mirror of
https://github.com/JoelBender/bacpypes
synced 2025-09-28 22:15:23 +08:00
104 lines
2.7 KiB
Python
Executable File
104 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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This application presents a 'console' prompt to the user asking for read commands
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to read the BDT and FDT from a BBMD.
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"""
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from bacpypes.debugging import bacpypes_debugging, ModuleLogger
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from bacpypes.consolecmd import ConsoleCmd
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from bacpypes.consolelogging import ArgumentParser
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from bacpypes.comm import bind, Client
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from bacpypes.core import run, enable_sleeping
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from bacpypes.pdu import Address
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from bacpypes.bvll import ReadBroadcastDistributionTable, \
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ReadBroadcastDistributionTableAck, ReadForeignDeviceTable, \
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ReadForeignDeviceTableAck, Result
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from bacpypes.bvllservice import AnnexJCodec, UDPMultiplexer
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# some debugging
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_debug = 0
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_log = ModuleLogger(globals())
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# globals
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this_application = None
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@bacpypes_debugging
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class ReadBBMDConsoleClient(ConsoleCmd, Client):
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def do_readbdt(self, args):
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"""readbdt <addr>"""
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args = args.split()
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if _debug:
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ReadBBMDConsoleClient._debug("do_readbdt %r", args)
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# build a request and send it downstream
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read_bdt = ReadBroadcastDistributionTable(destination=Address(args[0]))
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self.request(read_bdt)
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def do_readfdt(self, args):
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"""readfdt <addr>"""
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args = args.split()
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if _debug:
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ReadBBMDConsoleClient._debug("do_readfdt %r", args)
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# build a request and send it downstream
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read_fdt = ReadForeignDeviceTable(destination=Address(args[0]))
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self.request(read_fdt)
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def confirmation(self, pdu):
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"""Filter for the acks and errors."""
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if _debug:
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ReadBBMDConsoleClient._debug("confirmation %r", pdu)
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if isinstance(pdu, (ReadBroadcastDistributionTableAck, ReadForeignDeviceTableAck, Result)):
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pdu.debug_contents()
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def main():
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global this_application
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# parse the command line arguments
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parser = ArgumentParser(description=__doc__)
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parser.add_argument(
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"local_address",
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help="IPv4 address",
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)
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args = parser.parse_args()
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if _debug:
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_log.debug("initialization")
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_log.debug(" - args: %r", args)
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local_address = Address(args.local_address)
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if _debug:
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_log.debug(" - local_address: %r", local_address)
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# make a console
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this_console = ReadBBMDConsoleClient()
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if _debug:
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_log.debug(" - this_console: %r", this_console)
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# create an Annex J codec, bound to the Annex J server
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# of the UDP multiplexer
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annexj = AnnexJCodec()
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mux = UDPMultiplexer(local_address)
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# bind the layers
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bind(this_console, annexj, mux.annexJ)
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# enable sleeping will help with threads
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enable_sleeping()
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_log.debug("running")
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run()
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_log.debug("fini")
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if __name__ == "__main__":
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main()
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