110
109
cls = InventoryFile
111
110
ie = cls(file_id, name.decode("utf-8"), parent_id)
112
if ie.kind == "file":
113
ie.executable = mode_is_executable(mode)
111
ie.executable = mode_is_executable(mode)
114
112
if base_hexsha == hexsha and mode_kind(base_mode) == mode_kind(mode):
115
113
base_ie = base_inv[base_inv.path2id(path)]
116
114
ie.text_size = base_ie.text_size
117
115
ie.text_sha1 = base_ie.text_sha1
118
if ie.kind == "symlink":
119
ie.symlink_target = base_ie.symlink_target
116
ie.symlink_target = base_ie.symlink_target
120
117
if ie.executable == base_ie.executable:
121
118
ie.revision = base_ie.revision
158
157
tuple(parent_keys), ie.text_sha1, chunks)])
160
159
if base_hexsha is not None:
161
old_path = path.decode("utf-8") # Renames are not supported yet
160
old_path = path # Renames are not supported yet
162
161
if stat.S_ISDIR(base_mode):
163
162
invdelta.extend(remove_disappeared_children(base_inv, old_path,
164
163
lookup_object(base_hexsha), [], lookup_object))
167
new_path = path.decode("utf-8")
168
invdelta.append((old_path, new_path, file_id, ie))
166
invdelta.append((old_path, path, file_id, ie))
169
167
if base_hexsha != hexsha:
170
store_updater.add_object(blob, ie, path)
168
store_updater.add_object(blob, ie)
198
196
def remove_disappeared_children(base_inv, path, base_tree, existing_children,
200
"""Generate an inventory delta for removed children.
202
:param base_inv: Base inventory against which to generate the
204
:param path: Path to process (unicode)
205
:param base_tree: Git Tree base object
206
:param existing_children: Children that still exist
207
:param lookup_object: Lookup a git object by its SHA1
208
:return: Inventory delta, as list
210
assert type(path) is unicode
212
199
for name, mode, hexsha in base_tree.iteritems():
213
200
if name in existing_children:
215
202
c_path = posixpath.join(path, name.decode("utf-8"))
216
file_id = base_inv.path2id(c_path)
217
assert file_id is not None
218
ret.append((c_path, None, file_id, None))
203
ret.append((c_path, None, base_inv.path2id(c_path), None))
219
204
if stat.S_ISDIR(mode):
220
205
ret.extend(remove_disappeared_children(
221
206
base_inv, c_path, lookup_object(hexsha), [], lookup_object))
229
214
"""Import a git tree object into a bzr repository.
231
216
:param texts: VersionedFiles object to add to
232
:param path: Path in the tree (str)
233
:param name: Name of the tree (str)
217
:param path: Path in the tree
234
218
:param tree: A git tree object
235
219
:param base_inv: Base inventory against which to return inventory delta
236
220
:return: Inventory delta for this subtree
238
assert type(path) is str
239
assert type(name) is str
240
222
if base_hexsha == hexsha and base_mode == mode:
241
223
# If nothing has changed since the base revision, we're done
250
232
old_path = None # Newly appeared here
252
234
base_tree = lookup_object(base_hexsha)
253
old_path = path.decode("utf-8") # Renames aren't supported yet
254
new_path = path.decode("utf-8")
235
old_path = path # Renames aren't supported yet
255
236
if base_tree is None or type(base_tree) is not Tree:
256
237
ie.revision = revision_id
257
invdelta.append((old_path, new_path, ie.file_id, ie))
238
invdelta.append((old_path, path, ie.file_id, ie))
258
239
texts.insert_record_stream([
259
240
ChunkedContentFactory((ie.file_id, ie.revision), (), None, [])])
260
241
# Remember for next time
298
279
child_modes[child_path] = child_mode
299
280
# Remove any children that have disappeared
300
281
if base_tree is not None and type(base_tree) is Tree:
301
invdelta.extend(remove_disappeared_children(base_inv, old_path,
282
invdelta.extend(remove_disappeared_children(base_inv, old_path,
302
283
base_tree, existing_children, lookup_object))
303
store_updater.add_object(tree, ie, path)
284
store_updater.add_object(tree, ie)
304
285
return invdelta, child_modes
311
292
raise AssertionError("unusual modes don't match: %r != %r" % (
312
293
unusual_modes, new_unusual_modes))
313
294
# Verify that we can reconstruct the commit properly
314
rec_o = target_git_object_retriever._reconstruct_commit(rev, o.tree, True)
295
rec_o = target_git_object_retriever._reconstruct_commit(rev, o.tree)
316
297
raise AssertionError("Reconstructed commit differs: %r != %r" % (
344
325
def import_git_commit(repo, mapping, head, lookup_object,
345
326
target_git_object_retriever, trees_cache):
346
327
o = lookup_object(head)
347
rev, roundtrip_revid, verifiers = mapping.import_commit(o,
348
lambda x: target_git_object_retriever.lookup_git_sha(x)[1][0])
328
rev = mapping.import_commit(o)
349
329
# We have to do this here, since we have to walk the tree and
350
330
# we need to make sure to import the blobs / trees with the right
351
331
# path; this may involve adding them more than once.
359
339
base_tree = lookup_object(o.parents[0]).tree
360
340
base_mode = stat.S_IFDIR
361
341
store_updater = target_git_object_retriever._get_updater(rev)
362
fileid_map = mapping.get_fileid_map(lookup_object, o.tree)
342
store_updater.add_object(o, None)
343
root_tree = lookup_object(o.tree)
345
file_id_map_sha = root_tree[mapping.BZR_FILE_IDS_FILE][1]
349
file_ids = mapping.import_fileid_map(lookup_object(file_id_map_sha))
350
lookup_file_id = GitFileIdMap(file_ids, mapping).lookup_file_id
363
351
inv_delta, unusual_modes = import_git_tree(repo.texts,
364
mapping, "", "", (base_tree, o.tree), base_inv,
352
mapping, "", u"", (base_tree, o.tree), base_inv,
365
353
None, rev.revision_id, [p.inventory for p in parent_trees],
366
354
lookup_object, (base_mode, stat.S_IFDIR), store_updater,
367
fileid_map.lookup_file_id,
368
356
allow_submodules=getattr(repo._format, "supports_tree_reference", False))
357
store_updater.finish()
369
358
if unusual_modes != {}:
370
359
for path, mode in unusual_modes.iteritems():
371
360
warn_unusual_mode(rev.foreign_revid, path, mode)
376
365
basis_id = NULL_REVISION
378
367
rev.inventory_sha1, inv = repo.add_inventory_by_delta(basis_id,
379
inv_delta, rev.revision_id, rev.parent_ids, base_inv)
380
# FIXME: Check verifiers
381
testament = StrictTestament3(rev, inv)
382
calculated_verifiers = { "testament3-sha1": testament.as_sha1() }
383
if roundtrip_revid is not None:
384
original_revid = rev.revision_id
385
rev.revision_id = roundtrip_revid
386
if calculated_verifiers != verifiers:
387
trace.mutter("Testament SHA1 %r for %r did not match %r.",
388
calculated_verifiers["testament3-sha1"],
389
rev.revision_id, verifiers["testament3-sha1"])
390
rev.revision_id = original_revid
391
store_updater.add_object(o, calculated_verifiers, None)
392
store_updater.finish()
368
inv_delta, rev.revision_id, rev.parent_ids,
393
370
ret_tree = RevisionTree(repo, inv, rev.revision_id)
394
371
trees_cache.add(ret_tree)
395
372
repo.add_revision(rev.revision_id, rev)
430
407
if isinstance(o, Commit):
431
rev, roundtrip_revid, verifiers = mapping.import_commit(o,
433
if (repo.has_revision(rev.revision_id) or
434
(roundtrip_revid and repo.has_revision(roundtrip_revid))):
408
rev = mapping.import_commit(o)
409
if repo.has_revision(rev.revision_id):
411
squash_revision(repo, rev)
436
412
graph.append((o.id, o.parents))
437
413
heads.extend([p for p in o.parents if p not in checked])
438
414
elif isinstance(o, Tag):
490
466
"""See InterRepository.copy_content."""
491
467
self.fetch(revision_id, pb, find_ghosts=False)
469
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
470
mapping=None, fetch_spec=None):
471
self.fetch_refs(revision_id=revision_id, pb=pb,
472
find_ghosts=find_ghosts, mapping=mapping, fetch_spec=fetch_spec)
494
475
class InterGitNonGitRepository(InterGitRepository):
495
476
"""Base InterRepository that copies revisions from a Git into a non-Git
498
def fetch_objects(self, determine_wants, mapping, pb=None, limit=None):
499
"""Fetch objects from a remote server.
501
:param determine_wants: determine_wants callback
502
:param mapping: BzrGitMapping to use
503
:param pb: Optional progress bar
504
:param limit: Maximum number of commits to import.
505
:return: Tuple with pack hint, last imported revision id and remote refs
507
raise NotImplementedError(self.fetch_objects)
509
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
479
def fetch_refs(self, revision_id=None, pb=None, find_ghosts=False,
510
480
mapping=None, fetch_spec=None):
511
481
if mapping is None:
512
482
mapping = self.source.get_mapping()
516
486
interesting_heads = fetch_spec.heads
518
488
interesting_heads = None
519
490
def determine_wants(refs):
520
492
if interesting_heads is None:
521
493
ret = [sha for (ref, sha) in refs.iteritems() if not ref.endswith("^{}")]
523
ret = [self.source.lookup_bzr_revision_id(revid)[0] for revid in interesting_heads if revid not in (None, NULL_REVISION)]
524
return [rev for rev in ret if not self.target.has_revision(self.source.lookup_foreign_revision_id(rev))]
525
(pack_hint, _, remote_refs) = self.fetch_objects(determine_wants, mapping, pb)
495
ret = [mapping.revision_id_bzr_to_foreign(revid)[0] for revid in interesting_heads if revid not in (None, NULL_REVISION)]
496
return [rev for rev in ret if not self.target.has_revision(mapping.revision_id_foreign_to_bzr(rev))]
497
(pack_hint, _) = self.fetch_objects(determine_wants, mapping, pb)
526
498
if pack_hint is not None and self.target._format.pack_compresses:
527
499
self.target.pack(hint=pack_hint)
500
if interesting_heads is not None:
501
present_interesting_heads = self.target.has_revisions(interesting_heads)
502
missing_interesting_heads = set(interesting_heads) - present_interesting_heads
503
if missing_interesting_heads:
504
raise AssertionError("Missing interesting heads: %r" %
505
missing_interesting_heads)
531
509
_GIT_PROGRESS_RE = re.compile(r"(.*?): +(\d+)% \((\d+)/(\d+)\)")
539
517
pb.update(text, 0, 0)
542
class DetermineWantsRecorder(object):
544
def __init__(self, actual):
547
self.remote_refs = {}
549
def __call__(self, refs):
550
self.remote_refs = refs
551
self.wants = self.actual(refs)
555
520
class InterRemoteGitNonGitRepository(InterGitNonGitRepository):
556
521
"""InterRepository that copies revisions from a remote Git into a non-Git
565
530
return set(all_revs) - all_parents
567
532
def fetch_objects(self, determine_wants, mapping, pb=None, limit=None):
568
"""See `InterGitNonGitRepository`."""
569
533
def progress(text):
570
534
report_git_progress(pb, text)
571
535
store = BazaarObjectStore(self.target, mapping)
574
538
heads = self.get_target_heads()
575
539
graph_walker = store.get_graph_walker(
576
540
[store._lookup_revision_sha1(head) for head in heads])
577
wants_recorder = DetermineWantsRecorder(determine_wants)
543
def record_determine_wants(heads):
544
wants = determine_wants(heads)
545
recorded_wants.extend(wants)
581
550
create_pb = pb = ui.ui_factory.nested_progress_bar()
583
objects_iter = self.source.fetch_objects(
584
wants_recorder, graph_walker, store.get_raw,
586
(pack_hint, last_rev) = import_git_objects(self.target, mapping,
587
objects_iter, store, wants_recorder.wants, pb, limit)
588
return (pack_hint, last_rev, wants_recorder.remote_refs)
552
objects_iter = self.source.fetch_objects(record_determine_wants,
553
graph_walker, store.get_raw, progress)
554
return import_git_objects(self.target, mapping,
555
objects_iter, store, recorded_wants, pb, limit)
591
558
create_pb.finished()
608
575
def fetch_objects(self, determine_wants, mapping, pb=None, limit=None):
609
"""See `InterGitNonGitRepository`."""
610
remote_refs = self.source._git.get_refs()
611
wants = determine_wants(remote_refs)
578
wants = determine_wants(self.source._git.get_refs())
614
581
create_pb = pb = ui.ui_factory.nested_progress_bar()
617
584
self.target.lock_write()
619
(pack_hint, last_rev) = import_git_objects(self.target, mapping,
586
return import_git_objects(self.target, mapping,
620
587
self.source._git.object_store,
621
588
target_git_object_retriever, wants, pb, limit)
622
return (pack_hint, last_rev, remote_refs)
624
590
self.target.unlock()
644
610
graphwalker = self.target._git.get_graph_walker()
645
611
if (isinstance(self.source, LocalGitRepository) and
646
612
isinstance(self.target, LocalGitRepository)):
647
refs = self.source._git.fetch(self.target._git, determine_wants,
613
return self.source._git.fetch(self.target._git, determine_wants,
649
return (None, None, refs)
650
615
elif (isinstance(self.source, LocalGitRepository) and
651
616
isinstance(self.target, RemoteGitRepository)):
652
617
raise NotImplementedError
654
619
isinstance(self.target, LocalGitRepository)):
655
620
f, commit = self.target._git.object_store.add_thin_pack()
657
refs = self.source.bzrdir.root_transport.fetch_pack(
658
determine_wants, graphwalker, f.write, progress)
622
refs = self.source._git.fetch_pack(determine_wants,
623
graphwalker, f.write, progress)
660
return (None, None, refs)
665
630
raise AssertionError
667
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
632
def fetch_refs(self, revision_id=None, pb=None, find_ghosts=False,
668
633
mapping=None, fetch_spec=None, branches=None):
669
634
if mapping is None:
670
635
mapping = self.source.get_mapping()
679
644
determine_wants = r.object_store.determine_wants_all
681
646
determine_wants = lambda x: [y for y in args if not y in r.object_store]
682
self.fetch_objects(determine_wants, mapping)
647
return self.fetch_objects(determine_wants, mapping)[0]
685
651
def is_compatible(source, target):