FEAT(grafana): add per-application ingress

- management for Grafana
- Added ingress.yaml for Grafana
- Updated kustomization file to include ingress resource
- Migrated from centralized ingress management to per-app architecture

grafana/ingress.yaml

@@ -0,0 +1,40 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: grafana-ingress
+  namespace: monitoring
+  annotations:
+    nginx.ingress.kubernetes.io/rewrite-target: /
+    # HTTP를 HTTPS로 자동 리다이렉트
+    nginx.ingress.kubernetes.io/ssl-redirect: "true"
+    # cert-manager가 인증서를 자동으로 발급하도록 설정
+    cert-manager.io/cluster-issuer: "letsencrypt-prod"
+spec:
+  ingressClassName: haproxy
+  # TLS 설정
+  tls:
+  - hosts:
+    - grafana0213.kro.kr
+    - www.grafana0213.kro.kr
+    secretName: grafana-tls
+  rules:
+    - host: grafana0213.kro.kr
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: grafana
+                port:
+                  number: 80
+    - host: www.grafana0213.kro.kr
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: grafana
+                port:
+                  number: 80

grafana/kustomization.yaml

@@ -5,3 +5,4 @@ resources:
   # ArgoCD Application 리소스는 infrastructure/kustomization.yaml에서 관리
   # - argocd/grafana.yaml
   - vault/grafana-admin-password.yaml
+  - ingress.yaml