docker-compose.cluster.yml

version: '2.3'

services:
  clickhouse1:
    image: 'clickhouse/clickhouse-server:${CLICKHOUSE_VERSION-25.2-alpine}'
    ulimits:
      nofile:
        soft: 262144
        hard: 262144
    hostname: clickhouse1
    container_name: clickhouse-js-clickhouse-server-node-1
    environment:
      CLICKHOUSE_SKIP_USER_SETUP: 1
    ports:
      - '8124:8123'
      - '9000:9000'
      - '9181:9181'
    volumes:
      - './.docker/clickhouse/cluster/server1_config.xml:/etc/clickhouse-server/config.xml'
      - './.docker/clickhouse/cluster/server1_macros.xml:/etc/clickhouse-server/config.d/macros.xml'
      - './.docker/clickhouse/users.xml:/etc/clickhouse-server/users.xml'

  clickhouse2:
    image: 'clickhouse/clickhouse-server:${CLICKHOUSE_VERSION-25.2-alpine}'
    ulimits:
      nofile:
        soft: 262144
        hard: 262144
    hostname: clickhouse2
    container_name: clickhouse-js-clickhouse-server-node-2
    environment:
      CLICKHOUSE_SKIP_USER_SETUP: 1
    ports:
      - '8125:8123'
      - '9001:9000'
      - '9182:9181'
    volumes:
      - './.docker/clickhouse/cluster/server2_config.xml:/etc/clickhouse-server/config.xml'
      - './.docker/clickhouse/cluster/server2_macros.xml:/etc/clickhouse-server/config.d/macros.xml'
      - './.docker/clickhouse/users.xml:/etc/clickhouse-server/users.xml'

  # Using Nginx as a cluster entrypoint and a round-robin load balancer for HTTP requests
  nginx:
    image: 'nginx:1.23.1-alpine'
    hostname: nginx
    ports:
      - '8123:8123'
    volumes:
      - './.docker/nginx/local.conf:/etc/nginx/conf.d/local.conf'
    container_name: clickhouse-js-nginx