feat(garage): scrape metrics

garage/kustomization.yaml

@@ -25,6 +25,7 @@ resources:
   - resources/api_routes.yaml
   - resources/web_routes.yaml
   - resources/pdb.yaml
+  - resources/servicemonitor.yaml
   - backup/
 
 configMapGenerator:

garage/resources/servicemonitor.yaml

@@ -0,0 +1,18 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: garage
+spec:
+  endpoints:
+    - honorLabels: true
+      path: /metrics
+      port: metrics
+      scheme: http
+      scrapeTimeout: 30s
+  jobLabel: garage
+  namespaceSelector:
+    matchNames:
+      - garage
+  selector:
+    matchLabels:
+      app.kubernetes.io/component: metrics

garage/resources/services.yaml

@@ -17,6 +17,8 @@ apiVersion: v1
 kind: Service
 metadata:
   name: garage-metrics
+  labels:
+    app.kubernetes.io/component: metrics
 spec:
   type: ClusterIP
   clusterIP: None