Jenkinsfile

pipeline {
	agent {
		label 'docker'
	}
	options {
		buildDiscarder(logRotator(numToKeepStr: '5'))
		disableConcurrentBuilds()
		ansiColor('xterm')
	}
	environment {
		IMAGE             = 'fakebambu'
		BUILDX_NAME       = "${IMAGE}_${GIT_BRANCH}"
		BRANCH_LOWER      = "${BRANCH_NAME.toLowerCase().replaceAll('/', '-')}"
	}
	stages {
		stage('Environment') {
			parallel {
				stage('Master') {
					when {
						branch 'master'
					}
					steps {
						script {
							env.TAG              = "latest"
							env.BUILDX_PUSH_TAGS = "-t docker.io/jc21/${IMAGE}:${TAG}"
						}
					}
				}
				stage('Other') {
					when {
						not {
							branch 'master'
						}
					}
					steps {
						script {
							// Defaults to the Branch name, which is applies to all branches AND pr's
							env.TAG              = "github-${BRANCH_LOWER}"
							env.BUILDX_PUSH_TAGS = "-t docker.io/jc21/${IMAGE}:${TAG}"
						}
					}
				}
			}
		}
		stage('Buildx') {
			environment {
				BUILDX_NAME = "${IMAGE}_${GIT_BRANCH}"
			}
			steps {
				withCredentials([usernamePassword(credentialsId: 'jc21-dockerhub', passwordVariable: 'DOCKER_PASS', usernameVariable: 'DOCKER_USER')]) {
					sh 'docker login -u "${DOCKER_USER}" -p "${DOCKER_PASS}"'
					sh "./scripts/buildx.sh --push -f docker/Dockerfile ${BUILDX_PUSH_TAGS}"
				}
			}
		}
		stage('PR Comment') {
			when {
				allOf {
					changeRequest()
					not {
						equals expected: 'UNSTABLE', actual: currentBuild.result
					}
				}
			}
			steps {
				script {
					def comment = pullRequest.comment("""Docker Image for build ${BUILD_NUMBER} is available on [DockerHub](https://cloud.docker.com/repository/docker/jc21/${IMAGE}) as:

- `jc21/${IMAGE}:github-${BRANCH_LOWER}`
""")
				}
			}
		}
	}
	post {
		always {
			printResult(true)
		}
	}
}