docker-compose-etcd.yaml

version: '3'
services:
  etcd:
    image: quay.io/coreos/etcd:v3.3.10
    command: >
      /usr/local/bin/etcd
      -name etcd0
      -advertise-client-urls http://localhost:2379
      -listen-client-urls http://0.0.0.0:2379
      -initial-advertise-peer-urls http://0.0.0.0:2380
      -listen-peer-urls http://0.0.0.0:2380
      -initial-cluster-token etcd-cluster-1
      -initial-cluster etcd0=http://0.0.0.0:2380
      -initial-cluster-state new
    ports:
      - "2379:2379"

  gubernator-1:
    image: ghcr.io/mailgun/gubernator:latest
    command: "/gubernator"
    environment:
      # The address GRPC requests will listen on
      - GUBER_GRPC_ADDRESS=0.0.0.0:81
      # The address HTTP requests will listen on
      - GUBER_HTTP_ADDRESS=0.0.0.0:80
      # Choose the etcd peer discovery type
      - GUBER_PEER_DISCOVERY_TYPE=etcd
      # A comma separated list of etcd nodes
      - GUBER_ETCD_ENDPOINTS=etcd:2379
      # The key prefix used in the etcd store
      - GUBER_ETCD_KEY_PREFIX=/gubernator-docker
      # The address that is advertised to other peers
      - GUBER_ETCD_ADVERTISE_ADDRESS=gubernator-1:81
      #- GUBER_DATA_CENTER=us-east-1
    ports:
      - "9081:81"
      - "9080:80"

  gubernator-2:
    image: ghcr.io/mailgun/gubernator:latest
    command: "/gubernator"
    environment:
      # The address GRPC requests will listen on
      - GUBER_GRPC_ADDRESS=0.0.0.0:81
      # The address HTTP requests will listen on
      - GUBER_HTTP_ADDRESS=0.0.0.0:80
      # Choose the etcd peer discovery type
      - GUBER_PEER_DISCOVERY_TYPE=etcd
      # A comma separated list of etcd nodes
      - GUBER_ETCD_ENDPOINTS=etcd:2379
      # The key prefix used in the etcd store
      - GUBER_ETCD_KEY_PREFIX=/gubernator-docker
      # The address that is advertised to other peers
      - GUBER_ETCD_ADVERTISE_ADDRESS=gubernator-2:81
      #- GUBER_DATA_CENTER=us-east-1
    ports:
      - "9181:81"
      - "9180:80"

  gubernator-3:
    image: ghcr.io/mailgun/gubernator:latest
    command: "/gubernator"
    environment:
      # The address GRPC requests will listen on
      - GUBER_GRPC_ADDRESS=0.0.0.0:81
      # The address HTTP requests will listen on
      - GUBER_HTTP_ADDRESS=0.0.0.0:80
      # Choose the etcd peer discovery type
      - GUBER_PEER_DISCOVERY_TYPE=etcd
      # A comma separated list of etcd nodes
      - GUBER_ETCD_ENDPOINTS=etcd:2379
      # The key prefix used in the etcd store
      - GUBER_ETCD_KEY_PREFIX=/gubernator-docker
      # The address that is advertised to other peers
      - GUBER_ETCD_ADVERTISE_ADDRESS=gubernator-3:81
      #- GUBER_DATA_CENTER=us-west-2
    ports:
      - "9281:81"
      - "9280:80"

  gubernator-4:
    image: ghcr.io/mailgun/gubernator:latest
    command: "/gubernator"
    environment:
      - GUBER_DEBUG=true
      # The address GRPC requests will listen on
      - GUBER_GRPC_ADDRESS=0.0.0.0:81
      # The address HTTP requests will listen on
      - GUBER_HTTP_ADDRESS=0.0.0.0:80
      # Choose the etcd peer discovery type
      - GUBER_PEER_DISCOVERY_TYPE=etcd
      # A comma separated list of etcd nodes
      - GUBER_ETCD_ENDPOINTS=etcd:2379
      # The key prefix used in the etcd store
      - GUBER_ETCD_KEY_PREFIX=/gubernator-docker
      # The address that is advertised to other peers
      - GUBER_ADVERTISE_ADDRESS=gubernator-4:81
      #- GUBER_DATA_CENTER=us-west-2
    ports:
      - "9381:81"
      - "9380:80"