Docker compose running containers in net host

Question

I want to spawn 3 services in the  quot host quot  net using docker-compose  Here is my docker-compose yml file  version   2  services    mysql      image  mysql     net   quot host quot    nginx      image  nginx     net   quot host quot    app      image  tomcat     net   quot host quot   I got the following error    docker-compose up  31mERROR 0m  Validation failed in file    docker-compose yml   reason s   Unsupported config option for services app   net  Unsupported config option for services mysql   net  Unsupported config option for services nginx   net   I m using boot2docker on windows  Docker  and Docker-compose version    docker -v Docker version 1 10 2  build c3959b1   docker-compose -version docker-compose version 1 6 0  build cdb920a  If I run all services manually by using docker run --net    quot host quot  everything is working fine  In the documentation I read that net command is supported in docker-compose   net Networking mode  Use the same values as the docker client --net parameter  net   quot bridge quot  net   quot none quot  net   quot container  name or id  quot  net   quot host quot   https   docs docker com v1 6 compose yml  net What am I doing wrong

User · Accepted Answer

Those documents are outdated  I m guessing the 1 6 in the URL is for Docker 1 6  not Compose 1 6  Check out the correct syntax here  https   docs docker com compose compose-file  network mode  You are looking for network mode when using the v2 YAML format

User · Answer

Just print  network mode   host

User · Answer

you can try just add   network mode   host    example     version   2  services    feedx      build  web     ports      -  127 0 0 1 8000 8000      network mode   host    list option available   network mode   bridge  network mode   host  network mode   none  network mode   service  service name   network mode   container  container name id     https   docs docker com compose compose-file  network mode

User · Answer

Maybe I am answering very late  But I was also having a problem configuring host network in docker compose  Then I read the documentation thoroughly and made the changes and it worked  Please note this configuration is for docker-compose version  3 7   Here einwohner net and elk net net are my user-defined networks required for my application  I am using host net to get some system metrics   Link To Documentation https   docs docker com compose compose-file  host-or-none  version   3 7  services    app      image  ramansharma einwohnertomcat v0 0 1     deploy        replicas  1       ports         -  8080 8080      volumes       - type  bind        source   proc        target   hostfs proc        read only  true      - type  bind        source   sys fs cgroup        target   hostfs sys fs cgroup        read only  true      - type  bind        source           target   hostfs        read only  true     networks       hostnet         networks       - einwohner net      - elk elk net networks   einwohner net   elk elk net     external  true  hostnet     external  true    name  host

[docker] Docker compose, running containers in net:host

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