docker-compose.yml

---
version: "3.9"
services:
  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    restart: always
    user: root
    ports:
      - 9090:9090
    volumes:
      - ./prometheus/config:/etc/prometheus/
      - ./data/prometheus:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    restart: always
    user: root
    volumes:
      - ./data/grafana:/var/lib/grafana
    ports:
      - 3000:3000
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_SECURITY_ADMIN_USER=admin
  clickhouse:
    image: yandex/clickhouse-server:21.3.4.25 # LTS
    container_name: clickhouse
    restart: always
    volumes:
      - ./clickhouse/config.xml:/etc/clickhouse-server/config.xml
    expose:
      - 9363
    ports:
      - "9363:9363"
    ulimits:
     nproc: 65535
     nofile:
      soft: 262144
      hard: 262144
  clickhouse-benchmark:
    image: yandex/clickhouse-server:21.3.4.25  # LTS
    container_name: clickhouse-benchmark
    restart: always
    entrypoint:
      - /bin/bash
    command:
      - -c
      - "echo 'SELECT * FROM system.numbers LIMIT 10000000 OFFSET 10000000' | clickhouse-benchmark -h clickhouse"
  etcd1: &etcd
    image: weastur/patroni:2.0.2
    environment:
      ETCD_LISTEN_PEER_URLS: http://0.0.0.0:2380
      ETCD_LISTEN_CLIENT_URLS: http://0.0.0.0:2379
      ETCD_INITIAL_CLUSTER: etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380
      ETCD_INITIAL_CLUSTER_STATE: new
      ETCD_INITIAL_CLUSTER_TOKEN: tutorial
    container_name: demo-etcd1
    hostname: etcd1
    command: etcd -name etcd1 -initial-advertise-peer-urls http://etcd1:2380
  etcd2:
    <<: *etcd
    container_name: demo-etcd2
    hostname: etcd2
    command: etcd -name etcd2 -initial-advertise-peer-urls http://etcd2:2380
  etcd3:
    <<: *etcd
    container_name: demo-etcd3
    hostname: etcd3
    command: etcd -name etcd3 -initial-advertise-peer-urls http://etcd3:2380
  haproxy:
    image: weastur/patroni:2.0.2
    env_file: patroni/patroni.env
    hostname: haproxy
    container_name: demo-haproxy
    ports:
      - "5000:5000"
      - "5001:5001"
    command: haproxy
    environment: &haproxy_env
      ETCDCTL_ENDPOINTS: http://etcd1:2379,http://etcd2:2379,http://etcd3:2379
      PATRONI_ETCD3_HOSTS: "'etcd1:2379','etcd2:2379','etcd3:2379'"
      PATRONI_SCOPE: demo
  patroni1:
    image: weastur/patroni:2.0.2
    env_file: patroni/patroni.env
    hostname: patroni1
    container_name: demo-patroni1
    environment:
      <<: *haproxy_env
      PATRONI_NAME: patroni1
  patroni2:
    image: weastur/patroni:2.0.2
    env_file: patroni/patroni.env
    hostname: patroni2
    container_name: demo-patroni2
    environment:
      <<: *haproxy_env
      PATRONI_NAME: patroni2
  patroni3:
    image: weastur/patroni:2.0.2
    env_file: patroni/patroni.env
    hostname: patroni3
    container_name: demo-patroni3
    environment:
      <<: *haproxy_env
      PATRONI_NAME: patroni3