snapshot of https://github.com/grpc/grpc-go.git (master, 2026-09-15; blobs > 131072B omitted)

examples/features/stats_monitoring/client/main.go

@@ -0,0 +1,60 @@
+/*
+ *
+ * Copyright 2022 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// Binary client is an example client to illustrate the use of the stats handler.
+package main
+
+import (
+	"context"
+	"flag"
+	"log"
+	"time"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+
+	echogrpc "google.golang.org/grpc/examples/features/proto/echo"
+	echopb "google.golang.org/grpc/examples/features/proto/echo"
+	"google.golang.org/grpc/examples/features/stats_monitoring/statshandler"
+)
+
+var addr = flag.String("addr", "localhost:50051", "the address to connect to")
+
+func main() {
+	flag.Parse()
+	opts := []grpc.DialOption{
+		grpc.WithTransportCredentials(insecure.NewCredentials()),
+		grpc.WithStatsHandler(statshandler.New()),
+	}
+	conn, err := grpc.NewClient(*addr, opts...)
+	if err != nil {
+		log.Fatalf("failed to connect to server %q: %v", *addr, err)
+	}
+	defer conn.Close()
+
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+
+	c := echogrpc.NewEchoClient(conn)
+
+	resp, err := c.UnaryEcho(ctx, &echopb.EchoRequest{Message: "stats handler demo"})
+	if err != nil {
+		log.Fatalf("unexpected error from UnaryEcho: %v", err)
+	}
+	log.Printf("RPC response: %s", resp.Message)
+}