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  • pipeline {
        agent {
           node {
               label 'ozgcloud-jenkins-build-agent-jdk21'
            }
        }
    
        environment {
            BLUE_OCEAN_URL = "https://jenkins.infra.ozg-cloud.systems/job/xta-test-server/job/${env.BRANCH_NAME}/${env.BUILD_NUMBER}/"
            RELEASE_REGEX = /\d+.\d+.\d+/
            SNAPSHOT_REGEX = /\d+.\d+.\d+-SNAPSHOT/
            FAILED_STAGE = ""
            SH_SUCCESS_STATUS_CODE = 0
        }
    
        options {
            timeout(time: 1, unit: 'HOURS')
            disableConcurrentBuilds()
            buildDiscarder(logRotator(numToKeepStr: '5'))
        }
    
        stages {
            stage('Check Version') {
                steps {
                    script {
                        FAILED_STAGE = env.STAGE_NAME
    
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                        def rootVersion = getPomVersion()
    
    
                        if(isReleaseBranch()){
                            if ( !(rootVersion ==~ RELEASE_REGEX)) {
                                error("Keine Release Version für Branch ${env.BRANCH_NAME}.")
                            }
                        } else {
                            if ( !(rootVersion ==~ SNAPSHOT_REGEX)) {
                                error("Keine Snapshot Version für Branch ${env.BRANCH_NAME}.")
                            }
                        }
                    }
                }
            }
            stage('Set Version') {
              when {
                not {
                    anyOf {
                        branch 'master'
                        branch 'release'
                    }
                }
              }
              steps {
                    script {
                        FAILED_STAGE=env.STAGE_NAME
    
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                        JAR_TAG = getPomVersion().replace("SNAPSHOT", "${env.BRANCH_NAME}-SNAPSHOT")
    
                    }
                    configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
                        sh "mvn -s $MAVEN_SETTINGS versions:set -DnewVersion=${JAR_TAG} -DprocessAllModules=true"
                        
                    }
              }
            } 
            
            stage('Build XtaTestServer') {
              steps {
                    script {
                        FAILED_STAGE=env.STAGE_NAME
                    }
    
                    configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
                        sh 'mvn --no-transfer-progress -s $MAVEN_SETTINGS clean install -Dmaven.wagon.http.retryHandler.count=3 -DelasticTests.disabled=true'
                    }
                }
            }
            
            stage('Deploy to Nexus'){
                steps {
                    script {
                        FAILED_STAGE = env.STAGE_NAME
                    }
                    configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
    
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                        sh 'mvn --no-transfer-progress -s $MAVEN_SETTINGS -P nexus-deploy -DskipTests deploy -Dmaven.wagon.http.retryHandler.count=3'
    
                        sh "mvn -s $MAVEN_SETTINGS versions:revert"
                    }
                }
            }
            stage('Build Docker image') {
              steps {
                    script {
                        FAILED_STAGE=env.STAGE_NAME
                    }
                    configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
                        sh 'mvn --no-transfer-progress -s $MAVEN_SETTINGS spring-boot:build-image -DskipTests -Dmaven.wagon.http.retryHandler.count=3'
                    }
               }
            }
    
            stage('Tag and Push Docker image') {
                steps {
                    script {
                        FAILED_STAGE=env.STAGE_NAME
    
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                        IMAGE_TAG = buildVersionName()
    
    
                        tagAndPushDockerImage(IMAGE_TAG)
    
                        if (env.BRANCH_NAME == 'master') {
                            tagAndPushDockerImage('snapshot-latest')
                            
                        }
                        else if (env.BRANCH_NAME == 'release') {
                            tagAndPushDockerImage('latest')
                        }
                    }
                }
            }
    
            stage('Test, build and deploy Helm Chart') {
                steps {
                    script {
                        FAILED_STAGE=env.STAGE_NAME
    
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                        HELM_CHART_VERSION = buildVersionName()
    
    
                        sh "./run_helm_test.sh"
                       
                        dir('src/main/helm') {
    
                            sh "helm package --version=${HELM_CHART_VERSION} ."
                            deployHelmChart(HELM_CHART_VERSION)
                        }
                    }
                }
            }        
        
    
            stage('Trigger Dev rollout') {
                when {
                    branch 'master'
                }
                steps {
                    script {
                        FAILED_STAGE = env.STAGE_NAME
    
                        cloneGitopsRepo()
    
                        setNewDevXtaTestServerVersion()
    
                        pushDevGitopsRepo()
                    }
                }
            }
            stage('Trigger Test rollout') {
                when {
                    branch 'release'
                }	
                	
                steps {	
                    script {	
                        FAILED_STAGE = env.STAGE_NAME
    
                        cloneGitopsRepo()
    
                        setNewTestXtaTestServerVersion()
    
                        pushTestGitopsRepo()
                    }
                }	
            }
    
            stage ('Deploy SBOM to DependencyTrack') {
                steps {
                    script {
    
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                        IMAGE_TAG = buildVersionName()
    
    
                        configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
                            withCredentials([string(credentialsId: 'dependency-track-api-key', variable: 'API_KEY')]) {
    
                                catchError(buildResult: 'UNSTABLE', stageResult: 'FAILURE') {
                                    sh "mvn  --no-transfer-progress -s $MAVEN_SETTINGS io.github.pmckeown:dependency-track-maven-plugin:upload-bom -Ddependency-track.apiKey=$API_KEY -Ddependency-track.projectVersion=${IMAGE_TAG} -Ddependency-track.dependencyTrackBaseUrl=https://dependency-track.ozg-sh.de"
                                }
                            }
                        }
                    }
                }
            }
    
            stage('Sonar Checks') {
                when {
                    branch 'master'
                }
            	steps {
            	    script {
                        FAILED_STAGE=env.STAGE_NAME
    
                      	configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
    						try {
    							withSonarQubeEnv('sonarqube-ozg-sh'){
    								sh 'mvn -s $MAVEN_SETTINGS sonar:sonar'
    							}
    						} catch (Exception e) {
    							unstable("SonarQube failed")
    						}
                		}
                    }
                }
            }
        }
    
        post {
            always{
                junit testResults: '**/target/surefire-reports/*.xml', skipPublishingChecks: true
            }
            failure {
                script {
                    if (env.BRANCH_NAME == 'master' || env.BRANCH_NAME == 'release') {
                        sendFailureMessage()
                    }
                }
            }
        }
    }
    
    
    Boolean isReleaseBranch() {
        return env.BRANCH_NAME == 'release'
    }
    
    
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    String getPomVersion(){
        def pom = readMavenPom file: 'pom.xml'
    
    
        return pom.version
    }
    
    
    Void sendFailureMessage() {
        def room = ''
        def data = """{"msgtype":"m.text", \
                        "body":"XtaTestServer: Build Failed. Stage: ${FAILED_STAGE} Build-ID: ${env.BUILD_NUMBER}
                        Link: ${BLUE_OCEAN_URL}", \
                        "format": "org.matrix.custom.html", \
                        "formatted_body":"XtaTestServer: Build Failed. Stage: ${FAILED_STAGE} Build-ID: <a
                        href='${BLUE_OCEAN_URL}'>${env.BUILD_NUMBER}</a>"}"""
           
        if (env.BRANCH_NAME == 'master') {
            room = "!GjqhmouBtnDbwUkAjx:matrix.ozg-sh.de"
        }
        else if (env.BRANCH_NAME == 'release') {
            room = "!oWZpUGTFsxkJIYNfYg:matrix.ozg-sh.de"
        }
    
        sh "curl -XPOST -H 'authorization: Bearer ${getElementAccessToken()}' -d '${data}' https://matrix.ozg-sh.de/_matrix/client/v3/rooms/$room/send/m.room.message"
    }
    
    String getElementAccessToken() {
        withCredentials([string(credentialsId: 'element-login-json', variable: 'LOGIN_JSON')]) {
            return readJSON ( text: sh (script: '''curl -XPOST -d \"$LOGIN_JSON\" https://matrix.ozg-sh.de/_matrix/client/v3/login''', returnStdout: true)).access_token
        }
    }
    
    Void deployHelmChart(String helmChartVersion) {       
        withCredentials([usernamePassword(credentialsId: 'jenkins-nexus-login', usernameVariable: 'USERNAME', passwordVariable: 'PASSWORD')]){
    
            result = sh script: '''curl -u $USERNAME:$PASSWORD https://nexus.ozg-sh.de/service/rest/v1/components?repository=''' + getHelmChartRepository() + ''' -F file=@xta-test-server-'''+helmChartVersion+'''.tgz''', returnStdout: true
    
            if (result != '') {
                error(result)
            }
        }
    }
    
    
    String getHelmChartRepository(){
    	if (env.BRANCH_NAME == 'release') {
            return 'ozg-base-apps'
        }
        return 'ozg-base-apps-snapshot'
        }
    }
    
    
    Void loginToDockerRepo() {
        withCredentials([usernamePassword(credentialsId: 'jenkins-nexus-login', usernameVariable: 'USER', passwordVariable: 'PASSWORD')]) {
            sh 'docker login docker.ozg-sh.de -u ${USER} -p ${PASSWORD}'
        }
    
    }
    
    
    
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    String buildVersionName() {
    
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        if (isReleaseBranch()) {
    
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            return getPomVersion()
    
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        return "${getPomVersion()}-${env.BRANCH_NAME}-${env.GIT_COMMIT.take(7)}".replaceAll("_", "-")
    
    }
    
    Void tagAndPushDockerImage(String newTag){
        withCredentials([usernamePassword(credentialsId: 'jenkins-nexus-login', usernameVariable: 'USER', passwordVariable: 'PASSWORD')]) {
    
             sh "chmod +x script/push-docker-image.sh"
    
    		 sh """
                export DOCKER_USER=${USER}
                export DOCKER_PASSWORD=${PASSWORD}
                export BRANCH_NAME=${env.BRANCH_NAME}
    
                ./script/push-docker-image.sh ${newTag} ${getPomVersion()}
    
        }
    }
    
    Void configureGit() {
        final email = "jenkins@ozg-sh.de"
        final name = "jenkins"
    
        dir("gitops") {
            sh "git config user.email '${email}'"
            sh "git config user.name '${name}'"
        }
    }
    
    Void cloneGitopsRepo() {
        withCredentials([usernamePassword(credentialsId: 'jenkins-gitea-access-token', passwordVariable: 'TOKEN', usernameVariable: 'USER')]) {
            sh 'git clone https://${USER}:${TOKEN}@git.ozg-sh.de/ozgcloud-devops/gitops.git'
        }
    
        configureGit()
    }
    
    Void setNewDevXtaTestServerVersion() {
        setNewXtaTestServerGitopsVersion("dev")
    }
    
    Void setNewTestXtaTestServerVersion() {
        setNewXtaTestServerGitopsVersion("test")
    }
    
    Void setNewXtaTestServerGitopsVersion(String environment) {
        dir("gitops") {
            def envFile = "${environment}/application/values/xta-test-server-values.yaml"
    
            def envVersions = readYaml file: envFile
    
            envVersions.xta_test_server.image.tag = IMAGE_TAG
            envVersions.xta_test_server.helm.version = HELM_CHART_VERSION
    
            writeYaml file: envFile, data: envVersions, overwrite: true
        }
    }
    
    Void pushDevGitopsRepo() {
        pushNewGitopsVersion('dev')
    }
    
    Void pushTestGitopsRepo() {
        pushNewGitopsVersion('test')
    }
    
    Void pushNewGitopsVersion(String environment) {
        dir('gitops') {
            if (!hasXtaTestServerValuesFileChanged(environment)) {
                return
            }
    
            withCredentials([usernamePassword(credentialsId: 'jenkins-gitea-access-token', passwordVariable: 'TOKEN', usernameVariable: 'USER')]) {
                sh "git add ${environment}/application/values/xta-test-server-values.yaml"
    
                sh "git commit -m 'jenkins rollout ${environment} aggregation manager version ${IMAGE_TAG}'"
                sh 'git push https://${USER}:${TOKEN}@git.ozg-sh.de/ozgcloud-devops/gitops.git'
            }
        }
    }
    
    Boolean hasXtaTestServerValuesFileChanged(String environment) {
        return sh (script: "git status | grep '${environment}/application/values/xta-test-server-values.yaml'", returnStatus: true) == env.SH_SUCCESS_STATUS_CODE as Integer
    }