init: 폴더구조 설계 및 인프라 설계

k8s/overlays/dev/keycloak/ingress-admin.yaml

@@ -0,0 +1,27 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: keycloak-admin
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/version: "26.6.1"
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+  annotations:
+    traefik.ingress.kubernetes.io/router.entrypoints: web
+    traefik.ingress.kubernetes.io/router.middlewares: mnt-keycloak-security-headers@kubernetescrd
+spec:
+  ingressClassName: traefik
+  rules:
+    - host: keycloak-admin.local.test
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: keycloak
+                port:
+                  name: http

k8s/overlays/dev/keycloak/ingress-public.yaml

@@ -0,0 +1,48 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: keycloak-public
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/version: "26.6.1"
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+  annotations:
+    traefik.ingress.kubernetes.io/router.entrypoints: web
+    traefik.ingress.kubernetes.io/router.middlewares: mnt-keycloak-security-headers@kubernetescrd # frameDeny 제외 — admin 콘솔의 silent SSO iframe 허용
+spec:
+  ingressClassName: traefik
+  rules:
+    - host: keycloak.local.test
+      http:
+        paths:
+          - path: /realms/
+            pathType: Prefix
+            backend:
+              service:
+                name: keycloak
+                port:
+                  name: http
+          - path: /resources/
+            pathType: Prefix
+            backend:
+              service:
+                name: keycloak
+                port:
+                  name: http
+          - path: /.well-known/
+            pathType: Prefix
+            backend:
+              service:
+                name: keycloak
+                port:
+                  name: http
+          - path: /js/
+            pathType: Prefix
+            backend:
+              service:
+                name: keycloak
+                port:
+                  name: http

k8s/overlays/dev/keycloak/keycloak-hostname-patch.yaml

@@ -0,0 +1,8 @@
+apiVersion: k8s.keycloak.org/v2beta1
+kind: Keycloak
+metadata:
+  name: keycloak
+spec:
+  hostname:
+    hostname: http://keycloak.local.test
+    admin: http://keycloak-admin.local.test

k8s/overlays/dev/keycloak/kustomization.yaml

@@ -0,0 +1,18 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: mnt
+
+resources:
+  - ../../../base/app/identity/keycloak/stateless/keycloak
+  - vault-secrets.yaml
+  - middleware.yaml
+  - ingress-public.yaml
+  - ingress-admin.yaml
+  - networkpolicy.yaml
+
+patches:
+  - target:
+      kind: Keycloak
+      name: keycloak
+    path: keycloak-hostname-patch.yaml

k8s/overlays/dev/keycloak/middleware.yaml

@@ -0,0 +1,15 @@
+apiVersion: traefik.io/v1alpha1
+kind: Middleware
+metadata:
+  name: keycloak-security-headers
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+spec:
+  headers:
+    browserXssFilter: true
+    contentTypeNosniff: true
+    referrerPolicy: strict-origin-when-cross-origin

k8s/overlays/dev/keycloak/networkpolicy.yaml

@@ -0,0 +1,140 @@
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: keycloak-peer
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/instance: keycloak
+      app.kubernetes.io/managed-by: keycloak-operator
+  policyTypes:
+    - Ingress
+    - Egress
+  ingress:
+    - from:
+        - podSelector:
+            matchLabels:
+              app.kubernetes.io/instance: keycloak
+              app.kubernetes.io/managed-by: keycloak-operator
+  egress:
+    - to:
+        - podSelector:
+            matchLabels:
+              app.kubernetes.io/instance: keycloak
+              app.kubernetes.io/managed-by: keycloak-operator
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: keycloak-ingress-traefik
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/instance: keycloak
+      app.kubernetes.io/managed-by: keycloak-operator
+  policyTypes:
+    - Ingress
+  ingress:
+    - from:
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: kube-system
+          podSelector:
+            matchLabels:
+              app.kubernetes.io/name: traefik
+      ports:
+        - protocol: TCP
+          port: 8080
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: keycloak-egress-postgres
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/instance: keycloak
+      app.kubernetes.io/managed-by: keycloak-operator
+  policyTypes:
+    - Egress
+  egress:
+    - to:
+        - podSelector:
+            matchLabels:
+              app.kubernetes.io/name: identity-postgres
+              app.kubernetes.io/instance: identity-postgres
+      ports:
+        - protocol: TCP
+          port: 5432
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: keycloak-ingress-auth-server
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/instance: keycloak
+      app.kubernetes.io/managed-by: keycloak-operator
+  policyTypes:
+    - Ingress
+  ingress:
+    - from:
+        - podSelector:
+            matchLabels:
+              app.kubernetes.io/name: auth-server
+              app.kubernetes.io/instance: auth-server
+      ports:
+        - protocol: TCP
+          port: 8080
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: keycloak-ingress-oauth2-proxy
+  labels:
+    app.kubernetes.io/name: keycloak
+    app.kubernetes.io/instance: keycloak
+    app.kubernetes.io/component: identity-provider
+    app.kubernetes.io/part-of: auth-platform
+    app.kubernetes.io/managed-by: kustomize
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/instance: keycloak
+      app.kubernetes.io/managed-by: keycloak-operator
+  policyTypes:
+    - Ingress
+  ingress:
+    - from:
+        - podSelector:
+            matchLabels:
+              app.kubernetes.io/name: oauth2-proxy
+              app.kubernetes.io/instance: oauth2-proxy
+      ports:
+        - protocol: TCP
+          port: 8080

k8s/overlays/dev/keycloak/vault-secrets.yaml

@@ -0,0 +1,90 @@
+apiVersion: secrets.hashicorp.com/v1beta1
+kind: VaultStaticSecret
+metadata:
+  name: keycloak-bootstrap-admin
+spec:
+  vaultAuthRef: vault-auth-auth-platform
+  mount: secret
+  type: kv-v2
+  path: keycloak/bootstrap-admin
+  refreshAfter: 60s
+  destination:
+    name: keycloak-bootstrap-admin
+    create: true
+    labels:
+      app.kubernetes.io/name: keycloak
+      app.kubernetes.io/component: identity-provider
+      app.kubernetes.io/managed-by: vault-secrets-operator
+---
+apiVersion: secrets.hashicorp.com/v1beta1
+kind: VaultStaticSecret
+metadata:
+  name: keycloak-bootstrap-admin-operator
+spec:
+  vaultAuthRef: vault-auth-auth-platform
+  mount: secret
+  type: kv-v2
+  path: keycloak/bootstrap-admin
+  refreshAfter: 60s
+  destination:
+    name: keycloak-bootstrap-admin-operator
+    create: true
+    labels:
+      app.kubernetes.io/name: keycloak
+      app.kubernetes.io/component: identity-provider
+      app.kubernetes.io/managed-by: vault-secrets-operator
+    transformation:
+      excludeRaw: true
+      templates:
+        username:
+          text: '{{ .Secrets.KEYCLOAK_ADMIN }}'
+        password:
+          text: '{{ .Secrets.KEYCLOAK_ADMIN_PASSWORD }}'
+---
+apiVersion: secrets.hashicorp.com/v1beta1
+kind: VaultStaticSecret
+metadata:
+  name: keycloak-db-operator
+spec:
+  vaultAuthRef: vault-auth-auth-platform
+  mount: secret
+  type: kv-v2
+  path: keycloak/db
+  refreshAfter: 60s
+  destination:
+    name: keycloak-db-operator
+    create: true
+    labels:
+      app.kubernetes.io/name: keycloak
+      app.kubernetes.io/component: database
+      app.kubernetes.io/managed-by: vault-secrets-operator
+    transformation:
+      excludeRaw: true
+      templates:
+        username:
+          text: keycloak
+        password:
+          text: '{{ .Secrets.password }}'
+---
+apiVersion: secrets.hashicorp.com/v1beta1
+kind: VaultStaticSecret
+metadata:
+  name: keycloak-client-auth-server-ingress
+spec:
+  vaultAuthRef: vault-auth-auth-platform
+  mount: secret
+  type: kv-v2
+  path: keycloak/clients/auth-server-ingress
+  refreshAfter: 60s
+  destination:
+    name: keycloak-client-auth-server-ingress
+    create: true
+    labels:
+      app.kubernetes.io/name: keycloak
+      app.kubernetes.io/component: identity-provider
+      app.kubernetes.io/managed-by: vault-secrets-operator
+    transformation:
+      excludeRaw: true
+      templates:
+        client-secret:
+          text: '{{ .Secrets.client_secret }}'