mirror of
https://github.com/kubernetes/node-problem-detector.git
synced 2026-02-14 09:59:56 +00:00
2a2bab3d28
We do not have to collect these often, so for now set the collection interval to 120s (even though the Stackdriver exporter is still set to export every 60s).
103 lines
2.8 KiB
Bash
Executable File
103 lines
2.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2019 The Kubernetes Authors.
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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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# This script is for installing node problem detector (NPD) on a running node
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# in metric-only mode, as a setup for NPD 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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readonly BIN_DIR=/home/kubernetes/bin
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readonly CONFIG_DIR=/home/kubernetes/node-problem-detector/config
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function print-help() {
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echo "Usage: e2e-install.sh [flags] [command]"
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echo
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echo "Available flags:"
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echo " -t [TARBALL] Specify the path of the NPD tarball (generated by 'make build-tar')."
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echo
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echo "Available commands:"
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echo " help Print this help message"
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echo " install Installs NPD to the this machine"
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echo
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echo "Examples:"
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echo " e2e-install.sh help"
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echo " e2e-install.sh -t /tmp/npd.tar.gz install"
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}
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function install-npd() {
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if [[ -z "${TARBALL}" ]]; then
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echo "ERROR: tarball flag is missing."
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exit 1
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fi
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readonly workdir=$(mktemp -d)
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tar -xf "${TARBALL}" --directory "${workdir}"
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echo "Preparing NPD binary directory."
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mkdir -p "${BIN_DIR}"
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mount --bind "${BIN_DIR}" "${BIN_DIR}"
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# Below remount is to work around COS's noexec mount on /home.
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mount -o remount,exec "${BIN_DIR}"
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echo "Stopping NPD"
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systemctl stop node-problem-detector.service || true
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echo "Installing NPD binary."
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cp "${workdir}"/bin/node-problem-detector "${BIN_DIR}"
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echo "Installing log-counter binary."
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cp "${workdir}"/bin/log-counter "${BIN_DIR}"
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echo "Installing NPD configurations."
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mkdir -p "${CONFIG_DIR}"
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cp -r "${workdir}"/config/* "${CONFIG_DIR}"
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echo "Installing NPD systemd service."
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cp "${workdir}"/config/systemd/node-problem-detector-metric-only.service /etc/systemd/system/node-problem-detector.service
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echo "Installing problem maker binary, used only for e2e testing."
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cp "${workdir}"/test/bin/problem-maker "${BIN_DIR}"
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rm -rf "${workdir}"
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# Start systemd service.
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echo "Starting NPD systemd service."
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systemctl daemon-reload
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systemctl start node-problem-detector.service
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}
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function main() {
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case ${1:-} in
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help) print-help;;
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install) install-npd;;
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*) print-help;;
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esac
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}
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TARBALL=""
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while getopts "t:" opt; do
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case ${opt} in
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t) TARBALL="${OPTARG}";;
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esac
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done
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shift "$((OPTIND-1))"
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main "${@}"
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