First commit

.circleci/config.yml

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+version: 2
+jobs:
+  build:
+    machine: true
+    steps:
+      - checkout
+      - run: docker build -t whshk/nifi-frontend .
+      - run: docker login -u $DOCKER_USER -p $DOCKER_PASS
+      - run: docker push whshk/nifi-frontend
+

.dockerignore

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+nifi.yaml
+nifi-service.yaml
+
+frontend.yaml

Dockerfile

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+FROM gcr.io/google-samples/hello-frontend:1.0
+
+COPY frontend.conf /etc/nginx/conf.d/frontend.conf

frontend.conf

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+upstream nifi {
+    server nifi;
+}
+
+server {
+    listen 8080;
+
+    location / {
+        proxy_pass http://nifi:8080;
+    }
+}

frontend.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: nifi-frontend
+spec:
+  selector:
+    app: nifi
+    tier: frontend
+  ports:
+  - protocol: "TCP"
+    port: 8080
+    targetPort: 8080
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nifi-frontend
+spec:
+  selector:
+    matchLabels:
+      app: nifi
+      tier: frontend
+      track: stable
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: nifi
+        tier: frontend
+        track: stable
+    spec:
+      containers:
+      - name: nginx
+        image: "whshk/nifi-frontend:latest"
+        lifecycle:
+          preStop:
+            exec:
+              command: ["/usr/sbin/nginx","-s","quit"]

nifi-service.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: nifi
+spec:
+  selector:
+    app: nifi
+    tier: backend
+  ports:
+  - protocol: TCP
+    port: 8080
+targetPort: http

nifi.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nifi
+spec:
+  selector:
+    matchLabels:
+      app: nifi
+      tier: backend
+      track: stable
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: nifi
+        tier: backend
+        track: stable
+    spec:
+      containers:
+        - name: nifi
+          image: apache/nifi:latest
+          ports:
+            - name: http
+              containerPort: 8080
+