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
220
|
#!/usr/bin/env python3
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
import os
import sys
import socket
import subprocess
import tempfile
import pwd
import grp
try:
from systemd import id128
except ImportError:
id128 = None
EX_DATAERR = 65 # from sysexits.h
EXIT_TEST_SKIP = 77
try:
subprocess.run
except AttributeError:
sys.exit(EXIT_TEST_SKIP)
exe_with_args = sys.argv[1:]
def test_line(line, *, user, returncode=EX_DATAERR, extra={}):
args = ['--user'] if user else []
print('Running {} on {!r}'.format(' '.join(exe_with_args + args), line))
c = subprocess.run(exe_with_args + ['--create', '-'] + args,
input=line, stdout=subprocess.PIPE, universal_newlines=True,
**extra)
assert c.returncode == returncode, c
def test_invalids(*, user):
test_line('asdfa', user=user)
test_line('f "open quote', user=user)
test_line('f closed quote""', user=user)
test_line('Y /unknown/letter', user=user)
test_line('w non/absolute/path', user=user)
test_line('s', user=user) # s is for short
test_line('f!! /too/many/bangs', user=user)
test_line('f++ /too/many/plusses', user=user)
test_line('f+!+ /too/many/plusses', user=user)
test_line('f!+! /too/many/bangs', user=user)
test_line('f== /too/many/equals', user=user)
test_line('w /unresolved/argument - - - - "%Y"', user=user)
test_line('w /unresolved/argument/sandwich - - - - "%v%Y%v"', user=user)
test_line('w /unresolved/filename/%Y - - - - "whatever"', user=user)
test_line('w /unresolved/filename/sandwich/%v%Y%v - - - - "whatever"', user=user)
test_line('w - - - - - "no file specified"', user=user)
test_line('C - - - - - "no file specified"', user=user)
test_line('C non/absolute/path - - - - -', user=user)
test_line('b - - - - - -', user=user)
test_line('b 1234 - - - - -', user=user)
test_line('c - - - - - -', user=user)
test_line('c 1234 - - - - -', user=user)
test_line('t - - -', user=user)
test_line('T - - -', user=user)
test_line('a - - -', user=user)
test_line('A - - -', user=user)
test_line('h - - -', user=user)
test_line('H - - -', user=user)
def test_uninitialized_t():
if os.getuid() == 0:
return
test_line('w /foo - - - - "specifier for --user %t"',
user=True, returncode=0, extra={'env':{'HOME': os.getenv('HOME')}})
def test_content(line, expected, *, user, extra={}, subpath='/arg', path_cb=None):
d = tempfile.TemporaryDirectory(prefix='test-systemd-tmpfiles.')
if path_cb is not None:
path_cb(d.name, subpath)
arg = d.name + subpath
spec = line.format(arg)
test_line(spec, user=user, returncode=0, extra=extra)
content = open(arg).read()
print('expect: {!r}\nactual: {!r}'.format(expected, content))
assert content == expected
def test_valid_specifiers(*, user):
test_content('f {} - - - - two words', 'two words', user=user)
if id128 and os.path.isfile('/etc/machine-id'):
try:
test_content('f {} - - - - %m', '{}'.format(id128.get_machine().hex), user=user)
except AssertionError as e:
print(e)
print('/etc/machine-id: {!r}'.format(open('/etc/machine-id').read()))
print('/proc/cmdline: {!r}'.format(open('/proc/cmdline').read()))
print('skipping')
test_content('f {} - - - - %b', '{}'.format(id128.get_boot().hex), user=user)
test_content('f {} - - - - %H', '{}'.format(socket.gethostname()), user=user)
test_content('f {} - - - - %v', '{}'.format(os.uname().release), user=user)
test_content('f {} - - - - %U', '{}'.format(os.getuid() if user else 0), user=user)
test_content('f {} - - - - %G', '{}'.format(os.getgid() if user else 0), user=user)
try:
puser = pwd.getpwuid(os.getuid() if user else 0)
except KeyError:
puser = None
if puser:
test_content('f {} - - - - %u', '{}'.format(puser.pw_name), user=user)
try:
pgroup = grp.getgrgid(os.getgid() if user else 0)
except KeyError:
pgroup = None
if pgroup:
test_content('f {} - - - - %g', '{}'.format(pgroup.gr_name), user=user)
# Note that %h is the only specifier in which we look the environment,
# because we check $HOME. Should we even be doing that?
home = os.path.expanduser("~")
test_content('f {} - - - - %h', '{}'.format(home), user=user)
xdg_runtime_dir = os.getenv('XDG_RUNTIME_DIR')
if xdg_runtime_dir is not None or not user:
test_content('f {} - - - - %t',
xdg_runtime_dir if user else '/run',
user=user)
xdg_config_home = os.getenv('XDG_CONFIG_HOME')
if xdg_config_home is not None or not user:
test_content('f {} - - - - %S',
xdg_config_home if user else '/var/lib',
user=user)
xdg_cache_home = os.getenv('XDG_CACHE_HOME')
if xdg_cache_home is not None or not user:
test_content('f {} - - - - %C',
xdg_cache_home if user else '/var/cache',
user=user)
if xdg_config_home is not None or not user:
test_content('f {} - - - - %L',
xdg_config_home + '/log' if user else '/var/log',
user=user)
test_content('f {} - - - - %%', '%', user=user)
def mkfifo(parent, subpath):
os.makedirs(parent, mode=0o755, exist_ok=True)
first_component = subpath.split('/')[1]
path = parent + '/' + first_component
print('path: {}'.format(path))
os.mkfifo(path)
def mkdir(parent, subpath):
first_component = subpath.split('/')[1]
path = parent + '/' + first_component
os.makedirs(path, mode=0o755, exist_ok=True)
os.symlink(path, path + '/self', target_is_directory=True)
def symlink(parent, subpath):
link_path = parent + '/link-target'
os.makedirs(parent, mode=0o755, exist_ok=True)
with open(link_path, 'wb') as f:
f.write(b'target')
first_component = subpath.split('/')[1]
path = parent + '/' + first_component
os.symlink(link_path, path, target_is_directory=True)
def file(parent, subpath):
content = 'file-' + subpath.split('/')[1]
path = parent + subpath
os.makedirs(os.path.dirname(path), mode=0o755, exist_ok=True)
with open(path, 'wb') as f:
f.write(content.encode())
def valid_symlink(parent, subpath):
target = 'link-target'
link_path = parent + target
os.makedirs(link_path, mode=0o755, exist_ok=True)
first_component = subpath.split('/')[1]
path = parent + '/' + first_component
os.symlink(target, path, target_is_directory=True)
def test_hard_cleanup(*, user):
type_cbs = [None, file, mkdir, symlink]
if 'mkfifo' in dir(os):
type_cbs.append(mkfifo)
for type_cb in type_cbs:
for subpath in ['/shallow', '/deep/1/2']:
label = '{}-{}'.format('None' if type_cb is None else type_cb.__name__, subpath.split('/')[1])
test_content('f= {} - - - - ' + label, label, user=user, subpath=subpath, path_cb=type_cb)
# Test the case that a valid symlink is in the path.
label = 'valid_symlink-deep'
test_content('f= {} - - - - ' + label, label, user=user, subpath='/deep/1/2', path_cb=valid_symlink)
def test_base64():
test_line('f~ /tmp/base64-test - - - - UGlmZgpQYWZmClB1ZmYgCg==', user=False, returncode=0)
with open("/tmp/base64-test", mode='r') as f:
d = f.read()
assert d == "Piff\nPaff\nPuff \n"
if __name__ == '__main__':
test_invalids(user=False)
test_invalids(user=True)
test_uninitialized_t()
test_valid_specifiers(user=False)
test_valid_specifiers(user=True)
test_hard_cleanup(user=False)
test_hard_cleanup(user=True)
test_base64()
|
