forked from drath/libratbag
104 lines
3.4 KiB
Python
Executable File
104 lines
3.4 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# This file is part of libratbag.
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#
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# Copyright 2017 Red Hat, Inc.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice (including the next
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# paragraph) shall be included in all copies or substantial portions of the
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# Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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# DEALINGS IN THE SOFTWARE.
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import argparse
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import os
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import time
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import toolbox
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import signal
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import sys
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from ratbagctl import RatbagCapabilityError # NOQA
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def main(argv, start_ratbagd=True):
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if os.geteuid() != 0:
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sys.exit("Script must be run as root")
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# replaced by meson
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os.environ["LIBRATBAG_DATA_DIR"] = "@LIBRATBAG_DATA_DIR@"
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os.environ["RATBAG_TEST"] = "1"
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if not argv:
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argv = ["list"]
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cmd = None
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ratbagd_process = None
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try:
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parser = toolbox.get_parser()
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parser.want_keepalive = True
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cmd = parser.parse(argv)
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if cmd.help:
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parser.print_help()
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return
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if start_ratbagd:
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ratbagd_process = toolbox.start_ratbagd(verbosity=cmd.verbose)
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if ratbagd_process is None:
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sys.exit("Failed to start or connect to ratbagd")
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_ratbagd = toolbox.open_ratbagd()
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if _ratbagd is not None:
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with _ratbagd as ratbagd:
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try:
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f = cmd.func
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except AttributeError:
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parser.print_help()
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return
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else:
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try:
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f(ratbagd, cmd)
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# give time for ratbagd to receive async requests before
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# we try to terminate it
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time.sleep(0.5)
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except RatbagCapabilityError as e:
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print(f"Error: {e}", file=sys.stderr)
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finally:
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try:
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if cmd.keepalive:
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signal.pause()
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except KeyboardInterrupt:
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pass
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except AttributeError: # in case the parsing failed and cmd is None
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pass
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if ratbagd_process:
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toolbox.terminate_ratbagd(ratbagd_process)
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description="commandline tool to access the ratbagd.devel debug server"
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)
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parser.add_argument(
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"--use-existing-ratbagd",
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dest="use_existing",
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action="store_true",
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default=False,
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help="Don't start up ratbagd.devel, connect to the already running one",
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)
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args, remainder = parser.parse_known_args()
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main(remainder, not args.use_existing)
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