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Viewing changes to breezy/plugins/repodebug/check_chk.py

  • Committer: Jelmer Vernooij
  • Date: 2017-09-02 22:39:35 UTC
  • mfrom: (0.198.9 bzr-repodebug)
  • mto: This revision was merged to the branch mainline in revision 6786.
  • Revision ID: jelmer@jelmer.uk-20170902223935-tdznuv85ppvlmd8u
Merge lp:bzr-repodebug.

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breezy/plugins/repodebug/check_chk.py
 
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# Copyright (C) 2010-2011 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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"""Check each CHK page to make sure it is in 'canonical' form.
 
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"""
 
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from ... import (
 
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    controldir,
 
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    commands,
 
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    trace,
 
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    transport,
 
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    ui,
 
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    )
 
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from ...bzr import (
 
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    chk_map,
 
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    groupcompress,
 
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    )
 
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class cmd_check_chk(commands.Command):
 
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    """Check the CHK pages for canonical form.
 
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    """
 
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    hidden = True
 
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    takes_args = []
 
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    takes_options = ['directory', 'revision']
 
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    def run(self, directory='.', revision=None):
 
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        wt, branch, relpath = controldir.ControlDir.open_containing_tree_or_branch(
 
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            directory)
 
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        factory = groupcompress.make_pack_factory(False, False, 1)
 
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        t = transport.get_transport('memory:///')
 
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        vf = factory(t)
 
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        self.add_cleanup(branch.lock_read().unlock)
 
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        repo = branch.repository
 
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        if revision is None or len(revision) == 0:
 
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            inv_keys = repo.inventories.keys()
 
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            inv_ids = [k[-1] for k in inv_keys]
 
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        elif len(revision) == 1:
 
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            inv_ids = [revision[0].as_revision_id(branch)]
 
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        elif len(revision) == 2:
 
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            g = repo.get_graph()
 
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            r1 = revision[0].as_revision_id(branch)
 
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            r2 = revision[1].as_revision_id(branch)
 
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            inv_ids = g.find_unique_ancestors(r2, [r1])
 
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        pb = ui.ui_factory.nested_progress_bar()
 
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        self.add_cleanup(pb.finished)
 
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        for idx, inv in enumerate(repo.iter_inventories(inv_ids)):
 
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            pb.update('checking', idx, len(inv_ids))
 
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            d = dict(inv.id_to_entry.iteritems())
 
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            test_key = chk_map.CHKMap.from_dict(vf, d,
 
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                maximum_size=inv.id_to_entry._root_node._maximum_size,
 
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                key_width=inv.id_to_entry._root_node._key_width,
 
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                search_key_func=inv.id_to_entry._search_key_func)
 
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            if inv.id_to_entry.key() != test_key:
 
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                trace.warning('Failed for id_to_entry inv: %s'
 
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                              % (inv.revision_id,))
 
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            pid = inv.parent_id_basename_to_file_id
 
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            d = dict(pid.iteritems())
 
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            test_key = chk_map.CHKMap.from_dict(vf, d,
 
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                maximum_size=pid._root_node._maximum_size,
 
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                key_width=pid._root_node._key_width,
 
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                search_key_func=pid._search_key_func)
 
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            if pid.key() != test_key:
 
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                trace.warning('Failed for parent_id_to_basename inv: %s'
 
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                              % (inv.revision_id,))
 
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