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path: root/etherpc/server.go
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package etherpc

import (
    "github.com/ethereum/eth-go/ethpub"
    "github.com/ethereum/eth-go/ethutil"
    "net"
    "net/rpc"
    "net/rpc/jsonrpc"
)

type JsonRpcServer struct {
    quit     chan bool
    listener net.Listener
    ethp     *ethpub.PEthereum
}

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

    ethutil.Config.Log.Infoln("[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")
    go s.exitHandler()
    rpc.Register(&EthereumApi{ethp: s.ethp})
    rpc.HandleHTTP()

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

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

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