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#  to you under the Apache License, Version 2.0 (the
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#
#      http://www.apache.org/licenses/LICENSE-2.0
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version: "2.1"
services:
  zookeeper:
    image: wurstmeister/zookeeper
    ports:
      - "2181:2181"
  kafka-broker:
    image: wurstmeister/kafka:2.12-2.0.1
    ports:
      - "9092:9092"
    environment:
      KAFKA_BROKER_ID: 1
      HOSTNAME_COMMAND: "route -n | awk '/UG[ \t]/{print $$2}'"
      KAFKA_CREATE_TOPICS: "to-driver:1:1,to-passenger:1:1,from-driver:1:1,from-passenger:1:1"
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
    depends_on:
      - zookeeper
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - ./kafka:/kafka
  master:
    build:
      dockerfile: Dockerfile.functions
      context: .
    # uncomment to start from a savepoint
    #command: -s /checkpoint-dir/savepoint/savepoint-bf101a-4e99820085fe
    expose:
      - "6123"
    ports:
      - "8081:8081"
    environment:
      - ROLE=master
      - MASTER_HOST=master
    volumes:
      - ./checkpoint-dir:/checkpoint-dir
  worker:
    build:
      dockerfile: Dockerfile.functions
      context: .
    expose:
      - "6121"
      - "6122"
    depends_on:
      - master
      - kafka-broker
    links:
      - "master:master"
      - "kafka-broker:kafka-broker"
    environment:
      - ROLE=worker
      - MASTER_HOST=master
    volumes:
      - ./checkpoint-dir:/checkpoint-dir
  simulator:
    build:
      context: statefun-ridesharing-example-simulator
    expose:
      - "5656"
    ports:
      - "5656:5656"
    depends_on:
      - kafka-broker
      - worker