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ceph-csi/vendor/k8s.io/kubernetes/hack/make-rules/test-cmd-util.sh
Serguei Bezverkhi 7b24313bd6 vendor files
2018-01-10 13:42:26 -05:00

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#!/bin/bash
# Copyright 2016 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This contains util code for testing kubectl.
set -o errexit
set -o nounset
set -o pipefail
# Set locale to ensure english responses from kubectl commands
export LANG=C
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
# Expects the following has already been done by whatever sources this script
# source "${KUBE_ROOT}/hack/lib/init.sh"
# source "${KUBE_ROOT}/hack/lib/test.sh"
ETCD_HOST=${ETCD_HOST:-127.0.0.1}
ETCD_PORT=${ETCD_PORT:-2379}
API_PORT=${API_PORT:-8080}
SECURE_API_PORT=${SECURE_API_PORT:-6443}
API_HOST=${API_HOST:-127.0.0.1}
KUBELET_HEALTHZ_PORT=${KUBELET_HEALTHZ_PORT:-10248}
CTLRMGR_PORT=${CTLRMGR_PORT:-10252}
PROXY_HOST=127.0.0.1 # kubectl only serves on localhost.
IMAGE_NGINX="gcr.io/google-containers/nginx:1.7.9"
IMAGE_DEPLOYMENT_R1="gcr.io/google-containers/nginx:test-cmd" # deployment-revision1.yaml
IMAGE_DEPLOYMENT_R2="$IMAGE_NGINX" # deployment-revision2.yaml
IMAGE_PERL="gcr.io/google-containers/perl"
IMAGE_PAUSE_V2="gcr.io/google-containers/pause:2.0"
IMAGE_DAEMONSET_R2="gcr.io/google-containers/pause:latest"
IMAGE_DAEMONSET_R2_2="gcr.io/google-containers/nginx:test-cmd" # rollingupdate-daemonset-rv2.yaml
IMAGE_STATEFULSET_R1="gcr.io/google_containers/nginx-slim:0.7"
IMAGE_STATEFULSET_R2="gcr.io/google_containers/nginx-slim:0.8"
# Expose kubectl directly for readability
PATH="${KUBE_OUTPUT_HOSTBIN}":$PATH
# Define variables for resource types to prevent typos.
clusterroles="clusterroles"
configmaps="configmaps"
csr="csr"
deployments="deployments"
horizontalpodautoscalers="horizontalpodautoscalers"
metrics="metrics"
namespaces="namespaces"
nodes="nodes"
persistentvolumeclaims="persistentvolumeclaims"
persistentvolumes="persistentvolumes"
pods="pods"
podtemplates="podtemplates"
replicasets="replicasets"
replicationcontrollers="replicationcontrollers"
roles="roles"
secrets="secrets"
serviceaccounts="serviceaccounts"
services="services"
statefulsets="statefulsets"
static="static"
storageclass="storageclass"
subjectaccessreviews="subjectaccessreviews"
selfsubjectaccessreviews="selfsubjectaccessreviews"
customresourcedefinitions="customresourcedefinitions"
daemonsets="daemonsets"
controllerrevisions="controllerrevisions"
# include shell2junit library
sh2ju="${KUBE_ROOT}/third_party/forked/shell2junit/sh2ju.sh"
if [[ -f "${sh2ju}" ]]; then
source "${sh2ju}"
else
echo "failed to find third_party/forked/shell2junit/sh2ju.sh"
exit 1
fi
# record_command runs the command and records its output/error messages in junit format
# it expects the first to be the name of the command
# Example:
# record_command run_kubectl_tests
#
# WARNING: Variable changes in the command will NOT be effective after record_command returns.
# This is because the command runs in subshell.
function record_command() {
set +o nounset
set +o errexit
local name="$1"
local output="${KUBE_JUNIT_REPORT_DIR:-/tmp/junit-results}"
echo "Recording: ${name}"
echo "Running command: $@"
juLog -output="${output}" -class="test-cmd" -name="${name}" "$@"
if [[ $? -ne 0 ]]; then
echo "Error when running ${name}"
foundError="True"
fi
set -o nounset
set -o errexit
}
# Stops the running kubectl proxy, if there is one.
function stop-proxy()
{
[[ -n "${PROXY_PORT-}" ]] && kube::log::status "Stopping proxy on port ${PROXY_PORT}"
[[ -n "${PROXY_PID-}" ]] && kill "${PROXY_PID}" 1>&2 2>/dev/null
[[ -n "${PROXY_PORT_FILE-}" ]] && rm -f ${PROXY_PORT_FILE}
PROXY_PID=
PROXY_PORT=
PROXY_PORT_FILE=
}
# Starts "kubect proxy" to test the client proxy. $1: api_prefix
function start-proxy()
{
stop-proxy
PROXY_PORT_FILE=$(mktemp proxy-port.out.XXXXX)
kube::log::status "Starting kubectl proxy on random port; output file in ${PROXY_PORT_FILE}; args: ${1-}"
if [ $# -eq 0 ]; then
kubectl proxy --port=0 --www=. 1>${PROXY_PORT_FILE} 2>&1 &
else
kubectl proxy --port=0 --www=. --api-prefix="$1" 1>${PROXY_PORT_FILE} 2>&1 &
fi
PROXY_PID=$!
PROXY_PORT=
local attempts=0
while [[ -z ${PROXY_PORT} ]]; do
if (( ${attempts} > 9 )); then
kill "${PROXY_PID}"
kube::log::error_exit "Couldn't start proxy. Failed to read port after ${attempts} tries. Got: $(cat ${PROXY_PORT_FILE})"
fi
sleep .5
kube::log::status "Attempt ${attempts} to read ${PROXY_PORT_FILE}..."
PROXY_PORT=$(sed 's/.*Starting to serve on 127.0.0.1:\([0-9]*\)$/\1/'< ${PROXY_PORT_FILE})
attempts=$((attempts+1))
done
kube::log::status "kubectl proxy running on port ${PROXY_PORT}"
# We try checking kubectl proxy 30 times with 1s delays to avoid occasional
# failures.
if [ $# -eq 0 ]; then
kube::util::wait_for_url "http://127.0.0.1:${PROXY_PORT}/healthz" "kubectl proxy"
else
kube::util::wait_for_url "http://127.0.0.1:${PROXY_PORT}/$1/healthz" "kubectl proxy --api-prefix=$1"
fi
}
function cleanup()
{
[[ -n "${APISERVER_PID-}" ]] && kill "${APISERVER_PID}" 1>&2 2>/dev/null
[[ -n "${CTLRMGR_PID-}" ]] && kill "${CTLRMGR_PID}" 1>&2 2>/dev/null
[[ -n "${KUBELET_PID-}" ]] && kill "${KUBELET_PID}" 1>&2 2>/dev/null
stop-proxy
kube::etcd::cleanup
rm -rf "${KUBE_TEMP}"
local junit_dir="${KUBE_JUNIT_REPORT_DIR:-/tmp/junit-results}"
echo "junit report dir:" ${junit_dir}
kube::log::status "Clean up complete"
}
# Executes curl against the proxy. $1 is the path to use, $2 is the desired
# return code. Prints a helpful message on failure.
function check-curl-proxy-code()
{
local status
local -r address=$1
local -r desired=$2
local -r full_address="${PROXY_HOST}:${PROXY_PORT}${address}"
status=$(curl -w "%{http_code}" --silent --output /dev/null "${full_address}")
if [ "${status}" == "${desired}" ]; then
return 0
fi
echo "For address ${full_address}, got ${status} but wanted ${desired}"
return 1
}
# TODO: Remove this function when we do the retry inside the kubectl commands. See #15333.
function kubectl-with-retry()
{
ERROR_FILE="${KUBE_TEMP}/kubectl-error"
preserve_err_file=${PRESERVE_ERR_FILE-false}
for count in {0..3}; do
kubectl "$@" 2> ${ERROR_FILE} || true
if grep -q "the object has been modified" "${ERROR_FILE}"; then
kube::log::status "retry $1, error: $(cat ${ERROR_FILE})"
rm "${ERROR_FILE}"
sleep $((2**count))
else
if [ "$preserve_err_file" != true ] ; then
rm "${ERROR_FILE}"
fi
break
fi
done
}
# Waits for the pods with the given label to match the list of names. Don't call
# this function unless you know the exact pod names, or expect no pods.
# $1: label to match
# $2: list of pod names sorted by name
# Example invocation:
# wait-for-pods-with-label "app=foo" "nginx-0nginx-1"
function wait-for-pods-with-label()
{
local i
for i in $(seq 1 10); do
kubeout=`kubectl get po -l $1 --template '{{range.items}}{{.metadata.name}}{{end}}' --sort-by metadata.name "${kube_flags[@]}"`
if [[ $kubeout = $2 ]]; then
return
fi
echo Waiting for pods: $2, found $kubeout
sleep $i
done
kube::log::error_exit "Timeout waiting for pods with label $1"
}
# Code to be run before running the tests.
setup() {
kube::util::trap_add cleanup EXIT SIGINT
kube::util::ensure-temp-dir
# ensure ~/.kube/config isn't loaded by tests
HOME="${KUBE_TEMP}"
kube::etcd::start
# Find a standard sed instance for use with edit scripts
kube::util::ensure-gnu-sed
kube::log::status "Building kubectl"
make -C "${KUBE_ROOT}" WHAT="cmd/kubectl"
# Check kubectl
kube::log::status "Running kubectl with no options"
"${KUBE_OUTPUT_HOSTBIN}/kubectl"
# TODO: we need to note down the current default namespace and set back to this
# namespace after the tests are done.
kubectl config view
CONTEXT="test"
kubectl config set-context "${CONTEXT}"
kubectl config use-context "${CONTEXT}"
kube::log::status "Setup complete"
}
########################################################
# Kubectl version (--short, --client, --output) #
########################################################
run_kubectl_version_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl version"
TEMP="${KUBE_TEMP}"
kubectl get "${kube_flags[@]}" --raw /version
# create version files, one for the client, one for the server.
# these are the files we will use to ensure that the remainder output is correct
kube::test::version::object_to_file "Client" "" "${TEMP}/client_version_test"
kube::test::version::object_to_file "Server" "" "${TEMP}/server_version_test"
kube::log::status "Testing kubectl version: check client only output matches expected output"
kube::test::version::object_to_file "Client" "--client" "${TEMP}/client_only_version_test"
kube::test::version::object_to_file "Client" "--client" "${TEMP}/server_client_only_version_test"
kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_only_version_test" "the flag '--client' shows correct client info"
kube::test::version::diff_assert "${TEMP}/server_version_test" "ne" "${TEMP}/server_client_only_version_test" "the flag '--client' correctly has no server version info"
kube::log::status "Testing kubectl version: verify json output"
kube::test::version::json_client_server_object_to_file "" "clientVersion" "${TEMP}/client_json_version_test"
kube::test::version::json_client_server_object_to_file "" "serverVersion" "${TEMP}/server_json_version_test"
kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_json_version_test" "--output json has correct client info"
kube::test::version::diff_assert "${TEMP}/server_version_test" "eq" "${TEMP}/server_json_version_test" "--output json has correct server info"
kube::log::status "Testing kubectl version: verify json output using additional --client flag does not contain serverVersion"
kube::test::version::json_client_server_object_to_file "--client" "clientVersion" "${TEMP}/client_only_json_version_test"
kube::test::version::json_client_server_object_to_file "--client" "serverVersion" "${TEMP}/server_client_only_json_version_test"
kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_only_json_version_test" "--client --output json has correct client info"
kube::test::version::diff_assert "${TEMP}/server_version_test" "ne" "${TEMP}/server_client_only_json_version_test" "--client --output json has no server info"
kube::log::status "Testing kubectl version: compare json output using additional --short flag"
kube::test::version::json_client_server_object_to_file "--short" "clientVersion" "${TEMP}/client_short_json_version_test"
kube::test::version::json_client_server_object_to_file "--short" "serverVersion" "${TEMP}/server_short_json_version_test"
kube::test::version::diff_assert "${TEMP}/client_version_test" "eq" "${TEMP}/client_short_json_version_test" "--short --output client json info is equal to non short result"
kube::test::version::diff_assert "${TEMP}/server_version_test" "eq" "${TEMP}/server_short_json_version_test" "--short --output server json info is equal to non short result"
kube::log::status "Testing kubectl version: compare json output with yaml output"
kube::test::version::json_object_to_file "" "${TEMP}/client_server_json_version_test"
kube::test::version::yaml_object_to_file "" "${TEMP}/client_server_yaml_version_test"
kube::test::version::diff_assert "${TEMP}/client_server_json_version_test" "eq" "${TEMP}/client_server_yaml_version_test" "--output json/yaml has identical information"
set +o nounset
set +o errexit
}
# Runs all pod related tests.
run_pod_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl(v1:pods)"
### Create POD valid-pod from JSON
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
# Post-condition: valid-pod POD is created
kubectl get "${kube_flags[@]}" pods -o json
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
kube::test::get_object_assert 'pod valid-pod' "{{$id_field}}" 'valid-pod'
kube::test::get_object_assert 'pod/valid-pod' "{{$id_field}}" 'valid-pod'
kube::test::get_object_assert 'pods/valid-pod' "{{$id_field}}" 'valid-pod'
# Repeat above test using jsonpath template
kube::test::get_object_jsonpath_assert pods "{.items[*]$id_field}" 'valid-pod'
kube::test::get_object_jsonpath_assert 'pod valid-pod' "{$id_field}" 'valid-pod'
kube::test::get_object_jsonpath_assert 'pod/valid-pod' "{$id_field}" 'valid-pod'
kube::test::get_object_jsonpath_assert 'pods/valid-pod' "{$id_field}" 'valid-pod'
# Describe command should print detailed information
kube::test::describe_object_assert pods 'valid-pod' "Name:" "Image:" "Node:" "Labels:" "Status:"
# Describe command should print events information by default
kube::test::describe_object_events_assert pods 'valid-pod'
# Describe command should not print events information when show-events=false
kube::test::describe_object_events_assert pods 'valid-pod' false
# Describe command should print events information when show-events=true
kube::test::describe_object_events_assert pods 'valid-pod' true
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert pods "Name:" "Image:" "Node:" "Labels:" "Status:"
# Describe command should print events information by default
kube::test::describe_resource_events_assert pods
# Describe command should not print events information when show-events=false
kube::test::describe_resource_events_assert pods false
# Describe command should print events information when show-events=true
kube::test::describe_resource_events_assert pods true
### Validate Export ###
kube::test::get_object_assert 'pods/valid-pod' "{{.metadata.namespace}} {{.metadata.name}}" '<no value> valid-pod' "--export=true"
### Dump current valid-pod POD
output_pod=$(kubectl get pod valid-pod -o yaml --output-version=v1 "${kube_flags[@]}")
### Delete POD valid-pod by id
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pod valid-pod "${kube_flags[@]}" --grace-period=0 --force
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Delete POD valid-pod by id with --now
# Pre-condition: valid-pod POD exists
kubectl create "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pod valid-pod "${kube_flags[@]}" --now
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Delete POD valid-pod by id with --grace-period=0
# Pre-condition: valid-pod POD exists
kubectl create "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command succeeds without --force by waiting
kubectl delete pod valid-pod "${kube_flags[@]}" --grace-period=0
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create POD valid-pod from dumped YAML
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
echo "${output_pod}" | ${SED} '/namespace:/d' | kubectl create -f - "${kube_flags[@]}"
# Post-condition: valid-pod POD is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete POD valid-pod from JSON
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}" --grace-period=0 --force
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create POD valid-pod from JSON
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
# Post-condition: valid-pod POD is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete POD valid-pod with label
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert "pods -l'name in (valid-pod)'" '{{range.items}}{{$id_field}}:{{end}}' 'valid-pod:'
# Command
kubectl delete pods -l'name in (valid-pod)' "${kube_flags[@]}" --grace-period=0 --force
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert "pods -l'name in (valid-pod)'" '{{range.items}}{{$id_field}}:{{end}}' ''
### Create POD valid-pod from YAML
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
# Post-condition: valid-pod POD is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
output_message=$(kubectl get pods --field-selector metadata.name=valid-pod "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "valid-pod"
# Command
phase=$(kubectl get "${kube_flags[@]}" pod valid-pod -o go-template='{{ .status.phase }}')
output_message=$(kubectl get pods --field-selector status.phase="${phase}" "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "valid-pod"
### Delete PODs with no parameter mustn't kill everything
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
! kubectl delete pods "${kube_flags[@]}"
# Post-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete PODs with --all and a label selector is not permitted
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
! kubectl delete --all pods -l'name in (valid-pod)' "${kube_flags[@]}"
# Post-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete all PODs
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete --all pods "${kube_flags[@]}" --grace-period=0 --force # --all remove all the pods
# Post-condition: no POD exists
kube::test::get_object_assert "pods -l'name in (valid-pod)'" '{{range.items}}{{$id_field}}:{{end}}' ''
# Detailed tests for describe pod output
### Create a new namespace
# Pre-condition: the test-secrets namespace does not exist
kube::test::get_object_assert 'namespaces' '{{range.items}}{{ if eq $id_field \"test-kubectl-describe-pod\" }}found{{end}}{{end}}:' ':'
# Command
kubectl create namespace test-kubectl-describe-pod
# Post-condition: namespace 'test-secrets' is created.
kube::test::get_object_assert 'namespaces/test-kubectl-describe-pod' "{{$id_field}}" 'test-kubectl-describe-pod'
### Create a generic secret
# Pre-condition: no SECRET exists
kube::test::get_object_assert 'secrets --namespace=test-kubectl-describe-pod' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create secret generic test-secret --from-literal=key-1=value1 --type=test-type --namespace=test-kubectl-describe-pod
# Post-condition: secret exists and has expected values
kube::test::get_object_assert 'secret/test-secret --namespace=test-kubectl-describe-pod' "{{$id_field}}" 'test-secret'
kube::test::get_object_assert 'secret/test-secret --namespace=test-kubectl-describe-pod' "{{$secret_type}}" 'test-type'
### Create a generic configmap
# Pre-condition: no CONFIGMAP exists
kube::test::get_object_assert 'configmaps --namespace=test-kubectl-describe-pod' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create configmap test-configmap --from-literal=key-2=value2 --namespace=test-kubectl-describe-pod
# Post-condition: configmap exists and has expected values
kube::test::get_object_assert 'configmap/test-configmap --namespace=test-kubectl-describe-pod' "{{$id_field}}" 'test-configmap'
### Create a pod disruption budget with minAvailable
# Command
kubectl create pdb test-pdb-1 --selector=app=rails --min-available=2 --namespace=test-kubectl-describe-pod
# Post-condition: pdb exists and has expected values
kube::test::get_object_assert 'pdb/test-pdb-1 --namespace=test-kubectl-describe-pod' "{{$pdb_min_available}}" '2'
# Command
kubectl create pdb test-pdb-2 --selector=app=rails --min-available=50% --namespace=test-kubectl-describe-pod
# Post-condition: pdb exists and has expected values
kube::test::get_object_assert 'pdb/test-pdb-2 --namespace=test-kubectl-describe-pod' "{{$pdb_min_available}}" '50%'
### Create a pod disruption budget with maxUnavailable
# Command
kubectl create pdb test-pdb-3 --selector=app=rails --max-unavailable=2 --namespace=test-kubectl-describe-pod
# Post-condition: pdb exists and has expected values
kube::test::get_object_assert 'pdb/test-pdb-3 --namespace=test-kubectl-describe-pod' "{{$pdb_max_unavailable}}" '2'
# Command
kubectl create pdb test-pdb-4 --selector=app=rails --max-unavailable=50% --namespace=test-kubectl-describe-pod
# Post-condition: pdb exists and has expected values
kube::test::get_object_assert 'pdb/test-pdb-4 --namespace=test-kubectl-describe-pod' "{{$pdb_max_unavailable}}" '50%'
### Fail creating a pod disruption budget if both maxUnavailable and minAvailable specified
! kubectl create pdb test-pdb --selector=app=rails --min-available=2 --max-unavailable=3 --namespace=test-kubectl-describe-pod
# Create a pod that consumes secret, configmap, and downward API keys as envs
kube::test::get_object_assert 'pods --namespace=test-kubectl-describe-pod' "{{range.items}}{{$id_field}}:{{end}}" ''
kubectl create -f hack/testdata/pod-with-api-env.yaml --namespace=test-kubectl-describe-pod
kube::test::describe_object_assert 'pods --namespace=test-kubectl-describe-pod' 'env-test-pod' "TEST_CMD_1" "<set to the key 'key-1' in secret 'test-secret'>" "TEST_CMD_2" "<set to the key 'key-2' of config map 'test-configmap'>" "TEST_CMD_3" "env-test-pod (v1:metadata.name)"
# Describe command (resource only) should print detailed information about environment variables
kube::test::describe_resource_assert 'pods --namespace=test-kubectl-describe-pod' "TEST_CMD_1" "<set to the key 'key-1' in secret 'test-secret'>" "TEST_CMD_2" "<set to the key 'key-2' of config map 'test-configmap'>" "TEST_CMD_3" "env-test-pod (v1:metadata.name)"
# Clean-up
kubectl delete pod env-test-pod --namespace=test-kubectl-describe-pod
kubectl delete secret test-secret --namespace=test-kubectl-describe-pod
kubectl delete configmap test-configmap --namespace=test-kubectl-describe-pod
kubectl delete pdb/test-pdb-1 pdb/test-pdb-2 pdb/test-pdb-3 pdb/test-pdb-4 --namespace=test-kubectl-describe-pod
kubectl delete namespace test-kubectl-describe-pod
### Create two PODs
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
kubectl create -f examples/storage/redis/redis-master.yaml "${kube_flags[@]}"
# Post-condition: valid-pod and redis-master PODs are created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-master:valid-pod:'
### Delete multiple PODs at once
# Pre-condition: valid-pod and redis-master PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-master:valid-pod:'
# Command
kubectl delete pods valid-pod redis-master "${kube_flags[@]}" --grace-period=0 --force # delete multiple pods at once
# Post-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create valid-pod POD
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
# Post-condition: valid-pod POD is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Label the valid-pod POD
# Pre-condition: valid-pod is not labelled
kube::test::get_object_assert 'pod valid-pod' "{{range$labels_field}}{{.}}:{{end}}" 'valid-pod:'
# Command
kubectl label pods valid-pod new-name=new-valid-pod "${kube_flags[@]}"
# Post-condition: valid-pod is labelled
kube::test::get_object_assert 'pod valid-pod' "{{range$labels_field}}{{.}}:{{end}}" 'valid-pod:new-valid-pod:'
### Label the valid-pod POD with empty label value
# Pre-condition: valid-pod does not have label "emptylabel"
kube::test::get_object_assert 'pod valid-pod' "{{range$labels_field}}{{.}}:{{end}}" 'valid-pod:new-valid-pod:'
# Command
kubectl label pods valid-pod emptylabel="" "${kube_flags[@]}"
# Post-condition: valid pod contains "emptylabel" with no value
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.emptylabel}}" ''
### Annotate the valid-pod POD with empty annotation value
# Pre-condition: valid-pod does not have annotation "emptyannotation"
kube::test::get_object_assert 'pod valid-pod' "{{${annotations_field}.emptyannotation}}" '<no value>'
# Command
kubectl annotate pods valid-pod emptyannotation="" "${kube_flags[@]}"
# Post-condition: valid pod contains "emptyannotation" with no value
kube::test::get_object_assert 'pod valid-pod' "{{${annotations_field}.emptyannotation}}" ''
### Record label change
# Pre-condition: valid-pod does not have record annotation
kube::test::get_object_assert 'pod valid-pod' "{{range.items}}{{$annotations_field}}:{{end}}" ''
# Command
kubectl label pods valid-pod record-change=true --record=true "${kube_flags[@]}"
# Post-condition: valid-pod has record annotation
kube::test::get_object_assert 'pod valid-pod' "{{range$annotations_field}}{{.}}:{{end}}" ".*--record=true.*"
### Do not record label change
# Command
kubectl label pods valid-pod no-record-change=true --record=false "${kube_flags[@]}"
# Post-condition: valid-pod's record annotation still contains command with --record=true
kube::test::get_object_assert 'pod valid-pod' "{{range$annotations_field}}{{.}}:{{end}}" ".*--record=true.*"
### Record label change with unspecified flag and previous change already recorded
# Command
kubectl label pods valid-pod new-record-change=true "${kube_flags[@]}"
# Post-condition: valid-pod's record annotation contains new change
kube::test::get_object_assert 'pod valid-pod' "{{range$annotations_field}}{{.}}:{{end}}" ".*new-record-change=true.*"
### Delete POD by label
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pods -lnew-name=new-valid-pod --grace-period=0 --force "${kube_flags[@]}"
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create pod-with-precision POD
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/pod-with-precision.json "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'pod-with-precision:'
## Patch preserves precision
# Command
kubectl patch "${kube_flags[@]}" pod pod-with-precision -p='{"metadata":{"annotations":{"patchkey": "patchvalue"}}}'
# Post-condition: pod-with-precision POD has patched annotation
kube::test::get_object_assert 'pod pod-with-precision' "{{${annotations_field}.patchkey}}" 'patchvalue'
# Command
kubectl label pods pod-with-precision labelkey=labelvalue "${kube_flags[@]}"
# Post-condition: pod-with-precision POD has label
kube::test::get_object_assert 'pod pod-with-precision' "{{${labels_field}.labelkey}}" 'labelvalue'
# Command
kubectl annotate pods pod-with-precision annotatekey=annotatevalue "${kube_flags[@]}"
# Post-condition: pod-with-precision POD has annotation
kube::test::get_object_assert 'pod pod-with-precision' "{{${annotations_field}.annotatekey}}" 'annotatevalue'
# Cleanup
kubectl delete pod pod-with-precision "${kube_flags[@]}"
### Annotate POD YAML file locally without effecting the live pod.
kubectl create -f hack/testdata/pod.yaml "${kube_flags[@]}"
# Command
kubectl annotate -f hack/testdata/pod.yaml annotatekey=annotatevalue "${kube_flags[@]}"
# Pre-condition: annotationkey is annotationvalue
kube::test::get_object_assert 'pod test-pod' "{{${annotations_field}.annotatekey}}" 'annotatevalue'
# Command
output_message=$(kubectl annotate --local -f hack/testdata/pod.yaml annotatekey=localvalue -o yaml "${kube_flags[@]}")
echo $output_message
# Post-condition: annotationkey is still annotationvalue in the live pod, but command output is the new value
kube::test::get_object_assert 'pod test-pod' "{{${annotations_field}.annotatekey}}" 'annotatevalue'
kube::test::if_has_string "${output_message}" "localvalue"
# Cleanup
kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
### Create valid-pod POD
# Pre-condition: no services and no rcs exist
kube::test::get_object_assert service "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
## kubectl create --edit can update the label filed of multiple resources. tmp-editor.sh is a fake editor
TEMP=$(mktemp /tmp/tmp-editor-XXXXXXXX.sh)
echo -e "#!/bin/bash\n${SED} -i \"s/mock/modified/g\" \$1" > ${TEMP}
chmod +x ${TEMP}
# Command
EDITOR=${TEMP} kubectl create --edit -f hack/testdata/multi-resource-json.json "${kube_flags[@]}"
# Post-condition: service named modified and rc named modified are created
kube::test::get_object_assert service "{{range.items}}{{$id_field}}:{{end}}" 'modified:'
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'modified:'
# Clean up
kubectl delete service/modified "${kube_flags[@]}"
kubectl delete rc/modified "${kube_flags[@]}"
# Pre-condition: no services and no rcs exist
kube::test::get_object_assert service "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
EDITOR=${TEMP} kubectl create --edit -f hack/testdata/multi-resource-list.json "${kube_flags[@]}"
# Post-condition: service named modified and rc named modified are created
kube::test::get_object_assert service "{{range.items}}{{$id_field}}:{{end}}" 'modified:'
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'modified:'
# Clean up
rm ${TEMP}
kubectl delete service/modified "${kube_flags[@]}"
kubectl delete rc/modified "${kube_flags[@]}"
## kubectl create --edit won't create anything if user makes no changes
[ "$(EDITOR=cat kubectl create --edit -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml -o json 2>&1 | grep 'Edit cancelled')" ]
## Create valid-pod POD
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
# Post-condition: valid-pod POD is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
## Patch can modify a local object
kubectl patch --local -f pkg/kubectl/validation/testdata/v1/validPod.yaml --patch='{"spec": {"restartPolicy":"Never"}}' -o jsonpath='{.spec.restartPolicy}' | grep -q "Never"
## Patch fails with error message "not patched" and exit code 1
output_message=$(! kubectl patch "${kube_flags[@]}" pod valid-pod -p='{"spec":{"replicas":7}}' 2>&1)
kube::test::if_has_string "${output_message}" 'not patched'
## Patch pod can change image
# Command
kubectl patch "${kube_flags[@]}" pod valid-pod --record -p='{"spec":{"containers":[{"name": "kubernetes-serve-hostname", "image": "nginx"}]}}'
# Post-condition: valid-pod POD has image nginx
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'nginx:'
# Post-condition: valid-pod has the record annotation
kube::test::get_object_assert pods "{{range.items}}{{$annotations_field}}:{{end}}" "${change_cause_annotation}"
# prove that patch can use different types
kubectl patch "${kube_flags[@]}" pod valid-pod --type="json" -p='[{"op": "replace", "path": "/spec/containers/0/image", "value":"nginx2"}]'
# Post-condition: valid-pod POD has image nginx
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'nginx2:'
# prove that patch can use different types
kubectl patch "${kube_flags[@]}" pod valid-pod --type="json" -p='[{"op": "replace", "path": "/spec/containers/0/image", "value":"nginx"}]'
# Post-condition: valid-pod POD has image nginx
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'nginx:'
# prove that yaml input works too
YAML_PATCH=$'spec:\n containers:\n - name: kubernetes-serve-hostname\n image: changed-with-yaml\n'
kubectl patch "${kube_flags[@]}" pod valid-pod -p="${YAML_PATCH}"
# Post-condition: valid-pod POD has image nginx
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'changed-with-yaml:'
## Patch pod from JSON can change image
# Command
kubectl patch "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml -p='{"spec":{"containers":[{"name": "kubernetes-serve-hostname", "image": "gcr.io/google_containers/pause-amd64:3.0"}]}}'
# Post-condition: valid-pod POD has image gcr.io/google_containers/pause-amd64:3.0
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'gcr.io/google_containers/pause-amd64:3.0:'
## If resourceVersion is specified in the patch, it will be treated as a precondition, i.e., if the resourceVersion is different from that is stored in the server, the Patch should be rejected
ERROR_FILE="${KUBE_TEMP}/conflict-error"
## If the resourceVersion is the same as the one stored in the server, the patch will be applied.
# Command
# Needs to retry because other party may change the resource.
for count in {0..3}; do
resourceVersion=$(kubectl get "${kube_flags[@]}" pod valid-pod -o go-template='{{ .metadata.resourceVersion }}')
kubectl patch "${kube_flags[@]}" pod valid-pod -p='{"spec":{"containers":[{"name": "kubernetes-serve-hostname", "image": "nginx"}]},"metadata":{"resourceVersion":"'$resourceVersion'"}}' 2> "${ERROR_FILE}" || true
if grep -q "the object has been modified" "${ERROR_FILE}"; then
kube::log::status "retry $1, error: $(cat ${ERROR_FILE})"
rm "${ERROR_FILE}"
sleep $((2**count))
else
rm "${ERROR_FILE}"
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'nginx:'
break
fi
done
## If the resourceVersion is the different from the one stored in the server, the patch will be rejected.
resourceVersion=$(kubectl get "${kube_flags[@]}" pod valid-pod -o go-template='{{ .metadata.resourceVersion }}')
((resourceVersion+=100))
# Command
kubectl patch "${kube_flags[@]}" pod valid-pod -p='{"spec":{"containers":[{"name": "kubernetes-serve-hostname", "image": "nginx"}]},"metadata":{"resourceVersion":"'$resourceVersion'"}}' 2> "${ERROR_FILE}" || true
# Post-condition: should get an error reporting the conflict
if grep -q "please apply your changes to the latest version and try again" "${ERROR_FILE}"; then
kube::log::status "\"kubectl patch with resourceVersion $resourceVersion\" returns error as expected: $(cat ${ERROR_FILE})"
else
kube::log::status "\"kubectl patch with resourceVersion $resourceVersion\" returns unexpected error or non-error: $(cat ${ERROR_FILE})"
exit 1
fi
rm "${ERROR_FILE}"
## --force replace pod can change other field, e.g., spec.container.name
# Command
kubectl get "${kube_flags[@]}" pod valid-pod -o json | ${SED} 's/"kubernetes-serve-hostname"/"replaced-k8s-serve-hostname"/g' > /tmp/tmp-valid-pod.json
kubectl replace "${kube_flags[@]}" --force -f /tmp/tmp-valid-pod.json
# Post-condition: spec.container.name = "replaced-k8s-serve-hostname"
kube::test::get_object_assert 'pod valid-pod' "{{(index .spec.containers 0).name}}" 'replaced-k8s-serve-hostname'
## check replace --grace-period requires --force
output_message=$(! kubectl replace "${kube_flags[@]}" --grace-period=1 -f /tmp/tmp-valid-pod.json 2>&1)
kube::test::if_has_string "${output_message}" '\-\-grace-period must have \-\-force specified'
## check replace --timeout requires --force
output_message=$(! kubectl replace "${kube_flags[@]}" --timeout=1s -f /tmp/tmp-valid-pod.json 2>&1)
kube::test::if_has_string "${output_message}" '\-\-timeout must have \-\-force specified'
#cleaning
rm /tmp/tmp-valid-pod.json
## replace of a cluster scoped resource can succeed
# Pre-condition: a node exists
kubectl create -f - "${kube_flags[@]}" << __EOF__
{
"kind": "Node",
"apiVersion": "v1",
"metadata": {
"name": "node-v1-test"
}
}
__EOF__
kubectl replace -f - "${kube_flags[@]}" << __EOF__
{
"kind": "Node",
"apiVersion": "v1",
"metadata": {
"name": "node-v1-test",
"annotations": {"a":"b"},
"resourceVersion": "0"
}
}
__EOF__
# Post-condition: the node command succeeds
kube::test::get_object_assert "node node-v1-test" "{{.metadata.annotations.a}}" 'b'
kubectl delete node node-v1-test "${kube_flags[@]}"
## kubectl edit can update the image field of a POD. tmp-editor.sh is a fake editor
echo -e "#!/bin/bash\n${SED} -i \"s/nginx/gcr.io\/google_containers\/serve_hostname/g\" \$1" > /tmp/tmp-editor.sh
chmod +x /tmp/tmp-editor.sh
# Pre-condition: valid-pod POD has image nginx
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'nginx:'
[[ "$(EDITOR=/tmp/tmp-editor.sh kubectl edit "${kube_flags[@]}" pods/valid-pod --output-patch=true | grep Patch:)" ]]
# Post-condition: valid-pod POD has image gcr.io/google_containers/serve_hostname
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'gcr.io/google_containers/serve_hostname:'
# cleaning
rm /tmp/tmp-editor.sh
## kubectl edit should work on Windows
[ "$(EDITOR=cat kubectl edit pod/valid-pod 2>&1 | grep 'Edit cancelled')" ]
[ "$(EDITOR=cat kubectl edit pod/valid-pod | grep 'name: valid-pod')" ]
[ "$(EDITOR=cat kubectl edit --windows-line-endings pod/valid-pod | file - | grep CRLF)" ]
[ ! "$(EDITOR=cat kubectl edit --windows-line-endings=false pod/valid-pod | file - | grep CRLF)" ]
[ "$(EDITOR=cat kubectl edit ns | grep 'kind: List')" ]
### Label POD YAML file locally without effecting the live pod.
# Pre-condition: name is valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
# Command
output_message=$(kubectl label --local --overwrite -f hack/testdata/pod.yaml name=localonlyvalue -o yaml "${kube_flags[@]}")
echo $output_message
# Post-condition: name is still valid-pod in the live pod, but command output is the new value
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
kube::test::if_has_string "${output_message}" "localonlyvalue"
### Overwriting an existing label is not permitted
# Pre-condition: name is valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
# Command
! kubectl label pods valid-pod name=valid-pod-super-sayan "${kube_flags[@]}"
# Post-condition: name is still valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
### --overwrite must be used to overwrite existing label, can be applied to all resources
# Pre-condition: name is valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
# Command
kubectl label --overwrite pods --all name=valid-pod-super-sayan "${kube_flags[@]}"
# Post-condition: name is valid-pod-super-sayan
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod-super-sayan'
### Delete POD by label
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pods -l'name in (valid-pod-super-sayan)' --grace-period=0 --force "${kube_flags[@]}"
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create two PODs from 1 yaml file
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/user-guide/multi-pod.yaml "${kube_flags[@]}"
# Post-condition: redis-master and valid-pod PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-master:valid-pod:'
### Delete two PODs from 1 yaml file
# Pre-condition: redis-master and valid-pod PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-master:valid-pod:'
# Command
kubectl delete -f test/fixtures/doc-yaml/user-guide/multi-pod.yaml "${kube_flags[@]}"
# Post-condition: no PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
## kubectl apply should update configuration annotations only if apply is already called
## 1. kubectl create doesn't set the annotation
# Pre-Condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: create a pod "test-pod"
kubectl create -f hack/testdata/pod.yaml "${kube_flags[@]}"
# Post-Condition: pod "test-pod" is created
kube::test::get_object_assert 'pods test-pod' "{{${labels_field}.name}}" 'test-pod-label'
# Post-Condition: pod "test-pod" doesn't have configuration annotation
! [[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
## 2. kubectl replace doesn't set the annotation
kubectl get pods test-pod -o yaml "${kube_flags[@]}" | ${SED} 's/test-pod-label/test-pod-replaced/g' > "${KUBE_TEMP}"/test-pod-replace.yaml
# Command: replace the pod "test-pod"
kubectl replace -f "${KUBE_TEMP}"/test-pod-replace.yaml "${kube_flags[@]}"
# Post-Condition: pod "test-pod" is replaced
kube::test::get_object_assert 'pods test-pod' "{{${labels_field}.name}}" 'test-pod-replaced'
# Post-Condition: pod "test-pod" doesn't have configuration annotation
! [[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
## 3. kubectl apply does set the annotation
# Command: apply the pod "test-pod"
kubectl apply -f hack/testdata/pod-apply.yaml "${kube_flags[@]}"
# Post-Condition: pod "test-pod" is applied
kube::test::get_object_assert 'pods test-pod' "{{${labels_field}.name}}" 'test-pod-applied'
# Post-Condition: pod "test-pod" has configuration annotation
[[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration > "${KUBE_TEMP}"/annotation-configuration
## 4. kubectl replace updates an existing annotation
kubectl get pods test-pod -o yaml "${kube_flags[@]}" | ${SED} 's/test-pod-applied/test-pod-replaced/g' > "${KUBE_TEMP}"/test-pod-replace.yaml
# Command: replace the pod "test-pod"
kubectl replace -f "${KUBE_TEMP}"/test-pod-replace.yaml "${kube_flags[@]}"
# Post-Condition: pod "test-pod" is replaced
kube::test::get_object_assert 'pods test-pod' "{{${labels_field}.name}}" 'test-pod-replaced'
# Post-Condition: pod "test-pod" has configuration annotation, and it's updated (different from the annotation when it's applied)
[[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration > "${KUBE_TEMP}"/annotation-configuration-replaced
! [[ $(diff -q "${KUBE_TEMP}"/annotation-configuration "${KUBE_TEMP}"/annotation-configuration-replaced > /dev/null) ]]
# Clean up
rm "${KUBE_TEMP}"/test-pod-replace.yaml "${KUBE_TEMP}"/annotation-configuration "${KUBE_TEMP}"/annotation-configuration-replaced
kubectl delete pods test-pod "${kube_flags[@]}"
set +o nounset
set +o errexit
}
# runs specific kubectl create tests
run_create_secret_tests() {
set -o nounset
set -o errexit
### Create generic secret with explicit namespace
# Pre-condition: secret 'mysecret' does not exist
output_message=$(! kubectl get secrets mysecret 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'secrets "mysecret" not found'
# Command
output_message=$(kubectl create "${kube_flags[@]}" secret generic mysecret --dry-run --from-literal=foo=bar -o jsonpath='{.metadata.namespace}' --namespace=user-specified)
# Post-condition: mysecret still not created since --dry-run was used
# Output from 'create' command should contain the specified --namespace value
failure_message=$(! kubectl get secrets mysecret 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${failure_message}" 'secrets "mysecret" not found'
kube::test::if_has_string "${output_message}" 'user-specified'
# Command
output_message=$(kubectl create "${kube_flags[@]}" secret generic mysecret --dry-run --from-literal=foo=bar -o jsonpath='{.metadata.namespace}')
# Post-condition: jsonpath for .metadata.namespace should be empty for object since --namespace was not explicitly specified
kube::test::if_empty_string "${output_message}"
kubectl create configmap tester-create-cm -o json --dry-run | kubectl create "${kube_flags[@]}" --raw /api/v1/namespaces/default/configmaps -f -
kubectl delete -ndefault "${kube_flags[@]}" configmap tester-create-cm
set +o nounset
set +o errexit
}
# Runs tests related to kubectl apply.
run_kubectl_apply_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl apply"
## kubectl apply should create the resource that doesn't exist yet
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: apply a pod "test-pod" (doesn't exist) should create this pod
kubectl apply -f hack/testdata/pod.yaml "${kube_flags[@]}"
# Post-Condition: pod "test-pod" is created
kube::test::get_object_assert 'pods test-pod' "{{${labels_field}.name}}" 'test-pod-label'
# Post-Condition: pod "test-pod" has configuration annotation
[[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Clean up
kubectl delete pods test-pod "${kube_flags[@]}"
## kubectl apply should be able to clear defaulted fields.
# Pre-Condition: no deployment exists
kube::test::get_object_assert deployments "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: apply a deployment "test-deployment-retainkeys" (doesn't exist) should create this deployment
kubectl apply -f hack/testdata/retainKeys/deployment/deployment-before.yaml "${kube_flags[@]}"
# Post-Condition: deployment "test-deployment-retainkeys" created
kube::test::get_object_assert deployments "{{range.items}}{{$id_field}}{{end}}" 'test-deployment-retainkeys'
# Post-Condition: deployment "test-deployment-retainkeys" has defaulted fields
[[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep RollingUpdate)" ]]
[[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep maxSurge)" ]]
[[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep maxUnavailable)" ]]
[[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep emptyDir)" ]]
# Command: apply a deployment "test-deployment-retainkeys" should clear
# defaulted fields and successfully update the deployment
[[ "$(kubectl apply -f hack/testdata/retainKeys/deployment/deployment-after.yaml "${kube_flags[@]}")" ]]
# Post-Condition: deployment "test-deployment-retainkeys" has updated fields
[[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep Recreate)" ]]
! [[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep RollingUpdate)" ]]
[[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep hostPath)" ]]
! [[ "$(kubectl get deployments test-deployment-retainkeys -o yaml "${kube_flags[@]}" | grep emptyDir)" ]]
# Clean up
kubectl delete deployments test-deployment-retainkeys "${kube_flags[@]}"
## kubectl apply -f with label selector should only apply matching objects
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# apply
kubectl apply -l unique-label=bingbang -f hack/testdata/filter "${kube_flags[@]}"
# check right pod exists
kube::test::get_object_assert 'pods selector-test-pod' "{{${labels_field}.name}}" 'selector-test-pod'
# check wrong pod doesn't exist
output_message=$(! kubectl get pods selector-test-pod-dont-apply 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'pods "selector-test-pod-dont-apply" not found'
# cleanup
kubectl delete pods selector-test-pod
## kubectl apply --prune
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# apply a
kubectl apply --prune -l prune-group=true -f hack/testdata/prune/a.yaml "${kube_flags[@]}"
# check right pod exists
kube::test::get_object_assert 'pods a' "{{${id_field}}}" 'a'
# check wrong pod doesn't exist
output_message=$(! kubectl get pods b 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'pods "b" not found'
# apply b
kubectl apply --prune -l prune-group=true -f hack/testdata/prune/b.yaml "${kube_flags[@]}"
# check right pod exists
kube::test::get_object_assert 'pods b' "{{${id_field}}}" 'b'
# check wrong pod doesn't exist
output_message=$(! kubectl get pods a 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'pods "a" not found'
# cleanup
kubectl delete pods b
# same thing without prune for a sanity check
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# apply a
kubectl apply -l prune-group=true -f hack/testdata/prune/a.yaml "${kube_flags[@]}"
# check right pod exists
kube::test::get_object_assert 'pods a' "{{${id_field}}}" 'a'
# check wrong pod doesn't exist
output_message=$(! kubectl get pods b 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'pods "b" not found'
# apply b
kubectl apply -l prune-group=true -f hack/testdata/prune/b.yaml "${kube_flags[@]}"
# check both pods exist
kube::test::get_object_assert 'pods a' "{{${id_field}}}" 'a'
kube::test::get_object_assert 'pods b' "{{${id_field}}}" 'b'
# check wrong pod doesn't exist
# cleanup
kubectl delete pod/a pod/b
## kubectl apply --prune requires a --all flag to select everything
output_message=$(! kubectl apply --prune -f hack/testdata/prune 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" \
'all resources selected for prune without explicitly passing --all'
# should apply everything
kubectl apply --all --prune -f hack/testdata/prune
kube::test::get_object_assert 'pods a' "{{${id_field}}}" 'a'
kube::test::get_object_assert 'pods b' "{{${id_field}}}" 'b'
kubectl delete pod/a pod/b
## kubectl apply --prune should fallback to delete for non reapable types
kubectl apply --all --prune -f hack/testdata/prune-reap/a.yml 2>&1 "${kube_flags[@]}"
kube::test::get_object_assert 'pvc a-pvc' "{{${id_field}}}" 'a-pvc'
kubectl apply --all --prune -f hack/testdata/prune-reap/b.yml 2>&1 "${kube_flags[@]}"
kube::test::get_object_assert 'pvc b-pvc' "{{${id_field}}}" 'b-pvc'
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
kubectl delete pvc b-pvc 2>&1 "${kube_flags[@]}"
## kubectl apply --prune --prune-whitelist
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# apply pod a
kubectl apply --prune -l prune-group=true -f hack/testdata/prune/a.yaml "${kube_flags[@]}"
# check right pod exists
kube::test::get_object_assert 'pods a' "{{${id_field}}}" 'a'
# apply svc and don't prune pod a by overwriting whitelist
kubectl apply --prune -l prune-group=true -f hack/testdata/prune/svc.yaml --prune-whitelist core/v1/Service 2>&1 "${kube_flags[@]}"
kube::test::get_object_assert 'service prune-svc' "{{${id_field}}}" 'prune-svc'
kube::test::get_object_assert 'pods a' "{{${id_field}}}" 'a'
# apply svc and prune pod a with default whitelist
kubectl apply --prune -l prune-group=true -f hack/testdata/prune/svc.yaml 2>&1 "${kube_flags[@]}"
kube::test::get_object_assert 'service prune-svc' "{{${id_field}}}" 'prune-svc'
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# cleanup
kubectl delete svc prune-svc 2>&1 "${kube_flags[@]}"
set +o nounset
set +o errexit
}
# Runs tests related to kubectl create --filename(-f) --selector(-l).
run_kubectl_create_filter_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl create filter"
## kubectl create -f with label selector should only create matching objects
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# create
kubectl create -l unique-label=bingbang -f hack/testdata/filter "${kube_flags[@]}"
# check right pod exists
kube::test::get_object_assert 'pods selector-test-pod' "{{${labels_field}.name}}" 'selector-test-pod'
# check wrong pod doesn't exist
output_message=$(! kubectl get pods selector-test-pod-dont-apply 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'pods "selector-test-pod-dont-apply" not found'
# cleanup
kubectl delete pods selector-test-pod
set +o nounset
set +o errexit
}
run_kubectl_apply_deployments_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl apply deployments"
## kubectl apply should propagate user defined null values
# Pre-Condition: no Deployments, ReplicaSets, Pods exist
kube::test::get_object_assert deployments "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert replicasets "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# apply base deployment
kubectl apply -f hack/testdata/null-propagation/deployment-l1.yaml "${kube_flags[@]}"
# check right deployment exists
kube::test::get_object_assert 'deployments my-depl' "{{${id_field}}}" 'my-depl'
# check right labels exists
kube::test::get_object_assert 'deployments my-depl' "{{.spec.template.metadata.labels.l1}}" 'l1'
kube::test::get_object_assert 'deployments my-depl' "{{.spec.selector.matchLabels.l1}}" 'l1'
kube::test::get_object_assert 'deployments my-depl' "{{.metadata.labels.l1}}" 'l1'
# apply new deployment with new template labels
kubectl apply -f hack/testdata/null-propagation/deployment-l2.yaml "${kube_flags[@]}"
# check right labels exists
kube::test::get_object_assert 'deployments my-depl' "{{.spec.template.metadata.labels.l1}}" '<no value>'
kube::test::get_object_assert 'deployments my-depl' "{{.spec.selector.matchLabels.l1}}" '<no value>'
kube::test::get_object_assert 'deployments my-depl' "{{.metadata.labels.l1}}" '<no value>'
kube::test::get_object_assert 'deployments my-depl' "{{.spec.template.metadata.labels.l2}}" 'l2'
kube::test::get_object_assert 'deployments my-depl' "{{.spec.selector.matchLabels.l2}}" 'l2'
kube::test::get_object_assert 'deployments my-depl' "{{.metadata.labels.l2}}" 'l2'
# cleanup
# need to explicitly remove replicasets and pods because we changed the deployment selector and orphaned things
kubectl delete deployments,rs,pods --all --cascade=false --grace-period=0
# Post-Condition: no Deployments, ReplicaSets, Pods exist
kube::test::wait_object_assert deployments "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::wait_object_assert replicasets "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# kubectl apply deployment --overwrite=true --force=true
# Pre-Condition: no deployment exists
kube::test::get_object_assert deployments "{{range.items}}{{$id_field}}:{{end}}" ''
# apply deployment nginx
kubectl apply -f hack/testdata/deployment-label-change1.yaml "${kube_flags[@]}"
# check right deployment exists
kube::test::get_object_assert 'deployment nginx' "{{${id_field}}}" 'nginx'
# apply deployment with wrong labels mismatch selector throws errors
output_message=$(! kubectl apply -f hack/testdata/deployment-label-change2.yaml 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'Invalid value'
# apply deployment with --force and --overwrite will success
kubectl apply -f hack/testdata/deployment-label-change2.yaml --overwrite=true --force=true --grace-period=10
# check the changed deployment
output_message=$(kubectl apply view-last-applied deploy/nginx -o json 2>&1 "${kube_flags[@]}" |grep nginx2)
kube::test::if_has_string "${output_message}" '"name": "nginx2"'
# cleanup
kubectl delete deployments --all --grace-period=10
set +o nounset
set +o errexit
}
# Runs tests for --save-config tests.
run_save_config_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl --save-config"
## Configuration annotations should be set when --save-config is enabled
## 1. kubectl create --save-config should generate configuration annotation
# Pre-Condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: create a pod "test-pod"
kubectl create -f hack/testdata/pod.yaml --save-config "${kube_flags[@]}"
# Post-Condition: pod "test-pod" has configuration annotation
[[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Clean up
kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
## 2. kubectl edit --save-config should generate configuration annotation
# Pre-Condition: no POD exists, then create pod "test-pod", which shouldn't have configuration annotation
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
kubectl create -f hack/testdata/pod.yaml "${kube_flags[@]}"
! [[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Command: edit the pod "test-pod"
temp_editor="${KUBE_TEMP}/tmp-editor.sh"
echo -e "#!/bin/bash\n${SED} -i \"s/test-pod-label/test-pod-label-edited/g\" \$@" > "${temp_editor}"
chmod +x "${temp_editor}"
EDITOR=${temp_editor} kubectl edit pod test-pod --save-config "${kube_flags[@]}"
# Post-Condition: pod "test-pod" has configuration annotation
[[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Clean up
kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
## 3. kubectl replace --save-config should generate configuration annotation
# Pre-Condition: no POD exists, then create pod "test-pod", which shouldn't have configuration annotation
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
kubectl create -f hack/testdata/pod.yaml "${kube_flags[@]}"
! [[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Command: replace the pod "test-pod"
kubectl replace -f hack/testdata/pod.yaml --save-config "${kube_flags[@]}"
# Post-Condition: pod "test-pod" has configuration annotation
[[ "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Clean up
kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
## 4. kubectl run --save-config should generate configuration annotation
# Pre-Condition: no RC exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: create the rc "nginx" with image nginx
kubectl run nginx "--image=$IMAGE_NGINX" --save-config --generator=run/v1 "${kube_flags[@]}"
# Post-Condition: rc "nginx" has configuration annotation
[[ "$(kubectl get rc nginx -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
## 5. kubectl expose --save-config should generate configuration annotation
# Pre-Condition: no service exists
kube::test::get_object_assert svc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: expose the rc "nginx"
kubectl expose rc nginx --save-config --port=80 --target-port=8000 "${kube_flags[@]}"
# Post-Condition: service "nginx" has configuration annotation
[[ "$(kubectl get svc nginx -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Clean up
kubectl delete rc,svc nginx
## 6. kubectl autoscale --save-config should generate configuration annotation
# Pre-Condition: no RC exists, then create the rc "frontend", which shouldn't have configuration annotation
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
! [[ "$(kubectl get rc frontend -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Command: autoscale rc "frontend"
kubectl autoscale -f hack/testdata/frontend-controller.yaml --save-config "${kube_flags[@]}" --max=2
# Post-Condition: hpa "frontend" has configuration annotation
[[ "$(kubectl get hpa frontend -o yaml "${kube_flags[@]}" | grep kubectl.kubernetes.io/last-applied-configuration)" ]]
# Ensure we can interact with HPA objects in lists through autoscaling/v1 APIs
output_message=$(kubectl get hpa -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'autoscaling/v1'
output_message=$(kubectl get hpa.autoscaling -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'autoscaling/v1'
# tests kubectl group prefix matching
output_message=$(kubectl get hpa.autoscal -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'autoscaling/v1'
# Clean up
# Note that we should delete hpa first, otherwise it may fight with the rc reaper.
kubectl delete hpa frontend "${kube_flags[@]}"
kubectl delete rc frontend "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_kubectl_run_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl run"
## kubectl run should create deployments, jobs or cronjob
# Pre-Condition: no Job exists
kube::test::get_object_assert jobs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl run pi --generator=job/v1 "--image=$IMAGE_PERL" --restart=OnFailure -- perl -Mbignum=bpi -wle 'print bpi(20)' "${kube_flags[@]}"
# Post-Condition: Job "pi" is created
kube::test::get_object_assert jobs "{{range.items}}{{$id_field}}:{{end}}" 'pi:'
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert pods "Name:" "Image:" "Node:" "Labels:" "Status:" "Controlled By"
# Clean up
kubectl delete jobs pi "${kube_flags[@]}"
# Post-condition: no pods exist.
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Pre-Condition: no Deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl run nginx-extensions "--image=$IMAGE_NGINX" "${kube_flags[@]}"
# Post-Condition: Deployment "nginx" is created
kube::test::get_object_assert deployment.extensions "{{range.items}}{{$id_field}}:{{end}}" 'nginx-extensions:'
# and old generator was used, iow. old defaults are applied
output_message=$(kubectl get deployment.extensions/nginx-extensions -o jsonpath='{.spec.revisionHistoryLimit}')
kube::test::if_has_not_string "${output_message}" '2'
# Clean up
kubectl delete deployment nginx-extensions "${kube_flags[@]}"
# Command
kubectl run nginx-apps "--image=$IMAGE_NGINX" --generator=deployment/apps.v1beta1 "${kube_flags[@]}"
# Post-Condition: Deployment "nginx" is created
kube::test::get_object_assert deployment.apps "{{range.items}}{{$id_field}}:{{end}}" 'nginx-apps:'
# and new generator was used, iow. new defaults are applied
output_message=$(kubectl get deployment/nginx-apps -o jsonpath='{.spec.revisionHistoryLimit}')
kube::test::if_has_string "${output_message}" '2'
# Clean up
kubectl delete deployment nginx-apps "${kube_flags[@]}"
# Pre-Condition: no Job exists
kube::test::get_object_assert cronjobs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl run pi --schedule="*/5 * * * *" --generator=cronjob/v1beta1 "--image=$IMAGE_PERL" --restart=OnFailure -- perl -Mbignum=bpi -wle 'print bpi(20)' "${kube_flags[@]}"
# Post-Condition: CronJob "pi" is created
kube::test::get_object_assert cronjobs "{{range.items}}{{$id_field}}:{{end}}" 'pi:'
# Clean up
kubectl delete cronjobs pi "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_kubectl_get_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl get"
### Test retrieval of non-existing pods
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
output_message=$(! kubectl get pods abc 2>&1 "${kube_flags[@]}")
# Post-condition: POD abc should error since it doesn't exist
kube::test::if_has_string "${output_message}" 'pods "abc" not found'
### Test retrieval of non-existing POD with output flag specified
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
output_message=$(! kubectl get pods abc 2>&1 "${kube_flags[@]}" -o name)
# Post-condition: POD abc should error since it doesn't exist
kube::test::if_has_string "${output_message}" 'pods "abc" not found'
### Test retrieval of pods when none exist with non-human readable output format flag specified
# Pre-condition: no pods exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o json)
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o yaml)
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o name)
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o jsonpath='{.items}')
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o go-template='{{.items}}')
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o custom-columns=NAME:.metadata.name)
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
### Test retrieval of pods when none exist, with human-readable output format flag specified
# Pre-condition: no pods exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}")
# Post-condition: The text "No resources found" should be part of the output
kube::test::if_has_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods --ignore-not-found 2>&1 "${kube_flags[@]}")
# Post-condition: The text "No resources found" should not be part of the output
kube::test::if_has_not_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get pods 2>&1 "${kube_flags[@]}" -o wide)
# Post-condition: The text "No resources found" should be part of the output
kube::test::if_has_string "${output_message}" 'No resources found'
### Test retrieval of non-existing POD with json output flag specified
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
output_message=$(! kubectl get pods abc 2>&1 "${kube_flags[@]}" -o json)
# Post-condition: POD abc should error since it doesn't exist
kube::test::if_has_string "${output_message}" 'pods "abc" not found'
# Post-condition: make sure we don't display an empty List
if kube::test::if_has_string "${output_message}" 'List'; then
echo 'Unexpected List output'
echo "${LINENO} $(basename $0)"
exit 1
fi
### Test kubectl get all
output_message=$(kubectl --v=6 --namespace default get all --chunk-size=0 2>&1 "${kube_flags[@]}")
# Post-condition: Check if we get 200 OK from all the url(s)
kube::test::if_has_string "${output_message}" "/api/v1/namespaces/default/pods 200 OK"
kube::test::if_has_string "${output_message}" "/api/v1/namespaces/default/replicationcontrollers 200 OK"
kube::test::if_has_string "${output_message}" "/api/v1/namespaces/default/services 200 OK"
kube::test::if_has_string "${output_message}" "/apis/apps/v1/namespaces/default/statefulsets 200 OK"
kube::test::if_has_string "${output_message}" "/apis/autoscaling/v1/namespaces/default/horizontalpodautoscalers 200"
kube::test::if_has_string "${output_message}" "/apis/batch/v1/namespaces/default/jobs 200 OK"
kube::test::if_has_string "${output_message}" "/apis/extensions/v1beta1/namespaces/default/deployments 200 OK"
kube::test::if_has_string "${output_message}" "/apis/extensions/v1beta1/namespaces/default/replicasets 200 OK"
### Test kubectl get chunk size
output_message=$(kubectl --v=6 get clusterrole --chunk-size=10 2>&1 "${kube_flags[@]}")
# Post-condition: Check if we get a limit and continue
kube::test::if_has_string "${output_message}" "/clusterroles?limit=10 200 OK"
kube::test::if_has_string "${output_message}" "/v1/clusterroles?continue="
### Test kubectl get chunk size defaults to 500
output_message=$(kubectl --v=6 get clusterrole 2>&1 "${kube_flags[@]}")
# Post-condition: Check if we get a limit and continue
kube::test::if_has_string "${output_message}" "/clusterroles?limit=500 200 OK"
### Test --allow-missing-template-keys
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
# Post-condition: valid-pod POD is created
kubectl get "${kube_flags[@]}" pods -o json
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
## check --allow-missing-template-keys defaults to true for jsonpath templates
kubectl get "${kube_flags[@]}" pod valid-pod -o jsonpath='{.missing}'
## check --allow-missing-template-keys defaults to true for go templates
kubectl get "${kube_flags[@]}" pod valid-pod -o go-template='{{.missing}}'
## check --allow-missing-template-keys=false results in an error for a missing key with jsonpath
output_message=$(! kubectl get pod valid-pod --allow-missing-template-keys=false -o jsonpath='{.missing}' "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'missing is not found'
## check --allow-missing-template-keys=false results in an error for a missing key with go
output_message=$(! kubectl get pod valid-pod --allow-missing-template-keys=false -o go-template='{{.missing}}' "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'map has no entry for key "missing"'
### Test kubectl get watch
output_message=$(kubectl get pods -w --request-timeout=1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'STATUS' # headers
kube::test::if_has_string "${output_message}" 'valid-pod' # pod details
output_message=$(kubectl get pods/valid-pod -o name -w --request-timeout=1 "${kube_flags[@]}")
kube::test::if_has_not_string "${output_message}" 'STATUS' # no headers
kube::test::if_has_string "${output_message}" 'pods/valid-pod' # resource name
output_message=$(kubectl get pods/valid-pod -o yaml -w --request-timeout=1 "${kube_flags[@]}")
kube::test::if_has_not_string "${output_message}" 'STATUS' # no headers
kube::test::if_has_string "${output_message}" 'name: valid-pod' # yaml
output_message=$(! kubectl get pods/invalid-pod -w --request-timeout=1 "${kube_flags[@]}" 2>&1)
kube::test::if_has_string "${output_message}" '"invalid-pod" not found'
# cleanup
kubectl delete pods valid-pod "${kube_flags[@]}"
### Test 'kubectl get -f <file> -o <non default printer>' prints all the items in the file's list
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/user-guide/multi-pod.yaml "${kube_flags[@]}"
# Post-condition: PODs redis-master and valid-pod exist
# Check that all items in the list are printed
output_message=$(kubectl get -f test/fixtures/doc-yaml/user-guide/multi-pod.yaml -o jsonpath="{..metadata.name}" "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "redis-master valid-pod"
# cleanup
kubectl delete pods redis-master valid-pod "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_kubectl_request_timeout_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl request timeout"
### Test global request timeout option
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
# Post-condition: valid-pod POD is created
kubectl get "${kube_flags[@]}" pods -o json
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
## check --request-timeout on 'get pod'
output_message=$(kubectl get pod valid-pod --request-timeout=1)
kube::test::if_has_string "${output_message}" 'valid-pod'
## check --request-timeout on 'get pod' with --watch
output_message=$(kubectl get pod valid-pod --request-timeout=1 --watch 2>&1)
kube::test::if_has_string "${output_message}" 'Timeout exceeded while reading body'
## check --request-timeout value with no time unit
output_message=$(kubectl get pod valid-pod --request-timeout=1 2>&1)
kube::test::if_has_string "${output_message}" 'valid-pod'
## check --request-timeout value with invalid time unit
output_message=$(! kubectl get pod valid-pod --request-timeout="1p" 2>&1)
kube::test::if_has_string "${output_message}" 'Invalid timeout value'
# cleanup
kubectl delete pods valid-pod "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_crd_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl crd"
kubectl "${kube_flags_with_token[@]}" create -f - << __EOF__
{
"kind": "CustomResourceDefinition",
"apiVersion": "apiextensions.k8s.io/v1beta1",
"metadata": {
"name": "foos.company.com"
},
"spec": {
"group": "company.com",
"version": "v1",
"names": {
"plural": "foos",
"kind": "Foo"
}
}
}
__EOF__
# Post-Condition: assertion object exist
kube::test::get_object_assert customresourcedefinitions "{{range.items}}{{$id_field}}:{{end}}" 'foos.company.com:'
kubectl "${kube_flags_with_token[@]}" create -f - << __EOF__
{
"kind": "CustomResourceDefinition",
"apiVersion": "apiextensions.k8s.io/v1beta1",
"metadata": {
"name": "bars.company.com"
},
"spec": {
"group": "company.com",
"version": "v1",
"names": {
"plural": "bars",
"kind": "Bar"
}
}
}
__EOF__
# Post-Condition: assertion object exist
kube::test::get_object_assert customresourcedefinitions "{{range.items}}{{$id_field}}:{{end}}" 'bars.company.com:foos.company.com:'
run_non_native_resource_tests
# teardown
kubectl delete customresourcedefinitions/foos.company.com "${kube_flags_with_token[@]}"
kubectl delete customresourcedefinitions/bars.company.com "${kube_flags_with_token[@]}"
set +o nounset
set +o errexit
}
kube::util::non_native_resources() {
local times
local wait
local failed
times=30
wait=10
local i
for i in $(seq 1 $times); do
failed=""
kubectl "${kube_flags[@]}" get --raw '/apis/company.com/v1' || failed=true
kubectl "${kube_flags[@]}" get --raw '/apis/company.com/v1/foos' || failed=true
kubectl "${kube_flags[@]}" get --raw '/apis/company.com/v1/bars' || failed=true
if [ -z "${failed}" ]; then
return 0
fi
sleep ${wait}
done
kube::log::error "Timed out waiting for non-native-resources; tried ${times} waiting ${wait}s between each"
return 1
}
run_non_native_resource_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl non-native resources"
kube::util::non_native_resources
# Test that we can list this new CustomResource (foos)
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
# Test that we can list this new CustomResource (bars)
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" ''
# Test that we can create a new resource of type Foo
kubectl "${kube_flags[@]}" create -f hack/testdata/CRD/foo.yaml "${kube_flags[@]}"
# Test that we can list this new custom resource
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" 'test:'
# Test alternate forms
kube::test::get_object_assert foo "{{range.items}}{{$id_field}}:{{end}}" 'test:'
kube::test::get_object_assert foos.company.com "{{range.items}}{{$id_field}}:{{end}}" 'test:'
kube::test::get_object_assert foos.v1.company.com "{{range.items}}{{$id_field}}:{{end}}" 'test:'
# Test all printers, with lists and individual items
kube::log::status "Testing CustomResource printing"
kubectl "${kube_flags[@]}" get foos
kubectl "${kube_flags[@]}" get foos/test
kubectl "${kube_flags[@]}" get foos -o name
kubectl "${kube_flags[@]}" get foos/test -o name
kubectl "${kube_flags[@]}" get foos -o wide
kubectl "${kube_flags[@]}" get foos/test -o wide
kubectl "${kube_flags[@]}" get foos -o json
kubectl "${kube_flags[@]}" get foos/test -o json
kubectl "${kube_flags[@]}" get foos -o yaml
kubectl "${kube_flags[@]}" get foos/test -o yaml
kubectl "${kube_flags[@]}" get foos -o "jsonpath={.items[*].someField}" --allow-missing-template-keys=false
kubectl "${kube_flags[@]}" get foos/test -o "jsonpath={.someField}" --allow-missing-template-keys=false
kubectl "${kube_flags[@]}" get foos -o "go-template={{range .items}}{{.someField}}{{end}}" --allow-missing-template-keys=false
kubectl "${kube_flags[@]}" get foos/test -o "go-template={{.someField}}" --allow-missing-template-keys=false
output_message=$(kubectl "${kube_flags[@]}" get foos/test -o name)
kube::test::if_has_string "${output_message}" 'foos/test'
# Test patching
kube::log::status "Testing CustomResource patching"
kubectl "${kube_flags[@]}" patch foos/test -p '{"patched":"value1"}' --type=merge
kube::test::get_object_assert foos/test "{{.patched}}" 'value1'
kubectl "${kube_flags[@]}" patch foos/test -p '{"patched":"value2"}' --type=merge --record
kube::test::get_object_assert foos/test "{{.patched}}" 'value2'
kubectl "${kube_flags[@]}" patch foos/test -p '{"patched":null}' --type=merge --record
kube::test::get_object_assert foos/test "{{.patched}}" '<no value>'
# Get local version
CRD_RESOURCE_FILE="${KUBE_TEMP}/crd-foos-test.json"
kubectl "${kube_flags[@]}" get foos/test -o json > "${CRD_RESOURCE_FILE}"
# cannot apply strategic patch locally
CRD_PATCH_ERROR_FILE="${KUBE_TEMP}/crd-foos-test-error"
! kubectl "${kube_flags[@]}" patch --local -f "${CRD_RESOURCE_FILE}" -p '{"patched":"value3"}' 2> "${CRD_PATCH_ERROR_FILE}"
if grep -q "try --type merge" "${CRD_PATCH_ERROR_FILE}"; then
kube::log::status "\"kubectl patch --local\" returns error as expected for CustomResource: $(cat ${CRD_PATCH_ERROR_FILE})"
else
kube::log::status "\"kubectl patch --local\" returns unexpected error or non-error: $(cat ${CRD_PATCH_ERROR_FILE})"
exit 1
fi
# can apply merge patch locally
kubectl "${kube_flags[@]}" patch --local -f "${CRD_RESOURCE_FILE}" -p '{"patched":"value3"}' --type=merge -o json
# can apply merge patch remotely
kubectl "${kube_flags[@]}" patch --record -f "${CRD_RESOURCE_FILE}" -p '{"patched":"value3"}' --type=merge -o json
kube::test::get_object_assert foos/test "{{.patched}}" 'value3'
rm "${CRD_RESOURCE_FILE}"
rm "${CRD_PATCH_ERROR_FILE}"
# Test labeling
kube::log::status "Testing CustomResource labeling"
kubectl "${kube_flags[@]}" label foos --all listlabel=true
kubectl "${kube_flags[@]}" label foo/test itemlabel=true
# Test annotating
kube::log::status "Testing CustomResource annotating"
kubectl "${kube_flags[@]}" annotate foos --all listannotation=true
kubectl "${kube_flags[@]}" annotate foo/test itemannotation=true
# Test describing
kube::log::status "Testing CustomResource describing"
kubectl "${kube_flags[@]}" describe foos
kubectl "${kube_flags[@]}" describe foos/test
kubectl "${kube_flags[@]}" describe foos | grep listlabel=true
kubectl "${kube_flags[@]}" describe foos | grep itemlabel=true
# Delete the resource with cascade.
kubectl "${kube_flags[@]}" delete foos test --cascade=true
# Make sure it's gone
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
# Test that we can create a new resource of type Bar
kubectl "${kube_flags[@]}" create -f hack/testdata/CRD/bar.yaml "${kube_flags[@]}"
# Test that we can list this new custom resource
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" 'test:'
# Test that we can watch the resource.
# Start watcher in background with process substitution,
# so we can read from stdout asynchronously.
kube::log::status "Testing CustomResource watching"
exec 3< <(kubectl "${kube_flags[@]}" get bars --request-timeout=1m --watch-only -o name & echo $! ; wait)
local watch_pid
read <&3 watch_pid
# We can't be sure when the watch gets established,
# so keep triggering events (in the background) until something comes through.
local tries=0
while [ ${tries} -lt 10 ]; do
tries=$((tries+1))
kubectl "${kube_flags[@]}" patch bars/test -p "{\"patched\":\"${tries}\"}" --type=merge
sleep 1
done &
local patch_pid=$!
# Wait up to 30s for a complete line of output.
local watch_output
read <&3 -t 30 watch_output
# Stop the watcher and the patch loop.
kill -9 ${watch_pid}
kill -9 ${patch_pid}
kube::test::if_has_string "${watch_output}" 'bars/test'
# Delete the resource without cascade.
kubectl "${kube_flags[@]}" delete bars test --cascade=false
# Make sure it's gone
kube::test::wait_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" ''
# Test that we can create single item via apply
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/foo.yaml
# Test that we have create a foo named test
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" 'test:'
# Test that the field has the expected value
kube::test::get_object_assert foos/test '{{.someField}}' 'field1'
# Test that apply an empty patch doesn't change fields
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/foo.yaml
# Test that the field has the same value after re-apply
kube::test::get_object_assert foos/test '{{.someField}}' 'field1'
# Test that apply has updated the subfield
kube::test::get_object_assert foos/test '{{.nestedField.someSubfield}}' 'subfield1'
# Update a subfield and then apply the change
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/foo-updated-subfield.yaml
# Test that apply has updated the subfield
kube::test::get_object_assert foos/test '{{.nestedField.someSubfield}}' 'modifiedSubfield'
# Test that the field has the expected value
kube::test::get_object_assert foos/test '{{.nestedField.otherSubfield}}' 'subfield2'
# Delete a subfield and then apply the change
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/foo-deleted-subfield.yaml
# Test that apply has deleted the field
kube::test::get_object_assert foos/test '{{.nestedField.otherSubfield}}' '<no value>'
# Test that the field does not exist
kube::test::get_object_assert foos/test '{{.nestedField.newSubfield}}' '<no value>'
# Add a field and then apply the change
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/foo-added-subfield.yaml
# Test that apply has added the field
kube::test::get_object_assert foos/test '{{.nestedField.newSubfield}}' 'subfield3'
# Delete the resource
kubectl "${kube_flags[@]}" delete -f hack/testdata/CRD/foo.yaml
# Make sure it's gone
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
# Test that we can create list via apply
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/multi-crd-list.yaml
# Test that we have create a foo and a bar from a list
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" 'test-list:'
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" 'test-list:'
# Test that the field has the expected value
kube::test::get_object_assert foos/test-list '{{.someField}}' 'field1'
kube::test::get_object_assert bars/test-list '{{.someField}}' 'field1'
# Test that re-apply an list doesn't change anything
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/multi-crd-list.yaml
# Test that the field has the same value after re-apply
kube::test::get_object_assert foos/test-list '{{.someField}}' 'field1'
kube::test::get_object_assert bars/test-list '{{.someField}}' 'field1'
# Test that the fields have the expected value
kube::test::get_object_assert foos/test-list '{{.someField}}' 'field1'
kube::test::get_object_assert bars/test-list '{{.someField}}' 'field1'
# Update fields and then apply the change
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/multi-crd-list-updated-field.yaml
# Test that apply has updated the fields
kube::test::get_object_assert foos/test-list '{{.someField}}' 'modifiedField'
kube::test::get_object_assert bars/test-list '{{.someField}}' 'modifiedField'
# Test that the field has the expected value
kube::test::get_object_assert foos/test-list '{{.otherField}}' 'field2'
kube::test::get_object_assert bars/test-list '{{.otherField}}' 'field2'
# Delete fields and then apply the change
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/multi-crd-list-deleted-field.yaml
# Test that apply has deleted the fields
kube::test::get_object_assert foos/test-list '{{.otherField}}' '<no value>'
kube::test::get_object_assert bars/test-list '{{.otherField}}' '<no value>'
# Test that the fields does not exist
kube::test::get_object_assert foos/test-list '{{.newField}}' '<no value>'
kube::test::get_object_assert bars/test-list '{{.newField}}' '<no value>'
# Add a field and then apply the change
kubectl "${kube_flags[@]}" apply -f hack/testdata/CRD/multi-crd-list-added-field.yaml
# Test that apply has added the field
kube::test::get_object_assert foos/test-list '{{.newField}}' 'field3'
kube::test::get_object_assert bars/test-list '{{.newField}}' 'field3'
# Delete the resource
kubectl "${kube_flags[@]}" delete -f hack/testdata/CRD/multi-crd-list.yaml
# Make sure it's gone
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" ''
## kubectl apply --prune
# Test that no foo or bar exist
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" ''
# apply --prune on foo.yaml that has foo/test
kubectl apply --prune -l pruneGroup=true -f hack/testdata/CRD/foo.yaml "${kube_flags[@]}" --prune-whitelist=company.com/v1/Foo --prune-whitelist=company.com/v1/Bar
# check right crds exist
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" 'test:'
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" ''
# apply --prune on bar.yaml that has bar/test
kubectl apply --prune -l pruneGroup=true -f hack/testdata/CRD/bar.yaml "${kube_flags[@]}" --prune-whitelist=company.com/v1/Foo --prune-whitelist=company.com/v1/Bar
# check right crds exist
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" 'test:'
# Delete the resource
kubectl "${kube_flags[@]}" delete -f hack/testdata/CRD/bar.yaml
# Make sure it's gone
kube::test::get_object_assert foos "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert bars "{{range.items}}{{$id_field}}:{{end}}" ''
# Test 'kubectl create' with namespace, and namespace cleanup.
kubectl "${kube_flags[@]}" create namespace non-native-resources
kubectl "${kube_flags[@]}" create -f hack/testdata/CRD/bar.yaml --namespace=non-native-resources
kube::test::get_object_assert bars '{{len .items}}' '1' --namespace=non-native-resources
kubectl "${kube_flags[@]}" delete namespace non-native-resources
# Make sure objects go away.
kube::test::wait_object_assert bars '{{len .items}}' '0' --namespace=non-native-resources
# Make sure namespace goes away.
local tries=0
while kubectl "${kube_flags[@]}" get namespace non-native-resources && [ ${tries} -lt 10 ]; do
tries=$((tries+1))
sleep ${tries}
done
set +o nounset
set +o errexit
}
run_recursive_resources_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing recursive resources"
### Create multiple busybox PODs recursively from directory of YAML files
# Pre-condition: no POD exists
create_and_use_new_namespace
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
output_message=$(! kubectl create -f hack/testdata/recursive/pod --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are created, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
kube::test::if_has_string "${output_message}" 'error validating data: kind not set'
## Edit multiple busybox PODs by updating the image field of multiple PODs recursively from a directory. tmp-editor.sh is a fake editor
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
echo -e '#!/bin/bash\nsed -i "s/image: busybox/image: prom\/busybox/g" $1' > /tmp/tmp-editor.sh
chmod +x /tmp/tmp-editor.sh
output_message=$(! EDITOR=/tmp/tmp-editor.sh kubectl edit -f hack/testdata/recursive/pod --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are not edited, and since busybox2 is malformed, it should error
# The reason why busybox0 & busybox1 PODs are not edited is because the editor tries to load all objects in
# a list but since it contains invalid objects, it will never open.
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'busybox:busybox:'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
# cleaning
rm /tmp/tmp-editor.sh
## Replace multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl replace -f hack/testdata/recursive/pod-modify --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are replaced, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{${labels_field}.status}}:{{end}}" 'replaced:replaced:'
kube::test::if_has_string "${output_message}" 'error validating data: kind not set'
## Describe multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl describe -f hack/testdata/recursive/pod --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are described, and since busybox2 is malformed, it should error
kube::test::if_has_string "${output_message}" "app=busybox0"
kube::test::if_has_string "${output_message}" "app=busybox1"
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Annotate multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl annotate -f hack/testdata/recursive/pod annotatekey='annotatevalue' --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are annotated, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{${annotations_field}.annotatekey}}:{{end}}" 'annotatevalue:annotatevalue:'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Apply multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl apply -f hack/testdata/recursive/pod-modify --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are updated, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{${labels_field}.status}}:{{end}}" 'replaced:replaced:'
kube::test::if_has_string "${output_message}" 'error validating data: kind not set'
### Convert deployment YAML file locally without affecting the live deployment.
# Pre-condition: no deployments exist
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
# Create a deployment (revision 1)
kubectl create -f hack/testdata/deployment-revision1.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx:'
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Command
output_message=$(kubectl convert --local -f hack/testdata/deployment-revision1.yaml --output-version=apps/v1beta1 -o go-template='{{ .apiVersion }}' "${kube_flags[@]}")
echo $output_message
# Post-condition: apiVersion is still extensions/v1beta1 in the live deployment, but command output is the new value
kube::test::get_object_assert 'deployment nginx' "{{ .apiVersion }}" 'extensions/v1beta1'
kube::test::if_has_string "${output_message}" "apps/v1beta1"
# Clean up
kubectl delete deployment nginx "${kube_flags[@]}"
## Convert multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl convert -f hack/testdata/recursive/pod --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are converted, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Get multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl get -f hack/testdata/recursive/pod --recursive 2>&1 "${kube_flags[@]}" -o go-template="{{range.items}}{{$id_field}}:{{end}}")
# Post-condition: busybox0 & busybox1 PODs are retrieved, but because busybox2 is malformed, it should not show up
kube::test::if_has_string "${output_message}" "busybox0:busybox1:"
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Label multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl label -f hack/testdata/recursive/pod mylabel='myvalue' --recursive 2>&1 "${kube_flags[@]}")
echo $output_message
# Post-condition: busybox0 & busybox1 PODs are labeled, but because busybox2 is malformed, it should not show up
kube::test::get_object_assert pods "{{range.items}}{{${labels_field}.mylabel}}:{{end}}" 'myvalue:myvalue:'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Patch multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl patch -f hack/testdata/recursive/pod -p='{"spec":{"containers":[{"name":"busybox","image":"prom/busybox"}]}}' --recursive 2>&1 "${kube_flags[@]}")
echo $output_message
# Post-condition: busybox0 & busybox1 PODs are patched, but because busybox2 is malformed, it should not show up
kube::test::get_object_assert pods "{{range.items}}{{$image_field}}:{{end}}" 'prom/busybox:prom/busybox:'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
### Delete multiple busybox PODs recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl delete -f hack/testdata/recursive/pod --recursive --grace-period=0 --force 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 PODs are deleted, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
### Create replication controller recursively from directory of YAML files
# Pre-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
! kubectl create -f hack/testdata/recursive/rc --recursive "${kube_flags[@]}"
# Post-condition: frontend replication controller is created
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
### Autoscale multiple replication controllers recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 replication controllers exist & 1
# replica each
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
kube::test::get_object_assert 'rc busybox0' "{{$rc_replicas_field}}" '1'
kube::test::get_object_assert 'rc busybox1' "{{$rc_replicas_field}}" '1'
# Command
output_message=$(! kubectl autoscale --min=1 --max=2 -f hack/testdata/recursive/rc --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox replication controllers are autoscaled
# with min. of 1 replica & max of 2 replicas, and since busybox2 is malformed, it should error
kube::test::get_object_assert 'hpa busybox0' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '1 2 80'
kube::test::get_object_assert 'hpa busybox1' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '1 2 80'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
kubectl delete hpa busybox0 "${kube_flags[@]}"
kubectl delete hpa busybox1 "${kube_flags[@]}"
### Expose multiple replication controllers as service recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 replication controllers exist & 1
# replica each
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
kube::test::get_object_assert 'rc busybox0' "{{$rc_replicas_field}}" '1'
kube::test::get_object_assert 'rc busybox1' "{{$rc_replicas_field}}" '1'
# Command
output_message=$(! kubectl expose -f hack/testdata/recursive/rc --recursive --port=80 2>&1 "${kube_flags[@]}")
# Post-condition: service exists and the port is unnamed
kube::test::get_object_assert 'service busybox0' "{{$port_name}} {{$port_field}}" '<no value> 80'
kube::test::get_object_assert 'service busybox1' "{{$port_name}} {{$port_field}}" '<no value> 80'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
### Scale multiple replication controllers recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 replication controllers exist & 1
# replica each
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
kube::test::get_object_assert 'rc busybox0' "{{$rc_replicas_field}}" '1'
kube::test::get_object_assert 'rc busybox1' "{{$rc_replicas_field}}" '1'
# Command
output_message=$(! kubectl scale --current-replicas=1 --replicas=2 -f hack/testdata/recursive/rc --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 replication controllers are scaled to 2 replicas, and since busybox2 is malformed, it should error
kube::test::get_object_assert 'rc busybox0' "{{$rc_replicas_field}}" '2'
kube::test::get_object_assert 'rc busybox1' "{{$rc_replicas_field}}" '2'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
### Delete multiple busybox replication controllers recursively from directory of YAML files
# Pre-condition: busybox0 & busybox1 PODs exist
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
output_message=$(! kubectl delete -f hack/testdata/recursive/rc --recursive --grace-period=0 --force 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 replication controllers are deleted, and since busybox2 is malformed, it should error
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
### Rollout on multiple deployments recursively
# Pre-condition: no deployments exist
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
# Create deployments (revision 1) recursively from directory of YAML files
! kubectl create -f hack/testdata/recursive/deployment --recursive "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx0-deployment:nginx1-deployment:'
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_NGINX}:${IMAGE_NGINX}:"
## Rollback the deployments to revision 1 recursively
output_message=$(! kubectl rollout undo -f hack/testdata/recursive/deployment --recursive --to-revision=1 2>&1 "${kube_flags[@]}")
# Post-condition: nginx0 & nginx1 should be a no-op, and since nginx2 is malformed, it should error
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_NGINX}:${IMAGE_NGINX}:"
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Pause the deployments recursively
PRESERVE_ERR_FILE=true
kubectl-with-retry rollout pause -f hack/testdata/recursive/deployment --recursive "${kube_flags[@]}"
output_message=$(cat ${ERROR_FILE})
# Post-condition: nginx0 & nginx1 should both have paused set to true, and since nginx2 is malformed, it should error
kube::test::get_object_assert deployment "{{range.items}}{{.spec.paused}}:{{end}}" "true:true:"
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Resume the deployments recursively
kubectl-with-retry rollout resume -f hack/testdata/recursive/deployment --recursive "${kube_flags[@]}"
output_message=$(cat ${ERROR_FILE})
# Post-condition: nginx0 & nginx1 should both have paused set to nothing, and since nginx2 is malformed, it should error
kube::test::get_object_assert deployment "{{range.items}}{{.spec.paused}}:{{end}}" "<no value>:<no value>:"
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Retrieve the rollout history of the deployments recursively
output_message=$(! kubectl rollout history -f hack/testdata/recursive/deployment --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: nginx0 & nginx1 should both have a history, and since nginx2 is malformed, it should error
kube::test::if_has_string "${output_message}" "nginx0-deployment"
kube::test::if_has_string "${output_message}" "nginx1-deployment"
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
# Clean up
unset PRESERVE_ERR_FILE
rm "${ERROR_FILE}"
! kubectl delete -f hack/testdata/recursive/deployment --recursive "${kube_flags[@]}" --grace-period=0 --force
sleep 1
### Rollout on multiple replication controllers recursively - these tests ensure that rollouts cannot be performed on resources that don't support it
# Pre-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
# Create replication controllers recursively from directory of YAML files
! kubectl create -f hack/testdata/recursive/rc --recursive "${kube_flags[@]}"
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'busybox0:busybox1:'
# Command
## Attempt to rollback the replication controllers to revision 1 recursively
output_message=$(! kubectl rollout undo -f hack/testdata/recursive/rc --recursive --to-revision=1 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 should error as they are RC's, and since busybox2 is malformed, it should error
kube::test::if_has_string "${output_message}" 'no rollbacker has been implemented for {"" "ReplicationController"}'
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
## Attempt to pause the replication controllers recursively
output_message=$(! kubectl rollout pause -f hack/testdata/recursive/rc --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 should error as they are RC's, and since busybox2 is malformed, it should error
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
kube::test::if_has_string "${output_message}" 'replicationcontrollers "busybox0" pausing is not supported'
kube::test::if_has_string "${output_message}" 'replicationcontrollers "busybox1" pausing is not supported'
## Attempt to resume the replication controllers recursively
output_message=$(! kubectl rollout resume -f hack/testdata/recursive/rc --recursive 2>&1 "${kube_flags[@]}")
# Post-condition: busybox0 & busybox1 should error as they are RC's, and since busybox2 is malformed, it should error
kube::test::if_has_string "${output_message}" "Object 'Kind' is missing"
kube::test::if_has_string "${output_message}" 'replicationcontrollers "busybox0" resuming is not supported'
kube::test::if_has_string "${output_message}" 'replicationcontrollers "busybox0" resuming is not supported'
# Clean up
! kubectl delete -f hack/testdata/recursive/rc --recursive "${kube_flags[@]}" --grace-period=0 --force
sleep 1
set +o nounset
set +o errexit
}
run_namespace_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl(v1:namespaces)"
### Create a new namespace
# Pre-condition: only the "default" namespace exists
# The Pre-condition doesn't hold anymore after we create and switch namespaces before creating pods with same name in the test.
# kube::test::get_object_assert namespaces "{{range.items}}{{$id_field}}:{{end}}" 'default:'
# Command
kubectl create namespace my-namespace
# Post-condition: namespace 'my-namespace' is created.
kube::test::get_object_assert 'namespaces/my-namespace' "{{$id_field}}" 'my-namespace'
# Clean up
kubectl delete namespace my-namespace
######################
# Pods in Namespaces #
######################
if kube::test::if_supports_resource "${pods}" ; then
### Create a new namespace
# Pre-condition: the other namespace does not exist
kube::test::get_object_assert 'namespaces' '{{range.items}}{{ if eq $id_field \"other\" }}found{{end}}{{end}}:' ':'
# Command
kubectl create namespace other
# Post-condition: namespace 'other' is created.
kube::test::get_object_assert 'namespaces/other' "{{$id_field}}" 'other'
### Create POD valid-pod in specific namespace
# Pre-condition: no POD exists
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" --namespace=other -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
# Post-condition: valid-pod POD is created
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Post-condition: verify shorthand `-n other` has the same results as `--namespace=other`
kube::test::get_object_assert 'pods -n other' "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Post-condition: a resource cannot be retrieved by name across all namespaces
output_message=$(! kubectl get "${kube_flags[@]}" pod valid-pod --all-namespaces 2>&1)
kube::test::if_has_string "${output_message}" "a resource cannot be retrieved by name across all namespaces"
### Delete POD valid-pod in specific namespace
# Pre-condition: valid-pod POD exists
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete "${kube_flags[@]}" pod --namespace=other valid-pod --grace-period=0 --force
# Post-condition: valid-pod POD doesn't exist
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" ''
# Clean up
kubectl delete namespace other
fi
set +o nounset
set +o errexit
}
run_secrets_test() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing secrets"
### Create a new namespace
# Pre-condition: the test-secrets namespace does not exist
kube::test::get_object_assert 'namespaces' '{{range.items}}{{ if eq $id_field \"test-secrets\" }}found{{end}}{{end}}:' ':'
# Command
kubectl create namespace test-secrets
# Post-condition: namespace 'test-secrets' is created.
kube::test::get_object_assert 'namespaces/test-secrets' "{{$id_field}}" 'test-secrets'
### Create a generic secret in a specific namespace
# Pre-condition: no SECRET exists
kube::test::get_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create secret generic test-secret --from-literal=key1=value1 --type=test-type --namespace=test-secrets
# Post-condition: secret exists and has expected values
kube::test::get_object_assert 'secret/test-secret --namespace=test-secrets' "{{$id_field}}" 'test-secret'
kube::test::get_object_assert 'secret/test-secret --namespace=test-secrets' "{{$secret_type}}" 'test-type'
[[ "$(kubectl get secret/test-secret --namespace=test-secrets -o yaml "${kube_flags[@]}" | grep 'key1: dmFsdWUx')" ]]
# Clean-up
kubectl delete secret test-secret --namespace=test-secrets
### Create a docker-registry secret in a specific namespace
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
fi
# Pre-condition: no SECRET exists
kube::test::get_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create secret docker-registry test-secret --docker-username=test-user --docker-password=test-password --docker-email='test-user@test.com' --namespace=test-secrets
# Post-condition: secret exists and has expected values
kube::test::get_object_assert 'secret/test-secret --namespace=test-secrets' "{{$id_field}}" 'test-secret'
kube::test::get_object_assert 'secret/test-secret --namespace=test-secrets' "{{$secret_type}}" 'kubernetes.io/dockerconfigjson'
[[ "$(kubectl get secret/test-secret --namespace=test-secrets -o yaml "${kube_flags[@]}" | grep '.dockerconfigjson:')" ]]
# Clean-up
kubectl delete secret test-secret --namespace=test-secrets
### Create a tls secret
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
fi
# Pre-condition: no SECRET exists
kube::test::get_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create secret tls test-secret --namespace=test-secrets --key=hack/testdata/tls.key --cert=hack/testdata/tls.crt
kube::test::get_object_assert 'secret/test-secret --namespace=test-secrets' "{{$id_field}}" 'test-secret'
kube::test::get_object_assert 'secret/test-secret --namespace=test-secrets' "{{$secret_type}}" 'kubernetes.io/tls'
# Clean-up
kubectl delete secret test-secret --namespace=test-secrets
# Create a secret using stringData
kubectl create --namespace=test-secrets -f - "${kube_flags[@]}" << __EOF__
{
"kind": "Secret",
"apiVersion": "v1",
"metadata": {
"name": "secret-string-data"
},
"data": {
"k1":"djE=",
"k2":""
},
"stringData": {
"k2":"v2"
}
}
__EOF__
# Post-condition: secret-string-data secret is created with expected data, merged/overridden data from stringData, and a cleared stringData field
kube::test::get_object_assert 'secret/secret-string-data --namespace=test-secrets ' '{{.data}}' '.*k1:djE=.*'
kube::test::get_object_assert 'secret/secret-string-data --namespace=test-secrets ' '{{.data}}' '.*k2:djI=.*'
kube::test::get_object_assert 'secret/secret-string-data --namespace=test-secrets ' '{{.stringData}}' '<no value>'
# Clean up
kubectl delete secret secret-string-data --namespace=test-secrets
### Create a secret using output flags
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
fi
# Pre-condition: no secret exists
kube::test::get_object_assert 'secrets --namespace=test-secrets' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
[[ "$(kubectl create secret generic test-secret --namespace=test-secrets --from-literal=key1=value1 --output=go-template --template=\"{{.metadata.name}}:\" | grep 'test-secret:')" ]]
## Clean-up
kubectl delete secret test-secret --namespace=test-secrets
# Clean up
kubectl delete namespace test-secrets
set +o nounset
set +o errexit
}
run_configmap_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing configmaps"
kubectl create -f test/fixtures/doc-yaml/user-guide/configmap/configmap.yaml
kube::test::get_object_assert configmap "{{range.items}}{{$id_field}}{{end}}" 'test-configmap'
kubectl delete configmap test-configmap "${kube_flags[@]}"
### Create a new namespace
# Pre-condition: the test-configmaps namespace does not exist
kube::test::get_object_assert 'namespaces' '{{range.items}}{{ if eq $id_field \"test-configmaps\" }}found{{end}}{{end}}:' ':'
# Command
kubectl create namespace test-configmaps
# Post-condition: namespace 'test-configmaps' is created.
kube::test::get_object_assert 'namespaces/test-configmaps' "{{$id_field}}" 'test-configmaps'
### Create a generic configmap in a specific namespace
# Pre-condition: no configmaps namespace exists
kube::test::get_object_assert 'configmaps --namespace=test-configmaps' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create configmap test-configmap --from-literal=key1=value1 --namespace=test-configmaps
# Post-condition: configmap exists and has expected values
kube::test::get_object_assert 'configmap/test-configmap --namespace=test-configmaps' "{{$id_field}}" 'test-configmap'
[[ "$(kubectl get configmap/test-configmap --namespace=test-configmaps -o yaml "${kube_flags[@]}" | grep 'key1: value1')" ]]
# Clean-up
kubectl delete configmap test-configmap --namespace=test-configmaps
kubectl delete namespace test-configmaps
set +o nounset
set +o errexit
}
run_service_tests() {
set -o nounset
set -o errexit
# switch back to the default namespace
kubectl config set-context "${CONTEXT}" --namespace=""
kube::log::status "Testing kubectl(v1:services)"
### Create redis-master service from JSON
# Pre-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
# Command
kubectl create -f examples/guestbook/redis-master-service.yaml "${kube_flags[@]}"
# Post-condition: redis-master service exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:'
# Describe command should print detailed information
kube::test::describe_object_assert services 'redis-master' "Name:" "Labels:" "Selector:" "IP:" "Port:" "Endpoints:" "Session Affinity:"
# Describe command should print events information by default
kube::test::describe_object_events_assert services 'redis-master'
# Describe command should not print events information when show-events=false
kube::test::describe_object_events_assert services 'redis-master' false
# Describe command should print events information when show-events=true
kube::test::describe_object_events_assert services 'redis-master' true
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert services "Name:" "Labels:" "Selector:" "IP:" "Port:" "Endpoints:" "Session Affinity:"
# Describe command should print events information by default
kube::test::describe_resource_events_assert services
# Describe command should not print events information when show-events=false
kube::test::describe_resource_events_assert services false
# Describe command should print events information when show-events=true
kube::test::describe_resource_events_assert services true
### set selector
# prove role=master
kube::test::get_object_assert 'services redis-master' "{{range$service_selector_field}}{{.}}:{{end}}" "redis:master:backend:"
# Set selector of a local file without talking to the server
kubectl set selector -f examples/guestbook/redis-master-service.yaml role=padawan --local -o yaml "${kube_flags[@]}"
! kubectl set selector -f examples/guestbook/redis-master-service.yaml role=padawan --dry-run -o yaml "${kube_flags[@]}"
# Set command to change the selector.
kubectl set selector -f examples/guestbook/redis-master-service.yaml role=padawan
# prove role=padawan
kube::test::get_object_assert 'services redis-master' "{{range$service_selector_field}}{{.}}:{{end}}" "padawan:"
# Set command to reset the selector back to the original one.
kubectl set selector -f examples/guestbook/redis-master-service.yaml app=redis,role=master,tier=backend
# prove role=master
kube::test::get_object_assert 'services redis-master' "{{range$service_selector_field}}{{.}}:{{end}}" "redis:master:backend:"
# Show dry-run works on running selector
kubectl set selector services redis-master role=padawan --dry-run -o yaml "${kube_flags[@]}"
! kubectl set selector services redis-master role=padawan --local -o yaml "${kube_flags[@]}"
kube::test::get_object_assert 'services redis-master' "{{range$service_selector_field}}{{.}}:{{end}}" "redis:master:backend:"
### Dump current redis-master service
output_service=$(kubectl get service redis-master -o json --output-version=v1 "${kube_flags[@]}")
### Delete redis-master-service by id
# Pre-condition: redis-master service exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:'
# Command
kubectl delete service redis-master "${kube_flags[@]}"
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
fi
# Post-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
### Create redis-master-service from dumped JSON
# Pre-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
# Command
echo "${output_service}" | kubectl create -f - "${kube_flags[@]}"
# Post-condition: redis-master service is created
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:'
### Create redis-master-v1-test service
# Pre-condition: redis-master-service service exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:'
# Command
kubectl create -f - "${kube_flags[@]}" << __EOF__
{
"kind": "Service",
"apiVersion": "v1",
"metadata": {
"name": "service-v1-test"
},
"spec": {
"ports": [
{
"protocol": "TCP",
"port": 80,
"targetPort": 80
}
]
}
}
__EOF__
# Post-condition: service-v1-test service is created
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:service-.*-test:'
### Identity
kubectl get service "${kube_flags[@]}" service-v1-test -o json | kubectl replace "${kube_flags[@]}" -f -
### Delete services by id
# Pre-condition: service-v1-test exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:service-.*-test:'
# Command
kubectl delete service redis-master "${kube_flags[@]}"
kubectl delete service "service-v1-test" "${kube_flags[@]}"
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
fi
# Post-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
### Create two services
# Pre-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
# Command
kubectl create -f examples/guestbook/redis-master-service.yaml "${kube_flags[@]}"
kubectl create -f examples/guestbook/redis-slave-service.yaml "${kube_flags[@]}"
# Post-condition: redis-master and redis-slave services are created
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:redis-slave:'
### Custom columns can be specified
# Pre-condition: generate output using custom columns
output_message=$(kubectl get services -o=custom-columns=NAME:.metadata.name,RSRC:.metadata.resourceVersion 2>&1 "${kube_flags[@]}")
# Post-condition: should contain name column
kube::test::if_has_string "${output_message}" 'redis-master'
### Delete multiple services at once
# Pre-condition: redis-master and redis-slave services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:redis-master:redis-slave:'
# Command
kubectl delete services redis-master redis-slave "${kube_flags[@]}" # delete multiple services at once
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
fi
# Post-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
### Create an ExternalName service
# Pre-condition: Only the default kubernetes service exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
# Command
kubectl create service externalname beep-boop --external-name bar.com
# Post-condition: beep-boop service is created
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'beep-boop:kubernetes:'
### Delete beep-boop service by id
# Pre-condition: beep-boop service exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'beep-boop:kubernetes:'
# Command
kubectl delete service beep-boop "${kube_flags[@]}"
if [[ "${WAIT_FOR_DELETION:-}" == "true" ]]; then
kube::test::wait_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
fi
# Post-condition: Only the default kubernetes services exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:'
set +o nounset
set +o errexit
}
run_rc_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:replicationcontrollers)"
### Create and stop controller, make sure it doesn't leak pods
# Pre-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
kubectl delete rc frontend "${kube_flags[@]}"
# Post-condition: no pods from frontend controller
kube::test::get_object_assert 'pods -l "name=frontend"' "{{range.items}}{{$id_field}}:{{end}}" ''
### Create replication controller frontend from JSON
# Pre-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
# Post-condition: frontend replication controller is created
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# Describe command should print detailed information
kube::test::describe_object_assert rc 'frontend' "Name:" "Pod Template:" "Labels:" "Selector:" "Replicas:" "Pods Status:" "Volumes:" "GET_HOSTS_FROM:"
# Describe command should print events information by default
kube::test::describe_object_events_assert rc 'frontend'
# Describe command should not print events information when show-events=false
kube::test::describe_object_events_assert rc 'frontend' false
# Describe command should print events information when show-events=true
kube::test::describe_object_events_assert rc 'frontend' true
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert rc "Name:" "Name:" "Pod Template:" "Labels:" "Selector:" "Replicas:" "Pods Status:" "Volumes:" "GET_HOSTS_FROM:"
# Describe command should print events information by default
kube::test::describe_resource_events_assert rc
# Describe command should not print events information when show-events=false
kube::test::describe_resource_events_assert rc false
# Describe command should print events information when show-events=true
kube::test::describe_resource_events_assert rc true
### Scale replication controller frontend with current-replicas and replicas
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
# Command
kubectl scale --current-replicas=3 --replicas=2 replicationcontrollers frontend "${kube_flags[@]}"
# Post-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
### Scale replication controller frontend with (wrong) current-replicas and replicas
# Pre-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
# Command
! kubectl scale --current-replicas=3 --replicas=2 replicationcontrollers frontend "${kube_flags[@]}"
# Post-condition: nothing changed
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
### Scale replication controller frontend with replicas only
# Pre-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
# Command
kubectl scale --replicas=3 replicationcontrollers frontend "${kube_flags[@]}"
# Post-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
### Scale replication controller from JSON with replicas only
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
# Command
kubectl scale --replicas=2 -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
# Post-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
# Clean-up
kubectl delete rc frontend "${kube_flags[@]}"
### Scale multiple replication controllers
kubectl create -f examples/guestbook/legacy/redis-master-controller.yaml "${kube_flags[@]}"
kubectl create -f examples/guestbook/legacy/redis-slave-controller.yaml "${kube_flags[@]}"
# Command
kubectl scale rc/redis-master rc/redis-slave --replicas=4 "${kube_flags[@]}"
# Post-condition: 4 replicas each
kube::test::get_object_assert 'rc redis-master' "{{$rc_replicas_field}}" '4'
kube::test::get_object_assert 'rc redis-slave' "{{$rc_replicas_field}}" '4'
# Clean-up
kubectl delete rc redis-{master,slave} "${kube_flags[@]}"
### Scale a job
kubectl create -f test/fixtures/doc-yaml/user-guide/job.yaml "${kube_flags[@]}"
# Command
kubectl scale --replicas=2 job/pi
# Post-condition: 2 replicas for pi
kube::test::get_object_assert 'job pi' "{{$job_parallelism_field}}" '2'
# Clean-up
kubectl delete job/pi "${kube_flags[@]}"
### Scale a deployment
kubectl create -f test/fixtures/doc-yaml/user-guide/deployment.yaml "${kube_flags[@]}"
# Command
kubectl scale --current-replicas=3 --replicas=1 deployment/nginx-deployment
# Post-condition: 1 replica for nginx-deployment
kube::test::get_object_assert 'deployment nginx-deployment' "{{$deployment_replicas}}" '1'
# Clean-up
kubectl delete deployment/nginx-deployment "${kube_flags[@]}"
### Expose a deployment as a service
kubectl create -f test/fixtures/doc-yaml/user-guide/deployment.yaml "${kube_flags[@]}"
# Pre-condition: 3 replicas
kube::test::get_object_assert 'deployment nginx-deployment' "{{$deployment_replicas}}" '3'
# Command
kubectl expose deployment/nginx-deployment
# Post-condition: service exists and exposes deployment port (80)
kube::test::get_object_assert 'service nginx-deployment' "{{$port_field}}" '80'
# Clean-up
kubectl delete deployment/nginx-deployment service/nginx-deployment "${kube_flags[@]}"
### Expose replication controller as service
kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
# Command
kubectl expose rc frontend --port=80 "${kube_flags[@]}"
# Post-condition: service exists and the port is unnamed
kube::test::get_object_assert 'service frontend' "{{$port_name}} {{$port_field}}" '<no value> 80'
# Command
kubectl expose service frontend --port=443 --name=frontend-2 "${kube_flags[@]}"
# Post-condition: service exists and the port is unnamed
kube::test::get_object_assert 'service frontend-2' "{{$port_name}} {{$port_field}}" '<no value> 443'
# Command
kubectl create -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml "${kube_flags[@]}"
kubectl expose pod valid-pod --port=444 --name=frontend-3 "${kube_flags[@]}"
# Post-condition: service exists and the port is unnamed
kube::test::get_object_assert 'service frontend-3' "{{$port_name}} {{$port_field}}" '<no value> 444'
# Create a service using service/v1 generator
kubectl expose rc frontend --port=80 --name=frontend-4 --generator=service/v1 "${kube_flags[@]}"
# Post-condition: service exists and the port is named default.
kube::test::get_object_assert 'service frontend-4' "{{$port_name}} {{$port_field}}" 'default 80'
# Verify that expose service works without specifying a port.
kubectl expose service frontend --name=frontend-5 "${kube_flags[@]}"
# Post-condition: service exists with the same port as the original service.
kube::test::get_object_assert 'service frontend-5' "{{$port_field}}" '80'
# Cleanup services
kubectl delete pod valid-pod "${kube_flags[@]}"
kubectl delete service frontend{,-2,-3,-4,-5} "${kube_flags[@]}"
### Expose negative invalid resource test
# Pre-condition: don't need
# Command
output_message=$(! kubectl expose nodes 127.0.0.1 2>&1 "${kube_flags[@]}")
# Post-condition: the error message has "cannot expose" string
kube::test::if_has_string "${output_message}" 'cannot expose'
### Try to generate a service with invalid name (exceeding maximum valid size)
# Pre-condition: use --name flag
output_message=$(! kubectl expose -f hack/testdata/pod-with-large-name.yaml --name=invalid-large-service-name-that-has-more-than-sixty-three-characters --port=8081 2>&1 "${kube_flags[@]}")
# Post-condition: should fail due to invalid name
kube::test::if_has_string "${output_message}" 'metadata.name: Invalid value'
# Pre-condition: default run without --name flag; should succeed by truncating the inherited name
output_message=$(kubectl expose -f hack/testdata/pod-with-large-name.yaml --port=8081 2>&1 "${kube_flags[@]}")
# Post-condition: inherited name from pod has been truncated
kube::test::if_has_string "${output_message}" '\"kubernetes-serve-hostname-testing-sixty-three-characters-in-len\" exposed'
# Clean-up
kubectl delete svc kubernetes-serve-hostname-testing-sixty-three-characters-in-len "${kube_flags[@]}"
### Expose multiport object as a new service
# Pre-condition: don't use --port flag
output_message=$(kubectl expose -f test/fixtures/doc-yaml/admin/high-availability/etcd.yaml --selector=test=etcd 2>&1 "${kube_flags[@]}")
# Post-condition: expose succeeded
kube::test::if_has_string "${output_message}" '\"etcd-server\" exposed'
# Post-condition: generated service has both ports from the exposed pod
kube::test::get_object_assert 'service etcd-server' "{{$port_name}} {{$port_field}}" 'port-1 2380'
kube::test::get_object_assert 'service etcd-server' "{{$second_port_name}} {{$second_port_field}}" 'port-2 2379'
# Clean-up
kubectl delete svc etcd-server "${kube_flags[@]}"
### Delete replication controller with id
# Pre-condition: frontend replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# Command
kubectl delete rc frontend "${kube_flags[@]}"
# Post-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
### Create two replication controllers
# Pre-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
kubectl create -f examples/guestbook/legacy/redis-slave-controller.yaml "${kube_flags[@]}"
# Post-condition: frontend and redis-slave
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:redis-slave:'
### Delete multiple controllers at once
# Pre-condition: frontend and redis-slave
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:redis-slave:'
# Command
kubectl delete rc frontend redis-slave "${kube_flags[@]}" # delete multiple controllers at once
# Post-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
### Auto scale replication controller
# Pre-condition: no replication controller exists
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# autoscale 1~2 pods, CPU utilization 70%, rc specified by file
kubectl autoscale -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}" --max=2 --cpu-percent=70
kube::test::get_object_assert 'hpa frontend' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '1 2 70'
kubectl delete hpa frontend "${kube_flags[@]}"
# autoscale 2~3 pods, no CPU utilization specified, rc specified by name
kubectl autoscale rc frontend "${kube_flags[@]}" --min=2 --max=3
kube::test::get_object_assert 'hpa frontend' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '2 3 80'
kubectl delete hpa frontend "${kube_flags[@]}"
# autoscale without specifying --max should fail
! kubectl autoscale rc frontend "${kube_flags[@]}"
# Clean up
kubectl delete rc frontend "${kube_flags[@]}"
## Set resource limits/request of a deployment
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Set resources of a local file without talking to the server
kubectl set resources -f hack/testdata/deployment-multicontainer-resources.yaml -c=perl --limits=cpu=300m --requests=cpu=300m --local -o yaml "${kube_flags[@]}"
! kubectl set resources -f hack/testdata/deployment-multicontainer-resources.yaml -c=perl --limits=cpu=300m --requests=cpu=300m --dry-run -o yaml "${kube_flags[@]}"
# Create a deployment
kubectl create -f hack/testdata/deployment-multicontainer-resources.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx-deployment-resources:'
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PERL}:"
# Set the deployment's cpu limits
kubectl set resources deployment nginx-deployment-resources --limits=cpu=100m "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 0).resources.limits.cpu}}:{{end}}" "100m:"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 1).resources.limits.cpu}}:{{end}}" "100m:"
# Set a non-existing container should fail
! kubectl set resources deployment nginx-deployment-resources -c=redis --limits=cpu=100m
# Set the limit of a specific container in deployment
kubectl set resources deployment nginx-deployment-resources -c=nginx --limits=cpu=200m "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 0).resources.limits.cpu}}:{{end}}" "200m:"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 1).resources.limits.cpu}}:{{end}}" "100m:"
# Set limits/requests of a deployment specified by a file
kubectl set resources -f hack/testdata/deployment-multicontainer-resources.yaml -c=perl --limits=cpu=300m --requests=cpu=300m "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 0).resources.limits.cpu}}:{{end}}" "200m:"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 1).resources.limits.cpu}}:{{end}}" "300m:"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 1).resources.requests.cpu}}:{{end}}" "300m:"
# Show dry-run works on running deployments
kubectl set resources deployment nginx-deployment-resources -c=perl --limits=cpu=400m --requests=cpu=400m --dry-run -o yaml "${kube_flags[@]}"
! kubectl set resources deployment nginx-deployment-resources -c=perl --limits=cpu=400m --requests=cpu=400m --local -o yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 0).resources.limits.cpu}}:{{end}}" "200m:"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 1).resources.limits.cpu}}:{{end}}" "300m:"
kube::test::get_object_assert deployment "{{range.items}}{{(index .spec.template.spec.containers 1).resources.requests.cpu}}:{{end}}" "300m:"
# Clean up
kubectl delete deployment nginx-deployment-resources "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_deployment_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing deployments"
# Test kubectl create deployment (using default - old generator)
kubectl create deployment test-nginx-extensions --image=gcr.io/google-containers/nginx:test-cmd
# Post-Condition: Deployment "nginx" is created.
kube::test::get_object_assert 'deploy test-nginx-extensions' "{{$container_name_field}}" 'nginx'
# and old generator was used, iow. old defaults are applied
output_message=$(kubectl get deployment.extensions/test-nginx-extensions -o jsonpath='{.spec.revisionHistoryLimit}')
kube::test::if_has_not_string "${output_message}" '2'
# Ensure we can interact with deployments through extensions and apps endpoints
output_message=$(kubectl get deployment.extensions -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'extensions/v1beta1'
output_message=$(kubectl get deployment.apps -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'apps/v1'
# Clean up
kubectl delete deployment test-nginx-extensions "${kube_flags[@]}"
# Test kubectl create deployment
kubectl create deployment test-nginx-apps --image=gcr.io/google-containers/nginx:test-cmd --generator=deployment-basic/apps.v1beta1
# Post-Condition: Deployment "nginx" is created.
kube::test::get_object_assert 'deploy test-nginx-apps' "{{$container_name_field}}" 'nginx'
# and new generator was used, iow. new defaults are applied
output_message=$(kubectl get deployment/test-nginx-apps -o jsonpath='{.spec.revisionHistoryLimit}')
kube::test::if_has_string "${output_message}" '2'
# Ensure we can interact with deployments through extensions and apps endpoints
output_message=$(kubectl get deployment.extensions -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'extensions/v1beta1'
output_message=$(kubectl get deployment.apps -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" 'apps/v1'
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert rs "Name:" "Pod Template:" "Labels:" "Selector:" "Controlled By" "Replicas:" "Pods Status:" "Volumes:"
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert pods "Name:" "Image:" "Node:" "Labels:" "Status:" "Controlled By"
# Clean up
kubectl delete deployment test-nginx-apps "${kube_flags[@]}"
### Test kubectl create deployment should not fail validation
# Pre-Condition: No deployment exists.
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/deployment-with-UnixUserID.yaml "${kube_flags[@]}"
# Post-Condition: Deployment "deployment-with-unixuserid" is created.
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'deployment-with-unixuserid:'
# Clean up
kubectl delete deployment deployment-with-unixuserid "${kube_flags[@]}"
### Test cascading deletion
## Test that rs is deleted when deployment is deleted.
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Create deployment
kubectl create -f test/fixtures/doc-yaml/user-guide/deployment.yaml "${kube_flags[@]}"
# Wait for rs to come up.
kube::test::wait_object_assert rs "{{range.items}}{{$rs_replicas_field}}{{end}}" '3'
# Deleting the deployment should delete the rs.
kubectl delete deployment nginx-deployment "${kube_flags[@]}"
kube::test::wait_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
## Test that rs is not deleted when deployment is deleted with cascade set to false.
# Pre-condition: no deployment and rs exist
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Create deployment
kubectl create deployment nginx-deployment --image=gcr.io/google-containers/nginx:test-cmd
# Wait for rs to come up.
kube::test::wait_object_assert rs "{{range.items}}{{$rs_replicas_field}}{{end}}" '1'
# Delete the deployment with cascade set to false.
kubectl delete deployment nginx-deployment "${kube_flags[@]}" --cascade=false
# Wait for the deployment to be deleted and then verify that rs is not
# deleted.
kube::test::wait_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rs "{{range.items}}{{$rs_replicas_field}}{{end}}" '1'
# Cleanup
# Find the name of the rs to be deleted.
output_message=$(kubectl get rs "${kube_flags[@]}" -o template --template={{range.items}}{{$id_field}}{{end}})
kubectl delete rs ${output_message} "${kube_flags[@]}"
### Auto scale deployment
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/user-guide/deployment.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx-deployment:'
# autoscale 2~3 pods, no CPU utilization specified
kubectl-with-retry autoscale deployment nginx-deployment "${kube_flags[@]}" --min=2 --max=3
kube::test::get_object_assert 'hpa nginx-deployment' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '2 3 80'
# Clean up
# Note that we should delete hpa first, otherwise it may fight with the deployment reaper.
kubectl delete hpa nginx-deployment "${kube_flags[@]}"
kubectl delete deployment.extensions nginx-deployment "${kube_flags[@]}"
### Rollback a deployment
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
# Create a deployment (revision 1)
kubectl create -f hack/testdata/deployment-revision1.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx:'
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Rollback to revision 1 - should be no-op
kubectl rollout undo deployment nginx --to-revision=1 "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Update the deployment (revision 2)
kubectl apply -f hack/testdata/deployment-revision2.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment.extensions "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R2}:"
# Rollback to revision 1 with dry-run - should be no-op
kubectl rollout undo deployment nginx --dry-run=true "${kube_flags[@]}" | grep "test-cmd"
kube::test::get_object_assert deployment.extensions "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R2}:"
# Rollback to revision 1
kubectl rollout undo deployment nginx --to-revision=1 "${kube_flags[@]}"
sleep 1
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Rollback to revision 1000000 - should be no-op
kubectl rollout undo deployment nginx --to-revision=1000000 "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Rollback to last revision
kubectl rollout undo deployment nginx "${kube_flags[@]}"
sleep 1
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R2}:"
# Pause the deployment
kubectl-with-retry rollout pause deployment nginx "${kube_flags[@]}"
# A paused deployment cannot be rolled back
! kubectl rollout undo deployment nginx "${kube_flags[@]}"
# Resume the deployment
kubectl-with-retry rollout resume deployment nginx "${kube_flags[@]}"
# The resumed deployment can now be rolled back
kubectl rollout undo deployment nginx "${kube_flags[@]}"
# Check that the new replica set has all old revisions stored in an annotation
newrs="$(kubectl describe deployment nginx | grep NewReplicaSet | awk '{print $2}')"
kubectl get rs "${newrs}" -o yaml | grep "deployment.kubernetes.io/revision-history: 1,3"
# Check that trying to watch the status of a superseded revision returns an error
! kubectl rollout status deployment/nginx --revision=3
cat hack/testdata/deployment-revision1.yaml | ${SED} "s/name: nginx$/name: nginx2/" | kubectl create -f - "${kube_flags[@]}"
# Deletion of both deployments should not be blocked
kubectl delete deployment nginx2 "${kube_flags[@]}"
# Clean up
kubectl delete deployment nginx "${kube_flags[@]}"
### Set image of a deployment
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Create a deployment
kubectl create -f hack/testdata/deployment-multicontainer.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx-deployment:'
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PERL}:"
# Set the deployment's image
kubectl set image deployment nginx-deployment nginx="${IMAGE_DEPLOYMENT_R2}" "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R2}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PERL}:"
# Set non-existing container should fail
! kubectl set image deployment nginx-deployment redis=redis "${kube_flags[@]}"
# Set image of deployments without specifying name
kubectl set image deployments --all nginx="${IMAGE_DEPLOYMENT_R1}" "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PERL}:"
# Set image of a deployment specified by file
kubectl set image -f hack/testdata/deployment-multicontainer.yaml nginx="${IMAGE_DEPLOYMENT_R2}" "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R2}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PERL}:"
# Set image of a local file without talking to the server
kubectl set image -f hack/testdata/deployment-multicontainer.yaml nginx="${IMAGE_DEPLOYMENT_R1}" "${kube_flags[@]}" --local -o yaml
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R2}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PERL}:"
# Set image of all containers of the deployment
kubectl set image deployment nginx-deployment "*"="${IMAGE_DEPLOYMENT_R1}" "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Set image of all containners of the deployment again when image not change
kubectl set image deployment nginx-deployment "*"="${IMAGE_DEPLOYMENT_R1}" "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
kube::test::get_object_assert deployment "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_DEPLOYMENT_R1}:"
# Clean up
kubectl delete deployment nginx-deployment "${kube_flags[@]}"
### Set env of a deployment
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Create a deployment
kubectl create -f hack/testdata/deployment-multicontainer.yaml "${kube_flags[@]}"
kubectl create -f hack/testdata/configmap.yaml "${kube_flags[@]}"
kubectl create -f hack/testdata/secret.yaml "${kube_flags[@]}"
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" 'nginx-deployment:'
kube::test::get_object_assert configmap "{{range.items}}{{$id_field}}:{{end}}" 'test-set-env-config:'
kube::test::get_object_assert secret "{{range.items}}{{$id_field}}:{{end}}" 'test-set-env-secret:'
# Set env of deployments for all container
kubectl set env deployment nginx-deployment env=prod "${kube_flags[@]}"
# Set env of deployments for specific container
kubectl set env deployment nginx-deployment env=prod -c=nginx "${kube_flags[@]}"
# Set env of deployments by configmap
kubectl set env deployment nginx-deployment --from=configmap/test-set-env-config "${kube_flags[@]}"
# Set env of deployments by secret
kubectl set env deployment nginx-deployment --from=secret/test-set-env-secret "${kube_flags[@]}"
# Remove specific env of deployment
kubectl set env deployment nginx-deployment env-
# Clean up
kubectl delete deployment nginx-deployment "${kube_flags[@]}"
kubectl delete configmap test-set-env-config "${kube_flags[@]}"
kubectl delete secret test-set-env-secret "${kube_flags[@]}"
### Delete a deployment with initializer
# Pre-condition: no deployment exists
kube::test::get_object_assert deployment "{{range.items}}{{$id_field}}:{{end}}" ''
# Create a deployment
kubectl create --request-timeout=1 -f hack/testdata/deployment-with-initializer.yaml 2>&1 "${kube_flags[@]}" || true
kube::test::get_object_assert 'deployment web' "{{$id_field}}" 'web'
# Delete a deployment
kubectl delete deployment web "${kube_flags[@]}"
# Check Deployment web doesn't exist
output_message=$(! kubectl get deployment web 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" '"web" not found'
set +o nounset
set +o errexit
}
run_rs_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:replicasets)"
### Create and stop a replica set, make sure it doesn't leak pods
# Pre-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
kube::log::status "Deleting rs"
kubectl delete rs frontend "${kube_flags[@]}"
# Post-condition: no pods from frontend replica set
kube::test::get_object_assert 'pods -l "tier=frontend"' "{{range.items}}{{$id_field}}:{{end}}" ''
### Create and then delete a replica set with cascade=false, make sure it doesn't delete pods.
# Pre-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
kube::log::status "Deleting rs"
kubectl delete rs frontend "${kube_flags[@]}" --cascade=false
# Wait for the rs to be deleted.
kube::test::wait_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Post-condition: All 3 pods still remain from frontend replica set
kube::test::get_object_assert 'pods -l "tier=frontend"' "{{range.items}}{{$pod_container_name_field}}:{{end}}" 'php-redis:php-redis:php-redis:'
# Cleanup
kubectl delete pods -l "tier=frontend" "${kube_flags[@]}"
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create replica set frontend from YAML
# Pre-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
# Post-condition: frontend replica set is created
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# Describe command should print detailed information
kube::test::describe_object_assert rs 'frontend' "Name:" "Pod Template:" "Labels:" "Selector:" "Replicas:" "Pods Status:" "Volumes:"
# Describe command should print events information by default
kube::test::describe_object_events_assert rs 'frontend'
# Describe command should not print events information when show-events=false
kube::test::describe_object_events_assert rs 'frontend' false
# Describe command should print events information when show-events=true
kube::test::describe_object_events_assert rs 'frontend' true
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert rs "Name:" "Pod Template:" "Labels:" "Selector:" "Replicas:" "Pods Status:" "Volumes:"
# Describe command should print events information by default
kube::test::describe_resource_events_assert rs
# Describe command should not print events information when show-events=false
kube::test::describe_resource_events_assert rs false
# Describe command should print events information when show-events=true
kube::test::describe_resource_events_assert rs true
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert pods "Name:" "Image:" "Node:" "Labels:" "Status:" "Controlled By"
### Scale replica set frontend with current-replicas and replicas
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rs frontend' "{{$rs_replicas_field}}" '3'
# Command
kubectl scale --current-replicas=3 --replicas=2 replicasets frontend "${kube_flags[@]}"
# Post-condition: 2 replicas
kube::test::get_object_assert 'rs frontend' "{{$rs_replicas_field}}" '2'
# Set up three deploy, two deploy have same label
kubectl create -f hack/testdata/scale-deploy-1.yaml "${kube_flags[@]}"
kubectl create -f hack/testdata/scale-deploy-2.yaml "${kube_flags[@]}"
kubectl create -f hack/testdata/scale-deploy-3.yaml "${kube_flags[@]}"
kube::test::get_object_assert 'deploy scale-1' "{{.spec.replicas}}" '1'
kube::test::get_object_assert 'deploy scale-2' "{{.spec.replicas}}" '1'
kube::test::get_object_assert 'deploy scale-3' "{{.spec.replicas}}" '1'
# Test kubectl scale --selector
kubectl scale deploy --replicas=2 -l run=hello
kube::test::get_object_assert 'deploy scale-1' "{{.spec.replicas}}" '2'
kube::test::get_object_assert 'deploy scale-2' "{{.spec.replicas}}" '2'
kube::test::get_object_assert 'deploy scale-3' "{{.spec.replicas}}" '1'
# Test kubectl scale --all
kubectl scale deploy --replicas=3 --all
kube::test::get_object_assert 'deploy scale-1' "{{.spec.replicas}}" '3'
kube::test::get_object_assert 'deploy scale-2' "{{.spec.replicas}}" '3'
kube::test::get_object_assert 'deploy scale-3' "{{.spec.replicas}}" '3'
# Clean-up
kubectl delete rs frontend "${kube_flags[@]}"
kubectl delete deploy scale-1 scale-2 scale-3 "${kube_flags[@]}"
### Expose replica set as service
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rs frontend' "{{$rs_replicas_field}}" '3'
# Command
kubectl expose rs frontend --port=80 "${kube_flags[@]}"
# Post-condition: service exists and the port is unnamed
kube::test::get_object_assert 'service frontend' "{{$port_name}} {{$port_field}}" '<no value> 80'
# Create a service using service/v1 generator
kubectl expose rs frontend --port=80 --name=frontend-2 --generator=service/v1 "${kube_flags[@]}"
# Post-condition: service exists and the port is named default.
kube::test::get_object_assert 'service frontend-2' "{{$port_name}} {{$port_field}}" 'default 80'
# Cleanup services
kubectl delete service frontend{,-2} "${kube_flags[@]}"
# Test set commands
# Pre-condition: frontend replica set exists at generation 1
kube::test::get_object_assert 'rs frontend' "{{${generation_field}}}" '1'
kubectl set image rs/frontend "${kube_flags[@]}" *=gcr.io/google-containers/pause:test-cmd
kube::test::get_object_assert 'rs frontend' "{{${generation_field}}}" '2'
kubectl set env rs/frontend "${kube_flags[@]}" foo=bar
kube::test::get_object_assert 'rs frontend' "{{${generation_field}}}" '3'
kubectl set resources rs/frontend "${kube_flags[@]}" --limits=cpu=200m,memory=512Mi
kube::test::get_object_assert 'rs frontend' "{{${generation_field}}}" '4'
### Delete replica set with id
# Pre-condition: frontend replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# Command
kubectl delete rs frontend "${kube_flags[@]}"
# Post-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
### Create two replica sets
# Pre-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
kubectl create -f hack/testdata/redis-slave-replicaset.yaml "${kube_flags[@]}"
# Post-condition: frontend and redis-slave
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" 'frontend:redis-slave:'
### Delete multiple replica sets at once
# Pre-condition: frontend and redis-slave
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" 'frontend:redis-slave:'
# Command
kubectl delete rs frontend redis-slave "${kube_flags[@]}" # delete multiple replica sets at once
# Post-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
### Delete a rs with initializer
# Pre-condition: no rs exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Create a rs
kubectl create --request-timeout=1 -f hack/testdata/replicaset-with-initializer.yaml 2>&1 "${kube_flags[@]}" || true
kube::test::get_object_assert 'rs nginx' "{{$id_field}}" 'nginx'
# Delete a rs
kubectl delete rs nginx "${kube_flags[@]}"
# check rs nginx doesn't exist
output_message=$(! kubectl get rs nginx 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" '"nginx" not found'
if kube::test::if_supports_resource "${horizontalpodautoscalers}" ; then
### Auto scale replica set
# Pre-condition: no replica set exists
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}"
kube::test::get_object_assert rs "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# autoscale 1~2 pods, CPU utilization 70%, replica set specified by file
kubectl autoscale -f hack/testdata/frontend-replicaset.yaml "${kube_flags[@]}" --max=2 --cpu-percent=70
kube::test::get_object_assert 'hpa frontend' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '1 2 70'
kubectl delete hpa frontend "${kube_flags[@]}"
# autoscale 2~3 pods, no CPU utilization specified, replica set specified by name
kubectl autoscale rs frontend "${kube_flags[@]}" --min=2 --max=3
kube::test::get_object_assert 'hpa frontend' "{{$hpa_min_field}} {{$hpa_max_field}} {{$hpa_cpu_field}}" '2 3 80'
kubectl delete hpa frontend "${kube_flags[@]}"
# autoscale without specifying --max should fail
! kubectl autoscale rs frontend "${kube_flags[@]}"
# Clean up
kubectl delete rs frontend "${kube_flags[@]}"
fi
set +o nounset
set +o errexit
}
run_daemonset_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:daemonsets)"
### Create a rolling update DaemonSet
# Pre-condition: no DaemonSet exists
kube::test::get_object_assert daemonsets "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl apply -f hack/testdata/rollingupdate-daemonset.yaml "${kube_flags[@]}"
# Template Generation should be 1
kube::test::get_object_assert 'daemonsets bind' "{{${template_generation_field}}}" '1'
kubectl apply -f hack/testdata/rollingupdate-daemonset.yaml "${kube_flags[@]}"
# Template Generation should stay 1
kube::test::get_object_assert 'daemonsets bind' "{{${template_generation_field}}}" '1'
# Test set commands
kubectl set image daemonsets/bind "${kube_flags[@]}" *=gcr.io/google-containers/pause:test-cmd
kube::test::get_object_assert 'daemonsets bind' "{{${template_generation_field}}}" '2'
kubectl set env daemonsets/bind "${kube_flags[@]}" foo=bar
kube::test::get_object_assert 'daemonsets bind' "{{${template_generation_field}}}" '3'
kubectl set resources daemonsets/bind "${kube_flags[@]}" --limits=cpu=200m,memory=512Mi
kube::test::get_object_assert 'daemonsets bind' "{{${template_generation_field}}}" '4'
# Clean up
kubectl delete -f hack/testdata/rollingupdate-daemonset.yaml "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_daemonset_history_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:daemonsets, v1:controllerrevisions)"
### Test rolling back a DaemonSet
# Pre-condition: no DaemonSet or its pods exists
kube::test::get_object_assert daemonsets "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
# Create a DaemonSet (revision 1)
kubectl apply -f hack/testdata/rollingupdate-daemonset.yaml --record "${kube_flags[@]}"
kube::test::wait_object_assert controllerrevisions "{{range.items}}{{$annotations_field}}:{{end}}" ".*rollingupdate-daemonset.yaml --record.*"
# Rollback to revision 1 - should be no-op
kubectl rollout undo daemonset --to-revision=1 "${kube_flags[@]}"
kube::test::get_object_assert daemonset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_PAUSE_V2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$container_len}}{{end}}" "1"
# Update the DaemonSet (revision 2)
kubectl apply -f hack/testdata/rollingupdate-daemonset-rv2.yaml --record "${kube_flags[@]}"
kube::test::wait_object_assert daemonset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DAEMONSET_R2}:"
kube::test::wait_object_assert daemonset "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_DAEMONSET_R2_2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$container_len}}{{end}}" "2"
kube::test::wait_object_assert controllerrevisions "{{range.items}}{{$annotations_field}}:{{end}}" ".*rollingupdate-daemonset-rv2.yaml --record.*"
# Rollback to revision 1 with dry-run - should be no-op
kubectl rollout undo daemonset --dry-run=true "${kube_flags[@]}"
kube::test::get_object_assert daemonset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DAEMONSET_R2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_DAEMONSET_R2_2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$container_len}}{{end}}" "2"
# Rollback to revision 1
kubectl rollout undo daemonset --to-revision=1 "${kube_flags[@]}"
kube::test::wait_object_assert daemonset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_PAUSE_V2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$container_len}}{{end}}" "1"
# Rollback to revision 1000000 - should fail
output_message=$(! kubectl rollout undo daemonset --to-revision=1000000 "${kube_flags[@]}" 2>&1)
kube::test::if_has_string "${output_message}" "unable to find specified revision"
kube::test::get_object_assert daemonset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_PAUSE_V2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$container_len}}{{end}}" "1"
# Rollback to last revision
kubectl rollout undo daemonset "${kube_flags[@]}"
kube::test::wait_object_assert daemonset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_DAEMONSET_R2}:"
kube::test::wait_object_assert daemonset "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_DAEMONSET_R2_2}:"
kube::test::get_object_assert daemonset "{{range.items}}{{$container_len}}{{end}}" "2"
# Clean up
kubectl delete -f hack/testdata/rollingupdate-daemonset.yaml "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_statefulset_history_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:statefulsets, v1:controllerrevisions)"
### Test rolling back a StatefulSet
# Pre-condition: no statefulset or its pods exists
kube::test::get_object_assert statefulset "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
# Create a StatefulSet (revision 1)
kubectl apply -f hack/testdata/rollingupdate-statefulset.yaml --record "${kube_flags[@]}"
kube::test::wait_object_assert controllerrevisions "{{range.items}}{{$annotations_field}}:{{end}}" ".*rollingupdate-statefulset.yaml --record.*"
# Rollback to revision 1 - should be no-op
kubectl rollout undo statefulset --to-revision=1 "${kube_flags[@]}"
kube::test::get_object_assert statefulset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_STATEFULSET_R1}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$container_len}}{{end}}" "1"
# Update the statefulset (revision 2)
kubectl apply -f hack/testdata/rollingupdate-statefulset-rv2.yaml --record "${kube_flags[@]}"
kube::test::wait_object_assert statefulset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_STATEFULSET_R2}:"
kube::test::wait_object_assert statefulset "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PAUSE_V2}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$container_len}}{{end}}" "2"
kube::test::wait_object_assert controllerrevisions "{{range.items}}{{$annotations_field}}:{{end}}" ".*rollingupdate-statefulset-rv2.yaml --record.*"
# Rollback to revision 1 with dry-run - should be no-op
kubectl rollout undo statefulset --dry-run=true "${kube_flags[@]}"
kube::test::get_object_assert statefulset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_STATEFULSET_R2}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PAUSE_V2}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$container_len}}{{end}}" "2"
# Rollback to revision 1
kubectl rollout undo statefulset --to-revision=1 "${kube_flags[@]}"
kube::test::wait_object_assert statefulset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_STATEFULSET_R1}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$container_len}}{{end}}" "1"
# Rollback to revision 1000000 - should fail
output_message=$(! kubectl rollout undo statefulset --to-revision=1000000 "${kube_flags[@]}" 2>&1)
kube::test::if_has_string "${output_message}" "unable to find specified revision"
kube::test::get_object_assert statefulset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_STATEFULSET_R1}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$container_len}}{{end}}" "1"
# Rollback to last revision
kubectl rollout undo statefulset "${kube_flags[@]}"
kube::test::wait_object_assert statefulset "{{range.items}}{{$image_field0}}:{{end}}" "${IMAGE_STATEFULSET_R2}:"
kube::test::wait_object_assert statefulset "{{range.items}}{{$image_field1}}:{{end}}" "${IMAGE_PAUSE_V2}:"
kube::test::get_object_assert statefulset "{{range.items}}{{$container_len}}{{end}}" "2"
# Clean up - delete newest configuration
kubectl delete -f hack/testdata/rollingupdate-statefulset-rv2.yaml "${kube_flags[@]}"
# Post-condition: no pods from statefulset controller
wait-for-pods-with-label "app=nginx-statefulset" ""
set +o nounset
set +o errexit
}
run_multi_resources_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:multiple resources)"
FILES="hack/testdata/multi-resource-yaml
hack/testdata/multi-resource-list
hack/testdata/multi-resource-json
hack/testdata/multi-resource-rclist
hack/testdata/multi-resource-svclist"
YAML=".yaml"
JSON=".json"
for file in $FILES; do
if [ -f $file$YAML ]
then
file=$file$YAML
replace_file="${file%.yaml}-modify.yaml"
else
file=$file$JSON
replace_file="${file%.json}-modify.json"
fi
has_svc=true
has_rc=true
two_rcs=false
two_svcs=false
if [[ "${file}" == *rclist* ]]; then
has_svc=false
two_rcs=true
fi
if [[ "${file}" == *svclist* ]]; then
has_rc=false
two_svcs=true
fi
### Create, get, describe, replace, label, annotate, and then delete service nginxsvc and replication controller my-nginx from 5 types of files:
### 1) YAML, separated by ---; 2) JSON, with a List type; 3) JSON, with JSON object concatenation
### 4) JSON, with a ReplicationControllerList type; 5) JSON, with a ServiceList type
echo "Testing with file ${file} and replace with file ${replace_file}"
# Pre-condition: no service (other than default kubernetes services) or replication controller exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f "${file}" "${kube_flags[@]}"
# Post-condition: mock service (and mock2) exists
if [ "$has_svc" = true ]; then
if [ "$two_svcs" = true ]; then
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'mock:mock2:'
else
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'mock:'
fi
fi
# Post-condition: mock rc (and mock2) exists
if [ "$has_rc" = true ]; then
if [ "$two_rcs" = true ]; then
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'mock:mock2:'
else
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'mock:'
fi
fi
# Command
kubectl get -f "${file}" "${kube_flags[@]}"
# Command: watching multiple resources should return "not supported" error
WATCH_ERROR_FILE="${KUBE_TEMP}/kubectl-watch-error"
kubectl get -f "${file}" "${kube_flags[@]}" "--watch" 2> ${WATCH_ERROR_FILE} || true
if ! grep -q "watch is only supported on individual resources and resource collections" "${WATCH_ERROR_FILE}"; then
kube::log::error_exit "kubectl watch multiple resource returns unexpected error or non-error: $(cat ${WATCH_ERROR_FILE})" "1"
fi
kubectl describe -f "${file}" "${kube_flags[@]}"
# Command
kubectl replace -f $replace_file --force --cascade "${kube_flags[@]}"
# Post-condition: mock service (and mock2) and mock rc (and mock2) are replaced
if [ "$has_svc" = true ]; then
kube::test::get_object_assert 'services mock' "{{${labels_field}.status}}" 'replaced'
if [ "$two_svcs" = true ]; then
kube::test::get_object_assert 'services mock2' "{{${labels_field}.status}}" 'replaced'
fi
fi
if [ "$has_rc" = true ]; then
kube::test::get_object_assert 'rc mock' "{{${labels_field}.status}}" 'replaced'
if [ "$two_rcs" = true ]; then
kube::test::get_object_assert 'rc mock2' "{{${labels_field}.status}}" 'replaced'
fi
fi
# Command: kubectl edit multiple resources
temp_editor="${KUBE_TEMP}/tmp-editor.sh"
echo -e "#!/bin/bash\n${SED} -i \"s/status\:\ replaced/status\:\ edited/g\" \$@" > "${temp_editor}"
chmod +x "${temp_editor}"
EDITOR="${temp_editor}" kubectl edit "${kube_flags[@]}" -f "${file}"
# Post-condition: mock service (and mock2) and mock rc (and mock2) are edited
if [ "$has_svc" = true ]; then
kube::test::get_object_assert 'services mock' "{{${labels_field}.status}}" 'edited'
if [ "$two_svcs" = true ]; then
kube::test::get_object_assert 'services mock2' "{{${labels_field}.status}}" 'edited'
fi
fi
if [ "$has_rc" = true ]; then
kube::test::get_object_assert 'rc mock' "{{${labels_field}.status}}" 'edited'
if [ "$two_rcs" = true ]; then
kube::test::get_object_assert 'rc mock2' "{{${labels_field}.status}}" 'edited'
fi
fi
# cleaning
rm "${temp_editor}"
# Command
# We need to set --overwrite, because otherwise, if the first attempt to run "kubectl label"
# fails on some, but not all, of the resources, retries will fail because it tries to modify
# existing labels.
kubectl-with-retry label -f $file labeled=true --overwrite "${kube_flags[@]}"
# Post-condition: mock service and mock rc (and mock2) are labeled
if [ "$has_svc" = true ]; then
kube::test::get_object_assert 'services mock' "{{${labels_field}.labeled}}" 'true'
if [ "$two_svcs" = true ]; then
kube::test::get_object_assert 'services mock2' "{{${labels_field}.labeled}}" 'true'
fi
fi
if [ "$has_rc" = true ]; then
kube::test::get_object_assert 'rc mock' "{{${labels_field}.labeled}}" 'true'
if [ "$two_rcs" = true ]; then
kube::test::get_object_assert 'rc mock2' "{{${labels_field}.labeled}}" 'true'
fi
fi
# Command
# Command
# We need to set --overwrite, because otherwise, if the first attempt to run "kubectl annotate"
# fails on some, but not all, of the resources, retries will fail because it tries to modify
# existing annotations.
kubectl-with-retry annotate -f $file annotated=true --overwrite "${kube_flags[@]}"
# Post-condition: mock service (and mock2) and mock rc (and mock2) are annotated
if [ "$has_svc" = true ]; then
kube::test::get_object_assert 'services mock' "{{${annotations_field}.annotated}}" 'true'
if [ "$two_svcs" = true ]; then
kube::test::get_object_assert 'services mock2' "{{${annotations_field}.annotated}}" 'true'
fi
fi
if [ "$has_rc" = true ]; then
kube::test::get_object_assert 'rc mock' "{{${annotations_field}.annotated}}" 'true'
if [ "$two_rcs" = true ]; then
kube::test::get_object_assert 'rc mock2' "{{${annotations_field}.annotated}}" 'true'
fi
fi
# Cleanup resources created
kubectl delete -f "${file}" "${kube_flags[@]}"
done
#############################
# Multiple Resources via URL#
#############################
# Pre-condition: no service (other than default kubernetes services) or replication controller exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f https://raw.githubusercontent.com/kubernetes/kubernetes/master/hack/testdata/multi-resource-yaml.yaml "${kube_flags[@]}"
# Post-condition: service(mock) and rc(mock) exist
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'mock:'
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'mock:'
# Clean up
kubectl delete -f https://raw.githubusercontent.com/kubernetes/kubernetes/master/hack/testdata/multi-resource-yaml.yaml "${kube_flags[@]}"
# Post-condition: no service (other than default kubernetes services) or replication controller exists
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" ''
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
set +o nounset
set +o errexit
}
run_kubectl_config_set_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:config set)"
kubectl config set-cluster test-cluster --server="https://does-not-work"
# Get the api cert and add a comment to avoid flag parsing problems
cert_data=$(echo "#Comment" && cat "${TMPDIR:-/tmp}/apiserver.crt")
kubectl config set clusters.test-cluster.certificate-authority-data "$cert_data" --set-raw-bytes
r_writen=$(kubectl config view --raw -o jsonpath='{.clusters[?(@.name == "test-cluster")].cluster.certificate-authority-data}')
encoded=$(echo -n "$cert_data" | base64)
kubectl config set clusters.test-cluster.certificate-authority-data "$encoded"
e_writen=$(kubectl config view --raw -o jsonpath='{.clusters[?(@.name == "test-cluster")].cluster.certificate-authority-data}')
test "$e_writen" == "$r_writen"
set +o nounset
set +o errexit
}
run_kubectl_local_proxy_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl local proxy"
# Make sure the UI can be proxied
start-proxy
check-curl-proxy-code /ui 307
check-curl-proxy-code /api/ui 404
check-curl-proxy-code /api/v1/namespaces 200
if kube::test::if_supports_resource "${metrics}" ; then
check-curl-proxy-code /metrics 200
fi
if kube::test::if_supports_resource "${static}" ; then
check-curl-proxy-code /static/ 200
fi
stop-proxy
# Make sure the in-development api is accessible by default
start-proxy
check-curl-proxy-code /apis 200
check-curl-proxy-code /apis/extensions/ 200
stop-proxy
# Custom paths let you see everything.
start-proxy /custom
check-curl-proxy-code /custom/ui 307
if kube::test::if_supports_resource "${metrics}" ; then
check-curl-proxy-code /custom/metrics 200
fi
check-curl-proxy-code /custom/api/v1/namespaces 200
stop-proxy
set +o nounset
set +o errexit
}
run_RESTMapper_evaluation_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing RESTMapper"
RESTMAPPER_ERROR_FILE="${KUBE_TEMP}/restmapper-error"
### Non-existent resource type should give a recognizeable error
# Pre-condition: None
# Command
kubectl get "${kube_flags[@]}" unknownresourcetype 2>${RESTMAPPER_ERROR_FILE} || true
if grep -q "the server doesn't have a resource type" "${RESTMAPPER_ERROR_FILE}"; then
kube::log::status "\"kubectl get unknownresourcetype\" returns error as expected: $(cat ${RESTMAPPER_ERROR_FILE})"
else
kube::log::status "\"kubectl get unknownresourcetype\" returns unexpected error or non-error: $(cat ${RESTMAPPER_ERROR_FILE})"
exit 1
fi
rm "${RESTMAPPER_ERROR_FILE}"
# Post-condition: None
set +o nounset
set +o errexit
}
run_clusterroles_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing clusterroles"
# make sure the server was properly bootstrapped with clusterroles and bindings
kube::test::get_object_assert clusterroles/cluster-admin "{{.metadata.name}}" 'cluster-admin'
kube::test::get_object_assert clusterrolebindings/cluster-admin "{{.metadata.name}}" 'cluster-admin'
# test `kubectl create clusterrole`
kubectl create "${kube_flags[@]}" clusterrole pod-admin --verb=* --resource=pods
kube::test::get_object_assert clusterrole/pod-admin "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" '\*:'
kube::test::get_object_assert clusterrole/pod-admin "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods:'
kube::test::get_object_assert clusterrole/pod-admin "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':'
kubectl create "${kube_flags[@]}" clusterrole resource-reader --verb=get,list --resource=pods,deployments.extensions
kube::test::get_object_assert clusterrole/resource-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:get:list:'
kube::test::get_object_assert clusterrole/resource-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods:deployments:'
kube::test::get_object_assert clusterrole/resource-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':extensions:'
kubectl create "${kube_flags[@]}" clusterrole resourcename-reader --verb=get,list --resource=pods --resource-name=foo
kube::test::get_object_assert clusterrole/resourcename-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:'
kube::test::get_object_assert clusterrole/resourcename-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods:'
kube::test::get_object_assert clusterrole/resourcename-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':'
kube::test::get_object_assert clusterrole/resourcename-reader "{{range.rules}}{{range.resourceNames}}{{.}}:{{end}}{{end}}" 'foo:'
kubectl create "${kube_flags[@]}" clusterrole url-reader --verb=get --non-resource-url=/logs/* --non-resource-url=/healthz/*
kube::test::get_object_assert clusterrole/url-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:'
kube::test::get_object_assert clusterrole/url-reader "{{range.rules}}{{range.nonResourceURLs}}{{.}}:{{end}}{{end}}" '/logs/\*:/healthz/\*:'
# test `kubectl create clusterrolebinding`
# test `kubectl set subject clusterrolebinding`
kubectl create "${kube_flags[@]}" clusterrolebinding super-admin --clusterrole=admin --user=super-admin
kube::test::get_object_assert clusterrolebinding/super-admin "{{range.subjects}}{{.name}}:{{end}}" 'super-admin:'
kubectl set subject "${kube_flags[@]}" clusterrolebinding super-admin --user=foo
kube::test::get_object_assert clusterrolebinding/super-admin "{{range.subjects}}{{.name}}:{{end}}" 'super-admin:foo:'
kubectl create "${kube_flags[@]}" clusterrolebinding multi-users --clusterrole=admin --user=user-1 --user=user-2
kube::test::get_object_assert clusterrolebinding/multi-users "{{range.subjects}}{{.name}}:{{end}}" 'user-1:user-2:'
kubectl create "${kube_flags[@]}" clusterrolebinding super-group --clusterrole=admin --group=the-group
kube::test::get_object_assert clusterrolebinding/super-group "{{range.subjects}}{{.name}}:{{end}}" 'the-group:'
kubectl set subject "${kube_flags[@]}" clusterrolebinding super-group --group=foo
kube::test::get_object_assert clusterrolebinding/super-group "{{range.subjects}}{{.name}}:{{end}}" 'the-group:foo:'
kubectl create "${kube_flags[@]}" clusterrolebinding multi-groups --clusterrole=admin --group=group-1 --group=group-2
kube::test::get_object_assert clusterrolebinding/multi-groups "{{range.subjects}}{{.name}}:{{end}}" 'group-1:group-2:'
kubectl create "${kube_flags[@]}" clusterrolebinding super-sa --clusterrole=admin --serviceaccount=otherns:sa-name
kube::test::get_object_assert clusterrolebinding/super-sa "{{range.subjects}}{{.namespace}}:{{end}}" 'otherns:'
kube::test::get_object_assert clusterrolebinding/super-sa "{{range.subjects}}{{.name}}:{{end}}" 'sa-name:'
kubectl set subject "${kube_flags[@]}" clusterrolebinding super-sa --serviceaccount=otherfoo:foo
kube::test::get_object_assert clusterrolebinding/super-sa "{{range.subjects}}{{.namespace}}:{{end}}" 'otherns:otherfoo:'
kube::test::get_object_assert clusterrolebinding/super-sa "{{range.subjects}}{{.name}}:{{end}}" 'sa-name:foo:'
# test `kubectl create rolebinding`
# test `kubectl set subject rolebinding`
kubectl create "${kube_flags[@]}" rolebinding admin --clusterrole=admin --user=default-admin
kube::test::get_object_assert rolebinding/admin "{{.roleRef.kind}}" 'ClusterRole'
kube::test::get_object_assert rolebinding/admin "{{range.subjects}}{{.name}}:{{end}}" 'default-admin:'
kubectl set subject "${kube_flags[@]}" rolebinding admin --user=foo
kube::test::get_object_assert rolebinding/admin "{{range.subjects}}{{.name}}:{{end}}" 'default-admin:foo:'
kubectl create "${kube_flags[@]}" rolebinding localrole --role=localrole --group=the-group
kube::test::get_object_assert rolebinding/localrole "{{.roleRef.kind}}" 'Role'
kube::test::get_object_assert rolebinding/localrole "{{range.subjects}}{{.name}}:{{end}}" 'the-group:'
kubectl set subject "${kube_flags[@]}" rolebinding localrole --group=foo
kube::test::get_object_assert rolebinding/localrole "{{range.subjects}}{{.name}}:{{end}}" 'the-group:foo:'
kubectl create "${kube_flags[@]}" rolebinding sarole --role=localrole --serviceaccount=otherns:sa-name
kube::test::get_object_assert rolebinding/sarole "{{range.subjects}}{{.namespace}}:{{end}}" 'otherns:'
kube::test::get_object_assert rolebinding/sarole "{{range.subjects}}{{.name}}:{{end}}" 'sa-name:'
kubectl set subject "${kube_flags[@]}" rolebinding sarole --serviceaccount=otherfoo:foo
kube::test::get_object_assert rolebinding/sarole "{{range.subjects}}{{.namespace}}:{{end}}" 'otherns:otherfoo:'
kube::test::get_object_assert rolebinding/sarole "{{range.subjects}}{{.name}}:{{end}}" 'sa-name:foo:'
set +o nounset
set +o errexit
}
run_role_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing role"
# Create Role from command (only resource)
kubectl create "${kube_flags[@]}" role pod-admin --verb=* --resource=pods
kube::test::get_object_assert role/pod-admin "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" '\*:'
kube::test::get_object_assert role/pod-admin "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods:'
kube::test::get_object_assert role/pod-admin "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':'
output_message=$(! kubectl create "${kube_flags[@]}" role invalid-pod-admin --verb=* --resource=invalid-resource 2>&1)
kube::test::if_has_string "${output_message}" "the server doesn't have a resource type \"invalid-resource\""
# Create Role from command (resource + group)
kubectl create "${kube_flags[@]}" role group-reader --verb=get,list --resource=deployments.extensions
kube::test::get_object_assert role/group-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:'
kube::test::get_object_assert role/group-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'deployments:'
kube::test::get_object_assert role/group-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" 'extensions:'
output_message=$(! kubectl create "${kube_flags[@]}" role invalid-group --verb=get,list --resource=deployments.invalid-group 2>&1)
kube::test::if_has_string "${output_message}" "the server doesn't have a resource type \"deployments\" in group \"invalid-group\""
# Create Role from command (resource / subresource)
kubectl create "${kube_flags[@]}" role subresource-reader --verb=get,list --resource=pods/status
kube::test::get_object_assert role/subresource-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:'
kube::test::get_object_assert role/subresource-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods/status:'
kube::test::get_object_assert role/subresource-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':'
# Create Role from command (resource + group / subresource)
kubectl create "${kube_flags[@]}" role group-subresource-reader --verb=get,list --resource=replicasets.extensions/scale
kube::test::get_object_assert role/group-subresource-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:'
kube::test::get_object_assert role/group-subresource-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'replicasets/scale:'
kube::test::get_object_assert role/group-subresource-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" 'extensions:'
output_message=$(! kubectl create "${kube_flags[@]}" role invalid-group --verb=get,list --resource=rs.invalid-group/scale 2>&1)
kube::test::if_has_string "${output_message}" "the server doesn't have a resource type \"rs\" in group \"invalid-group\""
# Create Role from command (resource + resourcename)
kubectl create "${kube_flags[@]}" role resourcename-reader --verb=get,list --resource=pods --resource-name=foo
kube::test::get_object_assert role/resourcename-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:'
kube::test::get_object_assert role/resourcename-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods:'
kube::test::get_object_assert role/resourcename-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':'
kube::test::get_object_assert role/resourcename-reader "{{range.rules}}{{range.resourceNames}}{{.}}:{{end}}{{end}}" 'foo:'
# Create Role from command (multi-resources)
kubectl create "${kube_flags[@]}" role resource-reader --verb=get,list --resource=pods/status,deployments.extensions
kube::test::get_object_assert role/resource-reader "{{range.rules}}{{range.verbs}}{{.}}:{{end}}{{end}}" 'get:list:get:list:'
kube::test::get_object_assert role/resource-reader "{{range.rules}}{{range.resources}}{{.}}:{{end}}{{end}}" 'pods/status:deployments:'
kube::test::get_object_assert role/resource-reader "{{range.rules}}{{range.apiGroups}}{{.}}:{{end}}{{end}}" ':extensions:'
set +o nounset
set +o errexit
}
run_assert_short_name_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing assert short name"
kube::log::status "Testing propagation of short names for resources"
output_message=$(kubectl get --raw=/api/v1)
## test if a short name is exported during discovery
kube::test::if_has_string "${output_message}" '{"name":"configmaps","singularName":"","namespaced":true,"kind":"ConfigMap","verbs":\["create","delete","deletecollection","get","list","patch","update","watch"\],"shortNames":\["cm"\]}'
set +o nounset
set +o errexit
}
run_assert_categories_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing propagation of categories for resources"
output_message=$(kubectl get --raw=/api/v1 | grep -Po '"name":"pods".*?}')
kube::test::if_has_string "${output_message}" '"categories":\["all"\]'
set +o nounset
set +o errexit
}
run_kubectl_create_error_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl create with error"
# Passing no arguments to create is an error
! kubectl create
## kubectl create should not panic on empty string lists in a template
ERROR_FILE="${KUBE_TEMP}/validation-error"
kubectl create -f hack/testdata/invalid-rc-with-empty-args.yaml "${kube_flags[@]}" 2> "${ERROR_FILE}" || true
# Post-condition: should get an error reporting the empty string
if grep -q "unknown object type \"nil\" in ReplicationController" "${ERROR_FILE}"; then
kube::log::status "\"kubectl create with empty string list returns error as expected: $(cat ${ERROR_FILE})"
else
kube::log::status "\"kubectl create with empty string list returns unexpected error or non-error: $(cat ${ERROR_FILE})"
exit 1
fi
rm "${ERROR_FILE}"
# Posting a pod to namespaces should fail. Also tests --raw forcing the post location
[ "$( kubectl convert -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml -o json | kubectl create "${kube_flags[@]}" --raw /api/v1/namespaces -f - --v=8 2>&1 | grep 'cannot be handled as a Namespace: converting (v1.Pod)')" ]
[ "$( kubectl create "${kube_flags[@]}" --raw /api/v1/namespaces -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml --edit 2>&1 | grep 'raw and --edit are mutually exclusive')" ]
set +o nounset
set +o errexit
}
run_cmd_with_img_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing cmd with image"
# Test that a valid image reference value is provided as the value of --image in `kubectl run <name> --image`
output_message=$(kubectl run test1 --image=validname)
kube::test::if_has_string "${output_message}" 'deployment "test1" created'
kubectl delete deployments test1
# test invalid image name
output_message=$(! kubectl run test2 --image=InvalidImageName 2>&1)
kube::test::if_has_string "${output_message}" 'error: Invalid image name "InvalidImageName": invalid reference format'
set +o nounset
set +o errexit
}
run_client_config_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing client config"
# Command
# Pre-condition: kubeconfig "missing" is not a file or directory
output_message=$(! kubectl get pod --context="" --kubeconfig=missing 2>&1)
kube::test::if_has_string "${output_message}" "missing: no such file or directory"
# Pre-condition: kubeconfig "missing" is not a file or directory
# Command
output_message=$(! kubectl get pod --user="" --kubeconfig=missing 2>&1)
# Post-condition: --user contains a valid / empty value, missing config file returns error
kube::test::if_has_string "${output_message}" "missing: no such file or directory"
# Command
output_message=$(! kubectl get pod --cluster="" --kubeconfig=missing 2>&1)
# Post-condition: --cluster contains a "valid" value, missing config file returns error
kube::test::if_has_string "${output_message}" "missing: no such file or directory"
# Pre-condition: context "missing-context" does not exist
# Command
output_message=$(! kubectl get pod --context="missing-context" 2>&1)
kube::test::if_has_string "${output_message}" 'context was not found for specified context: missing-context'
# Post-condition: invalid or missing context returns error
# Pre-condition: cluster "missing-cluster" does not exist
# Command
output_message=$(! kubectl get pod --cluster="missing-cluster" 2>&1)
kube::test::if_has_string "${output_message}" 'no server found for cluster "missing-cluster"'
# Post-condition: invalid or missing cluster returns error
# Pre-condition: user "missing-user" does not exist
# Command
output_message=$(! kubectl get pod --user="missing-user" 2>&1)
kube::test::if_has_string "${output_message}" 'auth info "missing-user" does not exist'
# Post-condition: invalid or missing user returns error
# test invalid config
kubectl config view | sed -E "s/apiVersion: .*/apiVersion: v-1/g" > "${TMPDIR:-/tmp}"/newconfig.yaml
output_message=$(! "${KUBE_OUTPUT_HOSTBIN}/kubectl" get pods --context="" --user="" --kubeconfig="${TMPDIR:-/tmp}"/newconfig.yaml 2>&1)
kube::test::if_has_string "${output_message}" "Error loading config file"
output_message=$(! kubectl get pod --kubeconfig=missing-config 2>&1)
kube::test::if_has_string "${output_message}" 'no such file or directory'
set +o nounset
set +o errexit
}
run_service_accounts_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing service accounts"
### Create a new namespace
# Pre-condition: the test-service-accounts namespace does not exist
kube::test::get_object_assert 'namespaces' '{{range.items}}{{ if eq $id_field \"test-service-accounts\" }}found{{end}}{{end}}:' ':'
# Command
kubectl create namespace test-service-accounts
# Post-condition: namespace 'test-service-accounts' is created.
kube::test::get_object_assert 'namespaces/test-service-accounts' "{{$id_field}}" 'test-service-accounts'
### Create a service account in a specific namespace
# Command
kubectl create serviceaccount test-service-account --namespace=test-service-accounts
# Post-condition: secret exists and has expected values
kube::test::get_object_assert 'serviceaccount/test-service-account --namespace=test-service-accounts' "{{$id_field}}" 'test-service-account'
# Clean-up
kubectl delete serviceaccount test-service-account --namespace=test-service-accounts
# Clean up
kubectl delete namespace test-service-accounts
set +o nounset
set +o errexit
}
run_pod_templates_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing pod templates"
### Create PODTEMPLATE
# Pre-condition: no PODTEMPLATE
kube::test::get_object_assert podtemplates "{{range.items}}{{.metadata.name}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/user-guide/walkthrough/podtemplate.json "${kube_flags[@]}"
# Post-condition: nginx PODTEMPLATE is available
kube::test::get_object_assert podtemplates "{{range.items}}{{.metadata.name}}:{{end}}" 'nginx:'
### Printing pod templates works
kubectl get podtemplates "${kube_flags[@]}"
[[ "$(kubectl get podtemplates -o yaml "${kube_flags[@]}" | grep nginx)" ]]
### Delete nginx pod template by name
# Pre-condition: nginx pod template is available
kube::test::get_object_assert podtemplates "{{range.items}}{{.metadata.name}}:{{end}}" 'nginx:'
# Command
kubectl delete podtemplate nginx "${kube_flags[@]}"
# Post-condition: No templates exist
kube::test::get_object_assert podtemplate "{{range.items}}{{.metadata.name}}:{{end}}" ''
set +o nounset
set +o errexit
}
run_stateful_set_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:statefulsets)"
### Create and stop statefulset, make sure it doesn't leak pods
# Pre-condition: no statefulset exists
kube::test::get_object_assert statefulset "{{range.items}}{{$id_field}}:{{end}}" ''
# Command: create statefulset
kubectl create -f hack/testdata/rollingupdate-statefulset.yaml "${kube_flags[@]}"
### Scale statefulset test with current-replicas and replicas
# Pre-condition: 0 replicas
kube::test::get_object_assert 'statefulset nginx' "{{$statefulset_replicas_field}}" '0'
kube::test::wait_object_assert 'statefulset nginx' "{{$statefulset_observed_generation}}" '1'
# Command: Scale up
kubectl scale --current-replicas=0 --replicas=1 statefulset nginx "${kube_flags[@]}"
# Post-condition: 1 replica, named nginx-0
kube::test::get_object_assert 'statefulset nginx' "{{$statefulset_replicas_field}}" '1'
kube::test::wait_object_assert 'statefulset nginx' "{{$statefulset_observed_generation}}" '2'
# Typically we'd wait and confirm that N>1 replicas are up, but this framework
# doesn't start the scheduler, so pet-0 will block all others.
# TODO: test robust scaling in an e2e.
wait-for-pods-with-label "app=nginx-statefulset" "nginx-0"
### Clean up
kubectl delete -f hack/testdata/rollingupdate-statefulset.yaml "${kube_flags[@]}"
# Post-condition: no pods from statefulset controller
wait-for-pods-with-label "app=nginx-statefulset" ""
set +o nounset
set +o errexit
}
run_lists_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing kubectl(v1:lists)"
### Create a List with objects from multiple versions
# Command
kubectl create -f hack/testdata/list.yaml "${kube_flags[@]}"
### Delete the List with objects from multiple versions
# Command
kubectl delete service/list-service-test deployment/list-deployment-test
set +o nounset
set +o errexit
}
run_persistent_volumes_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing persistent volumes"
### Create and delete persistent volume examples
# Pre-condition: no persistent volumes currently exist
kube::test::get_object_assert pv "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/user-guide/persistent-volumes/volumes/local-01.yaml "${kube_flags[@]}"
kube::test::get_object_assert pv "{{range.items}}{{$id_field}}:{{end}}" 'pv0001:'
kubectl delete pv pv0001 "${kube_flags[@]}"
kubectl create -f test/fixtures/doc-yaml/user-guide/persistent-volumes/volumes/local-02.yaml "${kube_flags[@]}"
kube::test::get_object_assert pv "{{range.items}}{{$id_field}}:{{end}}" 'pv0002:'
kubectl delete pv pv0002 "${kube_flags[@]}"
kubectl create -f test/fixtures/doc-yaml/user-guide/persistent-volumes/volumes/gce.yaml "${kube_flags[@]}"
kube::test::get_object_assert pv "{{range.items}}{{$id_field}}:{{end}}" 'pv0003:'
kubectl delete pv pv0003 "${kube_flags[@]}"
# Post-condition: no PVs
kube::test::get_object_assert pv "{{range.items}}{{$id_field}}:{{end}}" ''
set +o nounset
set +o errexit
}
run_persistent_volume_claims_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing persistent volumes claims"
### Create and delete persistent volume claim examples
# Pre-condition: no persistent volume claims currently exist
kube::test::get_object_assert pvc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f test/fixtures/doc-yaml/user-guide/persistent-volumes/claims/claim-01.yaml "${kube_flags[@]}"
kube::test::get_object_assert pvc "{{range.items}}{{$id_field}}:{{end}}" 'myclaim-1:'
kubectl delete pvc myclaim-1 "${kube_flags[@]}"
kubectl create -f test/fixtures/doc-yaml/user-guide/persistent-volumes/claims/claim-02.yaml "${kube_flags[@]}"
kube::test::get_object_assert pvc "{{range.items}}{{$id_field}}:{{end}}" 'myclaim-2:'
kubectl delete pvc myclaim-2 "${kube_flags[@]}"
kubectl create -f test/fixtures/doc-yaml/user-guide/persistent-volumes/claims/claim-03.json "${kube_flags[@]}"
kube::test::get_object_assert pvc "{{range.items}}{{$id_field}}:{{end}}" 'myclaim-3:'
kubectl delete pvc myclaim-3 "${kube_flags[@]}"
# Post-condition: no PVCs
kube::test::get_object_assert pvc "{{range.items}}{{$id_field}}:{{end}}" ''
set +o nounset
set +o errexit
}
run_storage_class_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing storage class"
### Create and delete storage class
# Pre-condition: no storage classes currently exist
kube::test::get_object_assert storageclass "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f - "${kube_flags[@]}" << __EOF__
{
"kind": "StorageClass",
"apiVersion": "storage.k8s.io/v1",
"metadata": {
"name": "storage-class-name"
},
"provisioner": "kubernetes.io/fake-provisioner-type",
"parameters": {
"zone":"us-east-1b",
"type":"ssd"
}
}
__EOF__
kube::test::get_object_assert storageclass "{{range.items}}{{$id_field}}:{{end}}" 'storage-class-name:'
kube::test::get_object_assert sc "{{range.items}}{{$id_field}}:{{end}}" 'storage-class-name:'
kubectl delete storageclass storage-class-name "${kube_flags[@]}"
# Post-condition: no storage classes
kube::test::get_object_assert storageclass "{{range.items}}{{$id_field}}:{{end}}" ''
set +o nounset
set +o errexit
}
run_nodes_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl(v1:nodes)"
kube::test::get_object_assert nodes "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:'
kube::test::describe_object_assert nodes "127.0.0.1" "Name:" "Labels:" "CreationTimestamp:" "Conditions:" "Addresses:" "Capacity:" "Pods:"
# Describe command should print events information by default
kube::test::describe_object_events_assert nodes "127.0.0.1"
# Describe command should not print events information when show-events=false
kube::test::describe_object_events_assert nodes "127.0.0.1" false
# Describe command should print events information when show-events=true
kube::test::describe_object_events_assert nodes "127.0.0.1" true
# Describe command (resource only) should print detailed information
kube::test::describe_resource_assert nodes "Name:" "Labels:" "CreationTimestamp:" "Conditions:" "Addresses:" "Capacity:" "Pods:"
# Describe command should print events information by default
kube::test::describe_resource_events_assert nodes
# Describe command should not print events information when show-events=false
kube::test::describe_resource_events_assert nodes false
# Describe command should print events information when show-events=true
kube::test::describe_resource_events_assert nodes true
### kubectl patch update can mark node unschedulable
# Pre-condition: node is schedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
kubectl patch "${kube_flags[@]}" nodes "127.0.0.1" -p='{"spec":{"unschedulable":true}}'
# Post-condition: node is unschedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" 'true'
kubectl patch "${kube_flags[@]}" nodes "127.0.0.1" -p='{"spec":{"unschedulable":null}}'
# Post-condition: node is schedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
# check webhook token authentication endpoint, kubectl doesn't actually display the returned object so this isn't super useful
# but it proves that works
kubectl create -f test/fixtures/pkg/kubectl/cmd/create/tokenreview-v1beta1.json --validate=false
kubectl create -f test/fixtures/pkg/kubectl/cmd/create/tokenreview-v1.json --validate=false
set +o nounset
set +o errexit
}
run_authorization_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing authorization"
# check remote authorization endpoint, kubectl doesn't actually display the returned object so this isn't super useful
# but it proves that works
kubectl create -f test/fixtures/pkg/kubectl/cmd/create/sar-v1.json --validate=false
kubectl create -f test/fixtures/pkg/kubectl/cmd/create/sar-v1beta1.json --validate=false
SAR_RESULT_FILE="${KUBE_TEMP}/sar-result.json"
curl -k -H "Content-Type:" http://localhost:8080/apis/authorization.k8s.io/v1beta1/subjectaccessreviews -XPOST -d @test/fixtures/pkg/kubectl/cmd/create/sar-v1beta1.json > "${SAR_RESULT_FILE}"
if grep -q '"allowed": true' "${SAR_RESULT_FILE}"; then
kube::log::status "\"authorization.k8s.io/subjectaccessreviews\" returns as expected: $(cat "${SAR_RESULT_FILE}")"
else
kube::log::status "\"authorization.k8s.io/subjectaccessreviews\" does not return as expected: $(cat "${SAR_RESULT_FILE}")"
exit 1
fi
rm "${SAR_RESULT_FILE}"
SAR_RESULT_FILE="${KUBE_TEMP}/sar-result.json"
curl -k -H "Content-Type:" http://localhost:8080/apis/authorization.k8s.io/v1/subjectaccessreviews -XPOST -d @test/fixtures/pkg/kubectl/cmd/create/sar-v1.json > "${SAR_RESULT_FILE}"
if grep -q '"allowed": true' "${SAR_RESULT_FILE}"; then
kube::log::status "\"authorization.k8s.io/subjectaccessreviews\" returns as expected: $(cat "${SAR_RESULT_FILE}")"
else
kube::log::status "\"authorization.k8s.io/subjectaccessreviews\" does not return as expected: $(cat "${SAR_RESULT_FILE}")"
exit 1
fi
rm "${SAR_RESULT_FILE}"
set +o nounset
set +o errexit
}
run_retrieve_multiple_tests() {
set -o nounset
set -o errexit
# switch back to the default namespace
kubectl config set-context "${CONTEXT}" --namespace=""
kube::log::status "Testing kubectl(v1:multiget)"
kube::test::get_object_assert 'nodes/127.0.0.1 service/kubernetes' "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:kubernetes:'
set +o nounset
set +o errexit
}
run_resource_aliasing_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing resource aliasing"
kubectl create -f examples/storage/cassandra/cassandra-controller.yaml "${kube_flags[@]}"
kubectl create -f examples/storage/cassandra/cassandra-service.yaml "${kube_flags[@]}"
object="all -l'app=cassandra'"
request="{{range.items}}{{range .metadata.labels}}{{.}}:{{end}}{{end}}"
# all 4 cassandra's might not be in the request immediately...
kube::test::get_object_assert "$object" "$request" 'cassandra:cassandra:cassandra:cassandra:' || \
kube::test::get_object_assert "$object" "$request" 'cassandra:cassandra:cassandra:' || \
kube::test::get_object_assert "$object" "$request" 'cassandra:cassandra:'
kubectl delete all -l app=cassandra "${kube_flags[@]}"
set +o nounset
set +o errexit
}
run_kubectl_explain_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl(v1:explain)"
kubectl explain pods
# shortcuts work
kubectl explain po
kubectl explain po.status.message
set +o nounset
set +o errexit
}
run_swagger_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing swagger"
# Verify schema
file="${KUBE_TEMP}/schema-v1.json"
curl -s "http://127.0.0.1:${API_PORT}/swaggerapi/api/v1" > "${file}"
[[ "$(grep "list of returned" "${file}")" ]]
[[ "$(grep "List of services" "${file}")" ]]
[[ "$(grep "Watch for changes to the described resources" "${file}")" ]]
set +o nounset
set +o errexit
}
run_kubectl_sort_by_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl --sort-by"
### sort-by should not panic if no pod exists
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl get pods --sort-by="{metadata.name}"
kubectl get pods --sort-by="{metadata.creationTimestamp}"
### sort-by should works if pod exists
# Create POD
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
# Post-condition: valid-pod is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Check output of sort-by
output_message=$(kubectl get pods --sort-by="{metadata.name}")
kube::test::if_has_string "${output_message}" "valid-pod"
### Clean up
# Pre-condition: valid-pod exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete "${kube_flags[@]}" pod valid-pod --grace-period=0 --force
# Post-condition: valid-pod doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### sort-by should works by sorting by name
# Create three PODs
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" -f hack/testdata/sorted-pods/sorted-pod1.yaml
# Post-condition: sorted-pod1 is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'sorted-pod1:'
# Command
kubectl create "${kube_flags[@]}" -f hack/testdata/sorted-pods/sorted-pod2.yaml
# Post-condition: sorted-pod1 is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'sorted-pod1:sorted-pod2:'
# Command
kubectl create "${kube_flags[@]}" -f hack/testdata/sorted-pods/sorted-pod3.yaml
# Post-condition: sorted-pod1 is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'sorted-pod1:sorted-pod2:sorted-pod3:'
# Check output of sort-by '{metadata.name}'
output_message=$(kubectl get pods --sort-by="{metadata.name}")
kube::test::if_sort_by_has_correct_order "${output_message}" "sorted-pod1:sorted-pod2:sorted-pod3:"
# Check output of sort-by '{metadata.labels.name}'
output_message=$(kubectl get pods --sort-by="{metadata.labels.name}")
kube::test::if_sort_by_has_correct_order "${output_message}" "sorted-pod3:sorted-pod2:sorted-pod1:"
### Clean up
# Pre-condition: valid-pod exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'sorted-pod1:sorted-pod2:sorted-pod3:'
# Command
kubectl delete "${kube_flags[@]}" pod --grace-period=0 --force --all
# Post-condition: valid-pod doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
set +o nounset
set +o errexit
}
run_kubectl_all_namespace_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl --all-namespace"
# Pre-condition: the "default" namespace exists
kube::test::get_object_assert namespaces "{{range.items}}{{if eq $id_field \\\"default\\\"}}{{$id_field}}:{{end}}{{end}}" 'default:'
### Create POD
# Pre-condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" -f test/fixtures/doc-yaml/admin/limitrange/valid-pod.yaml
# Post-condition: valid-pod is created
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Verify a specific namespace is ignored when all-namespaces is provided
# Command
kubectl get pods --all-namespaces --namespace=default
### Clean up
# Pre-condition: valid-pod exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete "${kube_flags[@]}" pod valid-pod --grace-period=0 --force
# Post-condition: valid-pod doesn't exist
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Verify flag all-namespaces is ignored for rootScoped resources
# Pre-condition: node exists
kube::test::get_object_assert nodes "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:'
# Command
output_message=$(kubectl get nodes --all-namespaces 2>&1)
# Post-condition: output with no NAMESPACE field
kube::test::if_has_not_string "${output_message}" "NAMESPACE"
set +o nounset
set +o errexit
}
run_certificates_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing certificates"
# approve
kubectl create -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' ''
kubectl certificate approve foo "${kube_flags[@]}"
kubectl get csr "${kube_flags[@]}" -o json
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' 'Approved'
kubectl delete -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert csr "{{range.items}}{{$id_field}}{{end}}" ''
kubectl create -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' ''
kubectl certificate approve -f hack/testdata/csr.yml "${kube_flags[@]}"
kubectl get csr "${kube_flags[@]}" -o json
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' 'Approved'
kubectl delete -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert csr "{{range.items}}{{$id_field}}{{end}}" ''
# deny
kubectl create -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' ''
kubectl certificate deny foo "${kube_flags[@]}"
kubectl get csr "${kube_flags[@]}" -o json
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' 'Denied'
kubectl delete -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert csr "{{range.items}}{{$id_field}}{{end}}" ''
kubectl create -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' ''
kubectl certificate deny -f hack/testdata/csr.yml "${kube_flags[@]}"
kubectl get csr "${kube_flags[@]}" -o json
kube::test::get_object_assert 'csr/foo' '{{range.status.conditions}}{{.type}}{{end}}' 'Denied'
kubectl delete -f hack/testdata/csr.yml "${kube_flags[@]}"
kube::test::get_object_assert csr "{{range.items}}{{$id_field}}{{end}}" ''
set +o nounset
set +o errexit
}
run_cluster_management_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing cluster-management commands"
kube::test::get_object_assert nodes "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:'
### kubectl cordon update with --dry-run does not mark node unschedulable
# Pre-condition: node is schedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
kubectl cordon "127.0.0.1" --dry-run
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
### kubectl drain update with --dry-run does not mark node unschedulable
# Pre-condition: node is schedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
kubectl drain "127.0.0.1" --dry-run
# Post-condition: node still exists, node is still schedulable
kube::test::get_object_assert nodes "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:'
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
### kubectl uncordon update with --dry-run is a no-op
# Pre-condition: node is already schedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
response=$(kubectl uncordon "127.0.0.1" --dry-run)
kube::test::if_has_string "${response}" 'already uncordoned'
# Post-condition: node is still schedulable
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" '<no value>'
### kubectl drain command fails when both --selector and a node argument are given
# Pre-condition: node exists and contains label test=label
kubectl label node "127.0.0.1" "test=label"
kube::test::get_object_assert "nodes 127.0.0.1" '{{.metadata.labels.test}}' 'label'
response=$(! kubectl drain "127.0.0.1" --selector test=label 2>&1)
kube::test::if_has_string "${response}" 'cannot specify both a node name'
### kubectl cordon command fails when no arguments are passed
# Pre-condition: node exists
response=$(! kubectl cordon 2>&1)
kube::test::if_has_string "${response}" 'error\: USAGE\: cordon NODE'
### kubectl cordon selects no nodes with an empty --selector=
# Pre-condition: node "127.0.0.1" is uncordoned
kubectl uncordon "127.0.0.1"
response=$(! kubectl cordon --selector= 2>&1)
kube::test::if_has_string "${response}" 'must provide one or more resources'
# test=label matches our node
response=$(kubectl cordon --selector test=label)
kube::test::if_has_string "${response}" 'node "127.0.0.1" cordoned'
# invalid=label does not match any nodes
response=$(kubectl cordon --selector invalid=label)
kube::test::if_has_not_string "${response}" 'cordoned'
# Post-condition: node "127.0.0.1" is cordoned
kube::test::get_object_assert "nodes 127.0.0.1" "{{.spec.unschedulable}}" 'true'
set +o nounset
set +o errexit
}
run_plugins_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing kubectl plugins"
# top-level plugin command
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl -h 2>&1)
kube::test::if_has_string "${output_message}" 'plugin\s\+Runs a command-line plugin'
# no plugins
output_message=$(! kubectl plugin 2>&1)
kube::test::if_has_string "${output_message}" 'no plugins installed'
# single plugins path
output_message=$(! KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl plugin 2>&1)
kube::test::if_has_string "${output_message}" 'echo\s\+Echoes for test-cmd'
kube::test::if_has_string "${output_message}" 'get\s\+The wonderful new plugin-based get!'
kube::test::if_has_string "${output_message}" 'error\s\+The tremendous plugin that always fails!'
kube::test::if_has_not_string "${output_message}" 'The hello plugin'
kube::test::if_has_not_string "${output_message}" 'Incomplete plugin'
kube::test::if_has_not_string "${output_message}" 'no plugins installed'
# multiple plugins path
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/:test/fixtures/pkg/kubectl/plugins2/ kubectl plugin -h 2>&1)
kube::test::if_has_string "${output_message}" 'echo\s\+Echoes for test-cmd'
kube::test::if_has_string "${output_message}" 'get\s\+The wonderful new plugin-based get!'
kube::test::if_has_string "${output_message}" 'error\s\+The tremendous plugin that always fails!'
kube::test::if_has_string "${output_message}" 'hello\s\+The hello plugin'
kube::test::if_has_not_string "${output_message}" 'Incomplete plugin'
# don't override existing commands
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/:test/fixtures/pkg/kubectl/plugins2/ kubectl get -h 2>&1)
kube::test::if_has_string "${output_message}" 'Display one or many resources'
kube::test::if_has_not_string "$output_message{output_message}" 'The wonderful new plugin-based get'
# plugin help
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/:test/fixtures/pkg/kubectl/plugins2/ kubectl plugin hello -h 2>&1)
kube::test::if_has_string "${output_message}" 'The hello plugin is a new plugin used by test-cmd to test multiple plugin locations.'
kube::test::if_has_string "${output_message}" 'Usage:'
# run plugin
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/:test/fixtures/pkg/kubectl/plugins2/ kubectl plugin hello 2>&1)
kube::test::if_has_string "${output_message}" '#hello#'
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/:test/fixtures/pkg/kubectl/plugins2/ kubectl plugin echo 2>&1)
kube::test::if_has_string "${output_message}" 'This plugin works!'
output_message=$(! KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/ kubectl plugin hello 2>&1)
kube::test::if_has_string "${output_message}" 'unknown command'
output_message=$(! KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins/ kubectl plugin error 2>&1)
kube::test::if_has_string "${output_message}" 'error: exit status 1'
# plugin tree
output_message=$(! KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl plugin tree 2>&1)
kube::test::if_has_string "${output_message}" 'Plugin with a tree of commands'
kube::test::if_has_string "${output_message}" 'child1\s\+The first child of a tree'
kube::test::if_has_string "${output_message}" 'child2\s\+The second child of a tree'
kube::test::if_has_string "${output_message}" 'child3\s\+The third child of a tree'
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl plugin tree child1 --help 2>&1)
kube::test::if_has_string "${output_message}" 'The first child of a tree'
kube::test::if_has_not_string "${output_message}" 'The second child'
kube::test::if_has_not_string "${output_message}" 'child2'
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl plugin tree child1 2>&1)
kube::test::if_has_string "${output_message}" 'child one'
kube::test::if_has_not_string "${output_message}" 'child1'
kube::test::if_has_not_string "${output_message}" 'The first child'
# plugin env
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl plugin env -h 2>&1)
kube::test::if_has_string "${output_message}" "This is a flag 1"
kube::test::if_has_string "${output_message}" "This is a flag 2"
kube::test::if_has_string "${output_message}" "This is a flag 3"
output_message=$(KUBECTL_PLUGINS_PATH=test/fixtures/pkg/kubectl/plugins kubectl plugin env --test1=value1 -t value2 2>&1)
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_CURRENT_NAMESPACE'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_CALLER'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_DESCRIPTOR_COMMAND=./env.sh'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_DESCRIPTOR_SHORT_DESC=The plugin envs plugin'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_GLOBAL_FLAG_KUBECONFIG'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_GLOBAL_FLAG_REQUEST_TIMEOUT=0'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_LOCAL_FLAG_TEST1=value1'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_LOCAL_FLAG_TEST2=value2'
kube::test::if_has_string "${output_message}" 'KUBECTL_PLUGINS_LOCAL_FLAG_TEST3=default'
set +o nounset
set +o errexit
}
run_impersonation_tests() {
set -o nounset
set -o errexit
kube::log::status "Testing impersonation"
output_message=$(! kubectl get pods "${kube_flags_with_token[@]}" --as-group=foo 2>&1)
kube::test::if_has_string "${output_message}" 'without impersonating a user'
if kube::test::if_supports_resource "${csr}" ; then
# --as
kubectl create -f hack/testdata/csr.yml "${kube_flags_with_token[@]}" --as=user1
kube::test::get_object_assert 'csr/foo' '{{.spec.username}}' 'user1'
kube::test::get_object_assert 'csr/foo' '{{range .spec.groups}}{{.}}{{end}}' 'system:authenticated'
kubectl delete -f hack/testdata/csr.yml "${kube_flags_with_token[@]}"
# --as-group
kubectl create -f hack/testdata/csr.yml "${kube_flags_with_token[@]}" --as=user1 --as-group=group2 --as-group=group1 --as-group=,,,chameleon
kube::test::get_object_assert 'csr/foo' '{{len .spec.groups}}' '3'
kube::test::get_object_assert 'csr/foo' '{{range .spec.groups}}{{.}} {{end}}' 'group2 group1 ,,,chameleon '
kubectl delete -f hack/testdata/csr.yml "${kube_flags_with_token[@]}"
fi
set +o nounset
set +o errexit
}
# Runs all kubectl tests.
# Requires an env var SUPPORTED_RESOURCES which is a comma separated list of
# resources for which tests should be run.
runTests() {
foundError="False"
if [ -z "${SUPPORTED_RESOURCES:-}" ]; then
echo "Need to set SUPPORTED_RESOURCES env var. It is a list of resources that are supported and hence should be tested. Set it to (*) to test all resources"
exit 1
fi
kube::log::status "Checking kubectl version"
kubectl version
# use timestamp as the name of namespace because increasing the variable inside subshell
# does not affect the value of the variable outside the subshell.
create_and_use_new_namespace() {
namespace_number=$(date +%s%N)
kube::log::status "Creating namespace namespace${namespace_number}"
kubectl create namespace "namespace${namespace_number}"
kubectl config set-context "${CONTEXT}" --namespace="namespace${namespace_number}"
}
kube_flags=(
-s "http://127.0.0.1:${API_PORT}"
)
# token defined in hack/testdata/auth-tokens.csv
kube_flags_with_token=(
-s "https://127.0.0.1:${SECURE_API_PORT}" --token=admin-token --insecure-skip-tls-verify=true
)
if [[ -z "${ALLOW_SKEW:-}" ]]; then
kube_flags+=("--match-server-version")
kube_flags_with_token+=("--match-server-version")
fi
if kube::test::if_supports_resource "${nodes}" ; then
[ "$(kubectl get nodes -o go-template='{{ .apiVersion }}' "${kube_flags[@]}")" == "v1" ]
fi
id_field=".metadata.name"
labels_field=".metadata.labels"
annotations_field=".metadata.annotations"
service_selector_field=".spec.selector"
rc_replicas_field=".spec.replicas"
rc_status_replicas_field=".status.replicas"
rc_container_image_field=".spec.template.spec.containers"
rs_replicas_field=".spec.replicas"
port_field="(index .spec.ports 0).port"
port_name="(index .spec.ports 0).name"
second_port_field="(index .spec.ports 1).port"
second_port_name="(index .spec.ports 1).name"
image_field="(index .spec.containers 0).image"
pod_container_name_field="(index .spec.containers 0).name"
container_name_field="(index .spec.template.spec.containers 0).name"
hpa_min_field=".spec.minReplicas"
hpa_max_field=".spec.maxReplicas"
hpa_cpu_field=".spec.targetCPUUtilizationPercentage"
statefulset_replicas_field=".spec.replicas"
statefulset_observed_generation=".status.observedGeneration"
job_parallelism_field=".spec.parallelism"
deployment_replicas=".spec.replicas"
secret_data=".data"
secret_type=".type"
change_cause_annotation='.*kubernetes.io/change-cause.*'
pdb_min_available=".spec.minAvailable"
pdb_max_unavailable=".spec.maxUnavailable"
generation_field=".metadata.generation"
template_generation_field=".spec.templateGeneration"
container_len="(len .spec.template.spec.containers)"
image_field0="(index .spec.template.spec.containers 0).image"
image_field1="(index .spec.template.spec.containers 1).image"
# Make sure "default" namespace exists.
if kube::test::if_supports_resource "${namespaces}" ; then
output_message=$(kubectl get "${kube_flags[@]}" namespaces)
if [[ ! $(echo "${output_message}" | grep "default") ]]; then
# Create default namespace
kubectl create "${kube_flags[@]}" ns default
fi
fi
# Make sure "kubernetes" service exists.
if kube::test::if_supports_resource "${services}" ; then
# Attempt to create the kubernetes service, tolerating failure (since it might already exist)
kubectl create "${kube_flags[@]}" -f hack/testdata/kubernetes-service.yaml || true
# Require the service to exist (either we created it or the API server did)
kubectl get "${kube_flags[@]}" -f hack/testdata/kubernetes-service.yaml
fi
#########################
# Kubectl version #
#########################
record_command run_kubectl_version_tests
#######################
# kubectl config set #
#######################
record_command run_kubectl_config_set_tests
#######################
# kubectl local proxy #
#######################
record_command run_kubectl_local_proxy_tests
#########################
# RESTMapper evaluation #
#########################
record_command run_RESTMapper_evaluation_tests
################
# Cluster Role #
################
if kube::test::if_supports_resource "${clusterroles}" ; then
record_command run_clusterroles_tests
fi
########
# Role #
########
if kube::test::if_supports_resource "${roles}" ; then
record_command run_role_tests
fi
#########################
# Assert short name #
#########################
record_command run_assert_short_name_tests
#########################
# Assert categories #
#########################
## test if a category is exported during discovery
if kube::test::if_supports_resource "${pods}" ; then
record_command run_assert_categories_tests
fi
###########################
# POD creation / deletion #
###########################
if kube::test::if_supports_resource "${pods}" ; then
record_command run_pod_tests
fi
if kube::test::if_supports_resource "${pods}" ; then
record_command run_save_config_tests
fi
if kube::test::if_supports_resource "${pods}" ; then
record_command run_kubectl_create_error_tests
fi
if kube::test::if_supports_resource "${pods}" ; then
record_command run_kubectl_apply_tests
record_command run_kubectl_run_tests
record_command run_kubectl_create_filter_tests
fi
if kube::test::if_supports_resource "${deployments}" ; then
record_command run_kubectl_apply_deployments_tests
fi
###############
# Kubectl get #
###############
if kube::test::if_supports_resource "${pods}" ; then
record_command run_kubectl_get_tests
fi
######################
# Create #
######################
if kube::test::if_supports_resource "${secrets}" ; then
record_command run_create_secret_tests
fi
##################
# Global timeout #
##################
if kube::test::if_supports_resource "${pods}" ; then
record_command run_kubectl_request_timeout_tests
fi
#####################################
# CustomResourceDefinitions #
#####################################
# customresourcedefinitions cleanup after themselves.
if kube::test::if_supports_resource "${customresourcedefinitions}" ; then
record_command run_crd_tests
fi
#################
# Run cmd w img #
#################
if kube::test::if_supports_resource "${deployments}" ; then
record_command run_cmd_with_img_tests
fi
#####################################
# Recursive Resources via directory #
#####################################
if kube::test::if_supports_resource "${pods}" ; then
record_command run_recursive_resources_tests
fi
##############
# Namespaces #
##############
if kube::test::if_supports_resource "${namespaces}" ; then
record_command run_namespace_tests
fi
###########
# Secrets #
###########
if kube::test::if_supports_resource "${namespaces}" ; then
if kube::test::if_supports_resource "${secrets}" ; then
record_command run_secrets_test
fi
fi
######################
# ConfigMap #
######################
if kube::test::if_supports_resource "${namespaces}"; then
if kube::test::if_supports_resource "${configmaps}" ; then
record_command run_configmap_tests
fi
fi
####################
# Client Config #
####################
record_command run_client_config_tests
####################
# Service Accounts #
####################
if kube::test::if_supports_resource "${namespaces}" && kube::test::if_supports_resource "${serviceaccounts}" ; then
record_command run_service_accounts_tests
fi
#################
# Pod templates #
#################
if kube::test::if_supports_resource "${podtemplates}" ; then
record_command run_pod_templates_tests
fi
############
# Services #
############
if kube::test::if_supports_resource "${services}" ; then
record_command run_service_tests
fi
##################
# DaemonSets #
##################
if kube::test::if_supports_resource "${daemonsets}" ; then
record_command run_daemonset_tests
if kube::test::if_supports_resource "${controllerrevisions}"; then
record_command run_daemonset_history_tests
fi
fi
###########################
# Replication controllers #
###########################
if kube::test::if_supports_resource "${namespaces}" ; then
if kube::test::if_supports_resource "${replicationcontrollers}" ; then
record_command run_rc_tests
fi
fi
######################
# Deployments #
######################
if kube::test::if_supports_resource "${deployments}" ; then
record_command run_deployment_tests
fi
######################
# Replica Sets #
######################
if kube::test::if_supports_resource "${replicasets}" ; then
record_command run_rs_tests
fi
#################
# Stateful Sets #
#################
if kube::test::if_supports_resource "${statefulsets}" ; then
record_command run_stateful_set_tests
if kube::test::if_supports_resource "${controllerrevisions}"; then
record_command run_statefulset_history_tests
fi
fi
######################
# Lists #
######################
if kube::test::if_supports_resource "${services}" ; then
if kube::test::if_supports_resource "${deployments}" ; then
record_command run_lists_tests
fi
fi
######################
# Multiple Resources #
######################
if kube::test::if_supports_resource "${services}" ; then
if kube::test::if_supports_resource "${replicationcontrollers}" ; then
record_command run_multi_resources_tests
fi
fi
######################
# Persistent Volumes #
######################
if kube::test::if_supports_resource "${persistentvolumes}" ; then
record_command run_persistent_volumes_tests
fi
############################
# Persistent Volume Claims #
############################
if kube::test::if_supports_resource "${persistentvolumeclaims}" ; then
record_command run_persistent_volume_claims_tests
fi
############################
# Storage Classes #
############################
if kube::test::if_supports_resource "${storageclass}" ; then
record_command run_storage_class_tests
fi
#########
# Nodes #
#########
if kube::test::if_supports_resource "${nodes}" ; then
record_command run_nodes_tests
fi
########################
# authorization.k8s.io #
########################
if kube::test::if_supports_resource "${subjectaccessreviews}" ; then
record_command run_authorization_tests
fi
# kubectl auth can-i
# kube-apiserver is started with authorization mode AlwaysAllow, so kubectl can-i always returns yes
if kube::test::if_supports_resource "${subjectaccessreviews}" ; then
output_message=$(kubectl auth can-i '*' '*' 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "yes"
output_message=$(kubectl auth can-i get pods --subresource=log 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "yes"
output_message=$(kubectl auth can-i get invalid_resource 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "the server doesn't have a resource type"
output_message=$(kubectl auth can-i get /logs/ 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "yes"
output_message=$(! kubectl auth can-i get /logs/ --subresource=log 2>&1 "${kube_flags[@]}")
kube::test::if_has_string "${output_message}" "subresource can not be used with NonResourceURL"
output_message=$(kubectl auth can-i list jobs.batch/bar -n foo --quiet 2>&1 "${kube_flags[@]}")
kube::test::if_empty_string "${output_message}"
fi
# kubectl auth reconcile
if kube::test::if_supports_resource "${clusterroles}" ; then
kubectl auth reconcile "${kube_flags[@]}" -f test/fixtures/pkg/kubectl/cmd/auth/rbac-resource-plus.yaml
kube::test::get_object_assert 'rolebindings -n some-other-random -l test-cmd=auth' "{{range.items}}{{$id_field}}:{{end}}" 'testing-RB:'
kube::test::get_object_assert 'roles -n some-other-random -l test-cmd=auth' "{{range.items}}{{$id_field}}:{{end}}" 'testing-R:'
kube::test::get_object_assert 'clusterrolebindings -l test-cmd=auth' "{{range.items}}{{$id_field}}:{{end}}" 'testing-CRB:'
kube::test::get_object_assert 'clusterroles -l test-cmd=auth' "{{range.items}}{{$id_field}}:{{end}}" 'testing-CR:'
kubectl delete "${kube_flags[@]}" rolebindings,role,clusterroles,clusterrolebindings -n some-other-random -l test-cmd=auth
fi
#####################
# Retrieve multiple #
#####################
if kube::test::if_supports_resource "${nodes}" ; then
if kube::test::if_supports_resource "${services}" ; then
record_command run_retrieve_multiple_tests
fi
fi
#####################
# Resource aliasing #
#####################
if kube::test::if_supports_resource "${services}" ; then
if kube::test::if_supports_resource "${replicationcontrollers}" ; then
record_command run_resource_aliasing_tests
fi
fi
###########
# Explain #
###########
if kube::test::if_supports_resource "${pods}" ; then
record_command run_kubectl_explain_tests
fi
###########
# Swagger #
###########
record_command run_swagger_tests
#####################
# Kubectl --sort-by #
#####################
if kube::test::if_supports_resource "${pods}" ; then
record_command run_kubectl_sort_by_tests
fi
############################
# Kubectl --all-namespaces #
############################
if kube::test::if_supports_resource "${pods}" ; then
if kube::test::if_supports_resource "${nodes}" ; then
record_command run_kubectl_all_namespace_tests
fi
fi
################
# Certificates #
################
if kube::test::if_supports_resource "${csr}" ; then
record_command run_certificates_tests
fi
######################
# Cluster Management #
######################
if kube::test::if_supports_resource "${nodes}" ; then
record_command run_cluster_management_tests
fi
###########
# Plugins #
###########
record_command run_plugins_tests
#################
# Impersonation #
#################
record_command run_impersonation_tests
kube::test::clear_all
if [ "$foundError" == "True" ]; then
echo "TEST FAILED"
exit 1
fi
}
run_initializer_tests() {
set -o nounset
set -o errexit
create_and_use_new_namespace
kube::log::status "Testing --include-uninitialized"
### Create a deployment
kubectl create --request-timeout=1 -f hack/testdata/initializer-deployments.yaml 2>&1 "${kube_flags[@]}" || true
### Test kubectl get --include-uninitialized
# Command
output_message=$(kubectl get deployments 2>&1 "${kube_flags[@]}")
# Post-condition: The text "No resources found" should be part of the output
kube::test::if_has_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get deployments --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The text "No resources found" should be part of the output
kube::test::if_has_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl get deployments --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: I assume "web" is the deployment name
kube::test::if_has_string "${output_message}" 'web'
# Command
output_message=$(kubectl get deployments web 2>&1 "${kube_flags[@]}")
# Post-condition: I assume "web" is the deployment name
kube::test::if_has_string "${output_message}" 'web'
# Command
output_message=$(kubectl get deployments --show-all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "No resources found" should be part of the output
kube::test::if_has_string "${output_message}" 'No resources found'
### Test kubectl describe --include-uninitialized
# Command
output_message=$(kubectl describe deployments 2>&1 "${kube_flags[@]}")
# Post-condition: The text "run=web" should be part of the output
kube::test::if_has_string "${output_message}" 'run=web'
# Command
output_message=$(kubectl describe deployments --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: The text "run=web" should be part of the output
kube::test::if_has_string "${output_message}" 'run=web'
# Command
output_message=$(kubectl describe deployments --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl describe deployments web --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: The text "run=web" should be part of the output
kube::test::if_has_string "${output_message}" 'run=web'
# Command
output_message=$(kubectl describe deployments web --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The text "run=web" should be part of the output
kube::test::if_has_string "${output_message}" 'run=web'
### Test kubectl label --include-uninitialized
# Command
output_message=$(kubectl label deployments labelkey1=labelvalue1 --all 2>&1 "${kube_flags[@]}")
# Post-condition: web is labelled
kube::test::if_has_string "${output_message}" 'deployment "web" labeled'
kube::test::get_object_assert 'deployments web' "{{${labels_field}.labelkey1}}" 'labelvalue1'
# Command
output_message=$(kubectl label deployments labelkey2=labelvalue2 --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl label deployments labelkey3=labelvalue3 -l run=web 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl label deployments labelkey4=labelvalue4 -l run=web --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: web is labelled
kube::test::if_has_string "${output_message}" 'deployment "web" labeled'
kube::test::get_object_assert 'deployments web' "{{${labels_field}.labelkey4}}" 'labelvalue4'
# Command
output_message=$(kubectl label deployments labelkey5=labelvalue5 -l run=web --all 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl label deployments labelkey6=labelvalue6 -l run=web --all --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: web is labelled
kube::test::if_has_string "${output_message}" 'deployment "web" labeled'
kube::test::get_object_assert 'deployments web' "{{${labels_field}.labelkey6}}" 'labelvalue6'
# Command
output_message=$(kubectl label deployments web labelkey7=labelvalue7 2>&1 "${kube_flags[@]}")
# Post-condition: web is labelled
kube::test::if_has_string "${output_message}" 'deployment "web" labeled'
kube::test::get_object_assert 'deployments web' "{{${labels_field}.labelkey7}}" 'labelvalue7'
# Found All Labels
kube::test::get_object_assert 'deployments web' "{{${labels_field}}}" 'map[labelkey1:labelvalue1 labelkey4:labelvalue4 labelkey6:labelvalue6 labelkey7:labelvalue7 run:web]'
### Test kubectl annotate --include-uninitialized
# Command
output_message=$(kubectl annotate deployments annotatekey1=annotatevalue1 --all 2>&1 "${kube_flags[@]}")
# Post-condition: DEPLOYMENT has annotation
kube::test::if_has_string "${output_message}" 'deployment "web" annotated'
kube::test::get_object_assert 'deployments web' "{{${annotations_field}.annotatekey1}}" 'annotatevalue1'
# Command
output_message=$(kubectl annotate deployments annotatekey2=annotatevalue2 --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl annotate deployments annotatekey3=annotatevalue3 -l run=web 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl annotate deployments annotatekey4=annotatevalue4 -l run=web --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: DEPLOYMENT has annotation
kube::test::if_has_string "${output_message}" 'deployment "web" annotated'
kube::test::get_object_assert 'deployments web' "{{${annotations_field}.annotatekey4}}" 'annotatevalue4'
# Command
output_message=$(kubectl annotate deployments annotatekey5=annotatevalue5 -l run=web --all 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl annotate deployments annotatekey6=annotatevalue6 -l run=web --all --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: DEPLOYMENT has annotation
kube::test::if_has_string "${output_message}" 'deployment "web" annotated'
kube::test::get_object_assert 'deployments web' "{{${annotations_field}.annotatekey6}}" 'annotatevalue6'
# Command
output_message=$(kubectl annotate deployments web annotatekey7=annotatevalue7 2>&1 "${kube_flags[@]}")
# Post-condition: web DEPLOYMENT has annotation
kube::test::if_has_string "${output_message}" 'deployment "web" annotated'
kube::test::get_object_assert 'deployments web' "{{${annotations_field}.annotatekey7}}" 'annotatevalue7'
### Test kubectl edit --include-uninitialized
[ "$(EDITOR=cat kubectl edit deployments 2>&1 "${kube_flags[@]}" | grep 'edit cancelled, no objects found')" ]
[ "$(EDITOR=cat kubectl edit deployments --include-uninitialized 2>&1 "${kube_flags[@]}" | grep 'Edit cancelled, no changes made.')" ]
### Test kubectl set image --include-uninitialized
# Command
output_message=$(kubectl set image deployments *=nginx:1.11 --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "image updated" should be part of the output
kube::test::if_has_string "${output_message}" 'image updated'
# Command
output_message=$(kubectl set image deployments *=nginx:1.11 --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl set image deployments *=nginx:1.11 -l run=web 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl set image deployments *=nginx:1.12 -l run=web --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: The text "image updated" should be part of the output
kube::test::if_has_string "${output_message}" 'image updated'
# Command
output_message=$(kubectl set image deployments *=nginx:1.13 -l run=web --include-uninitialized --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "image updated" should be part of the output
kube::test::if_has_string "${output_message}" 'image updated'
### Test kubectl set resources --include-uninitialized
# Command
output_message=$(kubectl set resources deployments --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "resource requirements updated" should be part of the output
kube::test::if_has_string "${output_message}" 'resource requirements updated'
# Command
output_message=$(kubectl set resources deployments --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl set resources deployments --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi -l run=web 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl set resources deployments --limits=cpu=200m,memory=512Mi --requests=cpu=200m,memory=256Mi -l run=web --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: The text "resource requirements updated" should be part of the output
kube::test::if_has_string "${output_message}" 'resource requirements updated'
# Command
output_message=$(kubectl set resources deployments --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=512Mi -l run=web --include-uninitialized --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "resource requirements updated" should be part of the output
kube::test::if_has_string "${output_message}" 'resource requirements updated'
### Test kubectl set selector --include-uninitialized
# Create a service with initializer
kubectl create --request-timeout=1 -f hack/testdata/initializer-redis-master-service.yaml 2>&1 "${kube_flags[@]}" || true
# Command
output_message=$(kubectl set selector services role=padawan --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "selector updated" should be part of the output
kube::test::if_has_string "${output_message}" 'selector updated'
# Command
output_message=$(kubectl set selector services role=padawan --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
### Test kubectl set subject --include-uninitialized
# Create a create clusterrolebinding with initializer
kubectl create --request-timeout=1 -f hack/testdata/initializer-clusterrolebinding.yaml 2>&1 "${kube_flags[@]}" || true
kube::test::get_object_assert clusterrolebinding/super-admin "{{range.subjects}}{{.name}}:{{end}}" 'super-admin:'
# Command
output_message=$(kubectl set subject clusterrolebinding --user=foo --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "subjects updated" should be part of the output
kube::test::if_has_string "${output_message}" 'subjects updated'
# Command
output_message=$(kubectl set subject clusterrolebinding --user=foo --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl set subject clusterrolebinding --user=foo -l clusterrolebinding=super 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
# Command
output_message=$(kubectl set subject clusterrolebinding --user=foo -l clusterrolebinding=super --include-uninitialized 2>&1 "${kube_flags[@]}")
# Post-condition: The text "subjects updated" should be part of the output
kube::test::if_has_string "${output_message}" 'subjects updated'
# Command
output_message=$(kubectl set subject clusterrolebinding --user=foo -l clusterrolebinding=super --include-uninitialized --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "subjects updated" should be part of the output
kube::test::if_has_string "${output_message}" 'subjects updated'
### Test kubectl set serviceaccount --include-uninitialized
# Command
output_message=$(kubectl set serviceaccount deployment serviceaccount1 --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "serviceaccount updated" should be part of the output
kube::test::if_has_string "${output_message}" 'serviceaccount updated'
# Command
output_message=$(kubectl set serviceaccount deployment serviceaccount1 --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The output should be empty
kube::test::if_empty_string "${output_message}"
### Test kubectl delete --include-uninitialized
kube::test::get_object_assert clusterrolebinding/super-admin "{{range.subjects}}{{.name}}:{{end}}" 'super-admin:'
# Command
output_message=$(kubectl delete clusterrolebinding --all --include-uninitialized=false 2>&1 "${kube_flags[@]}")
# Post-condition: The text "No resources found" should be part of the output
kube::test::if_has_string "${output_message}" 'No resources found'
# Command
output_message=$(kubectl delete clusterrolebinding --all 2>&1 "${kube_flags[@]}")
# Post-condition: The text "deleted" should be part of the output
kube::test::if_has_string "${output_message}" 'deleted'
kube::test::get_object_assert clusterrolebinding/super-admin "{{range.items}}{{$id_field}}:{{end}}" ''
### Test kubectl apply --include-uninitialized
# Pre-Condition: no POD exists
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# apply pod a
kubectl apply --prune --request-timeout=20 --include-uninitialized=false --all -f hack/testdata/prune/a.yaml "${kube_flags[@]}" 2>&1
# check right pod exists
kube::test::get_object_assert pods/a "{{${id_field}}}" 'a'
# Post-condition: Other uninitialized resources should not be pruned
kube::test::get_object_assert deployments "{{range.items}}{{$id_field}}:{{end}}" 'web'
kube::test::get_object_assert services/redis-master "{{range.items}}{{$id_field}}:{{end}}" 'redis-master'
# cleanup
kubectl delete pod a
# apply pod a and prune uninitialized deployments web
kubectl apply --prune --request-timeout=20 --all -f hack/testdata/prune/a.yaml "${kube_flags[@]}" 2>&1
# check right pod exists
kube::test::get_object_assert pods/a "{{${id_field}}}" 'a'
# Post-condition: Other uninitialized resources should not be pruned
kube::test::get_object_assert deployments/web "{{range.items}}{{$id_field}}:{{end}}" 'web'
kube::test::get_object_assert services/redis-master "{{range.items}}{{$id_field}}:{{end}}" 'redis-master'
# cleanup
kubectl delete pod a
# apply pod a and prune uninitialized deployments web
kubectl apply --prune --request-timeout=20 --include-uninitialized --all -f hack/testdata/prune/a.yaml "${kube_flags[@]}" 2>&1
# check right pod exists
kube::test::get_object_assert pods/a "{{${id_field}}}" 'a'
# Post-condition: Other uninitialized resources should not be pruned
kube::test::get_object_assert deployments/web "{{range.items}}{{$id_field}}:{{end}}" 'web'
kube::test::get_object_assert services/redis-master "{{range.items}}{{$id_field}}:{{end}}" 'redis-master'
# cleanup
kubectl delete pod a
kubectl delete --request-timeout=1 deploy web
kubectl delete --request-timeout=1 service redis-master
set +o nounset
set +o errexit
}
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