def next_request(self):
if _debug: ReadPointListApplication._debug("next_request")
# check to see if we're done
if not self.point_queue:
if _debug: ReadPointListApplication._debug(" - done")
stop()
return
# get the next request
addr, obj_type, obj_inst, prop_id = self.point_queue.popleft()
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if _debug: ReadPointListApplication._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
# set a callback for the response
iocb.add_callback(self.complete_request)
if _debug: ReadPointListApplication._debug(" - iocb: %r", iocb)
# send the request
this_application.request_io(iocb)
def do_read(self, args):
"""read <addr> <objid> <prop> [ <indx> ]"""
args = args.split()
if _debug: TestConsoleCmd._debug("do_read %r", args)
try:
addr, obj_id, prop_id = args[:3]
obj_id = ObjectIdentifier(obj_id).value
datatype = get_datatype(obj_id[0], prop_id)
if not datatype:
raise ValueError, "invalid property for object type"
# build a request
request = ReadPropertyRequest(
objectIdentifier=obj_id,
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 4:
request.propertyArrayIndex = int(args[3])
if _debug: TestConsoleCmd._debug(" - request: %r", request)
# give it to the application
vlan_app_1.request(request)
except Exception, e:
TestConsoleCmd._exception("exception: %r", e)
def create_ReadPropertyRequest(args):
"""
Create a ReadPropertyRequest from a string
"""
args = args.split()
addr, obj_type, obj_inst, prop_id = args[:4]
print(addr)
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
return request
def build_rp_request(self, args, arr_index=None, vendor_id=0, bacoid=None):
addr, obj_type, obj_inst, prop_id = args[:4]
vendor_id = vendor_id
bacoid = bacoid
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
if prop_id.isdigit():
prop_id = int(prop_id)
datatype = get_datatype(obj_type, prop_id, vendor_id=vendor_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
propertyArrayIndex=arr_index,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
self._log.debug("{:<20} {!r}".format(
'REQUEST', request))
return request
def do_read(self, args):
"""read <addr> <type> <inst> <prop> [ <indx> ]"""
args = args.split()
if _debug: TestConsoleCmd._debug("do_read %r", args)
try:
addr, objType, objInst, propId = args[:4]
if objType.isdigit():
objType = int(objType)
objInst = int(objInst)
# build a request
request = ReadPropertyRequest(
objectIdentifier=(objType, objInst),
propertyIdentifier=propId,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
if _debug: TestConsoleCmd._debug(" - request: %r", request)
# give it to the application
this_application.request(request)
except Exception, e:
TestConsoleCmd._exception("exception: %r", e)
def next_request(self):
if _debug: ReadPointListApplication._debug("next_request")
# check to see if we're done
if not self.point_queue:
if _debug: ReadPointListApplication._debug(" - done")
stop()
return
# get the next request
addr, obj_type, obj_inst, prop_id = self.point_queue.popleft()
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if _debug:
ReadPointListApplication._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
# set a callback for the response
iocb.add_callback(self.complete_request)
if _debug: ReadPointListApplication._debug(" - iocb: %r", iocb)
# send the request
this_application.request_io(iocb)
def do_read(self, args):
"""read <addr> <type> <inst> <prop> [ <indx> ]"""
args = args.split()
if _debug: ReadWritePropertyConsoleCmd._debug("do_read %r", args)
try:
addr, obj_type, obj_inst, prop_id = args[:4]
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError, "unknown object type"
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError, "invalid property for object type"
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
if _debug: ReadWritePropertyConsoleCmd._debug(" - request: %r", request)
# give it to the application
this_application.request(request)
except Exception, e:
ReadWritePropertyConsoleCmd._exception("exception: %r", e)
def _discovery(self):
global device_address
# build a request
obj_type, prop_id = ('device', 'objectList')
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, self._device_id),
propertyIdentifier=prop_id,
)
request.pduSource = Address(this_device._address)
request.pduDestination = Address(int(self._addr))
request.propertyArrayIndex = self._instance_list.pop(0)
if _debug:
BacnetClientConsoleCmd._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
# set a callback for the response
iocb.add_callback(self._discovery_response)
if _debug:
BacnetClientConsoleCmd._debug(" - iocb: %r", iocb)
# send the request
this_application.request_io(iocb)
def build_rp_request(self, args, arr_index=None, vendor_id=0, bacoid=None):
addr, obj_type, obj_inst, prop_id = args[:4]
vendor_id = vendor_id
bacoid = bacoid
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
if prop_id.isdigit():
prop_id = int(prop_id)
datatype = get_datatype(obj_type, prop_id, vendor_id=vendor_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
propertyArrayIndex=arr_index,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
self._log.debug("{:<20} {!r}".format("REQUEST", request))
return request
def next_request(self):
if _debug: PrairieDog._debug("next_request")
# check to see if we're done
if not self.point_queue:
if _debug: PrairieDog._debug(" - done")
# dump out the results
for request, response in zip(point_list, self.response_values):
print(request, response)
# no longer busy
self.is_busy = False
return
# get the next request
addr, obj_type, obj_inst, prop_id = self.point_queue.popleft()
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if _debug: PrairieDog._debug(" - request: %r", request)
# send the request
iocb = self.request(request)
if _debug: PrairieDog._debug(" - iocb: %r", iocb)
# set a callback for the response
iocb.add_callback(self.complete_request)
def _build_rp_request(self):
addr = self.address()
obj_type = self.obj_type()
prop_id = self.property_id()
vendor_id = self.vendor_id()
bacoid = self.id()
if obj_type.isdigit():
obj_type = int(self.obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(self.instance())
if prop_id.isdigit():
prop_id = int(prop_id)
datatype = get_datatype(obj_type, prop_id, vendor_id=vendor_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
propertyArrayIndex=self.array_index(),
)
request.pduDestination = Address(self.address())
self.logger.debug("{:<20} {!r}".format('REQUEST', request))
return request
def test_readProperty(self):
request = ReadPropertyRequest(objectIdentifier=('analogInput', 14), propertyIdentifier=85)
request.apduMaxResp = 1024
request.apduInvokeID = 101
apdu = APDU()
request.encode(apdu)
pdu = PDU()
apdu.encode(pdu)
buf_size = 1024
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.sendto(pdu.pduData, ('127.0.0.1', self.bacnet_server.server.server_port))
data = s.recvfrom(buf_size)
received_data = data[0]
expected = ReadPropertyACK()
expected.pduDestination = GlobalBroadcast()
expected.apduInvokeID = 101
expected.objectIdentifier = 14
expected.objectName = 'AI 01'
expected.propertyIdentifier = 85
expected.propertyValue = Any(Real(68.0))
exp_apdu = APDU()
expected.encode(exp_apdu)
exp_pdu = PDU()
exp_apdu.encode(exp_pdu)
self.assertEquals(exp_pdu.pduData, received_data)
def next_request(self):
# check to see if we're done
if not self.point_queue:
stop()
return
# get the next request
point_id, addr, obj_type, obj_inst, prop_id, idx = self.point_queue.popleft()
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
propertyArrayIndex=idx
)
request.pduDestination = Address(addr)
# make an IOCB
iocb = IOCB(request)
# set a callback for the response
iocb.add_callback(self.complete_request)
# send the request
self.request_io(iocb)
def read(self, obj_type, obj_inst, prop_id, address):
datatype = get_datatype(obj_type, prop_id)
if not datatype:
print("invalid property %s for object type %s" % (prop_id,object_type))
return "error invalid property %s for object type %s" % (prop_id,object_type)
# build a request
request = ReadPropertyRequest(objectIdentifier=(obj_type, obj_inst), propertyIdentifier=prop_id)
request.pduDestination = Address(address)
# TODO: How do we handle an index? This is a 'parameterized get' case that uses b
# request.propertyArrayIndex = <handle me>
# build an IOCB, save the request
iocb = IOCB()
iocb.ioRequest = request
# give it to the application to send
_ss.bacnet_app.do_request(request, iocb)
# wait for the response
iocb.ioComplete.wait()
# filter out errors and aborts
if isinstance(iocb.ioResponse, Error) or isinstance(iocb.ioResponse, AbortPDU):
print( "get operation failed %s %s %s" % (obj_type, obj_inst, str(iocb.ioResponse)))
n = "error get operation failed %s %s %s" % (obj_type, obj_inst, str(iocb.ioResponse))
else:
n = self._value_format(prop_id,iocb.ioResponse)
print("read %s %s %s %s" % (address, obj_inst, prop_id, n))
return n
def create_ReadPropertyRequest(args):
"""
Create a ReadPropertyRequest from a string
"""
args = args.split()
addr, obj_type, obj_inst, prop_id = args[:4]
print(addr)
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
return request
def build_rp_request(self, args, arr_index = None):
addr, obj_type, obj_inst, prop_id = args[:4]
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
propertyArrayIndex=arr_index,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
log_debug(ReadProperty, " - request: %r", request)
return request
def do_read(self):
try:
# query the present value of 'MLNTZ.PNL.J.DEMAND'
obj_type = datapoints[point_count]['obj_type']
obj_inst = datapoints[point_count]['obj_inst']
prop_id = datapoints[point_count]['prop_id']
if not get_object_class(obj_type):
raise ValueError, "unknown object type: " + obj_type
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError, "invalid property for object type: " + prop_id
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(self.foreign_addr)
# give it to the application
self.app.request(request)
except Exception, e:
_log.exception("exception: %r", e)
def read_prop_vendor(self):
#get bacnet source pdu from point_list array. point_list has been override by next_request method
addr = point_list[0][0]
obj_type = self.obj
obj_inst = self.inst
prop_id = self.prop
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=int(prop_id),
)
request.pduDestination = Address(addr)
request.propertyArrayIndex = self.idx
#if _debug: ReadPropertyAnyConsoleCmd._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
#if _debug: ReadPropertyAnyConsoleCmd._debug(" - iocb: %r", iocb)
# set a callback for the response
iocb.add_callback(self.prop_vendor_ack)
# give it to the application
this_application.request_io(iocb)
def build_rp_request(self, args):
addr, obj_type, obj_inst, prop_id = args[:4]
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
log_debug(ReadProperty, " - request: %r", request)
return request
def _do_read(self, objtype, objinst, propname):
try:
addr, obj_type, obj_inst, prop_id = self._remote_addr, objtype, objinst, propname
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError, "unknown object type"
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError, "invalid property for object type"
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
if self._debug: print("requesting")
request.pduDestination = Address(addr)
#if len(args) == 5:
# request.propertyArrayIndex = int(args[4])
#if _debug: ReadPropertyConsoleCmd._debug(" - request: %r", request)
# give it to the application
self._app.request(request)
except Exception, e:
print "exception:" + repr(e)
def get_state_async(self, bac_app, address):
request = ReadPropertyRequest(
objectIdentifier=(self.object_type, self.instance_number),
propertyIdentifier=self.property)
request.pduDestination = address
iocb = IOCB(request)
bac_app.request(iocb)
return iocb.ioDefered
def get_state_async(self, bac_app, address):
request = ReadPropertyRequest(objectIdentifier=(self.object_type,
self.instance_number),
propertyIdentifier=self.property)
request.pduDestination = address
iocb = IOCB(request)
bac_app.request(iocb)
return iocb.ioDefered
def do_saverl(self, args):
"""saverl <addr> <inst>"""
args = args.split()
if _debug: EventNotificationConsoleCmd._debug("do_saverl %r", args)
global saved_recipent_list
try:
addr, obj_inst = args
obj_inst = int(obj_inst)
# build a request
request = ReadPropertyRequest(
objectIdentifier=('notificationClass', obj_inst),
propertyIdentifier='recipientList',
)
request.pduDestination = Address(addr)
# make an IOCB
iocb = IOCB(request)
if _debug:
EventNotificationConsoleCmd._debug(" - iocb: %r", iocb)
# give it to the application
deferred(this_application.request_io, iocb)
# wait for it to complete
iocb.wait()
# do something for error/reject/abort
if iocb.ioError:
sys.stdout.write(str(iocb.ioError) + '\n')
# do something for success
elif iocb.ioResponse:
apdu = iocb.ioResponse
# should be an ack
if not isinstance(apdu, ReadPropertyACK):
if _debug:
EventNotificationConsoleCmd._debug(" - not an ack")
return
# turn the property tag list blob into a list of destinations
saved_recipent_list = apdu.propertyValue.cast_out(
ListOfDestination)
for destination in saved_recipent_list:
destination.debug_contents(file=sys.stdout)
# do something with nothing?
else:
if _debug:
EventNotificationConsoleCmd._debug(
" - ioError or ioResponse expected")
except Exception as error:
EventNotificationConsoleCmd._exception("exception: %r", error)
def run(self):
if _debug: ReadPointListThread._debug("run")
global this_application
# loop through the points
for addr, obj_type, obj_inst, prop_id in self.point_queue:
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if _debug: ReadPointListThread._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
if _debug: ReadPointListThread._debug(" - iocb: %r", iocb)
# give it to the application
this_application.request_io(iocb)
# wait for the response
iocb.wait()
if iocb.ioResponse:
apdu = iocb.ioResponse
# find the datatype
datatype = get_datatype(apdu.objectIdentifier[0],
apdu.propertyIdentifier)
if _debug:
ReadPointListThread._debug(" - datatype: %r", datatype)
if not datatype:
raise TypeError("unknown datatype")
# special case for array parts, others are managed by cast_out
if issubclass(datatype, Array) and (apdu.propertyArrayIndex
is not None):
if apdu.propertyArrayIndex == 0:
value = apdu.propertyValue.cast_out(Unsigned)
else:
value = apdu.propertyValue.cast_out(datatype.subtype)
else:
value = apdu.propertyValue.cast_out(datatype)
if _debug: ReadPointListThread._debug(" - value: %r", value)
# save the value
self.response_values.append(value)
if iocb.ioError:
if _debug:
ReadPointListThread._debug(" - error: %r", iocb.ioError)
self.response_values.append(iocb.ioError)
# done
stop()
def read_property(self, target_address, object_type, instance_number, property_name, property_index=None):
request = ReadPropertyRequest(
objectIdentifier=(object_type, instance_number),
propertyIdentifier=property_name,
propertyArrayIndex=property_index)
request.pduDestination = Address(target_address)
iocb = self.iocb_class(request)
self.this_application.submit_request(iocb)
bacnet_results = iocb.ioResult.get(10)
return bacnet_results
def read_property(self, target_address, object_type, instance_number, property_name, property_index=None):
request = ReadPropertyRequest(
objectIdentifier=(object_type, instance_number),
propertyIdentifier=property_name,
propertyArrayIndex=property_index)
request.pduDestination = Address(target_address)
iocb = self.iocb_class(request)
self.bacnet_application.submit_request(iocb)
bacnet_results = iocb.ioResult.get(10)
return bacnet_results
def run(self):
if _debug: ReadPointListThread._debug("run")
global this_application
# loop through the points
for addr, obj_type, obj_inst, prop_id in self.point_queue:
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if _debug: ReadPointListThread._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
if _debug: ReadPointListThread._debug(" - iocb: %r", iocb)
# give it to the application
this_application.request_io(iocb)
# wait for the response
iocb.wait()
if iocb.ioResponse:
apdu = iocb.ioResponse
# find the datatype
datatype = get_datatype(apdu.objectIdentifier[0], apdu.propertyIdentifier)
if _debug: ReadPointListThread._debug(" - datatype: %r", datatype)
if not datatype:
raise TypeError("unknown datatype")
# special case for array parts, others are managed by cast_out
if issubclass(datatype, Array) and (apdu.propertyArrayIndex is not None):
if apdu.propertyArrayIndex == 0:
value = apdu.propertyValue.cast_out(Unsigned)
else:
value = apdu.propertyValue.cast_out(datatype.subtype)
else:
value = apdu.propertyValue.cast_out(datatype)
if _debug: ReadPointListThread._debug(" - value: %r", value)
# save the value
self.response_values.append(value)
if iocb.ioError:
if _debug: ReadPointListThread._debug(" - error: %r", iocb.ioError)
self.response_values.append(iocb.ioError)
# done
stop()
def send_request( target_args, app ):
# build a request
request = ReadPropertyRequest(
objectIdentifier=( target_args['type'], target_args['instance'] ),
propertyIdentifier=target_args['property']
)
request.pduDestination = Address( target_args['address'] )
# make an IOCB
iocb = IOCB( request )
# give it to the application
app.request_io( iocb )
# wait for it to complete
iocb.wait()
# Handle completion: error, success, neither
if iocb.ioError:
# Error
success = False
message = str( iocb.ioError )
result = ''
elif iocb.ioResponse:
# Success
success = True
message = ''
# Get the response PDU
apdu = iocb.ioResponse
# Extract the returned value
datatype = get_datatype( apdu.objectIdentifier[0], apdu.propertyIdentifier )
if issubclass( datatype, Array ) and (apdu.propertyArrayIndex is not None):
if apdu.propertyArrayIndex == 0:
result = apdu.propertyValue.cast_out( Unsigned )
else:
result = apdu.propertyValue.cast_out( datatype.subtype )
else:
result = apdu.propertyValue.cast_out( datatype )
else:
# Neither
success = False
message = 'Request terminated unexpectedly'
result = ''
rsp = { target_args['property']: result }
return success, message, rsp
def read(device, portObject):
request_addr = device.getRequestAddress()
obj_type = portObject.getType()
port = portObject.getPortNum()
prop_id = portObject.getProp()
maximumWait = 6 #seconds
try:
#Jordan Trying to open thread in application
#applicationThread = BACpypeThread('BACPYPE-APP')
#applicationThread.start()
#--------------------------read property request
#verify datatype
# print "Reading..."
print request_addr, obj_type, port, prop_id
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError, "unknown object type"
datatype = get_datatype(obj_type, prop_id)
if not datatype:
print ValueError, ": invalid property for object type"
port = int(port)
#build request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, port),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(request_addr)
time.sleep(.01) #I dont know why, but this makes the code work correctly.
#submit request
this_application.request(request)
# print "Waiting for reply..."
#wait for request
wait = 0
while this_application._Application__response_value == None and wait <= maximumWait:
wait = wait + .01
time.sleep(.01)
returnVal = this_application._Application__response_value
except Exception, e:
returnVal = None
print 'An error has happened (CPLRW 126): ' + str(e) + "\n"
def read_prop(app, address, obj_type, obj_inst, prop_id):
request = ReadPropertyRequest(objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id)
request.pduDestination = address
result = this_application.make_request(request)
if not isinstance(result, ReadPropertyACK):
result.debug_contents(file=sys.stderr)
raise TypeError, "Error reading property"
# find the datatype
datatype = get_datatype(obj_type, prop_id)
return result.propertyValue.cast_out(datatype)
def read(device, portObject):
global this_application
request_addr = device.getRequestAddress()
obj_type = portObject.getType()
port = portObject.getPortNum()
prop_id = portObject.getProp()
maximumWait = 6 #seconds
try:
#Jordan Trying to open thread in application
#--------------------------read property request
#verify datatype
# print "Reading..."
print request_addr, obj_type, port, prop_id
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError, "unknown object type"
datatype = get_datatype(obj_type, prop_id)
if not datatype:
print ValueError, ": invalid property for object type"
port = int(port)
#build request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, port),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(request_addr)
time.sleep(.01) #I dont know why, but this makes the code work correctly.
#submit request
this_application.request(request)
# print "Waiting for reply..."
#wait for request
wait = 0
while this_application._Application__response_value == None and wait <= maximumWait:
wait = wait + .01
time.sleep(.01)
returnVal = this_application._Application__response_value
except Exception, e:
returnVal = None
print 'An error has happened (CPLRW 126): ' + str(e) + "\n"
def read_prop(app, address, obj_type, obj_inst, prop_id):
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id)
request.pduDestination = address
result = this_application.make_request(request)
if not isinstance(result, ReadPropertyACK):
result.debug_contents(file=sys.stderr)
raise TypeError("Error reading property")
# find the datatype
datatype = get_datatype(obj_type, prop_id)
return result.propertyValue.cast_out(datatype)
def ReadProperty(
object_type,
object_instance,
property_id,
address,
):
global application
if (application == None):
local_address = bacpypesip
routers = None
application = SynchronousApplication(local_address, routers)
request = ReadPropertyRequest(objectIdentifier=(object_type,
int(object_instance)),
propertyIdentifier=property_id)
request.pduDestination = Address(address)
apdu = application.make_request(request)
if isinstance(apdu, Error):
sys.stdout.write('error: %s\n' % (apdu.errorCode, ))
sys.stdout.flush()
return 'Error!'
elif isinstance(apdu, AbortPDU):
apdu.debug_contents()
return 'Error: AbortPDU'
elif isinstance(request, ReadPropertyRequest) and isinstance(apdu,
ReadPropertyACK):
datatype = get_datatype(apdu.objectIdentifier[0],
apdu.propertyIdentifier)
if not datatype:
raise TypeError, 'unknown datatype'
if issubclass(datatype, Array) and apdu.propertyArrayIndex\
is not None:
if apdu.propertyArrayIndex == 0:
value = apdu.propertyValue.cast_out(Unsigned)
else:
value = apdu.propertyValue.cast_out(datatype.subtype)
else:
value = apdu.propertyValue.cast_out(datatype)
if(value=="inactive"):
value=0.0
if (value=="active"):
value=1.0
return value
def form_iocb(device, config=None, request_type="readProperty"):
config = config if config is not None else device
address = device["address"] if isinstance(device["address"], Address) else Address(device["address"])
object_id = ObjectIdentifier(config["objectId"])
property_id = config.get("propertyId")
value = config.get("propertyValue")
property_index = config.get("propertyIndex")
priority = config.get("priority")
vendor = device.get("vendor", config.get("vendorId", 0))
request = None
iocb = None
if request_type == "readProperty":
try:
request = ReadPropertyRequest(
objectIdentifier=object_id,
propertyIdentifier=property_id
)
request.pduDestination = address
if property_index is not None:
request.propertyArrayIndex = int(property_index)
iocb = IOCB(request)
except Exception as e:
log.exception(e)
elif request_type == "writeProperty":
datatype = get_datatype(object_id.value[0], property_id, vendor)
if (isinstance(value, str) and value.lower() == 'null') or value is None:
value = Null()
request = WritePropertyRequest(
objectIdentifier=object_id,
propertyIdentifier=property_id
)
request.pduDestination = address
request.propertyValue = Any()
try:
value = datatype(value)
request.propertyValue = Any(value)
except AttributeError as e:
log.debug(e)
except Exception as error:
log.exception("WriteProperty cast error: %r", error)
if property_index is not None:
request.propertyArrayIndex = property_index
if priority is not None:
request.priority = priority
iocb = IOCB(request)
else:
log.error("Request type is not found or not implemented")
return iocb
def _get_prop_for_obj(self, obj_id):
request = ReadPropertyRequest(destination=self.device.source,
objectIdentifier=obj_id,
propertyIdentifier='propertyList')
iocb = IOCB(request)
iocb.add_callback(self._got_properties_for_object, obj_id)
self.bacnet_adapter.request_io(iocb)
def next_request(self):
if _debug: ReadPropertyApplication._debug("next_request")
global device_address, object_identifier, property_list
# check to see if we're done
if not property_list:
if _debug: ReadPropertyApplication._debug(" - done")
stop()
return
# get the next request
self.property_identifier = property_list.popleft()
if _debug:
ReadPropertyApplication._debug(" - property_identifier: %r",
self.property_identifier)
# build a request
request = ReadPropertyRequest(
destination=device_address,
objectIdentifier=object_identifier,
propertyIdentifier=self.property_identifier,
)
if _debug: ReadPropertyApplication._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
# set a callback for the response
iocb.add_callback(self.complete_request)
if _debug: ReadPropertyApplication._debug(" - iocb: %r", iocb)
# send the request
this_application.request_io(iocb)
def read_object_list(self, device_id, device_addr):
if _debug:
ReadAllObjectPropertiesApplication._debug("read_object_list %r %r",
device_id, device_addr)
# create a context to hold the results
context = ObjectPropertyContext(device_id, device_addr)
# build a request for the object name
request = ReadPropertyRequest(
destination=context.device_addr,
objectIdentifier=context.device_id,
propertyIdentifier='objectList',
)
if _debug:
ReadAllObjectPropertiesApplication._debug(" - request: %r",
request)
# make an IOCB, reference the context
iocb = IOCB(request)
iocb.context = context
if _debug:
ReadAllObjectPropertiesApplication._debug(" - iocb: %r", iocb)
# let us know when its complete
iocb.add_callback(self.object_list_results)
# give it to the application
self.request_io(iocb)
def read_next_object(self, context):
if _debug:
ReadObjectListApplication._debug("read_next_object %r", context)
# if there's nothing more to do, we're done
if not context._object_list_queue:
if _debug: ReadObjectListApplication._debug(" - all done")
context.completed()
return
# pop off the next object identifier
object_id = context._object_list_queue.popleft()
if _debug:
ReadObjectListApplication._debug(" - object_id: %r", object_id)
# build a request for the object name
request = ReadPropertyRequest(
destination=context.device_addr,
objectIdentifier=object_id,
propertyIdentifier='objectName',
)
if _debug:
ReadObjectListApplication._debug(" - request: %r", request)
# make an IOCB, reference the context
iocb = IOCB(request)
iocb.context = context
if _debug: ReadObjectListApplication._debug(" - iocb: %r", iocb)
# let us know when its complete
iocb.add_callback(self.object_name_results)
# give it to the application
self.request_io(iocb)
def _get_device_info(self):
request = ReadPropertyRequest(destination=self.source,
objectIdentifier=self.id,
propertyIdentifier='objectName')
iocb = IOCB(request)
iocb.add_callback(self._got_object_name)
self.bacnet_adapter.request_io(iocb)
def next_request(self):
if _debug: PrairieDog._debug("next_request")
# check to see if we're done
if not self.point_queue:
if _debug: PrairieDog._debug(" - done")
# dump out the results
for request, response in zip(point_list, self.response_values):
print request, response
# no longer busy
self.is_busy = False
return
# get the next request
addr, obj_type, obj_inst, prop_id = self.point_queue.popleft()
# build a request
self._request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
self._request.pduDestination = Address(addr)
if _debug: PrairieDog._debug(" - request: %r", self._request)
# forward it along
BIPSimpleApplication.request(self, self._request)
def _get_value_for_prop(self, prop):
request = ReadPropertyRequest(destination=self.device.source,
objectIdentifier=self.object,
propertyIdentifier=prop)
iocb = IOCB(request)
iocb.add_callback(self._got_prop, prop)
self.bacnet_adapter.request_io(iocb)
def _get_new_sensors_for_new_device(self, source, device_id):
request = ReadPropertyRequest(destination=source,
objectIdentifier=device_id,
propertyIdentifier="objectList")
iocb = IOCB(request)
iocb.add_callback(self._got_sensors_for_device)
self.bacnet_adapter.request_io(iocb)
async def discover_properties(app, device_id, addr):
objects = await app.execute_request(
ReadPropertyRequest(objectIdentifier=('device', device_id),
propertyIdentifier='objectList',
destination=Address(addr)))
result = {}
for object_identifier in objects:
_logger.info(object_identifier)
read_access_specs = [
ReadAccessSpecification(
objectIdentifier=object_identifier,
listOfPropertyReferences=[
PropertyReference(propertyIdentifier='presentValue'),
PropertyReference(propertyIdentifier='objectName'),
PropertyReference(propertyIdentifier='objectType'),
PropertyReference(propertyIdentifier='description'),
PropertyReference(propertyIdentifier='units'),
],
),
]
result.update(await app.execute_request(
ReadPropertyMultipleRequest(
listOfReadAccessSpecs=read_access_specs,
destination=Address(addr)), ))
global properties
properties = result
asyncio.get_event_loop().stop()
def read(obj_type, port, prop_id):
try:
#--------------------------read property request
#verify datatype
print "Reading..."
print obj_type, port, prop_id
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError, "unknown object type"
datatype = get_datatype(obj_type, prop_id)
if not datatype:
print ValueError, ": invalid property for object type"
port = int(port)
#build request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, port),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(request_addr)
#submit request
print request.pduDestination
this_application.request(request)
print "Waiting for reply..."
#wait for request
wait = 0
while this_application._Application__response_value == None:
wait = wait + .01
time.sleep(.01)
returnVal = this_application._Application__response_value
except Exception, e:
returnVal = None
print 'An error has happened (CPLRW 127): ' + str(e) + "\n"
def read_prop(app, address, obj_type, obj_inst, prop_id, index=None):
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst), propertyIdentifier=prop_id, propertyArrayIndex=index
)
request.pduDestination = address
result = this_application.make_request(request)
if not isinstance(result, ReadPropertyACK):
result.debug_contents(file=sys.stderr)
raise TypeError("Error reading property")
# find the datatype
datatype = get_datatype(obj_type, prop_id)
if issubclass(datatype, Array) and (result.propertyArrayIndex is not None):
if result.propertyArrayIndex == 0:
value = result.propertyValue.cast_out(Unsigned)
else:
value = result.propertyValue.cast_out(datatype.subtype)
else:
value = result.propertyValue.cast_out(datatype)
return value
test_asap = ApplicationServiceAccessPoint()
# pass the device object to the state machine access point so it
# can know if it should support segmentation
test_smap = StateMachineAccessPoint(test_device)
# state machine
test_server = MatchingStateMachine()
# bind everything together
bind(test_application, test_asap, test_smap, test_server)
# ==============================================================================
read_property_request = ReadPropertyRequest(
objectIdentifier=('device', 100),
propertyIdentifier='objectName',
)
read_property_request.pduSource = Address(2)
# read_property_request.pduDestination = Address(1)
read_property_request.apduInvokeID = 1
print("read_property_request")
read_property_request.debug_contents()
print("")
test_apdu = APDU()
read_property_request.encode(test_apdu)
print("test_apdu")
test_apdu.debug_contents()
print("")
def do_read(self, args):
"""read <addr> <type> <inst> <prop> [ <indx> ]"""
args = args.split()
if _debug: ReadWritePropertyConsoleCmd._debug("do_read %r", args)
try:
addr, obj_type, obj_inst, prop_id = args[:4]
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type, VendorAVObject.vendor_id):
raise ValueError("unknown object type")
if _debug: ReadWritePropertyConsoleCmd._debug(" - obj_type: %r", obj_type)
obj_inst = int(obj_inst)
if _debug: ReadWritePropertyConsoleCmd._debug(" - obj_inst: %r", obj_inst)
if prop_id.isdigit():
prop_id = int(prop_id)
if _debug: ReadWritePropertyConsoleCmd._debug(" - prop_id: %r", prop_id)
datatype = get_datatype(obj_type, prop_id, VendorAVObject.vendor_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
if _debug: ReadWritePropertyConsoleCmd._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
if _debug: ReadWritePropertyConsoleCmd._debug(" - iocb: %r", iocb)
# give it to the application
this_application.request_io(iocb)
# wait for it to complete
iocb.wait()
# do something for success
if iocb.ioResponse:
apdu = iocb.ioResponse
# peek at the value tag
value_tag = apdu.propertyValue.tagList.Peek()
if _debug: ReadWritePropertyConsoleCmd._debug(" - value_tag: %r", value_tag)
# make sure that it is application tagged
if value_tag.tagClass != Tag.applicationTagClass:
sys.stdout.write("value is not application encoded\n")
else:
# find the datatype
datatype = Tag._app_tag_class[value_tag.tagNumber]
if _debug: ReadWritePropertyConsoleCmd._debug(" - datatype: %r", datatype)
if not datatype:
raise TypeError("unknown datatype")
# cast out the value
value = apdu.propertyValue.cast_out(datatype)
if _debug: ReadWritePropertyConsoleCmd._debug(" - value: %r", value)
sys.stdout.write("%s (%s)\n" % (value, datatype))
sys.stdout.flush()
# do something for error/reject/abort
if iocb.ioError:
sys.stdout.write(str(iocb.ioError) + '\n')
except Exception as error:
ReadWritePropertyConsoleCmd._exception("exception: %r", error)
def do_read(self, args):
"""read <addr> <type> <inst> <prop> [ <indx> ]"""
args = args.split()
if _debug: ReadPropertyConsoleCmd._debug("do_read %r", args)
try:
addr, obj_type, obj_inst, prop_id = args[:4]
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
if _debug: ReadPropertyConsoleCmd._debug(" - request: %r", request)
# make an IOCB
iocb = IOCB(request)
if _debug: ReadPropertyConsoleCmd._debug(" - iocb: %r", iocb)
# give it to the application
this_application.request_io(iocb)
# wait for it to complete
iocb.wait()
# do something for success
if iocb.ioResponse:
apdu = iocb.ioResponse
# should be an ack
if not isinstance(apdu, ReadPropertyACK):
if _debug: ReadPropertyConsoleCmd._debug(" - not an ack")
return
# find the datatype
datatype = get_datatype(apdu.objectIdentifier[0], apdu.propertyIdentifier)
if _debug: ReadPropertyConsoleCmd._debug(" - datatype: %r", datatype)
if not datatype:
raise TypeError("unknown datatype")
# special case for array parts, others are managed by cast_out
if issubclass(datatype, Array) and (apdu.propertyArrayIndex is not None):
if apdu.propertyArrayIndex == 0:
value = apdu.propertyValue.cast_out(Unsigned)
else:
value = apdu.propertyValue.cast_out(datatype.subtype)
else:
value = apdu.propertyValue.cast_out(datatype)
if _debug: ReadPropertyConsoleCmd._debug(" - value: %r", value)
sys.stdout.write(str(value) + '\n')
if hasattr(value, 'debug_contents'):
value.debug_contents(file=sys.stdout)
sys.stdout.flush()
# do something for error/reject/abort
if iocb.ioError:
sys.stdout.write(str(iocb.ioError) + '\n')
except Exception, error:
ReadPropertyConsoleCmd._exception("exception: %r", error)
def read(self, args):
""" This function build a read request wait for the answer and
return the value
:param args: String with <addr> <type> <inst> <prop> [ <indx> ]
:returns: data read from device (str representing data like 10 or True)
*Example*::
import BAC0
myIPAddr = '192.168.1.10'
bacnet = BAC0.ReadWriteScript(localIPAddr = myIPAddr)
bacnet.read('2:5 analogInput 1 presentValue')
will read controller with a MAC address of 5 in the network 2
Will ask for the present Value of analog input 1 (AI:1)
"""
if not self._started: raise Exception('App not running, use startApp() function')
args = args.split()
self.this_application.value == None
print_debug("do_read %r", args)
try:
addr, obj_type, obj_inst, prop_id = args[:4]
if obj_type.isdigit():
obj_type = int(obj_type)
elif not get_object_class(obj_type):
raise ValueError("unknown object type")
obj_inst = int(obj_inst)
datatype = get_datatype(obj_type, prop_id)
if not datatype:
raise ValueError("invalid property for object type")
# build a request
request = ReadPropertyRequest(
objectIdentifier=(obj_type, obj_inst),
propertyIdentifier=prop_id,
)
request.pduDestination = Address(addr)
if len(args) == 5:
request.propertyArrayIndex = int(args[4])
print_debug(" - request: %r", request)
# give it to the application
self.this_application.request(request)
except ReadPropertyException as error:
ReadProperty._exception("exception: %r", error)
# Share response with Queue
data = None
while True:
try:
data, evt = self.this_application.ResponseQueue.get(timeout=self._TIMEOUT)
evt.set()
return data
except Empty:
print('No response from controller')
return None
