echoheaders HTTP2 GKE ingress global load balancer

echoheaders.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: echoheaders
spec:
  replicas: 1
  selector:
    matchLabels:
      app: echoheaders
  template:
    metadata:
      labels:
        app: echoheaders
    spec:
      containers:
      - name: echoheaders
        image: k8s.gcr.io/echoserver:1.10
        ports:
        - containerPort: 8443
        resources:
          limits:
            cpu: 200m
            memory: 200Mi
          requests:
            cpu: 100m
            memory: 100Mi
---
apiVersion: v1
kind: Service
metadata:
  annotations:
    cloud.google.com/app-protocols: '{"myserviceport":"HTTP2"}'
  name: echoheaders
  labels:
    app: echoheaders
spec:
  type: NodePort
  ports:
  - port: 6678
    targetPort: 8443
    protocol: TCP
    name: myserviceport
  selector:
    app: echoheaders
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: echomap
  annotations:
    kubernetes.io/ingress.allow-http: "true"
spec:
  tls:
  - secretName: cert
  defaultBackend:
    service:
      name: echoheaders
      port:
        number: 6678

Create self signed cert:

openssl genrsa -out test-ingress-1.key 4096

openssl req -new -key test-ingress-1.key -out test-ingress-1.csr \
    -subj "/CN=samn"

openssl x509 -req -days 30 -in test-ingress-1.csr -signkey test-ingress-1.key \
    -out test-ingress-1.crt

kubectl create secret tls cert --cert test-ingress-1.crt --key test-ingress-1.key

curl -k --http2-prior-knowledge  https://**IP** -v