def main():
t104slave = T104Slave()
t104slave.set_local_address(ip=b"localhost")
connectionParameters = t104slave.get_connection_parameters()
# Set up callbacks
t104slave.set_connection_request_handler(connection_request_callback)
t104slave.set_clock_synchronization_handler(clock_sync_callback)
t104slave.set_interrogation_handler(interrogation_callback)
t104slave.set_asdu_handler(asdu_callback)
if not t104slave.start():
raise RuntimeError("Server not started")
try:
scaledValue = 0
while True:
time.sleep(1)
asdu = ASDU(connectionParameters, TypeID.M_ME_NB_1, False,
CauseOfTransmission.PERIODIC, 0, 1, False, False)
asdu.add_information_object(
MeasuredValueScaled(110, scaledValue,
QualityDescriptor.IEC60870_QUALITY_GOOD))
scaledValue += 1
t104slave.enqueue_asdu(asdu)
except KeyboardInterrupt:
pass
finally:
t104slave.stop()
def interrogation_callback(parameter, connection, asdu, qoi):
logging.info("Received interrogation for group {}".format(qoi))
if qoi == 20:
connection.send_act_con(asdu)
new_asdu = ASDU(parameter, TypeID.M_ME_NB_1, False,
CauseOfTransmission.INTERROGATED_BY_STATION, 0, 1)
new_asdu.add_information_object(
MeasuredValueScaled(100, -1,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
MeasuredValueScaled(101, 23,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
MeasuredValueScaled(102, 2300,
QualityDescriptor.IEC60870_QUALITY_GOOD))
connection.send_asdu(new_asdu)
new_asdu = ASDU(parameter, TypeID.M_SP_NA_1, False,
CauseOfTransmission.INTERROGATED_BY_STATION, 0, 1)
new_asdu.add_information_object(
SinglePointInformation(104, True,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(105, False,
QualityDescriptor.IEC60870_QUALITY_GOOD))
connection.send_asdu(new_asdu)
new_asdu = ASDU(parameter, TypeID.M_SP_NA_1, False,
CauseOfTransmission.INTERROGATED_BY_STATION, 0, 1)
new_asdu.add_information_object(
SinglePointInformation(301, False,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(302, True,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(303, False,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(304, True,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(305, False,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(306, True,
QualityDescriptor.IEC60870_QUALITY_GOOD))
new_asdu.add_information_object(
SinglePointInformation(307, False,
QualityDescriptor.IEC60870_QUALITY_GOOD))
connection.send_asdu(new_asdu)
connection.send_act_term(asdu)
else:
connection.send_act_con(asdu, True)
return True
def test_add_information_object(self):
io = SinglePointInformation(400, True, QualityDescriptor.IEC60870_QUALITY_GOOD)
sut = ASDU(None, io.get_type_id(), False, CauseOfTransmission.PERIODIC, 0, 1, False, False)
value = sut.add_information_object(io)
self.assertEqual(io, sut.elements[0])