docker-compose.yml

x-deploy-policy: &x-deploy-policy
  replicas: ${CONSUL_REPLICAS:-3} # <- Plz ignore this error
  placement:
    max_replicas_per_node: 1
    constraints:
      - node.role == manager
    preferences:
      - spread: node.labels.consul
  update_config:
    parallelism: 1
    delay: 30s
    order: start-first
    failure_action: rollback
  rollback_config:
    parallelism: 1
    delay: 30s
  restart_policy:
    condition: on-failure
    delay: 30s
    max_attempts: 3
    window: 120s

x-default-logging: &x-default-logging
  options:
    max-size: "12m"
    max-file: "5"
  driver: json-file

configs:
  00-default.hcl:
    name: "consul_default-v${REVISION:-1.0}.hcl"
    file: configs/00-default.hcl
  config.hcl:
    name: consul_config-v${REVISION:-1.0}.hcl
    file: configs/config.hcl

services:
  server:
    image: hashicorp/consul:${CONSUL_VERSION:-latest}
    command: agent
    hostname: "consul-{{.Task.Slot}}-{{.Task.ID}}"
    networks:
      - consul_area_lan
    ports:
      # The HTTP API (TCP Only)
      - 8500:8500 
      # The DNS server (TCP and UDP)
      - 8600:8600/tcp
      - 8600:8600/udp
      # Server RPC address (TCP Only)
      - 8300:8300
      # The Serf LAN port (TCP and UDP)
      - 8301:8301/tcp
      - 8301:8301/udp
      # The Serf WAN port (TCP and UDP)
      - 8302:8302/tcp
      - 8302:8302/udp
      # The HTTPS API (TCP Only) (Disabled by default)
      # - 8501:8501
      # The gRPC API (Disabled by default)
      # - 8502:8502
      # The gRPC API with TLS connections (Disabled by default)
      # - 8503:8503
    configs:
      - source: 00-default.hcl
        target: /consul/config/00-default.hcl
      - source: config.hcl
        target: /consul/config/config.hcl
    volumes:
      - consul:/consul/data
    deploy: *x-deploy-policy
    logging: *x-default-logging

volumes:
  consul:
    name: consul
    external: true

networks:
  consul_area_lan:
    name: consul_area_lan
    external: true