func()

in lib/handler.go [37:68]

• 28 lines of code
• 6 McCabe index (conditional complexity)

func (s *Server) handleConnection() {
	buffer := s.bufPool.Get().([]byte)
	bytesRead, peer, err := s.conn.ReadFromUDP(buffer)
	if err != nil || bytesRead == 0 {
		s.bufPool.Put(buffer)
		msg := "error reading from %s: %v"
		glog.Errorf(msg, peer, err)
		s.logger.LogErr(time.Now(), nil, nil, peer, ErrRead, err)
		return
	}

	go func() {
		defer func() {
			// always release this routine's buffer back to the pool
			s.bufPool.Put(buffer)

			if r := recover(); r != nil {
				glog.Errorf("Panicked handling v%d packet from %s: %s", s.config.Version, peer, r)
				glog.Errorf("Offending packet: %x", buffer[:bytesRead])
				err, _ := r.(error)
				s.logger.LogErr(time.Now(), nil, nil, peer, ErrPanic, err)
				glog.Errorf("%s: %s", r, debug.Stack())
			}
		}()

		if s.config.Version == 4 {
			s.handleRawPacketV4(buffer[:bytesRead], peer)
		} else if s.config.Version == 6 {
			s.handleRawPacketV6(buffer[:bytesRead], peer)
		}
	}()
}