Gitlab-runner as dind

run-gitlab-as-dind.multi.sh

#!/usr/bin/env bash
set -e
set -o pipefail

THIS_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
T_STAMP=$(date -u +"%Y%m%d_%H%M%SZ")

set -x

# docker rm -f gitlab-runner-dind gitlab-dind-host
# docker volume rm cache.gitab-runner-dind var-lib-docker.gitlab-dind-host

[ "$1" == "" ] || docker network create ci-gitlab-net || true

if [ "$1" == "dind" ]; then
    if [ "$2" == "use-dir" ]; then
        DIND_HOST__VAR_LIB_DOCKER=/opt/mnt/c-data/gitlab.dind/host.var--lib--docker
        DIND_RUNNER_CACHE_PRFX=/opt/cfg/gitlab-runner/config.dind
    else
        if [ "$2" == "use-dir" ]; then
            DIND_HOST__VAR_LIB_DOCKER=var-lib-docker.gitlab-dind-host
            DIND_RUNNER_CACHE_PRFX=cache.gitab-runner-dind
        else
            exit -5
        fi
    fi

    # https://medium.com/@tonywooster/docker-in-docker-in-gitlab-runners-220caeb708ca
    docker run -d \
            --name gitlab-dind-host \
            --restart always \
            --network ci-gitlab-net \
            --privileged \
            -v ${DIND_HOST__VAR_LIB_DOCKER}:/var/lib/docker  \
            docker:edge-dind

    for rxid in 1 2 3; do
        docker run -d \
                --name gitlab-runner-dind-${rxid} \
                --restart always \
                --network ci-gitlab-net \
                -e DOCKER_HOST=tcp://gitlab-dind-host:2375 \
                -v /opt/cfg/gitlab-runner/config.dind.${rxid}:/etc/gitlab-runner \
                -v ${DIND_RUNNER_CACHE_PRFX}.${rxid}:/cache \
                gitlab/gitlab-runner:latest
    done

    for rxid in 1 2 3; do
        docker exec -it \
                gitlab-runner-dind-${rxid} \
                gitlab-runner register \
                    --executor docker \
                    --docker-image docker:edge \
                    --docker-volumes /var/run/docker.sock:/var/run/docker.sock
    done
fi

if [ "$1" == "noroot" ]; then
    docker run -d \
            --name gitlab-runner-noroot \
            --restart always   \
            --network ci-gitlab-net \
            -v /var/run/docker.sock:/var/run/docker.sock   \
            -v /opt/cfg/gitlab-runner/config.noroot:/etc/gitlab-runner \
            -v cache.gitab-runner-noroot:/cache  \
            gitlab/gitlab-runner:latest
fi