version: '3.2'
services:
  shard1:
    hostname: shard1
    deploy:
      placement:
        constraints:
          - node.labels.label == server1
    image: mongo
    command: mongod --shardsvr --replSet mongo_shard --dbpath /data/db --bind_ip 0.0.0.0 --port 9603
    ports:
      - 9603:9603
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./data1:/data/db

  shard2:
    hostname: shard2
    deploy:
      placement:
        constraints:
          - node.labels.label == server2
    image: mongo
    command: mongod --shardsvr --replSet mongo_shard --dbpath /data/db --bind_ip 0.0.0.0 --port 9604
    ports:
      - 9604:9604
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./data2:/data/db

  shard3:
    hostname: shard3
    deploy:
      placement:
        constraints:
          - node.labels.label == server4
    image: mongo
    command: mongod --shardsvr --replSet mongo_shard --dbpath /data/db --bind_ip 0.0.0.0 --port 9605
    ports:
      - 9605:9605
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./data3:/data/db


  config1:
    hostname: config1
    deploy:
      placement:
        constraints:
          - node.labels.label == server1
    image: mongo
    command: mongod --configsvr --replSet mongo_config --dbpath /data/db --bind_ip 0.0.0.0 --port 27017
    ports:
      - 27017:27017
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./config1:/data/db

  config2:
    hostname: config2
    deploy:
      placement:
        constraints:
          - node.labels.label == server2
    image: mongo
    command: mongod --configsvr --replSet mongo_config --dbpath /data/db --bind_ip 0.0.0.0 --port 27027
    ports:
      - 27027:27027
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./config2:/data/db

  config3:
    hostname: config3
    deploy:
      placement:
        constraints:
          - node.labels.label == server4
    image: mongo
    command: mongod --configsvr --replSet mongo_config --dbpath /data/db --bind_ip 0.0.0.0 --port 27037
    ports:
      - 27037:27037
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./config3:/data/db


  mongos1:
    hostname: mongos1
    image: mongo
    depends_on:
      - config1
      - config2
    command: mongos --configdb mongo_config/config1:27017,config2:27027,config3:27037 --bind_ip 0.0.0.0 --port 9606
    ports:
      - 9606:9606
    volumes:
      - /etc/localtime:/etc/localtime:ro

  mongos2:
    hostname: mongos2
    image: mongo
    depends_on:
      - config1
      - config2
    command: mongos --configdb mongo_config/config1:27017,config2:27027,config3:27037 --bind_ip 0.0.0.0 --port 9607
    ports:
      - 9607:9607
    volumes:
      - /etc/localtime:/etc/localtime:ro



# For Mongo Config
# {
#     _id: "mongo_config",
#     configsvr: true,
#     members: [
#         { _id : 0, host : "config1:27017" },
#         { _id : 1, host : "config2:27027" },
#         { _id : 2, host : "config3:27037" }
#     ]
# }


# For Mongo Shard
# {
#     _id: "mongo_shard",
#     members: [
#         { _id : 0, host : "shard1:9603" },
#         { _id : 1, host : "shard2:9604" },
#         { _id : 2, host : "shard3:9605" }
#     ]
# }