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path: root/etherpc/server.go
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package main

import (
    "log"
    "net"
    "net/rpc"
    "net/rpc/jsonrpc"
)

type JsonRpcServer struct {
    quit     chan bool
    listener net.Listener
}

func (s *JsonRpcServer) exitHandler() {
out:
    for {
        select {
        case <-s.quit:
            s.listener.Close()
            break out
        }
    }

    //  ethutil.Config.Log.Infoln("[JSON] Shutdown JSON-RPC server")
    log.Println("[JSON] Shutdown JSON-RPC server")
}

func (s *JsonRpcServer) Stop() {
    close(s.quit)
}

func (s *JsonRpcServer) Start() {
    //  ethutil.Config.Log.Infoln("[JSON] Starting JSON-RPC server")
    log.Println("[JSON] Starting JSON-RPC server")
    go s.exitHandler()
    rpc.Register(new(MainPackage))
    rpc.HandleHTTP()

    for {
        conn, err := s.listener.Accept()
        if err != nil {
            //          ethutil.Config.Log.Infoln("[JSON] Error starting JSON-RPC:", err)
            log.Println("[JSON] Error starting JSON-RPC:", err)
            continue
        }
        log.Println("Incoming request")
        go jsonrpc.ServeConn(conn)
    }
}

func NewJsonRpcServer() *JsonRpcServer {
    l, err := net.Listen("tcp", ":30304")
    if err != nil {
        //      ethutil.Config.Log.Infoln("Error starting JSON-RPC")
        log.Println("Error starting JSON-RPC")
    }

    return &JsonRpcServer{
        listener: l,
        quit:     make(chan bool),
    }
}

func main() {
    s := NewJsonRpcServer()
    s.Start()
    /*

        conn, err := net.Dial("tcp", "localhost:30304")

        if err != nil {
            panic(err)
        }
        defer conn.Close()
        c := jsonrpc.NewClient(conn)
        var reply int
        err = c.Call("MainPackage.Test", nil, &reply)
        log.Println("ERR:", err)
        log.Println("result:", reply)
    */
}