177
132
self._next_open_branch_result = None
178
133
return BzrDir.break_lock(self)
180
def _vfs_cloning_metadir(self, require_stacking=False):
135
def cloning_metadir(self, stacked=False):
181
136
self._ensure_real()
182
return self._real_bzrdir.cloning_metadir(
183
require_stacking=require_stacking)
185
def cloning_metadir(self, require_stacking=False):
186
medium = self._client._medium
187
if medium._is_remote_before((1, 13)):
188
return self._vfs_cloning_metadir(require_stacking=require_stacking)
189
verb = 'BzrDir.cloning_metadir'
194
path = self._path_for_remote_call(self._client)
196
response = self._call(verb, path, stacking)
197
except errors.UnknownSmartMethod:
198
medium._remember_remote_is_before((1, 13))
199
return self._vfs_cloning_metadir(require_stacking=require_stacking)
200
except errors.UnknownErrorFromSmartServer, err:
201
if err.error_tuple != ('BranchReference',):
203
# We need to resolve the branch reference to determine the
204
# cloning_metadir. This causes unnecessary RPCs to open the
205
# referenced branch (and bzrdir, etc) but only when the caller
206
# didn't already resolve the branch reference.
207
referenced_branch = self.open_branch()
208
return referenced_branch.bzrdir.cloning_metadir()
209
if len(response) != 3:
210
raise errors.UnexpectedSmartServerResponse(response)
211
control_name, repo_name, branch_info = response
212
if len(branch_info) != 2:
213
raise errors.UnexpectedSmartServerResponse(response)
214
branch_ref, branch_name = branch_info
215
format = bzrdir.network_format_registry.get(control_name)
217
format.repository_format = repository.network_format_registry.get(
219
if branch_ref == 'ref':
220
# XXX: we need possible_transports here to avoid reopening the
221
# connection to the referenced location
222
ref_bzrdir = BzrDir.open(branch_name)
223
branch_format = ref_bzrdir.cloning_metadir().get_branch_format()
224
format.set_branch_format(branch_format)
225
elif branch_ref == 'branch':
227
format.set_branch_format(
228
branch.network_format_registry.get(branch_name))
230
raise errors.UnexpectedSmartServerResponse(response)
137
return self._real_bzrdir.cloning_metadir(stacked)
233
139
def create_repository(self, shared=False):
234
140
# as per meta1 formats - just delegate to the format object which may
283
187
def get_branch_reference(self):
284
188
"""See BzrDir.get_branch_reference()."""
285
response = self._get_branch_reference()
286
if response[0] == 'ref':
189
path = self._path_for_remote_call(self._client)
190
response = self._call('BzrDir.open_branch', path)
191
if response[0] == 'ok':
192
if response[1] == '':
193
# branch at this location.
196
# a branch reference, use the existing BranchReference logic.
291
def _get_branch_reference(self):
292
path = self._path_for_remote_call(self._client)
293
medium = self._client._medium
295
('BzrDir.open_branchV3', (2, 1)),
296
('BzrDir.open_branchV2', (1, 13)),
297
('BzrDir.open_branch', None),
299
for verb, required_version in candidate_calls:
300
if required_version and medium._is_remote_before(required_version):
303
response = self._call(verb, path)
304
except errors.UnknownSmartMethod:
305
if required_version is None:
307
medium._remember_remote_is_before(required_version)
310
if verb == 'BzrDir.open_branch':
311
if response[0] != 'ok':
312
raise errors.UnexpectedSmartServerResponse(response)
313
if response[1] != '':
314
return ('ref', response[1])
316
return ('branch', '')
317
if response[0] not in ('ref', 'branch'):
318
199
raise errors.UnexpectedSmartServerResponse(response)
321
201
def _get_tree_branch(self):
322
202
"""See BzrDir._get_tree_branch()."""
323
203
return None, self.open_branch()
325
def open_branch(self, name=None, unsupported=False,
326
ignore_fallbacks=False):
205
def open_branch(self, _unsupported=False):
328
207
raise NotImplementedError('unsupported flag support not implemented yet.')
329
208
if self._next_open_branch_result is not None:
330
209
# See create_branch for details.
331
210
result = self._next_open_branch_result
332
211
self._next_open_branch_result = None
334
response = self._get_branch_reference()
335
if response[0] == 'ref':
213
reference_url = self.get_branch_reference()
214
if reference_url is None:
215
# branch at this location.
216
return RemoteBranch(self, self.find_repository())
336
218
# a branch reference, use the existing BranchReference logic.
337
219
format = BranchReferenceFormat()
338
return format.open(self, name=name, _found=True,
339
location=response[1], ignore_fallbacks=ignore_fallbacks)
340
branch_format_name = response[1]
341
if not branch_format_name:
342
branch_format_name = None
343
format = RemoteBranchFormat(network_name=branch_format_name)
344
return RemoteBranch(self, self.find_repository(), format=format,
345
setup_stacking=not ignore_fallbacks, name=name)
220
return format.open(self, _found=True, location=reference_url)
347
222
def _open_repo_v1(self, path):
348
223
verb = 'BzrDir.find_repository'
752
552
self._ensure_real()
753
553
return self._real_repository.suspend_write_group()
755
def get_missing_parent_inventories(self, check_for_missing_texts=True):
757
return self._real_repository.get_missing_parent_inventories(
758
check_for_missing_texts=check_for_missing_texts)
760
def _get_rev_id_for_revno_vfs(self, revno, known_pair):
762
return self._real_repository.get_rev_id_for_revno(
765
def get_rev_id_for_revno(self, revno, known_pair):
766
"""See Repository.get_rev_id_for_revno."""
767
path = self.bzrdir._path_for_remote_call(self._client)
769
if self._client._medium._is_remote_before((1, 17)):
770
return self._get_rev_id_for_revno_vfs(revno, known_pair)
771
response = self._call(
772
'Repository.get_rev_id_for_revno', path, revno, known_pair)
773
except errors.UnknownSmartMethod:
774
self._client._medium._remember_remote_is_before((1, 17))
775
return self._get_rev_id_for_revno_vfs(revno, known_pair)
776
if response[0] == 'ok':
777
return True, response[1]
778
elif response[0] == 'history-incomplete':
779
known_pair = response[1:3]
780
for fallback in self._fallback_repositories:
781
found, result = fallback.get_rev_id_for_revno(revno, known_pair)
786
# Not found in any fallbacks
787
return False, known_pair
789
raise errors.UnexpectedSmartServerResponse(response)
791
555
def _ensure_real(self):
792
556
"""Ensure that there is a _real_repository set.
794
558
Used before calls to self._real_repository.
796
Note that _ensure_real causes many roundtrips to the server which are
797
not desirable, and prevents the use of smart one-roundtrip RPC's to
798
perform complex operations (such as accessing parent data, streaming
799
revisions etc). Adding calls to _ensure_real should only be done when
800
bringing up new functionality, adding fallbacks for smart methods that
801
require a fallback path, and never to replace an existing smart method
802
invocation. If in doubt chat to the bzr network team.
804
560
if self._real_repository is None:
805
if 'hpssvfs' in debug.debug_flags:
807
warning('VFS Repository access triggered\n%s',
808
''.join(traceback.format_stack()))
809
self._unstacked_provider.missing_keys.clear()
810
561
self.bzrdir._ensure_real()
811
562
self._set_real_repository(
812
563
self.bzrdir._real_bzrdir.open_repository())
868
624
"""See Repository._get_sink()."""
869
625
return RemoteStreamSink(self)
871
def _get_source(self, to_format):
872
"""Return a source for streaming from this repository."""
873
return RemoteStreamSource(self, to_format)
876
627
def has_revision(self, revision_id):
877
"""True if this repository has a copy of the revision."""
878
# Copy of bzrlib.repository.Repository.has_revision
879
return revision_id in self.has_revisions((revision_id,))
628
"""See Repository.has_revision()."""
629
if revision_id == NULL_REVISION:
630
# The null revision is always present.
632
path = self.bzrdir._path_for_remote_call(self._client)
633
response = self._call('Repository.has_revision', path, revision_id)
634
if response[0] not in ('yes', 'no'):
635
raise errors.UnexpectedSmartServerResponse(response)
636
if response[0] == 'yes':
638
for fallback_repo in self._fallback_repositories:
639
if fallback_repo.has_revision(revision_id):
882
643
def has_revisions(self, revision_ids):
883
"""Probe to find out the presence of multiple revisions.
885
:param revision_ids: An iterable of revision_ids.
886
:return: A set of the revision_ids that were present.
888
# Copy of bzrlib.repository.Repository.has_revisions
889
parent_map = self.get_parent_map(revision_ids)
890
result = set(parent_map)
891
if _mod_revision.NULL_REVISION in revision_ids:
892
result.add(_mod_revision.NULL_REVISION)
644
"""See Repository.has_revisions()."""
645
# FIXME: This does many roundtrips, particularly when there are
646
# fallback repositories. -- mbp 20080905
648
for revision_id in revision_ids:
649
if self.has_revision(revision_id):
650
result.add(revision_id)
895
def _has_same_fallbacks(self, other_repo):
896
"""Returns true if the repositories have the same fallbacks."""
897
# XXX: copied from Repository; it should be unified into a base class
898
# <https://bugs.edge.launchpad.net/bzr/+bug/401622>
899
my_fb = self._fallback_repositories
900
other_fb = other_repo._fallback_repositories
901
if len(my_fb) != len(other_fb):
903
for f, g in zip(my_fb, other_fb):
904
if not f.has_same_location(g):
908
653
def has_same_location(self, other):
909
# TODO: Move to RepositoryBase and unify with the regular Repository
910
# one; unfortunately the tests rely on slightly different behaviour at
911
# present -- mbp 20090710
912
return (self.__class__ is other.__class__ and
654
return (self.__class__ == other.__class__ and
913
655
self.bzrdir.transport.base == other.bzrdir.transport.base)
915
657
def get_graph(self, other_repository=None):
1230
925
:param repository: A repository.
1232
if not self._format.supports_external_lookups:
1233
raise errors.UnstackableRepositoryFormat(
1234
self._format.network_name(), self.base)
927
# XXX: At the moment the RemoteRepository will allow fallbacks
928
# unconditionally - however, a _real_repository will usually exist,
929
# and may raise an error if it's not accommodated by the underlying
930
# format. Eventually we should check when opening the repository
931
# whether it's willing to allow them or not.
1235
933
# We need to accumulate additional repositories here, to pass them in
1236
934
# on various RPC's.
1238
if self.is_locked():
1239
# We will call fallback.unlock() when we transition to the unlocked
1240
# state, so always add a lock here. If a caller passes us a locked
1241
# repository, they are responsible for unlocking it later.
1242
repository.lock_read()
1243
self._check_fallback_repository(repository)
1244
936
self._fallback_repositories.append(repository)
1245
937
# If self._real_repository was parameterised already (e.g. because a
1246
938
# _real_branch had its get_stacked_on_url method called), then the
1247
939
# repository to be added may already be in the _real_repositories list.
1248
940
if self._real_repository is not None:
1249
fallback_locations = [repo.user_url for repo in
1250
self._real_repository._fallback_repositories]
1251
if repository.user_url not in fallback_locations:
941
if repository not in self._real_repository._fallback_repositories:
1252
942
self._real_repository.add_fallback_repository(repository)
1254
def _check_fallback_repository(self, repository):
1255
"""Check that this repository can fallback to repository safely.
1257
Raise an error if not.
1259
:param repository: A repository to fallback to.
1261
return _mod_repository.InterRepository._assert_same_model(
944
# They are also seen by the fallback repository. If it doesn't
945
# exist yet they'll be added then. This implicitly copies them.
1264
948
def add_inventory(self, revid, inv, parents):
1265
949
self._ensure_real()
1266
950
return self._real_repository.add_inventory(revid, inv, parents)
1268
952
def add_inventory_by_delta(self, basis_revision_id, delta, new_revision_id,
1269
parents, basis_inv=None, propagate_caches=False):
1270
954
self._ensure_real()
1271
955
return self._real_repository.add_inventory_by_delta(basis_revision_id,
1272
delta, new_revision_id, parents, basis_inv=basis_inv,
1273
propagate_caches=propagate_caches)
956
delta, new_revision_id, parents)
1275
958
def add_revision(self, rev_id, rev, inv=None, config=None):
1276
959
self._ensure_real()
1782
1419
def insert_stream(self, stream, src_format, resume_tokens):
1783
target = self.target_repo
1784
target._unstacked_provider.missing_keys.clear()
1785
candidate_calls = [('Repository.insert_stream_1.19', (1, 19))]
1786
if target._lock_token:
1787
candidate_calls.append(('Repository.insert_stream_locked', (1, 14)))
1788
lock_args = (target._lock_token or '',)
1790
candidate_calls.append(('Repository.insert_stream', (1, 13)))
1792
client = target._client
1420
repo = self.target_repo
1421
client = repo._client
1793
1422
medium = client._medium
1794
path = target.bzrdir._path_for_remote_call(client)
1795
# Probe for the verb to use with an empty stream before sending the
1796
# real stream to it. We do this both to avoid the risk of sending a
1797
# large request that is then rejected, and because we don't want to
1798
# implement a way to buffer, rewind, or restart the stream.
1800
for verb, required_version in candidate_calls:
1801
if medium._is_remote_before(required_version):
1804
# We've already done the probing (and set _is_remote_before) on
1805
# a previous insert.
1808
byte_stream = smart_repo._stream_to_byte_stream([], src_format)
1423
if medium._is_remote_before((1, 13)):
1424
# No possible way this can work.
1425
return self._insert_real(stream, src_format, resume_tokens)
1426
path = repo.bzrdir._path_for_remote_call(client)
1427
if not resume_tokens:
1428
# XXX: Ugly but important for correctness, *will* be fixed during
1429
# 1.13 cycle. Pushing a stream that is interrupted results in a
1430
# fallback to the _real_repositories sink *with a partial stream*.
1431
# Thats bad because we insert less data than bzr expected. To avoid
1432
# this we do a trial push to make sure the verb is accessible, and
1433
# do not fallback when actually pushing the stream. A cleanup patch
1434
# is going to look at rewinding/restarting the stream/partial
1436
byte_stream = self._stream_to_byte_stream([], src_format)
1810
1438
response = client.call_with_body_stream(
1811
(verb, path, '') + lock_args, byte_stream)
1439
('Repository.insert_stream', path, ''), byte_stream)
1812
1440
except errors.UnknownSmartMethod:
1813
medium._remember_remote_is_before(required_version)
1819
return self._insert_real(stream, src_format, resume_tokens)
1820
self._last_inv_record = None
1821
self._last_substream = None
1822
if required_version < (1, 19):
1823
# Remote side doesn't support inventory deltas. Wrap the stream to
1824
# make sure we don't send any. If the stream contains inventory
1825
# deltas we'll interrupt the smart insert_stream request and
1827
stream = self._stop_stream_if_inventory_delta(stream)
1828
byte_stream = smart_repo._stream_to_byte_stream(
1441
medium._remember_remote_is_before((1,13))
1442
return self._insert_real(stream, src_format, resume_tokens)
1443
byte_stream = self._stream_to_byte_stream(stream, src_format)
1830
1444
resume_tokens = ' '.join(resume_tokens)
1831
1445
response = client.call_with_body_stream(
1832
(verb, path, resume_tokens) + lock_args, byte_stream)
1446
('Repository.insert_stream', path, resume_tokens), byte_stream)
1833
1447
if response[0][0] not in ('ok', 'missing-basis'):
1834
1448
raise errors.UnexpectedSmartServerResponse(response)
1835
if self._last_substream is not None:
1836
# The stream included an inventory-delta record, but the remote
1837
# side isn't new enough to support them. So we need to send the
1838
# rest of the stream via VFS.
1839
self.target_repo.refresh_data()
1840
return self._resume_stream_with_vfs(response, src_format)
1841
1449
if response[0][0] == 'missing-basis':
1842
1450
tokens, missing_keys = bencode.bdecode_as_tuple(response[0][1])
1843
1451
resume_tokens = tokens
1844
return resume_tokens, set(missing_keys)
1452
return resume_tokens, missing_keys
1846
self.target_repo.refresh_data()
1454
if self.target_repo._real_repository is not None:
1455
collection = getattr(self.target_repo._real_repository,
1456
'_pack_collection', None)
1457
if collection is not None:
1458
collection.reload_pack_names()
1847
1459
return [], set()
1849
def _resume_stream_with_vfs(self, response, src_format):
1850
"""Resume sending a stream via VFS, first resending the record and
1851
substream that couldn't be sent via an insert_stream verb.
1853
if response[0][0] == 'missing-basis':
1854
tokens, missing_keys = bencode.bdecode_as_tuple(response[0][1])
1855
# Ignore missing_keys, we haven't finished inserting yet
1858
def resume_substream():
1859
# Yield the substream that was interrupted.
1860
for record in self._last_substream:
1862
self._last_substream = None
1863
def resume_stream():
1864
# Finish sending the interrupted substream
1865
yield ('inventory-deltas', resume_substream())
1866
# Then simply continue sending the rest of the stream.
1867
for substream_kind, substream in self._last_stream:
1868
yield substream_kind, substream
1869
return self._insert_real(resume_stream(), src_format, tokens)
1871
def _stop_stream_if_inventory_delta(self, stream):
1872
"""Normally this just lets the original stream pass-through unchanged.
1874
However if any 'inventory-deltas' substream occurs it will stop
1875
streaming, and store the interrupted substream and stream in
1876
self._last_substream and self._last_stream so that the stream can be
1877
resumed by _resume_stream_with_vfs.
1880
stream_iter = iter(stream)
1881
for substream_kind, substream in stream_iter:
1882
if substream_kind == 'inventory-deltas':
1883
self._last_substream = substream
1884
self._last_stream = stream_iter
1887
yield substream_kind, substream
1890
class RemoteStreamSource(repository.StreamSource):
1891
"""Stream data from a remote server."""
1893
def get_stream(self, search):
1894
if (self.from_repository._fallback_repositories and
1895
self.to_format._fetch_order == 'topological'):
1896
return self._real_stream(self.from_repository, search)
1899
repos = [self.from_repository]
1905
repos.extend(repo._fallback_repositories)
1906
sources.append(repo)
1907
return self.missing_parents_chain(search, sources)
1909
def get_stream_for_missing_keys(self, missing_keys):
1910
self.from_repository._ensure_real()
1911
real_repo = self.from_repository._real_repository
1912
real_source = real_repo._get_source(self.to_format)
1913
return real_source.get_stream_for_missing_keys(missing_keys)
1915
def _real_stream(self, repo, search):
1916
"""Get a stream for search from repo.
1918
This never called RemoteStreamSource.get_stream, and is a heler
1919
for RemoteStreamSource._get_stream to allow getting a stream
1920
reliably whether fallback back because of old servers or trying
1921
to stream from a non-RemoteRepository (which the stacked support
1924
source = repo._get_source(self.to_format)
1925
if isinstance(source, RemoteStreamSource):
1927
source = repo._real_repository._get_source(self.to_format)
1928
return source.get_stream(search)
1930
def _get_stream(self, repo, search):
1931
"""Core worker to get a stream from repo for search.
1933
This is used by both get_stream and the stacking support logic. It
1934
deliberately gets a stream for repo which does not need to be
1935
self.from_repository. In the event that repo is not Remote, or
1936
cannot do a smart stream, a fallback is made to the generic
1937
repository._get_stream() interface, via self._real_stream.
1939
In the event of stacking, streams from _get_stream will not
1940
contain all the data for search - this is normal (see get_stream).
1942
:param repo: A repository.
1943
:param search: A search.
1945
# Fallbacks may be non-smart
1946
if not isinstance(repo, RemoteRepository):
1947
return self._real_stream(repo, search)
1948
client = repo._client
1949
medium = client._medium
1950
path = repo.bzrdir._path_for_remote_call(client)
1951
search_bytes = repo._serialise_search_result(search)
1952
args = (path, self.to_format.network_name())
1954
('Repository.get_stream_1.19', (1, 19)),
1955
('Repository.get_stream', (1, 13))]
1957
for verb, version in candidate_verbs:
1958
if medium._is_remote_before(version):
1461
def _stream_to_byte_stream(self, stream, src_format):
1463
pack_writer = pack.ContainerWriter(bytes.append)
1465
pack_writer.add_bytes_record(src_format.network_name(), '')
1467
def get_adapter(adapter_key):
1961
response = repo._call_with_body_bytes_expecting_body(
1962
verb, args, search_bytes)
1963
except errors.UnknownSmartMethod:
1964
medium._remember_remote_is_before(version)
1966
response_tuple, response_handler = response
1970
return self._real_stream(repo, search)
1971
if response_tuple[0] != 'ok':
1972
raise errors.UnexpectedSmartServerResponse(response_tuple)
1973
byte_stream = response_handler.read_streamed_body()
1974
src_format, stream = smart_repo._byte_stream_to_stream(byte_stream)
1975
if src_format.network_name() != repo._format.network_name():
1976
raise AssertionError(
1977
"Mismatched RemoteRepository and stream src %r, %r" % (
1978
src_format.network_name(), repo._format.network_name()))
1981
def missing_parents_chain(self, search, sources):
1982
"""Chain multiple streams together to handle stacking.
1984
:param search: The overall search to satisfy with streams.
1985
:param sources: A list of Repository objects to query.
1987
self.from_serialiser = self.from_repository._format._serializer
1988
self.seen_revs = set()
1989
self.referenced_revs = set()
1990
# If there are heads in the search, or the key count is > 0, we are not
1992
while not search.is_empty() and len(sources) > 1:
1993
source = sources.pop(0)
1994
stream = self._get_stream(source, search)
1995
for kind, substream in stream:
1996
if kind != 'revisions':
1997
yield kind, substream
1469
return adapters[adapter_key]
1471
adapter_factory = adapter_registry.get(adapter_key)
1472
adapter = adapter_factory(self)
1473
adapters[adapter_key] = adapter
1475
for substream_type, substream in stream:
1476
for record in substream:
1477
if record.storage_kind in ('chunked', 'fulltext'):
1478
serialised = record_to_fulltext_bytes(record)
1999
yield kind, self.missing_parents_rev_handler(substream)
2000
search = search.refine(self.seen_revs, self.referenced_revs)
2001
self.seen_revs = set()
2002
self.referenced_revs = set()
2003
if not search.is_empty():
2004
for kind, stream in self._get_stream(sources[0], search):
2007
def missing_parents_rev_handler(self, substream):
2008
for content in substream:
2009
revision_bytes = content.get_bytes_as('fulltext')
2010
revision = self.from_serialiser.read_revision_from_string(
2012
self.seen_revs.add(content.key[-1])
2013
self.referenced_revs.update(revision.parent_ids)
1480
serialised = record.get_bytes_as(record.storage_kind)
1482
# Some streams embed the whole stream into the wire
1483
# representation of the first record, which means that
1484
# later records have no wire representation: we skip them.
1485
pack_writer.add_bytes_record(serialised, [(substream_type,)])
2017
1494
class RemoteBranchLockableFiles(LockableFiles):
2037
1514
class RemoteBranchFormat(branch.BranchFormat):
2039
def __init__(self, network_name=None):
2040
1517
super(RemoteBranchFormat, self).__init__()
2041
1518
self._matchingbzrdir = RemoteBzrDirFormat()
2042
1519
self._matchingbzrdir.set_branch_format(self)
2043
1520
self._custom_format = None
2044
self._network_name = network_name
2046
1522
def __eq__(self, other):
2047
1523
return (isinstance(other, RemoteBranchFormat) and
2048
1524
self.__dict__ == other.__dict__)
2050
def _ensure_real(self):
2051
if self._custom_format is None:
2052
self._custom_format = branch.network_format_registry.get(
2055
1526
def get_format_description(self):
2057
return 'Remote: ' + self._custom_format.get_format_description()
1527
return 'Remote BZR Branch'
2059
1529
def network_name(self):
2060
1530
return self._network_name
2062
def open(self, a_bzrdir, name=None, ignore_fallbacks=False):
2063
return a_bzrdir.open_branch(name=name,
2064
ignore_fallbacks=ignore_fallbacks)
1532
def open(self, a_bzrdir):
1533
return a_bzrdir.open_branch()
2066
def _vfs_initialize(self, a_bzrdir, name):
1535
def _vfs_initialize(self, a_bzrdir):
2067
1536
# Initialisation when using a local bzrdir object, or a non-vfs init
2068
1537
# method is not available on the server.
2069
1538
# self._custom_format is always set - the start of initialize ensures
2071
1540
if isinstance(a_bzrdir, RemoteBzrDir):
2072
1541
a_bzrdir._ensure_real()
2073
result = self._custom_format.initialize(a_bzrdir._real_bzrdir,
1542
result = self._custom_format.initialize(a_bzrdir._real_bzrdir)
2076
1544
# We assume the bzrdir is parameterised; it may not be.
2077
result = self._custom_format.initialize(a_bzrdir, name)
1545
result = self._custom_format.initialize(a_bzrdir)
2078
1546
if (isinstance(a_bzrdir, RemoteBzrDir) and
2079
1547
not isinstance(result, RemoteBranch)):
2080
result = RemoteBranch(a_bzrdir, a_bzrdir.find_repository(), result,
1548
result = RemoteBranch(a_bzrdir, a_bzrdir.find_repository(), result)
2084
def initialize(self, a_bzrdir, name=None):
1551
def initialize(self, a_bzrdir):
2085
1552
# 1) get the network name to use.
2086
1553
if self._custom_format:
2087
1554
network_name = self._custom_format.network_name()
2603
1992
hook(self, rev_history)
2604
1993
self._cache_revision_history(rev_history)
1995
def get_parent(self):
1997
return self._real_branch.get_parent()
2606
1999
def _get_parent_location(self):
2607
medium = self._client._medium
2608
if medium._is_remote_before((1, 13)):
2609
return self._vfs_get_parent_location()
2611
response = self._call('Branch.get_parent', self._remote_path())
2612
except errors.UnknownSmartMethod:
2613
medium._remember_remote_is_before((1, 13))
2614
return self._vfs_get_parent_location()
2615
if len(response) != 1:
2616
raise errors.UnexpectedSmartServerResponse(response)
2617
parent_location = response[0]
2618
if parent_location == '':
2620
return parent_location
2622
def _vfs_get_parent_location(self):
2000
# Used by tests, when checking normalisation of given vs stored paths.
2623
2001
self._ensure_real()
2624
2002
return self._real_branch._get_parent_location()
2004
def set_parent(self, url):
2006
return self._real_branch.set_parent(url)
2626
2008
def _set_parent_location(self, url):
2627
medium = self._client._medium
2628
if medium._is_remote_before((1, 15)):
2629
return self._vfs_set_parent_location(url)
2631
call_url = url or ''
2632
if type(call_url) is not str:
2633
raise AssertionError('url must be a str or None (%s)' % url)
2634
response = self._call('Branch.set_parent_location',
2635
self._remote_path(), self._lock_token, self._repo_lock_token,
2637
except errors.UnknownSmartMethod:
2638
medium._remember_remote_is_before((1, 15))
2639
return self._vfs_set_parent_location(url)
2641
raise errors.UnexpectedSmartServerResponse(response)
2643
def _vfs_set_parent_location(self, url):
2009
# Used by tests, to poke bad urls into branch configurations
2011
self.set_parent(url)
2014
return self._real_branch._set_parent_location(url)
2016
def set_stacked_on_url(self, stacked_location):
2017
"""Set the URL this branch is stacked against.
2019
:raises UnstackableBranchFormat: If the branch does not support
2021
:raises UnstackableRepositoryFormat: If the repository does not support
2644
2024
self._ensure_real()
2645
return self._real_branch._set_parent_location(url)
2025
return self._real_branch.set_stacked_on_url(stacked_location)
2647
2027
@needs_write_lock
2648
2028
def pull(self, source, overwrite=False, stop_revision=None,
2711
2091
self.set_revision_history(self._lefthand_history(revision_id,
2712
2092
last_rev=last_rev,other_branch=other_branch))
2097
return self._real_branch.tags
2714
2099
def set_push_location(self, location):
2715
2100
self._ensure_real()
2716
2101
return self._real_branch.set_push_location(location)
2719
class RemoteConfig(object):
2720
"""A Config that reads and writes from smart verbs.
2722
It is a low-level object that considers config data to be name/value pairs
2723
that may be associated with a section. Assigning meaning to the these
2724
values is done at higher levels like bzrlib.config.TreeConfig.
2727
def get_option(self, name, section=None, default=None):
2728
"""Return the value associated with a named option.
2730
:param name: The name of the value
2731
:param section: The section the option is in (if any)
2732
:param default: The value to return if the value is not set
2733
:return: The value or default value
2736
configobj = self._get_configobj()
2738
section_obj = configobj
2741
section_obj = configobj[section]
2744
return section_obj.get(name, default)
2745
except errors.UnknownSmartMethod:
2746
return self._vfs_get_option(name, section, default)
2748
def _response_to_configobj(self, response):
2749
if len(response[0]) and response[0][0] != 'ok':
2750
raise errors.UnexpectedSmartServerResponse(response)
2751
lines = response[1].read_body_bytes().splitlines()
2752
return config.ConfigObj(lines, encoding='utf-8')
2755
class RemoteBranchConfig(RemoteConfig):
2756
"""A RemoteConfig for Branches."""
2758
def __init__(self, branch):
2759
self._branch = branch
2761
def _get_configobj(self):
2762
path = self._branch._remote_path()
2763
response = self._branch._client.call_expecting_body(
2764
'Branch.get_config_file', path)
2765
return self._response_to_configobj(response)
2767
def set_option(self, value, name, section=None):
2768
"""Set the value associated with a named option.
2770
:param value: The value to set
2771
:param name: The name of the value to set
2772
:param section: The section the option is in (if any)
2774
medium = self._branch._client._medium
2775
if medium._is_remote_before((1, 14)):
2776
return self._vfs_set_option(value, name, section)
2778
path = self._branch._remote_path()
2779
response = self._branch._client.call('Branch.set_config_option',
2780
path, self._branch._lock_token, self._branch._repo_lock_token,
2781
value.encode('utf8'), name, section or '')
2782
except errors.UnknownSmartMethod:
2783
medium._remember_remote_is_before((1, 14))
2784
return self._vfs_set_option(value, name, section)
2786
raise errors.UnexpectedSmartServerResponse(response)
2788
def _real_object(self):
2789
self._branch._ensure_real()
2790
return self._branch._real_branch
2792
def _vfs_set_option(self, value, name, section=None):
2793
return self._real_object()._get_config().set_option(
2794
value, name, section)
2797
class RemoteBzrDirConfig(RemoteConfig):
2798
"""A RemoteConfig for BzrDirs."""
2800
def __init__(self, bzrdir):
2801
self._bzrdir = bzrdir
2803
def _get_configobj(self):
2804
medium = self._bzrdir._client._medium
2805
verb = 'BzrDir.get_config_file'
2806
if medium._is_remote_before((1, 15)):
2807
raise errors.UnknownSmartMethod(verb)
2808
path = self._bzrdir._path_for_remote_call(self._bzrdir._client)
2809
response = self._bzrdir._call_expecting_body(
2811
return self._response_to_configobj(response)
2813
def _vfs_get_option(self, name, section, default):
2814
return self._real_object()._get_config().get_option(
2815
name, section, default)
2817
def set_option(self, value, name, section=None):
2818
"""Set the value associated with a named option.
2820
:param value: The value to set
2821
:param name: The name of the value to set
2822
:param section: The section the option is in (if any)
2824
return self._real_object()._get_config().set_option(
2825
value, name, section)
2827
def _real_object(self):
2828
self._bzrdir._ensure_real()
2829
return self._bzrdir._real_bzrdir
2833
2104
def _extract_tar(tar, to_dir):
2834
2105
"""Extract all the contents of a tarfile object.
added
removed
bzrlib/remote.py
