[jenkins] Convert to scripted pipeline

Author: JakubVanek

Jenkinsfile

@@ -1,69 +1,58 @@
-pipeline {
-    agent {
-        label '( linux || sw.os.linux ) && ( x64 || x86_64 || x86 || hw.arch.x86 ) && ( docker || sw.tool.docker ) && !test'
-    }
-    stages {
-        stage('Prepare environment') {
-            steps {
-                checkout scm
-                sh "rm -rf    /home/jenkins/workspace/" + JOB_NAME + "/build"
-                sh "mkdir -p  /home/jenkins/workspace/" + JOB_NAME + "/build"
-                sh "chmod 777 /home/jenkins/workspace/" + JOB_NAME + "/build"
-            }
-        }
-        stage('Build cross image') {
-            steps {
-                script {
-                    try {
-                        sh "docker logout"
-                    } catch (err) {}
-                }
-                sh "docker build -t ev3dev-lang-java:jdk-stretch -f system/Dockerfile." + DOCKER_ARCH + " system "
-                sh "docker build -t ev3dev-lang-java:jdk-build -f scripts/Dockerfile scripts "
-            }
+// OpenJDK Jenkins build pipeline
+
+// docker linux build machine
+node('( linux || sw.os.linux ) && ( x64 || x86_64 || x86 || hw.arch.x86 ) && ( docker || sw.tool.docker ) && !test') {
+
+    // our docker images
+    def osImage
+    def bldImage
+
+    try {
+        // clean and prepare
+        cleanWs()
+        checkout scm
+        sh "mkdir -p  ${env.WORKSPACE}/build && chmod 777 ${env.WORKSPACE}/build"
+
+        // do the docker build stuff
+        stage("Docker build") {
+            osImage  = docker.build("ev3dev-lang-java:jdk-stretch", "-f system/Dockerfile.${params.DOCKER_ARCH} ./system")
+            bldImage = docker.build("ev3dev-lang-java:jdk-build",   "-f scripts/Dockerfile                      ./scripts")
         }
+
+        // prepare run parameters
+        String mountParams = "-v ${env.WORKSPACE}/build:/build"
+        String envParams = "-e JDKVER=${params.JDKVER_VALUE} -e JDKVM=${params.JDKVM_VALUE} -e JDKPLATFORM=${params.JDKPLATFORM_VALUE} -e AUTOBUILD=1"
+
         stage("JDK download") {
-            steps {
-                sh "docker run --rm -v /home/jenkins/workspace/" + JOB_NAME + "/build:/build \
-                    -e JDKVER='" + JDKVER_VALUE + "' -e JDKVM='" + JDKVM_VALUE + "' -e JDKPLATFORM='" + JDKPLATFORM_VALUE + "' -e AUTOBUILD='1' \
-                    ev3dev-lang-java:jdk-build /opt/jdkcross/prepare.sh"
-                sh "docker run --rm -v /home/jenkins/workspace/" + JOB_NAME + "/build:/build \
-                    -e JDKVER='" + JDKVER_VALUE + "' -e JDKVM='" + JDKVM_VALUE + "' -e JDKPLATFORM='" + JDKPLATFORM_VALUE + "' -e AUTOBUILD='1' \
-                    ev3dev-lang-java:jdk-build /opt/jdkcross/fetch.sh"
+            bldImage.inside("${mountParams} ${envParams}") {
+                sh "/opt/jdkcross/prepare.sh"
+                sh "/opt/jdkcross/fetch.sh"
             }
         }
+
         stage("JDK build") {
-            steps {
-                sh "docker run --rm -v /home/jenkins/workspace/" + JOB_NAME + "/build:/build \
-                    -e JDKVER='" + JDKVER_VALUE + "' -e JDKVM='" + JDKVM_VALUE + "' -e JDKPLATFORM='" + JDKPLATFORM_VALUE + "' -e AUTOBUILD='1' \
-                    ev3dev-lang-java:jdk-build /opt/jdkcross/build.sh"
+            bldImage.inside("${mountParams} ${envParams}") {
+                sh "/opt/jdkcross/build.sh"
             }
         }
-        stage("JDK packaging") {
-            steps {
-                sh "docker run --rm -v /home/jenkins/workspace/" + JOB_NAME + "/build:/build \
-                    -e JDKVER='" + JDKVER_VALUE + "' -e JDKVM='" + JDKVM_VALUE + "' -e JDKPLATFORM='" + JDKPLATFORM_VALUE + "' -e AUTOBUILD='1' \
-                    ev3dev-lang-java:jdk-build /opt/jdkcross/zip.sh"
 
-                archiveArtifacts artifacts: 'build/jri-'   + JDKPLATFORM_VALUE + '.tar.gz', fingerprint: true
-                archiveArtifacts artifacts: 'build/jdk-'   + JDKPLATFORM_VALUE + '.tar.gz', fingerprint: true
-                archiveArtifacts artifacts: 'build/jmods-' + JDKPLATFORM_VALUE + '.tar.gz', fingerprint: true
+        stage("JDK packaging") {
+            bldImage.inside("${mountParams} ${envParams}") {
+                sh "/opt/jdkcross/zip.sh"
             }
+            archiveArtifacts artifacts: "${env.WORKSPACE}/build/jri-${params.JDKPLATFORM_VALUE}.tar.gz",   fingerprint: true
+            archiveArtifacts artifacts: "${env.WORKSPACE}/build/jdk-${params.JDKPLATFORM_VALUE}.tar.gz",   fingerprint: true
+            archiveArtifacts artifacts: "${env.WORKSPACE}/build/jmods-${params.JDKPLATFORM_VALUE}.tar.gz", fingerprint: true
         }
-    }
-    post {
-        always {
-            script {
-                try {
-                    sh "docker rmi ev3dev-lang-java:jdk-build 2>/dev/null"
-                } catch (err) {}
-                try {
-                    sh "docker rmi ev3dev-lang-java:jdk-stretch 2>/dev/null"
-                } catch (err) {}
-                try {
-                    cleanWs()
-                } catch (err) {}
-            }
+    } finally {
+        stage ('Cleanup') {
+            try {
+                sh "docker rmi ${bldImage.id} 2>/dev/null"
+            } catch (err) {}
+            try {
+                sh "docker rmi ${osImage.id} 2>/dev/null"
+            } catch (err) {}
+            cleanWs()
         }
     }
 }