#!/bin/bash

## Define admin user account
if [ -z "$ADMIN_ACCOUNT"]
then
    ADMIN_ACCOUNT=root
fi
su - ${ADMIN_ACCOUNT}

## Define bulk storage location
if [ -z "$ZFS_DIR" ]
then
    ZFS_DIR=/data
fi

echo "Installing GitLab ..."
GITLAB_HOME=${ZFS_DIR}/gitlab

GITLAB_ADDRESS=gitlab.adamhome.dev
GITLAB_EXTERN_HTTPS=14443
GITLAB_EXTERN_HTTP=14080
GITLAB_EXTERN_SSH=22

if [ "${GITLAB_EXTERN_SSH}" -eq 22 ]
then
    awk '{sub("#PORT=22","PORT=22")} {print}' /etc/ssh/sshd_config > /tmp/temp.txt && mv /tmp/temp.txt /etc/ssh/sshd_config
    awk '{sub("# PORT=22","PORT=22")} {print}' /etc/ssh/sshd_config > /tmp/temp.txt && mv /tmp/temp.txt /etc/ssh/sshd_config
    awk -v port=2222 '{sub("PORT=22","PORT="2222)} {print}' /etc/ssh/sshd_config > /tmp/temp.txt && mv /tmp/temp.txt /etc/ssh/sshd_config
    sudo systemctl reload sshd
fi

sudo docker run --detach \
    --hostname ${GITLAB_ADDRESS} \
    --publish ${GITLAB_EXTERN_HTTPS}:443 \
    --publish ${GITLAB_EXTERN_HTTP}:80 \
    --publish ${GITLAB_EXTERN_SSH}:22 \
    --name gitlab \
    --restart always \
    --volume ${GITLAB_HOME}/config:/etc/gitlab \
    --volume ${GITLAB_HOME}/logs:/var/log/gitlab \
    --volume ${GITLAB_HOME}/data:/var/opt/gitlab \
    --shm-size 512m \
    gitlab/gitlab-ce:latest

## Uncomment if you want to monitor boot-up
# sudo docker logs -f gitlab

# sudo docker exec -it gitlab /bin/bash
# edit /etc/gitlab/gitlab.rb so that gitlab_rails['gitlab_shell_ssh_port'] = ${GITLAB_EXTERN_SSH}
# while still in gitlab env, run gitlab-ctl reconfigure

sudo docker exec -it gitlab grep 'Password:' /etc/gitlab/initial_root_password

echo "Successfully installed GitLab"