forked from meganz/sdk
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathsync_test_base.py
More file actions
1017 lines (863 loc) · 35.9 KB
/
sync_test_base.py
File metadata and controls
1017 lines (863 loc) · 35.9 KB
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
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
"""
Base class for testing syncing algorithm
(c) 2013-2014 by Mega Limited, Wellsford, New Zealand
This file is part of the MEGA SDK - Client Access Engine.
Applications using the MEGA API must present a valid application key
and comply with the the rules set forth in the Terms of Service.
The MEGA SDK is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
@copyright Simplified (2-clause) BSD License.
You should have received a copy of the license along with this
program.
"""
import os
import random
import string
import shutil
import hashlib
import unittest
import logging
import platform
import unicodedata
import time
def get_unicode_str(size=10, max_char=0xFFFF, onlyNormalized=False, includeUnexisting=False):
'''
generates valid (for current OS) Unicode file name
Notice: if includeUnexisting==True, it is possible that files don't get synchronized
'''
if platform.system() == "Windows":
# Unicode characters 1 through 31, as well as quote ("), less than (<), greater than (>), pipe (|), backspace (\b), null (\0) and tab (\t).
exclude = string.punctuation + u"\t" + u''.join([unichr(x) for x in range(0, 32)])
else:
# I guess it mainly depends on fs type
#exclude = u"/" + u"." + u''.join([unichr(x) for x in range(0, 1)])
exclude = u"/" + u"." + u''.join([unichr(x) for x in range(0, 32)])
name = u""
while len(name) < size:
c = unichr(random.randint(0, max_char))
if c not in exclude:
try:
if not includeUnexisting:
unicodedata.name(c) #this will cause invalid unicode character to throw exception
if onlyNormalized:
name = name + unicodedata.normalize('NFC',c) #only normalized chars
else:
name = name + c
# except UnicodeDecodeError:
# print "UnicodeDecodeError con",c,repr(c),c.encode('utf-8')
# c.decode('utf-8')
# try:
# unicodedata.name(c)
# except:
# pass
# pass
except ValueError:
# try:
# unicodedata.name(c)
# print "that one was valid!",c,repr(c)
# pass
# except:
# pass
pass
return name
def get_exotic_str(size=10):
"""
generate string containing random combinations of % and ASCII symbols
"""
name = u""
while len(name) < size:
num = random.randint(1, 3)
name = name + u"%" * num + get_random_str(2)
return name
def get_random_str(size=10, chars=string.ascii_lowercase + string.ascii_uppercase + string.digits):
"""
return a random string
size: size of an output string
chars: characters to use
"""
return ''.join(random.choice(chars) for x in range(size))
def generate_ascii_name(first_symbol, i):
"""
generate random ASCII string
"""
strlen = random.randint(0, 20)
return first_symbol + get_random_str(size=strlen) + str(i)
def generate_unicode_name_old(first_symbol, i):
"""
generate random UTF string
"""
strlen = random.randint(10, 30)
c = random.choice(['short-utf', 'utf', 'exotic'])
if c == 'short-utf':
s = get_unicode_str(strlen, 0xFF)
elif c == 'utf':
s = get_unicode_str(strlen)
else:
s = get_exotic_str(strlen)
#logging.debug("Creating Unicode file: %s" % (s.encode("unicode-escape")))
return s
cogen=0
def generate_unicode_name(first_symbol, i):
"""
generate random UTF string
"""
strlen = random.randint(10, 30)
c = random.choice(['short-utf', 'utf', 'exotic'])
if c == 'short-utf':
s = get_unicode_str(strlen, 0xFF)
elif c == 'utf':
s = get_unicode_str(strlen)
else:
s = get_exotic_str(strlen)
#logging.debug("Creating Unicode file: %s" % (s.encode("unicode-escape")))
global cogen
cogen=cogen+1
return str(cogen)+"_"+s
def normalizeandescape(name):
name=escapefsincompatible(name)
name=unicodedata.normalize('NFC',unicode(name))
#name=unicodedata.normalize('NFC',name)
#name=escapefsincompatible(name)
return name
def escapefsincompatible(name):
"""
Escape file system incompatible characters
"""
import urllib
for i in "\\/:?\"<>|*":
name=name.replace(i,urllib.quote(i).lower())
return name
class SyncTestBase(unittest.TestCase):
"""
Base class with MEGA SDK test helper methods
"""
def __init__(self, methodName, app):
"""
local_mount_in: local upsync folder
local_mount_out: local downsync folder
work_folder: a temporary out of sync folder
"""
super(SyncTestBase, self).__init__(methodName)
self.app = app
self.nr_retries = 200
self.nr_files = 10
self.nr_dirs = 10
self.nr_time_changes = 10
self.nr_changes = 10
self.local_obj_nr = 5
self.force_syncing = False
def check_empty(self, folder_name):
"""
return True if folder is empty
"""
logging.debug("Checking if folder %s is empty" % folder_name)
# leave old files
if not self.app.delete_tmp_files:
return True
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
res = not os.listdir(folder_name)
except OSError, e:
logging.error("Failed to list dir: %s (%s)" % (folder_name, e))
return False
if res:
return True
logging.debug("Directory %s is not empty! Retrying [%d/%d] .." % (folder_name, r + 1, self.nr_retries))
self.app.sync()
#~ try:
#~ shutil.rmtree(folder_name)
#~ except OSError, e:
#~ logging.error("Failed to delete folder: %s (%s)" % (folder_name, e))
#~ return False
@staticmethod
def md5_for_file(fname, block_size=2**20):
"""
calculates md5 of a file
"""
fout = open(fname, 'r')
md5 = hashlib.md5()
while True:
data = fout.read(block_size)
if not data:
break
md5.update(data)
fout.close()
return md5.hexdigest()
@staticmethod
def touch(path):
"""
create an empty file
update utime
"""
with open(path, 'a'):
os.utime(path, None)
@staticmethod
def file_create(fname, fsize):
"""
create a file of a size fsize and fill with a random data
"""
fout = open(fname, 'wb')
fout.write(get_random_str(fsize))
fout.close()
def files_create_size(self, first_symbol, maxsize, nr_files, dname, file_generate_name_func, l_files):
"""
create a list of files of a specific size
"""
for i in range(nr_files):
fname = file_generate_name_func(first_symbol, i)
ffname = os.path.join(dname, fname)
if maxsize == 0:
fsize = 0
else:
fsize = random.randint(1, maxsize)
try:
self.file_create(ffname, fsize)
except IOError, e:
logging.error("Failed to create file: %s (%s)" % (ffname, e))
return False
except UnicodeEncodeError, e:
logging.debug("Discarded filename due to UnicodeEncodeError: %s" % (ffname))
i=i-1
continue
md5_str = self.md5_for_file(ffname)
l_files.append({"name":fname, "size":fsize, "md5":md5_str, "name_orig":fname})
logging.debug("File created: %s [%s, %db]" % (ffname, md5_str, fsize))
return True
def files_create(self, file_generate_name_func=generate_ascii_name):
"""
create files in "in" instance and check files presence in "out" instance
Return list of files
"""
logging.debug("Creating files.. (nrfiles="+str(self.nr_files)+")")
l_files = []
# empty files
res = self.files_create_size("e", 0, self.nr_files, self.app.local_folder_in, file_generate_name_func, l_files)
if not res:
return None
# small files < 1k
if not hasattr(self.app, 'only_empty_files') or not self.app.only_empty_files:
res = self.files_create_size("s", 1024, self.nr_files, self.app.local_folder_in, file_generate_name_func, l_files)
if not res:
return None
if self.app.use_large_files:
# medium files < 1mb
res = self.files_create_size("m", 1024*1024, self.nr_files, self.app.local_folder_in, file_generate_name_func, l_files)
if not res:
return None
# large files < 10mb
res = self.files_create_size("l", 10*1024*1024, self.nr_files, self.app.local_folder_in, file_generate_name_func, l_files)
if not res:
return None
# randomize list
random.shuffle(l_files)
return l_files
def files_check(self, l_files, dir_name=""):
"""
check files on both folders
compare names, size, md5 sums
"""
logging.debug("Checking files..")
# check files
for f in l_files:
dd_out = os.path.join(self.app.local_folder_out, dir_name)
ffname = os.path.join(dd_out, f["name"])
#when saving mega alters some characters (we will look for
#destiny file having that in mind)
ffname=normalizeandescape(ffname)
dd_in = os.path.join(self.app.local_folder_in, dir_name)
ffname_in = os.path.join(dd_in, f["name"])
success = False
logging.debug("Comparing %s and %s" % (ffname_in, ffname))
# try to access the file
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
with open(ffname):
pass
success = True
break
except IOError as ex:
# wait for a file
logging.debug("File %s not found! Retrying [%d/%d] .." % (ffname, r + 1, self.nr_retries))
logging.debug("%s" % (ffname.encode("unicode-escape")))
self.app.sync()
if success is False:
logging.error("Failed to compare files: %s and %s" % (ffname_in, ffname))
return False
# get md5 of synced file
md5_str = self.md5_for_file(ffname)
if md5_str != f["md5"]:
logging.error("MD5 sums don't match for file: %s" % ffname)
return False
return True
def dir_create(self, dname, files_num, files_maxsize, file_generate_name_func=generate_ascii_name):
"""
create and fill directory with files
return files list
"""
try:
os.makedirs(dname)
except OSError, e:
logging.error("Failed to create directory: %s (%s)" % (dname, e))
return None
l_files = []
res = self.files_create_size("s", files_maxsize, files_num, dname, file_generate_name_func, l_files)
if not res:
return None
return l_files
def dir_create_size(self, symbol, dirs_num, files_num, files_maxsize, parent_dir, dir_generate_name_func, l_dirs):
"""
create dirs_num directories with directories
"""
for i in range(dirs_num):
dname = dir_generate_name_func(symbol, i)
ddname = os.path.join(parent_dir, dname)
l_files = self.dir_create(ddname, files_num, files_maxsize, dir_generate_name_func)
if l_files is None:
logging.error("Failed to create directory: %s" % ddname)
return False
l_dirs.append({"name":dname, "files_nr":files_num, "name_orig":dname, "l_files":l_files})
logging.debug("Directory created: %s [%d files]" % (ddname, files_num))
return True
def dirs_create(self, dir_generate_name_func=generate_ascii_name):
"""
create dirs
"""
logging.debug("Creating "+str(self.nr_dirs)+" directories..")
l_dirs = []
# create empty dirs
res = self.dir_create_size("z", self.nr_dirs, 0, 0, self.app.local_folder_in, dir_generate_name_func, l_dirs)
if not res:
return None
# create dirs with #nr_files files
if not hasattr(self.app, 'only_empty_folders') or not self.app.only_empty_folders:
res = self.dir_create_size("d", self.nr_dirs, self.nr_files, 1024, self.app.local_folder_in, dir_generate_name_func, l_dirs)
if not res:
return None
# randomize list
random.shuffle(l_dirs)
return l_dirs
def dirs_check(self, l_dirs):
"""
check directories for both folders
"""
logging.debug("Checking directories..")
for d in l_dirs:
dname = os.path.join(self.app.local_folder_out, d["name"])
##when saving mega alters some characters (we will look for
#destiny file having that in mind)
dname=normalizeandescape(dname)
dname_in = os.path.join(self.app.local_folder_in, d["name"])
success = False
logging.debug("Comparing dirs: %s and %s" % (dname_in, dname))
# try to access the dir
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
if os.path.isdir(dname):
success = True
break
else:
# wait for a dir
logging.debug("Directory %s not found! Retrying [%d/%d].." % (dname, r + 1, self.nr_retries))
self.app.sync()
except OSError:
# wait for a dir
logging.debug("Directory %s not found! Retrying [%d/%d].." % (dname, r + 1, self.nr_retries))
self.app.sync()
if success is False:
logging.error("Failed to access directories: %s and " % dname)
return False
# check files
res = self.files_check(d["l_files"], d["name"])
if not res:
logging.error("Directories do not match !")
return False
return True
def file_rename(self, ffname_src, ffname_dst):
"""
renaming file
return True if renamed
"""
for r in range(0, self.nr_retries):
self.app.attempt=r
if os.path.exists(ffname_src):
try:
shutil.move(ffname_src, ffname_dst)
except OSError, e:
logging.error("Failed to rename file: %s (%s)" % (ffname_src, e))
return False
if self.force_syncing:
self.app.sync()
# try to access both files (old and new)
if not os.path.exists(ffname_dst):
logging.debug("Failed to access a newly renamed file: %s, retrying [%d/%d].." % (ffname_dst, r + 1, self.nr_retries))
continue
if os.path.exists(ffname_src):
logging.debug("Still can access an old renamed file: %s, retrying [%d/%d]" % (ffname_src, r + 1, self.nr_retries))
continue
break
# try to access both files (old and new)
if not os.path.exists(ffname_dst):
logging.error("Failed to access a newly renamed file: %s. Aborting.." % ffname_dst)
return False
if os.path.exists(ffname_src):
logging.error("Still can access an old renamed file: %s. Aborting.." % ffname_src)
return False
return True
def files_rename(self, l_files, file_generate_name_func=generate_ascii_name):
"""
rename objects in "in" instance and check new files in "out" instance
"""
logging.debug("Renaming files..")
i = 0
for f in l_files:
ffname_src = os.path.join(self.app.local_folder_in, f["name"])
f["name"] = file_generate_name_func("renamed_", i)
i = i + 1
ffname_dst = os.path.join(self.app.local_folder_in, f["name"])
logging.debug("Renaming file: %s => %s" % (ffname_src, ffname_dst))
if not self.file_rename(ffname_src, ffname_dst):
return False
return True
def files_moveanddelete(self, l_files, where=".", timeout=0, file_generate_name_func=generate_ascii_name):
"""
moves and deletes objects in "in" instance and check new files in "out" instance
"""
logging.debug("Move&Rename files..")
try:
os.makedirs(os.path.join(self.app.local_folder_in,where))
except Exception, e:
logging.debug("Unable to create subfolder: %s (%s)" % (where, e))
i = 0
for f in l_files:
ffname_src = os.path.join(self.app.local_folder_in, f["name"])
f["name"] = file_generate_name_func("renamed_", i)
i = i + 1
ffname_dst = os.path.join(self.app.local_folder_in, where, f["name"])
logging.debug("move&delete file: %s => %s" % (ffname_src, ffname_dst))
if os.path.exists(ffname_src):
try:
shutil.move(ffname_src, ffname_dst)
except OSError, e:
logging.error("Failed to rename file: %s (%s)" % (ffname_src, e))
return False
try:
time.sleep(timeout)
os.remove(ffname_dst)
except OSError, e:
logging.error("Failed to delete file: %s (%s)" % (ffname_dst, e))
return False
if (where != "."):
shutil.rmtree(os.path.join(self.app.local_folder_in,where))
return True
def files_mimic_update_with_backup(self, l_files, timeout=0, file_generate_name_func=generate_ascii_name):
"""
moves and deletes objects in "in" instance and check new files in "out" instance
"""
logging.debug("Mimic update with backup files..")
i = 0
for f in l_files:
ffname_src = os.path.join(self.app.local_folder_in, f["name"])
#f["name"] = file_generate_name_func("renamed_", i)
i = i + 1
ffname_dst = os.path.join(self.app.local_folder_in, "renamed_"+f["name"])
ffname_dst_out = os.path.join(self.app.local_folder_out, "renamed_"+f["name"])
logging.debug("Mimic update with backup file: %s => %s" % (ffname_src, ffname_dst))
if os.path.exists(ffname_src):
try:
shutil.move(ffname_src, ffname_dst)
except OSError, e:
logging.error("Failed to rename file: %s (%s)" % (ffname_src, e))
return False
try:
time.sleep(timeout)
with open(ffname_dst, 'r') as f:
with open(ffname_src, 'w') as f2:
for r in range(100):
f2.write("whatever")
time.sleep(0.03)
if os.path.exists(ffname_dst_out): #existing temporary file
logging.error("ERROR in sync: Temporary file being created in syncout: : %s!" % (ffname_dst))
os.remove(ffname_dst)
return False;
os.remove(ffname_dst)
except OSError, e:
logging.error("Failed to delete file: %s (%s)" % (ffname_dst, e))
return False
return True
def files_remove(self, l_files):
"""
remove files in "in" instance and check files absence in "out" instance
"""
logging.debug("Removing files..")
for f in l_files:
ffname = os.path.join(self.app.local_folder_in, f["name"])
logging.debug("Deleting: %s" % ffname)
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
os.remove(ffname)
except OSError, e:
logging.error("Failed to delete file: %s (%s)" % (ffname, e))
return False
if self.force_syncing:
self.app.sync()
# check if local file does not exist
if not os.path.exists(ffname):
break
logging.debug("Deleted file %s still exists, retrying [%d/%d].." % (ffname, r + 1, self.nr_retries))
if os.path.exists(ffname):
logging.debug("Deleted file %s still exists, aborting.." % ffname)
success = False
for f in l_files:
ffname = os.path.join(self.app.local_folder_out, f["name"])
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
# file must be deleted
with open(ffname):
pass
logging.debug("File %s is not deleted. Retrying [%d/%d] .." % (ffname, r + 1, self.nr_retries))
self.app.sync()
except IOError:
success = True
break
if success is False:
logging.error("Failed to delete file: %s" % ffname)
return False
return True
def dirs_rename(self, l_dirs, dir_generate_name_func=generate_ascii_name):
"""
rename directories in "in" instance and check directories new names in "out" instance
"""
logging.debug("Renaming directories..")
i = 0
for d in l_dirs:
dname_src = os.path.join(self.app.local_folder_in, d["name"])
d["name"] = dir_generate_name_func("renamed_", i)
i = i + 1
dname_dst = os.path.join(self.app.local_folder_in, d["name"])
try:
shutil.move(dname_src, dname_dst)
except OSError, e:
logging.error("Failed to rename directory: %s (%s)" % (dname_src, e))
return False
if self.force_syncing:
self.app.sync()
# try to both dirs
if not os.path.exists(dname_dst):
logging.error("Failed to access a newly renamed directory: %s" % dname_dst)
return False
if os.path.exists(dname_src):
logging.error("Still can access an old directory: %s" % dname_src)
return False
logging.debug("Directory renamed: %s => %s" % (dname_src, dname_dst))
return True
def dirs_remove(self, l_dirs):
"""
remove directories in "in" instance and check directories absence in "out" instance
"""
logging.debug("Removing directories..")
for d in l_dirs:
dname = os.path.join(self.app.local_folder_in, d["name"])
try:
shutil.rmtree(dname)
except OSError, e:
logging.error("Failed to delete dir: %s (%s)" % (dname, e))
return False
logging.debug("Directory removed: %s" % dname)
if self.force_syncing:
self.app.sync()
if os.path.exists(dname):
logging.error("Still can access a renamed directory: %s" % dname)
return False
success = False
for d in l_dirs:
dname = os.path.join(self.app.local_folder_out, d["name"])
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
# dir must be deleted
if not os.path.isdir(dname):
success = True
break
logging.debug("Directory %s is not deleted! Retrying [%d/%d] .." % (dname, r + 1, self.nr_retries))
self.app.sync()
except OSError:
success = True
break
if success is False:
logging.error("Failed to delete dir: %s" % dname)
return False
return True
def dirs_check_empty(self):
"""
return True if both folders are empty
"""
return self.check_empty(self.app.local_folder_in) and self.check_empty(self.app.local_folder_out)
def local_tree_create_dir(self, parent_dir):
"""
generate directory
"""
strlen = random.randint(10, 20)
dname = get_random_str(size=strlen)
ddname = os.path.join(parent_dir, dname)
real_dname = os.path.join(self.app.local_folder_in, ddname)
try:
os.makedirs(real_dname)
except OSError, e:
logging.error("Failed to create directory: %s (%s)" % (real_dname, e))
return None, None, None, None
# populate with random amount of files
obj_nr = random.randint(1, self.local_obj_nr)
l_files = []
for _ in range(0, obj_nr):
strlen = random.randint(10, 20)
fname = get_random_str(size=strlen) + ".txt"
ffname = os.path.join(ddname, fname)
fname_real = os.path.join(self.app.local_folder_in, ffname)
try:
self.file_create(fname_real, random.randint(10, 100))
except IOError, e:
logging.error("Failed to create file: %s (%s)" % (fname_real, e))
return None, None, None, None
l_files.append({"name":fname, "fname":ffname})
# populate with random amount of dirs
obj_nr = random.randint(1, self.local_obj_nr)
l_dirs = []
for _ in range(0, obj_nr):
strlen = random.randint(10, 20)
cname = get_random_str(size=strlen)
ccname = os.path.join(ddname, cname)
cname_real = os.path.join(self.app.local_folder_in, ccname)
try:
os.makedirs(cname_real)
except OSError, e:
logging.error("Failed to create directory: %s (%s)" % (cname_real, e))
return None, None, None, None
l_dirs.append({"name":cname, "fname":ccname})
# recursively create subtree
return dname, ddname, l_files, l_dirs
def local_tree_create(self, parent_dir, dirs_nr):
"""
generate local directory tree, recursively populate with random number of directories / files
return list of dictionaries
"""
if dirs_nr == 0:
return None
l_tree = []
for _ in range(0, dirs_nr):
dname, ddname, l_files, l_dirs = self.local_tree_create_dir(parent_dir)
if dname is None:
return None
l_child = self.local_tree_create(ddname, dirs_nr - 1)
l_tree.append({"name":dname, "fname":ddname, "files":l_files, "dirs":l_dirs, "child":l_child})
return l_tree
def local_tree_get_dir(self, l_tree):
"""
directory walk generator
Returns relative directory path
"""
for i in l_tree:
yield i["fname"]
for dd in i["dirs"]:
yield dd["fname"]
if i["child"] is not None:
for x in self.local_tree_get_dir(i["child"]):
yield x
def local_tree_get_dirs(self, l_tree):
"""
directory walk generator
Returns dir dict
"""
for i in l_tree:
yield i
if i["child"] is not None:
for x in self.local_tree_get_dirs(i["child"]):
yield x
def local_tree_get_file(self, l_tree):
"""
directory walk generator
Returns relative file path
"""
for i in l_tree:
for ff in i["files"]:
yield ff["fname"]
if i["child"] is not None:
for x in self.local_tree_get_file(i["child"]):
yield x
def local_tree_compare(self, l_tree):
"""
compare two local trees
return True if they are the same
"""
total_dirs = total_files = 0
# try to access directories in "out" folder
for d in self.local_tree_get_dir(l_tree):
dname = os.path.join(self.app.local_folder_out, d)
success = False
total_dirs = total_dirs + 1
# logging.debug("Trying to access dir: %s" % dname)
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
if os.path.isdir(dname):
success = True
break
else:
# wait for a dir
logging.debug("Directory %s not found! Retrying [%d/%d].." % (dname, r + 1, self.nr_retries))
self.app.sync()
except OSError:
# wait for a dir
logging.debug("Directory %s not found! Retrying [%d/%d].." % (dname, r + 1, self.nr_retries))
self.app.sync()
if success is False:
logging.error("Failed to access directories: %s and " % dname)
return False
# try to access files in "out" folder
for f in self.local_tree_get_file(l_tree):
fname = os.path.join(self.app.local_folder_out, f)
success = False
total_files = total_files + 1
# logging.debug("Trying to access file: %s" % fname)
for r in range(0, self.nr_retries):
self.app.attempt=r
try:
with open(fname):
pass
success = True
break
except IOError:
# wait for a file
logging.debug("File %s not found! Retrying [%d/%d] .." % (fname, r + 1, self.nr_retries))
self.app.sync()
if success is False:
logging.error("Failed to access file: %s" % fname)
return False
logging.debug("Total dirs: %d, files: %d" % (total_dirs, total_files))
return True
def local_tree_create_and_move(self, l_tree):
"""
create a folder and fill with content
randomly select an existing folder and create a subfolder of it
move the first folder to the newly created one
compare results, repeat 10 times
return True if success
"""
for _ in range(0, self.nr_dirs):
# Create a dir
l_dir = []
dname, ddname, l_files, l_dirs = self.local_tree_create_dir("")
if dname is None:
return False
logging.debug("Directory created: %s" % ddname)
l_dir.append({"name":dname, "fname":ddname, "files":l_files, "dirs":l_dirs, "child":None})
# wait for a sync and compare
if not self.local_tree_compare(l_dir):
return False
# select random existing folder
dir_dicts_l = [d for d in self.local_tree_get_dirs(l_tree)]
dd = random.choice(dir_dicts_l)
if dd["dirs"] is None:
dd["dirs"] = []
# create a new subfolder
strlen = random.randint(10, 20)
dname = get_random_str(size=strlen)
ddname = os.path.join(dd["fname"], dname)
dname_real = os.path.join(self.app.local_folder_in, ddname)
logging.debug("Creating new dir: %s, parent: %s" % (ddname, dd["fname"]))
try:
os.makedirs(dname_real)
except OSError, e:
logging.error("Failed to create directory: %s (%s)" % (dname_real, e))
return False
dd["dirs"].append({"name":dname, "fname":ddname, "files":None, "dirs":None, "child":None})
# move existing folder into newly created folder
old_name = os.path.join(self.app.local_folder_in, l_dir[0]["fname"])
new_name = os.path.join(dname_real, l_dir[0]["name"])
logging.debug("Moving %s to %s" % (old_name, new_name))
try:
shutil.move(old_name, new_name)
except OSError, e:
logging.error("Failed to move dir: %s to new: %s (%s)" % (old_name, new_name, e))
return False
# fix existing dir dict
new_ffname = os.path.join(ddname, l_dir[0]["name"])
l_dir[0]["fname"] = new_ffname
for f in l_dir[0]["files"]:
f["ffname"] = os.path.join(new_ffname, f["name"])
for d in l_dir[0]["dirs"]:
d["ffname"] = os.path.join(new_ffname, d["name"])
# wait for a sync and compare
if not self.local_tree_compare(l_tree):
return False
# all good !
return True
def local_tree_multiple_renames(self, l_tree):
"""
perform several object renames
then rename back to the original name
"""
# rename dirs
for _ in range(0, self.nr_changes):
# select random existing folder
dir_dicts_l = [d for d in self.local_tree_get_dirs(l_tree)]
dd = random.choice(dir_dicts_l)
if dd["dirs"] is None:
continue
oname = dd["dirs"][0]["name"]
odname = os.path.join(dd["fname"], oname)
orig_name = os.path.join(self.app.local_folder_in, odname)
prev_name = orig_name
# rename 10 times
for _ in range(0, self.nr_changes):
strlen = random.randint(10, 20)
dname = get_random_str(size=strlen)
ddname = os.path.join(dd["fname"], dname)
dname_real = os.path.join(self.app.local_folder_in, ddname)
logging.debug("Renaming %s to %s" % (prev_name, dname_real))
if not self.file_rename(prev_name, dname_real):
return False
prev_name = dname_real
# rename back to origin
logging.debug("Moving %s to %s" % (prev_name, orig_name))
if not self.file_rename(prev_name, orig_name):
return False
self.app.sync()
# wait for a sync and compare
if not self.local_tree_compare(l_tree):
return False
# rename files
for _ in range(0, self.nr_changes):
# select random existing folder
dir_dicts_l = [d for d in self.local_tree_get_dirs(l_tree)]
dd = random.choice(dir_dicts_l)
if dd["files"] is None:
continue
oname = dd["files"][0]["name"]
odname = os.path.join(dd["fname"], oname)
orig_name = os.path.join(self.app.local_folder_in, odname)
prev_name = orig_name
# rename 10 times
for _ in range(0, self.nr_changes):
strlen = random.randint(10, 20)
dname = get_random_str(size=strlen)
ddname = os.path.join(dd["fname"], dname)
dname_real = os.path.join(self.app.local_folder_in, ddname)
logging.debug("Renaming %s to %s" % (prev_name, dname_real))
if not self.file_rename(prev_name, dname_real):