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bacpypes/samples/SampleConsoleCmd.py
2016-08-24 09:44:56 -04:00

114 lines
3.0 KiB
Python
Executable File

#!/usr/bin/env python
"""
This sample application is a simple BACpypes application that
presents a console prompt. Almost identical to the SampleApplication,
the BACnet application is minimal, but with the console commands
that match the command line options like 'buggers' and 'debug' the
user can add debugging "on the fly".
"""
from bacpypes.debugging import bacpypes_debugging, ModuleLogger
from bacpypes.consolelogging import ConfigArgumentParser
from bacpypes.consolecmd import ConsoleCmd
from bacpypes.core import run, enable_sleeping
from bacpypes.app import LocalDeviceObject, BIPSimpleApplication
# some debugging
_debug = 0
_log = ModuleLogger(globals())
# globals
this_device = None
this_application = None
this_console = None
#
# SampleApplication
#
@bacpypes_debugging
class SampleApplication(BIPSimpleApplication):
def __init__(self, device, address):
if _debug: SampleApplication._debug("__init__ %r %r", device, address)
BIPSimpleApplication.__init__(self, device, address)
def request(self, apdu):
if _debug: SampleApplication._debug("request %r", apdu)
BIPSimpleApplication.request(self, apdu)
def indication(self, apdu):
if _debug: SampleApplication._debug("indication %r", apdu)
BIPSimpleApplication.indication(self, apdu)
def response(self, apdu):
if _debug: SampleApplication._debug("response %r", apdu)
BIPSimpleApplication.response(self, apdu)
def confirmation(self, apdu):
if _debug: SampleApplication._debug("confirmation %r", apdu)
BIPSimpleApplication.confirmation(self, apdu)
#
# SampleConsoleCmd
#
@bacpypes_debugging
class SampleConsoleCmd(ConsoleCmd):
def do_nothing(self, args):
"""nothing can be done"""
args = args.split()
if _debug: SampleConsoleCmd._debug("do_nothing %r", args)
#
# __main__
#
try:
# parse the command line arguments
args = ConfigArgumentParser(description=__doc__).parse_args()
if _debug: _log.debug("initialization")
if _debug: _log.debug(" - args: %r", args)
# make a device object
this_device = LocalDeviceObject(
objectName=args.ini.objectname,
objectIdentifier=int(args.ini.objectidentifier),
maxApduLengthAccepted=int(args.ini.maxapdulengthaccepted),
segmentationSupported=args.ini.segmentationsupported,
vendorIdentifier=int(args.ini.vendoridentifier),
)
# make a sample application
this_application = SampleApplication(this_device, args.ini.address)
# get the services supported
services_supported = this_application.get_services_supported()
if _debug: _log.debug(" - services_supported: %r", services_supported)
# let the device object know
this_device.protocolServicesSupported = services_supported.value
# make a console
this_console = SampleConsoleCmd()
# enable sleeping will help with threads
enable_sleeping()
_log.debug("running")
run()
except Exception as error:
_log.exception("an error has occurred: %s", error)
finally:
_log.debug("finally")