jenkins/branch/out_of_tree.pipeline

pipeline {
	agent {
		docker {
			registryUrl 'https://controller.trafficserver.org/'
			image 'controller.trafficserver.org/ats/centos:8'
			args '-v "${HOME}"/ccache:/tmp/ccache:rw'
			label 'branch'
		}
	}
	
	environment {
		CCACHE_DIR = "/tmp/ccache"
	}

	stages {
		stage('Initialization') {
			steps {
				script {
					if (! env.GITHUB_BRANCH) {
						def bparts = env.JOB_NAME.split('/')
						if (2 != bparts.length) {
							error("Invalid branch name from ${JOB_NAME}")
						}
						env.GITHUB_BRANCH = bparts[0]
					}
					currentBuild.displayName = "#${BUILD_NUMBER} ${GITHUB_BRANCH}"
					if (env.SHA1) {
						currentBuild.description = env.SHA1
					}
					sh 'printenv'
				}
			}
		}
		
		stage('Clone') {
			steps {
				dir('ci') {
					git url: 'https://github.com/apache/trafficserver-ci',
						branch: 'main'
				}
				dir('src') {
					script {
						String branch = env.SHA1
						if (! branch) {
							branch = '*/' + env.GITHUB_BRANCH
						}
						try {
							checkout([$class: 'GitSCM',
								branches: [[name: branch]],
								userRemoteConfigs: [[url: env.GITHUB_URL]],
								extensions: [[$class: 'CloneOption', timeout: 10]]
							])
						} catch (error) {
							echo "Clone failed, retry"
							retry(2) {
								checkout([$class: 'GitSCM',
									branches: [[name: branch]],
									userRemoteConfigs: [[url: env.GITHUB_URL]],
									extensions: [[$class: 'CloneOption', timeout: 10]]
								])
							}
						}
					}
				}
			}
		}
		
		stage('Build') {
			steps {
				dir('src') {
					echo "Building"
					sh '''
					source ../ci/jenkins/bin/environment.sh && ../ci/jenkins/bin/out_of_tree.sh
					'''
				}
			}
		}
	}
	post {
		always {
			cleanWs()
		}
	}
}