def _listen(self):
"""(internal) Busy loop to listen for events.
This method is called in a thread by the `listen` method, and
will be the one actually listening for messages on the server's
sockets, and calling the callbacks when messages are received.
"""
match = self._match_address
advanced_matching = self.advanced_matching
addresses = self.addresses
stats = self.stats_received
while True:
drop_late = self.drop_late_bundles
if not self.sockets:
sleep(.01)
continue
else:
try:
read, write, error = select(self.sockets, [], [],
self.timeout)
except (ValueError, socket.error):
continue
for sender_socket in read:
data, sender = sender_socket.recvfrom(65535)
for address, tags, values, offset in read_packet(
data,
drop_late=drop_late,
encoding=self.encoding,
encoding_errors=self.encoding_errors):
stats.calls += 1
stats.bytes += offset
stats.params += len(values)
stats.types.update(tags)
matched = False
if advanced_matching:
for sock, addr in addresses:
if sock == sender_socket and match(addr, address):
matched = True
for cb, get_address in addresses[(sock, addr)]:
if get_address:
cb(address, *values)
else:
cb(*values)
else:
if (sender_socket, address) in addresses:
matched = True
for cb, get_address in addresses.get(
(sender_socket, address), []):
if get_address:
cb(address, *values)
else:
cb(*values)
if not matched and self.default_handler:
self.default_handler(address, *values)
def _listen(self):
"""(internal) Busy loop to listen for events.
This method is called in a thread by the `listen` method, and
will be the one actually listening for messages on the server's
sockets, and calling the callbacks when messages are received.
"""
match = self._match_address
advanced_matching = self.advanced_matching
addresses = self.addresses
stats = self.stats_received
def _execute_callbacks(_callbacks_list):
for cb, get_address in _callbacks_list:
try:
if get_address:
cb(address, *values)
else:
cb(*values)
except Exception as exc:
if self.intercept_errors:
logger.error(
"Unhandled exception caught in oscpy server",
exc_info=True)
else:
raise
while self._must_loop:
drop_late = self.drop_late_bundles
if not self.sockets:
sleep(.01)
continue
else:
try:
read, write, error = select(self.sockets, [], [],
self.timeout)
except (ValueError, socket.error):
continue
for sender_socket in read:
try:
data, sender = sender_socket.recvfrom(65535)
except ConnectionResetError:
continue
for address, tags, values, offset in read_packet(
data,
drop_late=drop_late,
encoding=self.encoding,
encoding_errors=self.encoding_errors):
stats.calls += 1
stats.bytes += offset
stats.params += len(values)
stats.types.update(tags)
matched = False
if advanced_matching:
for sock, addr in addresses:
if sock == sender_socket and match(addr, address):
callbacks_list = addresses.get((sock, addr),
[])
if callbacks_list:
matched = True
_execute_callbacks(callbacks_list)
else:
callbacks_list = addresses.get(
(sender_socket, address), [])
if callbacks_list:
matched = True
_execute_callbacks(callbacks_list)
if not matched and self.default_handler:
self.default_handler(address, *values)
def test_read_packet():
with raises(ValueError):
read_packet(struct.pack('>%is' % len('test'), b'test'))
