[Build] Define Docker images build using Jenkin's Job-DSL

JenkinsJobs/Builds/DockerImagesBuild.jenkinsfile

@@ -0,0 +1,75 @@
+pipeline {
+	options {
+		timeout(time: 2, unit: 'HOURS')
+		buildDiscarder(logRotator(numToKeepStr:'5'))
+		disableConcurrentBuilds(abortPrevious: true)
+		timestamps()
+	}
+	triggers {
+		cron '@weekly'
+	}
+	agent {
+		label 'docker-build'
+	}
+	stages {
+		stage('Get Docker Files') {
+			steps {
+				cleanWs()
+				sh '''
+					git clone -b master https://github.com/eclipse-platform/eclipse.platform.releng.aggregator.git
+					git clone -b master https://github.com/eclipse-jdt/eclipse.jdt.core
+				'''
+			}
+		}
+		stage('Build and push Docker Images') {
+			steps {
+				script {
+					dir('eclipse.platform.releng.aggregator/cje-production/dockerfiles') {
+						parallel(
+							'centos9-gtk4': { buildAndPushImage('centos-gtk4-mutter/9-gtk4', 'eclipse/platformreleng-centos-gtk4-mutter:9') },
+							'centos9-gtk4-swt': { buildAndPushImage('centos-gtk4-mutter/9-swtBuild', 'eclipse/platformreleng-centos-swt-build:9') },
+							'ubuntu-gtk3': { buildAndPushImage('ubuntu-gtk3-metacity/22.04-gtk3', 'eclipse/platformreleng-ubuntu-gtk3-metacity:22.04') },
+							'opensuse-gtk3': { buildAndPushImage('opensuse-gtk3-metacity/15-gtk3', 'eclipse/platformreleng-opensuse-gtk3-metacity:15') },
+						failFast: false)
+					}
+					dir('eclipse.jdt.core/org.eclipse.jdt.core/docker') {
+						parallel(
+							'jikespg': { buildAndPushImage('jikespg', 'eclipse/platformreleng-ubuntu-gtk3-metacity:jikespg') },
+						failFast: false)
+					}
+				}
+			}
+		}
+		stage('Clean Docker Images') {
+			steps {
+				sh '''
+					docker images
+					docker system prune -a -f
+					docker images
+				'''
+			}
+		}
+	}
+	post {
+		unsuccessful {
+			emailext body: "Container images used for testing eclipse platform - Build Unsuccessful. Please go to ${BUILD_URL}console and check the log",
+			subject: "Container images - Build Unsuccessful", 
+			to: "[email protected]",
+			from:"[email protected]"
+		}
+		always {
+			cleanWs()
+		}
+	}
+}
+
+def buildAndPushImage(directory, imageId) {
+	withDockerRegistry([credentialsId: 'docker.com-bot', url: '']) {
+		sh """
+			pushd ${directory}
+			docker build --pull -t ${imageId} .
+			docker push ${imageId}
+			popd
+		"""
+	}
+}

JenkinsJobs/Builds/FOLDER.groovy

@@ -1,3 +1,16 @@
 folder('Builds') {
   description('Eclipse periodic build jobs.')
 }
+
+pipelineJob('Builds/Build-Docker-images'){
+	description('Build and publish custom Docker images')
+	definition {
+		cpsScm {
+			lightweight(true)
+			scm {
+				github('eclipse-platform/eclipse.platform.releng.aggregator', 'master')
+			}
+			scriptPath('JenkinsJobs/Builds/DockerImagesBuild.jenkinsfile')
+		}
+	}
+}