202
143
format.get_format_description(),
205
def clone(self, url, revision_id=None, force_new_repo=False,
206
preserve_stacking=False):
146
def clone(self, url, revision_id=None, force_new_repo=False):
207
147
"""Clone this bzrdir and its contents to url verbatim.
209
:param url: The url create the clone at. If url's last component does
210
not exist, it will be created.
211
:param revision_id: The tip revision-id to use for any branch or
212
working tree. If not None, then the clone operation may tune
213
itself to download less data.
214
:param force_new_repo: Do not use a shared repository for the target
215
even if one is available.
216
:param preserve_stacking: When cloning a stacked branch, stack the
217
new branch on top of the other branch's stacked-on branch.
219
return self.clone_on_transport(get_transport(url),
220
revision_id=revision_id,
221
force_new_repo=force_new_repo,
222
preserve_stacking=preserve_stacking)
224
def clone_on_transport(self, transport, revision_id=None,
225
force_new_repo=False, preserve_stacking=False, stacked_on=None,
226
create_prefix=False, use_existing_dir=True):
227
"""Clone this bzrdir and its contents to transport verbatim.
229
:param transport: The transport for the location to produce the clone
230
at. If the target directory does not exist, it will be created.
231
:param revision_id: The tip revision-id to use for any branch or
232
working tree. If not None, then the clone operation may tune
233
itself to download less data.
234
:param force_new_repo: Do not use a shared repository for the target,
235
even if one is available.
236
:param preserve_stacking: When cloning a stacked branch, stack the
237
new branch on top of the other branch's stacked-on branch.
238
:param create_prefix: Create any missing directories leading up to
240
:param use_existing_dir: Use an existing directory if one exists.
242
# Overview: put together a broad description of what we want to end up
243
# with; then make as few api calls as possible to do it.
245
# We may want to create a repo/branch/tree, if we do so what format
246
# would we want for each:
247
require_stacking = (stacked_on is not None)
248
format = self.cloning_metadir(require_stacking)
250
# Figure out what objects we want:
149
If urls last component does not exist, it will be created.
151
if revision_id is not None, then the clone operation may tune
152
itself to download less data.
153
:param force_new_repo: Do not use a shared repository for the target
154
even if one is available.
157
result = self._format.initialize(url)
252
159
local_repo = self.find_repository()
253
160
except errors.NoRepositoryPresent:
254
161
local_repo = None
256
local_branch = self.open_branch()
257
except errors.NotBranchError:
260
# enable fallbacks when branch is not a branch reference
261
if local_branch.repository.has_same_location(local_repo):
262
local_repo = local_branch.repository
263
if preserve_stacking:
265
stacked_on = local_branch.get_stacked_on_url()
266
except (errors.UnstackableBranchFormat,
267
errors.UnstackableRepositoryFormat,
270
# Bug: We create a metadir without knowing if it can support stacking,
271
# we should look up the policy needs first, or just use it as a hint,
274
make_working_trees = local_repo.make_working_trees()
275
want_shared = local_repo.is_shared()
276
repo_format_name = format.repository_format.network_name()
278
make_working_trees = False
280
repo_format_name = None
282
result_repo, result, require_stacking, repository_policy = \
283
format.initialize_on_transport_ex(transport,
284
use_existing_dir=use_existing_dir, create_prefix=create_prefix,
285
force_new_repo=force_new_repo, stacked_on=stacked_on,
286
stack_on_pwd=self.root_transport.base,
287
repo_format_name=repo_format_name,
288
make_working_trees=make_working_trees, shared_repo=want_shared)
291
# If the result repository is in the same place as the
292
# resulting bzr dir, it will have no content, further if the
293
# result is not stacked then we know all content should be
294
# copied, and finally if we are copying up to a specific
295
# revision_id then we can use the pending-ancestry-result which
296
# does not require traversing all of history to describe it.
297
if (result_repo.user_url == result.user_url
298
and not require_stacking and
299
revision_id is not None):
300
fetch_spec = graph.PendingAncestryResult(
301
[revision_id], local_repo)
302
result_repo.fetch(local_repo, fetch_spec=fetch_spec)
163
# may need to copy content in
165
result_repo = local_repo.clone(
167
revision_id=revision_id)
168
result_repo.set_make_working_trees(local_repo.make_working_trees())
171
result_repo = result.find_repository()
172
# fetch content this dir needs.
304
173
result_repo.fetch(local_repo, revision_id=revision_id)
308
if result_repo is not None:
309
raise AssertionError('result_repo not None(%r)' % result_repo)
174
except errors.NoRepositoryPresent:
175
# needed to make one anyway.
176
result_repo = local_repo.clone(
178
revision_id=revision_id)
179
result_repo.set_make_working_trees(local_repo.make_working_trees())
310
180
# 1 if there is a branch present
311
181
# make sure its content is available in the target repository
313
if local_branch is not None:
314
result_branch = local_branch.clone(result, revision_id=revision_id,
315
repository_policy=repository_policy)
317
# Cheaper to check if the target is not local, than to try making
319
result.root_transport.local_abspath('.')
320
if result_repo is None or result_repo.make_working_trees():
321
self.open_workingtree().clone(result)
184
self.open_branch().clone(result, revision_id=revision_id)
185
except errors.NotBranchError:
188
self.open_workingtree().clone(result)
322
189
except (errors.NoWorkingTree, errors.NotLocalUrl):
326
193
# TODO: This should be given a Transport, and should chdir up; otherwise
327
194
# this will open a new connection.
328
195
def _make_tail(self, url):
329
t = get_transport(url)
196
head, tail = urlutils.split(url)
197
if tail and tail != '.':
198
t = get_transport(head)
201
except errors.FileExists:
204
# TODO: Should take a Transport
333
def create(cls, base, format=None, possible_transports=None):
206
def create(cls, base, format=None):
334
207
"""Create a new BzrDir at the url 'base'.
209
This will call the current default formats initialize with base
210
as the only parameter.
336
212
:param format: If supplied, the format of branch to create. If not
337
213
supplied, the default is used.
338
:param possible_transports: If supplied, a list of transports that
339
can be reused to share a remote connection.
341
215
if cls is not BzrDir:
342
216
raise AssertionError("BzrDir.create always creates the default"
343
217
" format, not one of %r" % cls)
344
t = get_transport(base, possible_transports)
218
head, tail = urlutils.split(base)
219
if tail and tail != '.':
220
t = get_transport(head)
223
except errors.FileExists:
346
225
if format is None:
347
226
format = BzrDirFormat.get_default_format()
348
return format.initialize_on_transport(t)
351
def find_bzrdirs(transport, evaluate=None, list_current=None):
352
"""Find bzrdirs recursively from current location.
354
This is intended primarily as a building block for more sophisticated
355
functionality, like finding trees under a directory, or finding
356
branches that use a given repository.
357
:param evaluate: An optional callable that yields recurse, value,
358
where recurse controls whether this bzrdir is recursed into
359
and value is the value to yield. By default, all bzrdirs
360
are recursed into, and the return value is the bzrdir.
361
:param list_current: if supplied, use this function to list the current
362
directory, instead of Transport.list_dir
363
:return: a generator of found bzrdirs, or whatever evaluate returns.
365
if list_current is None:
366
def list_current(transport):
367
return transport.list_dir('')
369
def evaluate(bzrdir):
372
pending = [transport]
373
while len(pending) > 0:
374
current_transport = pending.pop()
377
bzrdir = BzrDir.open_from_transport(current_transport)
378
except errors.NotBranchError:
381
recurse, value = evaluate(bzrdir)
384
subdirs = list_current(current_transport)
385
except errors.NoSuchFile:
388
for subdir in sorted(subdirs, reverse=True):
389
pending.append(current_transport.clone(subdir))
391
def list_branches(self):
392
"""Return a sequence of all branches local to this control directory.
396
return [self.open_branch()]
397
except errors.NotBranchError:
401
def find_branches(transport):
402
"""Find all branches under a transport.
404
This will find all branches below the transport, including branches
405
inside other branches. Where possible, it will use
406
Repository.find_branches.
408
To list all the branches that use a particular Repository, see
409
Repository.find_branches
411
def evaluate(bzrdir):
413
repository = bzrdir.open_repository()
414
except errors.NoRepositoryPresent:
417
return False, ([], repository)
418
return True, (bzrdir.list_branches(), None)
420
for branches, repo in BzrDir.find_bzrdirs(transport,
423
ret.extend(repo.find_branches())
424
if branches is not None:
428
def destroy_repository(self):
429
"""Destroy the repository in this BzrDir"""
430
raise NotImplementedError(self.destroy_repository)
432
def create_branch(self, name=None):
227
return format.initialize(safe_unicode(base))
229
def create_branch(self):
433
230
"""Create a branch in this BzrDir.
435
:param name: Name of the colocated branch to create, None for
438
The bzrdir's format will control what branch format is created.
232
The bzrdirs format will control what branch format is created.
439
233
For more control see BranchFormatXX.create(a_bzrdir).
441
235
raise NotImplementedError(self.create_branch)
443
def destroy_branch(self, name=None):
444
"""Destroy a branch in this BzrDir.
446
:param name: Name of the branch to destroy, None for the default
449
raise NotImplementedError(self.destroy_branch)
452
238
def create_branch_and_repo(base, force_new_repo=False, format=None):
453
239
"""Create a new BzrDir, Branch and Repository at the url 'base'.
455
This will use the current default BzrDirFormat unless one is
456
specified, and use whatever
241
This will use the current default BzrDirFormat, and use whatever
457
242
repository format that that uses via bzrdir.create_branch and
458
243
create_repository. If a shared repository is available that is used
463
248
:param base: The URL to create the branch at.
464
249
:param force_new_repo: If True a new repository is always created.
465
:param format: If supplied, the format of branch to create. If not
466
supplied, the default is used.
468
251
bzrdir = BzrDir.create(base, format)
469
252
bzrdir._find_or_create_repository(force_new_repo)
470
253
return bzrdir.create_branch()
472
def determine_repository_policy(self, force_new_repo=False, stack_on=None,
473
stack_on_pwd=None, require_stacking=False):
474
"""Return an object representing a policy to use.
476
This controls whether a new repository is created, and the format of
477
that repository, or some existing shared repository used instead.
479
If stack_on is supplied, will not seek a containing shared repo.
481
:param force_new_repo: If True, require a new repository to be created.
482
:param stack_on: If supplied, the location to stack on. If not
483
supplied, a default_stack_on location may be used.
484
:param stack_on_pwd: If stack_on is relative, the location it is
487
def repository_policy(found_bzrdir):
490
config = found_bzrdir.get_config()
492
stack_on = config.get_default_stack_on()
493
if stack_on is not None:
494
stack_on_pwd = found_bzrdir.user_url
496
# does it have a repository ?
498
repository = found_bzrdir.open_repository()
499
except errors.NoRepositoryPresent:
502
if (found_bzrdir.user_url != self.user_url
503
and not repository.is_shared()):
504
# Don't look higher, can't use a higher shared repo.
512
return UseExistingRepository(repository, stack_on,
513
stack_on_pwd, require_stacking=require_stacking), True
515
return CreateRepository(self, stack_on, stack_on_pwd,
516
require_stacking=require_stacking), True
518
if not force_new_repo:
520
policy = self._find_containing(repository_policy)
521
if policy is not None:
525
return UseExistingRepository(self.open_repository(),
526
stack_on, stack_on_pwd,
527
require_stacking=require_stacking)
528
except errors.NoRepositoryPresent:
530
return CreateRepository(self, stack_on, stack_on_pwd,
531
require_stacking=require_stacking)
533
255
def _find_or_create_repository(self, force_new_repo):
534
256
"""Create a new repository if needed, returning the repository."""
535
policy = self.determine_repository_policy(force_new_repo)
536
return policy.acquire_repository()[0]
258
return self.create_repository()
260
return self.find_repository()
261
except errors.NoRepositoryPresent:
262
return self.create_repository()
539
265
def create_branch_convenience(base, force_new_repo=False,
540
force_new_tree=None, format=None,
541
possible_transports=None):
266
force_new_tree=None, format=None):
542
267
"""Create a new BzrDir, Branch and Repository at the url 'base'.
544
269
This is a convenience function - it will use an existing repository
545
270
if possible, can be told explicitly whether to create a working tree or
548
This will use the current default BzrDirFormat unless one is
549
specified, and use whatever
273
This will use the current default BzrDirFormat, and use whatever
550
274
repository format that that uses via bzrdir.create_branch and
551
275
create_repository. If a shared repository is available that is used
552
276
preferentially. Whatever repository is used, its tree creation policy
587
329
'base' must be a local path or a file:// url.
589
This will use the current default BzrDirFormat unless one is
590
specified, and use whatever
331
This will use the current default BzrDirFormat, and use whatever
591
332
repository format that that uses for bzrdirformat.create_workingtree,
592
333
create_branch and create_repository.
594
:param format: Override for the bzrdir format to create.
595
335
:return: The WorkingTree object.
597
t = get_transport(base)
598
if not isinstance(t, local.LocalTransport):
337
t = get_transport(safe_unicode(base))
338
if not isinstance(t, LocalTransport):
599
339
raise errors.NotLocalUrl(base)
600
bzrdir = BzrDir.create_branch_and_repo(base,
340
bzrdir = BzrDir.create_branch_and_repo(safe_unicode(base),
601
341
force_new_repo=True,
602
342
format=format).bzrdir
603
343
return bzrdir.create_workingtree()
605
def create_workingtree(self, revision_id=None, from_branch=None,
606
accelerator_tree=None, hardlink=False):
345
def create_workingtree(self, revision_id=None):
607
346
"""Create a working tree at this BzrDir.
609
:param revision_id: create it as of this revision id.
610
:param from_branch: override bzrdir branch (for lightweight checkouts)
611
:param accelerator_tree: A tree which can be used for retrieving file
612
contents more quickly than the revision tree, i.e. a workingtree.
613
The revision tree will be used for cases where accelerator_tree's
614
content is different.
348
revision_id: create it as of this revision id.
616
350
raise NotImplementedError(self.create_workingtree)
618
def backup_bzrdir(self):
619
"""Backup this bzr control directory.
621
:return: Tuple with old path name and new path name
623
def name_gen(base='backup.bzr'):
625
name = "%s.~%d~" % (base, counter)
626
while self.root_transport.has(name):
628
name = "%s.~%d~" % (base, counter)
631
backup_dir=name_gen()
632
pb = ui.ui_factory.nested_progress_bar()
634
# FIXME: bug 300001 -- the backup fails if the backup directory
635
# already exists, but it should instead either remove it or make
636
# a new backup directory.
638
old_path = self.root_transport.abspath('.bzr')
639
new_path = self.root_transport.abspath(backup_dir)
640
ui.ui_factory.note('making backup of %s\n to %s' % (old_path, new_path,))
641
self.root_transport.copy_tree('.bzr', backup_dir)
642
return (old_path, new_path)
646
def retire_bzrdir(self, limit=10000):
352
def retire_bzrdir(self):
647
353
"""Permanently disable the bzrdir.
649
355
This is done by renaming it to give the user some ability to recover
684
384
raise NotImplementedError(self.destroy_workingtree_metadata)
686
def _find_containing(self, evaluate):
687
"""Find something in a containing control directory.
689
This method will scan containing control dirs, until it finds what
690
it is looking for, decides that it will never find it, or runs out
691
of containing control directories to check.
693
It is used to implement find_repository and
694
determine_repository_policy.
696
:param evaluate: A function returning (value, stop). If stop is True,
697
the value will be returned.
386
def find_repository(self):
387
"""Find the repository that should be used for a_bzrdir.
389
This does not require a branch as we use it to find the repo for
390
new branches as well as to hook existing branches up to their
394
return self.open_repository()
395
except errors.NoRepositoryPresent:
397
next_transport = self.root_transport.clone('..')
701
result, stop = evaluate(found_bzrdir)
704
next_transport = found_bzrdir.root_transport.clone('..')
705
if (found_bzrdir.user_url == next_transport.base):
706
# top of the file system
708
399
# find the next containing bzrdir
710
401
found_bzrdir = BzrDir.open_containing_from_transport(
711
402
next_transport)[0]
712
403
except errors.NotBranchError:
715
def find_repository(self):
716
"""Find the repository that should be used.
718
This does not require a branch as we use it to find the repo for
719
new branches as well as to hook existing branches up to their
722
def usable_repository(found_bzrdir):
405
raise errors.NoRepositoryPresent(self)
723
406
# does it have a repository ?
725
408
repository = found_bzrdir.open_repository()
726
409
except errors.NoRepositoryPresent:
728
if found_bzrdir.user_url == self.user_url:
729
return repository, True
730
elif repository.is_shared():
731
return repository, True
410
next_transport = found_bzrdir.root_transport.clone('..')
411
if (found_bzrdir.root_transport.base == next_transport.base):
412
# top of the file system
416
if ((found_bzrdir.root_transport.base ==
417
self.root_transport.base) or repository.is_shared()):
735
found_repo = self._find_containing(usable_repository)
736
if found_repo is None:
737
raise errors.NoRepositoryPresent(self)
740
def get_branch_reference(self, name=None):
741
"""Return the referenced URL for the branch in this bzrdir.
743
:param name: Optional colocated branch name
744
:raises NotBranchError: If there is no Branch.
745
:raises NoColocatedBranchSupport: If a branch name was specified
746
but colocated branches are not supported.
747
:return: The URL the branch in this bzrdir references if it is a
748
reference branch, or None for regular branches.
751
raise errors.NoColocatedBranchSupport(self)
754
def get_branch_transport(self, branch_format, name=None):
420
raise errors.NoRepositoryPresent(self)
421
raise errors.NoRepositoryPresent(self)
423
def get_branch_transport(self, branch_format):
755
424
"""Get the transport for use by branch format in this BzrDir.
757
426
Note that bzr dirs that do not support format strings will raise
758
427
IncompatibleFormat if the branch format they are given has
759
428
a format string, and vice versa.
761
If branch_format is None, the transport is returned with no
762
checking. If it is not None, then the returned transport is
430
If branch_format is None, the transport is returned with no
431
checking. if it is not None, then the returned transport is
763
432
guaranteed to point to an existing directory ready for use.
765
434
raise NotImplementedError(self.get_branch_transport)
767
def _find_creation_modes(self):
768
"""Determine the appropriate modes for files and directories.
770
They're always set to be consistent with the base directory,
771
assuming that this transport allows setting modes.
773
# TODO: Do we need or want an option (maybe a config setting) to turn
774
# this off or override it for particular locations? -- mbp 20080512
775
if self._mode_check_done:
777
self._mode_check_done = True
779
st = self.transport.stat('.')
780
except errors.TransportNotPossible:
781
self._dir_mode = None
782
self._file_mode = None
784
# Check the directory mode, but also make sure the created
785
# directories and files are read-write for this user. This is
786
# mostly a workaround for filesystems which lie about being able to
787
# write to a directory (cygwin & win32)
788
if (st.st_mode & 07777 == 00000):
789
# FTP allows stat but does not return dir/file modes
790
self._dir_mode = None
791
self._file_mode = None
793
self._dir_mode = (st.st_mode & 07777) | 00700
794
# Remove the sticky and execute bits for files
795
self._file_mode = self._dir_mode & ~07111
797
def _get_file_mode(self):
798
"""Return Unix mode for newly created files, or None.
800
if not self._mode_check_done:
801
self._find_creation_modes()
802
return self._file_mode
804
def _get_dir_mode(self):
805
"""Return Unix mode for newly created directories, or None.
807
if not self._mode_check_done:
808
self._find_creation_modes()
809
return self._dir_mode
811
436
def get_repository_transport(self, repository_format):
812
437
"""Get the transport for use by repository format in this BzrDir.
900
506
def open_unsupported(base):
901
507
"""Open a branch which is not supported."""
902
508
return BzrDir.open(base, _unsupported=True)
905
def open(base, _unsupported=False, possible_transports=None):
906
"""Open an existing bzrdir, rooted at 'base' (url).
908
:param _unsupported: a private parameter to the BzrDir class.
511
def open(base, _unsupported=False):
512
"""Open an existing bzrdir, rooted at 'base' (url)
514
_unsupported is a private parameter to the BzrDir class.
910
t = get_transport(base, possible_transports=possible_transports)
516
t = get_transport(base)
911
517
return BzrDir.open_from_transport(t, _unsupported=_unsupported)
914
def open_from_transport(transport, _unsupported=False,
915
_server_formats=True):
520
def open_from_transport(transport, _unsupported=False):
916
521
"""Open a bzrdir within a particular directory.
918
523
:param transport: Transport containing the bzrdir.
919
524
:param _unsupported: private.
921
for hook in BzrDir.hooks['pre_open']:
923
# Keep initial base since 'transport' may be modified while following
925
526
base = transport.base
926
528
def find_format(transport):
927
return transport, BzrDirFormat.find_format(
928
transport, _server_formats=_server_formats)
529
return transport, BzrDirFormat.find_format(transport)
930
531
def redirected(transport, e, redirection_notice):
931
redirected_transport = transport._redirected_to(e.source, e.target)
932
if redirected_transport is None:
933
raise errors.NotBranchError(base)
532
qualified_source = e.get_source_url()
533
relpath = transport.relpath(qualified_source)
534
if not e.target.endswith(relpath):
535
# Not redirected to a branch-format, not a branch
536
raise errors.NotBranchError(path=e.target)
537
target = e.target[:-len(relpath)]
934
538
note('%s is%s redirected to %s',
935
transport.base, e.permanently, redirected_transport.base)
936
return redirected_transport
539
transport.base, e.permanently, target)
540
# Let's try with a new transport
541
qualified_target = e.get_target_url()[:-len(relpath)]
542
# FIXME: If 'transport' has a qualifier, this should
543
# be applied again to the new transport *iff* the
544
# schemes used are the same. It's a bit tricky to
545
# verify, so I'll punt for now
547
return get_transport(target)
939
550
transport, format = do_catching_redirections(find_format,
1043
615
relpath is the portion of the path that is contained by the branch.
1045
617
bzrdir, relpath = klass.open_containing(location)
1046
tree, branch = bzrdir._get_tree_branch()
619
tree = bzrdir.open_workingtree()
620
except (errors.NoWorkingTree, errors.NotLocalUrl):
622
branch = bzrdir.open_branch()
1047
625
return tree, branch, relpath
1050
def open_containing_tree_branch_or_repository(klass, location):
1051
"""Return the working tree, branch and repo contained by a location.
1053
Returns (tree, branch, repository, relpath).
1054
If there is no tree containing the location, tree will be None.
1055
If there is no branch containing the location, branch will be None.
1056
If there is no repository containing the location, repository will be
1058
relpath is the portion of the path that is contained by the innermost
1061
If no tree, branch or repository is found, a NotBranchError is raised.
1063
bzrdir, relpath = klass.open_containing(location)
1065
tree, branch = bzrdir._get_tree_branch()
1066
except errors.NotBranchError:
1068
repo = bzrdir.find_repository()
1069
return None, None, repo, relpath
1070
except (errors.NoRepositoryPresent):
1071
raise errors.NotBranchError(location)
1072
return tree, branch, branch.repository, relpath
1074
627
def open_repository(self, _unsupported=False):
1075
628
"""Open the repository object at this BzrDir if one is present.
1077
This will not follow the Branch object pointer - it's strictly a direct
630
This will not follow the Branch object pointer - its strictly a direct
1078
631
open facility. Most client code should use open_branch().repository to
1079
632
get at a repository.
1081
:param _unsupported: a private parameter, not part of the api.
634
_unsupported is a private parameter, not part of the api.
1082
635
TODO: static convenience version of this?
1084
637
raise NotImplementedError(self.open_repository)
1086
def open_workingtree(self, _unsupported=False,
1087
recommend_upgrade=True, from_branch=None):
639
def open_workingtree(self, _unsupported=False):
1088
640
"""Open the workingtree object at this BzrDir if one is present.
1090
:param recommend_upgrade: Optional keyword parameter, when True (the
1091
default), emit through the ui module a recommendation that the user
1092
upgrade the working tree when the workingtree being opened is old
1093
(but still fully supported).
1094
:param from_branch: override bzrdir branch (for lightweight checkouts)
642
TODO: static convenience version of this?
1096
644
raise NotImplementedError(self.open_workingtree)
1098
def has_branch(self, name=None):
646
def has_branch(self):
1099
647
"""Tell if this bzrdir contains a branch.
1101
649
Note: if you're going to open the branch, you should just go ahead
1102
and try, and not ask permission first. (This method just opens the
1103
branch and discards it, and that's somewhat expensive.)
650
and try, and not ask permission first. (This method just opens the
651
branch and discards it, and that's somewhat expensive.)
1106
self.open_branch(name)
1108
656
except errors.NotBranchError:
1207
728
if revision_id is not None, then the clone operation may tune
1208
729
itself to download less data.
1209
:param accelerator_tree: A tree which can be used for retrieving file
1210
contents more quickly than the revision tree, i.e. a workingtree.
1211
The revision tree will be used for cases where accelerator_tree's
1212
content is different.
1213
:param hardlink: If true, hard-link files from accelerator_tree,
1215
:param stacked: If true, create a stacked branch referring to the
1216
location of this control directory.
1217
:param create_tree_if_local: If true, a working-tree will be created
1218
when working locally.
1220
target_transport = get_transport(url, possible_transports)
1221
target_transport.ensure_base()
1222
cloning_format = self.cloning_metadir(stacked)
1223
# Create/update the result branch
1224
result = cloning_format.initialize_on_transport(target_transport)
1225
# if a stacked branch wasn't requested, we don't create one
1226
# even if the origin was stacked
1227
stacked_branch_url = None
1228
if source_branch is not None:
1230
stacked_branch_url = self.root_transport.base
732
cloning_format = self.cloning_metadir()
733
result = cloning_format.initialize(url)
735
source_branch = self.open_branch()
1231
736
source_repository = source_branch.repository
1234
source_branch = self.open_branch()
1235
source_repository = source_branch.repository
1237
stacked_branch_url = self.root_transport.base
1238
except errors.NotBranchError:
1239
source_branch = None
1241
source_repository = self.open_repository()
1242
except errors.NoRepositoryPresent:
1243
source_repository = None
1244
repository_policy = result.determine_repository_policy(
1245
force_new_repo, stacked_branch_url, require_stacking=stacked)
1246
result_repo, is_new_repo = repository_policy.acquire_repository()
1247
if is_new_repo and revision_id is not None and not stacked:
1248
fetch_spec = graph.PendingAncestryResult(
1249
[revision_id], source_repository)
1252
if source_repository is not None:
1253
# Fetch while stacked to prevent unstacked fetch from
1255
if fetch_spec is None:
737
except errors.NotBranchError:
740
source_repository = self.open_repository()
741
except errors.NoRepositoryPresent:
742
source_repository = None
747
result_repo = result.find_repository()
748
except errors.NoRepositoryPresent:
750
if source_repository is None and result_repo is not None:
752
elif source_repository is None and result_repo is None:
753
# no repo available, make a new one
754
result.create_repository()
755
elif source_repository is not None and result_repo is None:
756
# have source, and want to make a new target repo
757
# we don't clone the repo because that preserves attributes
758
# like is_shared(), and we have not yet implemented a
759
# repository sprout().
760
result_repo = result.create_repository()
761
if result_repo is not None:
762
# fetch needed content into target.
763
if source_repository is not None:
1256
764
result_repo.fetch(source_repository, revision_id=revision_id)
1258
result_repo.fetch(source_repository, fetch_spec=fetch_spec)
1260
if source_branch is None:
1261
# this is for sprouting a bzrdir without a branch; is that
1263
# Not especially, but it's part of the contract.
1264
result_branch = result.create_branch()
765
if source_branch is not None:
766
source_branch.sprout(result, revision_id=revision_id)
1266
result_branch = source_branch.sprout(result,
1267
revision_id=revision_id, repository_policy=repository_policy)
1268
mutter("created new branch %r" % (result_branch,))
1270
# Create/update the result working tree
1271
if (create_tree_if_local and
1272
isinstance(target_transport, local.LocalTransport) and
1273
(result_repo is None or result_repo.make_working_trees())):
1274
wt = result.create_workingtree(accelerator_tree=accelerator_tree,
768
result.create_branch()
769
# TODO: jam 20060426 we probably need a test in here in the
770
# case that the newly sprouted branch is a remote one
771
if result_repo is None or result_repo.make_working_trees():
772
wt = result.create_workingtree()
1278
775
if wt.path2id('') is None:
1306
801
sublocation = source_branch.reference_parent(file_id, path)
1307
802
sublocation.bzrdir.sprout(target,
1308
803
basis.get_reference_revision(file_id, path),
1309
force_new_repo=force_new_repo, recurse=recurse,
804
force_new_repo=force_new_repo, recurse=recurse)
1312
806
if basis is not None:
1316
def push_branch(self, source, revision_id=None, overwrite=False,
1317
remember=False, create_prefix=False):
1318
"""Push the source branch into this BzrDir."""
1320
# If we can open a branch, use its direct repository, otherwise see
1321
# if there is a repository without a branch.
1323
br_to = self.open_branch()
1324
except errors.NotBranchError:
1325
# Didn't find a branch, can we find a repository?
1326
repository_to = self.find_repository()
1328
# Found a branch, so we must have found a repository
1329
repository_to = br_to.repository
1331
push_result = PushResult()
1332
push_result.source_branch = source
1334
# We have a repository but no branch, copy the revisions, and then
1336
repository_to.fetch(source.repository, revision_id=revision_id)
1337
br_to = source.clone(self, revision_id=revision_id)
1338
if source.get_push_location() is None or remember:
1339
source.set_push_location(br_to.base)
1340
push_result.stacked_on = None
1341
push_result.branch_push_result = None
1342
push_result.old_revno = None
1343
push_result.old_revid = _mod_revision.NULL_REVISION
1344
push_result.target_branch = br_to
1345
push_result.master_branch = None
1346
push_result.workingtree_updated = False
1348
# We have successfully opened the branch, remember if necessary:
1349
if source.get_push_location() is None or remember:
1350
source.set_push_location(br_to.base)
1352
tree_to = self.open_workingtree()
1353
except errors.NotLocalUrl:
1354
push_result.branch_push_result = source.push(br_to,
1355
overwrite, stop_revision=revision_id)
1356
push_result.workingtree_updated = False
1357
except errors.NoWorkingTree:
1358
push_result.branch_push_result = source.push(br_to,
1359
overwrite, stop_revision=revision_id)
1360
push_result.workingtree_updated = None # Not applicable
1362
tree_to.lock_write()
1364
push_result.branch_push_result = source.push(
1365
tree_to.branch, overwrite, stop_revision=revision_id)
1369
push_result.workingtree_updated = True
1370
push_result.old_revno = push_result.branch_push_result.old_revno
1371
push_result.old_revid = push_result.branch_push_result.old_revid
1372
push_result.target_branch = \
1373
push_result.branch_push_result.target_branch
1377
class BzrDirHooks(hooks.Hooks):
1378
"""Hooks for BzrDir operations."""
1381
"""Create the default hooks."""
1382
hooks.Hooks.__init__(self)
1383
self.create_hook(hooks.HookPoint('pre_open',
1384
"Invoked before attempting to open a BzrDir with the transport "
1385
"that the open will use.", (1, 14), None))
1386
self.create_hook(hooks.HookPoint('post_repo_init',
1387
"Invoked after a repository has been initialized. "
1388
"post_repo_init is called with a "
1389
"bzrlib.bzrdir.RepoInitHookParams.",
1392
# install the default hooks
1393
BzrDir.hooks = BzrDirHooks()
1396
class RepoInitHookParams(object):
1397
"""Object holding parameters passed to *_repo_init hooks.
1399
There are 4 fields that hooks may wish to access:
1401
:ivar repository: Repository created
1402
:ivar format: Repository format
1403
:ivar bzrdir: The bzrdir for the repository
1404
:ivar shared: The repository is shared
1407
def __init__(self, repository, format, a_bzrdir, shared):
1408
"""Create a group of RepoInitHook parameters.
1410
:param repository: Repository created
1411
:param format: Repository format
1412
:param bzrdir: The bzrdir for the repository
1413
:param shared: The repository is shared
1415
self.repository = repository
1416
self.format = format
1417
self.bzrdir = a_bzrdir
1418
self.shared = shared
1420
def __eq__(self, other):
1421
return self.__dict__ == other.__dict__
1425
return "<%s for %s>" % (self.__class__.__name__,
1428
return "<%s for %s>" % (self.__class__.__name__,
1432
811
class BzrDirPreSplitOut(BzrDir):
1433
812
"""A common class for the all-in-one formats."""
1710
1020
"""See BzrDir.can_convert_format()."""
1713
def create_branch(self, name=None):
1714
"""See BzrDir.create_branch."""
1715
return self._format.get_branch_format().initialize(self, name=name)
1717
def destroy_branch(self, name=None):
1718
"""See BzrDir.create_branch."""
1719
if name is not None:
1720
raise errors.NoColocatedBranchSupport(self)
1721
self.transport.delete_tree('branch')
1023
def create_branch(self):
1024
"""See BzrDir.create_branch."""
1025
return self._format.get_branch_format().initialize(self)
1723
1027
def create_repository(self, shared=False):
1724
1028
"""See BzrDir.create_repository."""
1725
1029
return self._format.repository_format.initialize(self, shared)
1727
def destroy_repository(self):
1728
"""See BzrDir.destroy_repository."""
1729
self.transport.delete_tree('repository')
1731
def create_workingtree(self, revision_id=None, from_branch=None,
1732
accelerator_tree=None, hardlink=False):
1031
def create_workingtree(self, revision_id=None):
1733
1032
"""See BzrDir.create_workingtree."""
1734
return self._format.workingtree_format.initialize(
1735
self, revision_id, from_branch=from_branch,
1736
accelerator_tree=accelerator_tree, hardlink=hardlink)
1033
from bzrlib.workingtree import WorkingTreeFormat
1034
return self._format.workingtree_format.initialize(self, revision_id)
1738
1036
def destroy_workingtree(self):
1739
1037
"""See BzrDir.destroy_workingtree."""
1740
1038
wt = self.open_workingtree(recommend_upgrade=False)
1741
1039
repository = wt.branch.repository
1742
1040
empty = repository.revision_tree(_mod_revision.NULL_REVISION)
1743
wt.revert(old_tree=empty)
1041
wt.revert([], old_tree=empty)
1744
1042
self.destroy_workingtree_metadata()
1746
1044
def destroy_workingtree_metadata(self):
1747
1045
self.transport.delete_tree('checkout')
1749
def find_branch_format(self, name=None):
1750
"""Find the branch 'format' for this bzrdir.
1752
This might be a synthetic object for e.g. RemoteBranch and SVN.
1754
from bzrlib.branch import BranchFormat
1755
return BranchFormat.find_format(self, name=name)
1757
1047
def _get_mkdir_mode(self):
1758
1048
"""Figure out the mode to use when creating a bzrdir subdir."""
1759
1049
temp_control = lockable_files.LockableFiles(self.transport, '',
1760
1050
lockable_files.TransportLock)
1761
1051
return temp_control._dir_mode
1763
def get_branch_reference(self, name=None):
1764
"""See BzrDir.get_branch_reference()."""
1765
from bzrlib.branch import BranchFormat
1766
format = BranchFormat.find_format(self, name=name)
1767
return format.get_reference(self, name=name)
1769
def get_branch_transport(self, branch_format, name=None):
1053
def get_branch_transport(self, branch_format):
1770
1054
"""See BzrDir.get_branch_transport()."""
1771
if name is not None:
1772
raise errors.NoColocatedBranchSupport(self)
1773
# XXX: this shouldn't implicitly create the directory if it's just
1774
# promising to get a transport -- mbp 20090727
1775
1055
if branch_format is None:
1776
1056
return self.transport.clone('branch')
1986
1229
current default format. In the case of plugins we can/should provide
1987
1230
some means for them to extend the range of returnable converters.
1989
:param format: Optional format to override the default format of the
1232
:param format: Optional format to override the default format of the
1992
1235
raise NotImplementedError(self.get_converter)
1994
def initialize(self, url, possible_transports=None):
1237
def initialize(self, url):
1995
1238
"""Create a bzr control dir at this url and return an opened copy.
1997
While not deprecated, this method is very specific and its use will
1998
lead to many round trips to setup a working environment. See
1999
initialize_on_transport_ex for a [nearly] all-in-one method.
2001
1240
Subclasses should typically override initialize_on_transport
2002
1241
instead of this method.
2004
return self.initialize_on_transport(get_transport(url,
2005
possible_transports))
1243
return self.initialize_on_transport(get_transport(url))
2007
1245
def initialize_on_transport(self, transport):
2008
1246
"""Initialize a new bzrdir in the base directory of a Transport."""
2010
# can we hand off the request to the smart server rather than using
2012
client_medium = transport.get_smart_medium()
2013
except errors.NoSmartMedium:
2014
return self._initialize_on_transport_vfs(transport)
2016
# Current RPC's only know how to create bzr metadir1 instances, so
2017
# we still delegate to vfs methods if the requested format is not a
2019
if type(self) != BzrDirMetaFormat1:
2020
return self._initialize_on_transport_vfs(transport)
2021
remote_format = RemoteBzrDirFormat()
2022
self._supply_sub_formats_to(remote_format)
2023
return remote_format.initialize_on_transport(transport)
2025
def initialize_on_transport_ex(self, transport, use_existing_dir=False,
2026
create_prefix=False, force_new_repo=False, stacked_on=None,
2027
stack_on_pwd=None, repo_format_name=None, make_working_trees=None,
2028
shared_repo=False, vfs_only=False):
2029
"""Create this format on transport.
2031
The directory to initialize will be created.
2033
:param force_new_repo: Do not use a shared repository for the target,
2034
even if one is available.
2035
:param create_prefix: Create any missing directories leading up to
2037
:param use_existing_dir: Use an existing directory if one exists.
2038
:param stacked_on: A url to stack any created branch on, None to follow
2039
any target stacking policy.
2040
:param stack_on_pwd: If stack_on is relative, the location it is
2042
:param repo_format_name: If non-None, a repository will be
2043
made-or-found. Should none be found, or if force_new_repo is True
2044
the repo_format_name is used to select the format of repository to
2046
:param make_working_trees: Control the setting of make_working_trees
2047
for a new shared repository when one is made. None to use whatever
2048
default the format has.
2049
:param shared_repo: Control whether made repositories are shared or
2051
:param vfs_only: If True do not attempt to use a smart server
2052
:return: repo, bzrdir, require_stacking, repository_policy. repo is
2053
None if none was created or found, bzrdir is always valid.
2054
require_stacking is the result of examining the stacked_on
2055
parameter and any stacking policy found for the target.
2058
# Try to hand off to a smart server
2060
client_medium = transport.get_smart_medium()
2061
except errors.NoSmartMedium:
2064
# TODO: lookup the local format from a server hint.
2065
remote_dir_format = RemoteBzrDirFormat()
2066
remote_dir_format._network_name = self.network_name()
2067
self._supply_sub_formats_to(remote_dir_format)
2068
return remote_dir_format.initialize_on_transport_ex(transport,
2069
use_existing_dir=use_existing_dir, create_prefix=create_prefix,
2070
force_new_repo=force_new_repo, stacked_on=stacked_on,
2071
stack_on_pwd=stack_on_pwd, repo_format_name=repo_format_name,
2072
make_working_trees=make_working_trees, shared_repo=shared_repo)
2073
# XXX: Refactor the create_prefix/no_create_prefix code into a
2074
# common helper function
2075
# The destination may not exist - if so make it according to policy.
2076
def make_directory(transport):
2077
transport.mkdir('.')
2079
def redirected(transport, e, redirection_notice):
2080
note(redirection_notice)
2081
return transport._redirected_to(e.source, e.target)
2083
transport = do_catching_redirections(make_directory, transport,
2085
except errors.FileExists:
2086
if not use_existing_dir:
2088
except errors.NoSuchFile:
2089
if not create_prefix:
2091
transport.create_prefix()
2093
require_stacking = (stacked_on is not None)
2094
# Now the target directory exists, but doesn't have a .bzr
2095
# directory. So we need to create it, along with any work to create
2096
# all of the dependent branches, etc.
2098
result = self.initialize_on_transport(transport)
2099
if repo_format_name:
2101
# use a custom format
2102
result._format.repository_format = \
2103
repository.network_format_registry.get(repo_format_name)
2104
except AttributeError:
2105
# The format didn't permit it to be set.
2107
# A repository is desired, either in-place or shared.
2108
repository_policy = result.determine_repository_policy(
2109
force_new_repo, stacked_on, stack_on_pwd,
2110
require_stacking=require_stacking)
2111
result_repo, is_new_repo = repository_policy.acquire_repository(
2112
make_working_trees, shared_repo)
2113
if not require_stacking and repository_policy._require_stacking:
2114
require_stacking = True
2115
result._format.require_stacking()
2116
result_repo.lock_write()
2119
repository_policy = None
2120
return result_repo, result, require_stacking, repository_policy
2122
def _initialize_on_transport_vfs(self, transport):
2123
"""Initialize a new bzrdir using VFS calls.
2125
:param transport: The transport to create the .bzr directory in.
2128
# Since we are creating a .bzr directory, inherit the
1247
# Since we don't have a .bzr directory, inherit the
2129
1248
# mode from the root directory
2130
1249
temp_control = lockable_files.LockableFiles(transport,
2131
1250
'', lockable_files.TransportLock)
2521
1573
def set_branch_format(self, format):
2522
1574
self._branch_format = format
2524
def require_stacking(self, stack_on=None, possible_transports=None,
2526
"""We have a request to stack, try to ensure the formats support it.
2528
:param stack_on: If supplied, it is the URL to a branch that we want to
2529
stack on. Check to see if that format supports stacking before
2532
# Stacking is desired. requested by the target, but does the place it
2533
# points at support stacking? If it doesn't then we should
2534
# not implicitly upgrade. We check this here.
2535
new_repo_format = None
2536
new_branch_format = None
2538
# a bit of state for get_target_branch so that we don't try to open it
2539
# 2 times, for both repo *and* branch
2540
target = [None, False, None] # target_branch, checked, upgrade anyway
2541
def get_target_branch():
2543
# We've checked, don't check again
2545
if stack_on is None:
2546
# No target format, that means we want to force upgrading
2547
target[:] = [None, True, True]
2550
target_dir = BzrDir.open(stack_on,
2551
possible_transports=possible_transports)
2552
except errors.NotBranchError:
2553
# Nothing there, don't change formats
2554
target[:] = [None, True, False]
2556
except errors.JailBreak:
2557
# JailBreak, JFDI and upgrade anyway
2558
target[:] = [None, True, True]
2561
target_branch = target_dir.open_branch()
2562
except errors.NotBranchError:
2563
# No branch, don't upgrade formats
2564
target[:] = [None, True, False]
2566
target[:] = [target_branch, True, False]
2569
if (not _skip_repo and
2570
not self.repository_format.supports_external_lookups):
2571
# We need to upgrade the Repository.
2572
target_branch, _, do_upgrade = get_target_branch()
2573
if target_branch is None:
2574
# We don't have a target branch, should we upgrade anyway?
2576
# stack_on is inaccessible, JFDI.
2577
# TODO: bad monkey, hard-coded formats...
2578
if self.repository_format.rich_root_data:
2579
new_repo_format = pack_repo.RepositoryFormatKnitPack5RichRoot()
2581
new_repo_format = pack_repo.RepositoryFormatKnitPack5()
2583
# If the target already supports stacking, then we know the
2584
# project is already able to use stacking, so auto-upgrade
2586
new_repo_format = target_branch.repository._format
2587
if not new_repo_format.supports_external_lookups:
2588
# target doesn't, source doesn't, so don't auto upgrade
2590
new_repo_format = None
2591
if new_repo_format is not None:
2592
self.repository_format = new_repo_format
2593
note('Source repository format does not support stacking,'
2594
' using format:\n %s',
2595
new_repo_format.get_format_description())
2597
if not self.get_branch_format().supports_stacking():
2598
# We just checked the repo, now lets check if we need to
2599
# upgrade the branch format
2600
target_branch, _, do_upgrade = get_target_branch()
2601
if target_branch is None:
2603
# TODO: bad monkey, hard-coded formats...
2604
new_branch_format = branch.BzrBranchFormat7()
2606
new_branch_format = target_branch._format
2607
if not new_branch_format.supports_stacking():
2608
new_branch_format = None
2609
if new_branch_format is not None:
2610
# Does support stacking, use its format.
2611
self.set_branch_format(new_branch_format)
2612
note('Source branch format does not support stacking,'
2613
' using format:\n %s',
2614
new_branch_format.get_format_description())
2616
1576
def get_converter(self, format=None):
2617
1577
"""See BzrDirFormat.get_converter()."""
2618
1578
if format is None:
3222
2142
# TODO: conversions of Branch and Tree should be done by
3223
2143
# InterXFormat lookups
3224
2144
if (isinstance(tree, workingtree.WorkingTree3) and
3225
not isinstance(tree, workingtree_4.DirStateWorkingTree) and
2145
not isinstance(tree, workingtree_4.WorkingTree4) and
3226
2146
isinstance(self.target_format.workingtree_format,
3227
workingtree_4.DirStateWorkingTreeFormat)):
2147
workingtree_4.WorkingTreeFormat4)):
3228
2148
workingtree_4.Converter3to4().convert(tree)
3229
if (isinstance(tree, workingtree_4.DirStateWorkingTree) and
3230
not isinstance(tree, workingtree_4.WorkingTree5) and
3231
isinstance(self.target_format.workingtree_format,
3232
workingtree_4.WorkingTreeFormat5)):
3233
workingtree_4.Converter4to5().convert(tree)
3234
if (isinstance(tree, workingtree_4.DirStateWorkingTree) and
3235
not isinstance(tree, workingtree_4.WorkingTree6) and
3236
isinstance(self.target_format.workingtree_format,
3237
workingtree_4.WorkingTreeFormat6)):
3238
workingtree_4.Converter4or5to6().convert(tree)
3240
2149
return to_convert
3243
# This is not in remote.py because it's relatively small, and needs to be
3244
# registered. Putting it in remote.py creates a circular import problem.
3245
# we can make it a lazy object if the control formats is turned into something
3247
class RemoteBzrDirFormat(BzrDirMetaFormat1):
3248
"""Format representing bzrdirs accessed via a smart server"""
3251
BzrDirMetaFormat1.__init__(self)
3252
# XXX: It's a bit ugly that the network name is here, because we'd
3253
# like to believe that format objects are stateless or at least
3254
# immutable, However, we do at least avoid mutating the name after
3255
# it's returned. See <https://bugs.launchpad.net/bzr/+bug/504102>
3256
self._network_name = None
3259
return "%s(_network_name=%r)" % (self.__class__.__name__,
3262
def get_format_description(self):
3263
if self._network_name:
3264
real_format = network_format_registry.get(self._network_name)
3265
return 'Remote: ' + real_format.get_format_description()
3266
return 'bzr remote bzrdir'
3268
def get_format_string(self):
3269
raise NotImplementedError(self.get_format_string)
3271
def network_name(self):
3272
if self._network_name:
3273
return self._network_name
3275
raise AssertionError("No network name set.")
3278
def probe_transport(klass, transport):
3279
"""Return a RemoteBzrDirFormat object if it looks possible."""
3281
medium = transport.get_smart_medium()
3282
except (NotImplementedError, AttributeError,
3283
errors.TransportNotPossible, errors.NoSmartMedium,
3284
errors.SmartProtocolError):
3285
# no smart server, so not a branch for this format type.
3286
raise errors.NotBranchError(path=transport.base)
3288
# Decline to open it if the server doesn't support our required
3289
# version (3) so that the VFS-based transport will do it.
3290
if medium.should_probe():
3292
server_version = medium.protocol_version()
3293
except errors.SmartProtocolError:
3294
# Apparently there's no usable smart server there, even though
3295
# the medium supports the smart protocol.
3296
raise errors.NotBranchError(path=transport.base)
3297
if server_version != '2':
3298
raise errors.NotBranchError(path=transport.base)
3301
def initialize_on_transport(self, transport):
3303
# hand off the request to the smart server
3304
client_medium = transport.get_smart_medium()
3305
except errors.NoSmartMedium:
3306
# TODO: lookup the local format from a server hint.
3307
local_dir_format = BzrDirMetaFormat1()
3308
return local_dir_format.initialize_on_transport(transport)
3309
client = _SmartClient(client_medium)
3310
path = client.remote_path_from_transport(transport)
3312
response = client.call('BzrDirFormat.initialize', path)
3313
except errors.ErrorFromSmartServer, err:
3314
remote._translate_error(err, path=path)
3315
if response[0] != 'ok':
3316
raise errors.SmartProtocolError('unexpected response code %s' % (response,))
3317
format = RemoteBzrDirFormat()
3318
self._supply_sub_formats_to(format)
3319
return remote.RemoteBzrDir(transport, format)
3321
def parse_NoneTrueFalse(self, arg):
3328
raise AssertionError("invalid arg %r" % arg)
3330
def _serialize_NoneTrueFalse(self, arg):
3337
def _serialize_NoneString(self, arg):
3340
def initialize_on_transport_ex(self, transport, use_existing_dir=False,
3341
create_prefix=False, force_new_repo=False, stacked_on=None,
3342
stack_on_pwd=None, repo_format_name=None, make_working_trees=None,
3345
# hand off the request to the smart server
3346
client_medium = transport.get_smart_medium()
3347
except errors.NoSmartMedium:
3350
# Decline to open it if the server doesn't support our required
3351
# version (3) so that the VFS-based transport will do it.
3352
if client_medium.should_probe():
3354
server_version = client_medium.protocol_version()
3355
if server_version != '2':
3359
except errors.SmartProtocolError:
3360
# Apparently there's no usable smart server there, even though
3361
# the medium supports the smart protocol.
3366
client = _SmartClient(client_medium)
3367
path = client.remote_path_from_transport(transport)
3368
if client_medium._is_remote_before((1, 16)):
3371
# TODO: lookup the local format from a server hint.
3372
local_dir_format = BzrDirMetaFormat1()
3373
self._supply_sub_formats_to(local_dir_format)
3374
return local_dir_format.initialize_on_transport_ex(transport,
3375
use_existing_dir=use_existing_dir, create_prefix=create_prefix,
3376
force_new_repo=force_new_repo, stacked_on=stacked_on,
3377
stack_on_pwd=stack_on_pwd, repo_format_name=repo_format_name,
3378
make_working_trees=make_working_trees, shared_repo=shared_repo,
3380
return self._initialize_on_transport_ex_rpc(client, path, transport,
3381
use_existing_dir, create_prefix, force_new_repo, stacked_on,
3382
stack_on_pwd, repo_format_name, make_working_trees, shared_repo)
3384
def _initialize_on_transport_ex_rpc(self, client, path, transport,
3385
use_existing_dir, create_prefix, force_new_repo, stacked_on,
3386
stack_on_pwd, repo_format_name, make_working_trees, shared_repo):
3388
args.append(self._serialize_NoneTrueFalse(use_existing_dir))
3389
args.append(self._serialize_NoneTrueFalse(create_prefix))
3390
args.append(self._serialize_NoneTrueFalse(force_new_repo))
3391
args.append(self._serialize_NoneString(stacked_on))
3392
# stack_on_pwd is often/usually our transport
3395
stack_on_pwd = transport.relpath(stack_on_pwd)
3396
if not stack_on_pwd:
3398
except errors.PathNotChild:
3400
args.append(self._serialize_NoneString(stack_on_pwd))
3401
args.append(self._serialize_NoneString(repo_format_name))
3402
args.append(self._serialize_NoneTrueFalse(make_working_trees))
3403
args.append(self._serialize_NoneTrueFalse(shared_repo))
3404
request_network_name = self._network_name or \
3405
BzrDirFormat.get_default_format().network_name()
3407
response = client.call('BzrDirFormat.initialize_ex_1.16',
3408
request_network_name, path, *args)
3409
except errors.UnknownSmartMethod:
3410
client._medium._remember_remote_is_before((1,16))
3411
local_dir_format = BzrDirMetaFormat1()
3412
self._supply_sub_formats_to(local_dir_format)
3413
return local_dir_format.initialize_on_transport_ex(transport,
3414
use_existing_dir=use_existing_dir, create_prefix=create_prefix,
3415
force_new_repo=force_new_repo, stacked_on=stacked_on,
3416
stack_on_pwd=stack_on_pwd, repo_format_name=repo_format_name,
3417
make_working_trees=make_working_trees, shared_repo=shared_repo,
3419
except errors.ErrorFromSmartServer, err:
3420
remote._translate_error(err, path=path)
3421
repo_path = response[0]
3422
bzrdir_name = response[6]
3423
require_stacking = response[7]
3424
require_stacking = self.parse_NoneTrueFalse(require_stacking)
3425
format = RemoteBzrDirFormat()
3426
format._network_name = bzrdir_name
3427
self._supply_sub_formats_to(format)
3428
bzrdir = remote.RemoteBzrDir(transport, format, _client=client)
3430
repo_format = remote.response_tuple_to_repo_format(response[1:])
3431
if repo_path == '.':
3434
repo_bzrdir_format = RemoteBzrDirFormat()
3435
repo_bzrdir_format._network_name = response[5]
3436
repo_bzr = remote.RemoteBzrDir(transport.clone(repo_path),
3440
final_stack = response[8] or None
3441
final_stack_pwd = response[9] or None
3443
final_stack_pwd = urlutils.join(
3444
transport.base, final_stack_pwd)
3445
remote_repo = remote.RemoteRepository(repo_bzr, repo_format)
3446
if len(response) > 10:
3447
# Updated server verb that locks remotely.
3448
repo_lock_token = response[10] or None
3449
remote_repo.lock_write(repo_lock_token, _skip_rpc=True)
3451
remote_repo.dont_leave_lock_in_place()
3453
remote_repo.lock_write()
3454
policy = UseExistingRepository(remote_repo, final_stack,
3455
final_stack_pwd, require_stacking)
3456
policy.acquire_repository()
3460
bzrdir._format.set_branch_format(self.get_branch_format())
3461
if require_stacking:
3462
# The repo has already been created, but we need to make sure that
3463
# we'll make a stackable branch.
3464
bzrdir._format.require_stacking(_skip_repo=True)
3465
return remote_repo, bzrdir, require_stacking, policy
3467
def _open(self, transport):
3468
return remote.RemoteBzrDir(transport, self)
3470
def __eq__(self, other):
3471
if not isinstance(other, RemoteBzrDirFormat):
3473
return self.get_format_description() == other.get_format_description()
3475
def __return_repository_format(self):
3476
# Always return a RemoteRepositoryFormat object, but if a specific bzr
3477
# repository format has been asked for, tell the RemoteRepositoryFormat
3478
# that it should use that for init() etc.
3479
result = remote.RemoteRepositoryFormat()
3480
custom_format = getattr(self, '_repository_format', None)
3482
if isinstance(custom_format, remote.RemoteRepositoryFormat):
3483
return custom_format
3485
# We will use the custom format to create repositories over the
3486
# wire; expose its details like rich_root_data for code to
3488
result._custom_format = custom_format
3491
def get_branch_format(self):
3492
result = BzrDirMetaFormat1.get_branch_format(self)
3493
if not isinstance(result, remote.RemoteBranchFormat):
3494
new_result = remote.RemoteBranchFormat()
3495
new_result._custom_format = result
3497
self.set_branch_format(new_result)
3501
repository_format = property(__return_repository_format,
3502
BzrDirMetaFormat1._set_repository_format) #.im_func)
3505
BzrDirFormat.register_control_server_format(RemoteBzrDirFormat)
3508
2152
class BzrDirFormatInfo(object):
3510
def __init__(self, native, deprecated, hidden, experimental):
2154
def __init__(self, native, deprecated, hidden):
3511
2155
self.deprecated = deprecated
3512
2156
self.native = native
3513
2157
self.hidden = hidden
3514
self.experimental = experimental
3517
2160
class BzrDirFormatRegistry(registry.Registry):
3518
2161
"""Registry of user-selectable BzrDir subformats.
3520
2163
Differs from BzrDirFormat._control_formats in that it provides sub-formats,
3521
2164
e.g. BzrDirMeta1 with weave repository. Also, it's more user-oriented.
3525
"""Create a BzrDirFormatRegistry."""
3526
self._aliases = set()
3527
self._registration_order = list()
3528
super(BzrDirFormatRegistry, self).__init__()
3531
"""Return a set of the format names which are aliases."""
3532
return frozenset(self._aliases)
3534
2167
def register_metadir(self, key,
3535
2168
repository_format, help, native=True, deprecated=False,
3536
2169
branch_format=None,
3537
2170
tree_format=None,
3541
2172
"""Register a metadir subformat.
3543
2174
These all use a BzrDirMetaFormat1 bzrdir, but can be parameterized
3544
by the Repository/Branch/WorkingTreeformats.
2175
by the Repository format.
3546
2177
:param repository_format: The fully-qualified repository format class
3547
2178
name as a string.
3575
2206
if repository_format is not None:
3576
2207
bd.repository_format = _load(repository_format)
3578
self.register(key, helper, help, native, deprecated, hidden,
3579
experimental, alias)
2209
self.register(key, helper, help, native, deprecated, hidden)
3581
2211
def register(self, key, factory, help, native=True, deprecated=False,
3582
hidden=False, experimental=False, alias=False):
3583
2213
"""Register a BzrDirFormat factory.
3585
2215
The factory must be a callable that takes one parameter: the key.
3586
2216
It must produce an instance of the BzrDirFormat when called.
3588
2218
This function mainly exists to prevent the info object from being
3589
2219
supplied directly.
3591
registry.Registry.register(self, key, factory, help,
3592
BzrDirFormatInfo(native, deprecated, hidden, experimental))
3594
self._aliases.add(key)
3595
self._registration_order.append(key)
2221
registry.Registry.register(self, key, factory, help,
2222
BzrDirFormatInfo(native, deprecated, hidden))
3597
2224
def register_lazy(self, key, module_name, member_name, help, native=True,
3598
deprecated=False, hidden=False, experimental=False, alias=False):
3599
registry.Registry.register_lazy(self, key, module_name, member_name,
3600
help, BzrDirFormatInfo(native, deprecated, hidden, experimental))
3602
self._aliases.add(key)
3603
self._registration_order.append(key)
2225
deprecated=False, hidden=False):
2226
registry.Registry.register_lazy(self, key, module_name, member_name,
2227
help, BzrDirFormatInfo(native, deprecated, hidden))
3605
2229
def set_default(self, key):
3606
2230
"""Set the 'default' key to be a clone of the supplied key.
3608
2232
This method must be called once and only once.
3610
registry.Registry.register(self, 'default', self.get(key),
2234
registry.Registry.register(self, 'default', self.get(key),
3611
2235
self.get_help(key), info=self.get_info(key))
3612
self._aliases.add('default')
3614
2237
def set_default_repository(self, key):
3615
2238
"""Set the FormatRegistry default and Repository default.
3617
2240
This is a transitional method while Repository.set_default_format
3642
2272
def wrapped(key, help, info):
3643
2273
if info.native:
3644
2274
help = '(native) ' + help
3645
return ':%s:\n%s\n\n' % (key,
3646
textwrap.fill(help, initial_indent=' ',
3647
subsequent_indent=' ',
3648
break_long_words=False))
3649
if default_realkey is not None:
3650
output += wrapped(default_realkey, '(default) %s' % default_help,
3651
self.get_info('default'))
2275
return ' %s:\n%s\n\n' % (key,
2276
textwrap.fill(help, initial_indent=' ',
2277
subsequent_indent=' '))
2278
output += wrapped('%s/default' % default_realkey, default_help,
2279
self.get_info('default'))
3652
2280
deprecated_pairs = []
3653
experimental_pairs = []
3654
2281
for key, help in help_pairs:
3655
2282
info = self.get_info(key)
3656
2283
if info.hidden:
3658
2285
elif info.deprecated:
3659
2286
deprecated_pairs.append((key, help))
3660
elif info.experimental:
3661
experimental_pairs.append((key, help))
3663
2288
output += wrapped(key, help, info)
3664
output += "\nSee :doc:`formats-help` for more about storage formats."
3666
if len(experimental_pairs) > 0:
3667
other_output += "Experimental formats are shown below.\n\n"
3668
for key, help in experimental_pairs:
3669
info = self.get_info(key)
3670
other_output += wrapped(key, help, info)
3673
"No experimental formats are available.\n\n"
3674
2289
if len(deprecated_pairs) > 0:
3675
other_output += "\nDeprecated formats are shown below.\n\n"
2290
output += "Deprecated formats\n------------------\n\n"
3676
2291
for key, help in deprecated_pairs:
3677
2292
info = self.get_info(key)
3678
other_output += wrapped(key, help, info)
3681
"\nNo deprecated formats are available.\n\n"
3683
"\nSee :doc:`formats-help` for more about storage formats."
3685
if topic == 'other-formats':
3691
class RepositoryAcquisitionPolicy(object):
3692
"""Abstract base class for repository acquisition policies.
3694
A repository acquisition policy decides how a BzrDir acquires a repository
3695
for a branch that is being created. The most basic policy decision is
3696
whether to create a new repository or use an existing one.
3698
def __init__(self, stack_on, stack_on_pwd, require_stacking):
3701
:param stack_on: A location to stack on
3702
:param stack_on_pwd: If stack_on is relative, the location it is
3704
:param require_stacking: If True, it is a failure to not stack.
3706
self._stack_on = stack_on
3707
self._stack_on_pwd = stack_on_pwd
3708
self._require_stacking = require_stacking
3710
def configure_branch(self, branch):
3711
"""Apply any configuration data from this policy to the branch.
3713
Default implementation sets repository stacking.
3715
if self._stack_on is None:
3717
if self._stack_on_pwd is None:
3718
stack_on = self._stack_on
3721
stack_on = urlutils.rebase_url(self._stack_on,
3724
except errors.InvalidRebaseURLs:
3725
stack_on = self._get_full_stack_on()
3727
branch.set_stacked_on_url(stack_on)
3728
except (errors.UnstackableBranchFormat,
3729
errors.UnstackableRepositoryFormat):
3730
if self._require_stacking:
3733
def requires_stacking(self):
3734
"""Return True if this policy requires stacking."""
3735
return self._stack_on is not None and self._require_stacking
3737
def _get_full_stack_on(self):
3738
"""Get a fully-qualified URL for the stack_on location."""
3739
if self._stack_on is None:
3741
if self._stack_on_pwd is None:
3742
return self._stack_on
3744
return urlutils.join(self._stack_on_pwd, self._stack_on)
3746
def _add_fallback(self, repository, possible_transports=None):
3747
"""Add a fallback to the supplied repository, if stacking is set."""
3748
stack_on = self._get_full_stack_on()
3749
if stack_on is None:
3752
stacked_dir = BzrDir.open(stack_on,
3753
possible_transports=possible_transports)
3754
except errors.JailBreak:
3755
# We keep the stacking details, but we are in the server code so
3756
# actually stacking is not needed.
3759
stacked_repo = stacked_dir.open_branch().repository
3760
except errors.NotBranchError:
3761
stacked_repo = stacked_dir.open_repository()
3763
repository.add_fallback_repository(stacked_repo)
3764
except errors.UnstackableRepositoryFormat:
3765
if self._require_stacking:
3768
self._require_stacking = True
3770
def acquire_repository(self, make_working_trees=None, shared=False):
3771
"""Acquire a repository for this bzrdir.
3773
Implementations may create a new repository or use a pre-exising
3775
:param make_working_trees: If creating a repository, set
3776
make_working_trees to this value (if non-None)
3777
:param shared: If creating a repository, make it shared if True
3778
:return: A repository, is_new_flag (True if the repository was
3781
raise NotImplemented(RepositoryAcquisitionPolicy.acquire_repository)
3784
class CreateRepository(RepositoryAcquisitionPolicy):
3785
"""A policy of creating a new repository"""
3787
def __init__(self, bzrdir, stack_on=None, stack_on_pwd=None,
3788
require_stacking=False):
3791
:param bzrdir: The bzrdir to create the repository on.
3792
:param stack_on: A location to stack on
3793
:param stack_on_pwd: If stack_on is relative, the location it is
3796
RepositoryAcquisitionPolicy.__init__(self, stack_on, stack_on_pwd,
3798
self._bzrdir = bzrdir
3800
def acquire_repository(self, make_working_trees=None, shared=False):
3801
"""Implementation of RepositoryAcquisitionPolicy.acquire_repository
3803
Creates the desired repository in the bzrdir we already have.
3805
stack_on = self._get_full_stack_on()
3807
format = self._bzrdir._format
3808
format.require_stacking(stack_on=stack_on,
3809
possible_transports=[self._bzrdir.root_transport])
3810
if not self._require_stacking:
3811
# We have picked up automatic stacking somewhere.
3812
note('Using default stacking branch %s at %s', self._stack_on,
3814
repository = self._bzrdir.create_repository(shared=shared)
3815
self._add_fallback(repository,
3816
possible_transports=[self._bzrdir.transport])
3817
if make_working_trees is not None:
3818
repository.set_make_working_trees(make_working_trees)
3819
return repository, True
3822
class UseExistingRepository(RepositoryAcquisitionPolicy):
3823
"""A policy of reusing an existing repository"""
3825
def __init__(self, repository, stack_on=None, stack_on_pwd=None,
3826
require_stacking=False):
3829
:param repository: The repository to use.
3830
:param stack_on: A location to stack on
3831
:param stack_on_pwd: If stack_on is relative, the location it is
3834
RepositoryAcquisitionPolicy.__init__(self, stack_on, stack_on_pwd,
3836
self._repository = repository
3838
def acquire_repository(self, make_working_trees=None, shared=False):
3839
"""Implementation of RepositoryAcquisitionPolicy.acquire_repository
3841
Returns an existing repository to use.
3843
self._add_fallback(self._repository,
3844
possible_transports=[self._repository.bzrdir.transport])
3845
return self._repository, False
3848
# Please register new formats after old formats so that formats
3849
# appear in chronological order and format descriptions can build
2293
output += wrapped(key, help, info)
3851
2298
format_registry = BzrDirFormatRegistry()
3852
# The pre-0.8 formats have their repository format network name registered in
3853
# repository.py. MetaDir formats have their repository format network name
3854
# inferred from their disk format string.
3855
2299
format_registry.register('weave', BzrDirFormat6,
3856
2300
'Pre-0.8 format. Slower than knit and does not'
3857
2301
' support checkouts or shared repositories.',
3859
2302
deprecated=True)
2303
format_registry.register_metadir('knit',
2304
'bzrlib.repofmt.knitrepo.RepositoryFormatKnit1',
2305
'Format using knits. Recommended for interoperation with bzr <= 0.14.',
2306
branch_format='bzrlib.branch.BzrBranchFormat5',
2307
tree_format='bzrlib.workingtree.WorkingTreeFormat3')
3860
2308
format_registry.register_metadir('metaweave',
3861
2309
'bzrlib.repofmt.weaverepo.RepositoryFormat7',
3862
2310
'Transitional format in 0.8. Slower than knit.',
3863
2311
branch_format='bzrlib.branch.BzrBranchFormat5',
3864
2312
tree_format='bzrlib.workingtree.WorkingTreeFormat3',
3867
format_registry.register_metadir('knit',
3868
'bzrlib.repofmt.knitrepo.RepositoryFormatKnit1',
3869
'Format using knits. Recommended for interoperation with bzr <= 0.14.',
3870
branch_format='bzrlib.branch.BzrBranchFormat5',
3871
tree_format='bzrlib.workingtree.WorkingTreeFormat3',
3873
2313
deprecated=True)
3874
2314
format_registry.register_metadir('dirstate',
3875
2315
'bzrlib.repofmt.knitrepo.RepositoryFormatKnit1',
3905
2335
'bzr branches. Incompatible with bzr < 0.15.',
3906
2336
branch_format='bzrlib.branch.BzrBranchFormat6',
3907
2337
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3911
format_registry.register_metadir('pack-0.92',
3912
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack1',
3913
help='New in 0.92: Pack-based format with data compatible with '
3914
'dirstate-tags format repositories. Interoperates with '
3915
'bzr repositories before 0.92 but cannot be read by bzr < 0.92. '
3917
branch_format='bzrlib.branch.BzrBranchFormat6',
3918
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3920
format_registry.register_metadir('pack-0.92-subtree',
3921
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack3',
3922
help='New in 0.92: Pack-based format with data compatible with '
3923
'dirstate-with-subtree format repositories. Interoperates with '
3924
'bzr repositories before 0.92 but cannot be read by bzr < 0.92. '
3926
branch_format='bzrlib.branch.BzrBranchFormat6',
3927
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3931
format_registry.register_metadir('rich-root-pack',
3932
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack4',
3933
help='New in 1.0: A variant of pack-0.92 that supports rich-root data '
3934
'(needed for bzr-svn and bzr-git).',
3935
branch_format='bzrlib.branch.BzrBranchFormat6',
3936
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3939
format_registry.register_metadir('1.6',
3940
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack5',
3941
help='A format that allows a branch to indicate that there is another '
3942
'(stacked) repository that should be used to access data that is '
3943
'not present locally.',
3944
branch_format='bzrlib.branch.BzrBranchFormat7',
3945
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3948
format_registry.register_metadir('1.6.1-rich-root',
3949
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack5RichRoot',
3950
help='A variant of 1.6 that supports rich-root data '
3951
'(needed for bzr-svn and bzr-git).',
3952
branch_format='bzrlib.branch.BzrBranchFormat7',
3953
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3956
format_registry.register_metadir('1.9',
3957
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack6',
3958
help='A repository format using B+tree indexes. These indexes '
3959
'are smaller in size, have smarter caching and provide faster '
3960
'performance for most operations.',
3961
branch_format='bzrlib.branch.BzrBranchFormat7',
3962
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3965
format_registry.register_metadir('1.9-rich-root',
3966
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack6RichRoot',
3967
help='A variant of 1.9 that supports rich-root data '
3968
'(needed for bzr-svn and bzr-git).',
3969
branch_format='bzrlib.branch.BzrBranchFormat7',
3970
tree_format='bzrlib.workingtree.WorkingTreeFormat4',
3973
format_registry.register_metadir('1.14',
3974
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack6',
3975
help='A working-tree format that supports content filtering.',
3976
branch_format='bzrlib.branch.BzrBranchFormat7',
3977
tree_format='bzrlib.workingtree.WorkingTreeFormat5',
3979
format_registry.register_metadir('1.14-rich-root',
3980
'bzrlib.repofmt.pack_repo.RepositoryFormatKnitPack6RichRoot',
3981
help='A variant of 1.14 that supports rich-root data '
3982
'(needed for bzr-svn and bzr-git).',
3983
branch_format='bzrlib.branch.BzrBranchFormat7',
3984
tree_format='bzrlib.workingtree.WorkingTreeFormat5',
3986
# The following un-numbered 'development' formats should always just be aliases.
3987
format_registry.register_metadir('development-rich-root',
3988
'bzrlib.repofmt.groupcompress_repo.RepositoryFormatCHK1',
3989
help='Current development format. Supports rich roots. Can convert data '
3990
'to and from rich-root-pack (and anything compatible with '
3991
'rich-root-pack) format repositories. Repositories and branches in '
3992
'this format can only be read by bzr.dev. Please read '
3993
'http://doc.bazaar.canonical.com/latest/developers/development-repo.html '
3995
branch_format='bzrlib.branch.BzrBranchFormat7',
3996
tree_format='bzrlib.workingtree.WorkingTreeFormat6',
4001
format_registry.register_metadir('development-subtree',
4002
'bzrlib.repofmt.pack_repo.RepositoryFormatPackDevelopment2Subtree',
4003
help='Current development format, subtree variant. Can convert data to and '
4004
'from pack-0.92-subtree (and anything compatible with '
4005
'pack-0.92-subtree) format repositories. Repositories and branches in '
4006
'this format can only be read by bzr.dev. Please read '
4007
'http://doc.bazaar.canonical.com/latest/developers/development-repo.html '
4009
branch_format='bzrlib.branch.BzrBranchFormat7',
4010
tree_format='bzrlib.workingtree.WorkingTreeFormat6',
4013
alias=False, # Restore to being an alias when an actual development subtree format is added
4014
# This current non-alias status is simply because we did not introduce a
4015
# chk based subtree format.
4018
# And the development formats above will have aliased one of the following:
4019
format_registry.register_metadir('development6-rich-root',
4020
'bzrlib.repofmt.groupcompress_repo.RepositoryFormatCHK1',
4021
help='pack-1.9 with 255-way hashed CHK inv, group compress, rich roots '
4023
'http://doc.bazaar.canonical.com/latest/developers/development-repo.html '
4025
branch_format='bzrlib.branch.BzrBranchFormat7',
4026
tree_format='bzrlib.workingtree.WorkingTreeFormat6',
4031
format_registry.register_metadir('development7-rich-root',
4032
'bzrlib.repofmt.groupcompress_repo.RepositoryFormatCHK2',
4033
help='pack-1.9 with 255-way hashed CHK inv, bencode revision, group compress, '
4034
'rich roots. Please read '
4035
'http://doc.bazaar.canonical.com/latest/developers/development-repo.html '
4037
branch_format='bzrlib.branch.BzrBranchFormat7',
4038
tree_format='bzrlib.workingtree.WorkingTreeFormat6',
4043
format_registry.register_metadir('2a',
4044
'bzrlib.repofmt.groupcompress_repo.RepositoryFormat2a',
4045
help='First format for bzr 2.0 series.\n'
4046
'Uses group-compress storage.\n'
4047
'Provides rich roots which are a one-way transition.\n',
4048
# 'storage in packs, 255-way hashed CHK inventory, bencode revision, group compress, '
4049
# 'rich roots. Supported by bzr 1.16 and later.',
4050
branch_format='bzrlib.branch.BzrBranchFormat7',
4051
tree_format='bzrlib.workingtree.WorkingTreeFormat6',
4055
# The following format should be an alias for the rich root equivalent
4056
# of the default format
4057
format_registry.register_metadir('default-rich-root',
4058
'bzrlib.repofmt.groupcompress_repo.RepositoryFormat2a',
4059
branch_format='bzrlib.branch.BzrBranchFormat7',
4060
tree_format='bzrlib.workingtree.WorkingTreeFormat6',
4065
# The current format that is made on 'bzr init'.
4066
format_registry.set_default('2a')
2340
format_registry.set_default('dirstate')