GitLab Workhorse and GDK

Use GDK to develop changes to GitLab Workhorse. GitLab Workhorse is a default component in GDK so it is always present.

Recompile GitLab Workhorse with changes

GDK runs the binary at <gdk-dir>/gitlab/gitlab-workhorse. When you make code changes, you must recompile that binary and restart GitLab Workhorse:

cd <gdk-dir>/gitlab/workhorse make gdk restart workhorse

Enable Prometheus metrics for GitLab Workhorse

GitLab Workhorse can provide Prometheus metrics but this is not enabled by default. To enable Prometheus metrics for GitLab Workhorse, run:

gdk config set prometheus.enabled true gdk config set prometheus.workhorse_exporter_port 9230 gdk reconfigure

When enabled, GitLab Workhorse Prometheus metrics are available at: http://<gdk_host>:9230/metrics.