k3s/hack/e2e-suite/basic.sh

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#!/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 a 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
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
source "${KUBE_ROOT}/cluster/kube-env.sh"
source "${KUBE_ROOT}/cluster/$KUBERNETES_PROVIDER/util.sh"
# Launch some pods.
num_pods=2
$KUBECFG -p 8080:9376 run kubernetes/serve_hostname ${num_pods} my-hostname
function teardown() {
echo "Cleaning up test artifacts"
$KUBECFG stop my-hostname
$KUBECFG rm my-hostname
}
trap "teardown" EXIT
pod_id_list=$($KUBECFG '-template={{range.items}}{{.id}} {{end}}' -l replicationController=my-hostname list pods)
# Pod turn up on a clean cluster can take a while for the docker image pull.
all_running=0
for i in $(seq 1 24); do
echo "Waiting for pods to come up."
sleep 5
all_running=1
for id in $pod_id_list; do
current_status=$($KUBECFG -template '{{.currentState.status}}' get pods/$id) || true
if [[ "$current_status" != "Running" ]]; then
all_running=0
break
fi
done
if [[ "${all_running}" == 1 ]]; then
break
fi
done
if [[ "${all_running}" == 0 ]]; then
echo "Pods did not come up in time"
exit 1
fi
# Get minion IP addresses
detect-minions
# let images stabilize
echo "Letting images stabilize"
sleep 5
# Verify that something is listening.
for id in ${pod_id_list}; do
ip=$($KUBECFG -template '{{.currentState.hostIP}}' get pods/$id)
echo "Trying to reach server that should be running at ${ip}:8080..."
ok=0
for i in $(seq 1 5); do
curl --connect-timeout 1 "http://${ip}:8080" >/dev/null 2>&1 && ok=1 && break
sleep 2
done
done
exit 0