version: '3'

networks:
    ck_cluster:
        driver: bridge
        ipam:
           config:
              - subnet: 172.50.0.0/24

services:
    haproxy:
        image: haproxy:latest
        ports:
            - "9001:9000"
        volumes:
            - ./haproxy.cfg:/usr/local/etc/haproxy/haproxy.cfg
        networks:
            - ck_cluster
        depends_on:
            - clickhouse1
            - clickhouse2
            - clickhouse3
            - clickhouse4

    zoo1:
        image: zookeeper:latest
        expose:
            - "2181"
            - "2888"
            - "3888"
        environment:
            ZOO_MY_ID: "1"
            ZOO_SERVERS: server.1=0.0.0.0:2888:3888;2181 server.2=zoo2:2888:3888;2181
        networks:
            - ck_cluster

    zoo2:
        image: zookeeper:latest
        expose:
            - "2181"
            - "2888"
            - "3888"
        environment:
            ZOO_MY_ID: "2"
            ZOO_SERVERS: server.1=zoo1:2888:3888;2181 server.2=0.0.0.0:2888:3888;2181
        networks:
            - ck_cluster

    clickhouse1:
        image: yandex/clickhouse-server:19.15.3.6
        expose:
            - "9000"
        depends_on:
            - zoo1
            - zoo2
        volumes:
            - ./config_1.xml:/etc/clickhouse-server/config.xml
        networks:
            - ck_cluster
        ulimits:
            nofile:
                soft: 262144
                hard: 262144

    clickhouse2:
        image: yandex/clickhouse-server:19.15.3.6
        expose:
            - "9000"
        depends_on:
            - zoo1
            - zoo2
        volumes:
            - ./config_2.xml:/etc/clickhouse-server/config.xml
        networks:
            - ck_cluster
        ulimits:
            nofile:
                soft: 262144
                hard: 262144

    clickhouse3:
        image: yandex/clickhouse-server:19.15.3.6
        expose:
            - "9000"
        depends_on:
            - zoo1
            - zoo2
        volumes:
            - ./config_3.xml:/etc/clickhouse-server/config.xml
        networks:
            - ck_cluster
        ulimits:
            nofile:
                soft: 262144
                hard: 262144

    clickhouse4:
        image: yandex/clickhouse-server:19.15.3.6
        expose:
            - "9000"
        depends_on:
            - zoo1
            - zoo2
        volumes:
            - ./config_4.xml:/etc/clickhouse-server/config.xml
        networks:
            - ck_cluster
        ulimits:
            nofile:
                soft: 262144
                hard: 262144