Add automated build

Jenkinsfile

@@ -0,0 +1,47 @@
+pipeline {
+  agent {
+    kubernetes {
+      label 'package-linux'
+      yamlFile 'KubernetesPod.yaml'
+      workingDir '/home/jenkins/agent'
+    }
+  }
+
+  options {
+    disableConcurrentBuilds(abortPrevious: true)
+    buildDiscarder logRotator(numToKeepStr: '5') // Retain only last 5 builds to reduce space requirements
+  }
+
+  environment {
+    JENKINS_VERSION = 'latest'
+    JENKINS_DOWNLOAD_URL= 'https://repo.jenkins-ci.org/releases/org/jenkins-ci/main/jenkins-war/'
+    WAR = "${WORKSPACE}/target/war/jenkins.war"
+    MSI = "${WORKSPACE}/target/msi/jenkins.msi"
+    BRAND = "${WORKSPACE}/branding/common"
+    ORGANIZATION = 'example.org'
+    BUILDENV = "${WORKSPACE}/env/test.mk"
+    CREDENTIAL = "${WORKSPACE}/credentials/test.mk"
+    GPG_KEYNAME = 'test'
+    GPG_KEYRING = "${WORKSPACE}/credentials/${GPG_KEYNAME}.gpg"
+    GPG_SECRET_KEYRING = "${WORKSPACE}/credentials/${GPG_KEYNAME}.secret.gpg"
+  }
+
+  stages {
+    stage('Prep') {
+      steps {
+        checkout scm
+        sh './prep.sh'
+      }
+    }
+    stage('Build') {
+      steps {
+        sh 'make war deb rpm suse'
+      }
+      post {
+        success {
+          archiveArtifacts 'target/war/*.war, target/debian/*.deb, target/rpm/*.rpm, target/suse/*.rpm'
+        }
+      }
+    }
+  }
+}

KubernetesPod.yaml

@@ -0,0 +1,25 @@
+---
+apiVersion: "v1"
+kind: "Pod"
+metadata:
+  labels:
+    jenkins: "agent"
+    job: "package"
+spec:
+  containers:
+    - name: jnlp
+      image: jenkinsciinfra/packaging:latest
+      env:
+        - name: "HOME"
+          value: "/home/jenkins/agent/workspace"
+      resources:
+        limits:
+          memory: "1Gi"
+          cpu: "1"
+        requests:
+          memory: "1Gi"
+          cpu: "1"
+      securityContext:
+        privileged: false
+        runAsUser: 1000
+        runAsGroup: 1000

prep.sh

@@ -0,0 +1,21 @@
+#!/bin/bash -eux
+set -o pipefail
+cd "$(dirname "$0")"
+
+# TODO jenkins-infra/release performs similar preparatory actions: downloading
+# the WAR and importing the GPG key. A common interface for the preparatory
+# actions should be designed that meets the needs of both local testing and
+# releases, ideally implemented in the Makefile. Then both this repository and
+# jenkins-infra/release should be refactored to consume the new functionality.
+
+if [[ ! -f $WAR ]]; then
+	mkdir -p "$(dirname "${WAR}")"
+	jv download
+fi
+
+if ! gpg --fingerprint "${GPG_KEYNAME}"; then
+	gpg --import --batch "${GPG_KEYRING}" "${GPG_SECRET_KEYRING}"
+fi
+
+# produces: target/war/jenkins.war
+exit 0