mirror of https://github.com/k3s-io/k3s
83 lines
2.6 KiB
Bash
Executable File
83 lines
2.6 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2015 Google Inc. 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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# e2e-status checks that the status of a cluster is acceptable for running
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# e2e tests.
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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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: ${KUBE_VERSION_ROOT:=${KUBE_ROOT}}
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: ${KUBECTL:="${KUBE_VERSION_ROOT}/cluster/kubectl.sh"}
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: ${KUBE_CONFIG_FILE:="config-test.sh"}
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export KUBECTL KUBE_CONFIG_FILE
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source "${KUBE_ROOT}/cluster/kube-env.sh"
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source "${KUBE_VERSION_ROOT}/cluster/${KUBERNETES_PROVIDER}/util.sh"
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prepare-e2e
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${KUBECTL} version
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# Before running tests, ensure that all pods are 'Running'. Tests can timeout
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# and fail because the test pods don't run in time. The problem is that the pods
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# that a cluster runs on startup take too long to start running, with sequential
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# Docker pulls of large images being the culprit. These startup pods block the
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# test pods from running.
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# Settings:
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# timeout is in seconds; 1200 = 20 minutes.
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timeout=1200
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# pause is how many seconds to sleep between pod get calls.
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pause=5
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# min_pods is the minimum number of pods we require.
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min_pods=1
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# Check pod statuses.
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deadline=$(($(date '+%s')+${timeout}))
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echo "Waiting at most ${timeout} seconds for all pods to be 'Running'" >&2
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all_running=0
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until [[ ${all_running} == 1 ]]; do
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if [[ "$(date '+%s')" -ge "${deadline}" ]]; then
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echo "All pods never 'Running' in time." >&2
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exit 1
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fi
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statuses=($(${KUBECTL} get pods --template='{{range.items}}{{.currentState.status}} {{end}}'))
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# Ensure that we have enough pods.
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echo "Found ${#statuses[@]} pods with statuses: ${statuses[@]}" >&2
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if [[ ${#statuses[@]} -lt ${min_pods} ]]; then
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continue
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fi
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# Then, ensure all pods found are 'Running'.
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found_running=1
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for status in "${statuses[@]}"; do
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if [[ "${status}" != "Running" ]]; then
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# If we find a pod that isn't 'Running', sleep here to avoid delaying
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# other code paths (where all pods are 'Running').
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found_running=0
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sleep ${pause}
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break
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fi
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done
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all_running=${found_running}
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done
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echo "All pods are 'Running'" >&2
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