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systemd/tools/dbus_exporter.py
Daniel Baumann ce097cb8f4
Adding upstream version 257.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 18:07:44 +02:00

54 lines
1.6 KiB
Python
Executable file

#!/usr/bin/env python3
# SPDX-License-Identifier: LGPL-2.1-or-later
import os
from argparse import ArgumentParser
from pathlib import Path
from subprocess import PIPE, run
def extract_interfaces_xml(output_dir, executable):
# If proc is not mounted, set LD_ORIGIN_PATH so that shared/core libs can be found,
# as glibc looks at /proc/self/exe when resolving RPATH
env = os.environ.copy()
if not os.path.exists('/proc/self'):
env["LD_ORIGIN_PATH"] = executable.parent.as_posix()
proc = run(
args=[executable.absolute(), '--bus-introspect', 'list'],
stdout=PIPE,
env=env,
check=True,
universal_newlines=True)
interface_names = (x.split()[1] for x in proc.stdout.splitlines())
for interface_name in interface_names:
proc = run(
args=[executable.absolute(), '--bus-introspect', interface_name],
stdout=PIPE,
env=env,
check=True,
universal_newlines=True)
interface_file_name = output_dir / (interface_name + '.xml')
interface_file_name.write_text(proc.stdout)
interface_file_name.chmod(0o644)
def main():
parser = ArgumentParser()
parser.add_argument('output',
type=Path)
parser.add_argument('executables',
nargs='+',
type=Path)
args = parser.parse_args()
args.output.mkdir(exist_ok=True)
# Make sure we don't inherit any setgid/setuid bit or such.
args.output.chmod(mode=0o755)
for exe in args.executables:
extract_interfaces_xml(args.output, exe)
if __name__ == '__main__':
main()