Create daily_restart.Jenkinsfile

A script that automatically triggers a daily restart of Jenkins due to performance issues (Jenkins is a Java application).
2026-02-14 09:59:51 +00:00 · 2019-06-29 14:52:33 +02:00
parent 0e3b782a51
commit 1aa8ebdea1
1 changed files with 83 additions and 0 deletions
--- a/scripts/daily_restart.Jenkinsfile
+++ b/scripts/daily_restart.Jenkinsfile
@@ -0,0 +1,83 @@
+#!/usr/bin/env groovy
+// Description: Daily restart of jenkins with declarative pipeline
+// A Declarative Pipeline is defined within a 'pipeline' block.
+pipeline {
+  agent { label 'master' } 
+  triggers {
+    // “At 05:00 on every day-of-week from Sunday through Friday.”
+    // Not triggered on Saturday as Jenkinsfile is launched instead (cleanup pipeline script of the same repo that finishes with a restart)
+    cron('0 3 * * 0-5')
+  }
+  stages {
+    stage('Start') {
+      steps {
+        sh 'ls'
+        sh 'date'
+        sh 'pgrep -d, java | xargs ps -eo pcpu,pmem,pid,lstart,cmd | sort -r | grep -v while | head -2'
+        sh 'uptime'
+      }
+    }
+    stage('Clone Repository') {
+      /* Let's make sure we have the repository cloned to our workspace */
+      steps { 
+        checkout scm
+        dir('cleanup-script') {
+          git credentialsId: 'Bitbucket_Access', url: "ssh://git@mybitbucketserver.com:999/cicd/cleanup-script.git"
+        }
+      }
+    }
+
+    stage('Restart Jenkins') {
+      steps {
+        sh '''
+        #!/bin/bash  
+        echo "===================================="
+        echo "Automated daily restart of Jenkins: "  
+        echo;
+        JENKINS_CLI=$JENKINS_HOME/war/WEB-INF/jenkins-cli.jar
+        if [ -e $JENKINS_HOME/war/WEB-INF/jenkins-cli.jar ]; then
+            JENKINS_CLI=$JENKINS_HOME/war/WEB-INF/jenkins-cli.jar
+        elif [ -e /usr/share/jenkins/war/WEB-INF/jenkins-cli.jar ]; then
+            JENKINS_CLI=/usr/share/jenkins/war/WEB-INF/jenkins-cli.jar
+        fi
+
+        #PREFIX is unique to each jenkins master server. It is obtained from the running process:
+        PREFIX=\$(ps -efj | egrep java | awk -F"--prefix=" '{ print $2 }' | cut -d" " -f1)
+        RESTART_TYPE=safe-restart
+	      AUTH="-auth @$JENKINS_HOME/.jenkins-cli"
+	      #AUTH="-i $JENKINS_HOME/.ssh/id_rsa"  
+	      if [ $PREFIX == "/jenkins" ]; then 
+          RESTART_TYPE=restart
+        else
+          RESTART_TYPE=safe-restart
+        fi
+        date;
+        if [ -e $JENKINS_CLI -a -e $JENKINS_HOME/.jenkins-cli ]; then
+          echo "Restarting jenkins with jenkins-cli $RESTART_TYPE";
+          java -jar $JENKINS_CLI -s "http://localhost:8080$PREFIX/" $AUTH $RESTART_TYPE ; 
+        else 
+          ls -l $JENKINS_CLI;
+          ls -l $JENKINS_HOME/.jenkins-cli;
+          echo "jenkins-cli.jar or .jenkins-cli not found";
+        fi
+        date;
+        '''
+      }
+    }
+
+    stage('End') {
+      steps {
+        sh 'date'
+        sh 'pgrep -d, java | xargs ps -eo pcpu,pmem,pid,lstart,cmd | sort -r | grep -v while | head -2'
+        sh 'uptime'
+      }
+    }
+
+  }
+}
+
+
+
+
+
+