Deploying next.js in kubernetes

README.md

@@ -29,9 +29,10 @@ The architecture proposes a micro-service oriented architecture implementation w
 | 1. | Identity API (.NET Core + IdentityServer4) | Identity management service, powered by OAuth2 and OpenID Connect             | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/identity-api.yml/badge.svg)   | [dev](#) \| [prod](#) |
 | 2. | Cart API (Golang + Redis)                  | Manages customer basket in order to keep items on in-memory cache using redis | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/cart-api.yml/badge.svg)       | [dev](#) \| [prod](#) |
 | 3. | Catalog API (Rust + Rocket, PostgreSQL)    | Manages data for showing restaurant menu                                      | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/catalog-api.yml/badge.svg)    | [dev](#) \| [prod](#) |
-| 4. | Order API (Java + Spring Boot)             | Manages customer orders                                                       | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/order-api.yml/badge.svg)      | [dev](#) \| [prod](#) |
+| 4. | Order API (Java + Quarkus + Native Build)  | Manages customer orders                                                       | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/order-api.yml/badge.svg)      | [dev](#) \| [prod](#) |
 | 5. | Ceckout API (Node.js + Express)            | Responsible for checkout functionality                                        | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/checkout-api.yml/badge.svg)   | [dev](#) \| [prod](#) |
 | 6. | Payment API (Golang)                       | Fake payment API (Payment service abstracting PSP)                            | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/payment-api.yml/badge.svg)    | [dev](#) \| [prod](#) |
+| 6. | Web App (Typescript + Next.js ❤️ )          | Frontend application                                                          | ![Build Status](https://github.com/chayxana/Restaurant-App/actions/workflows/web-app.yml/badge.svg)        | [dev](#) \| [prod](#) |
 
 ## Web App
 Web app developed using Next.js with SSR

k8s-kustomize/services/identity-api/base/.env.secret

@@ -1,3 +1,3 @@
-db.username=default-db-user
-db.password=strong-db-password
-db.name=restaurant_identity_database
+DB_NAME=restaurant_identity_database
+DB_USER=default-db-user
+DB_PASSWORD=strong-db-password

k8s-kustomize/services/identity-api/base/config.env

@@ -1,7 +1,8 @@
-db.host=identity-pgsql-database
-base.path=/identity
-basket.url=
-menu.url=
-order.url=
-dashboard.url=
-env=Development
+ASPNETCORE_ENVIRONMENT=Development
+DB_HOST=identity-pgsql-database
+PATH_BASE=/identity
+MENU_API_URL=http://localhost:8080/menu
+ORDER_API_URL=http://localhost:8080/order
+BASKET_API_URL=http://localhost:8080/basket
+DASHBOARD_APP_URL=http://localhost:8080/dashboard
+IDENTITY_URL_PUB=http://localhost:8080/identity

k8s-kustomize/services/identity-api/base/deployment.yaml

@@ -17,77 +17,29 @@ spec:
         imagePullPolicy: IfNotPresent
         ports:
         - containerPort: 80
-        image: jurabek/identity
-        env:
-        - name: OrchestrationType
-          value: k8s
-        - name: ASPNETCORE_ENVIRONMENT
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: env
-        - name: PATH_BASE
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: base.path
-        - name: BASKET_API_URL
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: basket.url
-        - name: MENU_API_URL
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: menu.url
-        - name: ORDER_API_URL
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: order.url
-        - name: DASHBOARD_APP_URL
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: dashboard.url
-        - name: DB_HOST
-          valueFrom:
-            configMapKeyRef:
-              name: identity-api
-              key: db.host
-        - name: DB_NAME
-          valueFrom:
-            secretKeyRef:
-              name: identity-api
-              key: db.name
-        - name: DB_USER
-          valueFrom:
-            secretKeyRef:
-              name: identity-api
-              key: db.username
-        - name: DB_PASSWORD
-          valueFrom:
-            secretKeyRef:
-              name: identity-api
-              key: db.password
-        readinessProbe:
-          httpGet:
-            path: /hc
-            port: 80
-          initialDelaySeconds: 60
-          timeoutSeconds: 5
-          periodSeconds: 30
-          successThreshold: 1
-          failureThreshold: 5
-        livenessProbe:
-          httpGet:
-            path: /liveness
-            port: 80
-          initialDelaySeconds: 10
-          periodSeconds: 15
-          successThreshold: 1
-          failureThreshold: 5
+        image: identity-api
+        envFrom:
+          - configMapRef:
+              name: identity-api
+          - secretRef:
+              name: identity-api
+        # readinessProbe:
+        #   httpGet:
+        #     path: /hc
+        #     port: 80
+        #   initialDelaySeconds: 60
+        #   timeoutSeconds: 5
+        #   periodSeconds: 30
+        #   successThreshold: 1
+        #   failureThreshold: 5
+        # livenessProbe:
+        #   httpGet:
+        #     path: /liveness
+        #     port: 80
+        #   initialDelaySeconds: 10
+        #   periodSeconds: 15
+        #   successThreshold: 1
+        #   failureThreshold: 5
         resources:
           requests:
             memory: "64Mi"

k8s-kustomize/services/identity-api/dev/kustomization.yaml

@@ -3,13 +3,13 @@ kind: Kustomization
 
 namespace: dev
 
-bases:
+resources:
   - "../base"
 
-patchesStrategicMerge:
-  - http_route_patch.yaml
+# patchesStrategicMerge:
+#   - http_route_patch.yaml
 
-configMapGenerator:
-  - name: identity-api
-    envs: [config.env]
-    behavior: merge
+# configMapGenerator:
+#   - name: identity-api
+#     envs: [config.env]
+#     behavior: merge

k8s-kustomize/services/payment-api/dev/kustomization.yaml

@@ -3,5 +3,5 @@ kind: Kustomization
 
 namespace: dev
 
-bases:
+resources:
 - ../base

k8s-kustomize/services/web-app/base/config.env

@@ -1,5 +1,5 @@
-API_BASE_URL=http://localost:80
-NEXTAUTH_URL=http://localhost:80
-AUTH_ISSUER=http://localhost:80/identity
+API_BASE_URL=http://gateway-istio.istio-system # internally we call istio gateway by service name
+NEXTAUTH_URL=http://localhost:3001
+AUTH_ISSUER=http://gateway-istio.istio-system/identity
 AUTH_CLIENT_ID=nextjs-web-app
 OTEL_EXPORTER_OTLP_ENDPOINT=otel-collector.monitoring:4317

k8s-kustomize/services/web-app/base/deployment.yaml

@@ -0,0 +1,73 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: web-app
+  namespace: default
+  labels:
+    app: web-app
+spec:
+  selector:
+    matchLabels:
+      app: web-app
+  replicas: 1
+  strategy:
+    rollingUpdate:
+      maxSurge: 25%
+      maxUnavailable: 25%
+    type: RollingUpdate
+  template:
+    metadata:
+      labels:
+        app: web-app
+    spec:
+      containers:
+        - name: web-app
+          image: web-app
+          resources:
+            requests:
+              cpu: 300m
+              memory: 300Mi
+            limits:
+              cpu: 1000m
+              memory: 1Gi
+          envFrom:
+            - configMapRef:
+                name: web-app
+            - secretRef:
+                name: web-app
+          ports:
+            - containerPort: 3000
+              name: web-app
+          volumeMounts:
+            - name: localtime
+              mountPath: /etc/localtime
+
+            - name: config
+              mountPath: /app/.env.local
+              readOnly: true
+              subPath: .env.local
+
+            - name: secret
+              mountPath: /app/.env.production
+              readOnly: true
+              subPath: .env.production
+
+      volumes:
+        - name: localtime
+          hostPath:
+            path: /usr/share/zoneinfo/Asia/Shanghai
+
+        - name: config
+          configMap:
+            name: web-app
+            items:
+              - key: config-file
+                path: .env.local
+
+        - name: secret
+          secret:
+            secretName: web-app
+            items:
+              - key: secret-file
+                path: .env.production
+      restartPolicy: Always

k8s-kustomize/services/web-app/base/kustomization.yaml

@@ -1,17 +1,20 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 
+resources:
+  - "deployment.yaml"
+
 generatorOptions:
   disableNameSuffixHash: true
 
 configMapGenerator:
-- envs:
-  - config.env
+- files:
+  - config-file=config.env
   name: web-app
 
 secretGenerator:
-- envs:
-  - .secret
+- files:
+  - secret-file=.secret.env
   name: web-app
 
 images:

src/backend/services/web-app/Dockerfile

@@ -43,7 +43,6 @@ COPY --from=builder /app/.next/static ./.next/static
 
 RUN ls -a
 
-
 EXPOSE 3000
 
 ENV PORT 3000