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# This file is part of libratbag.
#
# Copyright 2017 Red Hat, Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice (including the next
# paragraph) shall be included in all copies or substantial portions of the
# Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
import importlib.util
import importlib.machinery
import os
import subprocess
import sys
from gi.repository import GLib
# various constants
RATBAGCTL_NAME = "ratbagctl"
RATBAGCTL_PATH = os.path.join("@MESON_BUILD_ROOT@", RATBAGCTL_NAME)
RATBAGCTL_DEVEL_NAME = "ratbagctl.devel"
RATBAGCTL_DEVEL_PATH = os.path.join("@MESON_BUILD_ROOT@", RATBAGCTL_DEVEL_NAME)
def import_non_standard_path(name, path):
# Fast path: see if the module has already been imported.
try:
return sys.modules[name]
except KeyError:
pass
# If any of the following calls raises an exception,
# there's a problem we can't handle -- let the caller handle it.
loader = importlib.machinery.SourceFileLoader(name, path)
spec = importlib.util.spec_from_file_location(name, path, loader=loader)
module = importlib.util.module_from_spec(spec)
sys.modules[name] = module
loader.exec_module(module)
return module
def start_ratbagd(verbosity=0):
from gi.repository import Gio
import time
# FIXME: kill any running ratbagd.devel
args = [os.path.join("@MESON_BUILD_ROOT@", "ratbagd.devel")]
if verbosity >= 3:
args.append("--verbose")
elif verbosity >= 2:
args.append("--verbose=debug")
elif verbosity == 0:
args.append("--quiet")
ratbagd_process = subprocess.Popen(
args, shell=False, stdout=sys.stdout, stderr=sys.stderr
)
dbus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
name_owner = None
start_time = time.perf_counter()
while name_owner is None and time.perf_counter() - start_time < 30:
proxy = Gio.DBusProxy.new_sync(
dbus,
Gio.DBusProxyFlags.NONE,
None,
"org.freedesktop.ratbag_devel1",
"/org/freedesktop/ratbag_devel1",
"org.freedesktop.ratbag_devel1.Manager",
None,
)
name_owner = proxy.get_name_owner()
if name_owner is None:
time.sleep(0.2)
os.environ["RATBAG_TEST"] = "1"
if name_owner is None or ratbagd_process.poll() is not None:
return None
return ratbagd_process
def terminate_ratbagd(ratbagd):
if ratbagd is not None:
try:
ratbagd.terminate()
ratbagd.wait(5)
except subprocess.TimeoutExpired:
ratbagd.kill()
def sync_dbus():
main_context = GLib.MainContext.default()
while main_context.pending():
main_context.iteration(False)
import_non_standard_path(RATBAGCTL_NAME, RATBAGCTL_PATH)
from ratbagctl import ( # noqa: E402
RatbagError,
RatbagCapabilityError,
get_parser,
open_ratbagd,
)
__all__ = [
RATBAGCTL_NAME,
RATBAGCTL_PATH,
start_ratbagd,
terminate_ratbagd,
open_ratbagd,
get_parser,
RatbagError,
RatbagCapabilityError,
]
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