Introduce Stream - experimental API for low-level access to VPP API

[govpp.git] / examples / perf-bench / perf-bench.go

diff --git a/examples/perf-bench/perf-bench.go b/examples/perf-bench/perf-bench.go
index 81d183c..a7ec146 100644 (file)
--- a/examples/perf-bench/perf-bench.go
+++ b/examples/perf-bench/perf-bench.go
@@ -17,6 +17,7 @@
 package main
 
 import (
+       "context"
        "flag"
        "fmt"
        "log"
@@ -98,9 +99,11 @@ func main() {
        if sync {
                // run synchronous test
                syncTest(ch, cnt)
+               //syncTest2(conn, cnt)
        } else {
                // run asynchronous test
                asyncTest(ch, cnt)
+               //asyncTest2(conn, cnt)
        }
 
        elapsed := time.Since(start)
@@ -123,6 +126,27 @@ func syncTest(ch api.Channel, cnt int) {
        }
 }
 
+func syncTest2(conn api.Connection, cnt int) {
+       fmt.Printf("Running synchronous perf test with %d requests...\n", cnt)
+
+       stream, err := conn.NewStream(context.Background())
+       if err != nil {
+               log.Fatalln("Error NewStream:", err)
+       }
+       for i := 0; i < cnt; i++ {
+               if err := stream.SendMsg(&vpe.ControlPing{}); err != nil {
+                       log.Fatalln("Error SendMsg:", err)
+               }
+               if msg, err := stream.RecvMsg(); err != nil {
+                       log.Fatalln("Error RecvMsg:", err)
+               } else if _, ok := msg.(*vpe.ControlPingReply); ok {
+                       // ok
+               } else {
+                       log.Fatalf("unexpected reply: %v", msg.GetMessageName())
+               }
+       }
+}
+
 func asyncTest(ch api.Channel, cnt int) {
        fmt.Printf("Running asynchronous perf test with %d requests...\n", cnt)
 
@@ -143,3 +167,35 @@ func asyncTest(ch api.Channel, cnt int) {
                }
        }
 }
+
+func asyncTest2(conn api.Connection, cnt int) {
+       fmt.Printf("Running asynchronous perf test with %d requests...\n", cnt)
+
+       ctxChan := make(chan api.Stream, cnt)
+
+       go func() {
+               for i := 0; i < cnt; i++ {
+                       stream, err := conn.NewStream(context.Background())
+                       if err != nil {
+                               log.Fatalln("Error NewStream:", err)
+                       }
+                       if err := stream.SendMsg(&vpe.ControlPing{}); err != nil {
+                               log.Fatalln("Error SendMsg:", err)
+                       }
+                       ctxChan <- stream
+               }
+               close(ctxChan)
+               fmt.Printf("Sending asynchronous requests finished\n")
+       }()
+
+       for ctx := range ctxChan {
+               if msg, err := ctx.RecvMsg(); err != nil {
+                       log.Fatalln("Error RecvMsg:", err)
+               } else if _, ok := msg.(*vpe.ControlPingReply); ok {
+                       // ok
+               } else {
+                       log.Fatalf("unexpected reply: %v", msg.GetMessageName())
+               }
+               ctx.Close()
+       }
+}