entrypoint.sh

#!/bin/sh

# Git config
if [ ! -z "$GIT_USER_NAME" ] && [ ! -z "$GIT_USER_EMAIL" ]; then
    git config --global user.name "$GIT_USER_NAME"
    git config --global user.email "$GIT_USER_EMAIL"

fi

# Create a user and group that matches the host, either using ID's provided or
# collected from the '/workspace' directory
export HOST_USER_ID=${HOST_USER_ID:-`stat -c %u ~/Workspace`}
export HOST_GROUP_ID=${HOST_GROUP_ID:-`stat -c %g ~/Workspace`}

groupadd -g $HOST_GROUP_ID group
useradd -u $HOST_USER_ID -g group me

# This is to ensure all the files that we copy into the container are owned
# with the right permissions
chown -R me: /home/me

# Give user `me` permission to use docker!
if [ -S "/var/run/docker.sock" ]; then
    # Find the hosts group ID for the docker socket
    HOST_DOCKER_SOCKET_GROUP_ID=`stat -c %g /var/run/docker.sock`
    # create the group `docker`
    groupadd --non-unique -g "$HOST_DOCKER_SOCKET_GROUP_ID" docker
    # add `me` to the `docker` group
    adduser me docker
fi

exec /sbin/su-exec me /bin/bash