initial import

example/rpc/client/direct/client.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"time"
+
+	"zero/core/discov"
+	"zero/example/rpc/remote/unary"
+	"zero/rpcx"
+)
+
+const timeFormat = "15:04:05"
+
+func main() {
+	flag.Parse()
+
+	client := rpcx.MustNewClient(rpcx.RpcClientConf{
+		Etcd: discov.EtcdConf{
+			Hosts: []string{"localhost:2379"},
+			Key:   "rpcx",
+		},
+	})
+
+	ticker := time.NewTicker(time.Second)
+	defer ticker.Stop()
+	for {
+		select {
+		case <-ticker.C:
+			conn, ok := client.Next()
+			if !ok {
+				time.Sleep(time.Second)
+				break
+			}
+
+			greet := unary.NewGreeterClient(conn)
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			resp, err := greet.Greet(ctx, &unary.Request{
+				Name: "kevin",
+			})
+			if err != nil {
+				fmt.Printf("%s X %s\n", time.Now().Format(timeFormat), err.Error())
+			} else {
+				fmt.Printf("%s => %s\n", time.Now().Format(timeFormat), resp.Greet)
+			}
+			cancel()
+		}
+	}
+}