gitlab_setup.sh

## TODO
## Change default artifact expiration to 1 year

#Official installation instructions https://goo.gl/P6BFtf
#Requires Docker

GIT_LAB_HOSTNAME=gitlab.coddera.com
GIT_LAB_CE_VERSION=9.5.0-ce.0
GIT_LAB_RUNNER_VERSION=v9.5.0
GIT_LAB_NET=gitlab-net

#Create gitlab network
docker network create $GIT_LAB_NET

#Run Gitlab Container
#Admin login: root
sudo docker run --detach \
    --hostname ${GIT_LAB_HOSTNAME} \
    --net=${GIT_LAB_NET} \
    -p 443:443 -p 80:80 -p 10022:22 \
    --name ${GIT_LAB_HOSTNAME} \
    --volume /srv/gitlab/config:/etc/gitlab \
    --volume /srv/gitlab/logs:/var/log/gitlab \
    --volume /srv/gitlab/data:/var/opt/gitlab \
    --memory="1g" \
    --restart always \
    gitlab/gitlab-ce:$GIT_LAB_CE_VERSION
    
#Custom ssh port
cat <<EOF >> /srv/gitlab/config/gitlab.rb
gitlab_rails['gitlab_shell_ssh_port'] = 10022
EOF

#Decrease a little gitlab memory consumption problem
#Hope future versions of gitlab docker image get fixed
#See more https://goo.gl/8qBB29
cat <<EOF >> /srv/gitlab/config/gitlab.rb
sidekiq['concurrency'] = 1
unicorn['worker_processes'] = 1
EOF
 
#Get Bitbucket OAuth... https://goo.gl/SBES58
BB_APP_KEY=wGJTqUchVsesMxqkUt
BB_APP_SECRET=xtsEJwYFeL5UtCvDC5PgqzgMsrhRPuee
cat <<EOF >> /srv/gitlab/config/gitlab.rb
    gitlab_rails['omniauth_providers'] = [{
        "name" => "bitbucket",
        "app_id" => "${BB_APP_KEY}",
        "app_secret" => "${BB_APP_SECRET}",
        "url" => "https://bitbucket.org/"
    }]
EOF

##Config gitlab proxy
#cat <<EOF >> /srv/gitlab/config/gitlab.rb
#gitlab_rails['env'] = {
#        "http_proxy" => "http://tmartins:Roguetr!p1@10.25.4.5:3128",
#        "https_proxy"=> "http://tmartins:Roguetr!p1@10.25.4.5:3128",
#        "HTTP_PROXY" => "http://tmartins:Roguetr!p1@10.25.4.5:3128",
#        "HTTPS_PROXY"=> "http://tmartins:Roguetr!p1@10.25.4.5:3128"
#}
#EOF

#####################################
##            RUNNERS              ##
#####################################    

#Get token from http://host/admin/runners
RUNNER_TOKEN=sw4xsoQHv2CWcPed1jRo

#GitLab Runner with docker client... See https://goo.gl/dz4pir
docker run -d --name gitlab-runner \
    --restart always \
    --name gitlab-runner \
    --net=$GIT_LAB_NET \
    -v /var/run/docker.sock:/var/run/docker.sock \
    -v /srv/gitlab-runner/config:/etc/gitlab-runner \
    gitlab/gitlab-runner:$GIT_LAB_RUNNER_VERSION

#Register Docker Runner
#TODO: "--run-untagged true" seems to be not working
docker exec -t gitlab-runner bash -c "
    gitlab-runner register --non-interactive \
    --url http://${GIT_LAB_HOSTNAME} \
    --executor docker \
    --registration-token ${RUNNER_TOKEN} \
    --tag-list docker \
    --docker-network-mode ${GIT_LAB_NET} \
    --docker-image ubuntu:16 \
    --run-untagged true
"

#Full host (See runner install inscrutions here https://docs.gitlab.com/runner/install/linux-manually.html)
perl -pi -e "s/localhost/localhost ${GIT_LAB_HOSTNAME}/g" /etc/hosts &&
wget -O /usr/local/bin/gitlab-runner https://gitlab-ci-multi-runner-downloads.s3.amazonaws.com/latest/binaries/gitlab-ci-multi-runner-linux-amd64 &&
chmod +x /usr/local/bin/gitlab-runner &&
useradd --comment 'GitLab Runner' --create-home gitlab-runner --shell /bin/bash &&
gitlab-runner register --non-interactive \
    --url http://localhost \
    --executor shell \
    --registration-token ${RUNNER_TOKEN} \
    --tag-list docker-full \
    --run-untagged false &&
gpasswd -a gitlab-runner docker &&
gitlab-runner install --user=root --working-directory=/home/gitlab-runner &&
gitlab-runner start