update tracing version

Author: codeandcode0x

example/grpc/grpcClient.go

@@ -7,7 +7,7 @@ import (
 	"time"
 
 	tracing "github.com/codeandcode0x/traceandtrace-go"
-	pb "github.com/codeandcode0x/traceandtrace-go/example/helloworld/proto"
+	pb "github.com/codeandcode0x/traceandtrace-go/example/protos/helloworld"
 	"google.golang.org/grpc"
 )
 

example/grpc/grpcServer.go

@@ -5,7 +5,7 @@ import (
 	"log"
 	"net"
 
-	pb "github.com/codeandcode0x/traceandtrace-go/example/helloworld/proto"
+	pb "github.com/codeandcode0x/traceandtrace-go/example/protos/helloworld"
 
 	tracing "github.com/codeandcode0x/traceandtrace-go"
 	opentracing "github.com/opentracing/opentracing-go"

example/grpc/userGRPCClient.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	tracing "github.com/codeandcode0x/traceandtrace-go"
+	user "github.com/codeandcode0x/traceandtrace-go/example/protos/user"
+
+	"google.golang.org/grpc"
+)
+
+func main() {
+	// add gRPC client tracing
+	rpcOption, closer := tracing.AddRpcClientTracing("UserRpcClient")
+	defer closer.Close()
+
+	conn, err := grpc.Dial(":22530", grpc.WithInsecure(), rpcOption)
+	if err != nil {
+		log.Printf("faild to connect: %v", err)
+	}
+	defer conn.Close()
+
+	c := user.NewUserRPCClient(conn)
+	r, err := c.GetAllUsers(context.Background(), &user.UserMsgRequest{Count: 100})
+	if err != nil {
+		log.Printf("could not request: %v", err)
+	}
+
+	fmt.Printf("get user count : %s !\n", r.Message)
+}

example/helloworld/client.go

@@ -20,6 +20,7 @@ func main() {
 // http to gRPC
 func httpServer() {
 	http.HandleFunc("/rpc/tracing", func(w http.ResponseWriter, r *http.Request) {
+		log.Println(".............. header ", r.Header)
 		pctx, cancel := tracing.AddHttpTracing("HttpServer", "/rpc/tracing GET", r.Header, map[string]string{"version": "v1"})
 		defer cancel()
 		// rpc tracing