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
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
|
# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2018, Linaro Limited
# Author: Takahiro Akashi <takahiro.akashi@linaro.org>
import os
import os.path
import pytest
import re
from subprocess import call, check_call, check_output, CalledProcessError
from fstest_defs import *
supported_fs_basic = ['fat16', 'fat32', 'ext4']
supported_fs_ext = ['fat16', 'fat32']
#
# Filesystem test specific setup
#
def pytest_addoption(parser):
parser.addoption('--fs-type', action='append', default=None,
help='Targeting Filesystem Types')
def pytest_configure(config):
global supported_fs_basic
global supported_fs_ext
def intersect(listA, listB):
return [x for x in listA if x in listB]
supported_fs = config.getoption('fs_type')
if supported_fs:
print("*** FS TYPE modified: %s" % supported_fs)
supported_fs_basic = intersect(supported_fs, supported_fs_basic)
supported_fs_ext = intersect(supported_fs, supported_fs_ext)
def pytest_generate_tests(metafunc):
if 'fs_obj_basic' in metafunc.fixturenames:
metafunc.parametrize('fs_obj_basic', supported_fs_basic,
indirect=True, scope='module')
if 'fs_obj_ext' in metafunc.fixturenames:
metafunc.parametrize('fs_obj_ext', supported_fs_ext,
indirect=True, scope='module')
#
# Helper functions
#
def fstype_to_ubname(fs_type):
if re.match('fat', fs_type):
return 'fat'
else:
return fs_type
def check_ubconfig(config, fs_type):
if not config.buildconfig.get('config_cmd_%s' % fs_type, None):
pytest.skip('.config feature "CMD_%s" not enabled' % fs_type.upper())
if not config.buildconfig.get('config_%s_write' % fs_type, None):
pytest.skip('.config feature "%s_WRITE" not enabled'
% fs_type.upper())
def mk_fs(config, fs_type, size, id):
fs_img = '%s.%s.img' % (id, fs_type)
fs_img = config.persistent_data_dir + '/' + fs_img
if fs_type == 'fat16':
mkfs_opt = '-F 16'
elif fs_type == 'fat32':
mkfs_opt = '-F 32'
else:
mkfs_opt = ''
if re.match('fat', fs_type):
fs_lnxtype = 'vfat'
else:
fs_lnxtype = fs_type
count = (size + 1048576 - 1) / 1048576
try:
check_call('rm -f %s' % fs_img, shell=True)
check_call('dd if=/dev/zero of=%s bs=1M count=%d'
% (fs_img, count), shell=True)
check_call('mkfs.%s %s %s'
% (fs_lnxtype, mkfs_opt, fs_img), shell=True)
return fs_img
except CalledProcessError:
call('rm -f %s' % fs_img, shell=True)
raise
# from test/py/conftest.py
def tool_is_in_path(tool):
for path in os.environ["PATH"].split(os.pathsep):
fn = os.path.join(path, tool)
if os.path.isfile(fn) and os.access(fn, os.X_OK):
return True
return False
fuse_mounted = False
def mount_fs(fs_type, device, mount_point):
global fuse_mounted
fuse_mounted = False
try:
if tool_is_in_path('guestmount'):
fuse_mounted = True
check_call('guestmount -a %s -m /dev/sda %s'
% (device, mount_point), shell=True)
else:
mount_opt = "loop,rw"
if re.match('fat', fs_type):
mount_opt += ",umask=0000"
check_call('sudo mount -o %s %s %s'
% (mount_opt, device, mount_point), shell=True)
# may not be effective for some file systems
check_call('sudo chmod a+rw %s' % mount_point, shell=True)
except CalledProcessError:
raise
def umount_fs(fs_type, mount_point):
if fuse_mounted:
call('sync')
call('guestunmount %s' % mount_point, shell=True)
else:
call('sudo umount %s' % mount_point, shell=True)
#
# Fixture for basic fs test
# derived from test/fs/fs-test.sh
#
# NOTE: yield_fixture was deprecated since pytest-3.0
@pytest.yield_fixture()
def fs_obj_basic(request, u_boot_config):
fs_type = request.param
fs_img = ''
fs_ubtype = fstype_to_ubname(fs_type)
check_ubconfig(u_boot_config, fs_ubtype)
mount_dir = u_boot_config.persistent_data_dir + '/mnt'
small_file = mount_dir + '/' + SMALL_FILE
big_file = mount_dir + '/' + BIG_FILE
try:
# 3GiB volume
fs_img = mk_fs(u_boot_config, fs_type, 0xc0000000, '3GB')
# Mount the image so we can populate it.
check_call('mkdir -p %s' % mount_dir, shell=True)
mount_fs(fs_type, fs_img, mount_dir)
# Create a subdirectory.
check_call('mkdir %s/SUBDIR' % mount_dir, shell=True)
# Create big file in this image.
# Note that we work only on the start 1MB, couple MBs in the 2GB range
# and the last 1 MB of the huge 2.5GB file.
# So, just put random values only in those areas.
check_call('dd if=/dev/urandom of=%s bs=1M count=1'
% big_file, shell=True)
check_call('dd if=/dev/urandom of=%s bs=1M count=2 seek=2047'
% big_file, shell=True)
check_call('dd if=/dev/urandom of=%s bs=1M count=1 seek=2499'
% big_file, shell=True)
# Create a small file in this image.
check_call('dd if=/dev/urandom of=%s bs=1M count=1'
% small_file, shell=True)
# Delete the small file copies which possibly are written as part of a
# previous test.
# check_call('rm -f "%s.w"' % MB1, shell=True)
# check_call('rm -f "%s.w2"' % MB1, shell=True)
# Generate the md5sums of reads that we will test against small file
out = check_output(
'dd if=%s bs=1M skip=0 count=1 2> /dev/null | md5sum'
% small_file, shell=True)
md5val = [ out.split()[0] ]
# Generate the md5sums of reads that we will test against big file
# One from beginning of file.
out = check_output(
'dd if=%s bs=1M skip=0 count=1 2> /dev/null | md5sum'
% big_file, shell=True)
md5val.append(out.split()[0])
# One from end of file.
out = check_output(
'dd if=%s bs=1M skip=2499 count=1 2> /dev/null | md5sum'
% big_file, shell=True)
md5val.append(out.split()[0])
# One from the last 1MB chunk of 2GB
out = check_output(
'dd if=%s bs=1M skip=2047 count=1 2> /dev/null | md5sum'
% big_file, shell=True)
md5val.append(out.split()[0])
# One from the start 1MB chunk from 2GB
out = check_output(
'dd if=%s bs=1M skip=2048 count=1 2> /dev/null | md5sum'
% big_file, shell=True)
md5val.append(out.split()[0])
# One 1MB chunk crossing the 2GB boundary
out = check_output(
'dd if=%s bs=512K skip=4095 count=2 2> /dev/null | md5sum'
% big_file, shell=True)
md5val.append(out.split()[0])
umount_fs(fs_type, mount_dir)
except CalledProcessError:
pytest.skip('Setup failed for filesystem: ' + fs_type)
return
else:
yield [fs_ubtype, fs_img, md5val]
finally:
umount_fs(fs_type, mount_dir)
call('rmdir %s' % mount_dir, shell=True)
if fs_img:
call('rm -f %s' % fs_img, shell=True)
#
# Fixture for extended fs test
#
# NOTE: yield_fixture was deprecated since pytest-3.0
@pytest.yield_fixture()
def fs_obj_ext(request, u_boot_config):
fs_type = request.param
fs_img = ''
fs_ubtype = fstype_to_ubname(fs_type)
check_ubconfig(u_boot_config, fs_ubtype)
mount_dir = u_boot_config.persistent_data_dir + '/mnt'
min_file = mount_dir + '/' + MIN_FILE
tmp_file = mount_dir + '/tmpfile'
try:
# 128MiB volume
fs_img = mk_fs(u_boot_config, fs_type, 0x8000000, '128MB')
# Mount the image so we can populate it.
check_call('mkdir -p %s' % mount_dir, shell=True)
mount_fs(fs_type, fs_img, mount_dir)
# Create a test directory
check_call('mkdir %s/dir1' % mount_dir, shell=True)
# Create a small file and calculate md5
check_call('dd if=/dev/urandom of=%s bs=1K count=20'
% min_file, shell=True)
out = check_output(
'dd if=%s bs=1K 2> /dev/null | md5sum'
% min_file, shell=True)
md5val = [ out.split()[0] ]
# Calculate md5sum of Test Case 4
check_call('dd if=%s of=%s bs=1K count=20'
% (min_file, tmp_file), shell=True)
check_call('dd if=%s of=%s bs=1K seek=5 count=20'
% (min_file, tmp_file), shell=True)
out = check_output('dd if=%s bs=1K 2> /dev/null | md5sum'
% tmp_file, shell=True)
md5val.append(out.split()[0])
# Calculate md5sum of Test Case 5
check_call('dd if=%s of=%s bs=1K count=20'
% (min_file, tmp_file), shell=True)
check_call('dd if=%s of=%s bs=1K seek=5 count=5'
% (min_file, tmp_file), shell=True)
out = check_output('dd if=%s bs=1K 2> /dev/null | md5sum'
% tmp_file, shell=True)
md5val.append(out.split()[0])
# Calculate md5sum of Test Case 7
check_call('dd if=%s of=%s bs=1K count=20'
% (min_file, tmp_file), shell=True)
check_call('dd if=%s of=%s bs=1K seek=20 count=20'
% (min_file, tmp_file), shell=True)
out = check_output('dd if=%s bs=1K 2> /dev/null | md5sum'
% tmp_file, shell=True)
md5val.append(out.split()[0])
check_call('rm %s' % tmp_file, shell=True)
umount_fs(fs_type, mount_dir)
except CalledProcessError:
pytest.skip('Setup failed for filesystem: ' + fs_type)
return
else:
yield [fs_ubtype, fs_img, md5val]
finally:
umount_fs(fs_type, mount_dir)
call('rmdir %s' % mount_dir, shell=True)
if fs_img:
call('rm -f %s' % fs_img, shell=True)
|