pokercore/main.go

102 lines
1.9 KiB
Go

package main
import (
"errors"
"fmt"
"io"
"net/http"
"net/rpc"
"net/rpc/jsonrpc"
"os"
"time"
log "github.com/sirupsen/logrus"
)
type JSONRPCServer struct {
*rpc.Server
}
func NewJSONRPCServer() *JSONRPCServer {
return &JSONRPCServer{rpc.NewServer()}
}
func (s *JSONRPCServer) ServeHTTP(w http.ResponseWriter, req *http.Request) {
log.Println("rpc server got a request")
conn, _, err := w.(http.Hijacker).Hijack()
if err != nil {
log.Print("rpc hijacking ", req.RemoteAddr, ": ", err.Error())
return
}
io.WriteString(conn, "HTTP/1.0 200 Connected to Go JSON-RPC\n\n")
codec := jsonrpc.NewServerCodec(conn)
log.Println("ServeCodec")
s.Server.ServeCodec(codec)
log.Println("finished serving request")
}
type Args struct {
A, B int
}
type Quotient struct {
Quo, Rem int
}
type Arith int
func (t *Arith) Multiply(args *Args, reply *int) error {
*reply = args.A * args.B
return nil
}
func (t *Arith) Divide(args *Args, quo *Quotient) error {
if args.B == 0 {
return errors.New("divide by zero")
}
quo.Quo = args.A / args.B
quo.Rem = args.A % args.B
return nil
}
func main() {
//log.SetFormatter(&log.JSONFormatter{})
// Output to stdout instead of the default stderr
// Can be any io.Writer, see below for File example
log.SetOutput(os.Stdout)
// Only log the warning severity or above.
//log.SetLevel(log.WarnLevel)
log.Infof("starting up")
go runHttpServer()
running := true
for running {
time.Sleep(1 * time.Second)
}
}
func runHttpServer() {
js := NewJSONRPCServer()
arith := new(Arith)
js.Register(arith)
port := 8080
listenaddr := fmt.Sprintf("0.0.0.0:%d", port)
s := &http.Server{
Addr: listenaddr,
Handler: js,
ReadTimeout: 10 * time.Second,
WriteTimeout: 10 * time.Second,
MaxHeaderBytes: 1 << 20,
}
log.Infof("starting up http server %s", listenaddr)
log.Fatal(s.ListenAndServe())
}