{{ message }}
-
-
Notifications
You must be signed in to change notification settings - Fork 998
Expand file tree
/
Copy pathbase.py
More file actions
1788 lines (1513 loc) · 64.6 KB
/
Copy pathbase.py
File metadata and controls
1788 lines (1513 loc) · 64.6 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
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under the
# 3-Clause BSD License: https://opensource.org/license/bsd-3-clause/
from __future__ import annotations
__all__ = ["Repo"]
import gc
import logging
import os
import os.path as osp
from pathlib import Path
import re
import shlex
import sys
import warnings
import gitdb
from gitdb.db.loose import LooseObjectDB
from gitdb.exc import BadObject
from git.cmd import Git, handle_process_output
from git.compat import defenc, safe_decode
from git.config import GitConfigParser
from git.db import GitCmdObjectDB
from git.exc import (
GitCommandError,
InvalidGitRepositoryError,
NoSuchPathError,
)
from git.index import IndexFile
from git.objects import Submodule, RootModule, Commit
from git.refs import HEAD, Head, Reference, TagReference
from git.remote import Remote, add_progress, to_progress_instance
from git.util import (
Actor,
cygpath,
expand_path,
finalize_process,
hex_to_bin,
remove_password_if_present,
)
from .fun import (
find_submodule_git_dir,
find_worktree_git_dir,
is_git_dir,
rev_parse,
touch,
)
# typing ------------------------------------------------------
from git.types import (
CallableProgress,
Commit_ish,
Lit_config_levels,
PathLike,
TBD,
Tree_ish,
assert_never,
)
from typing import (
Any,
BinaryIO,
Callable,
Dict,
Iterator,
List,
Mapping,
NamedTuple,
Optional,
Sequence,
TYPE_CHECKING,
TextIO,
Tuple,
Type,
Union,
cast,
)
from git.types import ConfigLevels_Tup, TypedDict
if TYPE_CHECKING:
from git.objects import Tree
from git.objects.submodule.base import UpdateProgress
from git.refs.symbolic import SymbolicReference
from git.remote import RemoteProgress
from git.util import IterableList
# -----------------------------------------------------------
_logger = logging.getLogger(__name__)
class BlameEntry(NamedTuple):
commit: Dict[str, Commit]
linenos: range
orig_path: Optional[str]
orig_linenos: range
class Repo:
"""Represents a git repository and allows you to query references, create commit
information, generate diffs, create and clone repositories, and query the log.
The following attributes are worth using:
* :attr:`working_dir` is the working directory of the git command, which is the
working tree directory if available or the ``.git`` directory in case of bare
repositories.
* :attr:`working_tree_dir` is the working tree directory, but will return ``None``
if we are a bare repository.
* :attr:`git_dir` is the ``.git`` repository directory, which is always set.
"""
DAEMON_EXPORT_FILE = "git-daemon-export-ok"
# Must exist, or __del__ will fail in case we raise on `__init__()`.
git = cast("Git", None)
working_dir: PathLike
"""The working directory of the git command."""
# stored as string for easier processing, but annotated as path for clearer intention
_working_tree_dir: Optional[PathLike] = None
git_dir: PathLike
"""The ``.git`` repository directory."""
_common_dir: PathLike = ""
# Precompiled regex
re_whitespace = re.compile(r"\s+")
re_hexsha_only = re.compile(r"^[0-9A-Fa-f]{40}$")
re_hexsha_shortened = re.compile(r"^[0-9A-Fa-f]{4,40}$")
re_envvars = re.compile(r"(\$(\{\s?)?[a-zA-Z_]\w*(\}\s?)?|%\s?[a-zA-Z_]\w*\s?%)")
re_author_committer_start = re.compile(r"^(author|committer)")
re_tab_full_line = re.compile(r"^\t(.*)$")
unsafe_git_init_options = [
# Can install hooks that execute during later Git commands:
"--template",
# Redirects the repository metadata to a caller-controlled path:
"--separate-git-dir",
]
"""Options to :manpage:`git-init(1)` that permit unsafe code execution or I/O."""
unsafe_git_clone_options = [
# Executes arbitrary commands:
"--upload-pack",
"-u",
# Can override configuration variables that execute arbitrary commands:
"--config",
"-c",
# Can install hooks that execute during clone:
"--template",
# Redirects the repository metadata to a caller-controlled path:
"--separate-git-dir",
# Fetches from an additional caller-controlled URI:
"--bundle-uri",
]
"""Options to :manpage:`git-clone(1)` that permit unsafe command execution or I/O.
The ``--upload-pack``/``-u`` option allows users to execute arbitrary commands
directly:
https://git-scm.com/docs/git-clone#Documentation/git-clone.txt---upload-packltupload-packgt
The ``--config``/``-c`` option allows users to override configuration variables like
``protocol.allow`` and ``core.gitProxy`` to execute arbitrary commands:
https://git-scm.com/docs/git-clone#Documentation/git-clone.txt---configltkeygtltvaluegt
The ``--template`` option can install hooks that execute during clone:
https://git-scm.com/docs/git-clone#Documentation/git-clone.txt---templatetemplate-directory
The ``--bundle-uri`` option fetches from an additional URI before fetching from the
clone URL. An untrusted value can therefore make Git access local files or
unintended network resources:
https://git-scm.com/docs/git-clone#Documentation/git-clone.txt---bundle-uriuri
"""
unsafe_git_archive_options = [
# Allows arbitrary command execution through the remote git-upload-archive command.
"--exec",
# Writes output to a caller-controlled filesystem path.
"--output",
"-o",
# Reads from a caller-controlled filesystem path:
"--add-file",
# Injects a caller-controlled path and contents:
"--add-virtual-file",
]
unsafe_git_revision_options = [
# This option allows output to be written to arbitrary files before revision parsing.
"--output",
"-o",
]
unsafe_git_blame_options = unsafe_git_revision_options + [
# These options read from arbitrary files and expose their contents through blame output.
"--contents",
"-S",
"--ignore-revs-file",
]
unsafe_git_diff_options = unsafe_git_revision_options + [
# Reads caller-controlled order patterns from an arbitrary file.
"-O",
"--orderfile",
]
# Invariants
config_level: ConfigLevels_Tup = ("system", "user", "global", "repository")
"""Represents the configuration level of a configuration file."""
# Subclass configuration
GitCommandWrapperType = Git
"""Subclasses may easily bring in their own custom types by placing a constructor or
type here."""
def __init__(
self,
path: Optional[PathLike] = None,
odbt: Type[LooseObjectDB] = GitCmdObjectDB,
search_parent_directories: bool = False,
expand_vars: bool = True,
) -> None:
R"""Create a new :class:`Repo` instance.
:param path:
The path to either the worktree directory or the .git directory itself::
repo = Repo("/Users/mtrier/Development/git-python")
repo = Repo("/Users/mtrier/Development/git-python.git")
repo = Repo("~/Development/git-python.git")
repo = Repo("$REPOSITORIES/Development/git-python.git")
repo = Repo(R"C:\Users\mtrier\Development\git-python\.git")
- In *Cygwin*, `path` may be a ``cygdrive/...`` prefixed path.
- If `path` is ``None`` or an empty string, :envvar:`GIT_DIR` is used. If
that environment variable is absent or empty, the current directory is
used.
:param odbt:
Object DataBase type - a type which is constructed by providing the
directory containing the database objects, i.e. ``.git/objects``. It will be
used to access all object data.
:param search_parent_directories:
If ``True``, all parent directories will be searched for a valid repo as
well.
Please note that this was the default behaviour in older versions of
GitPython, which is considered a bug though.
:raise git.exc.InvalidGitRepositoryError:
:raise git.exc.NoSuchPathError:
:return:
:class:`Repo`
"""
epath = path or os.getenv("GIT_DIR")
if not epath:
epath = os.getcwd()
epath = os.fspath(epath)
if Git.is_cygwin():
# Given how the tests are written, this seems more likely to catch Cygwin
# git used from Windows than Windows git used from Cygwin. Therefore
# changing to Cygwin-style paths is the relevant operation.
epath = cygpath(epath)
if expand_vars and re.search(self.re_envvars, epath):
warnings.warn(
"The use of environment variables in paths is deprecated"
+ "\nfor security reasons and may be removed in the future!!",
stacklevel=1,
)
epath = expand_path(epath, expand_vars)
if epath is not None:
if not os.path.exists(epath):
raise NoSuchPathError(epath)
# Walk up the path to find the `.git` dir.
curpath = epath
git_dir = None
while curpath:
# ABOUT osp.NORMPATH
# It's important to normalize the paths, as submodules will otherwise
# initialize their repo instances with paths that depend on path-portions
# that will not exist after being removed. It's just cleaner.
if (
osp.isfile(osp.join(curpath, "gitdir"))
and osp.isfile(osp.join(curpath, "commondir"))
and osp.isfile(osp.join(curpath, "HEAD"))
):
git_dir = curpath
if "GIT_WORK_TREE" in os.environ:
self._working_tree_dir = os.getenv("GIT_WORK_TREE")
else:
# Linked worktree administrative directories store the path to the
# worktree's .git file in their gitdir file (without "gitdir: " prefix).
with open(osp.join(git_dir, "gitdir")) as fp:
worktree_gitfile = fp.read().strip()
if not osp.isabs(worktree_gitfile):
worktree_gitfile = osp.normpath(osp.join(git_dir, worktree_gitfile))
self._working_tree_dir = osp.dirname(worktree_gitfile)
break
if is_git_dir(curpath):
git_dir = curpath
# from man git-config : core.worktree
# Set the path to the root of the working tree. If GIT_COMMON_DIR
# environment variable is set, core.worktree is ignored and not used for
# determining the root of working tree. This can be overridden by the
# GIT_WORK_TREE environment variable. The value can be an absolute path
# or relative to the path to the .git directory, which is either
# specified by GIT_DIR, or automatically discovered. If GIT_DIR is
# specified but none of GIT_WORK_TREE and core.worktree is specified,
# the current working directory is regarded as the top level of your
# working tree.
self._working_tree_dir = os.path.dirname(git_dir)
if os.environ.get("GIT_COMMON_DIR") is None:
gitconf = self._config_reader("repository", git_dir)
if gitconf.has_option("core", "worktree"):
self._working_tree_dir = gitconf.get("core", "worktree")
if "GIT_WORK_TREE" in os.environ:
self._working_tree_dir = os.getenv("GIT_WORK_TREE")
break
dotgit = osp.join(curpath, ".git")
sm_gitpath = find_submodule_git_dir(dotgit)
if sm_gitpath is not None:
git_dir = osp.normpath(sm_gitpath)
sm_gitpath = find_submodule_git_dir(dotgit)
if sm_gitpath is None:
sm_gitpath = find_worktree_git_dir(dotgit)
if sm_gitpath is not None:
# worktrees can use relative paths as of Git 2.48, so we join to curpath
git_dir = osp.normpath(osp.join(curpath, sm_gitpath))
self._working_tree_dir = curpath
break
if not search_parent_directories:
break
curpath, tail = osp.split(curpath)
if not tail:
break
# END while curpath
if git_dir is None:
raise InvalidGitRepositoryError(epath)
self.git_dir = git_dir
self._bare = False
try:
self._bare = self.config_reader("repository").getboolean("core", "bare")
except Exception:
# Let's not assume the option exists, although it should.
pass
try:
common_dir = (Path(self.git_dir) / "commondir").read_text().splitlines()[0].strip()
self._common_dir = osp.join(self.git_dir, common_dir)
except OSError:
self._common_dir = ""
# Adjust the working directory in case we are actually bare - we didn't know
# that in the first place.
if self._bare:
self._working_tree_dir = None
# END working dir handling
self.working_dir: PathLike = self._working_tree_dir or self.common_dir
self.git = self.GitCommandWrapperType(self.working_dir)
# Special handling, in special times.
rootpath = osp.join(self.common_dir, "objects")
if issubclass(odbt, GitCmdObjectDB):
self.odb = odbt(rootpath, self.git)
else:
self.odb = odbt(rootpath)
def __enter__(self) -> "Repo":
return self
def __exit__(self, *args: Any) -> None:
self.close()
def __del__(self) -> None:
try:
self.close()
except Exception:
pass
def close(self) -> None:
if self.git:
self.git.clear_cache()
# Tempfiles objects on Windows are holding references to open files until
# they are collected by the garbage collector, thus preventing deletion.
# TODO: Find these references and ensure they are closed and deleted
# synchronously rather than forcing a gc collection.
if sys.platform == "win32":
gc.collect()
gitdb.util.mman.collect()
if sys.platform == "win32":
gc.collect()
def __eq__(self, rhs: object) -> bool:
if isinstance(rhs, Repo):
return self.git_dir == rhs.git_dir
return False
def __ne__(self, rhs: object) -> bool:
return not self.__eq__(rhs)
def __hash__(self) -> int:
return hash(self.git_dir)
@property
def description(self) -> str:
"""The project's description"""
filename = osp.join(self.git_dir, "description")
with open(filename, "rb") as fp:
return fp.read().rstrip().decode(defenc)
@description.setter
def description(self, descr: str) -> None:
filename = osp.join(self.git_dir, "description")
with open(filename, "wb") as fp:
fp.write((descr + "\n").encode(defenc))
@property
def working_tree_dir(self) -> Optional[PathLike]:
"""
:return:
The working tree directory of our git repository.
If this is a bare repository, ``None`` is returned.
"""
return self._working_tree_dir
@property
def common_dir(self) -> PathLike:
"""
:return:
The git dir that holds everything except possibly HEAD, FETCH_HEAD,
ORIG_HEAD, COMMIT_EDITMSG, index, and logs/.
"""
return self._common_dir or self.git_dir
@property
def bare(self) -> bool:
""":return: ``True`` if the repository is bare"""
return self._bare
@property
def heads(self) -> "IterableList[Head]":
"""A list of :class:`~git.refs.head.Head` objects representing the branch heads
in this repo.
:return:
``git.IterableList(Head, ...)``
"""
return Head.list_items(self)
@property
def branches(self) -> "IterableList[Head]":
"""Alias for heads.
A list of :class:`~git.refs.head.Head` objects representing the branch heads
in this repo.
:return:
``git.IterableList(Head, ...)``
"""
return self.heads
@property
def references(self) -> "IterableList[Reference]":
"""A list of :class:`~git.refs.reference.Reference` objects representing tags,
heads and remote references.
:return:
``git.IterableList(Reference, ...)``
"""
return Reference.list_items(self)
@property
def refs(self) -> "IterableList[Reference]":
"""Alias for references.
A list of :class:`~git.refs.reference.Reference` objects representing tags,
heads and remote references.
:return:
``git.IterableList(Reference, ...)``
"""
return self.references
@property
def index(self) -> "IndexFile":
"""
:return:
A :class:`~git.index.base.IndexFile` representing this repository's index.
:note:
This property can be expensive, as the returned
:class:`~git.index.base.IndexFile` will be reinitialized.
It is recommended to reuse the object.
"""
return IndexFile(self)
@property
def head(self) -> "HEAD":
"""
:return:
:class:`~git.refs.head.HEAD` object pointing to the current head reference
"""
return HEAD(self, "HEAD")
@property
def remotes(self) -> "IterableList[Remote]":
"""A list of :class:`~git.remote.Remote` objects allowing to access and
manipulate remotes.
:return:
``git.IterableList(Remote, ...)``
"""
return Remote.list_items(self)
def remote(self, name: str = "origin") -> "Remote":
""":return: The remote with the specified name
:raise ValueError:
If no remote with such a name exists.
"""
r = Remote(self, name)
if not r.exists():
raise ValueError("Remote named '%s' didn't exist" % name)
return r
# { Submodules
@property
def submodules(self) -> "IterableList[Submodule]":
"""
:return:
git.IterableList(Submodule, ...) of direct submodules available from the
current head
"""
return Submodule.list_items(self)
def submodule(self, name: str) -> "Submodule":
""":return: The submodule with the given name
:raise ValueError:
If no such submodule exists.
"""
try:
return self.submodules[name]
except IndexError as e:
raise ValueError("Didn't find submodule named %r" % name) from e
# END exception handling
def create_submodule(self, *args: Any, **kwargs: Any) -> Submodule:
"""Create a new submodule.
:note:
For a description of the applicable parameters, see the documentation of
:meth:`Submodule.add <git.objects.submodule.base.Submodule.add>`.
:return:
The created submodule.
"""
return Submodule.add(self, *args, **kwargs)
def iter_submodules(self, *args: Any, **kwargs: Any) -> Iterator[Submodule]:
"""An iterator yielding Submodule instances.
See the :class:`~git.objects.util.Traversable` interface for a description of `args`
and `kwargs`.
:return:
Iterator
"""
return RootModule(self).traverse(*args, **kwargs)
def submodule_update(self, *args: Any, **kwargs: Any) -> RootModule:
"""Update the submodules, keeping the repository consistent as it will
take the previous state into consideration.
:note:
For more information, please see the documentation of
:meth:`RootModule.update <git.objects.submodule.root.RootModule.update>`.
"""
return RootModule(self).update(*args, **kwargs)
# }END submodules
@property
def tags(self) -> "IterableList[TagReference]":
"""A list of :class:`~git.refs.tag.TagReference` objects that are available in
this repo.
:return:
``git.IterableList(TagReference, ...)``
"""
return TagReference.list_items(self)
def tag(self, path: PathLike) -> TagReference:
"""
:return:
:class:`~git.refs.tag.TagReference` object, reference pointing to a
:class:`~git.objects.commit.Commit` or tag
:param path:
Path to the tag reference, e.g. ``0.1.5`` or ``tags/0.1.5``.
"""
full_path = self._to_full_tag_path(path)
return TagReference(self, full_path)
@staticmethod
def _to_full_tag_path(path: PathLike) -> str:
path_str = str(path)
if path_str.startswith(TagReference._common_path_default + "/"):
return path_str
if path_str.startswith(TagReference._common_default + "/"):
return Reference._common_path_default + "/" + path_str
else:
return TagReference._common_path_default + "/" + path_str
def create_head(
self,
path: PathLike,
commit: Union["SymbolicReference", "str"] = "HEAD",
force: bool = False,
logmsg: Optional[str] = None,
) -> "Head":
"""Create a new head within the repository.
:note:
For more documentation, please see the
:meth:`Head.create <git.refs.head.Head.create>` method.
:return:
Newly created :class:`~git.refs.head.Head` Reference.
"""
return Head.create(self, path, commit, logmsg, force)
def delete_head(self, *heads: "Union[str, Head]", **kwargs: Any) -> None:
"""Delete the given heads.
:param kwargs:
Additional keyword arguments to be passed to :manpage:`git-branch(1)`.
"""
return Head.delete(self, *heads, **kwargs)
def create_tag(
self,
path: PathLike,
ref: Union[str, "SymbolicReference"] = "HEAD",
message: Optional[str] = None,
force: bool = False,
**kwargs: Any,
) -> TagReference:
"""Create a new tag reference.
:note:
For more documentation, please see the
:meth:`TagReference.create <git.refs.tag.TagReference.create>` method.
:return:
:class:`~git.refs.tag.TagReference` object
"""
return TagReference.create(self, path, ref, message, force, **kwargs)
def delete_tag(self, *tags: TagReference) -> None:
"""Delete the given tag references."""
return TagReference.delete(self, *tags)
def create_remote(self, name: str, url: str, **kwargs: Any) -> Remote:
"""Create a new remote.
For more information, please see the documentation of the
:meth:`Remote.create <git.remote.Remote.create>` method.
:return:
:class:`~git.remote.Remote` reference
"""
return Remote.create(self, name, url, **kwargs)
def delete_remote(self, remote: "Remote") -> str:
"""Delete the given remote."""
return Remote.remove(self, remote)
def _get_config_path(self, config_level: Lit_config_levels, git_dir: Optional[PathLike] = None) -> str:
if git_dir is None:
git_dir = self.git_dir
# We do not support an absolute path of the gitconfig on Windows.
# Use the global config instead.
if sys.platform == "win32" and config_level == "system":
config_level = "global"
if config_level == "system":
return "/etc/gitconfig"
elif config_level == "user":
config_home = os.environ.get("XDG_CONFIG_HOME") or osp.join(os.environ.get("HOME", "~"), ".config")
return osp.normpath(osp.expanduser(osp.join(config_home, "git", "config")))
elif config_level == "global":
return osp.normpath(osp.expanduser("~/.gitconfig"))
elif config_level == "repository":
repo_dir = self._common_dir or git_dir
if not repo_dir:
raise NotADirectoryError
else:
return osp.normpath(osp.join(repo_dir, "config"))
else:
assert_never( # type: ignore[unreachable]
config_level,
ValueError(f"Invalid configuration level: {config_level!r}"),
)
def config_reader(
self,
config_level: Optional[Lit_config_levels] = None,
) -> GitConfigParser:
"""
:return:
:class:`~git.config.GitConfigParser` allowing to read the full git
configuration, but not to write it.
The configuration will include values from the system, user and repository
configuration files.
:param config_level:
For possible values, see the :meth:`config_writer` method. If ``None``, all
applicable levels will be used. Specify a level in case you know which file
you wish to read to prevent reading multiple files.
:note:
On Windows, system configuration cannot currently be read as the path is
unknown, instead the global path will be used.
"""
return self._config_reader(config_level=config_level)
def _config_reader(
self,
config_level: Optional[Lit_config_levels] = None,
git_dir: Optional[PathLike] = None,
) -> GitConfigParser:
if config_level is None:
files = [self._get_config_path(f, git_dir) for f in self.config_level if f]
else:
files = [self._get_config_path(config_level, git_dir)]
return GitConfigParser(files, read_only=True, repo=self)
def config_writer(self, config_level: Lit_config_levels = "repository") -> GitConfigParser:
"""
:return:
A :class:`~git.config.GitConfigParser` allowing to write values of the
specified configuration file level. Config writers should be retrieved, used
to change the configuration, and written right away as they will lock the
configuration file in question and prevent other's to write it.
:param config_level:
One of the following values:
* ``"system"`` = system wide configuration file
* ``"global"`` = user level configuration file
* ``"`repository"`` = configuration file for this repository only
"""
return GitConfigParser(self._get_config_path(config_level), read_only=False, repo=self, merge_includes=False)
def commit(self, rev: Union[str, Commit_ish, None] = None) -> Commit:
"""The :class:`~git.objects.commit.Commit` object for the specified revision.
:param rev:
Revision specifier, see :manpage:`git-rev-parse(1)` for viable options.
:return:
:class:`~git.objects.commit.Commit`
"""
if rev is None:
return self.head.commit
return self.rev_parse(str(rev) + "^0")
def iter_trees(self, *args: Any, **kwargs: Any) -> Iterator["Tree"]:
""":return: Iterator yielding :class:`~git.objects.tree.Tree` objects
:note:
Accepts all arguments known to the :meth:`iter_commits` method.
"""
return (c.tree for c in self.iter_commits(*args, **kwargs))
def tree(self, rev: Union[Tree_ish, str, None] = None) -> "Tree":
"""The :class:`~git.objects.tree.Tree` object for the given tree-ish revision.
Examples::
repo.tree(repo.heads[0])
:param rev:
A revision pointing to a Treeish (being a commit or tree).
:return:
:class:`~git.objects.tree.Tree`
:note:
If you need a non-root level tree, find it by iterating the root tree.
Otherwise it cannot know about its path relative to the repository root and
subsequent operations might have unexpected results.
"""
if rev is None:
return self.head.commit.tree
return self.rev_parse(str(rev) + "^{tree}")
def iter_commits(
self,
rev: Union[str, Commit, "SymbolicReference", None] = None,
paths: Union[PathLike, Sequence[PathLike]] = "",
allow_unsafe_options: bool = False,
**kwargs: Any,
) -> Iterator[Commit]:
"""An iterator of :class:`~git.objects.commit.Commit` objects representing the
history of a given ref/commit.
:param rev:
Revision specifier, see :manpage:`git-rev-parse(1)` for viable options.
If ``None``, the active branch will be used.
:param paths:
An optional path or a list of paths. If set, only commits that include the
path or paths will be returned.
:param kwargs:
Arguments to be passed to :manpage:`git-rev-list(1)`.
Common ones are ``max_count`` and ``skip``.
:param allow_unsafe_options:
Allow unsafe options in the revision argument, like ``--output``.
:note:
To receive only commits between two named revisions, use the
``"revA...revB"`` revision specifier.
:return:
Iterator of :class:`~git.objects.commit.Commit` objects
"""
if rev is None:
rev = self.head.commit
if not allow_unsafe_options:
Git.check_unsafe_options(
options=Git._option_candidates([rev], kwargs), unsafe_options=self.unsafe_git_revision_options
)
return Commit.iter_items(
self,
rev,
paths,
allow_unsafe_options=allow_unsafe_options,
**kwargs,
)
def merge_base(self, *rev: TBD, **kwargs: Any) -> List[Commit]:
R"""Find the closest common ancestor for the given revision
(:class:`~git.objects.commit.Commit`\s, :class:`~git.refs.tag.Tag`\s,
:class:`~git.refs.reference.Reference`\s, etc.).
:param rev:
At least two revs to find the common ancestor for.
:param kwargs:
Additional arguments to be passed to the ``repo.git.merge_base()`` command
which does all the work.
:return:
A list of :class:`~git.objects.commit.Commit` objects. If ``--all`` was
not passed as a keyword argument, the list will have at max one
:class:`~git.objects.commit.Commit`, or is empty if no common merge base
exists.
:raise ValueError:
If fewer than two revisions are provided.
"""
if len(rev) < 2:
raise ValueError("Please specify at least two revs, got only %i" % len(rev))
# END handle input
res: List[Commit] = []
try:
lines: List[str] = self.git.merge_base(*rev, **kwargs).splitlines()
except GitCommandError as err:
if err.status == 128:
raise
# END handle invalid rev
# Status code 1 is returned if there is no merge-base.
# (See: https://github.com/git/git/blob/v2.44.0/builtin/merge-base.c#L19)
return res
# END exception handling
for line in lines:
res.append(self.commit(line))
# END for each merge-base
return res
def is_ancestor(self, ancestor_rev: Commit, rev: Commit) -> bool:
"""Check if a commit is an ancestor of another.
:param ancestor_rev:
Rev which should be an ancestor.
:param rev:
Rev to test against `ancestor_rev`.
:return:
``True`` if `ancestor_rev` is an ancestor to `rev`.
"""
try:
self.git.merge_base(ancestor_rev, rev, is_ancestor=True)
except GitCommandError as err:
if err.status == 1:
return False
raise
return True
def is_valid_object(self, sha: str, object_type: Union[str, None] = None) -> bool:
try:
complete_sha = self.odb.partial_to_complete_sha_hex(sha)
object_info = self.odb.info(complete_sha)
if object_type:
if object_info.type == object_type.encode():
return True
else:
_logger.debug(
"Commit hash points to an object of type '%s'. Requested were objects of type '%s'",
object_info.type.decode(),
object_type,
)
return False
else:
return True
except BadObject:
_logger.debug("Commit hash is invalid.")
return False
def _get_daemon_export(self) -> bool:
git_dir = getattr(self, "git_dir", None)
if git_dir is None:
return False
filename = osp.join(git_dir, self.DAEMON_EXPORT_FILE)
return osp.exists(filename)
def _set_daemon_export(self, value: object) -> None:
git_dir = getattr(self, "git_dir", None)
if git_dir is None:
return
filename = osp.join(git_dir, self.DAEMON_EXPORT_FILE)
fileexists = osp.exists(filename)
if value and not fileexists:
touch(filename)
elif not value and fileexists:
os.unlink(filename)
@property
def daemon_export(self) -> bool:
"""If True, git-daemon may export this repository"""
return self._get_daemon_export()
@daemon_export.setter
def daemon_export(self, value: object) -> None:
self._set_daemon_export(value)
def _get_alternates(self) -> List[str]:
"""The list of alternates for this repo from which objects can be retrieved.
:return:
List of strings being pathnames of alternates
"""
alternates_path = osp.join(self.common_dir, "objects", "info", "alternates")
if osp.exists(alternates_path):
with open(alternates_path, "rb") as f:
alts = f.read().decode(defenc)
return alts.strip().splitlines()
return []
def _set_alternates(self, alts: List[str]) -> None:
"""Set the alternates.
You can’t perform that action at this time.