version: '2'

services:
  etcd:
    image: docker.io/bitnami/etcd:3.5
    restart: unless-stopped
    container_name: etcd-server
    environment:
      - ALLOW_NONE_AUTHENTICATION=no
      - ETCD_ADVERTISE_CLIENT_URLS=http://etcd-server:2379
    ports:
      - 2379:2379
      - 2380:2380
    volumes:
      - ./data:/bitnami/etcd
    networks:
      nginx:
        aliases:
          - etcd-server

networks:
  nginx:
    external: true