syntax = "proto3";

package io.linkerd.proxy.grpc_route;
option go_package = "github.com/linkerd/linkerd2-proxy-api/go/grpc_route";

import "http_route.proto";

message GrpcRouteMatch {
  GrpcRpcMatch rpc = 1;

  // A set of header value matches that must be satisified. This match is not
  // comprehensive, so requests may include headers that are not covered by this
  // match.
  repeated io.linkerd.proxy.http_route.HeaderMatch headers = 2;
}

message GrpcRpcMatch {
    string service = 1;
    string method = 2;
}

// Configures a route to respond with a fixed response.
message GrpcFailureInjector {
  // The status code to use in the `grpc-status` response. Must be specified.
  uint32 code = 1;

  // An error message to log and include in the `grpc-message` header.
  string message = 2;

  // If specified, the rate of requests that should be failed. If not specified,
  // ALL requests are failed.
  io.linkerd.proxy.http_route.Ratio ratio = 3;
}