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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-03-06 06:48:25 UTC
  • mfrom: (4070.8.6 debug-config)
  • Revision ID: pqm@pqm.ubuntu.com-20090306064825-kbpwggw21dygeix6
(mbp) debug_flags configuration option

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bzrlib/upgrade.py
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""bzr upgrade logic."""
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from bzrlib.bzrdir import BzrDir, BzrDirFormat, format_registry
 
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from bzrlib.bzrdir import BzrDir, BzrDirFormat
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import bzrlib.errors as errors
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from bzrlib.remote import RemoteBzrDir
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from bzrlib.transport import get_transport
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class Convert(object):
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    def __init__(self, url, format=None):
 
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    def __init__(self, url, format):
 
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        if format is None:
 
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            format = BzrDirFormat.get_default_format()
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        self.format = format
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        self.bzrdir = BzrDir.open_unsupported(url)
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        if isinstance(self.bzrdir, RemoteBzrDir):
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            # might not be a format we can open without upgrading; see e.g.
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            # https://bugs.launchpad.net/bzr/+bug/253891
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            pass
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        if self.format is None:
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            try:
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                rich_root = self.bzrdir.find_repository()._format.rich_root_data
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            except errors.NoRepositoryPresent:
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                rich_root = False # assume no rich roots
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            if rich_root:
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                format_name = "default-rich-root"
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            else:
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                format_name = "default"
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            format = format_registry.make_bzrdir(format_name)
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        else:
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            format = self.format
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        if not self.bzrdir.needs_format_conversion(format):
 
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        if not self.bzrdir.needs_format_conversion(self.format):
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            raise errors.UpToDateFormat(self.bzrdir._format)
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        if not self.bzrdir.can_convert_format():
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            raise errors.BzrError("cannot upgrade from bzrdir format %s" %
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                           self.bzrdir._format)
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        self.bzrdir.check_conversion_target(format)
 
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        self.bzrdir.check_conversion_target(self.format)
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        self.pb.note('starting upgrade of %s', self.transport.base)
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        self.bzrdir.backup_bzrdir()
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        while self.bzrdir.needs_format_conversion(format):
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            converter = self.bzrdir._format.get_converter(format)
 
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        while self.bzrdir.needs_format_conversion(self.format):
 
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            converter = self.bzrdir._format.get_converter(self.format)
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            self.bzrdir = converter.convert(self.bzrdir, self.pb)
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        self.pb.note("finished")
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