mirror of https://github.com/k3s-io/k3s
128 lines
4.0 KiB
Bash
Executable File
128 lines
4.0 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014 The Kubernetes Authors All rights reserved.
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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=${KUBE_NEW_API_VERSION:-"v1"}
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ETCD_HOST=${ETCD_HOST:-127.0.0.1}
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ETCD_PORT=${ETCD_PORT:-4001}
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API_PORT=${API_PORT:-8080}
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API_HOST=${API_HOST:-127.0.0.1}
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KUBELET_PORT=${KUBELET_PORT:-10250}
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KUBE_API_VERSIONS=""
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RUNTIME_CONFIG=""
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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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kube::log::status "Starting kube-apiserver with KUBE_API_VERSIONS: ${KUBE_API_VERSIONS} and runtime-config: ${RUNTIME_CONFIG}"
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KUBE_API_VERSIONS="${KUBE_API_VERSIONS}" \
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"${KUBE_OUTPUT_HOSTBIN}/kube-apiserver" \
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--address="127.0.0.1" \
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--public-address-override="127.0.0.1" \
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--port="${API_PORT}" \
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--etcd-servers="http://${ETCD_HOST}:${ETCD_PORT}" \
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--public-address-override="127.0.0.1" \
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--kubelet-port=${KUBELET_PORT} \
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--runtime-config="${RUNTIME_CONFIG}" \
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--cert-dir="${TMPDIR:-/tmp/}" \
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--service-cluster-ip-range="10.0.0.0/24" 1>&2 &
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APISERVER_PID=$!
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kube::util::wait_for_url "http://127.0.0.1:${API_PORT}/healthz" "apiserver: "
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}
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function killApiServer() {
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kube::log::status "Killing api server"
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[[ -n ${APISERVER_PID-} ]] && kill ${APISERVER_PID} 1>&2 2>/dev/null
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unset APISERVER_PID
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}
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function cleanup() {
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killApiServer
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kube::etcd::cleanup
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kube::log::status "Clean up complete"
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}
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trap cleanup EXIT SIGINT
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kube::etcd::start
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kube::log::status "Running test for update etcd object scenario"
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"${KUBE_ROOT}/hack/build-go.sh"
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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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#######################################################
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KUBE_API_VERSIONS="${KUBE_OLD_API_VERSION},${KUBE_NEW_API_VERSION}"
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RUNTIME_CONFIG="api/all=false,api/${KUBE_OLD_API_VERSION}=true,api/${KUBE_NEW_API_VERSION}=true"
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startApiServer
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# Create a pod
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kube::log::status "Creating a pod"
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${KUBECTL} create -f docs/user-guide/pod.yaml
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killApiServer
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#######################################################
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# Step 2: Start a server which supports both the old and new api versions,
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# but KUBE_NEW_API_VERSION is the latest (storage) version.
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#######################################################
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KUBE_API_VERSIONS="${KUBE_NEW_API_VERSION},${KUBE_OLD_API_VERSION}"
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RUNTIME_CONFIG="api/all=false,api/${KUBE_OLD_API_VERSION}=true,api/${KUBE_NEW_API_VERSION}=true"
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startApiServer
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# Update etcd objects, so that will now be stored in the new api version.
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${UPDATE_ETCD_OBJECTS_SCRIPT}
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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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#######################################################
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KUBE_API_VERSIONS="${KUBE_NEW_API_VERSION}"
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RUNTIME_CONFIG="api/all=false,api/${KUBE_NEW_API_VERSION}=true"
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startApiServer
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# Verify that the server is able to read the object.
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# This will fail if the object is in a version that is not understood by the
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# master.
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${KUBECTL} get pods
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