Created
December 8, 2016 13:04
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| package main | |
| import ( | |
| "io" | |
| "log" | |
| "net" | |
| "net/http" | |
| "net/rpc" | |
| "net/rpc/jsonrpc" | |
| ) | |
| type ( | |
| Arithmetic struct{} | |
| MultiplyArgs struct { | |
| A, B int | |
| } | |
| MultiplyResult struct { | |
| Result int | |
| } | |
| ) | |
| func (a *Arithmetic) Multiply(args *MultiplyArgs, reply *MultiplyResult) error { | |
| reply.Result = args.A * args.B | |
| return nil | |
| } | |
| func init() { | |
| s := rpc.NewServer() | |
| arithmetic := &Arithmetic{} | |
| s.Register(arithmetic) | |
| http.HandleFunc("/jrpc", func(w http.ResponseWriter, r *http.Request) { | |
| conn, _, err := w.(http.Hijacker).Hijack() | |
| if err != nil { | |
| log.Fatalln(err) | |
| } | |
| s.ServeCodec(jsonrpc.NewServerCodec(conn)) | |
| }) | |
| go http.ListenAndServe(":8080", nil) | |
| } | |
| func main() { | |
| conn, err := net.Dial("tcp", "localhost:8080") | |
| if err != nil { | |
| log.Fatalln(err) | |
| } | |
| io.WriteString(conn, "CONNECT "+"/jrpc"+" HTTP/1.0\n\n") | |
| if err != nil { | |
| log.Fatalln(err) | |
| } | |
| cli := jsonrpc.NewClient(conn) | |
| var ret MultiplyResult | |
| err = cli.Call("Arithmetic.Multiply", &MultiplyArgs{A: 5, B: 5}, &ret) | |
| if err != nil { | |
| log.Fatalln(err) | |
| } | |
| defer cli.Close() | |
| log.Println(ret.Result) | |
| } |
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