Scrape Immich PostgreSQL metrics with Prometheus

apps/immich-postgresql/kustomization.yaml

@@ -1,4 +1,5 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
-  - cluster.yaml
+- cluster.yaml
+- pod-monitor.yaml

apps/immich-postgresql/pod-monitor.yaml

@@ -0,0 +1,17 @@
+apiVersion: monitoring.coreos.com/v1
+kind: PodMonitor
+metadata:
+  name: immich-postgresql-prometheus
+  namespace: immich
+  labels:
+    release: prometheus
+spec:
+  namespaceSelector:
+    matchNames:
+      - immich
+  selector:
+    matchLabels:
+      cnpg.io/cluster: immich-postgresql
+      cnpg.io/podRole: instance
+  podMetricsEndpoints:
+    - port: metrics

bootstrap/immich-project.yaml

@@ -31,9 +31,13 @@ spec:
       kind: Deployment
     - group: networking.k8s.io
       kind: Ingress
+    - group: monitoring.coreos.com
+      kind: PodMonitor
     - group: monitoring.coreos.com
       kind: ServiceMonitor
     - group: postgresql.cnpg.io
       kind: Cluster
     - group: traefik.io
       kind: IngressRoute
+    - group: traefik.io
+      kind: ServersTransport