Hello service proto file

HelloService.proto

syntax = "proto3";
option java_multiple_files = true;
package com.gonuclei.grpc;

option java_package = "com.gonuclei.grpc";

message HelloRequest {
  string first_name = 1;
  string lastName = 2;
}

message HelloResponse {
  string greeting = 1;
}

service HelloService {
  rpc Hello(HelloRequest) returns (HelloResponse);
}

test-gateway.yaml

apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: test-gateway
spec:
  selector:
    istio: ingressgateway # use istio default controller
  servers:
  - port:
      number: 443
      name: https
      protocol: HTTPS
    hosts:
    - "test.gonuclei.com"
    tls:
      mode: SIMPLE
      privateKey: /etc/istio/ingressgateway-certs/tls.key
      serverCertificate: /etc/istio/ingressgateway-certs/tls.crt

VirtualService.yaml

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: hello-grpc
spec:
  hosts:
  - "test.gonuclei.com"
  gateways:
  - test-gateway
  http:
  - match:
    - uri:
        prefix: /com.gonuclei.grpc
    route:
    - destination:
        host: hello-grpc
        port:
          number: 6565