def __read(self):
"""
Read the next frame(s) from the socket.
"""
fastbuf = StringIO()
while self.__running:
try:
c = self.__socket.recv(1024)
c = decode(c)
# reset the heartbeat for any received message
self.__received_heartbeat = time.time()
except Exception:
_, e, _ = sys.exc_info()
c = ''
if len(c) == 0:
raise exception.ConnectionClosedException()
fastbuf.write(c)
if '\x00' in c:
break
elif c == '\x0a':
# heartbeat (special case)
return c
self.__recvbuf += fastbuf.getvalue()
fastbuf.close()
result = []
if len(self.__recvbuf) > 0 and self.__running:
while True:
pos = self.__recvbuf.find('\x00')
if pos >= 0:
frame = self.__recvbuf[0:pos]
preamble_end = frame.find('\n\n')
if preamble_end >= 0:
content_length_match = Connection.__content_length_re.search(
frame[0:preamble_end])
if content_length_match:
content_length = int(
content_length_match.group('value'))
content_offset = preamble_end + 2
frame_size = content_offset + content_length
if frame_size > len(frame):
#
# Frame contains NUL bytes, need to read more
#
if frame_size < len(self.__recvbuf):
pos = frame_size
frame = self.__recvbuf[0:pos]
else:
#
# Haven't read enough data yet, exit loop and wait for more to arrive
#
break
result.append(frame)
self.__recvbuf = self.__recvbuf[pos + 1:]
else:
break
return result
def __read(self):
"""
Read the next frame(s) from the socket.
"""
fastbuf = StringIO()
while self.__running:
try:
c = self.__socket.recv(1024)
c = decode(c)
# reset the heartbeat for any received message
self.__received_heartbeat = time.time()
except Exception:
_, e, _ = sys.exc_info()
c = ''
if len(c) == 0:
raise exception.ConnectionClosedException()
fastbuf.write(c)
if '\x00' in c:
break
elif c == '\x0a':
# heartbeat (special case)
return c
self.__recvbuf += fastbuf.getvalue()
fastbuf.close()
result = []
if len(self.__recvbuf) > 0 and self.__running:
while True:
pos = self.__recvbuf.find('\x00')
if pos >= 0:
frame = self.__recvbuf[0:pos]
preamble_end = frame.find('\n\n')
if preamble_end >= 0:
content_length_match = Connection.__content_length_re.search(frame[0:preamble_end])
if content_length_match:
content_length = int(content_length_match.group('value'))
content_offset = preamble_end + 2
frame_size = content_offset + content_length
if frame_size > len(frame):
#
# Frame contains NUL bytes, need to read more
#
if frame_size < len(self.__recvbuf):
pos = frame_size
frame = self.__recvbuf[0:pos]
else:
#
# Haven't read enough data yet, exit loop and wait for more to arrive
#
break
result.append(frame)
self.__recvbuf = self.__recvbuf[pos+1:]
else:
break
return result
def __read(self):
"""
Read the next frame(s) from the socket.
"""
fastbuf = StringIO()
while self.running:
try:
try:
c = self.read_from_socket()
except socket.error:
_, e, _ = sys.exc_info()
if get_errno(e) in (errno.EAGAIN, errno.EINTR):
log.debug("socket read interrupted, restarting")
continue
raise
c = decode(c)
except Exception:
_, e, _ = sys.exc_info()
c = ''
if len(c) == 0:
raise exception.ConnectionClosedException()
fastbuf.write(c)
if '\x00' in c:
break
elif c == '\x0a':
# heartbeat (special case)
return c
self.__recvbuf += fastbuf.getvalue()
fastbuf.close()
result = []
if len(self.__recvbuf) > 0 and self.running:
while True:
pos = self.__recvbuf.find('\x00')
if pos >= 0:
frame = self.__recvbuf[0:pos]
preamble_end = frame.find('\n\n')
if preamble_end >= 0:
content_length_match = Transport.__content_length_re.search(
frame[0:preamble_end])
if content_length_match:
content_length = int(
content_length_match.group('value'))
content_offset = preamble_end + 2
frame_size = content_offset + content_length
if frame_size > len(frame):
#
# Frame contains NUL bytes, need to read more
#
if frame_size < len(self.__recvbuf):
pos = frame_size
frame = self.__recvbuf[0:pos]
else:
#
# Haven't read enough data yet, exit loop and wait for more to arrive
#
break
result.append(frame)
self.__recvbuf = self.__recvbuf[pos + 1:]
else:
break
return result
def __read(self):
"""
Read the next frame(s) from the socket.
"""
fastbuf = StringIO()
while self.running:
try:
try:
c = self.read_from_socket()
except socket.error:
_, e, _ = sys.exc_info()
if get_errno(e) in (errno.EAGAIN, errno.EINTR):
log.debug("socket read interrupted, restarting")
continue
raise
c = decode(c)
except Exception:
_, e, _ = sys.exc_info()
c = ''
if len(c) == 0:
raise exception.ConnectionClosedException()
fastbuf.write(c)
if '\x00' in c:
break
elif c == '\x0a':
# heartbeat (special case)
return c
self.__recvbuf += fastbuf.getvalue()
fastbuf.close()
result = []
if len(self.__recvbuf) > 0 and self.running:
while True:
pos = self.__recvbuf.find('\x00')
if pos >= 0:
frame = self.__recvbuf[0:pos]
preamble_end = frame.find('\n\n')
if preamble_end >= 0:
content_length_match = Transport.__content_length_re.search(frame[0:preamble_end])
if content_length_match:
content_length = int(content_length_match.group('value'))
content_offset = preamble_end + 2
frame_size = content_offset + content_length
if frame_size > len(frame):
#
# Frame contains NUL bytes, need to read more
#
if frame_size < len(self.__recvbuf):
pos = frame_size
frame = self.__recvbuf[0:pos]
else:
#
# Haven't read enough data yet, exit loop and wait for more to arrive
#
break
result.append(frame)
self.__recvbuf = self.__recvbuf[pos+1:]
else:
break
return result
