mirror of
https://github.com/ceph/ceph-csi.git
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294 lines
8.8 KiB
Bash
294 lines
8.8 KiB
Bash
#!/bin/bash
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# Copyright 2015 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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# A library of helper functions that each provider hosting Kubernetes must implement to use cluster/kube-*.sh scripts.
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# exit on any error
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set -e
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# Use the config file specified in $KUBE_CONFIG_FILE, or default to
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# config-default.sh.
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
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readonly ROOT=$(dirname "${BASH_SOURCE}")
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source "${ROOT}/${KUBE_CONFIG_FILE:-"config-default.sh"}"
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source "${KUBE_ROOT}/cluster/common.sh"
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if [ $CREATE_IMAGE = true ]; then
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source "${ROOT}/config-image.sh"
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fi
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# Verify prereqs on host machine
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function verify-prereqs() {
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# Check the OpenStack command-line clients
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for client in swift glance nova heat openstack;
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do
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if which $client >/dev/null 2>&1; then
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echo "${client} client installed"
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else
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echo "${client} client does not exist"
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echo "Please install ${client} client, and retry."
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echo "Documentation for installing ${client} can be found at"
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echo "http://docs.openstack.org/user-guide/common/cli-install-openstack-command-line-clients.html"
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exit 1
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fi
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done
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}
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# Instantiate a kubernetes cluster
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#
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# Assumed vars:
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# KUBERNETES_PROVIDER
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function kube-up() {
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echo "kube-up for provider ${KUBERNETES_PROVIDER}"
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create-stack
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}
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# Periodically checks if cluster is created
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#
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# Assumed vars:
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# STACK_CREATE_TIMEOUT
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# STACK_NAME
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function validate-cluster() {
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while (( --$STACK_CREATE_TIMEOUT >= 0)) ;do
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local status=$(openstack stack show "${STACK_NAME}" | awk '$2=="stack_status" {print $4}')
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if [[ $status ]]; then
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echo "Cluster status ${status}"
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if [ $status = "CREATE_COMPLETE" ]; then
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configure-kubectl
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break
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elif [ $status = "CREATE_FAILED" ]; then
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echo "Cluster not created. Please check stack logs to find the problem"
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break
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fi
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else
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echo "Cluster not created. Please verify if process started correctly"
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break
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fi
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sleep 60
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done
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}
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# Create stack
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#
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# Assumed vars:
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# OPENSTACK
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# OPENSTACK_TEMP
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# DNS_SERVER
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# OPENSTACK_IP
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# OPENRC_FILE
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function create-stack() {
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echo "[INFO] Execute commands to create Kubernetes cluster"
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# It is required for some cloud provider like CityCloud where swift client has different credentials
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source "${ROOT}/openrc-swift.sh"
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upload-resources
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source "${ROOT}/openrc-default.sh"
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create-glance-image
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add-keypair
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run-heat-script
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}
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# Upload kubernetes release tars and heat templates.
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#
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# Assumed vars:
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# ROOT
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# KUBERNETES_RELEASE_TAR
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function upload-resources() {
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swift post ${SWIFT_OBJECT_STORE} --read-acl '.r:*,.rlistings'
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locations=(
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"${ROOT}/../../_output/release-tars/${KUBERNETES_RELEASE_TAR}"
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"${ROOT}/../../server/${KUBERNETES_RELEASE_TAR}"
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)
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RELEASE_TAR_LOCATION=$( (ls -t "${locations[@]}" 2>/dev/null || true) | head -1 )
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RELEASE_TAR_PATH=$(dirname ${RELEASE_TAR_LOCATION})
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echo "[INFO] Uploading ${KUBERNETES_RELEASE_TAR}"
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swift upload ${SWIFT_OBJECT_STORE} ${RELEASE_TAR_PATH}/${KUBERNETES_RELEASE_TAR} \
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--object-name kubernetes-server.tar.gz
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echo "[INFO] Uploading kubernetes-salt.tar.gz"
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swift upload ${SWIFT_OBJECT_STORE} ${RELEASE_TAR_PATH}/kubernetes-salt.tar.gz \
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--object-name kubernetes-salt.tar.gz
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}
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# Create a new key pair for use with servers.
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#
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# Assumed vars:
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# KUBERNETES_KEYPAIR_NAME
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# CLIENT_PUBLIC_KEY_PATH
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function add-keypair() {
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local status=$(nova keypair-show ${KUBERNETES_KEYPAIR_NAME})
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if [[ ! $status ]]; then
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nova keypair-add ${KUBERNETES_KEYPAIR_NAME} --pub-key ${CLIENT_PUBLIC_KEY_PATH}
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echo "[INFO] Key pair created"
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else
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echo "[INFO] Key pair already exists"
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fi
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}
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# Create a new glance image.
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#
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# Assumed vars:
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# IMAGE_FILE
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# IMAGE_PATH
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# OPENSTACK_IMAGE_NAME
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function create-glance-image() {
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if [[ ${CREATE_IMAGE} == "true" ]]; then
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local image_status=$(openstack image show ${OPENSTACK_IMAGE_NAME} | awk '$2=="id" {print $4}')
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if [[ ! $image_status ]]; then
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if [[ "${DOWNLOAD_IMAGE}" == "true" ]]; then
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mkdir -p ${IMAGE_PATH}
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curl -L ${IMAGE_URL_PATH}/${IMAGE_FILE} -o ${IMAGE_PATH}/${IMAGE_FILE} -z ${IMAGE_PATH}/${IMAGE_FILE}
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fi
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echo "[INFO] Create image ${OPENSTACK_IMAGE_NAME}"
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glance image-create --name ${OPENSTACK_IMAGE_NAME} --disk-format ${IMAGE_FORMAT} \
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--container-format ${CONTAINER_FORMAT} --file ${IMAGE_PATH}/${IMAGE_FILE}
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else
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echo "[INFO] Image ${OPENSTACK_IMAGE_NAME} already exists"
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fi
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fi
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}
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# Create a new kubernetes stack.
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#
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# Assumed vars:
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# STACK_NAME
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# KUBERNETES_KEYPAIR_NAME
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# DNS_SERVER
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# SWIFT_SERVER_URL
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# OPENSTACK_IMAGE_NAME
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# EXTERNAL_NETWORK
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# IMAGE_ID
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# MASTER_FLAVOR
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# MINION_FLAVOR
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# NUMBER_OF_MINIONS
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# MAX_NUMBER_OF_MINIONS
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# DNS_SERVER
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# STACK_NAME
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function run-heat-script() {
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local stack_status=$(openstack stack show ${STACK_NAME})
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# Automatically detect swift url if it wasn't specified
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if [[ -z $SWIFT_SERVER_URL ]]; then
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local rgx=""
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if [ "$OS_IDENTITY_API_VERSION" = "3" ]; then
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rgx="public: (.+)$"
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else
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rgx="publicURL: (.+)$"
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fi
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SWIFT_SERVER_URL=$(openstack catalog show object-store --format value | egrep -o "$rgx" | cut -d" " -f2 | head -n 1)
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fi
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local swift_repo_url="${SWIFT_SERVER_URL}/${SWIFT_OBJECT_STORE}"
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if [ $CREATE_IMAGE = true ]; then
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echo "[INFO] Retrieve new image ID"
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IMAGE_ID=$(openstack image show ${OPENSTACK_IMAGE_NAME} | awk '$2=="id" {print $4}')
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echo "[INFO] Image Id ${IMAGE_ID}"
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fi
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if [[ ! $stack_status ]]; then
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echo "[INFO] Create stack ${STACK_NAME}"
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(
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cd ${ROOT}/kubernetes-heat
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openstack stack create --timeout 60 \
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--parameter external_network=${EXTERNAL_NETWORK} \
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--parameter lbaas_version=${LBAAS_VERSION} \
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--parameter fixed_network_cidr=${FIXED_NETWORK_CIDR} \
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--parameter ssh_key_name=${KUBERNETES_KEYPAIR_NAME} \
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--parameter server_image=${IMAGE_ID} \
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--parameter master_flavor=${MASTER_FLAVOR} \
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--parameter minion_flavor=${MINION_FLAVOR} \
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--parameter number_of_minions=${NUMBER_OF_MINIONS} \
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--parameter max_number_of_minions=${MAX_NUMBER_OF_MINIONS} \
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--parameter dns_nameserver=${DNS_SERVER} \
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--parameter kubernetes_salt_url=${swift_repo_url}/kubernetes-salt.tar.gz \
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--parameter kubernetes_server_url=${swift_repo_url}/kubernetes-server.tar.gz \
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--parameter os_auth_url=${OS_AUTH_URL} \
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--parameter os_username=${OS_USERNAME} \
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--parameter os_password=${OS_PASSWORD} \
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--parameter os_region_name=${OS_REGION_NAME} \
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--parameter os_tenant_name=${OS_TENANT_NAME} \
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--parameter os_user_domain_name=${OS_USER_DOMAIN_NAME} \
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--parameter enable_proxy=${ENABLE_PROXY} \
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--parameter ftp_proxy="${FTP_PROXY}" \
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--parameter http_proxy="${HTTP_PROXY}" \
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--parameter https_proxy="${HTTPS_PROXY}" \
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--parameter socks_proxy="${SOCKS_PROXY}" \
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--parameter no_proxy="${NO_PROXY}" \
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--parameter assign_floating_ip="${ASSIGN_FLOATING_IP}" \
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--template kubecluster.yaml \
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${STACK_NAME}
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)
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else
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echo "[INFO] Stack ${STACK_NAME} already exists"
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openstack stack show ${STACK_NAME}
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fi
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}
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# Configure kubectl.
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#
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# Assumed vars:
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# STACK_NAME
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function configure-kubectl() {
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export KUBE_MASTER_IP=$(nova show "${STACK_NAME}"-master | awk '$3=="network" {print $6}')
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export CONTEXT="openstack-${STACK_NAME}"
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export KUBE_BEARER_TOKEN="TokenKubelet"
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if [[ "${ENABLE_PROXY:-}" == "true" ]]; then
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echo 'export NO_PROXY=$NO_PROXY,'"${KUBE_MASTER_IP}" > /tmp/kube-proxy-env
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echo 'export no_proxy=$NO_PROXY,'"${KUBE_MASTER_IP}" >> /tmp/kube-proxy-env
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. /tmp/kube-proxy-env
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fi
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create-kubeconfig
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}
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# Delete a kubernetes cluster
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#
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# Assumed vars:
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# STACK_NAME
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function kube-down {
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source "${ROOT}/openrc-default.sh"
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openstack stack delete ${STACK_NAME}
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}
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# Perform preparations required to run e2e tests
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function prepare-e2e {
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echo "TODO: prepare-e2e" 1>&2
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}
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function test-build-release {
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echo "test-build-release() " 1>&2
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}
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# Must ensure that the following ENV vars are set
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function detect-master {
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source "${ROOT}/${KUBE_CONFIG_FILE:-"config-default.sh"}"
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source "${ROOT}/openrc-default.sh"
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export KUBE_MASTER_IP=$(nova show "${STACK_NAME}"-master | awk '$3=="network" {print $6}')
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echo "KUBE_MASTER_IP: ${KUBE_MASTER_IP}" 1>&2
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}
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