forked from drath/libratbag
01c362eadc
Without --verbose ratbagd just starts up with no message whatsoever. It's hard to tell if any devices are supported or if the server just hangs. Let's log the devices detected by default, at least that way we get some feedback. Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
143 lines
4.5 KiB
Python
143 lines
4.5 KiB
Python
# vim: set expandtab shiftwidth=4 tabstop=4:
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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 imp
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import os
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import shutil
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import subprocess
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import sys
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from gi.repository import GLib
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# various constants
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RATBAGCTL_NAME = 'ratbagctl'
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RATBAGCTL_PATH = os.path.join('@MESON_BUILD_ROOT@', RATBAGCTL_NAME)
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RATBAGCTL_DEVEL_NAME = 'ratbagctl.devel'
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RATBAGCTL_DEVEL_PATH = os.path.join('@MESON_BUILD_ROOT@', RATBAGCTL_DEVEL_NAME)
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DBUS_CONF_DIR = '/etc/dbus-1/system.d'
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DBUS_CONF_NAME = 'org.freedesktop.ratbag_devel1.conf'
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DBUS_CONF_PATH = os.path.join(DBUS_CONF_DIR, DBUS_CONF_NAME)
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def import_non_standard_path(name, path):
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# Fast path: see if the module has already been imported.
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try:
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return sys.modules[name]
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except KeyError:
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pass
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# If any of the following calls raises an exception,
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# there's a problem we can't handle -- let the caller handle it.
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with open(path, 'rb') as fp:
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module = imp.load_module(name, fp, os.path.basename(path), ('.py', 'rb', imp.PY_SOURCE))
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return module
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def start_ratbagd(verbosity=0):
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from gi.repository import Gio
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import time
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os.makedirs(DBUS_CONF_DIR, exist_ok=True)
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# first copy the policy for the ratbagd daemon to be allowed to run
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shutil.copy(os.path.join('@MESON_BUILD_ROOT@', DBUS_CONF_NAME),
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DBUS_CONF_PATH)
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# FIXME: kill any running ratbagd.devel
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args = [os.path.join('@MESON_BUILD_ROOT@', "ratbagd.devel")]
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if verbosity >= 3:
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args.append('--verbose=raw')
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elif verbosity >= 2:
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args.append('--verbose')
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elif verbosity == 0:
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args.append('--quiet')
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ratbagd_process = subprocess.Popen(args, shell=False, stdout=sys.stdout, stderr=sys.stderr)
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dbus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
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name_owner = None
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start_time = time.clock()
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while name_owner is None and time.clock() - start_time < 30:
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proxy = Gio.DBusProxy.new_sync(dbus,
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Gio.DBusProxyFlags.NONE,
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None,
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"org.freedesktop.ratbag_devel1_@ratbagd_sha@",
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"/org/freedesktop/ratbag_devel1_@ratbagd_sha@",
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"org.freedesktop.ratbag_devel1_@ratbagd_sha@.Manager",
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None)
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name_owner = proxy.get_name_owner()
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if name_owner is None:
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time.sleep(0.2)
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os.environ['RATBAGCTL_DEVEL'] = "org.freedesktop.ratbag_devel1_@ratbagd_sha@"
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if name_owner is None or ratbagd_process.poll() is not None:
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return None
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return ratbagd_process
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def terminate_ratbagd(ratbagd):
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if ratbagd is not None:
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try:
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ratbagd.terminate()
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ratbagd.wait(5)
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except subprocess.TimeoutExpired:
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ratbagd.kill()
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try:
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os.unlink(DBUS_CONF_PATH)
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except FileNotFoundError:
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pass
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def sync_dbus():
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main_context = GLib.MainContext.default()
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while main_context.pending():
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main_context.iteration(False)
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ratbagctl = import_non_standard_path(RATBAGCTL_NAME, RATBAGCTL_PATH)
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from ratbagctl import open_ratbagd, get_parser, RatbagError, RatbagErrorCapability
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__all__ = [
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RATBAGCTL_NAME,
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RATBAGCTL_PATH,
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DBUS_CONF_DIR,
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DBUS_CONF_NAME,
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DBUS_CONF_PATH,
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start_ratbagd,
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terminate_ratbagd,
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open_ratbagd,
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get_parser,
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RatbagError,
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RatbagErrorCapability,
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]
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