Hello-World-Gelf.yml

  hello-gelf:
    image: garystafford/hello-world:latest
    networks:
    - elk-demo
    logging:
      driver: gelf
      options:
        gelf-address: "udp://${ELK_IP}:12201"
        tag: docker.{{.Name}}
        env: SERVICE_NAME,DEPLOY_ENV
    deploy:
      placement:
        constraints:
        - node.role == worker
        - node.hostname != ${WORKER_NODE_3}
      replicas: 2
      update_config:
        parallelism: 1
        delay: 10s
      restart_policy:
        condition: on-failure
        max_attempts: 3
        delay: 5s
    environment:
      LOGSPOUT: ignore
      SERVICE_NAME: hello-gelf
      DEPLOY_ENV: ${DEPLOY_ENV}
    command: "java \
      -Dspring.profiles.active=${DEPLOY_ENV} \
      -Djava.security.egd=file:/dev/./urandom \
      -jar hello-world.jar"