1079 lines
38 KiB
Cython
1079 lines
38 KiB
Cython
cimport cspdylay
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from libc.stdlib cimport malloc, free
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from libc.string cimport memcpy, memset
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from libc.stdint cimport uint8_t, uint16_t, uint32_t, int32_t
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class EOFError(Exception):
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pass
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class CallbackFailureError(Exception):
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pass
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class TemporalCallbackFailureError(Exception):
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pass
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class InvalidArgumentError(Exception):
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pass
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class ZlibError(Exception):
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pass
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class UnsupportedVersionError(Exception):
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pass
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class StreamClosedError(Exception):
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pass
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class DataProvider:
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def __init__(self, source, read_cb):
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self.source = source
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self.read_cb = read_cb
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cdef class CtrlFrame:
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cdef uint16_t version
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cdef uint16_t frame_type
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cdef uint8_t flags
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cdef int32_t length
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cdef void fillhd(self, cspdylay.spdylay_ctrl_hd *hd):
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self.version = hd.version
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self.frame_type = hd.type
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self.flags = hd.flags
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self.length = hd.length
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property version:
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def __get__(self):
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return self.version
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property frame_type:
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def __get__(self):
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return self.frame_type
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property flags:
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def __get__(self):
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return self.flags
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property length:
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def __get__(self):
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return self.length
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cdef class SynStreamFrame(CtrlFrame):
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cdef int32_t stream_id
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cdef int32_t assoc_stream_id
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cdef uint8_t pri
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cdef uint8_t slot
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cdef object nv
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cdef void fill(self, cspdylay.spdylay_syn_stream *frame):
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self.fillhd(&frame.hd)
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self.stream_id = frame.stream_id
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self.assoc_stream_id = frame.assoc_stream_id
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self.pri = frame.pri
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self.slot = frame.slot
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self.nv = cnv2pynv(frame.nv)
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property stream_id:
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def __get__(self):
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return self.stream_id
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property assoc_stream_id:
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def __get__(self):
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return self.assoc_stream_id
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property pri:
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def __get__(self):
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return self.pri
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property nv:
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def __get__(self):
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return self.nv
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cdef class SynReplyFrame(CtrlFrame):
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cdef int32_t stream_id
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cdef object nv
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cdef void fill(self, cspdylay.spdylay_syn_reply *frame):
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self.fillhd(&frame.hd)
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self.stream_id = frame.stream_id
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self.nv = cnv2pynv(frame.nv)
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property stream_id:
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def __get__(self):
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return self.stream_id
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property nv:
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def __get__(self):
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return self.nv
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cdef class HeadersFrame(CtrlFrame):
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cdef int32_t stream_id
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cdef object nv
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cdef void fill(self, cspdylay.spdylay_headers *frame):
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self.fillhd(&frame.hd)
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self.stream_id = frame.stream_id
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self.nv = cnv2pynv(frame.nv)
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property stream_id:
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def __get__(self):
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return self.stream_id
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property nv:
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def __get__(self):
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return self.nv
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cdef class RstStreamFrame(CtrlFrame):
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cdef int32_t stream_id
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cdef uint32_t status_code
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cdef void fill(self, cspdylay.spdylay_rst_stream *frame):
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self.fillhd(&frame.hd)
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self.stream_id = frame.stream_id
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self.status_code = frame.status_code
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property stream_id:
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def __get__(self):
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return self.stream_id
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property status_code:
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def __get__(self):
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return self.status_code
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cdef class SettingsFrame(CtrlFrame):
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cdef object iv
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cdef void fill(self, cspdylay.spdylay_settings *frame):
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self.fillhd(&frame.hd)
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self.iv = csettings2pysettings(frame.niv, frame.iv)
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property iv:
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def __get__(self):
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return self.iv
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cdef class PingFrame(CtrlFrame):
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cdef uint32_t unique_id
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cdef void fill(self, cspdylay.spdylay_ping *frame):
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self.fillhd(&frame.hd)
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self.unique_id = frame.unique_id
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property unique_id:
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def __get__(self):
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return self.unique_id
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cdef class GoawayFrame(CtrlFrame):
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cdef int32_t last_good_stream_id
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cdef uint32_t status_code
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cdef void fill(self, cspdylay.spdylay_goaway *frame):
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self.fillhd(&frame.hd)
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self.last_good_stream_id = frame.last_good_stream_id
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self.status_code = frame.status_code
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property last_good_stream_id:
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def __get__(self):
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return self.last_good_stream_id
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property status_code:
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def __get__(self):
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return self.status_code
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cdef class WindowUpdateFrame(CtrlFrame):
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cdef int32_t stream_id
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cdef int32_t delta_window_size
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cdef void fill(self, cspdylay.spdylay_window_update *frame):
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self.fillhd(&frame.hd)
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self.stream_id = frame.stream_id
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self.delta_window_size = frame.delta_window_size
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property stream_id:
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def __get__(self):
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return self.stream_id
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property delta_window_size:
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def __get__(self):
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return self.delta_window_size
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cdef object cnv2pynv(char **nv):
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''' Convert C-style name/value pairs ``nv`` to Python style
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pairs. We assume that strings in nv is UTF-8 encoded as per SPDY
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spec. In Python pairs, we use unicode string.'''
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cdef size_t i
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pynv = []
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i = 0
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while nv[i] != NULL:
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pynv.append((nv[i].decode('UTF-8'), nv[i+1].decode('UTF-8')))
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i += 2
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return pynv
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cdef char** pynv2cnv(object nv) except *:
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''' Convert Python style UTF-8 name/value pairs ``nv`` to C-style
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pairs. Python style name/value pairs are list of tuple (key,
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value).'''
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cdef char **cnv = <char**>malloc((len(nv)*2+1)*sizeof(char*))
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cdef size_t i
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if cnv == NULL:
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raise MemoryError()
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i = 0
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for n, v in nv:
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cnv[i] = n
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i += 1
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cnv[i] = v
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i += 1
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cnv[i] = NULL
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return cnv
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cdef pynv_encode(nv):
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res = []
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for k, v in nv:
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res.append((k.encode('UTF-8'), v.encode('UTF-8')))
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return res
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cdef object csettings2pysettings(size_t niv,
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cspdylay.spdylay_settings_entry *iv):
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cdef size_t i = 0
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cdef cspdylay.spdylay_settings_entry *ent
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res = []
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while i < niv:
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ent = &iv[i]
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res.append((ent.settings_id, ent.flags, ent.value))
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i += 1
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return res
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cdef cspdylay.spdylay_settings_entry* pysettings2csettings(object iv) except *:
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cdef size_t i
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cdef cspdylay.spdylay_settings_entry *civ =\
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<cspdylay.spdylay_settings_entry*>malloc(\
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len(iv)*sizeof(cspdylay.spdylay_settings_entry))
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if civ == NULL:
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raise MemoryError()
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i = 0
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for settings_id, flags, value in iv:
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civ[i].settings_id = settings_id
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civ[i].flags = flags
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civ[i].value = value
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i += 1
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return civ
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cdef cspdylay.spdylay_data_provider create_c_data_prd\
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(cspdylay.spdylay_data_provider *cdata_prd, object pydata_prd):
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cdata_prd.source.ptr = <void*>pydata_prd
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cdata_prd.read_callback = read_callback
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cdef object cframe2pyframe(cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame):
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cdef SynStreamFrame syn_stream
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cdef SynReplyFrame syn_reply
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cdef HeadersFrame headers
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cdef RstStreamFrame rst_stream
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cdef SettingsFrame settings
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cdef PingFrame ping
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cdef GoawayFrame goaway
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cdef WindowUpdateFrame window_update
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cdef object pyframe = None
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if frame_type == cspdylay.SPDYLAY_SYN_STREAM:
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syn_stream = SynStreamFrame()
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syn_stream.fill(&frame.syn_stream)
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pyframe = syn_stream
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elif frame_type == cspdylay.SPDYLAY_SYN_REPLY:
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syn_reply = SynReplyFrame()
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syn_reply.fill(&frame.syn_reply)
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pyframe = syn_reply
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elif frame_type == cspdylay.SPDYLAY_HEADERS:
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headers = HeadersFrame()
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headers.fill(&frame.headers)
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pyframe = headers
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elif frame_type == cspdylay.SPDYLAY_RST_STREAM:
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rst_stream = RstStreamFrame()
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rst_stream.fill(&frame.rst_stream)
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pyframe = rst_stream
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elif frame_type == cspdylay.SPDYLAY_SETTINGS:
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settings = SettingsFrame()
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settings.fill(&frame.settings)
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pyframe = settings
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elif frame_type == cspdylay.SPDYLAY_PING:
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ping = PingFrame()
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ping.fill(&frame.ping)
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pyframe = ping
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elif frame_type == cspdylay.SPDYLAY_GOAWAY:
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goaway = GoawayFrame()
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goaway.fill(&frame.goaway)
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pyframe = goaway
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elif frame_type == cspdylay.SPDYLAY_WINDOW_UPDATE:
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window_update = WindowUpdateFrame()
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window_update.fill(&frame.window_update)
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pyframe = window_update
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return pyframe
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cdef void _call_frame_callback(Session pysession,
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cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame,
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object callback):
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if not callback:
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return
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pyframe = cframe2pyframe(frame_type, frame)
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if pyframe:
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try:
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callback(pysession, pyframe)
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except Exception as e:
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pysession.error = e
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except BaseException as e:
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pysession.base_error = e
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cdef void on_ctrl_recv_callback(cspdylay.spdylay_session *session,
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cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame,
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void *user_data):
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cdef Session pysession = <Session>user_data
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_call_frame_callback(pysession, frame_type, frame,
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pysession.on_ctrl_recv_cb)
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cdef void on_invalid_ctrl_recv_callback(cspdylay.spdylay_session *session,
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cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame,
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uint32_t status_code,
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void *user_data):
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cdef Session pysession = <Session>user_data
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if not pysession.on_invalid_ctrl_recv_cb:
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return
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pyframe = cframe2pyframe(frame_type, frame)
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if pyframe:
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try:
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pysession.on_invalid_ctrl_recv_cb(pysession, pyframe, status_code)
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except Exception as e:
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pysession.error = e
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except BaseException as e:
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pysession.base_error = e
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cdef void before_ctrl_send_callback(cspdylay.spdylay_session *session,
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cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame,
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void *user_data):
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cdef Session pysession = <Session>user_data
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_call_frame_callback(pysession, frame_type, frame,
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pysession.before_ctrl_send_cb)
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cdef void on_ctrl_send_callback(cspdylay.spdylay_session *session,
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cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame,
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void *user_data):
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cdef Session pysession = <Session>user_data
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_call_frame_callback(pysession, frame_type, frame,
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pysession.on_ctrl_send_cb)
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cdef void on_ctrl_not_send_callback(cspdylay.spdylay_session *session,
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cspdylay.spdylay_frame_type frame_type,
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cspdylay.spdylay_frame *frame,
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int error_code,
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void *user_data):
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cdef Session pysession = <Session>user_data
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if not pysession.on_ctrl_not_send_cb:
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return
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pyframe = cframe2pyframe(frame_type, frame)
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if pyframe:
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try:
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pysession.on_ctrl_not_send_cb(pysession, pyframe, error_code)
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except Exception as e:
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pysession.error = e
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except BaseException as e:
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pysession.base_error = e
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cdef void on_ctrl_recv_parse_error_callback(\
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cspdylay.spdylay_session *session,
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cspdylay.spdylay_frame_type frame_type,
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uint8_t *head, size_t headlen,
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uint8_t *payload, size_t payloadlen,
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int error_code, void *user_data):
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cdef Session pysession = <Session>user_data
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if not pysession.on_ctrl_recv_parse_error_cb:
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return
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try:
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pysession.on_ctrl_recv_parse_error_cb(pysession, frame_type,
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(<char*>head)[:headlen],
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(<char*>payload)[:payloadlen],
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error_code)
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except Exception as e:
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pysession.error = e
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except BaseException as e:
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pysession.base_error = e
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cdef void on_unknown_ctrl_recv_callback(cspdylay.spdylay_session *session,
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uint8_t *head, size_t headlen,
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uint8_t *payload, size_t payloadlen,
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void *user_data):
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cdef Session pysession = <Session>user_data
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if not pysession.on_unknown_ctrl_recv_cb:
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return
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try:
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pysession.on_unknown_ctrl_recv_cb(pysession,
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(<char*>head)[:headlen],
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(<char*>payload)[:payloadlen])
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except Exception as e:
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pysession.error = e
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except BaseException as e:
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pysession.base_error = e
|
|
|
|
cdef ssize_t recv_callback(cspdylay.spdylay_session *session,
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uint8_t *buf, size_t length,
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int flags, void *user_data):
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cdef Session pysession = <Session>user_data
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if pysession.recv_callback:
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try:
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data = pysession.recv_callback(pysession, length)
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except EOFError as e:
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pysession.error = e
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return cspdylay.SPDYLAY_ERR_EOF
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except CallbackFailureError as e:
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pysession.error = e
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return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
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except Exception as e:
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pysession.error = e
|
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return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
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except BaseException as e:
|
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pysession.base_error = e
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return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
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if data:
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if len(data) > length:
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return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
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memcpy(buf, <char*>data, len(data))
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return len(data)
|
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else:
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return cspdylay.SPDYLAY_ERR_WOULDBLOCK
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else:
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return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
|
|
cdef ssize_t send_callback(cspdylay.spdylay_session *session,
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uint8_t *data, size_t length, int flags,
|
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void *user_data):
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cdef Session pysession = <Session>user_data
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|
if pysession.send_callback:
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|
try:
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rv = pysession.send_callback(pysession, (<char*>data)[:length])
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|
except CallbackFailureError as e:
|
|
pysession.error = e
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|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
except Exception as e:
|
|
pysession.error = e
|
|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
|
|
if rv:
|
|
return rv
|
|
else:
|
|
return cspdylay.SPDYLAY_ERR_WOULDBLOCK
|
|
else:
|
|
# If no send_callback is given, pretend all data were sent and
|
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# just return length
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return length
|
|
|
|
cdef void on_data_chunk_recv_callback(cspdylay.spdylay_session *session,
|
|
uint8_t flags, int32_t stream_id,
|
|
uint8_t *data, size_t length,
|
|
void *user_data):
|
|
cdef Session pysession = <Session>user_data
|
|
if pysession.on_data_chunk_recv_cb:
|
|
try:
|
|
pysession.on_data_chunk_recv_cb(pysession, flags, stream_id,
|
|
(<char*>data)[:length])
|
|
except Exception as e:
|
|
pysession.error = e
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
|
|
cdef void on_data_recv_callback(cspdylay.spdylay_session *session,
|
|
uint8_t flags, int32_t stream_id,
|
|
int32_t length, void *user_data):
|
|
cdef Session pysession = <Session>user_data
|
|
if pysession.on_data_recv_cb:
|
|
try:
|
|
pysession.on_data_recv_cb(pysession, flags, stream_id, length)
|
|
except Exception as e:
|
|
pysession.error = e
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
|
|
cdef void on_data_send_callback(cspdylay.spdylay_session *session,
|
|
uint8_t flags, int32_t stream_id,
|
|
int32_t length, void *user_data):
|
|
cdef Session pysession = <Session>user_data
|
|
if pysession.on_data_send_cb:
|
|
try:
|
|
pysession.on_data_send_cb(pysession, flags, stream_id, length)
|
|
except Exception as e:
|
|
pysession.error = e
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
|
|
cdef void on_stream_close_callback(cspdylay.spdylay_session *session,
|
|
int32_t stream_id,
|
|
cspdylay.spdylay_status_code status_code,
|
|
void *user_data):
|
|
cdef Session pysession = <Session>user_data
|
|
if pysession.on_stream_close_cb:
|
|
try:
|
|
pysession.on_stream_close_cb(pysession, stream_id, status_code)
|
|
except Exception as e:
|
|
pysession.error = e
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
|
|
cdef void on_request_recv_callback(cspdylay.spdylay_session *session,
|
|
int32_t stream_id,
|
|
void *user_data):
|
|
cdef Session pysession = <Session>user_data
|
|
if pysession.on_request_recv_cb:
|
|
try:
|
|
pysession.on_request_recv_cb(pysession, stream_id)
|
|
except Exception as e:
|
|
pysession.error = e
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
|
|
cdef class ReadCtrl:
|
|
cdef int flags
|
|
|
|
def __cinit__(self):
|
|
self.flags = 0
|
|
|
|
property flags:
|
|
def __set__(self, value):
|
|
self.flags = value
|
|
|
|
cdef ssize_t read_callback(cspdylay.spdylay_session *session,
|
|
int32_t stream_id, uint8_t *buf, size_t length,
|
|
int *eof, cspdylay.spdylay_data_source *source,
|
|
void *user_data):
|
|
cdef Session pysession = <Session>user_data
|
|
cdef ReadCtrl read_ctrl = ReadCtrl()
|
|
data_prd = <object>source.ptr
|
|
|
|
try:
|
|
res = data_prd.read_cb(pysession, stream_id, length, read_ctrl,
|
|
data_prd.source)
|
|
except TemporalCallbackFailureError as e:
|
|
return cspdylay.SPDYLAY_ERR_TEMPORAL_CALLBACK_FAILURE
|
|
except CallbackFailureError as e:
|
|
pysession.error = e
|
|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
except Exception as e:
|
|
pysession.error = e
|
|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
except BaseException as e:
|
|
pysession.base_error = e
|
|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
|
|
if read_ctrl.flags & READ_EOF:
|
|
eof[0] = 1
|
|
if res == cspdylay.SPDYLAY_ERR_DEFERRED:
|
|
return res
|
|
elif res:
|
|
if len(res) > length:
|
|
return cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
memcpy(buf, <char*>res, len(res))
|
|
return len(res)
|
|
else:
|
|
return 0
|
|
|
|
cdef class Session:
|
|
cdef cspdylay.spdylay_session *_c_session
|
|
cdef object recv_callback
|
|
cdef object send_callback
|
|
cdef object on_ctrl_recv_cb
|
|
cdef object on_invalid_ctrl_recv_cb
|
|
cdef object on_data_chunk_recv_cb
|
|
cdef object on_data_recv_cb
|
|
cdef object before_ctrl_send_cb
|
|
cdef object on_ctrl_send_cb
|
|
cdef object on_ctrl_not_send_cb
|
|
cdef object on_data_send_cb
|
|
cdef object on_stream_close_cb
|
|
cdef object on_request_recv_cb
|
|
cdef object on_ctrl_recv_parse_error_cb
|
|
cdef object on_unknown_ctrl_recv_cb
|
|
cdef object user_data
|
|
|
|
cdef object error
|
|
cdef object base_error
|
|
|
|
property user_data:
|
|
def __get__(self):
|
|
return self.user_data
|
|
|
|
def __cinit__(self, side, version, config=None,
|
|
send_cb=None, recv_cb=None,
|
|
on_ctrl_recv_cb=None,
|
|
on_invalid_ctrl_recv_cb=None,
|
|
on_data_chunk_recv_cb=None,
|
|
on_data_recv_cb=None,
|
|
before_ctrl_send_cb=None,
|
|
on_ctrl_send_cb=None,
|
|
on_ctrl_not_send_cb=None,
|
|
on_data_send_cb=None,
|
|
on_stream_close_cb=None,
|
|
on_request_recv_cb=None,
|
|
on_ctrl_recv_parse_error_cb=None,
|
|
on_unknown_ctrl_recv_cb=None,
|
|
user_data=None):
|
|
cdef cspdylay.spdylay_session_callbacks c_session_callbacks
|
|
cdef int rv
|
|
self._c_session = NULL
|
|
memset(&c_session_callbacks, 0, sizeof(c_session_callbacks))
|
|
c_session_callbacks.recv_callback = \
|
|
<cspdylay.spdylay_recv_callback>recv_callback
|
|
c_session_callbacks.send_callback = \
|
|
<cspdylay.spdylay_send_callback>send_callback
|
|
c_session_callbacks.on_ctrl_recv_callback = \
|
|
<cspdylay.spdylay_on_ctrl_recv_callback>on_ctrl_recv_callback
|
|
c_session_callbacks.on_invalid_ctrl_recv_callback = \
|
|
<cspdylay.spdylay_on_invalid_ctrl_recv_callback>\
|
|
on_invalid_ctrl_recv_callback
|
|
c_session_callbacks.on_data_chunk_recv_callback = \
|
|
<cspdylay.spdylay_on_data_chunk_recv_callback>\
|
|
on_data_chunk_recv_callback
|
|
c_session_callbacks.on_data_recv_callback = \
|
|
<cspdylay.spdylay_on_data_recv_callback>on_data_recv_callback
|
|
c_session_callbacks.before_ctrl_send_callback = \
|
|
<cspdylay.spdylay_before_ctrl_send_callback>\
|
|
before_ctrl_send_callback
|
|
c_session_callbacks.on_ctrl_send_callback = \
|
|
<cspdylay.spdylay_on_ctrl_send_callback>on_ctrl_send_callback
|
|
c_session_callbacks.on_ctrl_not_send_callback = \
|
|
<cspdylay.spdylay_on_ctrl_not_send_callback>\
|
|
on_ctrl_not_send_callback
|
|
c_session_callbacks.on_data_send_callback = \
|
|
<cspdylay.spdylay_on_data_send_callback>on_data_send_callback
|
|
c_session_callbacks.on_stream_close_callback = \
|
|
<cspdylay.spdylay_on_stream_close_callback>on_stream_close_callback
|
|
c_session_callbacks.on_request_recv_callback = \
|
|
<cspdylay.spdylay_on_request_recv_callback>on_request_recv_callback
|
|
# c_session_callbacks.get_credential_proof = NULL
|
|
# c_session_callbacks.get_credential_ncerts = NULL
|
|
# c_session_callbacks.get_credential_cert = NULL
|
|
c_session_callbacks.on_ctrl_recv_parse_error_callback = \
|
|
<cspdylay.spdylay_on_ctrl_recv_parse_error_callback>\
|
|
on_ctrl_recv_parse_error_callback
|
|
c_session_callbacks.on_unknown_ctrl_recv_callback = \
|
|
<cspdylay.spdylay_on_unknown_ctrl_recv_callback>\
|
|
on_unknown_ctrl_recv_callback
|
|
|
|
self.recv_callback = recv_cb
|
|
self.send_callback = send_cb
|
|
self.on_ctrl_recv_cb = on_ctrl_recv_cb
|
|
self.on_invalid_ctrl_recv_cb = on_invalid_ctrl_recv_cb
|
|
self.on_data_chunk_recv_cb = on_data_chunk_recv_cb
|
|
self.on_data_recv_cb = on_data_recv_cb
|
|
self.before_ctrl_send_cb = before_ctrl_send_cb
|
|
self.on_ctrl_send_cb = on_ctrl_send_cb
|
|
self.on_ctrl_not_send_cb = on_ctrl_not_send_cb
|
|
self.on_data_send_cb = on_data_send_cb
|
|
self.on_stream_close_cb = on_stream_close_cb
|
|
self.on_request_recv_cb = on_request_recv_cb
|
|
self.on_ctrl_recv_parse_error_cb = on_ctrl_recv_parse_error_cb
|
|
self.on_unknown_ctrl_recv_cb = on_unknown_ctrl_recv_cb
|
|
|
|
self.user_data = user_data
|
|
|
|
if side == CLIENT:
|
|
rv = cspdylay.spdylay_session_client_new(&self._c_session,
|
|
version,
|
|
&c_session_callbacks,
|
|
<void*>self)
|
|
elif side == SERVER:
|
|
rv = cspdylay.spdylay_session_server_new(&self._c_session,
|
|
version,
|
|
&c_session_callbacks,
|
|
<void*>self)
|
|
else:
|
|
raise InvalidArgumentError('side must be either CLIENT or SERVER')
|
|
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
elif rv == cspdylay.SPDYLAY_ERR_ZLIB:
|
|
raise ZlibError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_UNSUPPORTED_VERSION:
|
|
raise UnsupportedVersionError(cspdylay.spdylay_strerror(rv))
|
|
|
|
def __init__(self, side, version, config=None,
|
|
send_cb=None, recv_cb=None,
|
|
on_ctrl_recv_cb=None,
|
|
on_invalid_ctrl_recv_cb=None,
|
|
on_data_chunk_recv_cb=None,
|
|
on_data_recv_cb=None,
|
|
before_ctrl_send_cb=None,
|
|
on_ctrl_send_cb=None,
|
|
on_ctrl_not_send_cb=None,
|
|
on_data_send_cb=None,
|
|
on_stream_close_cb=None,
|
|
on_request_recv_cb=None,
|
|
on_ctrl_recv_parse_error_cb=None,
|
|
user_data=None):
|
|
pass
|
|
|
|
def __dealloc__(self):
|
|
cspdylay.spdylay_session_del(self._c_session)
|
|
|
|
cpdef recv(self, data=None):
|
|
cdef int rv
|
|
cdef char *c_data
|
|
self.error = self.base_error = None
|
|
if data is None:
|
|
rv = cspdylay.spdylay_session_recv(self._c_session)
|
|
else:
|
|
c_data = data
|
|
rv = cspdylay.spdylay_session_mem_recv(self._c_session,
|
|
<uint8_t*>c_data, len(data))
|
|
if self.base_error:
|
|
raise self.base_error
|
|
if self.error:
|
|
raise self.error
|
|
|
|
if rv >= 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_EOF:
|
|
raise EOFError()
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
elif rv == cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE:
|
|
raise CallbackFailureError()
|
|
|
|
cpdef send(self):
|
|
cdef int rv
|
|
self.error = self.base_error = None
|
|
rv = cspdylay.spdylay_session_send(self._c_session)
|
|
if self.base_error:
|
|
raise self.base_error
|
|
elif self.error:
|
|
raise self.error
|
|
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
elif rv == cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE:
|
|
raise CallbackFailureError()
|
|
|
|
cpdef resume_data(self, stream_id):
|
|
cpdef int rv
|
|
rv = cspdylay.spdylay_session_resume_data(self._c_session, stream_id)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef want_read(self):
|
|
return cspdylay.spdylay_session_want_read(self._c_session)
|
|
|
|
cpdef want_write(self):
|
|
return cspdylay.spdylay_session_want_write(self._c_session)
|
|
|
|
cpdef get_stream_user_data(self, stream_id):
|
|
return <object>cspdylay.spdylay_session_get_stream_user_data(\
|
|
self._c_session, stream_id)
|
|
|
|
cpdef get_outbound_queue_size(self):
|
|
return cspdylay.spdylay_session_get_outbound_queue_size(\
|
|
self._c_session)
|
|
|
|
cpdef get_pri_lowest(self):
|
|
return cspdylay.spdylay_session_get_pri_lowest(self._c_session)
|
|
|
|
|
|
cpdef fail_session(self, status_code):
|
|
cdef int rv
|
|
rv = cspdylay.spdylay_session_fail_session(self._c_session,
|
|
status_code)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_request(self, pri, nv, data_prd=None, stream_user_data=None):
|
|
cdef cspdylay.spdylay_data_provider c_data_prd
|
|
cdef cspdylay.spdylay_data_provider *c_data_prd_ptr
|
|
cpdef int rv
|
|
cdef char **cnv
|
|
nv = pynv_encode(nv)
|
|
cnv = pynv2cnv(nv)
|
|
if data_prd:
|
|
create_c_data_prd(&c_data_prd, data_prd)
|
|
c_data_prd_ptr = &c_data_prd
|
|
else:
|
|
c_data_prd_ptr = NULL
|
|
|
|
rv = cspdylay.spdylay_submit_request(self._c_session, pri, cnv,
|
|
c_data_prd_ptr,
|
|
<void*>stream_user_data)
|
|
free(cnv)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_response(self, stream_id, nv, data_prd=None):
|
|
cdef cspdylay.spdylay_data_provider c_data_prd
|
|
cdef cspdylay.spdylay_data_provider *c_data_prd_ptr
|
|
cpdef int rv
|
|
cdef char **cnv
|
|
nv = pynv_encode(nv)
|
|
cnv = pynv2cnv(nv)
|
|
if data_prd:
|
|
create_c_data_prd(&c_data_prd, data_prd)
|
|
c_data_prd_ptr = &c_data_prd
|
|
else:
|
|
c_data_prd_ptr = NULL
|
|
|
|
rv = cspdylay.spdylay_submit_response(self._c_session, stream_id,
|
|
cnv, c_data_prd_ptr)
|
|
free(cnv)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_syn_stream(self, flags, assoc_stream_id, pri, nv,
|
|
stream_user_data):
|
|
cdef int rv
|
|
cdef char **cnv
|
|
nv = pynv_encode(nv)
|
|
cnv = pynv2cnv(nv)
|
|
rv = cspdylay.spdylay_submit_syn_stream(self._c_session,
|
|
flags,
|
|
assoc_stream_id,
|
|
pri,
|
|
cnv,
|
|
<void*>stream_user_data)
|
|
free(cnv)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_syn_reply(self, flags, stream_id, nv):
|
|
cdef int rv
|
|
cdef char **cnv
|
|
nv = pynv_encode(nv)
|
|
cnv = pynv2cnv(nv)
|
|
rv = cspdylay.spdylay_submit_syn_reply(self._c_session,
|
|
flags, stream_id, cnv)
|
|
free(cnv)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_headers(self, flags, stream_id, nv):
|
|
cdef int rv
|
|
cdef char **cnv
|
|
nv = pynv_encode(nv)
|
|
cnv = pynv2cnv(nv)
|
|
rv = cspdylay.spdylay_submit_headers(self._c_session,
|
|
flags, stream_id, cnv)
|
|
free(cnv)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_data(self, stream_id, flags, data_prd):
|
|
cdef cspdylay.spdylay_data_provider c_data_prd
|
|
cdef cspdylay.spdylay_data_provider *c_data_prd_ptr
|
|
cpdef int rv
|
|
if data_prd:
|
|
create_c_data_prd(&c_data_prd, data_prd)
|
|
c_data_prd_ptr = &c_data_prd
|
|
else:
|
|
c_data_prd_ptr = NULL
|
|
|
|
rv = cspdylay.spdylay_submit_data(self._c_session, stream_id,
|
|
flags, c_data_prd_ptr)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_rst_stream(self, stream_id, status_code):
|
|
cdef int rv
|
|
rv = cspdylay.spdylay_submit_rst_stream(self._c_session, stream_id,
|
|
status_code)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_ping(self):
|
|
cdef int rv
|
|
rv = cspdylay.spdylay_submit_ping(self._c_session)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_goaway(self, status_code):
|
|
cdef int rv
|
|
rv = cspdylay.spdylay_submit_goaway(self._c_session, status_code)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_window_update(self, stream_id, delta_window_size):
|
|
cdef int rv
|
|
rv = cspdylay.spdylay_submit_window_update(self._c_session, stream_id,
|
|
delta_window_size)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError()
|
|
elif rv == cspdylay.SPDYLAY_ERR_STREAM_CLOSED:
|
|
raise StreamClosedError()
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
cpdef submit_settings(self, flags, iv):
|
|
''' Submit SETTINGS frame. iv is list of tuple (settings_id,
|
|
flag, value)
|
|
'''
|
|
cdef int rv
|
|
cdef cspdylay.spdylay_settings_entry *civ = pysettings2csettings(iv)
|
|
rv = cspdylay.spdylay_submit_settings(self._c_session, flags,
|
|
civ, len(iv))
|
|
free(civ)
|
|
if rv == 0:
|
|
return
|
|
elif rv == cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT:
|
|
raise InvalidArgumentError(cspdylay.spdylay_strerror(rv))
|
|
elif rv == cspdylay.SPDYLAY_ERR_NOMEM:
|
|
raise MemoryError()
|
|
|
|
# Side
|
|
CLIENT = 1
|
|
SERVER = 2
|
|
|
|
# SPDY protocol version
|
|
PROTO_SPDY2 = cspdylay.SPDYLAY_PROTO_SPDY2
|
|
PROTO_SPDY3 = cspdylay.SPDYLAY_PROTO_SPDY3
|
|
|
|
# Control frame flags
|
|
CTRL_FLAG_NONE = cspdylay.SPDYLAY_CTRL_FLAG_NONE
|
|
CTRL_FLAG_FIN = cspdylay.SPDYLAY_CTRL_FLAG_FIN
|
|
CTRL_FLAG_UNIDIRECTIONAL = cspdylay.SPDYLAY_CTRL_FLAG_UNIDIRECTIONAL
|
|
|
|
# Data frame flags
|
|
DATA_FLAG_NONE = cspdylay.SPDYLAY_DATA_FLAG_NONE
|
|
DATA_FLAG_FIN = cspdylay.SPDYLAY_DATA_FLAG_FIN
|
|
|
|
# Error codes
|
|
ERR_INVALID_ARGUMENT = cspdylay.SPDYLAY_ERR_INVALID_ARGUMENT
|
|
ERR_ZLIB = cspdylay.SPDYLAY_ERR_ZLIB
|
|
ERR_UNSUPPORTED_VERSION = cspdylay.SPDYLAY_ERR_UNSUPPORTED_VERSION
|
|
ERR_WOULDBLOCK = cspdylay.SPDYLAY_ERR_WOULDBLOCK
|
|
ERR_PROTO = cspdylay.SPDYLAY_ERR_PROTO
|
|
ERR_INVALID_FRAME = cspdylay.SPDYLAY_ERR_INVALID_FRAME
|
|
ERR_EOF = cspdylay.SPDYLAY_ERR_EOF
|
|
ERR_DEFERRED = cspdylay.SPDYLAY_ERR_DEFERRED
|
|
ERR_STREAM_ID_NOT_AVAILABLE = cspdylay.SPDYLAY_ERR_STREAM_ID_NOT_AVAILABLE
|
|
ERR_STREAM_CLOSED = cspdylay.SPDYLAY_ERR_STREAM_CLOSED
|
|
ERR_STREAM_CLOSING = cspdylay.SPDYLAY_ERR_STREAM_CLOSING
|
|
ERR_STREAM_SHUT_WR = cspdylay.SPDYLAY_ERR_STREAM_SHUT_WR
|
|
ERR_INVALID_STREAM_ID = cspdylay.SPDYLAY_ERR_INVALID_STREAM_ID
|
|
ERR_INVALID_STREAM_STATE = cspdylay.SPDYLAY_ERR_INVALID_STREAM_STATE
|
|
ERR_DEFERRED_DATA_EXIST = cspdylay.SPDYLAY_ERR_DEFERRED_DATA_EXIST
|
|
ERR_SYN_STREAM_NOT_ALLOWED = cspdylay.SPDYLAY_ERR_SYN_STREAM_NOT_ALLOWED
|
|
ERR_GOAWAY_ALREADY_SENT = cspdylay.SPDYLAY_ERR_GOAWAY_ALREADY_SENT
|
|
ERR_INVALID_HEADER_BLOCK = cspdylay.SPDYLAY_ERR_INVALID_HEADER_BLOCK
|
|
ERR_INVALID_STATE = cspdylay.SPDYLAY_ERR_INVALID_STATE
|
|
ERR_GZIP = cspdylay.SPDYLAY_ERR_GZIP
|
|
ERR_TEMPORAL_CALLBACK_FAILURE = cspdylay.SPDYLAY_ERR_TEMPORAL_CALLBACK_FAILURE
|
|
ERR_FATAL = cspdylay.SPDYLAY_ERR_FATAL
|
|
ERR_NOMEM = cspdylay.SPDYLAY_ERR_NOMEM
|
|
ERR_CALLBACK_FAILURE = cspdylay.SPDYLAY_ERR_CALLBACK_FAILURE
|
|
|
|
# Read Callback Flags
|
|
READ_EOF = 1
|
|
|
|
# The status code for RST_STREAM
|
|
OK = cspdylay.SPDYLAY_OK
|
|
PROTOCOL_ERROR = cspdylay.SPDYLAY_PROTOCOL_ERROR
|
|
INVALID_STREAM = cspdylay.SPDYLAY_INVALID_STREAM
|
|
REFUSED_STREAM = cspdylay.SPDYLAY_REFUSED_STREAM
|
|
UNSUPPORTED_VERSION = cspdylay.SPDYLAY_UNSUPPORTED_VERSION
|
|
CANCEL = cspdylay.SPDYLAY_CANCEL
|
|
INTERNAL_ERROR = cspdylay.SPDYLAY_INTERNAL_ERROR
|
|
FLOW_CONTROL_ERROR = cspdylay.SPDYLAY_FLOW_CONTROL_ERROR
|
|
# Following status codes were introduced in SPDY/3
|
|
STREAM_IN_USE = cspdylay.SPDYLAY_STREAM_IN_USE
|
|
STREAM_ALREADY_CLOSED = cspdylay.SPDYLAY_STREAM_ALREADY_CLOSED
|
|
INVALID_CREDENTIALS = cspdylay.SPDYLAY_INVALID_CREDENTIALS
|
|
FRAME_TOO_LARGE = cspdylay.SPDYLAY_FRAME_TOO_LARGE
|
|
|
|
# The status codes for GOAWAY, introduced in SPDY/3.
|
|
GOAWAY_OK = cspdylay.SPDYLAY_GOAWAY_OK
|
|
GOAWAY_PROTOCOL_ERROR = cspdylay.SPDYLAY_GOAWAY_PROTOCOL_ERROR
|
|
GOAWAY_INTERNAL_ERROR = cspdylay.SPDYLAY_GOAWAY_INTERNAL_ERROR
|
|
|
|
# Frame types
|
|
SYN_STREAM = cspdylay.SPDYLAY_SYN_STREAM
|
|
SYN_REPLY = cspdylay.SPDYLAY_SYN_REPLY
|
|
RST_STREAM = cspdylay.SPDYLAY_RST_STREAM
|
|
SETTINGS = cspdylay.SPDYLAY_SETTINGS
|
|
NOOP = cspdylay.SPDYLAY_NOOP
|
|
PING = cspdylay.SPDYLAY_PING
|
|
GOAWAY = cspdylay.SPDYLAY_GOAWAY
|
|
HEADERS = cspdylay.SPDYLAY_HEADERS
|
|
WINDOW_UPDATE = cspdylay.SPDYLAY_WINDOW_UPDATE
|
|
CREDENTIAL = cspdylay.SPDYLAY_CREDENTIAL
|
|
|
|
# The flags for the SETTINGS control frame.
|
|
FLAG_SETTINGS_NONE = cspdylay.SPDYLAY_FLAG_SETTINGS_NONE
|
|
FLAG_SETTINGS_CLEAR_SETTINGS = cspdylay.SPDYLAY_FLAG_SETTINGS_CLEAR_SETTINGS
|
|
|
|
# The flags for SETTINGS ID/value pair.
|
|
ID_FLAG_SETTINGS_NONE = cspdylay.SPDYLAY_ID_FLAG_SETTINGS_NONE
|
|
ID_FLAG_SETTINGS_PERSIST_VALUE = cspdylay.SPDYLAY_ID_FLAG_SETTINGS_PERSIST_VALUE
|
|
ID_FLAG_SETTINGS_PERSISTED = cspdylay.SPDYLAY_ID_FLAG_SETTINGS_PERSISTED
|
|
|
|
# The SETTINGS ID.
|
|
SETTINGS_UPLOAD_BANDWIDTH = cspdylay.SPDYLAY_SETTINGS_UPLOAD_BANDWIDTH
|
|
SETTINGS_DOWNLOAD_BANDWIDTH = cspdylay.SPDYLAY_SETTINGS_DOWNLOAD_BANDWIDTH
|
|
SETTINGS_ROUND_TRIP_TIME = cspdylay.SPDYLAY_SETTINGS_ROUND_TRIP_TIME
|
|
SETTINGS_MAX_CONCURRENT_STREAMS = \
|
|
cspdylay.SPDYLAY_SETTINGS_MAX_CONCURRENT_STREAMS
|
|
SETTINGS_CURRENT_CWND = cspdylay.SPDYLAY_SETTINGS_CURRENT_CWND
|
|
SETTINGS_DOWNLOAD_RETRANS_RATE = \
|
|
cspdylay.SPDYLAY_SETTINGS_DOWNLOAD_RETRANS_RATE
|
|
SETTINGS_INITIAL_WINDOW_SIZE = cspdylay.SPDYLAY_SETTINGS_INITIAL_WINDOW_SIZE
|
|
SETTINGS_CLIENT_CERTIFICATE_VECTOR_SIZE = \
|
|
cspdylay.SPDYLAY_SETTINGS_CLIENT_CERTIFICATE_VECTOR_SIZE
|
|
SETTINGS_MAX = cspdylay.SPDYLAY_SETTINGS_MAX
|