def validateData(self):
if self.preface:
headerOctet = self._recv(9)
if len(headerOctet) == 0:
# when connection closed from client
self.preface = False
return False
info = Http2Header.getHeaderInfo(headerOctet)
if not self.is_goaway or self.is_goaway and (info.type == TYPE.HEADERS or
info.type == TYPE.PRIORITY or
info.type == TYPE.CONTINUATION):
stream = self.getStream(info.streamID)
if not stream:
self.addStream(info.streamID)
stream = self.getStream(info.streamID)
frameFunc = getFrameFunc(info.type)
frame = frameFunc(info, self._recv(info.length))
if info.flags&FLAG.END_HEADERS == FLAG.END_HEADERS:
stream.setHeaders(list2dict(HPACK.decode(stream.headerFlagment+frame.headerFlagment, self.table)))
print "%s\n\t%s\n\t%s" % (recvC.apply("RECV"), stream.string(), frame.string())
if stream.continuing and info.type != TYPE.CONTINUATION:
self.sendFrame(Goaway(self.lastStreamID, err=ERR_CODE.PROTOCOL_ERROR))
if (stream.getState() == STATE.CLOSED and
info.type != TYPE.PRIORITY and
info.type != TYPE.RST_STREAM):
self.sendFrame(Rst_Stream(info.streamID, err=ERR_CODE.STREAM_CLOSED))
frame.recvEval(self)
else:
self._recv(info.length)
else:
data = self._recv(24)
if data == CONNECTION_PREFACE:
self.preface = True
return True
