CompositeJenkinsfile

MASTER_BRANCH = 'master'

pipeline {
    agent { label 'jenkins-worker' }
    options {
        skipDefaultCheckout() // no checkout needed
        buildDiscarder(logRotator(numToKeepStr: '100'))
        timestamps()
    }
    stages {
        stage('Trigger build') {
            steps {
                script {
                    def multiBranchJobPath = '../../hivemq-edge-composite'
                    def branchJobName = BRANCH_NAME.replace('/', '%2F')
                    try {
                        build job: "${multiBranchJobPath}/${branchJobName}", wait: false
                    } catch (e) {
                        try {
                            withCredentials([gitUsernamePassword(credentialsId: 'hivemq-jenkins')]) {
                                sh("git clone https://github.com/hivemq/hivemq-edge-composite.git --branch=${MASTER_BRANCH} --single-branch --depth 1 .")
                                try {
                                    sh("git push origin HEAD:${BRANCH_NAME}")
                                } catch (e2) { // if push failed, branch already exists
                                }
                            }
                        } finally {
                            cleanWs()
                            build job: multiBranchJobPath, wait: false
                        }
                    }
                }
            }
        }
    }
}