homelab/k8s/infra/forgejo-runner/values.yaml

runner:
  image:
    repository: code.forgejo.org/forgejo/runner
    tag: "6"
  name: golang-runner
  # Label image is what workflow steps run in (NOT the runner daemon image).
  # golang:1.26-bookworm: Debian, root, apt-get, Go, git.
  # Install Node.js/docker in workflow steps as needed.
  labels: "golang:docker://golang:1.26-bookworm"
  forgejoUrl: http://forgejo-gitea-http.cicd.svc.cluster.local:3000
  tokenSecret: runner-token
  resources:
    requests:
      cpu: 100m
      memory: 256Mi
    limits:
      cpu: "2"
      memory: 4Gi

dind:
  image:
    repository: docker
    tag: "27-dind"    # pin exact release before apply
  resources:
    requests:
      cpu: 100m
      memory: 256Mi
    limits:
      cpu: "2"
      memory: 4Gi

persistence:
  reg:
    storageClass: longhorn  # Unified StorageClass (3 replicas)
    size: 20Gi              # .runner registration file + action tool cache + actcache artifacts
  dind:
    storageClass: longhorn  # Unified StorageClass (3 replicas)
    size: 30Gi              # docker layer cache — keeps rebuilds fast across restarts

tolerations:
  - key: node-role.kubernetes.io/control-plane
    operator: Exists
    effect: NoSchedule

# Pin to az-b (talos-cp-2) — more Longhorn storage than az-a (worker-1 over-provisioned).
# RWO PVCs will recreate on talos-cp-2 when nodeSelector changes.
nodeSelector:
  topology.kubernetes.io/zone: az-b

# GC CronJob — prunes Docker images/volumes/build-cache and actcache across
# ALL forgejo-runner pods. Only enable in default values (golang instance);
# disable in per-runner overrides so it renders once.
gc:
  enabled: true
  schedule: "*/30 * * * *"     # every 30 minutes
  image: alpine/k8s:1.31.0
  pruneAge: "30m"              # Docker artifacts unused longer than this get pruned
  pruneAgeHours: 0.5            # Same as pruneAge but numeric for date arithmetic in shell
  actcacheMaxAgeDays: 1        # actcache files older than N days (aggressive for heavy Rust cargo builds)