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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
|
#
# torrent.py
#
# Copyright (C) 2007-2009 Andrew Resch <andrewresch@gmail.com>
#
# Deluge is free software.
#
# You may redistribute it and/or modify it under the terms of the
# GNU General Public License, as published by the Free Software
# Foundation; either version 3 of the License, or (at your option)
# any later version.
#
# deluge 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.
# See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with deluge. If not, write to:
# The Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor
# Boston, MA 02110-1301, USA.
#
# In addition, as a special exception, the copyright holders give
# permission to link the code of portions of this program with the OpenSSL
# library.
# You must obey the GNU General Public License in all respects for all of
# the code used other than OpenSSL. If you modify file(s) with this
# exception, you may extend this exception to your version of the file(s),
# but you are not obligated to do so. If you do not wish to do so, delete
# this exception statement from your version. If you delete this exception
# statement from all source files in the program, then also delete it here.
#
"""Internal Torrent class"""
import os
import time
import logging
import re
from urllib import unquote
from urlparse import urlparse
from twisted.internet.defer import Deferred, DeferredList
from twisted.internet.task import LoopingCall
from deluge._libtorrent import lt
import deluge.common
import deluge.component as component
from deluge.configmanager import ConfigManager, get_config_dir
from deluge.event import *
from deluge.common import decode_string
TORRENT_STATE = deluge.common.TORRENT_STATE
log = logging.getLogger(__name__)
def sanitize_filepath(filepath, folder=False):
"""
Returns a sanitized filepath to pass to libotorrent rename_file().
The filepath will have backslashes substituted along with whitespace
padding and duplicate slashes stripped. If `folder` is True a trailing
slash is appended to the returned filepath.
"""
def clean_filename(filename):
filename = filename.strip()
if filename.replace('.', '') == '':
return ''
return filename
if '\\' in filepath or '/' in filepath:
folderpath = filepath.replace('\\', '/').split('/')
folderpath = [clean_filename(x) for x in folderpath]
newfilepath = '/'.join(filter(None, folderpath))
else:
newfilepath = clean_filename(filepath)
if folder is True:
return newfilepath + '/'
else:
return newfilepath
class TorrentOptions(dict):
def __init__(self):
config = ConfigManager("core.conf").config
options_conf_map = {
"max_connections": "max_connections_per_torrent",
"max_upload_slots": "max_upload_slots_per_torrent",
"max_upload_speed": "max_upload_speed_per_torrent",
"max_download_speed": "max_download_speed_per_torrent",
"prioritize_first_last_pieces": "prioritize_first_last_pieces",
"sequential_download": "sequential_download",
"compact_allocation": "compact_allocation",
"download_location": "download_location",
"auto_managed": "auto_managed",
"stop_at_ratio": "stop_seed_at_ratio",
"stop_ratio": "stop_seed_ratio",
"remove_at_ratio": "remove_seed_at_ratio",
"move_completed": "move_completed",
"move_completed_path": "move_completed_path",
"add_paused": "add_paused",
"shared": "shared"
}
for opt_k, conf_k in options_conf_map.iteritems():
self[opt_k] = config[conf_k]
self["file_priorities"] = []
self["mapped_files"] = {}
class Torrent(object):
"""Torrent holds information about torrents added to the libtorrent session.
"""
def __init__(self, handle, options, state=None, filename=None, magnet=None, owner=None):
# Set the torrent_id for this torrent
self.torrent_id = str(handle.info_hash())
if log.isEnabledFor(logging.DEBUG):
log.debug("Creating torrent object %s", self.torrent_id)
# Get the core config
self.config = ConfigManager("core.conf")
self.rpcserver = component.get("RPCServer")
# This dict holds previous status dicts returned for this torrent
# We use this to return dicts that only contain changes from the previous
# {session_id: status_dict, ...}
self.prev_status = {}
self.prev_status_cleanup_loop = LoopingCall(self._cleanup_prev_status)
self.prev_status_cleanup_loop.start(10)
# Set the libtorrent handle
self.handle = handle
# Keep a list of Deferreds for file indexes we're waiting for file_rename alerts on
# This is so we can send one folder_renamed signal instead of multiple
# file_renamed signals.
# [{index: Deferred, ...}, ...]
self.waiting_on_folder_rename = []
# We store the filename just in case we need to make a copy of the torrentfile
if not filename:
# If no filename was provided, then just use the infohash
filename = self.torrent_id
self.filename = filename
# Store the magnet uri used to add this torrent if available
self.magnet = magnet
# Holds status info so that we don't need to keep getting it from lt
self.status = self.handle.status()
try:
self.torrent_info = self.handle.get_torrent_info()
except RuntimeError:
self.torrent_info = None
self.has_metadata = self.handle.has_metadata()
self.status_funcs = None
# Default total_uploaded to 0, this may be changed by the state
self.total_uploaded = 0
# Set the default options
self.options = TorrentOptions()
self.options.update(options)
# We need to keep track if the torrent is finished in the state to prevent
# some weird things on state load.
self.is_finished = False
# Load values from state if we have it
if state:
# This is for saving the total uploaded between sessions
self.total_uploaded = state.total_uploaded
# Set the trackers
self.set_trackers(state.trackers)
# Set the filename
self.filename = state.filename
self.is_finished = state.is_finished
else:
# Tracker list
self.trackers = []
# Create a list of trackers
for tracker in self.handle.trackers():
self.trackers.append(tracker)
# Various torrent options
self.handle.resolve_countries(True)
self.set_options(self.options)
# Status message holds error info about the torrent
self.statusmsg = "OK"
# The torrents state
# This is only one out of 4 calls to update_state for each torrent on startup.
# This call doesn't seem to be necessary, it can probably be removed
#self.update_state()
self.state = None
self.tracker_status = ""
# This gets updated when get_tracker_host is called
self.tracker_host = None
if state:
self.time_added = state.time_added
else:
self.time_added = time.time()
# Keep track of the owner
if state:
self.owner = state.owner
else:
self.owner = owner
# Keep track if we're forcing a recheck of the torrent so that we can
# re-pause it after its done if necessary
self.forcing_recheck = False
self.forcing_recheck_paused = False
self.update_status(self.handle.status())
self._create_status_funcs()
if log.isEnabledFor(logging.DEBUG):
log.debug("Torrent object created.")
def on_metadata_received(self):
self.has_metadata = True
self.torrent_info = self.handle.get_torrent_info()
if self.options["prioritize_first_last_pieces"]:
self.set_prioritize_first_last(True)
self.write_torrentfile()
## Options methods ##
def set_options(self, options):
OPTIONS_FUNCS = {
# Functions used for setting options
"auto_managed": self.set_auto_managed,
"download_location": self.set_save_path,
"file_priorities": self.set_file_priorities,
"max_connections": self.handle.set_max_connections,
"max_download_speed": self.set_max_download_speed,
"max_upload_slots": self.handle.set_max_uploads,
"max_upload_speed": self.set_max_upload_speed,
"prioritize_first_last_pieces": self.set_prioritize_first_last,
"sequential_download": self.set_sequential_download
}
# set_prioritize_first_last is called by set_file_priorities,
# so remove if file_priorities is set in options.
if "file_priorities" in options:
del OPTIONS_FUNCS["prioritize_first_last_pieces"]
for (key, value) in options.items():
if OPTIONS_FUNCS.has_key(key):
OPTIONS_FUNCS[key](value)
self.options.update(options)
def get_options(self):
return self.options
def set_owner(self, account):
self.owner = account
def set_max_connections(self, max_connections):
self.options["max_connections"] = int(max_connections)
self.handle.set_max_connections(max_connections)
def set_max_upload_slots(self, max_slots):
self.options["max_upload_slots"] = int(max_slots)
self.handle.set_max_uploads(max_slots)
def set_max_upload_speed(self, m_up_speed):
self.options["max_upload_speed"] = m_up_speed
if m_up_speed < 0:
v = -1
else:
v = int(m_up_speed * 1024)
self.handle.set_upload_limit(v)
def set_max_download_speed(self, m_down_speed):
self.options["max_download_speed"] = m_down_speed
if m_down_speed < 0:
v = -1
else:
v = int(m_down_speed * 1024)
self.handle.set_download_limit(v)
def set_prioritize_first_last(self, prioritize):
self.options["prioritize_first_last_pieces"] = prioritize
if not prioritize:
# If we are turning off this option, call set_file_priorities to
# reset all the piece priorities
self.set_file_priorities(self.options["file_priorities"])
return
if not self.has_metadata:
return
if self.options["compact_allocation"]:
log.debug("Setting first/last priority with compact "
"allocation does not work!")
return
# A list of priorities for each piece in the torrent
priorities = self.handle.piece_priorities()
prioritized_pieces = []
ti = self.torrent_info
for i in range(ti.num_files()):
f = ti.file_at(i)
two_percent_bytes = int(0.02 * f.size)
# Get the pieces for the byte offsets
first_start = ti.map_file(i, 0, 0).piece
first_end = ti.map_file(i, two_percent_bytes, 0).piece
last_start = ti.map_file(i, f.size - two_percent_bytes, 0).piece
last_end = ti.map_file(i, max(f.size - 1, 0), 0).piece
first_end += 1
last_end += 1
prioritized_pieces.append((first_start, first_end))
prioritized_pieces.append((last_start, last_end))
# Set the pieces in our first and last ranges to priority 7
# if they are not marked as do not download
priorities[first_start:first_end] = map(lambda p: p and 7, priorities[first_start:first_end])
priorities[last_start:last_end] = map(lambda p: p and 7, priorities[last_start:last_end])
# Setting the priorites for all the pieces of this torrent
self.handle.prioritize_pieces(priorities)
return prioritized_pieces, priorities
def set_sequential_download(self, set_sequencial):
self.options["sequential_download"] = set_sequencial
self.handle.set_sequential_download(set_sequencial)
def set_auto_managed(self, auto_managed):
self.options["auto_managed"] = auto_managed
if not (self.handle.is_paused() and not self.handle.is_auto_managed()):
self.handle.auto_managed(auto_managed)
self.update_state()
def set_stop_ratio(self, stop_ratio):
self.options["stop_ratio"] = stop_ratio
def set_stop_at_ratio(self, stop_at_ratio):
self.options["stop_at_ratio"] = stop_at_ratio
def set_remove_at_ratio(self, remove_at_ratio):
self.options["remove_at_ratio"] = remove_at_ratio
def set_move_completed(self, move_completed):
self.options["move_completed"] = move_completed
def set_move_completed_path(self, move_completed_path):
self.options["move_completed_path"] = move_completed_path
def set_file_priorities(self, file_priorities):
if not self.has_metadata:
return
if len(file_priorities) != self.torrent_info.num_files():
log.debug("file_priorities len != num_files")
self.options["file_priorities"] = self.handle.file_priorities()
return
if self.options["compact_allocation"]:
log.debug("setting file priority with compact allocation does not work!")
self.options["file_priorities"] = self.handle.file_priorities()
return
if log.isEnabledFor(logging.DEBUG):
log.debug("setting %s's file priorities: %s", self.torrent_id, file_priorities)
self.handle.prioritize_files(file_priorities)
if 0 in self.options["file_priorities"]:
# We have previously marked a file 'Do Not Download'
# Check to see if we have changed any 0's to >0 and change state accordingly
for index, priority in enumerate(self.options["file_priorities"]):
if priority == 0 and file_priorities[index] > 0:
# We have a changed 'Do Not Download' to a download priority
self.is_finished = False
self.update_state()
break
# In case values in file_priorities were faulty (old state?)
# we make sure the stored options are in sync
self.options["file_priorities"] = self.handle.file_priorities()
# Set the first/last priorities if needed
if self.options["prioritize_first_last_pieces"]:
self.set_prioritize_first_last(self.options["prioritize_first_last_pieces"])
def set_trackers(self, trackers):
"""Sets trackers"""
if trackers == None:
trackers = []
for value in self.handle.trackers():
tracker = {}
tracker["url"] = value.url
tracker["tier"] = value.tier
trackers.append(tracker)
self.trackers = trackers
self.tracker_host = None
return
if log.isEnabledFor(logging.DEBUG):
log.debug("Setting trackers for %s: %s", self.torrent_id, trackers)
tracker_list = []
for tracker in trackers:
new_entry = lt.announce_entry(str(tracker["url"]))
new_entry.tier = tracker["tier"]
tracker_list.append(new_entry)
self.handle.replace_trackers(tracker_list)
# Print out the trackers
if log.isEnabledFor(logging.DEBUG):
for t in self.handle.trackers():
log.debug("tier: %s tracker: %s", t["tier"], t["url"])
# Set the tracker list in the torrent object
self.trackers = trackers
if len(trackers) > 0:
# Force a re-announce if there is at least 1 tracker
self.force_reannounce()
self.tracker_host = None
### End Options methods ###
def set_save_path(self, save_path):
self.options["download_location"] = save_path
def set_tracker_status(self, status):
"""Sets the tracker status"""
self.tracker_status = self.get_tracker_host() + ": " + status
def update_state(self):
"""Updates the state based on what libtorrent's state for the torrent is"""
# Set the initial state based on the lt state
LTSTATE = deluge.common.LT_TORRENT_STATE
status = self.handle.status()
ltstate = int(status.state)
# Set self.state to the ltstate right away just incase we don't hit some
# of the logic below
if ltstate in LTSTATE:
self.state = LTSTATE[ltstate]
else:
self.state = str(ltstate)
session_is_paused = component.get("Core").session.is_paused()
is_auto_managed = self.handle.is_auto_managed()
handle_is_paused = self.handle.is_paused()
if log.isEnabledFor(logging.DEBUG):
log.debug("set_state_based_on_ltstate: %s", deluge.common.LT_TORRENT_STATE[ltstate])
log.debug("session.is_paused: %s", session_is_paused)
# First we check for an error from libtorrent, and set the state to that
# if any occurred.
if len(status.error) > 0:
# This is an error'd torrent
self.state = "Error"
self.set_status_message(status.error)
if handle_is_paused:
self.handle.auto_managed(False)
return
if ltstate == LTSTATE["Queued"] or ltstate == LTSTATE["Checking"]:
if handle_is_paused:
self.state = "Paused"
else:
self.state = "Checking"
return
elif ltstate == LTSTATE["Downloading"] or ltstate == LTSTATE["Downloading Metadata"]:
self.state = "Downloading"
elif ltstate == LTSTATE["Finished"] or ltstate == LTSTATE["Seeding"]:
self.state = "Seeding"
elif ltstate == LTSTATE["Allocating"]:
self.state = "Allocating"
if not session_is_paused and handle_is_paused and is_auto_managed:
self.state = "Queued"
elif session_is_paused or (handle_is_paused and not is_auto_managed):
self.state = "Paused"
def set_state(self, state):
"""Accepts state strings, ie, "Paused", "Seeding", etc."""
if state not in TORRENT_STATE:
log.debug("Trying to set an invalid state %s", state)
return
self.state = state
return
def set_status_message(self, message):
self.statusmsg = message
def get_eta(self):
"""Returns the ETA in seconds for this torrent"""
status = self.status
if self.is_finished and self.options["stop_at_ratio"]:
# We're a seed, so calculate the time to the 'stop_share_ratio'
if not status.upload_payload_rate:
return 0
stop_ratio = self.options["stop_ratio"]
return ((status.all_time_download * stop_ratio) - status.all_time_upload) / status.upload_payload_rate
left = status.total_wanted - status.total_wanted_done
if left <= 0 or status.download_payload_rate == 0:
return 0
try:
eta = left / status.download_payload_rate
except ZeroDivisionError:
eta = 0
return eta
def get_ratio(self):
"""Returns the ratio for this torrent"""
if self.status.total_done > 0:
# We use 'total_done' if the downloaded value is 0
downloaded = self.status.total_done
else:
# Return -1.0 to signify infinity
return -1.0
return float(self.status.all_time_upload) / float(downloaded)
def get_files(self):
"""Returns a list of files this torrent contains"""
if not self.has_metadata:
return []
ret = []
files = self.torrent_info.files()
for index, file in enumerate(files):
ret.append({
'index': index,
'path': file.path.decode("utf8").replace('\\', '/'),
'size': file.size,
'offset': file.offset
})
return ret
def get_peers(self):
"""Returns a list of peers and various information about them"""
ret = []
peers = self.handle.get_peer_info()
for peer in peers:
# We do not want to report peers that are half-connected
if peer.flags & peer.connecting or peer.flags & peer.handshake:
continue
client = decode_string(str(peer.client))
# Make country a proper string
country = str()
for c in peer.country:
if not c.isalpha():
country += " "
else:
country += c
ret.append({
"client": client,
"country": country,
"down_speed": peer.payload_down_speed,
"ip": "%s:%s" % (peer.ip[0], peer.ip[1]),
"progress": peer.progress,
"seed": peer.flags & peer.seed,
"up_speed": peer.payload_up_speed,
})
return ret
def get_queue_position(self):
"""Returns the torrents queue position"""
return self.handle.queue_position()
def get_file_progress(self):
"""Returns the file progress as a list of floats.. 0.0 -> 1.0"""
if not self.has_metadata:
return 0.0
file_progress = self.handle.file_progress()
ret = []
for i,f in enumerate(self.get_files()):
try:
ret.append(float(file_progress[i]) / float(f["size"]))
except ZeroDivisionError:
ret.append(0.0)
return ret
def get_tracker_host(self):
"""Returns just the hostname of the currently connected tracker
if no tracker is connected, it uses the 1st tracker."""
if self.tracker_host:
return self.tracker_host
tracker = self.status.current_tracker
if not tracker and self.trackers:
tracker = self.trackers[0]["url"]
if tracker:
url = urlparse(tracker.replace("udp://", "http://"))
if hasattr(url, "hostname"):
host = (url.hostname or 'DHT')
# Check if hostname is an IP address and just return it if that's the case
import socket
try:
socket.inet_aton(host)
except socket.error:
pass
else:
# This is an IP address because an exception wasn't raised
return url.hostname
parts = host.split(".")
if len(parts) > 2:
if parts[-2] in ("co", "com", "net", "org") or parts[-1] in ("uk"):
host = ".".join(parts[-3:])
else:
host = ".".join(parts[-2:])
self.tracker_host = host
return host
return ""
def get_status(self, keys, diff=False, update=False):
"""
Returns the status of the torrent based on the keys provided
:param keys: the keys to get the status on
:type keys: list of str
:param diff: if True, will return a diff of the changes since the last
call to get_status based on the session_id
:type diff: bool
:param update: if True, the status will be updated from libtorrent
if False, the cached values will be returned
:type update: bool
:returns: a dictionary of the status keys and their values
:rtype: dict
"""
if update:
self.update_status(self.handle.status())
if not keys:
keys = self.status_funcs.keys()
status_dict = {}
for key in keys:
status_dict[key] = self.status_funcs[key]()
if diff:
session_id = self.rpcserver.get_session_id()
if session_id in self.prev_status:
# We have a previous status dict, so lets make a diff
status_diff = {}
for key, value in status_dict.items():
if key in self.prev_status[session_id]:
if value != self.prev_status[session_id][key]:
status_diff[key] = value
else:
status_diff[key] = value
self.prev_status[session_id] = status_dict
return status_diff
self.prev_status[session_id] = status_dict
return status_dict
return status_dict
def update_status(self, status):
"""
Updates the cached status.
:param status: a libtorrent status
:type status: libtorrent.torrent_status
"""
self.status = status
def _create_status_funcs(self):
#if you add a key here->add it to core.py STATUS_KEYS too.
self.status_funcs = {
"active_time": lambda: self.status.active_time,
"all_time_download": lambda: self.status.all_time_download,
"compact": lambda: self.options["compact_allocation"],
"distributed_copies": lambda: 0.0 if self.status.distributed_copies < 0 else \
self.status.distributed_copies, # Adjust status.distributed_copies to return a non-negative value
"download_payload_rate": lambda: self.status.download_payload_rate,
"file_priorities": lambda: self.options["file_priorities"],
"hash": lambda: self.torrent_id,
"is_auto_managed": lambda: self.options["auto_managed"],
"is_finished": lambda: self.is_finished,
"max_connections": lambda: self.options["max_connections"],
"max_download_speed": lambda: self.options["max_download_speed"],
"max_upload_slots": lambda: self.options["max_upload_slots"],
"max_upload_speed": lambda: self.options["max_upload_speed"],
"message": lambda: self.statusmsg,
"move_on_completed_path": lambda: self.options["move_completed_path"],
"move_on_completed": lambda: self.options["move_completed"],
"move_completed_path": lambda: self.options["move_completed_path"],
"move_completed": lambda: self.options["move_completed"],
"next_announce": lambda: self.status.next_announce.seconds,
"num_peers": lambda: self.status.num_peers - self.status.num_seeds,
"num_seeds": lambda: self.status.num_seeds,
"owner": lambda: self.owner,
"paused": lambda: self.status.paused,
"prioritize_first_last": lambda: self.options["prioritize_first_last_pieces"],
"sequential_download": lambda: self.options["sequential_download"],
"progress": lambda: self.status.progress * 100,
"shared": lambda: self.options["shared"],
"remove_at_ratio": lambda: self.options["remove_at_ratio"],
"save_path": lambda: self.options["download_location"],
"seeding_time": lambda: self.status.seeding_time,
"seeds_peers_ratio": lambda: -1.0 if self.status.num_incomplete == 0 else \
self.status.num_complete / float(self.status.num_incomplete), # Use -1.0 to signify infinity
"seed_rank": lambda: self.status.seed_rank,
"state": lambda: self.state,
"stop_at_ratio": lambda: self.options["stop_at_ratio"],
"stop_ratio": lambda: self.options["stop_ratio"],
"time_added": lambda: self.time_added,
"total_done": lambda: self.status.total_done,
"total_payload_download": lambda: self.status.total_payload_download,
"total_payload_upload": lambda: self.status.total_payload_upload,
"total_peers": lambda: self.status.num_incomplete,
"total_seeds": lambda: self.status.num_complete,
"total_uploaded": lambda: self.status.all_time_upload,
"total_wanted": lambda: self.status.total_wanted,
"tracker": lambda: self.status.current_tracker,
"trackers": lambda: self.trackers,
"tracker_status": lambda: self.tracker_status,
"upload_payload_rate": lambda: self.status.upload_payload_rate,
"comment": lambda: decode_string(self.torrent_info.comment()) if self.has_metadata else u"",
"num_files": lambda: self.torrent_info.num_files() if self.has_metadata else 0,
"num_pieces": lambda: self.torrent_info.num_pieces() if self.has_metadata else 0,
"piece_length": lambda: self.torrent_info.piece_length() if self.has_metadata else 0,
"private": lambda: self.torrent_info.priv() if self.has_metadata else False,
"total_size": lambda: self.torrent_info.total_size() if self.has_metadata else 0,
"eta": self.get_eta,
"file_progress": self.get_file_progress, # Adjust progress to be 0-100 value
"files": self.get_files,
"is_seed": self.handle.is_seed,
"peers": self.get_peers,
"queue": self.handle.queue_position,
"ratio": self.get_ratio,
"tracker_host": self.get_tracker_host,
"last_seen_complete": lambda: self.status.last_seen_complete,
"name": self.get_name,
"pieces": self._get_pieces_info,
}
def get_name(self):
if self.has_metadata:
name = self.torrent_info.file_at(0).path.replace("\\", "/", 1).split("/", 1)[0]
if not name:
name = self.torrent_info.name()
return decode_string(name)
elif self.magnet:
try:
keys = dict([k.split('=') for k in self.magnet.split('?')[-1].split('&')])
name = keys.get('dn')
if not name:
return self.torrent_id
name = unquote(name).replace('+', ' ')
return decode_string(name)
except:
pass
return self.torrent_id
def pause(self):
"""Pause this torrent"""
# Turn off auto-management so the torrent will not be unpaused by lt queueing
self.handle.auto_managed(False)
if self.handle.is_paused():
# This torrent was probably paused due to being auto managed by lt
# Since we turned auto_managed off, we should update the state which should
# show it as 'Paused'. We need to emit a torrent_paused signal because
# the torrent_paused alert from libtorrent will not be generated.
self.update_state()
component.get("EventManager").emit(TorrentStateChangedEvent(self.torrent_id, "Paused"))
else:
try:
self.handle.pause()
except Exception, e:
log.debug("Unable to pause torrent: %s", e)
return False
return True
def resume(self):
"""Resumes this torrent"""
if self.handle.is_paused() and self.handle.is_auto_managed():
log.debug("Torrent is being auto-managed, cannot resume!")
return
else:
# Reset the status message just in case of resuming an Error'd torrent
self.set_status_message("OK")
if self.handle.is_finished():
# If the torrent has already reached it's 'stop_seed_ratio' then do not do anything
if self.options["stop_at_ratio"]:
if self.get_ratio() >= self.options["stop_ratio"]:
#XXX: This should just be returned in the RPC Response, no event
#self.signals.emit_event("torrent_resume_at_stop_ratio")
return
if self.options["auto_managed"]:
# This torrent is to be auto-managed by lt queueing
self.handle.auto_managed(True)
try:
self.handle.resume()
except:
pass
return True
def connect_peer(self, ip, port):
"""adds manual peer"""
try:
self.handle.connect_peer((ip, int(port)), 0)
except Exception, e:
log.debug("Unable to connect to peer: %s", e)
return False
return True
def move_storage(self, dest):
"""Move a torrent's storage location"""
try:
dest = unicode(dest, "utf-8")
except TypeError:
# String is already unicode
pass
if not os.path.exists(dest):
try:
# Try to make the destination path if it doesn't exist
os.makedirs(dest)
except IOError, e:
log.exception(e)
log.error("Could not move storage for torrent %s since %s does "
"not exist and could not create the directory.",
self.torrent_id, dest)
return False
dest_bytes = dest.encode('utf-8')
try:
# libtorrent needs unicode object if wstrings are enabled, utf8 bytestring otherwise
try:
self.handle.move_storage(dest)
except TypeError:
self.handle.move_storage(dest_bytes)
except Exception, e:
log.error("Error calling libtorrent move_storage: %s" % e)
return False
return True
def save_resume_data(self):
"""Signals libtorrent to build resume data for this torrent, it gets
returned in a libtorrent alert"""
self.handle.save_resume_data()
def write_torrentfile(self):
"""Writes the torrent file"""
path = "%s/%s.torrent" % (
os.path.join(get_config_dir(), "state"),
self.torrent_id)
log.debug("Writing torrent file: %s", path)
try:
# Regenerate the file priorities
self.set_file_priorities([])
md = lt.bdecode(self.torrent_info.metadata())
torrent_file = {}
torrent_file["info"] = md
open(path, "wb").write(lt.bencode(torrent_file))
except Exception, e:
log.warning("Unable to save torrent file: %s", e)
def delete_torrentfile(self):
"""Deletes the .torrent file in the state"""
path = "%s/%s.torrent" % (
os.path.join(get_config_dir(), "state"),
self.torrent_id)
log.debug("Deleting torrent file: %s", path)
try:
os.remove(path)
except Exception, e:
log.warning("Unable to delete the torrent file: %s", e)
def force_reannounce(self):
"""Force a tracker reannounce"""
try:
self.handle.force_reannounce()
except Exception, e:
log.debug("Unable to force reannounce: %s", e)
return False
return True
def scrape_tracker(self):
"""Scrape the tracker"""
try:
self.handle.scrape_tracker()
except Exception, e:
log.debug("Unable to scrape tracker: %s", e)
return False
return True
def force_recheck(self):
"""Forces a recheck of the torrents pieces"""
paused = self.handle.is_paused()
try:
self.handle.force_recheck()
self.handle.resume()
except Exception, e:
log.debug("Unable to force recheck: %s", e)
return False
self.forcing_recheck = True
self.forcing_recheck_paused = paused
return True
def rename_files(self, filenames):
"""Renames files in the torrent. 'filenames' should be a list of
(index, filename) pairs."""
for index, filename in filenames:
# Make sure filename is a unicode object
try:
filename = unicode(filename, "utf-8")
except TypeError:
pass
filename = sanitize_filepath(filename)
# libtorrent needs unicode object if wstrings are enabled, utf8 bytestring otherwise
try:
self.handle.rename_file(index, filename)
except TypeError:
self.handle.rename_file(index, filename.encode("utf-8"))
def rename_folder(self, folder, new_folder):
"""
Renames a folder within a torrent. This basically does a file rename
on all of the folders children.
:returns: A deferred which fires when the rename is complete
:rtype: twisted.internet.defer.Deferred
"""
log.debug("attempting to rename folder: %s to %s", folder, new_folder)
if len(new_folder) < 1:
log.error("Attempting to rename a folder with an invalid folder name: %s", new_folder)
return
new_folder = sanitize_filepath(new_folder, folder=True)
def on_file_rename_complete(result, wait_dict, index):
wait_dict.pop(index, None)
wait_on_folder = {}
self.waiting_on_folder_rename.append(wait_on_folder)
for f in self.get_files():
if f["path"].startswith(folder):
# Keep track of filerenames we're waiting on
wait_on_folder[f["index"]] = Deferred().addBoth(on_file_rename_complete, wait_on_folder, f["index"])
new_path = f["path"].replace(folder, new_folder, 1)
try:
self.handle.rename_file(f["index"], new_path)
except TypeError:
self.handle.rename_file(f["index"], new_path.encode("utf-8"))
def on_folder_rename_complete(result, torrent, folder, new_folder):
component.get("EventManager").emit(TorrentFolderRenamedEvent(torrent.torrent_id, folder, new_folder))
# Empty folders are removed after libtorrent folder renames
self.remove_empty_folders(folder)
torrent.waiting_on_folder_rename = filter(None, torrent.waiting_on_folder_rename)
component.get("TorrentManager").save_resume_data((self.torrent_id,))
d = DeferredList(wait_on_folder.values())
d.addBoth(on_folder_rename_complete, self, folder, new_folder)
return d
def remove_empty_folders(self, folder):
"""
Recursively removes folders but only if they are empty.
Cleans up after libtorrent folder renames.
"""
info = self.get_status(['save_path'])
# Regex removes leading slashes that causes join function to ignore save_path
folder_full_path = os.path.join(info['save_path'], re.sub("^/*", "", folder))
folder_full_path = os.path.normpath(folder_full_path)
try:
if not os.listdir(folder_full_path):
os.removedirs(folder_full_path)
log.debug("Removed Empty Folder %s", folder_full_path)
else:
for root, dirs, files in os.walk(folder_full_path, topdown=False):
for name in dirs:
try:
os.removedirs(os.path.join(root, name))
log.debug("Removed Empty Folder %s", os.path.join(root, name))
except OSError as (errno, strerror):
from errno import ENOTEMPTY
if errno == ENOTEMPTY:
# Error raised if folder is not empty
log.debug("%s", strerror)
except OSError as (errno, strerror):
log.debug("Cannot Remove Folder: %s (ErrNo %s)", strerror, errno)
def _cleanup_prev_status(self):
"""
This method gets called to check the validity of the keys in the prev_status
dict. If the key is no longer valid, the dict will be deleted.
"""
for key in self.prev_status.keys():
if not self.rpcserver.is_session_valid(key):
del self.prev_status[key]
def _get_pieces_info(self):
if not self.has_metadata:
return None
pieces = {}
# First get the pieces availability.
availability = self.handle.piece_availability()
# Pieces from connected peers
for peer_info in self.handle.get_peer_info():
if peer_info.downloading_piece_index < 0:
# No piece index, then we're not downloading anything from
# this peer
continue
pieces[peer_info.downloading_piece_index] = 2
# Now, the rest of the pieces
for idx, piece in enumerate(self.status.pieces):
if idx in pieces:
# Piece beeing downloaded, handled above
continue
elif piece:
# Completed Piece
pieces[idx] = 3
continue
elif availability[idx] > 0:
# Piece not downloaded nor beeing downloaded but available
pieces[idx] = 1
continue
# If we reached here, it means the piece is missing, ie, there's
# no known peer with this piece, or this piece has not been asked
# for so far.
pieces[idx] = 0
sorted_indexes = pieces.keys()
sorted_indexes.sort()
# Return only the piece states, no need for the piece index
# Keep the order
return [pieces[idx] for idx in sorted_indexes]
|