services: server1: build: context: .. dockerfile: .docker/server/Dockerfile volumes: - dockermc:/mcserver environment: - MC_SERVER=server1 image: dockermc-server networks: dockermc: aliases: - server1 container_name: mc-server1 server2: build: context: .. dockerfile: .docker/server/Dockerfile volumes: - dockermc:/mcserver environment: - MC_SERVER=server2 image: dockermc-server networks: dockermc: aliases: - server2 container_name: mc-server2 volumes: dockermc: name: dockermc external: true # Created by the outer Compose file networks: dockermc: name: dockermc driver: bridge