syntax = "proto3";

package dubbo.mesh.v1alpha1;

option go_package = "github.com/apache/dubbo-kubernetes/api/mesh/v1alpha1";

import "api/mesh/options.proto";

// ServiceNameMappingService is a service that mapping application name and
// interface names
service ServiceNameMappingService {
  // MappingRegister from dp to cp, data plane register snp information to
  // control plane.
  rpc MappingRegister(MappingRegisterRequest) returns (MappingRegisterResponse);
  // MappingSync from cp to dp, control plane sync snp information to data
  // plane. Only in Kubernetes environment without zk/nacos, this rpc works. In
  // other case (exists zk/nacos), data plane search in zk/nacos.
  //
  // data plane and control plane keep a streaming link:
  // when Mapping Resource updated, control plane sync Mapping Resource to
  // data plane.
  rpc MappingSync(stream MappingSyncRequest)
      returns (stream MappingSyncResponse);
}

message MappingRegisterRequest {
  string namespace = 1;
  string applicationName = 2;
  repeated string interfaceNames = 3;
}

message MappingRegisterResponse {
  bool success = 1;
  string message = 2;
}

message MappingSyncRequest {
  string namespace = 1;
  string nonce = 2;
  string interfaceName = 3;
}

message MappingSyncResponse {
  string nonce = 1;
  int64 revision = 2;
  repeated Mapping mappings = 3;
}

message Mapping {
  option (dubbo.mesh.resource).name = "MappingResource";
  option (dubbo.mesh.resource).type = "Mapping";
  option (dubbo.mesh.resource).package = "mesh";
  option (dubbo.mesh.resource).dds.send_to_zone = true;
  option (dubbo.mesh.resource).ws.name = "mapping";
  option (dubbo.mesh.resource).ws.plural = "mappings";
  option (dubbo.mesh.resource).allow_to_inspect = true;

  string zone = 1;
  string interfaceName = 2;
  repeated string applicationNames = 3;
}