DSL

jenkins dsl source code
jenkins plugin documentation

installation on debian

wget -q -O - https://pkg.jenkins.io/debian/jenkins-ci.org.key | sudo apt-key add -
echo deb https://pkg.jenkins.io/debian-stable binary/ | sudo tee /etc/apt/sources.list.d/jenkins.list
sudo apt-get update
sudo apt-get install jenkins
sudo systemctl start jenkins
sudo systemctl status jenkins

master-slave

manual clean up

rm -rf .jenkins/caches/* rm -rf .jenkins/workspace/*

manual start

java -jar jenkins.war --httpPort=8080 --useJmx 
~/.jenkins/secrets/

how to know version

(/var/lib/jenkins) (/opt/webconf/var/lib/jenkins) config.xml 1.599

restart jenkins

{jenkins-url}/safeRestart
{jenkins-url}/restart
java -jar /var/cache/jenkins/war/WEB-INF/jenkins-cli.jar -s {jenkins-url} safe-restart

stop jenkins

{jenkins-url}/exit

Script how to find all accessible methods

Script Console ( Manage Jenkins )

Thread.getAllStackTraces().keySet().each() {
  t -> if (t.getName()=="YOUR THREAD NAME" ) {   t.interrupt();  }
}
Jenkins.instance.getItemByFullName("Brand Server/develop").getBuildByNumber(614).finish(hudson.model.Result.ABORTED, new java.io.IOException("Aborting build"));
Jenkins.instance.getItemByFullName("Brand Server/develop").getBuildByNumber(614).doKill();

jenkins simple pipeline

node {
 	stage("Step #1") {
		echo "first bite"
	}

	stage("Step #2") {
		sh "ansible --version"
	}
}

jenkins read http write file from http to scp

stage("Step #3") {
		final String url="https://api.ipify.org"
		final String urlResponse = sh(script: "curl -s $url", returnStdout: true).trim()
		final String outputFile = "/var/jenkins_home/my-ip-address.txt"
		writeFile file: outputFile, text: urlResponse

	withCredentials([usernamePassword(credentialsId: '222-333-444', passwordVariable: 'MY_SSH_PASS', usernameVariable: 'MY_SSH_USER')]) {
		final String host="localhost"
		final String outputFileName="my-host-ip"
		
		// final String command="sshpass -p " +MY_SSH_PASS+ " scp " +outputFile+ " " +MY_SSH_USER+ "@" +host+ ":~/" +outputFileName
		// final String command="sshpass -p $MY_SSH_PASS scp $outputFile $MY_SSH_USER@$host:~/$outputFileName"
		final String command="sshpass -p ${MY_SSH_PASS} scp ${outputFile} ${MY_SSH_USER}@${host}:~/${outputFileName}"
		sh(command)
		sh("rm $outputFile")
		}
      }```

### jenkins git timeout
```groovy
checkout([$class: 'GitSCM', branches: [[name: "*/$branch"]], doGenerateSubmoduleConfigurations: false, extensions: [[$class: 'GitLFSPull', timeout: 30], [$class: 'CloneOption', depth: 0, timeout: 30], [$class: 'CheckoutOption', timeout: 30]], submoduleCfg: [], userRemoteConfigs: [[credentialsId: 'a0e5424f-2ffb-', url: '$CC_GIT_CREDENTIAL']]])
    }

jenkins job DSL user input, build with parameters


	if (isGitBranch('OPM-integration-test')) {
            stage('candidate-git-label') {
                lastCommit = sh(returnStdout: true, script: "git log -n 1 --pretty=format:'%h'").trim()
                print(lastCommit)
                def newVersion = readVersion()
                print("this is new version: $newVersion")
            }
            stage('candidate-deploy') {
                mvn('org.apache.tomcat.maven:tomcat7-maven-plugin:2.2:redeploy -Dmaven.tomcat.url=http://host:9090/manager/text -Dtomcat.username=root -Dtomcat.password=root -DskipTests ')
            }
		}

--------------
def readVersion() {
  try {
    timeout(time: 20, unit: 'MINUTES') {
        def keep = input message: 'New version of application:',
                    parameters: [stringParam(defaultValue: "2018.06.00.00-SNAPSHOT", description: 'new application version', name: 'currentBuildVersion')]
        return keep
    }
  } catch(e) {
    return "2018.06.00.00-SNAPSHOT"
  }
}

jenkins job DSL frame for env.BRANCH_NAME<->build step

	needToExecuteStage('build', {
            mvn('-U clean package -Dmaven.javadoc.skip=true')
	})

        needToExecuteStage('deploy nexus', {
            mvn('-U deploy -Dmaven.javadoc.skip=true -Dbuild.number=${GIT_BRANCH}-#${BUILD_NUMBER}')
	})

        needToExecuteStage('sonar', {
            mvn('sonar:sonar -Psonar-test')
	})

        needToExecuteStage('integration tests', {
            mvn('install -DskipTests -DskipITs=false -Pintegration-tests,dev -Dheadless=1')
        })

        needToExecuteStage('git label', {
            def newVersion = readVersion()
            print(">-> deploy application with new version: $newVersion")
            sh( script: "git checkout $BRANCH_NAME ")
            def remoteUrl = sh(returnStdout: true, script: "git config --get remote.origin.url ")
            sh( script: "git remote set-url origin $remoteUrl ")
            sh(script: "echo $newVersion > opm-gui/src/main/webapp/META-INF/commit ")
            sh(script: "git rev-parse HEAD >> opm-gui/src/main/webapp/META-INF/commit ")
            sh( script: "git tag -a $newVersion -m 'deployment_jenkins_job' ")
            sshagent (credentials: ['git_jenkins']) {
                 sh("git push --tags $remoteUrl")
            }
            mvn ("versions:set -DnewVersion=$newVersion")
            mvn ("-N versions:update-child-modules")
            mvn ("clean install -DskipTests=true")
		})

        needToExecuteStage('deploy tomcat', {
            mvn('org.apache.tomcat.maven:tomcat7-maven-plugin:2.2:redeploy -Dmaven.tomcat.url=http://v337:9090/manager/text -Dtomcat.username=root -Dtomcat.password=root -DskipTests ')
        })

// -------------------------------------------
def executeStage(needToExecute, stageName, func){
    if(needToExecute){
        stage(stageName){
            func()
        }
    }
}

def needToExecuteStage(stageName, func){
    def decisionTable = [
             'release' : ["build": true,  "deploy nexus": true,  "sonar": false, "integration tests": true,  "git label": true,  "deploy tomcat": false]
            ,'develop' : ["build": true,  "deploy nexus": true,  "sonar": true,  "integration tests": true,  "git label": false, "deploy tomcat": true ]
            ,'feature' : ["build": true,  "deploy nexus": false, "sonar": false, "integration tests": true,  "git label": false, "deploy tomcat": false]
            ,'master'  : ["build": true,  "deploy nexus": true,  "sonar": false, "integration tests": true,  "git label": false, "deploy tomcat": false]
,'integration-test': ["build": true,  "deploy nexus": true,  "sonar": false, "integration tests": true,  "git label": false, "deploy tomcat": false]
    ]

    def branchName = env.BRANCH_NAME
    if(decisionTable[branchName]!=null){
        executeStage(decisionTable[branchName][stageName], stageName, func)
        return
    }

    for ( def key in decisionTable.keySet()){
        if(branchName.startsWith(key)){
            executeStage(decisionTable[key][stageName], stageName, func)
            return
        }
    }
}

groovy escape quotes

String input = "this ain't easy"
String escaped = "'" + input.replaceAll(/'/, /'"'"'/) + "'"
println escaped
// 'this ain'"'"'t easy'

sh "mycommand --input ${escaped}"

groovy random groovy variables

// vairable inside jenkins pipeline

pipeline {
    agent any

    environment {
        TMP_FILE_NAME = "kom.yaml"+"${Math.abs(new Random().nextInt(99999))}"
    }

    stages {
        stage('read from git write to cluster') {
            steps {
                echo "----- ${env.TMP_FILE_NAME}"                    

                script {
                    env.TMP_FILE_NAME2 = "second variable"
                }
                echo "----- ${env.TMP_FILE_NAME2}"                    

            }
        }
    }

}

REST API

deploy with parameters

curl https://jenkins-stg.dpl.org/job/application/deployment/job/deploy-from-branch/buildWithParameters \
  --user $DXC_USER:$DXC_PASS \
  --data BRANCH_NAME=mdf4-download --data DESTINATION=data-portal-stg-1

job information

curl -sg "https://jenkins-stg.dpl.org/api/json?tree=jobs[name,url]" --user $DXC_USER:$DXC_PASS
curl -sg "https://jenkins-stg.dpl.org/job/application/job/data-portal/job/deployment/job/deploy-from-branch-3/api/json?tree=allBuilds[number,url]" --user $DXC_USER:$DXC_PASS
curl -sg "https://jenkins-stg.dpl.org/job/application/job/data-portal/job/deployment/job/deploy-from-branch-3/244/api/json?tree" --user $DXC_USER:$DXC_PASS

sonar management

obtaining

wget https://sonarsource.bintray.com/Distribution/sonarqube/

start/stop/status

/dev/sonar/bin/linux-x86-64/sonar.sh start
/dev/sonar/bin/linux-x86-64/sonar.sh status
/dev/sonar/bin/linux-x86-64/sonar.sh stop

sonar

url: http://host01:9000
login: admin
passw: admin

print all accessible variables

echo sh(returnStdout: true, script: 'env')

plugins

plugin manual installation

copy jpi/hpi file into {JENKINS_HOME/plugins}

plugin manual removing

copy jpi/hpi file into {JENKINS_HOME/plugins}

list all accessible plugins

https://{jenkins-url}/pluginManager/api/xml?depth=1

Issues

ERROR: script not yet approved for use

http://localhost:9090/scriptApproval/

withMaven(jdk: 'jdk8', maven: 'mvn-325', mavenSettingsConfig: 'paps-maven-settings') {

jdk with name "jdk8" should be configured: http://localhost:9090/configureTools/
maven with name "mvn-325" should be configured: http://localhost:9090/configureTools/

Could not find the Maven settings.xml config file id:paps-maven-settings. Make sure it exists on Managed Files

plugin should be present
http://localhost:9090/configfiles/

RSA key fingerprint is SHA256:xxxxxx Are you sure you want to continue connecting (yes/no) ? ssh://git@webgit.xxxxxx.de:7999/pportal/commons.git

change 
gitHostUrl = "https://user@webgit.xxxx.de/scm"

Workspace sharing between runs

execute shell

echo "---------------"
ls -la current-date.txt || echo "."
cat current-date.txt || echo "."
readlink -f current-date.txt
pwd
date > current-date.txt
ls -la current-date.txt
echo "---------------"

output

[EnvInject] - Loading node environment variables.
Building on master in workspace /var/lib/jenkins/jobs/application/jobs/data-api/jobs/test/jobs/test-project/workspace
[workspace] $ /bin/sh -xe /tmp/jenkins908209539931105022.sh
+ echo ---------------
---------------
+ ls -la current-date.txt
-rw-r--r--. 1 1001 root 29 Feb  8 10:08 current-date.txt
+ cat current-date.txt
Tue Feb  8 10:08:39 UTC 2022
+ readlink -f current-date.txt
/var/lib/jenkins/jobs/application/jobs/data-api/jobs/test/jobs/test-project/workspace/current-date.txt
+ pwd
/var/lib/jenkins/jobs/application/jobs/data-api/jobs/test/jobs/test-project/workspace
+ date
+ ls -la current-date.txt
-rw-r--r--. 1 1001 root 29 Feb  8 10:13 current-date.txt
+ echo ---------------
---------------
Finished: SUCCESS

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jenkins.md

jenkins.md

links

DSL

installation on debian

master-slave

manual clean up

manual start

how to know version

restart jenkins

stop jenkins

Script how to find all accessible methods

Script Console ( Manage Jenkins )

jenkins simple pipeline

jenkins read http write file from http to scp

jenkins job DSL user input, build with parameters

jenkins job DSL frame for env.BRANCH_NAME<->build step

groovy escape quotes

groovy random groovy variables

REST API

sonar management

print all accessible variables

plugins

plugin manual installation

plugin manual removing

list all accessible plugins

Issues

Workspace sharing between runs

Files

jenkins.md

Latest commit

History

jenkins.md

File metadata and controls

links

DSL

installation on debian

master-slave

manual clean up

manual start

how to know version

restart jenkins

stop jenkins

Script how to find all accessible methods

Script Console ( Manage Jenkins )

jenkins simple pipeline

jenkins read http write file from http to scp

jenkins job DSL user input, build with parameters

jenkins job DSL frame for env.BRANCH_NAME<->build step

groovy escape quotes

groovy random groovy variables

REST API

sonar management

print all accessible variables

plugins

plugin manual installation

plugin manual removing

list all accessible plugins

Issues

Workspace sharing between runs