59 lines
2.1 KiB
Plaintext
59 lines
2.1 KiB
Plaintext
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#!/bin/sh
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# This script do the following :
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# Use jenkins-cli.jar
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# Verify if an update is available for any Jenkins plugins.
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# Update the plugins.
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# Restart Jenkins.
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#
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# How-to use it ?
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# Run it with `jenkins_update_plugins
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JENKINS_HOME="/var/lib/jenkins"
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JENKINS_CLI_JAR="${JENKINS_HOME}/war/WEB-INF/jenkins-cli.jar"
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JENKINS_AUTH_FILE="/root/.jenkins.auth"
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JENKINS_PLUGIN_LIST_FILE="${JENKINS_HOME}/updates/.plugin_list.$(date +%Y%m%d)"
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if [ ! -f "${JENKINS_CLI_JAR}" ]; then
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printf '%b\n' "Jenkins-cli (${JENKINS_CLI_JAR}) does not seem to be available."
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exit 1
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fi
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if [ ! -f "${JENKINS_AUTH_FILE}" ]; then
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printf '%b\n' "Jenkins authentication file (${JENKINS_AUTH_FILE}) does not seem to be available."
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exit 1
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fi
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if [ -f "${JENKINS_PLUGIN_LIST_FILE}" ]; then
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rm -f -- "${JENKINS_PLUGIN_LIST_FILE}"
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fi
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# Move to the directory where authentication file is stored
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cd "$(dirname ${JENKINS_AUTH_FILE})" || exit
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# Verify if updates are available for plugins
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if java -jar "${JENKINS_CLI_JAR}" -s http://127.0.0.1:8080 -auth @.jenkins.auth list-plugins | grep -i -q -- "(.*)$"
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then
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# Store the list of plugins to upgrade in a file, one by line
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java -jar "${JENKINS_CLI_JAR}" -s http://127.0.0.1:8080 -auth @.jenkins.auth list-plugins | grep -i -- "(.*)$" | cut -d" " -f1 > "${JENKINS_PLUGIN_LIST_FILE}"
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# Upgrade plugins one by one
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while IFS= read -r plugin; do
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#printf '%b\n' "Upgrading : ${plugin}"
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java -jar "${JENKINS_CLI_JAR}" -s http://127.0.0.1:8080 -auth @.jenkins.auth install-plugin "${plugin}" > /dev/null &
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# Wait for the end of the upgrade
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while ps axg | grep -vw grep | grep -w "install-plugin ${plugin}" > /dev/null; do sleep 1; done
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# With pgrep, it still runs 4~5 java commands at the same time
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#while pgrep -f "install-plugin ${plugin}" > /dev/null; do sleep 1; done
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done < "${JENKINS_PLUGIN_LIST_FILE}"
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# Restart Jenkins
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java -jar "${JENKINS_CLI_JAR}" -s http://127.0.0.1:8080 -auth @.jenkins.auth restart
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#else
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#printf '%b\n' "Nothing to do."
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fi
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cd - > /dev/null || exit
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# Purge "log" files older than 30 days
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find "${JENKINS_HOME}/updates" -iname ".plugin_list*" -mtime +30 -delete
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exit 0
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