1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
#!/usr/bin/env python3
import dbus
import sys
import os
import fcntl
import subprocess
import getpass
import argparse
from collections import OrderedDict
from dbusmock import DBusTestCase
from dbus.mainloop.glib import DBusGMainLoop
from pathlib import Path
def get_subprocess_stdout():
if os.getenv('META_DBUS_RUNNER_VERBOSE') == '1':
return sys.stderr
else:
return subprocess.DEVNULL;
class MutterDBusRunner(DBusTestCase):
@classmethod
def __get_templates_dir(klass):
return os.path.join(os.path.dirname(__file__), 'dbusmock-templates')
@classmethod
def setUpClass(klass, enable_kvm, launch):
klass.templates_dirs = [klass.__get_templates_dir()]
klass.mocks = OrderedDict()
print('Starting D-Bus daemons (session & system)...', file=sys.stderr)
DBusTestCase.setUpClass()
klass.start_session_bus()
klass.start_system_bus()
print('Launching required services...', file=sys.stderr)
klass.service_processes = []
for service in launch:
klass.service_processes += [subprocess.Popen(service)]
print('Starting mocked services...', file=sys.stderr)
(klass.mocks_manager, klass.mock_obj) = klass.start_from_local_template(
'meta-mocks-manager', {'templates-dir': klass.__get_templates_dir()})
klass.start_from_local_template('localed')
klass.start_from_local_template('colord')
klass.start_from_local_template('gsd-color')
klass.system_bus_con = klass.get_dbus(system_bus=True)
klass.session_bus_con = klass.get_dbus(system_bus=False)
klass.init_logind(enable_kvm)
if klass.session_bus_con.name_has_owner('org.gnome.Mutter.DisplayConfig'):
raise Exception(
'org.gnome.Mutter.DisplayConfig already has owner on the session bus, bailing')
@classmethod
def tearDownClass(klass):
klass.mock_obj.Cleanup()
for (mock_server, mock_obj) in reversed(klass.mocks.values()):
mock_server.terminate()
mock_server.wait()
for process in klass.service_processes:
process.terminate()
process.wait()
DBusTestCase.tearDownClass()
@classmethod
def start_from_template(klass, template, params={}, system_bus=None):
mock_server, mock_obj = \
klass.spawn_server_template(template,
params,
get_subprocess_stdout(),
system_bus=system_bus)
mocks = (mock_server, mock_obj)
return mocks
@classmethod
def start_from_local_template(klass, template_file_name, params={}, system_bus=None):
template = klass.find_template(template_file_name)
return klass.start_from_template(template, params, system_bus=system_bus)
@classmethod
def start_from_template_managed(klass, template):
klass.mock_obj.StartFromTemplate(template)
@classmethod
def start_from_local_template_managed(klass, template_file_name):
template = klass.find_template(template_file_name)
klass.mock_obj.StartFromLocalTemplate(template)
@classmethod
def start_from_class(klass, mock_class, params={}):
mock_server = \
klass.spawn_server(mock_class.BUS_NAME,
mock_class.MAIN_OBJ,
mock_class.MAIN_IFACE,
mock_class.SYSTEM_BUS,
stdout=get_subprocess_stdout())
bus = klass.get_dbus(system_bus=mock_class.SYSTEM_BUS)
mock_obj = bus.get_object(mock_class.BUS_NAME, mock_class.MAIN_OBJ)
mock_class.load(mock_obj, params)
mocks = (mock_server, mock_obj)
return mocks
@classmethod
def init_logind_kvm(klass, session_path):
session_obj = klass.system_bus_con.get_object('org.freedesktop.login1', session_path)
session_obj.AddMethod('org.freedesktop.login1.Session',
'TakeDevice',
'uu', 'hb',
'''
import re
major = args[0]
minor = args[1]
sysfs_uevent_path = '/sys/dev/char/{}:{}/uevent'.format(major, minor)
sysfs_uevent = open(sysfs_uevent_path, 'r')
devname = None
for line in sysfs_uevent.readlines():
match = re.match('DEVNAME=(.*)', line)
if match:
devname = match[1]
break
sysfs_uevent.close()
if not devname:
raise dbus.exceptions.DBusException(f'Device file {major}:{minor} doesn\\\'t exist',
major=major, minor=minor)
fd = os.open('/dev/' + devname, os.O_RDWR | os.O_CLOEXEC)
unix_fd = dbus.types.UnixFd(fd)
os.close(fd)
ret = (unix_fd, False)
''')
session_obj.AddMethods('org.freedesktop.login1.Session', [
('ReleaseDevice', 'uu', '', ''),
('TakeControl', 'b', '', ''),
])
@classmethod
def init_logind(klass, enable_kvm):
logind = klass.start_from_template('logind')
[p_mock, obj] = logind
mock_iface = 'org.freedesktop.DBus.Mock'
obj.AddSeat('seat0', dbus_interface=mock_iface)
session_path = obj.AddSession('dummy', 'seat0',
dbus.types.UInt32(os.getuid()),
getpass.getuser(),
True,
dbus_interface=mock_iface)
if enable_kvm:
klass.init_logind_kvm(session_path)
@classmethod
def add_template_dir(klass, templates_dir):
klass.templates_dirs += [templates_dir]
@classmethod
def find_template(klass, template_name):
for templates_dir in klass.templates_dirs:
template_path = os.path.join(templates_dir, template_name + '.py')
template_file = Path(template_path)
if template_file.is_file():
return template_path
raise FileNotFoundError(f'Couldnt find a {template_name} template')
def wrap_call(self, args):
env = {}
env.update(os.environ)
env['NO_AT_BRIDGE'] = '1'
env['GTK_A11Y'] = 'none'
env['GSETTINGS_BACKEND'] = 'memory'
wrapper = env.get('META_DBUS_RUNNER_WRAPPER')
if wrapper == 'gdb':
args = ['gdb', '-ex', 'r', '-ex', 'bt full', '--args'] + args
elif wrapper:
args = wrapper.split(' ') + args
p = subprocess.Popen(args, env=env)
return p.wait()
def meta_run(klass):
DBusGMainLoop(set_as_default=True)
parser = argparse.ArgumentParser()
parser.add_argument('--kvm', action='store_true', default=False)
parser.add_argument('--launch', action='append', default=[])
(args, rest) = parser.parse_known_args(sys.argv)
rest.pop(0)
if rest[0] == '--':
rest.pop(0)
klass.setUpClass(args.kvm, args.launch)
runner = klass()
runner.assertGreater(len(rest), 0)
result = 1
try:
print('Running test case...', file=sys.stderr)
result = runner.wrap_call(rest)
finally:
MutterDBusRunner.tearDownClass()
return result
|
