raildocker/railhome repository overview

version: '3'

services:
  railhome:
    container_name: railhome
    image: raildocker/railhome:arm7
    volumes:
      - config:/config
#First part should match the named volume at the end of the file,
#Second part (the docker part) should match the WORKDIR ENVRIRONMENT at the environment section
#This folder should be the same as the one set in rpicd as config folder.

      - /home/$USER/.ssh/id_rsa:/root/.ssh/id_rsa       #User launching the container must have previous access to the git repository
                                                                                  #See https://docs.gitlab.com/ee/ssh/ for more details
#Uncomment to run on x86 directories
      - /usr/bin/qemu-arm-static:/usr/bin/qemu-arm-static

    environment:
      - WORKDIR=/config      #It should match the mapping part of the docker (second part) in the volume define above
      - GITTRUSTHOST=gitlab.com                                #To generate the fingertprint on first run. It s recommendable to check the logs on the first run
      - GITURL=                                                              #To update with the git repository you want to sync
      - GITUSER=                                                          #user and mail for the git user
      - GITMAIL=
    restart: always
    stop_grace_period: 90s                                     

volumes:
  config:         #it should match the volume defines on top. 
     driver: local