Approve deployment to production

Jenkinsfile

def release = false

pipeline {
  agent any

  options {
    timestamps()
    disableConcurrentBuilds()
  }

  parameters {
    choice(choices: services, description: 'Name of the ECS service to deploy', name: 'serviceName')
    choice(choices: services, description: 'Name of Docker image to update', name: 'imageName')
    string(defaultValue: 'Tag to deploy', description: 'Docker image tag', name: 'tag')
  }

  stage("Confirm") {
    when {
      branch 'master'
    }
    options {
      timeout(time: 5, unit: 'MINUTES')
    }
    agent none
    steps {
      script {
        approvalMap = deploy.getSignoff('prod', 'app', "${params.serviceName} image ${params.imageName}:${params.tag}")
        if (approvalMap['Release']) {
          release = approvalMap['Release']
        }
      }
    }
  }

  // Other deployment steps
  // <...>

  post {
    failure {
      script {
        if (!release) {
          currentBuild.result = "SUCCESS"
        }
      }
    }
  }
}