infrastructure/roles/gitlab_runner/defaults/main.yml

---
# Default variables for the gitlab_runner role

# Infrastructure
# Ansible instructions to deploy the infrastructure
# Copyright (C) 2020       Saibotk
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Install location settings
gitlabrunner_install_location: "/srv/gitlab-runner"
gitlabrunner_config_location: "{{ gitlabrunner_install_location }}/config"

# The runner image & tag/version to be used
gitlabrunner_image: "docker.io/gitlab/gitlab-runner"
# renovate: depName=docker.io/gitlab/gitlab-runner
gitlabrunner_image_version: "v13.11.0"
gitlabrunner_image_variant: "alpine-{{ gitlabrunner_image_version }}"

# Extra paths that should be created (eg. to be mounted in the container)
gitlabrunner_extra_paths: []

# Should the docker socket be mounted to the gitlab runner (usually needed for the docker executor)
gitlabrunner_mount_docker_socket: false

# Extra volumes that should be added to the gitlab runner container.
gitlabrunner_extra_volumes: []

# The maximum overall concurrent running jobs. This is the most upper limit of number of jobs using all defined runners, local and autoscale.
gitlabrunner_concurrent: 1

# The interval in seconds, to check for available jobs. (0 means default value is used. See https://docs.gitlab.com/runner/configuration/advanced-configuration.html#how-check_interval-works)
gitlabrunner_check_interval: 0

# This is used to define all the runners, that may be served by this gitlab-runner
gitlabrunner_runners:
    # The URL of the instance that this runner should be associated with
  - gitlab_url: https://gitlab.example.com

    # The token that you received when registering the runner (not the register token!!!)
    # Register a runner first to obtain a token: https://docs.gitlab.com/runner/register/index.html#docker
    # Can be done via the API and the registration token: eg. `curl --request POST "https://gitlab.example.com/api/v4/runners" --form "token=<registration_token>"`
    gitlab_token:

    # The name of the runner
    name: "docker-runner"

    # The limit of machines created by the runner and with that also the limit of jobs that can be handled concurrently by this specific runner.
    limit: 1

    # The executor that is used for this runner.
    # Eg. "docker", "shell", "docker+machine"
    executor: "docker"

    # Should the docker runner start containers as privileged? (eg. needed for docker in docker / building with docker etc)
    docker_privileged: false
    # Should the docker socket be mounted into the containers? (SECURITY NOTE: This is critical, as it is effectively the same as root!)
    docker_mount_socket: false
    # The image that should be used for jobs by default
    docker_image: "docker.io/library/docker:stable"

    # The docker-machine driver that should be used (the server provider)
    machine_driver: "hetzner"
    # The template for naming new machines
    machine_name: "machine-%s-gitlab-runner"
    # The maximum amount of builds on a machine (VM) before a new one will be used
    machine_max_builds: 20
    # Time (in seconds) for machine to be in Idle state before it is removed.
    machine_idle_time: 1800
    # Number of machines, that need to be created and are waiting in Idle state.
    machine_idle_count: 0

    # The "MachineOptions" field with parameters that depend on the driver (these usually provide the api token, which machine type is used etc...)
    # This for example are parameters for the Hetzner driver (but remember, that this will need the hetzner docker-machine plugin)
    machine_options:
      hetzner-api-token: "TOKENHERE" # The Hetzner specific API token
      hetzner-image: "debian-10" # The image that should be used for new machines
      hetzner-server-type: "cx11" # The server type (the hardware configuration) to use for a new machine
      hetzner-server-location: "fsn1" # The server location to use for a new machine

    # S3 Runner cache configuration to improve performance between runs (see https://docs.gitlab.com/runner/configuration/autoscale.html#distributed-runners-caching)
    # cache_s3:
    #   server: s3.example.com
    #   access_key: ""
    #   secret_key: ""
    #   bucket: "runner"