def send_event(self, evtname, payload, blobs):
self.event_sock.sendall(STX + event2code[evtname] +
(b'%c' % len(blobs)) +
LENGTH.pack(len(payload)))
# send data separately to avoid copying lots of data
self.event_sock.sendall(payload)
for blob in blobs:
self.event_sock.sendall(LENGTH.pack(len(blob)))
self.event_sock.sendall(blob)
def send_error_reply(self, reason):
try:
data = self.serializer.serialize_error_reply(reason)
except Exception as err:
raise ProtocolError('send_error_reply: could not serialize')
try:
self.sock.sendall(NAK + LENGTH.pack(len(data)) + data)
except socket.error as err:
raise ProtocolError('send_error_reply: connection broken (%s)' % err)
def send_ok_reply(self, payload):
try:
if payload is None:
self.sock.sendall(ACK)
else:
try:
data = self.serializer.serialize_ok_reply(payload)
except Exception as err:
raise ProtocolError('send_ok_reply: could not serialize')
self.sock.sendall(STX + LENGTH.pack(len(data)) + data)
except socket.error as err:
raise ProtocolError('send_ok_reply: connection broken (%s)' % err)
def send_event(self, evtname, payload):
# payload is already serialized if necessary!
self.event_sock.sendall(STX + event2code[evtname] +
LENGTH.pack(len(payload)))
# send data separately to avoid copying lots of data
self.event_sock.sendall(payload)
def send_command(self, cmdname, args):
data = self.serializer.serialize_cmd(cmdname, args)
self.sock.sendall(ENQ + command2code[cmdname] +
LENGTH.pack(len(data)) + data)