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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# TODO: Split the command framework away from the actual commands.
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# TODO: probably should say which arguments are candidates for glob
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# expansion on windows and do that at the command level.
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from bzrlib.trace import mutter, note, log_error, warning
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from bzrlib.errors import BzrError, BzrCheckError, BzrCommandError
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from bzrlib.branch import find_branch
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from bzrlib import BZRDIR
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def register_command(cmd):
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"Utility function to help register a command"
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if k.startswith("cmd_"):
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k_unsquished = _unsquish_command_name(k)
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if not plugin_cmds.has_key(k_unsquished):
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plugin_cmds[k_unsquished] = cmd
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log_error('Two plugins defined the same command: %r' % k)
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log_error('Not loading the one in %r' % sys.modules[cmd.__module__])
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from bzrlib.trace import mutter, note, log_error
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from bzrlib.errors import bailout, BzrError, BzrCheckError, BzrCommandError
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from bzrlib.osutils import quotefn
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from bzrlib import Branch, Inventory, InventoryEntry, BZRDIR, \
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def _squish_command_name(cmd):
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assert cmd.startswith("cmd_")
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return cmd[4:].replace('_','-')
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def _parse_revision_str(revstr):
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"""This handles a revision string -> revno.
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This always returns a list. The list will have one element for
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It supports integers directly, but everything else it
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defers for passing to Branch.get_revision_info()
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>>> _parse_revision_str('234')
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>>> _parse_revision_str('234..567')
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>>> _parse_revision_str('..')
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>>> _parse_revision_str('..234')
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>>> _parse_revision_str('234..')
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>>> _parse_revision_str('234..456..789') # Maybe this should be an error
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>>> _parse_revision_str('234....789') # Error?
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>>> _parse_revision_str('revid:test@other.com-234234')
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['revid:test@other.com-234234']
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>>> _parse_revision_str('revid:test@other.com-234234..revid:test@other.com-234235')
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['revid:test@other.com-234234', 'revid:test@other.com-234235']
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>>> _parse_revision_str('revid:test@other.com-234234..23')
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['revid:test@other.com-234234', 23]
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>>> _parse_revision_str('date:2005-04-12')
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>>> _parse_revision_str('date:2005-04-12 12:24:33')
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['date:2005-04-12 12:24:33']
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>>> _parse_revision_str('date:2005-04-12T12:24:33')
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['date:2005-04-12T12:24:33']
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>>> _parse_revision_str('date:2005-04-12,12:24:33')
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['date:2005-04-12,12:24:33']
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>>> _parse_revision_str('-5..23')
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>>> _parse_revision_str('-5')
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>>> _parse_revision_str('123a')
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>>> _parse_revision_str('abc')
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"""This handles a revision string -> revno.
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There are several possibilities:
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'234:345' -> [234, 345]
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In the future we will also support:
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'uuid:blah-blah-blah' -> ?
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'hash:blahblahblah' -> ?
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old_format_re = re.compile('\d*:\d*')
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m = old_format_re.match(revstr)
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warning('Colon separator for revision numbers is deprecated.'
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for rev in revstr.split(':'):
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revs.append(int(rev))
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for x in revstr.split('..'):
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if revstr.find(':') != -1:
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revs = revstr.split(':')
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raise ValueError('More than 2 pieces not supported for --revision: %r' % revstr)
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revs[0] = int(revs[0])
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revs[1] = int(revs[1])
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"""Find all python files which are plugins, and load their commands
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to add to the list of "all commands"
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def get_merge_type(typestring):
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"""Attempt to find the merge class/factory associated with a string."""
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from merge import merge_types
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return merge_types[typestring][0]
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templ = '%s%%7s: %%s' % (' '*12)
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lines = [templ % (f[0], f[1][1]) for f in merge_types.iteritems()]
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type_list = '\n'.join(lines)
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msg = "No known merge type %s. Supported types are:\n%s" %\
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(typestring, type_list)
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raise BzrCommandError(msg)
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The environment variable BZRPATH is considered a delimited set of
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paths to look through. Each entry is searched for *.py files.
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If a directory is found, it is also searched, but they are
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not searched recursively. This allows you to revctl the plugins.
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def _get_cmd_dict(plugins_override=True):
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Inside the plugin should be a series of cmd_* function, which inherit from
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the bzrlib.commands.Command class.
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bzrpath = os.environ.get('BZRPLUGINPATH', '')
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_platform_extensions = {
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if _platform_extensions.has_key(sys.platform):
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platform_extension = _platform_extensions[sys.platform]
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platform_extension = None
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for d in bzrpath.split(os.pathsep):
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plugin_names = {} # This should really be a set rather than a dict
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for f in os.listdir(d):
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if f.endswith('.py'):
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elif f.endswith('.pyc') or f.endswith('.pyo'):
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elif platform_extension and f.endswith(platform_extension):
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f = f[:-len(platform_extension)]
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if f.endswidth('module'):
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f = f[:-len('module')]
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if not plugin_names.has_key(f):
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plugin_names[f] = True
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plugin_names = plugin_names.keys()
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sys.path.insert(0, d)
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for name in plugin_names:
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if sys.modules.has_key(name):
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old_module = sys.modules[name]
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del sys.modules[name]
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plugin = __import__(name, locals())
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for k in dir(plugin):
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if k.startswith('cmd_'):
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k_unsquished = _unsquish_command_name(k)
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if not plugin_cmds.has_key(k_unsquished):
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plugin_cmds[k_unsquished] = getattr(plugin, k)
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log_error('Two plugins defined the same command: %r' % k)
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log_error('Not loading the one in %r in dir %r' % (name, d))
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sys.modules[name] = old_module
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except ImportError, e:
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log_error('Unable to load plugin: %r from %r\n%s' % (name, d, e))
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def _get_cmd_dict(include_plugins=True):
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for k, v in globals().iteritems():
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if k.startswith("cmd_"):
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d[_unsquish_command_name(k)] = v
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# If we didn't load plugins, the plugin_cmds dict will be empty
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d.update(plugin_cmds)
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d2 = plugin_cmds.copy()
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d.update(_find_plugins())
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def get_all_cmds(plugins_override=True):
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def get_all_cmds(include_plugins=True):
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"""Return canonical name and class for all registered commands."""
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for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
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for k, v in _get_cmd_dict(include_plugins=include_plugins).iteritems():
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def get_cmd_class(cmd, plugins_override=True):
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def get_cmd_class(cmd,include_plugins=True):
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"""Return the canonical name and command class for a command.
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cmd = str(cmd) # not unicode
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# first look up this command under the specified name
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cmds = _get_cmd_dict(plugins_override=plugins_override)
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cmds = _get_cmd_dict(include_plugins=include_plugins)
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return cmd, cmds[cmd]
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class ExternalCommand(Command):
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"""Class to wrap external commands.
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We cheat a little here, when get_cmd_class() calls us we actually
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give it back an object we construct that has the appropriate path,
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help, options etc for the specified command.
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When run_bzr() tries to instantiate that 'class' it gets caught by
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the __call__ method, which we override to call the Command.__init__
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method. That then calls our run method which is pretty straight
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The only wrinkle is that we have to map bzr's dictionary of options
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and arguments back into command line options and arguments for the
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We cheat a little here, when get_cmd_class() calls us we actually give it back
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an object we construct that has the appropriate path, help, options etc for the
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When run_bzr() tries to instantiate that 'class' it gets caught by the __call__
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method, which we override to call the Command.__init__ method. That then calls
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our run method which is pretty straight forward.
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The only wrinkle is that we have to map bzr's dictionary of options and arguments
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back into command line options and arguments for the script.
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def find_command(cls, cmd):
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def __init__(self, path):
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# TODO: If either of these fail, we should detect that and
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# assume that path is not really a bzr plugin after all.
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pipe = os.popen('%s --bzr-usage' % path, 'r')
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self.takes_options = pipe.readline().split()
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for opt in self.takes_options:
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if not opt in OPTIONS:
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raise BzrError("Unknown option '%s' returned by external command %s"
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# TODO: Is there any way to check takes_args is valid here?
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self.takes_args = pipe.readline().split()
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if pipe.close() is not None:
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raise BzrError("Failed funning '%s --bzr-usage'" % path)
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pipe = os.popen('%s --bzr-help' % path, 'r')
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self.__doc__ = pipe.read()
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if pipe.close() is not None:
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raise BzrError("Failed funning '%s --bzr-help'" % path)
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def __call__(self, options, arguments):
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Command.__init__(self, options, arguments)
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directory is shown. Otherwise, only the status of the specified
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files or directories is reported. If a directory is given, status
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is reported for everything inside that directory.
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If a revision is specified, the changes since that revision are shown.
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takes_args = ['file*']
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takes_options = ['all', 'show-ids', 'revision']
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takes_options = ['all', 'show-ids']
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aliases = ['st', 'stat']
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def run(self, all=False, show_ids=False, file_list=None):
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b = find_branch(file_list[0])
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b = Branch(file_list[0])
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file_list = [b.relpath(x) for x in file_list]
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# special case: only one path was given and it's the root
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if file_list == ['']:
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from bzrlib.status import show_status
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show_status(b, show_unchanged=all, show_ids=show_ids,
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specific_files=file_list)
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status.show_status(b, show_unchanged=all, show_ids=show_ids,
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specific_files=file_list)
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class cmd_cat_revision(Command):
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whether already versioned or not, are searched for files or
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subdirectories that are neither versioned or ignored, and these
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are added. This search proceeds recursively into versioned
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directories. If no names are given '.' is assumed.
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Therefore simply saying 'bzr add' will version all files that
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Therefore simply saying 'bzr add .' will version all files that
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are currently unknown.
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TODO: Perhaps adding a file whose directly is not versioned should
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recursively add that parent, rather than giving an error?
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takes_args = ['file*']
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takes_args = ['file+']
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takes_options = ['verbose', 'no-recurse']
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def run(self, file_list, verbose=False, no_recurse=False):
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from bzrlib.add import smart_add
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smart_add(file_list, verbose, not no_recurse)
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class cmd_mkdir(Command):
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"""Create a new versioned directory.
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This is equivalent to creating the directory and then adding it.
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takes_args = ['dir+']
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def run(self, dir_list):
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b.add([d], verbose=True)
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bzrlib.add.smart_add(file_list, verbose, not no_recurse)
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class cmd_relpath(Command):
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takes_args = ['from_name', 'to_name']
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def run(self, from_name, to_name):
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b.rename_one(b.relpath(from_name), b.relpath(to_name))
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class cmd_mv(Command):
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"""Move or rename a file.
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bzr mv OLDNAME NEWNAME
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bzr mv SOURCE... DESTINATION
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If the last argument is a versioned directory, all the other names
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are moved into it. Otherwise, there must be exactly two arguments
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and the file is changed to a new name, which must not already exist.
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Files cannot be moved between branches.
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takes_args = ['names*']
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def run(self, names_list):
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if len(names_list) < 2:
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raise BzrCommandError("missing file argument")
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b = find_branch(names_list[0])
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rel_names = [b.relpath(x) for x in names_list]
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if os.path.isdir(names_list[-1]):
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# move into existing directory
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b.move(rel_names[:-1], rel_names[-1])
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if len(names_list) != 2:
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raise BzrCommandError('to mv multiple files the destination '
566
'must be a versioned directory')
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b.move(rel_names[0], rel_names[1])
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class cmd_pull(Command):
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def run(self, location=None):
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from bzrlib.merge import merge
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from shutil import rmtree
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br_to = find_branch('.')
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stored_loc = None
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stored_loc = br_to.controlfile("x-pull", "rb").read().rstrip('\n')
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495
except IOError, e:
599
if e.errno != errno.ENOENT:
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if errno == errno.ENOENT:
601
498
if location is None:
602
if stored_loc is None:
603
raise BzrCommandError("No pull location known or specified.")
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print "Using last location: %s" % stored_loc
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location = stored_loc
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cache_root = tempfile.mkdtemp()
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from bzrlib.branch import DivergedBranches
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location = stored_loc
501
raise BzrCommandError("No pull location known or specified.")
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from branch import find_branch, DivergedBranches
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br_from = find_branch(location)
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location = pull_loc(br_from)
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old_revno = br_to.revno()
613
from branch import find_cached_branch, DivergedBranches
614
br_from = find_cached_branch(location, cache_root)
615
location = pull_loc(br_from)
616
old_revno = br_to.revno()
618
br_to.update_revisions(br_from)
619
except DivergedBranches:
620
raise BzrCommandError("These branches have diverged."
623
merge(('.', -1), ('.', old_revno), check_clean=False)
624
if location != stored_loc:
625
br_to.controlfile("x-pull", "wb").write(location + "\n")
507
br_to.update_revisions(br_from)
508
except DivergedBranches:
509
raise BzrCommandError("These branches have diverged. Try merge.")
511
merge(('.', -1), ('.', old_revno), check_clean=False)
512
if location != stored_loc:
513
br_to.controlfile("x-pull", "wb").write(location + "\n")
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class cmd_branch(Command):
632
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"""Create a new copy of a branch.
634
If the TO_LOCATION is omitted, the last component of the FROM_LOCATION will
635
be used. In other words, "branch ../foo/bar" will attempt to create ./bar.
637
To retrieve the branch as of a particular revision, supply the --revision
638
parameter, as in "branch foo/bar -r 5".
520
If the TO_LOCATION is omitted, the last component of the
521
FROM_LOCATION will be used. In other words,
522
"branch ../foo/bar" will attempt to create ./bar.
640
524
takes_args = ['from_location', 'to_location?']
641
takes_options = ['revision']
642
aliases = ['get', 'clone']
644
def run(self, from_location, to_location=None, revision=None):
526
def run(self, from_location, to_location=None):
646
528
from bzrlib.merge import merge
647
from bzrlib.branch import DivergedBranches, \
648
find_cached_branch, Branch
649
from shutil import rmtree
650
from meta_store import CachedStore
652
cache_root = tempfile.mkdtemp()
656
elif len(revision) > 1:
657
raise BzrCommandError('bzr branch --revision takes exactly 1 revision value')
661
br_from = find_cached_branch(from_location, cache_root)
663
if e.errno == errno.ENOENT:
664
raise BzrCommandError('Source location "%s" does not'
665
' exist.' % to_location)
669
if to_location is None:
670
to_location = os.path.basename(from_location.rstrip("/\\"))
673
os.mkdir(to_location)
675
if e.errno == errno.EEXIST:
676
raise BzrCommandError('Target directory "%s" already'
677
' exists.' % to_location)
678
if e.errno == errno.ENOENT:
679
raise BzrCommandError('Parent of "%s" does not exist.' %
683
br_to = Branch(to_location, init=True)
685
br_to.set_root_id(br_from.get_root_id())
688
if revision[0] is None:
689
revno = br_from.revno()
691
revno, rev_id = br_from.get_revision_info(revision[0])
693
br_to.update_revisions(br_from, stop_revision=revno)
694
except bzrlib.errors.NoSuchRevision:
696
msg = "The branch %s has no revision %d." % (from_location,
698
raise BzrCommandError(msg)
700
merge((to_location, -1), (to_location, 0), this_dir=to_location,
701
check_clean=False, ignore_zero=True)
702
from_location = pull_loc(br_from)
703
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
530
if to_location is None:
531
to_location = os.path.basename(from_location)
532
# FIXME: If there's a trailing slash, keep removing them
533
# until we find the right bit
536
os.mkdir(to_location)
538
if e.errno == errno.EEXIST:
539
raise BzrCommandError('Target directory "%s" already exists.' %
541
if e.errno == errno.ENOENT:
542
raise BzrCommandError('Parent of "%s" does not exist.' %
546
br_to = Branch(to_location, init=True)
547
from branch import find_branch, DivergedBranches
549
br_from = find_branch(from_location)
551
if e.errno == errno.ENOENT:
552
raise BzrCommandError('Source location "%s" does not exist.' %
557
from_location = pull_loc(br_from)
558
br_to.update_revisions(br_from)
559
merge((to_location, -1), (to_location, 0), this_dir=to_location,
561
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
708
564
def pull_loc(branch):
959
823
-r revision requests a specific revision, -r :end or -r begin: are
962
--message allows you to give a regular expression, which will be evaluated
963
so that only matching entries will be displayed.
965
826
TODO: Make --revision support uuid: and hash: [future tag:] notation.
969
830
takes_args = ['filename?']
970
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision','long', 'message']
831
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision']
972
833
def run(self, filename=None, timezone='original',
979
from bzrlib.branch import find_branch
980
from bzrlib.log import log_formatter, show_log
838
from bzrlib import show_log, find_branch
983
841
direction = (forward and 'forward') or 'reverse'
1173
1015
except ValueError:
1174
1016
raise BzrCommandError("not a valid revision-number: %r" % revno)
1176
print find_branch('.').lookup_revision(revno)
1018
print Branch('.').lookup_revision(revno)
1179
1021
class cmd_export(Command):
1180
1022
"""Export past revision to destination directory.
1182
If no revision is specified this exports the last committed revision.
1184
Format may be an "exporter" name, such as tar, tgz, tbz2. If none is
1185
given, try to find the format with the extension. If no extension
1186
is found exports to a directory (equivalent to --format=dir).
1188
Root may be the top directory for tar, tgz and tbz2 formats. If none
1189
is given, the top directory will be the root name of the file."""
1190
# TODO: list known exporters
1024
If no revision is specified this exports the last committed revision."""
1191
1025
takes_args = ['dest']
1192
takes_options = ['revision', 'format', 'root']
1193
def run(self, dest, revision=None, format=None, root=None):
1195
b = find_branch('.')
1196
if revision is None:
1197
rev_id = b.last_patch()
1026
takes_options = ['revision']
1027
def run(self, dest, revision=None):
1029
if revision == None:
1030
rh = b.revision_history()[-1]
1199
if len(revision) != 1:
1200
raise BzrError('bzr export --revision takes exactly 1 argument')
1201
revno, rev_id = b.get_revision_info(revision[0])
1202
t = b.revision_tree(rev_id)
1203
root, ext = os.path.splitext(dest)
1205
if ext in (".tar",):
1207
elif ext in (".gz", ".tgz"):
1209
elif ext in (".bz2", ".tbz2"):
1213
t.export(dest, format, root)
1032
rh = b.lookup_revision(int(revision))
1033
t = b.revision_tree(rh)
1216
1037
class cmd_cat(Command):
1254
1071
TODO: Strict commit that fails if there are unknown or deleted files.
1256
1073
takes_args = ['selected*']
1257
takes_options = ['message', 'file', 'verbose', 'unchanged']
1074
takes_options = ['message', 'file', 'verbose']
1258
1075
aliases = ['ci', 'checkin']
1260
# TODO: Give better message for -s, --summary, used by tla people
1262
def run(self, message=None, file=None, verbose=True, selected_list=None,
1264
from bzrlib.errors import PointlessCommit
1265
from bzrlib.osutils import get_text_message
1077
def run(self, message=None, file=None, verbose=True, selected_list=None):
1078
from bzrlib.commit import commit
1267
1080
## Warning: shadows builtin file()
1268
1081
if not message and not file:
1269
# FIXME: Ugly; change status code to send to a provided function?
1273
catcher = cStringIO.StringIO()
1274
sys.stdout = catcher
1275
cmd_status({"file_list":selected_list}, {})
1276
info = catcher.getvalue()
1278
message = get_text_message(info)
1281
raise BzrCommandError("please specify a commit message",
1282
["use either --message or --file"])
1082
raise BzrCommandError("please specify a commit message",
1083
["use either --message or --file"])
1283
1084
elif message and file:
1284
1085
raise BzrCommandError("please specify either --message or --file")
1455
1203
--force is given.
1457
1205
takes_args = ['other_spec', 'base_spec?']
1458
takes_options = ['force', 'merge-type']
1206
takes_options = ['force']
1460
def run(self, other_spec, base_spec=None, force=False, merge_type=None):
1208
def run(self, other_spec, base_spec=None, force=False):
1461
1209
from bzrlib.merge import merge
1462
from bzrlib.merge_core import ApplyMerge3
1463
if merge_type is None:
1464
merge_type = ApplyMerge3
1465
1210
merge(parse_spec(other_spec), parse_spec(base_spec),
1466
check_clean=(not force), merge_type=merge_type)
1211
check_clean=(not force))
1469
1214
class cmd_revert(Command):
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"""Reverse all changes since the last commit.
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Only versioned files are affected. Specify filenames to revert only
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those files. By default, any files that are changed will be backed up
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first. Backup files have a '~' appended to their name.
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Only versioned files are affected.
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TODO: Store backups of any files that will be reverted, so
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that the revert can be undone.
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takes_options = ['revision', 'no-backup']
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takes_args = ['file*']
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aliases = ['merge-revert']
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takes_options = ['revision']
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def run(self, revision=None, no_backup=False, file_list=None):
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def run(self, revision=-1):
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from bzrlib.merge import merge
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if file_list is not None:
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if len(file_list) == 0:
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raise BzrCommandError("No files specified")
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if revision is None:
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elif len(revision) != 1:
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raise BzrCommandError('bzr revert --revision takes exactly 1 argument')
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merge(('.', revision[0]), parse_spec('.'),
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merge(('.', revision), parse_spec('.'),
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check_clean=False,
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backup_files=not no_backup,
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file_list=file_list)
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class cmd_assert_fail(Command):
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optname = a[2:]
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if optname not in OPTIONS:
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raise BzrError('unknown long option %r' % a)
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bailout('unknown long option %r' % a)
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1329
shortopt = a[1:]
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if shortopt in SHORT_OPTIONS:
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# Multi-character options must have a space to delimit
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optname = SHORT_OPTIONS[shortopt]
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# Single character short options, can be chained,
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# and have their value appended to their name
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if shortopt not in SHORT_OPTIONS:
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# We didn't find the multi-character name, and we
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# didn't find the single char name
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raise BzrError('unknown short option %r' % a)
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optname = SHORT_OPTIONS[shortopt]
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# There are extra things on this option
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# see if it is the value, or if it is another
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optargfn = OPTIONS[optname]
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if optargfn is None:
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# This option does not take an argument, so the
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# next entry is another short option, pack it back
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argv.insert(0, '-' + a[2:])
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# This option takes an argument, so pack it
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if shortopt not in SHORT_OPTIONS:
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bailout('unknown short option %r' % a)
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optname = SHORT_OPTIONS[shortopt]
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1334
if optname in opts:
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# XXX: Do we ever want to support this, e.g. for -r?
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raise BzrError('repeated option %r' % a)
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bailout('repeated option %r' % a)
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1338
optargfn = OPTIONS[optname]
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1340
if optarg == None:
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raise BzrError('option %r needs an argument' % a)
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bailout('option %r needs an argument' % a)
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1344
optarg = argv.pop(0)
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1345
opts[optname] = optargfn(optarg)
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1347
if optarg != None:
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raise BzrError('option %r takes no argument' % optname)
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bailout('option %r takes no argument' % optname)
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opts[optname] = True
1719
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This is similar to main(), but without all the trappings for
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1407
logging and error handling.
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The command-line arguments, without the program name from argv[0]
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Returns a command status or raises an exception.
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Special master options: these must come before the command because
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they control how the command is interpreted.
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Do not load plugin modules at all
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Only use builtin commands. (Plugins are still allowed to change
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Run under the Python profiler.
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argv = [a.decode(bzrlib.user_encoding) for a in argv]
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opt_profile = opt_no_plugins = opt_builtin = False
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# --no-plugins is handled specially at a very early stage. We need
1746
# to load plugins before doing other command parsing so that they
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# can override commands, but this needs to happen first.
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if a == '--profile':
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elif a == '--no-plugins':
1753
opt_no_plugins = True
1754
elif a == '--builtin':
1760
if not opt_no_plugins:
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from bzrlib.plugin import load_plugins
1764
args, opts = parse_args(argv)
1767
from bzrlib.help import help
1774
if 'version' in opts:
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print >>sys.stderr, "please try 'bzr help' for help"
1411
include_plugins=True
1413
args, opts = parse_args(argv[1:])
1421
elif 'version' in opts:
1424
elif args and args[0] == 'builtin':
1425
include_plugins=False
1427
cmd = str(args.pop(0))
1782
cmd = str(args.pop(0))
1784
canonical_cmd, cmd_class = \
1785
get_cmd_class(cmd, plugins_override=not opt_builtin)
1434
canonical_cmd, cmd_class = get_cmd_class(cmd,include_plugins=include_plugins)
1437
if 'profile' in opts:
1787
1443
# check options are reasonable
1788
1444
allowed = cmd_class.takes_options