Implement ingress annotaion&CRD to support HTTP/JSON to gRPC

[johnlanni]

Why do you need it?

Allows a RESTful JSON API client to send requests to Higress over HTTP and get proxied to a gRPC service.

How could it be?

• [ ] Design a CRD that defines the proto of gRPC Service.
• [ ] Implement the mechanism of sending proto files to higress gateway
• [ ] Design & implement the annotation conversion to istio envoyfilter api

Other related information

https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/grpc_json_transcoder_filter

[CH3CHO]

这个是说HTTP请求进来，gRPC请求出去？

[johnlanni]

这个是说HTTP请求进来，gRPC请求出去？

是的