{{ message }}
-
-
Notifications
You must be signed in to change notification settings - Fork 997
Expand file tree
/
Copy pathremote.py
More file actions
838 lines (708 loc) · 33.7 KB
/
Copy pathremote.py
File metadata and controls
838 lines (708 loc) · 33.7 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
# remote.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
# Module implementing a remote object allowing easy access to git remotes
import logging
import re
from git.cmd import handle_process_output, Git
from git.compat import (defenc, force_text, is_win)
from git.exc import GitCommandError
from git.util import (
LazyMixin,
Iterable,
IterableList,
RemoteProgress,
CallableRemoteProgress
)
from git.util import (
join_path,
)
import os.path as osp
from .config import (
SectionConstraint,
cp,
)
from .refs import (
Head,
Reference,
RemoteReference,
SymbolicReference,
TagReference
)
log = logging.getLogger('git.remote')
__all__ = ('RemoteProgress', 'PushInfo', 'FetchInfo', 'Remote')
#{ Utilities
def add_progress(kwargs, git, progress):
"""Add the --progress flag to the given kwargs dict if supported by the
git command. If the actual progress in the given progress instance is not
given, we do not request any progress
:return: possibly altered kwargs"""
if progress is not None:
v = git.version_info[:2]
if v >= (1, 7):
kwargs['progress'] = True
# END handle --progress
# END handle progress
return kwargs
#} END utilities
def to_progress_instance(progress):
"""Given the 'progress' return a suitable object derived from
RemoteProgress().
"""
# new API only needs progress as a function
if callable(progress):
return CallableRemoteProgress(progress)
# where None is passed create a parser that eats the progress
elif progress is None:
return RemoteProgress()
# assume its the old API with an instance of RemoteProgress.
else:
return progress
class PushInfo(object):
"""
Carries information about the result of a push operation of a single head::
info = remote.push()[0]
info.flags # bitflags providing more information about the result
info.local_ref # Reference pointing to the local reference that was pushed
# It is None if the ref was deleted.
info.remote_ref_string # path to the remote reference located on the remote side
info.remote_ref # Remote Reference on the local side corresponding to
# the remote_ref_string. It can be a TagReference as well.
info.old_commit # commit at which the remote_ref was standing before we pushed
# it to local_ref.commit. Will be None if an error was indicated
info.summary # summary line providing human readable english text about the push
"""
__slots__ = ('local_ref', 'remote_ref_string', 'flags', '_old_commit_sha', '_remote', 'summary')
NEW_TAG, NEW_HEAD, NO_MATCH, REJECTED, REMOTE_REJECTED, REMOTE_FAILURE, DELETED, \
FORCED_UPDATE, FAST_FORWARD, UP_TO_DATE, ERROR = [1 << x for x in range(11)]
_flag_map = {'X': NO_MATCH,
'-': DELETED,
'*': 0,
'+': FORCED_UPDATE,
' ': FAST_FORWARD,
'=': UP_TO_DATE,
'!': ERROR}
def __init__(self, flags, local_ref, remote_ref_string, remote, old_commit=None,
summary=''):
""" Initialize a new instance """
self.flags = flags
self.local_ref = local_ref
self.remote_ref_string = remote_ref_string
self._remote = remote
self._old_commit_sha = old_commit
self.summary = summary
@property
def old_commit(self):
return self._old_commit_sha and self._remote.repo.commit(self._old_commit_sha) or None
@property
def remote_ref(self):
"""
:return:
Remote Reference or TagReference in the local repository corresponding
to the remote_ref_string kept in this instance."""
# translate heads to a local remote, tags stay as they are
if self.remote_ref_string.startswith("refs/tags"):
return TagReference(self._remote.repo, self.remote_ref_string)
elif self.remote_ref_string.startswith("refs/heads"):
remote_ref = Reference(self._remote.repo, self.remote_ref_string)
return RemoteReference(self._remote.repo, "refs/remotes/%s/%s" % (str(self._remote), remote_ref.name))
else:
raise ValueError("Could not handle remote ref: %r" % self.remote_ref_string)
# END
@classmethod
def _from_line(cls, remote, line):
"""Create a new PushInfo instance as parsed from line which is expected to be like
refs/heads/master:refs/heads/master 05d2687..1d0568e as bytes"""
control_character, from_to, summary = line.split('\t', 3)
flags = 0
# control character handling
try:
flags |= cls._flag_map[control_character]
except KeyError:
raise ValueError("Control character %r unknown as parsed from line %r" % (control_character, line))
# END handle control character
# from_to handling
from_ref_string, to_ref_string = from_to.split(':')
if flags & cls.DELETED:
from_ref = None
else:
from_ref = Reference.from_path(remote.repo, from_ref_string)
# commit handling, could be message or commit info
old_commit = None
if summary.startswith('['):
if "[rejected]" in summary:
flags |= cls.REJECTED
elif "[remote rejected]" in summary:
flags |= cls.REMOTE_REJECTED
elif "[remote failure]" in summary:
flags |= cls.REMOTE_FAILURE
elif "[no match]" in summary:
flags |= cls.ERROR
elif "[new tag]" in summary:
flags |= cls.NEW_TAG
elif "[new branch]" in summary:
flags |= cls.NEW_HEAD
# uptodate encoded in control character
else:
# fast-forward or forced update - was encoded in control character,
# but we parse the old and new commit
split_token = "..."
if control_character == " ":
split_token = ".."
old_sha, new_sha = summary.split(' ')[0].split(split_token) # @UnusedVariable
# have to use constructor here as the sha usually is abbreviated
old_commit = old_sha
# END message handling
return PushInfo(flags, from_ref, to_ref_string, remote, old_commit, summary)
class FetchInfo(object):
"""
Carries information about the results of a fetch operation of a single head::
info = remote.fetch()[0]
info.ref # Symbolic Reference or RemoteReference to the changed
# remote head or FETCH_HEAD
info.flags # additional flags to be & with enumeration members,
# i.e. info.flags & info.REJECTED
# is 0 if ref is SymbolicReference
info.note # additional notes given by git-fetch intended for the user
info.old_commit # if info.flags & info.FORCED_UPDATE|info.FAST_FORWARD,
# field is set to the previous location of ref, otherwise None
info.remote_ref_path # The path from which we fetched on the remote. It's the remote's version of our info.ref
"""
__slots__ = ('ref', 'old_commit', 'flags', 'note', 'remote_ref_path')
NEW_TAG, NEW_HEAD, HEAD_UPTODATE, TAG_UPDATE, REJECTED, FORCED_UPDATE, \
FAST_FORWARD, ERROR = [1 << x for x in range(8)]
re_fetch_result = re.compile('^\s*(.) (\[?[\w\s\.$@]+\]?)\s+(.+) -> ([^\s]+)( \(.*\)?$)?')
_flag_map = {'!': ERROR,
'+': FORCED_UPDATE,
'-': TAG_UPDATE,
'*': 0,
'=': HEAD_UPTODATE,
' ': FAST_FORWARD}
def __init__(self, ref, flags, note='', old_commit=None, remote_ref_path=None):
"""
Initialize a new instance
"""
self.ref = ref
self.flags = flags
self.note = note
self.old_commit = old_commit
self.remote_ref_path = remote_ref_path
def __str__(self):
return self.name
@property
def name(self):
""":return: Name of our remote ref"""
return self.ref.name
@property
def commit(self):
""":return: Commit of our remote ref"""
return self.ref.commit
@classmethod
def _from_line(cls, repo, line, fetch_line):
"""Parse information from the given line as returned by git-fetch -v
and return a new FetchInfo object representing this information.
We can handle a line as follows
"%c %-*s %-*s -> %s%s"
Where c is either ' ', !, +, -, *, or =
! means error
+ means success forcing update
- means a tag was updated
* means birth of new branch or tag
= means the head was up to date ( and not moved )
' ' means a fast-forward
fetch line is the corresponding line from FETCH_HEAD, like
acb0fa8b94ef421ad60c8507b634759a472cd56c not-for-merge branch '0.1.7RC' of /tmp/tmpya0vairemote_repo"""
match = cls.re_fetch_result.match(line)
if match is None:
raise ValueError("Failed to parse line: %r" % line)
# parse lines
control_character, operation, local_remote_ref, remote_local_ref, note = match.groups()
try:
new_hex_sha, fetch_operation, fetch_note = fetch_line.split("\t") # @UnusedVariable
ref_type_name, fetch_note = fetch_note.split(' ', 1)
except ValueError: # unpack error
raise ValueError("Failed to parse FETCH_HEAD line: %r" % fetch_line)
# parse flags from control_character
flags = 0
try:
flags |= cls._flag_map[control_character]
except KeyError:
raise ValueError("Control character %r unknown as parsed from line %r" % (control_character, line))
# END control char exception handling
# parse operation string for more info - makes no sense for symbolic refs, but we parse it anyway
old_commit = None
is_tag_operation = False
if 'rejected' in operation:
flags |= cls.REJECTED
if 'new tag' in operation:
flags |= cls.NEW_TAG
is_tag_operation = True
if 'tag update' in operation:
flags |= cls.TAG_UPDATE
is_tag_operation = True
if 'new branch' in operation:
flags |= cls.NEW_HEAD
if '...' in operation or '..' in operation:
split_token = '...'
if control_character == ' ':
split_token = split_token[:-1]
old_commit = repo.rev_parse(operation.split(split_token)[0])
# END handle refspec
# handle FETCH_HEAD and figure out ref type
# If we do not specify a target branch like master:refs/remotes/origin/master,
# the fetch result is stored in FETCH_HEAD which destroys the rule we usually
# have. In that case we use a symbolic reference which is detached
ref_type = None
if remote_local_ref == "FETCH_HEAD":
ref_type = SymbolicReference
elif ref_type_name == "tag" or is_tag_operation:
# the ref_type_name can be branch, whereas we are still seeing a tag operation. It happens during
# testing, which is based on actual git operations
ref_type = TagReference
elif ref_type_name in ("remote-tracking", "branch"):
# note: remote-tracking is just the first part of the 'remote-tracking branch' token.
# We don't parse it correctly, but its enough to know what to do, and its new in git 1.7something
ref_type = RemoteReference
elif '/' in ref_type_name:
# If the fetch spec look something like this '+refs/pull/*:refs/heads/pull/*', and is thus pretty
# much anything the user wants, we will have trouble to determine what's going on
# For now, we assume the local ref is a Head
ref_type = Head
else:
raise TypeError("Cannot handle reference type: %r" % ref_type_name)
# END handle ref type
# create ref instance
if ref_type is SymbolicReference:
remote_local_ref = ref_type(repo, "FETCH_HEAD")
else:
# determine prefix. Tags are usually pulled into refs/tags, they may have subdirectories.
# It is not clear sometimes where exactly the item is, unless we have an absolute path as indicated
# by the 'ref/' prefix. Otherwise even a tag could be in refs/remotes, which is when it will have the
# 'tags/' subdirectory in its path.
# We don't want to test for actual existence, but try to figure everything out analytically.
ref_path = None
remote_local_ref = remote_local_ref.strip()
if remote_local_ref.startswith(Reference._common_path_default + "/"):
# always use actual type if we get absolute paths
# Will always be the case if something is fetched outside of refs/remotes (if its not a tag)
ref_path = remote_local_ref
if ref_type is not TagReference and not \
remote_local_ref.startswith(RemoteReference._common_path_default + "/"):
ref_type = Reference
# END downgrade remote reference
elif ref_type is TagReference and 'tags/' in remote_local_ref:
# even though its a tag, it is located in refs/remotes
ref_path = join_path(RemoteReference._common_path_default, remote_local_ref)
else:
ref_path = join_path(ref_type._common_path_default, remote_local_ref)
# END obtain refpath
# even though the path could be within the git conventions, we make
# sure we respect whatever the user wanted, and disabled path checking
remote_local_ref = ref_type(repo, ref_path, check_path=False)
# END create ref instance
note = (note and note.strip()) or ''
return cls(remote_local_ref, flags, note, old_commit, local_remote_ref)
class Remote(LazyMixin, Iterable):
"""Provides easy read and write access to a git remote.
Everything not part of this interface is considered an option for the current
remote, allowing constructs like remote.pushurl to query the pushurl.
NOTE: When querying configuration, the configuration accessor will be cached
to speed up subsequent accesses."""
__slots__ = ("repo", "name", "_config_reader")
_id_attribute_ = "name"
def __init__(self, repo, name):
"""Initialize a remote instance
:param repo: The repository we are a remote of
:param name: the name of the remote, i.e. 'origin'"""
self.repo = repo
self.name = name
if is_win:
# some oddity: on windows, python 2.5, it for some reason does not realize
# that it has the config_writer property, but instead calls __getattr__
# which will not yield the expected results. 'pinging' the members
# with a dir call creates the config_writer property that we require
# ... bugs like these make me wonder whether python really wants to be used
# for production. It doesn't happen on linux though.
dir(self)
# END windows special handling
def __getattr__(self, attr):
"""Allows to call this instance like
remote.special( \*args, \*\*kwargs) to call git-remote special self.name"""
if attr == "_config_reader":
return super(Remote, self).__getattr__(attr)
# sometimes, probably due to a bug in python itself, we are being called
# even though a slot of the same name exists
try:
return self._config_reader.get(attr)
except cp.NoOptionError:
return super(Remote, self).__getattr__(attr)
# END handle exception
def _config_section_name(self):
return 'remote "%s"' % self.name
def _set_cache_(self, attr):
if attr == "_config_reader":
# NOTE: This is cached as __getattr__ is overridden to return remote config values implicitly, such as
# in print(r.pushurl)
self._config_reader = SectionConstraint(self.repo.config_reader("repository"), self._config_section_name())
else:
super(Remote, self)._set_cache_(attr)
def __str__(self):
return self.name
def __repr__(self):
return '<git.%s "%s">' % (self.__class__.__name__, self.name)
def __eq__(self, other):
return self.name == other.name
def __ne__(self, other):
return not (self == other)
def __hash__(self):
return hash(self.name)
def exists(self):
"""
:return: True if this is a valid, existing remote.
Valid remotes have an entry in the repository's configuration"""
try:
self.config_reader.get('url')
return True
except cp.NoOptionError:
# we have the section at least ...
return True
except cp.NoSectionError:
return False
# end
@classmethod
def iter_items(cls, repo):
""":return: Iterator yielding Remote objects of the given repository"""
for section in repo.config_reader("repository").sections():
if not section.startswith('remote '):
continue
lbound = section.find('"')
rbound = section.rfind('"')
if lbound == -1 or rbound == -1:
raise ValueError("Remote-Section has invalid format: %r" % section)
yield Remote(repo, section[lbound + 1:rbound])
# END for each configuration section
def set_url(self, new_url, old_url=None, **kwargs):
"""Configure URLs on current remote (cf command git remote set_url)
This command manages URLs on the remote.
:param new_url: string being the URL to add as an extra remote URL
:param old_url: when set, replaces this URL with new_url for the remote
:return: self
"""
scmd = 'set-url'
kwargs['insert_kwargs_after'] = scmd
if old_url:
self.repo.git.remote(scmd, self.name, new_url, old_url, **kwargs)
else:
self.repo.git.remote(scmd, self.name, new_url, **kwargs)
return self
def add_url(self, url, **kwargs):
"""Adds a new url on current remote (special case of git remote set_url)
This command adds new URLs to a given remote, making it possible to have
multiple URLs for a single remote.
:param url: string being the URL to add as an extra remote URL
:return: self
"""
return self.set_url(url, add=True)
def delete_url(self, url, **kwargs):
"""Deletes a new url on current remote (special case of git remote set_url)
This command deletes new URLs to a given remote, making it possible to have
multiple URLs for a single remote.
:param url: string being the URL to delete from the remote
:return: self
"""
return self.set_url(url, delete=True)
@property
def urls(self):
""":return: Iterator yielding all configured URL targets on a remote as strings"""
try:
remote_details = self.repo.git.remote("get-url", "--all", self.name)
for line in remote_details.split('\n'):
yield line
except GitCommandError as ex:
## We are on git < 2.7 (i.e TravisCI as of Oct-2016),
# so `get-utl` command does not exist yet!
# see: https://github.com/gitpython-developers/GitPython/pull/528#issuecomment-252976319
# and: http://stackoverflow.com/a/32991784/548792
#
if 'Unknown subcommand: get-url' in str(ex):
remote_details = self.repo.git.remote("show", self.name)
for line in remote_details.split('\n'):
if ' Push URL:' in line:
yield line.split(': ')[-1]
else:
raise ex
@property
def refs(self):
"""
:return:
IterableList of RemoteReference objects. It is prefixed, allowing
you to omit the remote path portion, i.e.::
remote.refs.master # yields RemoteReference('/refs/remotes/origin/master')"""
out_refs = IterableList(RemoteReference._id_attribute_, "%s/" % self.name)
out_refs.extend(RemoteReference.list_items(self.repo, remote=self.name))
return out_refs
@property
def stale_refs(self):
"""
:return:
IterableList RemoteReference objects that do not have a corresponding
head in the remote reference anymore as they have been deleted on the
remote side, but are still available locally.
The IterableList is prefixed, hence the 'origin' must be omitted. See
'refs' property for an example.
To make things more complicated, it can be possible for the list to include
other kinds of references, for example, tag references, if these are stale
as well. This is a fix for the issue described here:
https://github.com/gitpython-developers/GitPython/issues/260
"""
out_refs = IterableList(RemoteReference._id_attribute_, "%s/" % self.name)
for line in self.repo.git.remote("prune", "--dry-run", self).splitlines()[2:]:
# expecting
# * [would prune] origin/new_branch
token = " * [would prune] "
if not line.startswith(token):
raise ValueError("Could not parse git-remote prune result: %r" % line)
ref_name = line.replace(token, "")
# sometimes, paths start with a full ref name, like refs/tags/foo, see #260
if ref_name.startswith(Reference._common_path_default + '/'):
out_refs.append(SymbolicReference.from_path(self.repo, ref_name))
else:
fqhn = "%s/%s" % (RemoteReference._common_path_default, ref_name)
out_refs.append(RemoteReference(self.repo, fqhn))
# end special case handling
# END for each line
return out_refs
@classmethod
def create(cls, repo, name, url, **kwargs):
"""Create a new remote to the given repository
:param repo: Repository instance that is to receive the new remote
:param name: Desired name of the remote
:param url: URL which corresponds to the remote's name
:param kwargs: Additional arguments to be passed to the git-remote add command
:return: New Remote instance
:raise GitCommandError: in case an origin with that name already exists"""
scmd = 'add'
kwargs['insert_kwargs_after'] = scmd
repo.git.remote(scmd, name, Git.polish_url(url), **kwargs)
return cls(repo, name)
# add is an alias
add = create
@classmethod
def remove(cls, repo, name):
"""Remove the remote with the given name
:return: the passed remote name to remove
"""
repo.git.remote("rm", name)
if isinstance(name, cls):
name._clear_cache()
return name
# alias
rm = remove
def rename(self, new_name):
"""Rename self to the given new_name
:return: self """
if self.name == new_name:
return self
self.repo.git.remote("rename", self.name, new_name)
self.name = new_name
self._clear_cache()
return self
def update(self, **kwargs):
"""Fetch all changes for this remote, including new branches which will
be forced in ( in case your local remote branch is not part the new remote branches
ancestry anymore ).
:param kwargs:
Additional arguments passed to git-remote update
:return: self """
scmd = 'update'
kwargs['insert_kwargs_after'] = scmd
self.repo.git.remote(scmd, self.name, **kwargs)
return self
def _get_fetch_info_from_stderr(self, proc, progress):
progress = to_progress_instance(progress)
# skip first line as it is some remote info we are not interested in
output = IterableList('name')
# lines which are no progress are fetch info lines
# this also waits for the command to finish
# Skip some progress lines that don't provide relevant information
fetch_info_lines = list()
# Basically we want all fetch info lines which appear to be in regular form, and thus have a
# command character. Everything else we ignore,
cmds = set(PushInfo._flag_map.keys()) & set(FetchInfo._flag_map.keys())
progress_handler = progress.new_message_handler()
handle_process_output(proc, None, progress_handler, finalizer=None, decode_streams=False)
stderr_text = progress.error_lines and '\n'.join(progress.error_lines) or ''
proc.wait(stderr=stderr_text)
if stderr_text:
log.warning("Error lines received while fetching: %s", stderr_text)
for line in progress.other_lines:
line = force_text(line)
for cmd in cmds:
if len(line) > 1 and line[0] == ' ' and line[1] == cmd:
fetch_info_lines.append(line)
continue
# read head information
with open(osp.join(self.repo.git_dir, 'FETCH_HEAD'), 'rb') as fp:
fetch_head_info = [l.decode(defenc) for l in fp.readlines()]
l_fil = len(fetch_info_lines)
l_fhi = len(fetch_head_info)
if l_fil != l_fhi:
msg = "Fetch head lines do not match lines provided via progress information\n"
msg += "length of progress lines %i should be equal to lines in FETCH_HEAD file %i\n"
msg += "Will ignore extra progress lines or fetch head lines."
msg %= (l_fil, l_fhi)
log.debug(msg)
if l_fil < l_fhi:
fetch_head_info = fetch_head_info[:l_fil]
else:
fetch_info_lines = fetch_info_lines[:l_fhi]
# end truncate correct list
# end sanity check + sanitization
output.extend(FetchInfo._from_line(self.repo, err_line, fetch_line)
for err_line, fetch_line in zip(fetch_info_lines, fetch_head_info))
return output
def _get_push_info(self, proc, progress):
progress = to_progress_instance(progress)
# read progress information from stderr
# we hope stdout can hold all the data, it should ...
# read the lines manually as it will use carriage returns between the messages
# to override the previous one. This is why we read the bytes manually
progress_handler = progress.new_message_handler()
output = IterableList('name')
def stdout_handler(line):
try:
output.append(PushInfo._from_line(self, line))
except ValueError:
# If an error happens, additional info is given which we parse below.
pass
handle_process_output(proc, stdout_handler, progress_handler, finalizer=None, decode_streams=False)
stderr_text = progress.error_lines and '\n'.join(progress.error_lines) or ''
try:
proc.wait(stderr=stderr_text)
except Exception:
if not output:
raise
elif stderr_text:
log.warning("Error lines received while fetching: %s", stderr_text)
return output
def _assert_refspec(self):
"""Turns out we can't deal with remotes if the refspec is missing"""
config = self.config_reader
unset = 'placeholder'
try:
if config.get_value('fetch', default=unset) is unset:
msg = "Remote '%s' has no refspec set.\n"
msg += "You can set it as follows:"
msg += " 'git config --add \"remote.%s.fetch +refs/heads/*:refs/heads/*\"'." % (self.name, self.name)
raise AssertionError(msg)
finally:
config.release()
def fetch(self, refspec=None, progress=None, **kwargs):
"""Fetch the latest changes for this remote
:param refspec:
A "refspec" is used by fetch and push to describe the mapping
between remote ref and local ref. They are combined with a colon in
the format <src>:<dst>, preceded by an optional plus sign, +.
For example: git fetch $URL refs/heads/master:refs/heads/origin means
"grab the master branch head from the $URL and store it as my origin
branch head". And git push $URL refs/heads/master:refs/heads/to-upstream
means "publish my master branch head as to-upstream branch at $URL".
See also git-push(1).
Taken from the git manual
Fetch supports multiple refspecs (as the
underlying git-fetch does) - supplying a list rather than a string
for 'refspec' will make use of this facility.
:param progress: See 'push' method
:param kwargs: Additional arguments to be passed to git-fetch
:return:
IterableList(FetchInfo, ...) list of FetchInfo instances providing detailed
information about the fetch results
:note:
As fetch does not provide progress information to non-ttys, we cannot make
it available here unfortunately as in the 'push' method."""
if refspec is None:
# No argument refspec, then ensure the repo's config has a fetch refspec.
self._assert_refspec()
kwargs = add_progress(kwargs, self.repo.git, progress)
if isinstance(refspec, list):
args = refspec
else:
args = [refspec]
proc = self.repo.git.fetch(self, *args, as_process=True, with_stdout=False,
universal_newlines=True, v=True, **kwargs)
res = self._get_fetch_info_from_stderr(proc, progress)
if hasattr(self.repo.odb, 'update_cache'):
self.repo.odb.update_cache()
return res
def pull(self, refspec=None, progress=None, **kwargs):
"""Pull changes from the given branch, being the same as a fetch followed
by a merge of branch with your local branch.
:param refspec: see 'fetch' method
:param progress: see 'push' method
:param kwargs: Additional arguments to be passed to git-pull
:return: Please see 'fetch' method """
if refspec is None:
# No argument refspec, then ensure the repo's config has a fetch refspec.
self._assert_refspec()
kwargs = add_progress(kwargs, self.repo.git, progress)
proc = self.repo.git.pull(self, refspec, with_stdout=False, as_process=True,
universal_newlines=True, v=True, **kwargs)
res = self._get_fetch_info_from_stderr(proc, progress)
if hasattr(self.repo.odb, 'update_cache'):
self.repo.odb.update_cache()
return res
def push(self, refspec=None, progress=None, **kwargs):
"""Push changes from source branch in refspec to target branch in refspec.
:param refspec: see 'fetch' method
:param progress:
Can take one of many value types:
* None to discard progress information
* A function (callable) that is called with the progress information.
Signature: ``progress(op_code, cur_count, max_count=None, message='')``.
`Click here <http://goo.gl/NPa7st>`_ for a description of all arguments
given to the function.
* An instance of a class derived from ``git.RemoteProgress`` that
overrides the ``update()`` function.
:note: No further progress information is returned after push returns.
:param kwargs: Additional arguments to be passed to git-push
:return:
IterableList(PushInfo, ...) iterable list of PushInfo instances, each
one informing about an individual head which had been updated on the remote
side.
If the push contains rejected heads, these will have the PushInfo.ERROR bit set
in their flags.
If the operation fails completely, the length of the returned IterableList will
be null."""
kwargs = add_progress(kwargs, self.repo.git, progress)
proc = self.repo.git.push(self, refspec, porcelain=True, as_process=True,
universal_newlines=True, **kwargs)
return self._get_push_info(proc, progress)
@property
def config_reader(self):
"""
:return:
GitConfigParser compatible object able to read options for only our remote.
Hence you may simple type config.get("pushurl") to obtain the information"""
return self._config_reader
def _clear_cache(self):
try:
del(self._config_reader)
except AttributeError:
pass
# END handle exception
@property
def config_writer(self):
"""
:return: GitConfigParser compatible object able to write options for this remote.
:note:
You can only own one writer at a time - delete it to release the
configuration file and make it usable by others.
To assure consistent results, you should only query options through the
writer. Once you are done writing, you are free to use the config reader
once again."""
writer = self.repo.config_writer()
# clear our cache to assure we re-read the possibly changed configuration
self._clear_cache()
return SectionConstraint(writer, self._config_section_name())
You can’t perform that action at this time.