下面我们看下 grpc-status、grpc-message 以及 grpc-status-details-bin 这几个头信息 grpc 服务端当执行 status.Error(codes.Canceled, "query db err, id=1: record not found") 时, 将映射到对应header头上面. grpc@v1.45.0/internal/transport/http2_server.go:1011 //... //st就是Status结构对象, ...
func{// 将grpc的code转换成http的状态码iferr !=nil{ife, ok := status.FromError(err); ok {switche.Code() {casecodes.NotFound: c.JSON(http.StatusNotFound, gin.H{"msg": e.Message()})casecodes.Internal:// grpc内部错误c.JSON(http.StatusInternalServerError, gin.H{"msg":"内部错误"})...
下面我们看下 grpc-status、grpc-message 以及 grpc-status-details-bin 这几个头信息 grpc 服务端当执行 status.Error(codes.Canceled, "query db err, id=1: record not found") 时, 将映射到对应header头上面. grpc@v1.45.0/internal/transport/http2_server.go:1011 //... //st就是Status结构对象, ...
return http.StatusPreconditionFailed case codes.Aborted: return http.StatusConflict case codes.OutOfRange: return http.StatusBadRequest case codes.Unimplemented: return http.StatusNotImplemented case codes.Internal: return http.StatusInternalServerError case codes.Unavailable: return http.StatusServiceUnavailab...
The Go implementation of gRPC: A high performance, open source, general RPC framework that puts mobile and HTTP/2 first. For more information see the Go gRPC docs, or jump directly into the quick start. Prerequisites Go: any one of the two latest major releases. Installation Simply add the...
packagemainimport("context""github.com/gofrs/uuid""google.golang.org/grpc/codes""google.golang.org/grpc/status""grpc-demo/product")typeserverstruct{productMapmap[string]*product.Product}//添加商品func(s*server)AddProduct(ctxcontext.Context,req*product.Product)(resp*product.ProductId,...
grpc:是基于http2 多路复用能力,在单tcp连接上发起高效rpc调用的框架。根据grpc调用的生命周期:可在如下阶段扩展能力 服务可寻址 附加在grpc header/trailer的元数据 连接/调用 凭证 连接/调用 重试机制---> 拦截器 调用状态码 :https://grpc.github.io/grpc/core/md_doc_statuscodes.html 下面...
Which is not valid resulting incodes.Unavailablepassed to status.New() leading to metrics reportingUnavailable. In my local testing adding a new error usingcodes.Canceledallows the metrics to properly report. I will raise a PR in a bit to resolve. ...
import("context""fmt""github.com/CodisLabs/codis/pkg/utils/log""google.golang.org/grpc""google.golang.org/grpc/codes""google.golang.org/grpc/metadata""google.golang.org/grpc/status""net"pb"servergrpc/model/sgrpc/model2""time"_"google.golang.org/grpc/balancer/grpclb"//_ "google.golan...
= nil {return status.Error(codes.Canceled, "Stream has ended.")}}return nil}// server is used to implement helloworld.GreeterServer.type server struct{}// SayHello implements helloworld.GreeterServerfunc (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, ...