init

.gitignore

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+__pycache__
+venv

certificate.yaml

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+apiVersion: cert-manager.io/v1alpha3
+kind: Certificate
+metadata:
+  name: test-redis
+spec:
+  dnsNames:
+  - test-redis.endofeternity.ca
+  issuerRef:
+    group: cert-manager.io
+    kind: ClusterIssuer
+    name: letsencrypt-prod
+  secretName: test-redis-tls-certificate

deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: test-redis
+  labels:
+    app: test-redis
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: test-redis
+  template:
+    metadata:
+      labels:
+        app: test-redis
+    spec:
+      containers:
+      - name: test-redis
+        image: aarch64/redis
+        ports:
+          - containerPort: 6379
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: test-redis-http
+  labels:
+    app: test-redis-http
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: test-redis-http
+  template:
+    metadata:
+      labels:
+        app: test-redis-http
+    spec:
+      containers:
+      - name: test-redis-http
+        image: docker.endofeternity.ca/test-redis-http:v2
+        ports:
+          - containerPort: 80
+            name: test-redis-http
+            protocol: TCP
+

ingress.yaml

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+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: test-redis
+  annotations:
+    kubernetes.io/ingress.class: nginx
+    certmanager.io/cluster-issuer: letsencrypt-prod
+spec:
+  tls:
+  - hosts:
+    - test-redis.endofeternity.ca
+    secretName: test-redis-tls-certificate
+  rules:
+  - host: test-redis.endofeternity.ca
+    http:
+      paths:
+      - backend:
+          serviceName: test-redis-http
+          servicePort: 80
+        path: /

service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: test-redis
+spec:
+  type: ClusterIP
+  ports:
+  - name: redis
+    port: 6379
+    targetPort: 6379
+  selector:
+    app: test-redis
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: test-redis-http
+spec:
+  type: ClusterIP
+  ports:
+  - name: http
+    port: 80
+    targetPort: 8000
+  selector:
+    app: test-redis-http

src/Dockerfile

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+FROM python:3.7-alpine
+
+COPY requirements.txt /
+
+RUN pip install -r /requirements.txt
+
+COPY app.py app/app.py
+WORKDIR /app
+
+EXPOSE 8000
+
+ENTRYPOINT ["gunicorn", "-b 0.0.0.0:8000", "-w 4", "app:app"]

src/app.py

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+from flask import Flask
+import os
+import redis
+app = Flask(__name__)
+redis_host = 'test-redis'
+print("Redis host %s", redis_host)
+r = redis.Redis(host=redis_host, port=6379, db=0)
+
+@app.route('/')
+def hello():
+    return "Hello There, World!"
+
+@app.route('/<name>')
+def hello_stranger(name=None):
+    times = r.incr(name)
+    return "Hello, %s! You have visited %s times.\n\n%s" % (name, times, os.environ['HOSTNAME'])
+
+
+if __name__ == '__main__':
+    app.run()

src/requirements.txt

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+click==7.1.2
+Flask==1.1.2
+gunicorn==20.0.4
+itsdangerous==1.1.0
+Jinja2==2.11.2
+MarkupSafe==1.1.1
+redis==3.5.3
+Werkzeug==1.0.1

voyager-ingress.yaml

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+apiVersion: voyager.appscode.com/v1beta1
+kind: Ingress
+metadata:
+  name: test-ingress
+  namespace: default
+  annotations:
+    ingress.appscode.com/type: LoadBalancer
+spec:
+  rules:
+    - host: test-redis.endofeternity.ca
+      http:
+        paths:
+          - path: '/'
+            backend:
+              serviceName: test-redis-http
+              servicePort: '80'