160
175
self._validate_unicode_text(value,
161
176
'revision property (%s)' % (key,))
178
def _ensure_fallback_inventories(self):
179
"""Ensure that appropriate inventories are available.
181
This only applies to repositories that are stacked, and is about
182
enusring the stacking invariants. Namely, that for any revision that is
183
present, we either have all of the file content, or we have the parent
184
inventory and the delta file content.
186
if not self.repository._fallback_repositories:
188
if not self.repository._format.supports_chks:
189
raise errors.BzrError("Cannot commit directly to a stacked branch"
190
" in pre-2a formats. See "
191
"https://bugs.launchpad.net/bzr/+bug/375013 for details.")
192
# This is a stacked repo, we need to make sure we have the parent
193
# inventories for the parents.
194
parent_keys = [(p,) for p in self.parents]
195
parent_map = self.repository.inventories._index.get_parent_map(parent_keys)
196
missing_parent_keys = set([pk for pk in parent_keys
197
if pk not in parent_map])
198
fallback_repos = list(reversed(self.repository._fallback_repositories))
199
missing_keys = [('inventories', pk[0])
200
for pk in missing_parent_keys]
202
while missing_keys and fallback_repos:
203
fallback_repo = fallback_repos.pop()
204
source = fallback_repo._get_source(self.repository._format)
205
sink = self.repository._get_sink()
206
stream = source.get_stream_for_missing_keys(missing_keys)
207
missing_keys = sink.insert_stream_without_locking(stream,
208
self.repository._format)
210
raise errors.BzrError('Unable to fill in parent inventories for a'
163
213
def commit(self, message):
164
214
"""Make the actual commit.
1524
1598
@needs_read_lock
1525
def search_missing_revision_ids(self, other, revision_id=None, find_ghosts=True):
1599
def search_missing_revision_ids(self, other,
1600
revision_id=symbol_versioning.DEPRECATED_PARAMETER,
1601
find_ghosts=True, revision_ids=None, if_present_ids=None):
1526
1602
"""Return the revision ids that other has that this does not.
1528
1604
These are returned in topological order.
1530
1606
revision_id: only return revision ids included by revision_id.
1608
if symbol_versioning.deprecated_passed(revision_id):
1609
symbol_versioning.warn(
1610
'search_missing_revision_ids(revision_id=...) was '
1611
'deprecated in 2.4. Use revision_ids=[...] instead.',
1612
DeprecationWarning, stacklevel=3)
1613
if revision_ids is not None:
1614
raise AssertionError(
1615
'revision_ids is mutually exclusive with revision_id')
1616
if revision_id is not None:
1617
revision_ids = [revision_id]
1532
1618
return InterRepository.get(other, self).search_missing_revision_ids(
1533
revision_id, find_ghosts)
1619
find_ghosts=find_ghosts, revision_ids=revision_ids,
1620
if_present_ids=if_present_ids)
1536
1623
def open(base):
3325
3367
'bzrlib.repofmt.pack_repo',
3326
3368
'RepositoryFormatKnitPack6RichRoot',
3370
format_registry.register_lazy(
3371
'Bazaar repository format 2a (needs bzr 1.16 or later)\n',
3372
'bzrlib.repofmt.groupcompress_repo',
3373
'RepositoryFormat2a',
3329
3376
# Development formats.
3330
# Obsolete but kept pending a CHK based subtree format.
3377
# Check their docstrings to see if/when they are obsolete.
3331
3378
format_registry.register_lazy(
3332
3379
("Bazaar development format 2 with subtree support "
3333
3380
"(needs bzr.dev from before 1.8)\n"),
3334
3381
'bzrlib.repofmt.pack_repo',
3335
3382
'RepositoryFormatPackDevelopment2Subtree',
3338
# 1.14->1.16 go below here
3339
format_registry.register_lazy(
3340
'Bazaar development format - group compression and chk inventory'
3341
' (needs bzr.dev from 1.14)\n',
3342
'bzrlib.repofmt.groupcompress_repo',
3343
'RepositoryFormatCHK1',
3346
format_registry.register_lazy(
3347
'Bazaar development format - chk repository with bencode revision '
3348
'serialization (needs bzr.dev from 1.16)\n',
3349
'bzrlib.repofmt.groupcompress_repo',
3350
'RepositoryFormatCHK2',
3352
format_registry.register_lazy(
3353
'Bazaar repository format 2a (needs bzr 1.16 or later)\n',
3354
'bzrlib.repofmt.groupcompress_repo',
3355
'RepositoryFormat2a',
3384
format_registry.register_lazy(
3385
'Bazaar development format 8\n',
3386
'bzrlib.repofmt.groupcompress_repo',
3387
'RepositoryFormat2aSubtree',
3466
3502
return searcher.get_result()
3468
3504
@needs_read_lock
3469
def search_missing_revision_ids(self, revision_id=None, find_ghosts=True):
3505
def search_missing_revision_ids(self,
3506
revision_id=symbol_versioning.DEPRECATED_PARAMETER,
3507
find_ghosts=True, revision_ids=None, if_present_ids=None):
3470
3508
"""Return the revision ids that source has that target does not.
3472
3510
:param revision_id: only return revision ids included by this
3512
:param revision_ids: return revision ids included by these
3513
revision_ids. NoSuchRevision will be raised if any of these
3514
revisions are not present.
3515
:param if_present_ids: like revision_ids, but will not cause
3516
NoSuchRevision if any of these are absent, instead they will simply
3517
not be in the result. This is useful for e.g. finding revisions
3518
to fetch for tags, which may reference absent revisions.
3474
3519
:param find_ghosts: If True find missing revisions in deep history
3475
3520
rather than just finding the surface difference.
3476
3521
:return: A bzrlib.graph.SearchResult.
3523
if symbol_versioning.deprecated_passed(revision_id):
3524
symbol_versioning.warn(
3525
'search_missing_revision_ids(revision_id=...) was '
3526
'deprecated in 2.4. Use revision_ids=[...] instead.',
3527
DeprecationWarning, stacklevel=2)
3528
if revision_ids is not None:
3529
raise AssertionError(
3530
'revision_ids is mutually exclusive with revision_id')
3531
if revision_id is not None:
3532
revision_ids = [revision_id]
3478
3534
# stop searching at found target revisions.
3479
if not find_ghosts and revision_id is not None:
3480
return self._walk_to_common_revisions([revision_id])
3535
if not find_ghosts and (revision_ids is not None or if_present_ids is
3537
return self._walk_to_common_revisions(revision_ids,
3538
if_present_ids=if_present_ids)
3481
3539
# generic, possibly worst case, slow code path.
3482
3540
target_ids = set(self.target.all_revision_ids())
3483
if revision_id is not None:
3484
source_ids = self.source.get_ancestry(revision_id)
3485
if source_ids[0] is not None:
3486
raise AssertionError()
3489
source_ids = self.source.all_revision_ids()
3541
source_ids = self._present_source_revisions_for(
3542
revision_ids, if_present_ids)
3490
3543
result_set = set(source_ids).difference(target_ids)
3491
3544
return self.source.revision_ids_to_search_result(result_set)
3546
def _present_source_revisions_for(self, revision_ids, if_present_ids=None):
3547
"""Returns set of all revisions in ancestry of revision_ids present in
3550
:param revision_ids: if None, all revisions in source are returned.
3551
:param if_present_ids: like revision_ids, but if any/all of these are
3552
absent no error is raised.
3554
if revision_ids is not None or if_present_ids is not None:
3555
# First, ensure all specified revisions exist. Callers expect
3556
# NoSuchRevision when they pass absent revision_ids here.
3557
if revision_ids is None:
3558
revision_ids = set()
3559
if if_present_ids is None:
3560
if_present_ids = set()
3561
revision_ids = set(revision_ids)
3562
if_present_ids = set(if_present_ids)
3563
all_wanted_ids = revision_ids.union(if_present_ids)
3564
graph = self.source.get_graph()
3565
present_revs = set(graph.get_parent_map(all_wanted_ids))
3566
missing = revision_ids.difference(present_revs)
3568
raise errors.NoSuchRevision(self.source, missing.pop())
3569
found_ids = all_wanted_ids.intersection(present_revs)
3570
source_ids = [rev_id for (rev_id, parents) in
3571
graph.iter_ancestry(found_ids)
3572
if rev_id != _mod_revision.NULL_REVISION
3573
and parents is not None]
3575
source_ids = self.source.all_revision_ids()
3576
return set(source_ids)
3494
3579
def _same_model(source, target):
3495
3580
"""True if source and target have the same data representation.
3536
3621
return InterRepository._same_model(source, target)
3539
class InterWeaveRepo(InterSameDataRepository):
3540
"""Optimised code paths between Weave based repositories.
3542
This should be in bzrlib/repofmt/weaverepo.py but we have not yet
3543
implemented lazy inter-object optimisation.
3547
def _get_repo_format_to_test(self):
3548
from bzrlib.repofmt import weaverepo
3549
return weaverepo.RepositoryFormat7()
3552
def is_compatible(source, target):
3553
"""Be compatible with known Weave formats.
3555
We don't test for the stores being of specific types because that
3556
could lead to confusing results, and there is no need to be
3559
from bzrlib.repofmt.weaverepo import (
3565
return (isinstance(source._format, (RepositoryFormat5,
3567
RepositoryFormat7)) and
3568
isinstance(target._format, (RepositoryFormat5,
3570
RepositoryFormat7)))
3571
except AttributeError:
3575
def copy_content(self, revision_id=None):
3576
"""See InterRepository.copy_content()."""
3577
# weave specific optimised path:
3579
self.target.set_make_working_trees(self.source.make_working_trees())
3580
except (errors.RepositoryUpgradeRequired, NotImplemented):
3582
# FIXME do not peek!
3583
if self.source._transport.listable():
3584
pb = ui.ui_factory.nested_progress_bar()
3586
self.target.texts.insert_record_stream(
3587
self.source.texts.get_record_stream(
3588
self.source.texts.keys(), 'topological', False))
3589
pb.update('Copying inventory', 0, 1)
3590
self.target.inventories.insert_record_stream(
3591
self.source.inventories.get_record_stream(
3592
self.source.inventories.keys(), 'topological', False))
3593
self.target.signatures.insert_record_stream(
3594
self.source.signatures.get_record_stream(
3595
self.source.signatures.keys(),
3597
self.target.revisions.insert_record_stream(
3598
self.source.revisions.get_record_stream(
3599
self.source.revisions.keys(),
3600
'topological', True))
3604
self.target.fetch(self.source, revision_id=revision_id)
3607
def search_missing_revision_ids(self, revision_id=None, find_ghosts=True):
3608
"""See InterRepository.missing_revision_ids()."""
3609
# we want all revisions to satisfy revision_id in source.
3610
# but we don't want to stat every file here and there.
3611
# we want then, all revisions other needs to satisfy revision_id
3612
# checked, but not those that we have locally.
3613
# so the first thing is to get a subset of the revisions to
3614
# satisfy revision_id in source, and then eliminate those that
3615
# we do already have.
3616
# this is slow on high latency connection to self, but as this
3617
# disk format scales terribly for push anyway due to rewriting
3618
# inventory.weave, this is considered acceptable.
3620
if revision_id is not None:
3621
source_ids = self.source.get_ancestry(revision_id)
3622
if source_ids[0] is not None:
3623
raise AssertionError()
3626
source_ids = self.source._all_possible_ids()
3627
source_ids_set = set(source_ids)
3628
# source_ids is the worst possible case we may need to pull.
3629
# now we want to filter source_ids against what we actually
3630
# have in target, but don't try to check for existence where we know
3631
# we do not have a revision as that would be pointless.
3632
target_ids = set(self.target._all_possible_ids())
3633
possibly_present_revisions = target_ids.intersection(source_ids_set)
3634
actually_present_revisions = set(
3635
self.target._eliminate_revisions_not_present(possibly_present_revisions))
3636
required_revisions = source_ids_set.difference(actually_present_revisions)
3637
if revision_id is not None:
3638
# we used get_ancestry to determine source_ids then we are assured all
3639
# revisions referenced are present as they are installed in topological order.
3640
# and the tip revision was validated by get_ancestry.
3641
result_set = required_revisions
3643
# if we just grabbed the possibly available ids, then
3644
# we only have an estimate of whats available and need to validate
3645
# that against the revision records.
3647
self.source._eliminate_revisions_not_present(required_revisions))
3648
return self.source.revision_ids_to_search_result(result_set)
3651
class InterKnitRepo(InterSameDataRepository):
3652
"""Optimised code paths between Knit based repositories."""
3655
def _get_repo_format_to_test(self):
3656
from bzrlib.repofmt import knitrepo
3657
return knitrepo.RepositoryFormatKnit1()
3660
def is_compatible(source, target):
3661
"""Be compatible with known Knit formats.
3663
We don't test for the stores being of specific types because that
3664
could lead to confusing results, and there is no need to be
3667
from bzrlib.repofmt.knitrepo import RepositoryFormatKnit
3669
are_knits = (isinstance(source._format, RepositoryFormatKnit) and
3670
isinstance(target._format, RepositoryFormatKnit))
3671
except AttributeError:
3673
return are_knits and InterRepository._same_model(source, target)
3676
def search_missing_revision_ids(self, revision_id=None, find_ghosts=True):
3677
"""See InterRepository.missing_revision_ids()."""
3678
if revision_id is not None:
3679
source_ids = self.source.get_ancestry(revision_id)
3680
if source_ids[0] is not None:
3681
raise AssertionError()
3684
source_ids = self.source.all_revision_ids()
3685
source_ids_set = set(source_ids)
3686
# source_ids is the worst possible case we may need to pull.
3687
# now we want to filter source_ids against what we actually
3688
# have in target, but don't try to check for existence where we know
3689
# we do not have a revision as that would be pointless.
3690
target_ids = set(self.target.all_revision_ids())
3691
possibly_present_revisions = target_ids.intersection(source_ids_set)
3692
actually_present_revisions = set(
3693
self.target._eliminate_revisions_not_present(possibly_present_revisions))
3694
required_revisions = source_ids_set.difference(actually_present_revisions)
3695
if revision_id is not None:
3696
# we used get_ancestry to determine source_ids then we are assured all
3697
# revisions referenced are present as they are installed in topological order.
3698
# and the tip revision was validated by get_ancestry.
3699
result_set = required_revisions
3701
# if we just grabbed the possibly available ids, then
3702
# we only have an estimate of whats available and need to validate
3703
# that against the revision records.
3705
self.source._eliminate_revisions_not_present(required_revisions))
3706
return self.source.revision_ids_to_search_result(result_set)
3709
3624
class InterDifferingSerializer(InterRepository):
4249
4163
is_resume = False
4251
4165
# locked_insert_stream performs a commit|suspend.
4252
return self._locked_insert_stream(stream, src_format, is_resume)
4166
missing_keys = self.insert_stream_without_locking(stream,
4167
src_format, is_resume)
4169
# suspend the write group and tell the caller what we is
4170
# missing. We know we can suspend or else we would not have
4171
# entered this code path. (All repositories that can handle
4172
# missing keys can handle suspending a write group).
4173
write_group_tokens = self.target_repo.suspend_write_group()
4174
return write_group_tokens, missing_keys
4175
hint = self.target_repo.commit_write_group()
4176
to_serializer = self.target_repo._format._serializer
4177
src_serializer = src_format._serializer
4178
if (to_serializer != src_serializer and
4179
self.target_repo._format.pack_compresses):
4180
self.target_repo.pack(hint=hint)
4254
4183
self.target_repo.abort_write_group(suppress_errors=True)
4257
4186
self.target_repo.unlock()
4259
def _locked_insert_stream(self, stream, src_format, is_resume):
4188
def insert_stream_without_locking(self, stream, src_format,
4190
"""Insert a stream's content into the target repository.
4192
This assumes that you already have a locked repository and an active
4195
:param src_format: a bzr repository format.
4196
:param is_resume: Passed down to get_missing_parent_inventories to
4197
indicate if we should be checking for missing texts at the same
4200
:return: A set of keys that are missing.
4202
if not self.target_repo.is_write_locked():
4203
raise errors.ObjectNotLocked(self)
4204
if not self.target_repo.is_in_write_group():
4205
raise errors.BzrError('you must already be in a write group')
4260
4206
to_serializer = self.target_repo._format._serializer
4261
4207
src_serializer = src_format._serializer
4262
4208
new_pack = None