pod-network-failure.yml

pod-network-failure.yml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: working-nginx
spec:
  selector:
    matchLabels:
      name: working-nginx
  replicas: 1
  template:
    metadata:
      labels:
        name: working-nginx
        service: pod-network-test
        netpol: "false"
    spec:
      containers:
      - name: my-nginx
        image: nginx
        ports:
        - containerPort: 80
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: broken-nginx
spec:
  selector:
    matchLabels:
      name: broken-nginx
  replicas: 1
  template:
    metadata:
      labels:
        name: broken-nginx
        service: pod-network-test
        netpol: "true"
    spec:
      containers:
      - name: my-nginx
        image: nginx
        ports:
        - containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
  name: pod-network-test
  labels:
    service: pod-network-test
spec:
  ports:
  - port: 80
    protocol: TCP
  selector:
    service: pod-network-test
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: pod-network-test
  # annotations:
  #   nginx.ingress.kubernetes.io/proxy-next-upstream: "off"
spec:
  rules:
  - host: "pod-network-test.com"
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: pod-network-test
            port:
              number: 80
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: deny-broken-nginx-ingress
spec:
  podSelector:
    matchLabels:
      netpol: "true"
  policyTypes:
  - Ingress