/
greeter_client.go
84 lines (74 loc) · 1.75 KB
/
greeter_client.go
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package main
import (
"context"
"flag"
"fmt"
"math/rand"
"sync"
"sync/atomic"
"time"
"github.com/HuJingwei/go-zero/pkg/net/netutil/breaker"
"github.com/HuJingwei/go-zero/pkg/net/rpc/warden"
pb "github.com/HuJingwei/go-zero/pkg/net/rpc/warden/internal/proto/testproto"
xtime "github.com/HuJingwei/go-zero/pkg/time"
)
var (
ccf = &warden.ClientConfig{
Dial: xtime.Duration(time.Second * 10),
Timeout: xtime.Duration(time.Second * 10),
Breaker: &breaker.Config{
Window: xtime.Duration(3 * time.Second),
Bucket: 10,
Request: 20,
K: 1.5,
},
}
cli pb.GreeterClient
wg sync.WaitGroup
reqSize int
concurrency int
request int
all int64
)
func init() {
flag.IntVar(&reqSize, "s", 10, "request size")
flag.IntVar(&concurrency, "c", 10, "concurrency")
flag.IntVar(&request, "r", 1000, "request per routine")
}
func main() {
flag.Parse()
name := randSeq(reqSize)
cli = newClient()
for i := 0; i < concurrency; i++ {
wg.Add(1)
go sayHello(&pb.HelloRequest{Name: name})
}
wg.Wait()
fmt.Printf("per request cost %v\n", all/int64(request*concurrency))
}
func sayHello(in *pb.HelloRequest) {
defer wg.Done()
now := time.Now()
for i := 0; i < request; i++ {
cli.SayHello(context.TODO(), in)
}
delta := time.Since(now)
atomic.AddInt64(&all, int64(delta/time.Millisecond))
}
var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
func randSeq(n int) string {
b := make([]rune, n)
for i := range b {
b[i] = letters[rand.Intn(len(letters))]
}
return string(b)
}
func newClient() (cli pb.GreeterClient) {
client := warden.NewClient(ccf)
conn, err := client.Dial(context.TODO(), "127.0.0.1:9999")
if err != nil {
return
}
cli = pb.NewGreeterClient(conn)
return
}