/
httpclient.go
65 lines (51 loc) · 1.08 KB
/
httpclient.go
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package main
import (
"bytes"
"io/ioutil"
"log"
"net/http"
"github.com/rpcxio/rpcx-gateway"
"github.com/smallnest/rpcx/codec"
)
type Args struct {
A int
B int
}
type Reply struct {
C int
}
func main() {
cc := &codec.MsgpackCodec{}
args := &Args{
A: 10,
B: 20,
}
data, _ := cc.Encode(args)
req, err := http.NewRequest("POST", "http://127.0.0.1:8972/", bytes.NewReader(data))
if err != nil {
log.Fatal("failed to create request: ", err)
return
}
h := req.Header
h.Set(gateway.XMessageID, "10000")
h.Set(gateway.XMessageType, "0")
h.Set(gateway.XSerializeType, "3")
h.Set(gateway.XServicePath, "Arith")
h.Set(gateway.XServiceMethod, "Mul")
res, err := http.DefaultClient.Do(req)
if err != nil {
log.Fatal("failed to call: ", err)
}
defer res.Body.Close()
// handle http response
replyData, err := ioutil.ReadAll(res.Body)
if err != nil {
log.Fatal("failed to read response: ", err)
}
reply := &Reply{}
err = cc.Decode(replyData, reply)
if err != nil {
log.Fatal("failed to decode reply: ", err)
}
log.Printf("%d * %d = %d", args.A, args.B, reply.C)
}