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"""See InterRepository.copy_content."""
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self.fetch(revision_id, pb, find_ghosts=False)
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def dfetch_refs(self, update_refs):
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"""Fetch non-roundtripped revisions into the target repository.
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:param update_refs: Generate refs to fetch. Receives dictionary
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with old names to old git shas. Should return a dictionary
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of new names to Bazaar revision ids.
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:return: revision id map, old refs dictionary and new refs dictionary
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raise NotImplementedError(self.dfetch_refs)
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def fetch_refs(self, update_refs):
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"""Fetch possibly roundtripped revisions into the target repository.
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:param update_refs: Generate refs to fetch. Receives dictionary
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with old refs (git shas), returns dictionary of new names to
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:return: old refs, new refs
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raise NotImplementedError(self.fetch_refs)
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class InterToLocalGitRepository(InterToGitRepository):
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"""InterBranch implementation between a Bazaar and a Git repository."""
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def __init__(self, source, target):
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super(InterToLocalGitRepository, self).__init__(source, target)
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self.target_store = self.target._git.object_store
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self.target_refs = self.target._git.refs
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def missing_revisions(self, stop_revisions, check_revid):
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def _revision_needs_fetching(self, revid):
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if revid == NULL_REVISION:
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sha_id = self.source_store._lookup_revision_sha1(revid)
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return (sha_id not in self.target_store)
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except errors.NoSuchRevision:
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def missing_revisions(self, stop_revisions):
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"""Find the revisions that are missing from the target repository.
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:param stop_revisions: Revisions to check for (tuples with
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:return: sequence of missing revisions, in topological order
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:raise: NoSuchRevision if the stop_revisions are not present in
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stop_revids = [revid for (sha1, revid) in stop_revisions]
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graph = self.source.get_graph()
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pb = ui.ui_factory.nested_progress_bar()
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graph = self.source.get_graph()
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for revid, _ in graph.iter_ancestry(stop_revisions):
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for revid, _ in graph.iter_ancestry(stop_revids):
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assert type(revid) is str
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pb.update("determining revisions to fetch", len(missing))
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if not check_revid(revid):
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if self._revision_needs_fetching(revid):
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missing.append(revid)
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return graph.iter_topo_order(missing)
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def fetch_refs(self, refs):
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fetch_spec = PendingAncestryResult(refs.values(), self.source)
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self.fetch(fetch_spec=fetch_spec)
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def dfetch_refs(self, refs):
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old_refs = self.target._git.get_refs()
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revidmap, gitidmap = self.dfetch(refs.values())
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for name, revid in refs.iteritems():
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if revid in gitidmap:
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gitid = gitidmap[revid]
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return graph.iter_topo_order(missing)
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def _get_target_bzr_refs(self):
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"""Return a dictionary with references.
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:return: Dictionary with reference names as keys and tuples
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with Git SHA, Bazaar revid as values.
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refs = self.target._git.get_refs()
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for k, v in refs.iteritems():
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(kind, type_data) = self.source_store.lookup_git_sha(v)
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gitid = self.source_store._lookup_revision_sha1(revid)
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self.target._git.refs[name] = gitid
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new_refs[name] = gitid
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bzr_refs[k] = (v, revid)
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def fetch_refs(self, update_refs):
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self.source.lock_read()
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old_refs = self._get_target_bzr_refs()
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new_refs = update_refs(old_refs)
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self.fetch(mapped_refs=new_refs.values())
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return old_refs, new_refs
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def dfetch_refs(self, update_refs):
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self.source.lock_read()
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old_refs = self._get_target_bzr_refs()
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new_refs = update_refs(old_refs)
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revidmap, gitidmap = self.dfetch(new_refs.values())
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for name, (gitid, revid) in new_refs.iteritems():
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gitid = gitidmap[revid]
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gitid = self.source_store._lookup_revision_sha1(revid)
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self.target._git.refs[name] = gitid
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new_refs[name] = (gitid, self.source_store.lookup_git_sha(gitid)[1][0])
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return revidmap, old_refs, new_refs
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def _find_missing_revs(self, stop_revisions):
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def check_revid(revid):
149
if revid == NULL_REVISION:
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return (self.source_store._lookup_revision_sha1(revid) in self.target_store)
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except errors.NoSuchRevision:
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return list(self.missing_revisions(stop_revisions, check_revid))
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def _get_missing_objects_iterator(self, pb):
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return MissingObjectsIterator(self.source_store, self.source, pb)
158
233
def dfetch(self, stop_revisions):
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"""Import the gist of the ancestry of a particular revision."""
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253
return revidmap, gitidmap
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255
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
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if revision_id is not None:
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stop_revisions = [revision_id]
256
fetch_spec=None, mapped_refs=None):
257
if mapped_refs is not None:
258
stop_revisions = mapped_refs
259
elif revision_id is not None:
260
stop_revisions = [(None, revision_id)]
185
261
elif fetch_spec is not None:
186
stop_revisions = fetch_spec.heads
262
stop_revisions = [(None, revid) for revid in fetch_spec.heads]
188
stop_revisions = self.source.all_revision_ids()
264
stop_revisions = [(None, revid) for revid in self.source.all_revision_ids()]
189
265
self.source.lock_read()
191
todo = self._find_missing_revs(stop_revisions)
267
todo = list(self.missing_revisions(stop_revisions))
192
268
pb = ui.ui_factory.nested_progress_bar()
194
object_generator = MissingObjectsIterator(self.source_store,
270
object_generator = self._get_missing_objects_iterator(pb)
196
271
for (revid, git_sha) in object_generator.import_revisions(
197
272
todo, roundtrip=True):
215
290
class InterToRemoteGitRepository(InterToGitRepository):
217
def dfetch_refs(self, new_refs):
292
def dfetch_refs(self, update_refs):
218
293
"""Import the gist of the ancestry of a particular revision."""
221
def determine_wants(refs):
295
def determine_wants(old_refs):
223
old_refs.update(new_refs)
224
for name, revid in new_refs.iteritems():
225
ret[name] = self.source_store._lookup_revision_sha1(revid)
297
self.old_refs = old_refs
298
self.new_refs = update_refs(self.old_refs)
299
for name, (gitid, revid) in self.new_refs.iteritems():
301
ret[name] = self.source_store._lookup_revision_sha1(revid)
227
305
self.source.lock_read()
229
307
new_refs = self.target.send_pack(determine_wants,
230
self.source_store.generate_pack_contents)
308
self.source_store.generate_lossy_pack_contents)
232
310
self.source.unlock()
233
return revidmap, old_refs, new_refs
311
return revidmap, self.old_refs, self.new_refs
235
def fetch(self, revision_id=None, pb=None, find_ghosts=False,
313
def fetch_refs(self, update_refs):
237
314
raise NoPushSupport()