feat(observability): add HTTP routes

kube-prometheus/kustomization.yaml

@@ -7,6 +7,7 @@ resources:
   - resources/secret.grafana-admin.yaml
   - resources/secret.auth.yaml
   - resources/secret.db.yaml
+  - resources/http_routes.grafana.yaml
 
 helmCharts:
   - name: kube-prometheus-stack

kube-prometheus/resources/http_routes.grafana.yaml

@@ -0,0 +1,34 @@
+---
+apiVersion: gateway.networking.k8s.io/v1
+kind: HTTPRoute
+metadata:
+  name: grafana-http
+spec:
+  parentRefs:
+  - name: contour
+    sectionName: http
+    namespace: projectcontour
+  hostnames:
+  - grafana.icb4dc0.de
+  rules:
+  - filters:
+    - type: RequestRedirect
+      requestRedirect:
+        scheme: https
+        statusCode: 301
+---
+apiVersion: gateway.networking.k8s.io/v1
+kind: HTTPRoute
+metadata:
+  name: grafana-https
+spec:
+  parentRefs:
+  - name: contour
+    sectionName: https
+    namespace: projectcontour
+  hostnames:
+  - grafana.icb4dc0.de
+  rules:
+  - backendRefs:
+    - name: prometheus-grafana
+      port: 80