k3s/hack/e2e-suite/update.sh

88 lines
2.6 KiB
Bash
Executable File

#!/bin/bash
# Copyright 2014 Google Inc. All rights reserved.
#
# 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.
# Launches an nginx container and verifies it can be reached. Assumes that
# we're being called by hack/e2e-test.sh (we use some env vars it sets up).
set -o errexit
set -o nounset
set -o pipefail
set -x
source "${KUBE_REPO_ROOT}/cluster/kube-env.sh"
source "${KUBE_REPO_ROOT}/cluster/$KUBERNETES_PROVIDER/util.sh"
CONTROLLER_NAME=update-demo
function validate() {
NUM_REPLICAS=$1
CONTAINER_IMAGE_VERSION=$2
POD_ID_LIST=$($KUBECFG '-template={{range.Items}}{{.ID}} {{end}}' -l replicationController=${CONTROLLER_NAME} list pods)
# Container turn up on a clean cluster can take a while for the docker image pull.
ALL_RUNNING=0
while [ $ALL_RUNNING -ne 1 ]; do
echo "Waiting for all containers in pod to come up."
sleep 5
ALL_RUNNING=1
for id in $POD_ID_LIST; do
TEMPLATE_STRING="{{and ((index .CurrentState.Info \"${CONTROLLER_NAME}\").State.Running) .CurrentState.Info.net.State.Running}}"
CURRENT_STATUS=$($KUBECFG -template "${TEMPLATE_STRING}" get pods/$id)
if [ "$CURRENT_STATUS" != "true" ]; then
ALL_RUNNING=0
else
CURRENT_IMAGE=$($KUBECFG -template "{{(index .CurrentState.Info \"${CONTROLLER_NAME}\").Config.Image}}" get pods/$id)
if [ "$CURRENT_IMAGE" != "${DOCKER_HUB_USER}/update-demo:${CONTAINER_IMAGE_VERSION}" ]; then
ALL_RUNNING=0
fi
fi
done
done
ids=($POD_ID_LIST)
if [ ${#ids[@]} -ne $NUM_REPLICAS ]; then
echo "Unexpected number of pods: ${#ids[@]}. Expected $NUM_REPLICAS"
exit 1
fi
}
export DOCKER_HUB_USER=jbeda
# Launch a container
${KUBE_REPO_ROOT}/examples/update-demo/2-create-replication-controller.sh
function teardown() {
echo "Cleaning up test artifacts"
${KUBE_REPO_ROOT}/examples/update-demo/5-down.sh
}
trap "teardown" EXIT
validate 2 nautilus
${KUBE_REPO_ROOT}/examples/update-demo/3-scale.sh 1
sleep 2
validate 1 nautilus
${KUBE_REPO_ROOT}/examples/update-demo/3-scale.sh 2
sleep 2
validate 2 nautilus
${KUBE_REPO_ROOT}/examples/update-demo/4-rolling-update.sh kitten 1s
sleep 2
validate 2 kitten
exit 0