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https://github.com/ceph/ceph-csi.git
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215 lines
7.6 KiB
Bash
Executable File
215 lines
7.6 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Script to test cluster/update-storage-objects.sh works as expected.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
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source "${KUBE_ROOT}/hack/lib/init.sh"
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# The api version in which objects are currently stored in etcd.
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KUBE_OLD_API_VERSION=${KUBE_OLD_API_VERSION:-"v1"}
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# The api version in which our etcd objects should be converted to.
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# The new api version
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KUBE_NEW_API_VERSION=${KUBE_NEW_API_VERSION:-"v1"}
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KUBE_OLD_STORAGE_VERSIONS=${KUBE_OLD_STORAGE_VERSIONS:-""}
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KUBE_NEW_STORAGE_VERSIONS=${KUBE_NEW_STORAGE_VERSIONS:-""}
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KUBE_STORAGE_MEDIA_TYPE_JSON="application/json"
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KUBE_STORAGE_MEDIA_TYPE_PROTOBUF="application/vnd.kubernetes.protobuf"
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ETCD_HOST=${ETCD_HOST:-127.0.0.1}
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ETCD_PORT=${ETCD_PORT:-2379}
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ETCD_PREFIX=${ETCD_PREFIX:-randomPrefix}
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API_PORT=${API_PORT:-8080}
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API_HOST=${API_HOST:-127.0.0.1}
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KUBE_API_VERSIONS=""
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RUNTIME_CONFIG=""
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ETCDCTL=$(which etcdctl)
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KUBECTL="${KUBE_OUTPUT_HOSTBIN}/kubectl"
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UPDATE_ETCD_OBJECTS_SCRIPT="${KUBE_ROOT}/cluster/update-storage-objects.sh"
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function startApiServer() {
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local storage_versions=${1:-""}
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local storage_media_type=${2:-""}
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kube::log::status "Starting kube-apiserver with KUBE_API_VERSIONS: ${KUBE_API_VERSIONS}"
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kube::log::status " and storage-media-type: ${storage_media_type}"
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kube::log::status " and runtime-config: ${RUNTIME_CONFIG}"
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kube::log::status " and storage-version overrides: ${storage_versions}"
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KUBE_API_VERSIONS="${KUBE_API_VERSIONS}" \
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"${KUBE_OUTPUT_HOSTBIN}/kube-apiserver" \
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--insecure-bind-address="${API_HOST}" \
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--bind-address="${API_HOST}" \
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--insecure-port="${API_PORT}" \
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--storage-backend="etcd3" \
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--etcd-servers="http://${ETCD_HOST}:${ETCD_PORT}" \
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--etcd-prefix="/${ETCD_PREFIX}" \
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--runtime-config="${RUNTIME_CONFIG}" \
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--cert-dir="${TMPDIR:-/tmp/}" \
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--service-cluster-ip-range="10.0.0.0/24" \
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--storage-versions="${storage_versions}" \
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--storage-media-type=${storage_media_type} 1>&2 &
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APISERVER_PID=$!
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# url, prefix, wait, times
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kube::util::wait_for_url "http://${API_HOST}:${API_PORT}/healthz" "apiserver: " 1 120
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}
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function killApiServer() {
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kube::log::status "Killing api server"
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if [[ -n ${APISERVER_PID-} ]]; then
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kill ${APISERVER_PID} 1>&2 2>/dev/null
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wait ${APISERVER_PID} || true
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kube::log::status "api server exited"
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fi
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unset APISERVER_PID
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}
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function cleanup() {
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killApiServer
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kube::etcd::cleanup
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kube::log::status "Clean up complete"
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}
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trap cleanup EXIT SIGINT
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make -C "${KUBE_ROOT}" WHAT=cmd/kube-apiserver
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make -C "${KUBE_ROOT}" WHAT=cluster/images/etcd/attachlease
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kube::etcd::start
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echo "${ETCD_VERSION}" > "${ETCD_DIR}/version.txt"
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### BEGIN TEST DEFINITION CUSTOMIZATION ###
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# source_file,resource,namespace,name,old_version,new_version
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tests=(
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examples/persistent-volume-provisioning/rbd/rbd-storage-class.yaml,storageclasses,,slow,v1beta1,v1
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)
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KUBE_OLD_API_VERSION="networking.k8s.io/v1,storage.k8s.io/v1beta1,extensions/v1beta1"
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KUBE_NEW_API_VERSION="networking.k8s.io/v1,storage.k8s.io/v1,extensions/v1beta1"
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KUBE_OLD_STORAGE_VERSIONS="storage.k8s.io/v1beta1"
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KUBE_NEW_STORAGE_VERSIONS="storage.k8s.io/v1"
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### END TEST DEFINITION CUSTOMIZATION ###
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#######################################################
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# Step 1: Start a server which supports both the old and new api versions,
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# but KUBE_OLD_API_VERSION is the latest (storage) version.
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# Additionally use KUBE_STORAGE_MEDIA_TYPE_JSON for storage encoding.
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#######################################################
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KUBE_API_VERSIONS="v1,${KUBE_OLD_API_VERSION},${KUBE_NEW_API_VERSION}"
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RUNTIME_CONFIG="api/all=false,api/v1=true,${KUBE_OLD_API_VERSION}=true,${KUBE_NEW_API_VERSION}=true"
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startApiServer ${KUBE_OLD_STORAGE_VERSIONS} ${KUBE_STORAGE_MEDIA_TYPE_JSON}
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# Create object(s)
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for test in ${tests[@]}; do
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IFS=',' read -ra test_data <<<"$test"
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source_file=${test_data[0]}
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kube::log::status "Creating ${source_file}"
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${KUBECTL} create -f "${source_file}"
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# Verify that the storage version is the old version
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resource=${test_data[1]}
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namespace=${test_data[2]}
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name=${test_data[3]}
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old_storage_version=${test_data[4]}
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if [ -n "${namespace}" ]; then
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namespace="${namespace}/"
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fi
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kube::log::status "Verifying ${resource}/${namespace}${name} has storage version ${old_storage_version} in etcd"
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ETCDCTL_API=3 ${ETCDCTL} --endpoints="http://${ETCD_HOST}:${ETCD_PORT}" get "/${ETCD_PREFIX}/${resource}/${namespace}${name}" | grep ${old_storage_version}
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done
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killApiServer
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#######################################################
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# Step 2: Start a server which supports both the old and new api versions,
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# but KUBE_NEW_API_VERSION is the latest (storage) version.
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# Still use KUBE_STORAGE_MEDIA_TYPE_JSON for storage encoding.
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#######################################################
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KUBE_API_VERSIONS="v1,${KUBE_NEW_API_VERSION},${KUBE_OLD_API_VERSION}"
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RUNTIME_CONFIG="api/all=false,api/v1=true,${KUBE_OLD_API_VERSION}=true,${KUBE_NEW_API_VERSION}=true"
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startApiServer ${KUBE_NEW_STORAGE_VERSIONS} ${KUBE_STORAGE_MEDIA_TYPE_JSON}
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# Update etcd objects, so that will now be stored in the new api version.
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kube::log::status "Updating storage versions in etcd"
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${UPDATE_ETCD_OBJECTS_SCRIPT}
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# Verify that the storage version was changed in etcd
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for test in ${tests[@]}; do
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IFS=',' read -ra test_data <<<"$test"
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resource=${test_data[1]}
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namespace=${test_data[2]}
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name=${test_data[3]}
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new_storage_version=${test_data[5]}
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if [ -n "${namespace}" ]; then
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namespace="${namespace}/"
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fi
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kube::log::status "Verifying ${resource}/${namespace}${name} has updated storage version ${new_storage_version} in etcd"
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ETCDCTL_API=3 ${ETCDCTL} --endpoints="http://${ETCD_HOST}:${ETCD_PORT}" get "/${ETCD_PREFIX}/${resource}/${namespace}${name}" | grep ${new_storage_version}
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done
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killApiServer
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#######################################################
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# Step 3 : Start a server which supports only the new api version.
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# However, change storage encoding to KUBE_STORAGE_MEDIA_TYPE_PROTOBUF.
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#######################################################
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KUBE_API_VERSIONS="v1,${KUBE_NEW_API_VERSION}"
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RUNTIME_CONFIG="api/all=false,api/v1=true,${KUBE_NEW_API_VERSION}=true"
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# This seems to reduce flakiness.
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sleep 1
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startApiServer ${KUBE_NEW_STORAGE_VERSIONS} ${KUBE_STORAGE_MEDIA_TYPE_PROTOBUF}
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for test in ${tests[@]}; do
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IFS=',' read -ra test_data <<<"$test"
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resource=${test_data[1]}
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namespace=${test_data[2]}
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name=${test_data[3]}
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namespace_flag=""
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# Verify that the server is able to read the object.
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if [ -n "${namespace}" ]; then
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namespace_flag="--namespace=${namespace}"
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namespace="${namespace}/"
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fi
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kube::log::status "Verifying we can retrieve ${resource}/${namespace}${name} via kubectl"
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# We have to remove the cached discovery information about the old version; otherwise,
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# the 'kubectl get' will use that and fail to find the resource.
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rm -rf ${HOME}/.kube/cache/discovery/localhost_8080/${KUBE_OLD_STORAGE_VERSIONS}
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${KUBECTL} get ${namespace_flag} ${resource}/${name}
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done
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killApiServer
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