Gitlab runners and executors

##GitlabCI

https://docs.gitlab.com/runner/

Runner :

SaaS vs self-hosted

https://docs.gitlab.com/ee/ci/runners/

Scope of runners

https://docs.gitlab.com/ee/ci/runners/runners_scope.html

• Shared runners are available to all groups and projects in a GitLab instance.
• Group runners are available to all projects and subgroups in a group.
• Project runners are associated with specific projects. Typically, project runners are used by one project at a time.

Compatibility

https://docs.gitlab.com/runner/executors/#compatibility-chart

Runner execution flow

[source]

Démos

Lancer un job et faire un docker ps/ps -faux en parallèle