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"
gitlabrunner_image_version: "alpine-v13.4.1"

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

# The URL of the instance that this runner should be associated with
gitlabrunner_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>"`
gitlabrunner_gitlab_token:

# The name of the runner
gitlabrunner_name: "docker-runner"
# 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 limit of machines created by the runner and with that also the limit of jobs that can be handled concurrently by this specific autoscale runner.
gitlabrunner_limit: 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

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

# Should the docker runner start containers as privileged? (eg. needed for docker in docker / building with docker etc)
gitlabrunner_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!)
gitlabrunner_docker_mount_socket: false
# The image that should be used for jobs by default
gitlabrunner_docker_image: "docker.io/library/docker:stable"

# The docker-machine driver that should be used (the server provider)
gitlabrunner_machine_driver: "hetzner"
# The template for naming new machines
gitlabrunner_machine_name: "machine-%s-gitlab-runner"
# The maximum amount of builds on a machine (VM) before a new one will be used
gitlabrunner_machine_max_builds: 20
# Time (in seconds) for machine to be in Idle state before it is removed.
gitlabrunner_machine_idle_time: 1800
# Number of machines, that need to be created and are waiting in Idle state.
gitlabrunner_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)
gitlabrunner_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)
gitlabrunner_cache_s3:
  enabled: false
  server: s3.example.com
  access_key: ""
  secret_key: ""
  bucket: "runner"