mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-11-03 23:40:03 +00:00
8b1bd66479
This fixes #28482. declare AZKUBE_ variables as global to workaround lack of bash support for exporting array variables
289 lines
10 KiB
Bash
289 lines
10 KiB
Bash
#!/usr/bin/env bash
|
|
|
|
# Copyright 2014 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.
|
|
|
|
# A library of helper functions and constant for the local config.
|
|
|
|
# Use the config file specified in $KUBE_CONFIG_FILE, or default to
|
|
# config-default.sh.
|
|
|
|
set -e
|
|
|
|
SOURCE="${BASH_SOURCE[0]}"
|
|
while [ -h "$SOURCE" ]; do
|
|
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
|
|
SOURCE="$(readlink "$SOURCE")"
|
|
[[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE"
|
|
done
|
|
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
|
|
|
|
KUBE_ROOT="${DIR}/../.."
|
|
KUBE_CONFIG_FILE="${KUBE_CONFIG_FILE:-"${DIR}/config-default.sh"}"
|
|
source "${KUBE_CONFIG_FILE}"
|
|
source "${KUBE_ROOT}/cluster/common.sh"
|
|
|
|
AZKUBE_VERSION="v0.0.5"
|
|
REGISTER_MASTER_KUBELET="true"
|
|
|
|
function verify-prereqs() {
|
|
required_binaries=("docker" "jq")
|
|
|
|
for rb in "${required_binaries[@]}"; do
|
|
if ! which "$rb" > /dev/null 2>&1; then
|
|
echo "Couldn't find ${rb} in PATH"
|
|
exit 1
|
|
fi
|
|
done
|
|
|
|
if ! "${KUBE_ROOT}/cluster/kubectl.sh" >/dev/null 2>&1 ; then
|
|
echo "kubectl is unavailable. Ensure ${KUBE_ROOT}/cluster/kubectl.sh runs with a successful exit."
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
function azure-ensure-config() {
|
|
if [[ -z "${AZURE_SUBSCRIPTION_ID:-}" ]]; then
|
|
echo "AZURE_SUBSCRIPTION_ID must be set"
|
|
exit 1
|
|
fi
|
|
|
|
export AZURE_OUTPUT_RELDIR="_deployments/${AZURE_DEPLOY_ID}"
|
|
export AZURE_OUTPUT_DIR="${DIR}/${AZURE_OUTPUT_RELDIR}"
|
|
mkdir -p "${AZURE_OUTPUT_DIR}"
|
|
|
|
case "${AZURE_AUTH_METHOD:-}" in
|
|
"client_secret")
|
|
if [[ -z "${AZURE_CLIENT_ID}" ]]; then
|
|
echo "AZURE_CLIENT_ID must be set"
|
|
exit 1
|
|
fi
|
|
if [[ -z "${AZURE_CLIENT_SECRET}" ]]; then
|
|
echo "AZURE_CLIENT_SECRET must be set"
|
|
exit 1
|
|
fi
|
|
;;
|
|
"")
|
|
echo "AZURE_AUTH_METHOD not set, assuming \"device\"."
|
|
;;
|
|
"device" | "")
|
|
echo "This will be interactive. (export AZURE_AUTH_METHOD=client_secret to avoid the prompt)"
|
|
export AZURE_AUTH_METHOD="device"
|
|
;;
|
|
*)
|
|
echo "AZURE_AUTH_METHOD is an unsupported value: \"${AZURE_AUTH_METHOD}\""
|
|
exit 1
|
|
;;
|
|
esac
|
|
}
|
|
|
|
function repo-contains-image() {
|
|
registry="$1"
|
|
repo="$2"
|
|
image="$3"
|
|
version="$4"
|
|
|
|
prefix="${registry}"
|
|
if [[ "${prefix}" == "docker.io" ]]; then
|
|
prefix="registry.hub.docker.com/v2/repositories"
|
|
tags_json=$(curl "https://registry.hub.docker.com/v2/repositories/${repo}/${image}/tags/${version}/" 2>/dev/null)
|
|
tags_found="$(echo "${tags_json}" | jq ".v2?")"
|
|
elif [[ "${prefix}" == "gcr.io" ]]; then
|
|
tags_json=$(curl "https://gcr.io/v2/${repo}/${image}/tags/list" 2>/dev/null)
|
|
tags_found="$(echo "${tags_json}" | jq ".tags | indices([\"${version}\"]) | any")"
|
|
fi
|
|
|
|
|
|
if [[ "${tags_found}" == "true" ]]; then
|
|
return 0
|
|
fi
|
|
|
|
return 1
|
|
}
|
|
|
|
function ensure-hyperkube() {
|
|
hyperkube="hyperkube-amd64"
|
|
official_image_tag="gcr.io/google_containers/${hyperkube}:${KUBE_GIT_VERSION}"
|
|
|
|
if repo-contains-image "gcr.io" "google_containers" "${hyperkube}" "${KUBE_GIT_VERSION}" ; then
|
|
echo "${hyperkube}:${KUBE_GIT_VERSION} was found in the gcr.io/google_containers repository"
|
|
export AZURE_HYPERKUBE_SPEC="${official_image_tag}"
|
|
return 0
|
|
fi
|
|
|
|
echo "${hyperkube}:${KUBE_GIT_VERSION} was not found in the gcr.io/google_containers repository"
|
|
if [[ -z "${AZURE_DOCKER_REGISTRY:-}" || -z "${AZURE_DOCKER_REPO:-}" ]]; then
|
|
echo "AZURE_DOCKER_REGISTRY and AZURE_DOCKER_REPO must be set in order to push ${hyperkube}:${KUBE_GIT_VERSION}"
|
|
return 1
|
|
fi
|
|
|
|
# check if it is already in the user owned docker hub
|
|
local user_image_tag="${AZURE_DOCKER_REGISTRY}/${AZURE_DOCKER_REPO}/${hyperkube}:${KUBE_GIT_VERSION}"
|
|
if repo-contains-image "${AZURE_DOCKER_REGISTRY}" "${AZURE_DOCKER_REPO}" "${hyperkube}" "${KUBE_GIT_VERSION}" ; then
|
|
echo "${image}:${version} was found in ${repo} (success)"
|
|
export AZURE_HYPERKUBE_SPEC="${user_image_tag}"
|
|
return 0
|
|
fi
|
|
|
|
# should these steps tell them to just immediately tag it with the final user-specified repo?
|
|
# for now just stick with the assumption that `make release` will eventually tag a hyperkube image on gcr.io
|
|
# and then the existing code can re-tag that for the user's repo and then push
|
|
if ! docker inspect "${user_image_tag}" ; then
|
|
if ! docker inspect "${official_image_tag}" ; then
|
|
REGISTRY="gcr.io/google_containers" \
|
|
VERSION="${KUBE_GIT_VERSION}" \
|
|
make -C "${KUBE_ROOT}/cluster/images/hyperkube" build
|
|
fi
|
|
|
|
docker tag "${official_image_tag}" "${user_image_tag}"
|
|
fi
|
|
|
|
docker push "${user_image_tag}"
|
|
|
|
echo "${image}:${version} was pushed to ${repo}"
|
|
export AZURE_HYPERKUBE_SPEC="${user_image_tag}"
|
|
}
|
|
|
|
function deploy-kube-system() {
|
|
kubectl create -f - <<EOF
|
|
apiVersion: v1
|
|
kind: Namespace
|
|
metadata:
|
|
name: kube-system
|
|
EOF
|
|
}
|
|
|
|
function get-common-params() {
|
|
declare -ag AZKUBE_AUTH_PARAMS
|
|
declare -ag AZKUBE_DOCKER_PARAMS
|
|
declare -ag AZKUBE_RESOURCE_GROUP_PARAM
|
|
|
|
case "${AZURE_AUTH_METHOD}" in
|
|
"client_secret")
|
|
AZKUBE_AUTH_PARAMS+=("--client-id=${AZURE_CLIENT_ID}" "--client-secret=${AZURE_CLIENT_SECRET}")
|
|
;;
|
|
"device")
|
|
AZKUBE_AUTH_PARAMS=()
|
|
;;
|
|
esac
|
|
|
|
|
|
if [[ ! -z "${AZURE_HTTPS_PROXY:-}" ]]; then
|
|
AZKUBE_DOCKER_PARAMS+=("--net=host" "--env=https_proxy=${AZURE_HTTPS_PROXY}")
|
|
fi
|
|
|
|
if [[ ! -z "${AZURE_RESOURCE_GROUP:-}" ]]; then
|
|
echo "Forcing use of resource group ${AZURE_RESOURCE_GROUP}"
|
|
AZKUBE_RESOURCE_GROUP_PARAM+=("--resource-group=${AZURE_RESOURCE_GROUP}")
|
|
fi
|
|
}
|
|
|
|
function azure-deploy(){
|
|
get-common-params
|
|
|
|
docker run -it \
|
|
--user "$(id -u)" \
|
|
"${AZKUBE_DOCKER_PARAMS[@]:+${AZKUBE_DOCKER_PARAMS[@]}}" \
|
|
-v "$HOME/.azkube:/.azkube" -v "/tmp:/tmp" \
|
|
-v "${AZURE_OUTPUT_DIR}:/opt/azkube/${AZURE_OUTPUT_RELDIR}" \
|
|
"colemickens/azkube:${AZKUBE_VERSION}" /opt/azkube/azkube deploy \
|
|
--kubernetes-hyperkube-spec="${AZURE_HYPERKUBE_SPEC}" \
|
|
--deployment-name="${AZURE_DEPLOY_ID}" \
|
|
--location="${AZURE_LOCATION}" \
|
|
"${AZKUBE_RESOURCE_GROUP_PARAM[@]:+${AZKUBE_RESOURCE_GROUP_PARAM[@]}}" \
|
|
--subscription-id="${AZURE_SUBSCRIPTION_ID}" \
|
|
--auth-method="${AZURE_AUTH_METHOD}" "${AZKUBE_AUTH_PARAMS[@]:+${AZKUBE_AUTH_PARAMS[@]}}" \
|
|
--master-size="${AZURE_MASTER_SIZE}" \
|
|
--node-size="${AZURE_NODE_SIZE}" \
|
|
--node-count="${NUM_NODES}" \
|
|
--username="${AZURE_USERNAME}" \
|
|
--output-directory="/opt/azkube/${AZURE_OUTPUT_RELDIR}" \
|
|
--no-cloud-provider \
|
|
"${AZURE_AZKUBE_ARGS[@]:+${AZURE_AZKUBE_ARGS[@]}}"
|
|
}
|
|
|
|
function kube-up {
|
|
date_start="$(date)"
|
|
startdate="$(date +%s)"
|
|
echo "++> AZURE KUBE-UP STARTED: $(date)"
|
|
|
|
verify-prereqs
|
|
azure-ensure-config
|
|
|
|
if [[ -z "${AZURE_HYPERKUBE_SPEC:-}" ]]; then
|
|
find-release-version
|
|
export KUBE_GIT_VERSION="${KUBE_GIT_VERSION//+/-}"
|
|
|
|
# this will export AZURE_HYPERKUBE_SPEC based on whether an official image was found
|
|
# or if it was uploaded to the user specified docker repository.
|
|
if ! ensure-hyperkube; then
|
|
echo "Failed to ensure hyperkube was available. Exitting."
|
|
return 1
|
|
fi
|
|
else
|
|
echo "Using user specified AZURE_HYPERKUBE_SPEC: ${AZURE_HYPERKUBE_SPEC}"
|
|
echo "Note: The existence of this is not verified! (It might only be pullable from your DC)"
|
|
fi
|
|
|
|
azure-deploy
|
|
|
|
kubectl config set-cluster "${AZURE_DEPLOY_ID}" --server="https://${AZURE_DEPLOY_ID}.${AZURE_LOCATION}.cloudapp.azure.com:6443" --certificate-authority="${AZURE_OUTPUT_DIR}/ca.crt" --api-version="v1"
|
|
kubectl config set-credentials "${AZURE_DEPLOY_ID}_user" --client-certificate="${AZURE_OUTPUT_DIR}/client.crt" --client-key="${AZURE_OUTPUT_DIR}/client.key"
|
|
kubectl config set-context "${AZURE_DEPLOY_ID}" --cluster="${AZURE_DEPLOY_ID}" --user="${AZURE_DEPLOY_ID}_user"
|
|
kubectl config use-context "${AZURE_DEPLOY_ID}"
|
|
|
|
deploy-kube-system
|
|
|
|
enddate="$(date +%s)"
|
|
duration="$(( (startdate - enddate) ))"
|
|
|
|
echo "++> AZURE KUBE-UP FINISHED: $(date) (duration: ${duration} seconds)"
|
|
}
|
|
|
|
function kube-down {
|
|
verify-prereqs
|
|
|
|
# required
|
|
if [[ -z "${AZURE_SUBSCRIPTION_ID:-}" ]]; then
|
|
echo "AZURE_SUBSCRIPTION_ID must be set"
|
|
exit 1
|
|
fi
|
|
if [[ -z "${AZURE_DEPLOY_ID:-}" ]]; then
|
|
echo "AZURE_DEPLOY_ID must be set. This selects the deployment (and resource group) to delete."
|
|
return -1
|
|
fi
|
|
|
|
#optional
|
|
declare -a destroy_params
|
|
declare -a docker_params
|
|
if [[ ${AZURE_DOWN_SKIP_CONFIRM:-} == "true" ]]; then
|
|
destroy_params+=("--skip-confirm")
|
|
fi
|
|
if [[ ! -z "${AZURE_HTTPS_PROXY:-}" ]]; then
|
|
docker_params+=("--net=host" "--env=https_proxy=${AZURE_HTTPS_PROXY}")
|
|
fi
|
|
|
|
docker run -it \
|
|
--user "$(id -u)" \
|
|
-v "$HOME/.azkube:/.azkube" -v "/tmp:/tmp" \
|
|
"${AZKUBE_DOCKER_PARAMS[@]:+${AZKUBE_DOCKER_PARAMS[@]}}" \
|
|
"colemickens/azkube:${AZKUBE_VERSION}" /opt/azkube/azkube destroy \
|
|
--deployment-name="${AZURE_DEPLOY_ID}" \
|
|
--subscription-id="${AZURE_SUBSCRIPTION_ID}" \
|
|
--auth-method="${AZURE_AUTH_METHOD}" "${AZKUBE_AUTH_PARAMS[@]:+${AZKUBE_AUTH_PARAMS[@]}}" \
|
|
"${destroy_params[@]:+${destroy_params[@]}}" \
|
|
"${AZURE_AZKUBE_ARGS[@]:+${AZURE_AZKUBE_ARGS[@]}}"
|
|
}
|
|
|