110 lines
3.9 KiB
Bash
Executable File
110 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
|
|
# Copyright 2022 The Karmada 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.
|
|
|
|
|
|
set -o errexit
|
|
set -o nounset
|
|
|
|
REPO_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
|
|
source "${REPO_ROOT}"/hack/util.sh
|
|
function usage() {
|
|
echo "This script will deploy karmada-metrics-adapter on host cluster"
|
|
echo "Usage: hack/deploy-metrics-adapter.sh <HOST_CLUSTER_KUBECONFIG> <HOST_CONTEXT_NAME> <KARMADA_APISERVER_KUBECONFIG> <KARMADA_APISERVER_CONTEXT_NAME>"
|
|
echo "Example: hack/deploy-metrics-adapter.sh ~/.kube/karmada.config karmada-host ~/.kube/karmada.config karmada-apiserver"
|
|
}
|
|
|
|
if [[ $# -ne 4 ]]; then
|
|
usage
|
|
exit 1
|
|
fi
|
|
|
|
# check kube config file existence
|
|
if [[ ! -f "${1}" ]]; then
|
|
echo -e "ERROR: failed to get kubernetes config file: '${1}', not existed.\n"
|
|
usage
|
|
exit 1
|
|
fi
|
|
HOST_CLUSTER_KUBECONFIG=$1
|
|
|
|
# check context existence
|
|
if ! kubectl config get-contexts "${2}" --kubeconfig="${HOST_CLUSTER_KUBECONFIG}" > /dev/null 2>&1;
|
|
then
|
|
echo -e "ERROR: failed to get context: '${2}' not in ${HOST_CLUSTER_KUBECONFIG}. \n"
|
|
usage
|
|
exit 1
|
|
fi
|
|
HOST_CONTEXT_NAME=$2
|
|
|
|
# check kube config file existence
|
|
if [[ ! -f "${3}" ]]; then
|
|
echo -e "ERROR: failed to get kubernetes config file: '${3}', not existed.\n"
|
|
usage
|
|
exit 1
|
|
fi
|
|
KARMADA_APISERVER_KUBECONFIG=$3
|
|
|
|
# check context existence
|
|
if ! kubectl config get-contexts "${4}" --kubeconfig="${KARMADA_APISERVER_KUBECONFIG}" > /dev/null 2>&1;
|
|
then
|
|
echo -e "ERROR: failed to get context: '${4}' not in ${KARMADA_APISERVER_KUBECONFIG}. \n"
|
|
usage
|
|
exit 1
|
|
fi
|
|
KARMADA_APISERVER_CONTEXT_NAME=$4
|
|
|
|
# install metrics adapter to host cluster
|
|
if [ -n "${KUBECONFIG+x}" ];then
|
|
CURR_KUBECONFIG=$KUBECONFIG # backup current kubeconfig
|
|
fi
|
|
|
|
export KUBECONFIG=$HOST_CLUSTER_KUBECONFIG
|
|
echo "using kubeconfig: "$KUBECONFIG
|
|
|
|
# deploy karmada-metrics-adapter
|
|
kubectl --context="${HOST_CONTEXT_NAME}" apply -f "${REPO_ROOT}/artifacts/deploy/karmada-metrics-adapter.yaml"
|
|
|
|
# make sure that karmada-metrics-adapter is ready
|
|
util::wait_pod_ready "${HOST_CONTEXT_NAME}" "${KARMADA_METRICS_ADAPTER_LABEL}" "${KARMADA_SYSTEM_NAMESPACE}"
|
|
|
|
export KUBECONFIG=$KARMADA_APISERVER_KUBECONFIG
|
|
|
|
# get karmada CA from configmap cluster-info, which generated in karmada-apiserver context when installing karmada.
|
|
karmada_ca=$(kubectl --context="${KARMADA_APISERVER_CONTEXT_NAME}" get cm cluster-info -n kube-public -o jsonpath='{.data.kubeconfig}' | grep 'certificate-authority-data' | awk -F ': ' '{print $2}')
|
|
|
|
# render the caBundle in apiservice with root ca, then karmada-apiserver can use caBundle to verify karmada-metrics-adapter's server-cert
|
|
TEMP_PATH_APISERVICE=$(mktemp -d)
|
|
trap '{ rm -rf ${TEMP_PATH_APISERVICE}; }' EXIT
|
|
cp -rf "${REPO_ROOT}"/artifacts/deploy/karmada-metrics-adapter-apiservice.yaml "${TEMP_PATH_APISERVICE}"/karmada-metrics-adapter-apiservice.yaml
|
|
sed -i'' -e "s/{{caBundle}}/${karmada_ca}/g" "${TEMP_PATH_APISERVICE}"/karmada-metrics-adapter-apiservice.yaml
|
|
|
|
# deploy karmada-metrics-adapter-apiservice
|
|
kubectl --context="${KARMADA_APISERVER_CONTEXT_NAME}" apply -f "${TEMP_PATH_APISERVICE}"/karmada-metrics-adapter-apiservice.yaml
|
|
|
|
# make sure that karmada-metrics-adapter-apiservice is ready
|
|
util::wait_apiservice_ready "${KARMADA_APISERVER_CONTEXT_NAME}" "${KARMADA_METRICS_ADAPTER_LABEL}"
|
|
|
|
# recover the kubeconfig before installing metrics adapter if necessary
|
|
if [ -n "${CURR_KUBECONFIG+x}" ];then
|
|
export KUBECONFIG="${CURR_KUBECONFIG}"
|
|
else
|
|
unset KUBECONFIG
|
|
fi
|
|
|
|
function print_success() {
|
|
echo "Karmada metrics adapter is deployed successfully."
|
|
}
|
|
|
|
print_success
|