pipeline {
  agent {
    node {
      label 'pi501.in.thelinuxpro.net'
    }
  }

  stages {
    stage("verify tooling") {
	steps {
	  sh '''
	  docker version
	  docker info
	  docker compose version
	  '''
	}
    }

    stage('Build telegraf') {
	steps {
	  script {
	    def dockerfile = 'Dockerfile.telegraf'
	    def telegrafImage = docker.build("tlp/telegraf:${env.BUILD_ID}", "-f ${dockerfile} .")

	    docker.withRegistry('http://docker-registry1.in.thelinuxpro.net:5000') {
	      telegrafImage.push()
	      telegrafImage.push('latest')
	    }
	  }
	}
    }

    stage('Create contexts') {
        steps {
	  sh 'docker context ls | grep pi502 || docker context create pi502 --docker "host=ssh://pi502.in.thelinuxpro.net"'
        }
    }

    stage('Start container') {
	steps {
	  script {
	    //#def status_s = sh(returnStatus: true, script: 'grep $(docker --context pi502 compose ps | tail -n1 | awk \'{ print $2 }\') docker-compose.yml')
	    sh 'docker --context pi502 compose pull telegraf'

	    //if (status_s != 0) {
	    //  sh 'docker --context pi502 compose up -d'
	    //  sh 'docker --context pi502 compose ps'
	    //} else {
	      sh 'docker --context pi502 compose down'
	      sh 'docker --context pi502 compose up -d'
	      sh 'docker --context pi502 compose ps'
	    //}
	  }
      }

    }
  }
}