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from binascii import hexlify
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from cStringIO import StringIO
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from bzrlib.atomicfile import AtomicFile
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from bzrlib.osutils import (local_time_offset,
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rand_bytes, compact_date,
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kind_marker, is_inside_any, quotefn,
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sha_file, isdir, isfile,
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import bzrlib.config
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import bzrlib.errors as errors
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from bzrlib.errors import (BzrError, PointlessCommit,
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from bzrlib.revision import Revision
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from bzrlib.osutils import (kind_marker, isdir,isfile, is_inside_any,
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is_inside_or_parent_of_any,
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quotefn, sha_file, split_lines)
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from bzrlib.testament import Testament
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from bzrlib.trace import mutter, note, warning
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from bzrlib.xml5 import serializer_v5
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from bzrlib.inventory import Inventory, ROOT_ID
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from bzrlib.symbol_versioning import *
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from bzrlib.inventory import Inventory, ROOT_ID, InventoryEntry
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from bzrlib.symbol_versioning import (deprecated_passed,
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from bzrlib.workingtree import WorkingTree
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# raise an exception as soon as we find a single unknown.
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for unknown in self.work_tree.unknowns():
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raise StrictCommitFailed()
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if timestamp is None:
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self.timestamp = time.time()
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self.timestamp = long(timestamp)
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if self.config is None:
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self.config = bzrlib.config.BranchConfig(self.branch)
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self.rev_id = _gen_revision_id(self.config, self.timestamp)
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if committer is None:
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self.committer = self.config.username()
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assert isinstance(committer, basestring), type(committer)
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self.committer = committer
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self.timezone = local_time_offset()
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self.timezone = int(timezone)
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self.config = self.branch.get_config()
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if isinstance(message, str):
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message = message.decode(bzrlib.user_encoding)
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assert isinstance(message, unicode), type(message)
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self.work_inv = self.work_tree.inventory
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self.basis_tree = self.work_tree.basis_tree()
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self.basis_inv = self.basis_tree.inventory
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# one to finish, one for rev and inventory, and one for each
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# inventory entry, and the same for the new inventory.
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# note that this estimate is too long when we do a partial tree
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# commit which excludes some new files from being considered.
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# The estimate is corrected when we populate the new inv.
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self.pb_total = len(self.work_inv) + 5
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self._gather_parents()
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if len(self.parents) > 1 and self.specific_files:
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raise NotImplementedError('selected-file commit of merges is not supported yet')
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raise NotImplementedError('selected-file commit of merges is not supported yet: files %r',
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self._check_parents_present()
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self.builder = self.branch.get_commit_builder(self.parents,
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self.config, timestamp, timezone, committer, revprops, rev_id)
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self._remove_deleted()
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self._populate_new_inv()
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self._store_snapshot()
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self._report_deletes()
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if not (self.allow_pointless
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or len(self.parents) > 1
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or self.new_inv != self.basis_inv):
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or self.builder.new_inventory != self.basis_inv):
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raise PointlessCommit()
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if len(self.work_tree.conflicts())>0:
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raise ConflictsInTree
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self.inv_sha1 = self.branch.repository.add_inventory(
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self._make_revision()
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self._emit_progress_update()
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# TODO: Now the new inventory is known, check for conflicts and prompt the
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# user for a commit message.
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self.builder.finish_inventory()
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self._emit_progress_update()
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self.rev_id = self.builder.commit(self.message)
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self._emit_progress_update()
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# revision data is in the local branch now.
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# upload revision data to the master.
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# this will propogate merged revisions too if needed.
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# this will propagate merged revisions too if needed.
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if self.bound_branch:
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self.master_branch.repository.fetch(self.branch.repository,
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revision_id=self.rev_id)
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self.bound_branch = self.branch
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self.master_branch.lock_write()
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self.master_locked = True
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#### # Check to see if we have any pending merges. If we do
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#### # those need to be pushed into the master branch
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#### pending_merges = self.work_tree.pending_merges()
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#### if pending_merges:
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#### for revision_id in pending_merges:
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#### self.master_branch.repository.fetch(self.bound_branch.repository,
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#### revision_id=revision_id)
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"""Cleanup any open locks, progress bars etc."""
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cleanups = [self._cleanup_bound_branch,
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self.work_tree.unlock,
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found_exception = None
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for cleanup in cleanups:
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# we want every cleanup to run no matter what.
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# so we have a catchall here, but we will raise the
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# last encountered exception up the stack: and
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# typically this will be useful enough.
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if found_exception is not None:
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# don't do a plan raise, because the last exception may have been
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# trashed, e is our sure-to-work exception even though it loses the
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# full traceback. XXX: RBC 20060421 perhaps we could check the
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# exc_info and if its the same one do a plain raise otherwise
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# 'raise e' as we do now.
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def _cleanup_bound_branch(self):
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"""Executed at the end of a try/finally to cleanup a bound branch.
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def _gather_parents(self):
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"""Record the parents of a merge for merge detection."""
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pending_merges = self.work_tree.pending_merges()
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# TODO: Make sure that this list doesn't contain duplicate
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# entries and the order is preserved when doing this.
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self.parents = self.work_tree.get_parent_ids()
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self.parent_invs = []
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self.present_parents = []
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precursor_id = self.branch.last_revision()
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self.parents.append(precursor_id)
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self.parents += pending_merges
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for revision in self.parents:
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if self.branch.repository.has_revision(revision):
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inventory = self.branch.repository.get_inventory(revision)
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self.parent_invs.append(inventory)
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self.present_parents.append(revision)
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def _check_parents_present(self):
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for parent_id in self.parents:
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if not self.branch.repository.has_revision(parent_id):
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if parent_id == self.branch.last_revision():
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warning("parent is missing %r", parent_id)
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raise HistoryMissing(self.branch, 'revision', parent_id)
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mutter("commit will ghost revision %r", parent_id)
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raise BzrCheckError("branch %s is missing revision {%s}"
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% (self.branch, parent_id))
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def _make_revision(self):
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"""Record a new revision object for this commit."""
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rev = Revision(timestamp=self.timestamp,
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timezone=self.timezone,
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committer=self.committer,
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message=self.message,
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inventory_sha1=self.inv_sha1,
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revision_id=self.rev_id,
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properties=self.revprops)
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rev.parent_ids = self.parents
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self.branch.repository.add_revision(self.rev_id, rev, self.new_inv, self.config)
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def _remove_deleted(self):
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"""Remove deleted files from the working inventories.
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del self.work_inv[file_id]
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self.work_tree._write_inventory(self.work_inv)
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def _store_snapshot(self):
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"""Pass over inventory and record a snapshot.
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Entries get a new revision when they are modified in
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any way, which includes a merge with a new set of
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parents that have the same entry.
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# XXX: Need to think more here about when the user has
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# made a specific decision on a particular value -- c.f.
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for path, ie in self.new_inv.iter_entries():
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previous_entries = ie.find_previous_heads(
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self.branch.repository.get_transaction())
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if ie.revision is None:
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change = ie.snapshot(self.rev_id, path, previous_entries,
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self.work_tree, self.weave_store,
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self.branch.get_transaction())
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self.reporter.snapshot_change(change, path)
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def _populate_new_inv(self):
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"""Build revision inventory.
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None; inventory entries that are carried over untouched have their
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revision set to their prior value.
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# ESEPARATIONOFCONCERNS: this function is diffing and using the diff
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# results to create a new inventory at the same time, which results
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# in bugs like #46635. Any reason not to use/enhance Tree.changes_from?
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mutter("Selecting files for commit with filter %s", self.specific_files)
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self.new_inv = Inventory(revision_id=self.rev_id)
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for path, new_ie in self.work_inv.iter_entries():
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# at this point we dont copy the root entry:
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entries = self.work_inv.iter_entries()
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self._emit_progress_update()
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for path, new_ie in entries:
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self._emit_progress_update()
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file_id = new_ie.file_id
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mutter('check %s {%s}', path, new_ie.file_id)
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if self.specific_files:
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if not is_inside_any(self.specific_files, path):
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mutter('%s not selected for commit', path)
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self._carry_entry(file_id)
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# mutter('check %s {%s}', path, file_id)
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if (not self.specific_files or
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is_inside_or_parent_of_any(self.specific_files, path)):
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# mutter('%s selected for commit', path)
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# mutter('%s not selected for commit', path)
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if self.basis_inv.has_id(file_id):
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ie = self.basis_inv[file_id].copy()
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# this entry is new and not being committed
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# this is selected, ensure its parents are too.
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parent_id = new_ie.parent_id
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while parent_id != ROOT_ID:
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if not self.new_inv.has_id(parent_id):
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ie = self._select_entry(self.work_inv[parent_id])
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mutter('%s selected for commit because of %s',
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self.new_inv.id2path(parent_id), path)
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ie = self.new_inv[parent_id]
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if ie.revision is not None:
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mutter('%s selected for commit because of %s',
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self.new_inv.id2path(parent_id), path)
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parent_id = ie.parent_id
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mutter('%s selected for commit', path)
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self._select_entry(new_ie)
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def _select_entry(self, new_ie):
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"""Make new_ie be considered for committing."""
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def _carry_entry(self, file_id):
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"""Carry the file unchanged from the basis revision."""
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if self.basis_inv.has_id(file_id):
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self.new_inv.add(self.basis_inv[file_id].copy())
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self.builder.record_entry_contents(ie, self.parent_invs,
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path, self.work_tree)
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# describe the nature of the change that has occurred relative to
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# the basis inventory.
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if (self.basis_inv.has_id(ie.file_id)):
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basis_ie = self.basis_inv[ie.file_id]
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change = ie.describe_change(basis_ie, ie)
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if change in (InventoryEntry.RENAMED,
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InventoryEntry.MODIFIED_AND_RENAMED):
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old_path = self.basis_inv.id2path(ie.file_id)
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self.reporter.renamed(change, old_path, path)
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self.reporter.snapshot_change(change, path)
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if not self.specific_files:
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# ignore removals that don't match filespec
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for path, new_ie in self.basis_inv.iter_entries():
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if new_ie.file_id in self.work_inv:
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if is_inside_any(self.specific_files, path):
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self.builder.record_entry_contents(ie, self.parent_invs, path,
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def _emit_progress_update(self):
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"""Emit an update to the progress bar."""
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self.pb.update("Committing", self.pb_count, self.pb_total)
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def _report_deletes(self):
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for file_id in self.basis_inv:
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if file_id not in self.new_inv:
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self.reporter.deleted(self.basis_inv.id2path(file_id))
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def _gen_revision_id(config, when):
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"""Return new revision-id."""
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s = '%s-%s-' % (config.user_email(), compact_date(when))
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s += hexlify(rand_bytes(8))
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for path, ie in self.basis_inv.iter_entries():
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if ie.file_id not in self.builder.new_inventory:
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self.reporter.deleted(path)
added
removed
bzrlib/commit.py
