#!groovy
// define name of project
projectBaseName = 'gradle'

node {
  def tagVersion= sh(script:"git tag -l --sort=-creatordate | head -n 1", returnStdout: true)
  echo tagVersion
  stage('checkout') {
    checkout scm: [
      $class: 'GitSCM', 
      userRemoteConfigs: [[credentialsId: 'erentodevsSSH', url: 'git@github.com:erento/infra-gradle.git']],
      branches: [[name: "refs/tags/${tagVersion}"]]],
      changelog: false,
      poll: false  
  }

  def myImage
  stage('build image') {
    myImage = docker.build("eu.gcr.io/erento-docker/${projectBaseName}")
  }

  stage('publish image') {
    myImage.push "${tagVersion}"
    myImage.push 'latest'
  }
}

Successfully built 5cd83ad22ca8
[Pipeline] dockerFingerprintFrom
[Pipeline] }
[Pipeline] // stage
[Pipeline] stage
[Pipeline] { (publish image)
[Pipeline] sh
[-_Infra_infra-gradle_master-324YNW3MJA4FOWI2NQMEZBAZKMJ727NUFOWZA5FUGORPAAWKKMVA] Running shell script
+ docker tag --force=true eu.gcr.io/erento-docker/gradle eu.gcr.io/erento-docker/gradle:3.3-1
unknown flag: --force
See 'docker tag --help'.
[Pipeline] }
[Pipeline] // stage
[Pipeline] }
[Pipeline] // node
[Pipeline] End of Pipeline

GitHub has been notified of this commit’s build result

ERROR: script returned exit code 125
Finished: FAILURE