func (self *MasterRPCClient) Connect() error {
var err error
self.lock.Lock()
defer self.lock.Unlock()
if self.conn == nil {
self.conn, err = rpc.DialHTTP("tcp", config.MasterAddr())
}
return err
}
func initMasterRPC(done chan error) {
server := rpc.NewServer()
server.Register(new(MasterRPC))
l, err := net.Listen("tcp", ":"+config.MasterPort())
if err != nil {
done <- err
return
}
log.Printf(START_MSG, config.MasterAddr())
err = http.Serve(l, server)
done <- err
}