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tuple(parent_keys), ie.text_sha1, chunks)])
159
157
if base_hexsha is not None:
160
old_path = path # Renames are not supported yet
158
old_path = path.decode("utf-8") # Renames are not supported yet
161
159
if stat.S_ISDIR(base_mode):
162
160
invdelta.extend(remove_disappeared_children(base_inv, old_path,
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161
lookup_object(base_hexsha), [], lookup_object))
166
invdelta.append((old_path, path, file_id, ie))
164
new_path = path.decode("utf-8")
165
invdelta.append((old_path, new_path, file_id, ie))
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166
if base_hexsha != hexsha:
168
store_updater.add_object(blob, ie)
167
store_updater.add_object(blob, ie, path)
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195
def remove_disappeared_children(base_inv, path, base_tree, existing_children,
197
"""Generate an inventory delta for removed children.
199
:param base_inv: Base inventory against which to generate the
201
:param path: Path to process (unicode)
202
:param base_tree: Git Tree base object
203
:param existing_children: Children that still exist
204
:param lookup_object: Lookup a git object by its SHA1
205
:return: Inventory delta, as list
207
assert type(path) is unicode
199
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for name, mode, hexsha in base_tree.iteritems():
200
210
if name in existing_children:
202
212
c_path = posixpath.join(path, name.decode("utf-8"))
203
ret.append((c_path, None, base_inv.path2id(c_path), None))
213
file_id = base_inv.path2id(c_path)
214
assert file_id is not None
215
ret.append((c_path, None, file_id, None))
204
216
if stat.S_ISDIR(mode):
205
217
ret.extend(remove_disappeared_children(
206
218
base_inv, c_path, lookup_object(hexsha), [], lookup_object))
214
226
"""Import a git tree object into a bzr repository.
216
228
:param texts: VersionedFiles object to add to
217
:param path: Path in the tree
229
:param path: Path in the tree (str)
230
:param name: Name of the tree (str)
218
231
:param tree: A git tree object
219
232
:param base_inv: Base inventory against which to return inventory delta
220
233
:return: Inventory delta for this subtree
235
assert type(path) is str
236
assert type(name) is str
222
237
if base_hexsha == hexsha and base_mode == mode:
223
238
# If nothing has changed since the base revision, we're done
232
247
old_path = None # Newly appeared here
234
249
base_tree = lookup_object(base_hexsha)
235
old_path = path # Renames aren't supported yet
250
old_path = path.decode("utf-8") # Renames aren't supported yet
251
new_path = path.decode("utf-8")
236
252
if base_tree is None or type(base_tree) is not Tree:
237
253
ie.revision = revision_id
238
invdelta.append((old_path, path, ie.file_id, ie))
254
invdelta.append((old_path, new_path, ie.file_id, ie))
239
255
texts.insert_record_stream([
240
256
ChunkedContentFactory((ie.file_id, ie.revision), (), None, [])])
241
257
# Remember for next time
279
295
child_modes[child_path] = child_mode
280
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# Remove any children that have disappeared
281
297
if base_tree is not None and type(base_tree) is Tree:
282
invdelta.extend(remove_disappeared_children(base_inv, old_path,
298
invdelta.extend(remove_disappeared_children(base_inv, old_path,
283
299
base_tree, existing_children, lookup_object))
284
store_updater.add_object(tree, ie)
300
store_updater.add_object(tree, ie, path)
285
301
return invdelta, child_modes
292
308
raise AssertionError("unusual modes don't match: %r != %r" % (
293
309
unusual_modes, new_unusual_modes))
294
310
# Verify that we can reconstruct the commit properly
295
rec_o = target_git_object_retriever._reconstruct_commit(rev, o.tree)
311
rec_o = target_git_object_retriever._reconstruct_commit(rev, o.tree, True)
297
313
raise AssertionError("Reconstructed commit differs: %r != %r" % (
325
341
def import_git_commit(repo, mapping, head, lookup_object,
326
342
target_git_object_retriever, trees_cache):
327
343
o = lookup_object(head)
328
rev = mapping.import_commit(o)
344
rev = mapping.import_commit(o,
345
lambda x: target_git_object_retriever.lookup_git_sha(x)[1][0])
329
346
# We have to do this here, since we have to walk the tree and
330
347
# we need to make sure to import the blobs / trees with the right
331
348
# path; this may involve adding them more than once.
339
356
base_tree = lookup_object(o.parents[0]).tree
340
357
base_mode = stat.S_IFDIR
341
358
store_updater = target_git_object_retriever._get_updater(rev)
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
359
store_updater.add_object(o, None, None)
360
fileid_map = mapping.get_fileid_map(lookup_object, o.tree)
351
361
inv_delta, unusual_modes = import_git_tree(repo.texts,
352
mapping, "", u"", (base_tree, o.tree), base_inv,
362
mapping, "", "", (base_tree, o.tree), base_inv,
353
363
None, rev.revision_id, [p.inventory for p in parent_trees],
354
364
lookup_object, (base_mode, stat.S_IFDIR), store_updater,
365
fileid_map.lookup_file_id,
356
366
allow_submodules=getattr(repo._format, "supports_tree_reference", False))
357
367
store_updater.finish()
358
368
if unusual_modes != {}:
365
375
basis_id = NULL_REVISION
367
377
rev.inventory_sha1, inv = repo.add_inventory_by_delta(basis_id,
368
inv_delta, rev.revision_id, rev.parent_ids,
378
inv_delta, rev.revision_id, rev.parent_ids, base_inv)
370
379
ret_tree = RevisionTree(repo, inv, rev.revision_id)
371
380
trees_cache.add(ret_tree)
372
381
repo.add_revision(rev.revision_id, rev)
407
416
if isinstance(o, Commit):
408
rev = mapping.import_commit(o)
417
rev = mapping.import_commit(o, lambda x: None)
409
418
if repo.has_revision(rev.revision_id):
411
squash_revision(repo, rev)
412
420
graph.append((o.id, o.parents))
413
421
heads.extend([p for p in o.parents if p not in checked])
414
422
elif isinstance(o, Tag):
466
474
"""See InterRepository.copy_content."""
467
475
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)
475
478
class InterGitNonGitRepository(InterGitRepository):
476
479
"""Base InterRepository that copies revisions from a Git into a non-Git
479
def fetch_refs(self, revision_id=None, pb=None, find_ghosts=False,
482
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
480
483
mapping=None, fetch_spec=None):
481
484
if mapping is None:
482
485
mapping = self.source.get_mapping()
492
495
if interesting_heads is None:
493
496
ret = [sha for (ref, sha) in refs.iteritems() if not ref.endswith("^{}")]
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))]
498
ret = [self.source.lookup_bzr_revision_id(revid)[0] for revid in interesting_heads if revid not in (None, NULL_REVISION)]
499
return [rev for rev in ret if not self.target.has_revision(self.source.lookup_foreign_revision_id(rev))]
497
500
(pack_hint, _) = self.fetch_objects(determine_wants, mapping, pb)
498
501
if pack_hint is not None and self.target._format.pack_compresses:
499
502
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)
506
503
return self._refs
630
627
raise AssertionError
632
def fetch_refs(self, revision_id=None, pb=None, find_ghosts=False,
629
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
633
630
mapping=None, fetch_spec=None, branches=None):
634
631
if mapping is None:
635
632
mapping = self.source.get_mapping()
646
643
determine_wants = lambda x: [y for y in args if not y in r.object_store]
647
644
return self.fetch_objects(determine_wants, mapping)[0]
651
647
def is_compatible(source, target):
652
648
"""Be compatible with GitRepository."""