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- Committer: Martin Pool
- Date: 2005-05-03 07:48:54 UTC
- Revision ID: mbp@sourcefrog.net-20050503074854-adb6f9d6382e27a9
- sketchy experiments in bash and zsh completion
- files added:
- .rsyncexclude
- contrib
- contrib/bash
- contrib/zsh
- elementtree
- urlgrabber
- files removed:
- doc/roadmap.txt
- files modified:
- .bzrignore
added
removed
bzrlib/commands.py
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#! /usr/bin/python
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# Copyright (C) 2004, 2005 by Martin Pool
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# Copyright (C) 2005 by Canonical Ltd
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# Copyright (C) 2004, 2005 by Canonical Ltd
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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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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Bazaar-NG -- a free distributed version-control tool
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http://bazaar-ng.org/
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**WARNING: THIS IS AN UNSTABLE DEVELOPMENT VERSION**
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Current limitation include:
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* Metadata format is not stable yet -- you may need to
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discard history in the future.
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* No handling of subdirectories, symlinks or any non-text files.
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* Insufficient error handling.
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* Many commands unimplemented or partially implemented.
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* Space-inefficient storage.
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* No merge operators yet.
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Interesting commands::
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Interesting commands:
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bzr help
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Show summary help screen
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bzr help [COMMAND]
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Show help screen
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bzr version
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Show software version/licence/non-warranty.
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Show software version/licence/non-warranty.
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bzr init
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Start versioning the current directory
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Start versioning the current directory
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bzr add FILE...
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Make files versioned.
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Make files versioned.
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bzr log
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Show revision history.
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bzr diff
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Show changes from last revision to working copy.
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Show revision history.
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bzr rename FROM TO
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Rename one file.
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bzr move FROM... DESTDIR
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Move one or more files to a different directory.
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bzr diff [FILE...]
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Show changes from last revision to working copy.
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bzr commit -m 'MESSAGE'
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Store current state as new revision.
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bzr export REVNO DESTINATION
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Export the branch state at a previous version.
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Store current state as new revision.
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bzr export [-r REVNO] DESTINATION
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Export the branch state at a previous version.
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bzr status
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Show summary of pending changes.
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Show summary of pending changes.
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bzr remove FILE...
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Make a file not versioned.
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Make a file not versioned.
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bzr info
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Show statistics about this branch.
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bzr check
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Verify history is stored safely.
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(for more type 'bzr help commands')
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"""
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# not currently working:
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# bzr info
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# Show some information about this branch.
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__copyright__ = "Copyright 2005 Canonical Development Ltd."
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__author__ = "Martin Pool <mbp@canonical.com>"
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__docformat__ = "restructuredtext en"
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__version__ = '0.0.0'
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import sys, os, random, time, sha, sets, types, re, shutil, tempfile
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import traceback, socket, fnmatch, difflib
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from os import path
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import sys, os, time, types, shutil, tempfile, fnmatch, difflib, os.path
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from sets import Set
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from pprint import pprint
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from stat import *
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import bzrlib
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from bzrlib.store import ImmutableStore
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from bzrlib.trace import mutter, note, log_error
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from bzrlib.errors import bailout, BzrError
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from bzrlib.errors import bailout, BzrError, BzrCheckError, BzrCommandError
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from bzrlib.osutils import quotefn, pumpfile, isdir, isfile
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from bzrlib.tree import RevisionTree, EmptyTree, WorkingTree, Tree
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from bzrlib.revision import Revision
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EMPTY = 'empty'
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## TODO: Perhaps a different version of inventory commands that
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## returns iterators...
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## TODO: Perhaps an AtomicFile class that writes to a temporary file and then renames.
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## TODO: Some kind of locking on branches. Perhaps there should be a
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## parameter to the branch object saying whether we want a read or
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## write lock; release it from destructor. Perhaps don't even need a
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## read lock to look at immutable objects?
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## TODO: Perhaps make UUIDs predictable in test mode to make it easier
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## to compare output?
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## TODO: Some kind of global code to generate the right Branch object
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## to work on. Almost, but not quite all, commands need one, and it
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## can be taken either from their parameters or their working
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## directory.
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## TODO: rename command, needed soon: check destination doesn't exist
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## either in working copy or tree; move working copy; update
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## inventory; write out
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## TODO: move command; check destination is a directory and will not
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## clash; move it.
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## TODO: command to show renames, one per line, as to->from
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def cmd_status(all=False):
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CMD_ALIASES = {
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'?': 'help',
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'ci': 'commit',
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'checkin': 'commit',
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'di': 'diff',
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'st': 'status',
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'stat': 'status',
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}
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def get_cmd_class(cmd):
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cmd = str(cmd)
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cmd = CMD_ALIASES.get(cmd, cmd)
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try:
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cmd_class = globals()['cmd_' + cmd.replace('-', '_')]
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except KeyError:
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raise BzrError("unknown command %r" % cmd)
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return cmd, cmd_class
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class Command:
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"""Base class for commands.
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The docstring for an actual command should give a single-line
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summary, then a complete description of the command. A grammar
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description will be inserted.
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takes_args
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List of argument forms, marked with whether they are optional,
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repeated, etc.
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takes_options
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List of options that may be given for this command.
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hidden
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If true, this command isn't advertised.
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"""
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aliases = []
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takes_args = []
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takes_options = []
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hidden = False
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def __init__(self, options, arguments):
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"""Construct and run the command.
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Sets self.status to the return value of run()."""
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assert isinstance(options, dict)
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assert isinstance(arguments, dict)
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cmdargs = options.copy()
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cmdargs.update(arguments)
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assert self.__doc__ != Command.__doc__, \
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("No help message set for %r" % self)
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self.status = self.run(**cmdargs)
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def run(self):
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"""Override this in sub-classes.
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This is invoked with the options and arguments bound to
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keyword parameters.
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Return True if the command was successful, False if not.
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"""
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return True
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class cmd_status(Command):
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"""Display status summary.
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For each file there is a single line giving its file state and name.
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The name is that in the current revision unless it is deleted or
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missing, in which case the old name is shown.
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:todo: Don't show unchanged files unless ``--all`` is given?
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"""
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Branch('.').show_status(show_all=all)
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######################################################################
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# examining history
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def cmd_get_revision(revision_id):
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Branch('.').get_revision(revision_id).write_xml(sys.stdout)
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def cmd_get_file_text(text_id):
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"""Get contents of a file by hash."""
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sf = Branch('.').text_store[text_id]
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pumpfile(sf, sys.stdout)
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######################################################################
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# commands
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def cmd_revno():
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"""Show number of revisions on this branch"""
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print Branch('.').revno()
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def cmd_add(file_list, verbose=False):
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"""Add specified files.
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Fails if the files are already added.
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"""
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Branch('.').add(file_list, verbose=verbose)
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def cmd_inventory(revision=None):
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"""Show inventory of the current working copy."""
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## TODO: Also optionally show a previous inventory
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## TODO: Format options
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b = Branch('.')
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if revision == None:
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inv = b.read_working_inventory()
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else:
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inv = b.get_revision_inventory(b.lookup_revision(revision))
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for path, entry in inv.iter_entries():
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print '%-50s %s' % (entry.file_id, path)
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def cmd_info():
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b = Branch('.')
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print 'branch format:', b.controlfile('branch-format', 'r').readline().rstrip('\n')
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def plural(n, base='', pl=None):
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if n == 1:
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return base
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elif pl is not None:
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return pl
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else:
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return 's'
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count_version_dirs = 0
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count_status = {'A': 0, 'D': 0, 'M': 0, 'R': 0, '?': 0, 'I': 0, '.': 0}
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for st_tup in bzrlib.diff_trees(b.basis_tree(), b.working_tree()):
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fs = st_tup[0]
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count_status[fs] += 1
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if fs not in ['I', '?'] and st_tup[4] == 'directory':
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count_version_dirs += 1
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print
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print 'in the working tree:'
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for name, fs in (('unchanged', '.'),
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('modified', 'M'), ('added', 'A'), ('removed', 'D'),
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('renamed', 'R'), ('unknown', '?'), ('ignored', 'I'),
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):
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print ' %5d %s' % (count_status[fs], name)
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print ' %5d versioned subdirector%s' % (count_version_dirs,
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plural(count_version_dirs, 'y', 'ies'))
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print
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print 'branch history:'
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history = b.revision_history()
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revno = len(history)
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print ' %5d revision%s' % (revno, plural(revno))
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committers = Set()
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for rev in history:
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committers.add(b.get_revision(rev).committer)
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print ' %5d committer%s' % (len(committers), plural(len(committers)))
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if revno > 0:
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firstrev = b.get_revision(history[0])
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age = int((time.time() - firstrev.timestamp) / 3600 / 24)
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print ' %5d day%s old' % (age, plural(age))
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print ' first revision: %s' % format_date(firstrev.timestamp,
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firstrev.timezone)
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lastrev = b.get_revision(history[-1])
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print ' latest revision: %s' % format_date(lastrev.timestamp,
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lastrev.timezone)
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def cmd_remove(file_list, verbose=False):
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Branch('.').remove(file_list, verbose=verbose)
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def cmd_file_id(filename):
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i = Branch('.').read_working_inventory().path2id(filename)
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if i is None:
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bailout("%s is not a versioned file" % filename)
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else:
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print i
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def cmd_find_filename(fileid):
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n = find_filename(fileid)
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if n is None:
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bailout("%s is not a live file id" % fileid)
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else:
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print n
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def cmd_revision_history():
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for patchid in Branch('.').revision_history():
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print patchid
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def cmd_init():
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# TODO: Check we're not already in a working directory? At the
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# moment you'll get an ugly error.
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# TODO: What if we're in a subdirectory of a branch? Would like
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# to allow that, but then the parent may need to understand that
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# the children have disappeared, or should they be versioned in
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# both?
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# TODO: Take an argument/option for branch name.
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Branch('.', init=True)
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def cmd_diff(revision=None):
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"""Show diff from basis to working copy.
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:todo: Take one or two revision arguments, look up those trees,
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and diff them.
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:todo: Allow diff across branches.
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:todo: Mangle filenames in diff to be more relevant.
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:todo: Shouldn't be in the cmd function.
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"""
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b = Branch('.')
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if revision == None:
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old_tree = b.basis_tree()
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else:
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old_tree = b.revision_tree(b.lookup_revision(revision))
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new_tree = b.working_tree()
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old_inv = old_tree.inventory
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new_inv = new_tree.inventory
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# TODO: Options to control putting on a prefix or suffix, perhaps as a format string
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old_label = ''
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new_label = ''
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DEVNULL = '/dev/null'
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# Windows users, don't panic about this filename -- it is a
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# special signal to GNU patch that the file should be created or
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# deleted respectively.
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# TODO: Generation of pseudo-diffs for added/deleted files could
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# be usefully made into a much faster special case.
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# TODO: Better to return them in sorted order I think.
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for file_state, fid, old_name, new_name, kind in bzrlib.diff_trees(old_tree, new_tree):
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d = None
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# Don't show this by default; maybe do it if an option is passed
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# idlabel = ' {%s}' % fid
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idlabel = ''
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# FIXME: Something about the diff format makes patch unhappy
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# with newly-added files.
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def diffit(*a, **kw):
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sys.stdout.writelines(difflib.unified_diff(*a, **kw))
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print
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if file_state in ['.', '?', 'I']:
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continue
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elif file_state == 'A':
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print '*** added %s %r' % (kind, new_name)
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if kind == 'file':
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diffit([],
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new_tree.get_file(fid).readlines(),
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fromfile=DEVNULL,
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tofile=new_label + new_name + idlabel)
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elif file_state == 'D':
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assert isinstance(old_name, types.StringTypes)
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print '*** deleted %s %r' % (kind, old_name)
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if kind == 'file':
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diffit(old_tree.get_file(fid).readlines(), [],
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fromfile=old_label + old_name + idlabel,
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tofile=DEVNULL)
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elif file_state in ['M', 'R']:
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if file_state == 'M':
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assert kind == 'file'
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assert old_name == new_name
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print '*** modified %s %r' % (kind, new_name)
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elif file_state == 'R':
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print '*** renamed %s %r => %r' % (kind, old_name, new_name)
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if kind == 'file':
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diffit(old_tree.get_file(fid).readlines(),
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new_tree.get_file(fid).readlines(),
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fromfile=old_label + old_name + idlabel,
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tofile=new_label + new_name)
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else:
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bailout("can't represent state %s {%s}" % (file_state, fid))
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def cmd_log(timezone='original'):
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"""
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takes_options = ['all']
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def run(self, all=False):
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#import bzrlib.status
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#bzrlib.status.tree_status(Branch('.'))
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Branch('.').show_status(show_all=all)
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class cmd_cat_revision(Command):
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"""Write out metadata for a revision."""
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hidden = True
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takes_args = ['revision_id']
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def run(self, revision_id):
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Branch('.').get_revision(revision_id).write_xml(sys.stdout)
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class cmd_revno(Command):
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"""Show current revision number.
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This is equal to the number of revisions on this branch."""
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def run(self):
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print Branch('.').revno()
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class cmd_add(Command):
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"""Add specified files or directories.
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In non-recursive mode, all the named items are added, regardless
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of whether they were previously ignored. A warning is given if
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any of the named files are already versioned.
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In recursive mode (the default), files are treated the same way
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but the behaviour for directories is different. Directories that
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are already versioned do not give a warning. All directories,
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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.
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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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"""
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takes_args = ['file+']
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takes_options = ['verbose']
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def run(self, file_list, verbose=False):
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bzrlib.add.smart_add(file_list, verbose)
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def Relpath(Command):
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"""Show path of a file relative to root"""
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takes_args = ('filename')
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def run(self):
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print Branch(self.args['filename']).relpath(filename)
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class cmd_inventory(Command):
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"""Show inventory of the current working copy or a revision."""
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takes_options = ['revision']
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def run(self, revision=None):
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b = Branch('.')
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if revision == None:
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inv = b.read_working_inventory()
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else:
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inv = b.get_revision_inventory(b.lookup_revision(revision))
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for path, entry in inv.iter_entries():
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print '%-50s %s' % (entry.file_id, path)
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class cmd_move(Command):
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"""Move files to a different directory.
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examples:
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bzr move *.txt doc
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The destination must be a versioned directory in the same branch.
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"""
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takes_args = ['source$', 'dest']
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def run(self, source_list, dest):
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b = Branch('.')
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b.move([b.relpath(s) for s in source_list], b.relpath(dest))
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class cmd_rename(Command):
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"""Change the name of an entry.
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examples:
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bzr rename frob.c frobber.c
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bzr rename src/frob.c lib/frob.c
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It is an error if the destination name exists.
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See also the 'move' command, which moves files into a different
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directory without changing their name.
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TODO: Some way to rename multiple files without invoking bzr for each
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one?"""
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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 = Branch('.')
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b.rename_one(b.relpath(from_name), b.relpath(to_name))
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class cmd_renames(Command):
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"""Show list of renamed files.
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TODO: Option to show renames between two historical versions.
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TODO: Only show renames under dir, rather than in the whole branch.
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"""
293
takes_args = ['dir?']
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def run(self, dir='.'):
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b = Branch(dir)
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old_inv = b.basis_tree().inventory
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new_inv = b.read_working_inventory()
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renames = list(bzrlib.tree.find_renames(old_inv, new_inv))
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renames.sort()
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for old_name, new_name in renames:
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print "%s => %s" % (old_name, new_name)
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class cmd_info(Command):
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"""Show statistical information for this branch"""
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def run(self):
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import info
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info.show_info(Branch('.'))
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class cmd_remove(Command):
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"""Make a file unversioned.
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This makes bzr stop tracking changes to a versioned file. It does
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not delete the working copy.
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"""
319
takes_args = ['file+']
320
takes_options = ['verbose']
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def run(self, file_list, verbose=False):
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b = Branch(file_list[0])
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b.remove([b.relpath(f) for f in file_list], verbose=verbose)
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class cmd_file_id(Command):
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"""Print file_id of a particular file or directory.
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The file_id is assigned when the file is first added and remains the
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same through all revisions where the file exists, even when it is
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moved or renamed.
333
"""
334
hidden = True
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takes_args = ['filename']
336
def run(self, filename):
337
b = Branch(filename)
338
i = b.inventory.path2id(b.relpath(filename))
339
if i == None:
340
bailout("%r is not a versioned file" % filename)
341
else:
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print i
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class cmd_file_path(Command):
346
"""Print path of file_ids to a file or directory.
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This prints one line for each directory down to the target,
349
starting at the branch root."""
350
hidden = True
351
takes_args = ['filename']
352
def run(self, filename):
353
b = Branch(filename)
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inv = b.inventory
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fid = inv.path2id(b.relpath(filename))
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if fid == None:
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bailout("%r is not a versioned file" % filename)
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for fip in inv.get_idpath(fid):
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print fip
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class cmd_revision_history(Command):
363
"""Display list of revision ids on this branch."""
364
def run(self):
365
for patchid in Branch('.').revision_history():
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print patchid
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class cmd_directories(Command):
370
"""Display list of versioned directories in this branch."""
371
def run(self):
372
for name, ie in Branch('.').read_working_inventory().directories():
373
if name == '':
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print '.'
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else:
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print name
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class cmd_init(Command):
380
"""Make a directory into a versioned branch.
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Use this to create an empty branch, or before importing an
383
existing project.
384
385
Recipe for importing a tree of files:
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cd ~/project
387
bzr init
388
bzr add -v .
389
bzr status
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bzr commit -m 'imported project'
391
"""
392
def run(self):
393
Branch('.', init=True)
394
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class cmd_diff(Command):
397
"""Show differences in working tree.
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If files are listed, only the changes in those files are listed.
400
Otherwise, all changes for the tree are listed.
401
402
TODO: Given two revision arguments, show the difference between them.
403
404
TODO: Allow diff across branches.
405
406
TODO: Option to use external diff command; could be GNU diff, wdiff,
407
or a graphical diff.
408
409
TODO: Python difflib is not exactly the same as unidiff; should
410
either fix it up or prefer to use an external diff.
411
412
TODO: If a directory is given, diff everything under that.
413
414
TODO: Selected-file diff is inefficient and doesn't show you
415
deleted files.
416
417
TODO: This probably handles non-Unix newlines poorly.
418
"""
419
420
takes_args = ['file*']
421
takes_options = ['revision']
422
423
def run(self, revision=None, file_list=None):
424
from bzrlib.diff import show_diff
425
426
show_diff(Branch('.'), revision, file_list)
427
428
429
class cmd_deleted(Command):
430
"""List files deleted in the working tree.
431
432
TODO: Show files deleted since a previous revision, or between two revisions.
433
"""
434
def run(self, show_ids=False):
435
b = Branch('.')
436
old = b.basis_tree()
437
new = b.working_tree()
438
439
## TODO: Much more efficient way to do this: read in new
440
## directories with readdir, rather than stating each one. Same
441
## level of effort but possibly much less IO. (Or possibly not,
442
## if the directories are very large...)
443
444
for path, ie in old.inventory.iter_entries():
445
if not new.has_id(ie.file_id):
446
if show_ids:
447
print '%-50s %s' % (path, ie.file_id)
448
else:
449
print path
450
451
class cmd_root(Command):
452
"""Show the tree root directory.
453
454
The root is the nearest enclosing directory with a .bzr control
455
directory."""
456
takes_args = ['filename?']
457
def run(self, filename=None):
458
"""Print the branch root."""
459
print bzrlib.branch.find_branch_root(filename)
460
461
462
463
class cmd_log(Command):
372
464
"""Show log of this branch.
373
465
374
:todo: Options for utc; to show ids; to limit range; etc.
466
TODO: Options to show ids; to limit range; etc.
375
467
"""
376
Branch('.').write_log(show_timezone=timezone)
377
378
379
def cmd_ls(revision=None, verbose=False):
468
takes_options = ['timezone', 'verbose']
469
def run(self, timezone='original', verbose=False):
470
Branch('.').write_log(show_timezone=timezone, verbose=verbose)
471
472
473
class cmd_ls(Command):
380
474
"""List files in a tree.
381
475
382
:todo: Take a revision or remote path and list that tree instead.
476
TODO: Take a revision or remote path and list that tree instead.
383
477
"""
384
b = Branch('.')
385
if revision == None:
386
tree = b.working_tree()
387
else:
388
tree = b.revision_tree(b.lookup_revision(revision))
389
390
for fp, fc, kind, fid in tree.list_files():
391
if verbose:
392
if kind == 'directory':
393
kindch = '/'
394
elif kind == 'file':
395
kindch = ''
478
hidden = True
479
def run(self, revision=None, verbose=False):
480
b = Branch('.')
481
if revision == None:
482
tree = b.working_tree()
483
else:
484
tree = b.revision_tree(b.lookup_revision(revision))
485
486
for fp, fc, kind, fid in tree.list_files():
487
if verbose:
488
if kind == 'directory':
489
kindch = '/'
490
elif kind == 'file':
491
kindch = ''
492
else:
493
kindch = '???'
494
495
print '%-8s %s%s' % (fc, fp, kindch)
396
496
else:
397
kindch = '???'
398
399
print '%-8s %s%s' % (fc, fp, kindch)
400
else:
401
print fp
402
403
404
405
def cmd_unknowns():
497
print fp
498
499
500
501
class cmd_unknowns(Command):
406
502
"""List unknown files"""
407
for f in Branch('.').unknowns():
408
print quotefn(f)
409
410
411
def cmd_lookup_revision(revno):
412
try:
413
revno = int(revno)
414
except ValueError:
415
bailout("usage: lookup-revision REVNO",
416
["REVNO is a non-negative revision number for this branch"])
417
418
print Branch('.').lookup_revision(revno) or NONE_STRING
419
420
421
422
def cmd_export(revno, dest):
423
"""Export past revision to destination directory."""
424
b = Branch('.')
425
rh = b.lookup_revision(int(revno))
426
t = b.revision_tree(rh)
427
t.export(dest)
428
429
430
431
######################################################################
432
# internal/test commands
433
434
435
def cmd_uuid():
436
"""Print a newly-generated UUID."""
437
print uuid()
438
439
440
441
def cmd_local_time_offset():
442
print bzrlib.osutils.local_time_offset()
443
444
445
446
def cmd_commit(message, verbose=False):
447
Branch('.').commit(message, verbose=verbose)
448
449
450
def cmd_check():
451
"""Check consistency of the branch."""
452
check()
453
454
455
def cmd_is(pred, *rest):
456
"""Test whether PREDICATE is true."""
457
try:
458
cmd_handler = globals()['assert_' + pred.replace('-', '_')]
459
except KeyError:
460
bailout("unknown predicate: %s" % quotefn(pred))
461
462
try:
463
cmd_handler(*rest)
464
except BzrCheckError:
465
# by default we don't print the message so that this can
466
# be used from shell scripts without producing noise
467
sys.exit(1)
468
469
470
def cmd_username():
471
print bzrlib.osutils.username()
472
473
474
def cmd_user_email():
475
print bzrlib.osutils.user_email()
476
477
478
def cmd_gen_revision_id():
479
import time
480
print bzrlib.branch._gen_revision_id(time.time())
481
482
483
def cmd_doctest():
484
"""Run internal doctest suite"""
485
## -v, if present, is seen by doctest; the argument is just here
486
## so our parser doesn't complain
487
488
## TODO: --verbose option
489
490
import bzr, doctest, bzrlib.store
491
bzrlib.trace.verbose = False
492
doctest.testmod(bzr)
493
doctest.testmod(bzrlib.store)
494
doctest.testmod(bzrlib.inventory)
495
doctest.testmod(bzrlib.branch)
496
doctest.testmod(bzrlib.osutils)
497
doctest.testmod(bzrlib.tree)
498
499
# more strenuous tests;
500
import bzrlib.tests
501
doctest.testmod(bzrlib.tests)
502
503
504
######################################################################
505
# help
506
507
508
def cmd_help():
509
# TODO: Specific help for particular commands
510
print __doc__
511
512
513
def cmd_version():
514
print "bzr (bazaar-ng) %s" % __version__
515
print __copyright__
503
def run(self):
504
for f in Branch('.').unknowns():
505
print quotefn(f)
506
507
508
509
class cmd_ignore(Command):
510
"""Ignore a command or pattern"""
511
takes_args = ['name_pattern']
512
513
def run(self, name_pattern):
514
b = Branch('.')
515
516
# XXX: This will fail if it's a hardlink; should use an AtomicFile class.
517
f = open(b.abspath('.bzrignore'), 'at')
518
f.write(name_pattern + '\n')
519
f.close()
520
521
inv = b.working_tree().inventory
522
if inv.path2id('.bzrignore'):
523
mutter('.bzrignore is already versioned')
524
else:
525
mutter('need to make new .bzrignore file versioned')
526
b.add(['.bzrignore'])
527
528
529
530
class cmd_ignored(Command):
531
"""List ignored files and the patterns that matched them."""
532
def run(self):
533
tree = Branch('.').working_tree()
534
for path, file_class, kind, file_id in tree.list_files():
535
if file_class != 'I':
536
continue
537
## XXX: Slightly inefficient since this was already calculated
538
pat = tree.is_ignored(path)
539
print '%-50s %s' % (path, pat)
540
541
542
class cmd_lookup_revision(Command):
543
"""Lookup the revision-id from a revision-number
544
545
example:
546
bzr lookup-revision 33
547
"""
548
hidden = True
549
def run(self, revno):
550
try:
551
revno = int(revno)
552
except ValueError:
553
raise BzrError("not a valid revision-number: %r" % revno)
554
555
print Branch('.').lookup_revision(revno) or NONE_STRING
556
557
558
559
class cmd_export(Command):
560
"""Export past revision to destination directory.
561
562
If no revision is specified this exports the last committed revision."""
563
takes_args = ['dest']
564
takes_options = ['revision']
565
def run(self, dest, revno=None):
566
b = Branch('.')
567
if revno == None:
568
rh = b.revision_history[-1]
569
else:
570
rh = b.lookup_revision(int(revno))
571
t = b.revision_tree(rh)
572
t.export(dest)
573
574
575
class cmd_cat(Command):
576
"""Write a file's text from a previous revision."""
577
578
takes_options = ['revision']
579
takes_args = ['filename']
580
581
def run(self, filename, revision=None):
582
if revision == None:
583
raise BzrCommandError("bzr cat requires a revision number")
584
b = Branch('.')
585
b.print_file(b.relpath(filename), int(revision))
586
587
588
class cmd_local_time_offset(Command):
589
"""Show the offset in seconds from GMT to local time."""
590
hidden = True
591
def run(self):
592
print bzrlib.osutils.local_time_offset()
593
594
595
596
class cmd_commit(Command):
597
"""Commit changes into a new revision.
598
599
TODO: Commit only selected files.
600
601
TODO: Run hooks on tree to-be-committed, and after commit.
602
603
TODO: Strict commit that fails if there are unknown or deleted files.
604
"""
605
takes_options = ['message', 'verbose']
606
607
def run(self, message=None, verbose=False):
608
if not message:
609
raise BzrCommandError("please specify a commit message")
610
Branch('.').commit(message, verbose=verbose)
611
612
613
class cmd_check(Command):
614
"""Validate consistency of branch history.
615
616
This command checks various invariants about the branch storage to
617
detect data corruption or bzr bugs.
618
"""
619
takes_args = ['dir?']
620
def run(self, dir='.'):
621
import bzrlib.check
622
bzrlib.check.check(Branch(dir, find_root=False))
623
624
625
626
class cmd_whoami(Command):
627
"""Show bzr user id."""
628
takes_options = ['email']
629
630
def run(self, email=False):
631
if email:
632
print bzrlib.osutils.user_email()
633
else:
634
print bzrlib.osutils.username()
635
636
637
class cmd_selftest(Command):
638
"""Run internal test suite"""
639
hidden = True
640
def run(self):
641
failures, tests = 0, 0
642
643
import doctest, bzrlib.store, bzrlib.tests
644
bzrlib.trace.verbose = False
645
646
for m in bzrlib.store, bzrlib.inventory, bzrlib.branch, bzrlib.osutils, \
647
bzrlib.tree, bzrlib.tests, bzrlib.commands, bzrlib.add:
648
mf, mt = doctest.testmod(m)
649
failures += mf
650
tests += mt
651
print '%-40s %3d tests' % (m.__name__, mt),
652
if mf:
653
print '%3d FAILED!' % mf
654
else:
655
print
656
657
print '%-40s %3d tests' % ('total', tests),
658
if failures:
659
print '%3d FAILED!' % failures
660
else:
661
print
662
663
664
665
class cmd_version(Command):
666
"""Show version of bzr"""
667
def run(self):
668
show_version()
669
670
def show_version():
671
print "bzr (bazaar-ng) %s" % bzrlib.__version__
672
print bzrlib.__copyright__
516
673
print "http://bazaar-ng.org/"
517
674
print
518
print \
519
"""bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and
520
you may use, modify and redistribute it under the terms of the GNU
521
General Public License version 2 or later."""
522
523
524
def cmd_rocks():
675
print "bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and"
676
print "you may use, modify and redistribute it under the terms of the GNU"
677
print "General Public License version 2 or later."
678
679
680
class cmd_rocks(Command):
525
681
"""Statement of optimism."""
526
print "it sure does!"
527
682
hidden = True
683
def run(self):
684
print "it sure does!"
685
686
687
class cmd_assert_fail(Command):
688
"""Test reporting of assertion failures"""
689
hidden = True
690
def run(self):
691
assert False, "always fails"
692
693
694
class cmd_help(Command):
695
"""Show help on a command or other topic.
696
697
For a list of all available commands, say 'bzr help commands'."""
698
takes_args = ['topic?']
699
700
def run(self, topic=None):
701
help(topic)
702
703
704
def help(topic=None):
705
if topic == None:
706
print __doc__
707
elif topic == 'commands':
708
help_commands()
709
else:
710
help_on_command(topic)
711
712
713
def help_on_command(cmdname):
714
cmdname = str(cmdname)
715
716
from inspect import getdoc
717
topic, cmdclass = get_cmd_class(cmdname)
718
719
doc = getdoc(cmdclass)
720
if doc == None:
721
raise NotImplementedError("sorry, no detailed help yet for %r" % cmdname)
722
723
if '\n' in doc:
724
short, rest = doc.split('\n', 1)
725
else:
726
short = doc
727
rest = ''
728
729
print 'usage: bzr ' + topic,
730
for aname in cmdclass.takes_args:
731
aname = aname.upper()
732
if aname[-1] in ['$', '+']:
733
aname = aname[:-1] + '...'
734
elif aname[-1] == '?':
735
aname = '[' + aname[:-1] + ']'
736
elif aname[-1] == '*':
737
aname = '[' + aname[:-1] + '...]'
738
print aname,
739
print
740
print short
741
if rest:
742
print rest
743
744
if cmdclass.takes_options:
745
print
746
print 'options:'
747
for on in cmdclass.takes_options:
748
print ' --%s' % on
749
750
751
def help_commands():
752
"""List all commands"""
753
import inspect
754
755
accu = []
756
for k, v in globals().items():
757
if k.startswith('cmd_'):
758
accu.append((k[4:].replace('_','-'), v))
759
accu.sort()
760
for cmdname, cmdclass in accu:
761
if cmdclass.hidden:
762
continue
763
print cmdname
764
help = inspect.getdoc(cmdclass)
765
if help:
766
print " " + help.split('\n', 1)[0]
528
767
529
768
530
769
######################################################################
538
777
'all': None,
539
778
'help': None,
540
779
'message': unicode,
780
'profile': None,
541
781
'revision': int,
542
782
'show-ids': None,
543
783
'timezone': str,
544
784
'verbose': None,
545
785
'version': None,
786
'email': None,
546
787
}
547
788
548
789
SHORT_OPTIONS = {
551
792
'v': 'verbose',
552
793
}
553
794
554
# List of options that apply to particular commands; commands not
555
# listed take none.
556
cmd_options = {
557
'add': ['verbose'],
558
'commit': ['message', 'verbose'],
559
'diff': ['revision'],
560
'inventory': ['revision'],
561
'log': ['show-ids', 'timezone'],
562
'ls': ['revision', 'verbose'],
563
'remove': ['verbose'],
564
'status': ['all'],
565
}
566
567
568
cmd_args = {
569
'init': [],
570
'add': ['file+'],
571
'commit': [],
572
'diff': [],
573
'file-id': ['filename'],
574
'get-file-text': ['text_id'],
575
'get-inventory': ['inventory_id'],
576
'get-revision': ['revision_id'],
577
'get-revision-inventory': ['revision_id'],
578
'log': [],
579
'lookup-revision': ['revno'],
580
'export': ['revno', 'dest'],
581
'remove': ['file+'],
582
'status': [],
583
}
584
585
795
586
796
def parse_args(argv):
587
797
"""Parse command line.
608
818
while argv:
609
819
a = argv.pop(0)
610
820
if a[0] == '-':
821
# option names must not be unicode
822
a = str(a)
611
823
optarg = None
612
824
if a[1] == '-':
613
825
mutter(" got option %r" % a)
635
847
else:
636
848
optarg = argv.pop(0)
637
849
opts[optname] = optargfn(optarg)
638
mutter(" option argument %r" % opts[optname])
639
850
else:
640
851
if optarg != None:
641
852
bailout('option %r takes no argument' % optname)
647
858
648
859
649
860
650
def _match_args(cmd, args):
651
"""Check non-option arguments match required pattern.
652
861
653
>>> _match_args('status', ['asdasdsadasd'])
654
Traceback (most recent call last):
655
...
656
BzrError: ("extra arguments to command status: ['asdasdsadasd']", [])
657
>>> _match_args('add', ['asdasdsadasd'])
658
{'file_list': ['asdasdsadasd']}
659
>>> _match_args('add', 'abc def gj'.split())
660
{'file_list': ['abc', 'def', 'gj']}
661
"""
662
# match argument pattern
663
argform = cmd_args.get(cmd, [])
862
def _match_argform(cmd, takes_args, args):
664
863
argdict = {}
665
# TODO: Need a way to express 'cp SRC... DEST', where it matches
666
# all but one.
667
864
668
for ap in argform:
865
# step through args and takes_args, allowing appropriate 0-many matches
866
for ap in takes_args:
669
867
argname = ap[:-1]
670
868
if ap[-1] == '?':
671
assert 0
672
elif ap[-1] == '*':
673
assert 0
869
if args:
870
argdict[argname] = args.pop(0)
871
elif ap[-1] == '*': # all remaining arguments
872
if args:
873
argdict[argname + '_list'] = args[:]
874
args = []
875
else:
876
argdict[argname + '_list'] = None
674
877
elif ap[-1] == '+':
675
878
if not args:
676
bailout("command %r needs one or more %s"
879
raise BzrCommandError("command %r needs one or more %s"
677
880
% (cmd, argname.upper()))
678
881
else:
679
882
argdict[argname + '_list'] = args[:]
680
883
args = []
884
elif ap[-1] == '$': # all but one
885
if len(args) < 2:
886
raise BzrCommandError("command %r needs one or more %s"
887
% (cmd, argname.upper()))
888
argdict[argname + '_list'] = args[:-1]
889
args[:-1] = []
681
890
else:
682
891
# just a plain arg
683
892
argname = ap
684
893
if not args:
685
bailout("command %r requires argument %s"
894
raise BzrCommandError("command %r requires argument %s"
686
895
% (cmd, argname.upper()))
687
896
else:
688
897
argdict[argname] = args.pop(0)
689
898
690
899
if args:
691
bailout("extra arguments to command %s: %r"
692
% (cmd, args))
900
raise BzrCommandError("extra argument to command %s: %s"
901
% (cmd, args[0]))
693
902
694
903
return argdict
695
904
699
908
"""Execute a command.
700
909
701
910
This is similar to main(), but without all the trappings for
702
logging and error handling.
911
logging and error handling.
703
912
"""
913
914
argv = [a.decode(bzrlib.user_encoding) for a in argv]
915
704
916
try:
705
917
args, opts = parse_args(argv[1:])
706
918
if 'help' in opts:
707
# TODO: pass down other arguments in case they asked for
708
# help on a command name?
709
cmd_help()
919
if args:
920
help(args[0])
921
else:
922
help()
710
923
return 0
711
924
elif 'version' in opts:
712
cmd_version()
925
cmd_version([], [])
713
926
return 0
714
cmd = args.pop(0)
927
cmd = str(args.pop(0))
715
928
except IndexError:
716
log_error('usage: bzr COMMAND\n')
717
log_error(' try "bzr help"\n')
929
log_error('usage: bzr COMMAND')
930
log_error(' try "bzr help"')
718
931
return 1
719
720
try:
721
cmd_handler = globals()['cmd_' + cmd.replace('-', '_')]
722
except KeyError:
723
bailout("unknown command " + `cmd`)
724
725
# TODO: special --profile option to turn on the Python profiler
932
933
canonical_cmd, cmd_class = get_cmd_class(cmd)
934
935
# global option
936
if 'profile' in opts:
937
profile = True
938
del opts['profile']
939
else:
940
profile = False
726
941
727
942
# check options are reasonable
728
allowed = cmd_options.get(cmd, [])
943
allowed = cmd_class.takes_options
729
944
for oname in opts:
730
945
if oname not in allowed:
731
bailout("option %r is not allowed for command %r"
732
% (oname, cmd))
733
734
cmdargs = _match_args(cmd, args)
735
cmdargs.update(opts)
736
737
ret = cmd_handler(**cmdargs) or 0
946
raise BzrCommandError("option %r is not allowed for command %r"
947
% (oname, cmd))
948
949
# mix arguments and options into one dictionary
950
cmdargs = _match_argform(cmd, cmd_class.takes_args, args)
951
cmdopts = {}
952
for k, v in opts.items():
953
cmdopts[k.replace('-', '_')] = v
954
955
if profile:
956
import hotshot
957
pffileno, pfname = tempfile.mkstemp()
958
try:
959
prof = hotshot.Profile(pfname)
960
ret = prof.runcall(cmd_class, cmdopts, cmdargs) or 0
961
prof.close()
962
963
import hotshot.stats
964
stats = hotshot.stats.load(pfname)
965
#stats.strip_dirs()
966
stats.sort_stats('time')
967
## XXX: Might like to write to stderr or the trace file instead but
968
## print_stats seems hardcoded to stdout
969
stats.print_stats(20)
970
971
return ret
972
973
finally:
974
os.close(pffileno)
975
os.remove(pfname)
976
else:
977
cmdobj = cmd_class(cmdopts, cmdargs) or 0
978
979
980
981
def _report_exception(e, summary, quiet=False):
982
import traceback
983
log_error('bzr: ' + summary)
984
bzrlib.trace.log_exception(e)
985
986
if not quiet:
987
tb = sys.exc_info()[2]
988
exinfo = traceback.extract_tb(tb)
989
if exinfo:
990
sys.stderr.write(' at %s:%d in %s()\n' % exinfo[-1][:3])
991
sys.stderr.write(' see ~/.bzr.log for debug information\n')
738
992
739
993
740
994
741
995
def main(argv):
742
## TODO: Handle command-line options; probably know what options are valid for
743
## each command
744
745
## TODO: If the arguments are wrong, give a usage message rather
746
## than just a backtrace.
996
import errno
997
998
bzrlib.trace.create_tracefile(argv)
747
999
748
1000
try:
749
# TODO: Lift into separate function in trace.py
750
# TODO: Also show contents of /etc/lsb-release, if it can be parsed.
751
# Perhaps that should eventually go into the platform library?
752
# TODO: If the file doesn't exist, add a note describing it.
753
t = bzrlib.trace._tracefile
754
t.write('-' * 60 + '\n')
755
t.write('bzr invoked at %s\n' % format_date(time.time()))
756
t.write(' by %s on %s\n' % (bzrlib.osutils.username(), socket.getfqdn()))
757
t.write(' arguments: %r\n' % argv)
758
759
starttime = os.times()[4]
760
761
import platform
762
t.write(' platform: %s\n' % platform.platform())
763
t.write(' python: %s\n' % platform.python_version())
764
765
ret = run_bzr(argv)
766
767
times = os.times()
768
mutter("finished, %.3fu/%.3fs cpu, %.3fu/%.3fs cum"
769
% times[:4])
770
mutter(" %.3f elapsed" % (times[4] - starttime))
771
772
return ret
773
except BzrError, e:
774
log_error('bzr: error: ' + e.args[0] + '\n')
775
if len(e.args) > 1:
776
for h in e.args[1]:
777
log_error(' ' + h + '\n')
778
return 1
779
except Exception, e:
780
log_error('bzr: exception: %s\n' % e)
781
log_error(' see .bzr.log for details\n')
782
traceback.print_exc(None, bzrlib.trace._tracefile)
783
traceback.print_exc(None, sys.stderr)
784
return 1
785
786
# TODO: Maybe nicer handling of IOError?
787
1001
try:
1002
ret = run_bzr(argv)
1003
# do this here to catch EPIPE
1004
sys.stdout.flush()
1005
return ret
1006
except BzrError, e:
1007
quiet = isinstance(e, (BzrCommandError))
1008
_report_exception(e, 'error: ' + e.args[0], quiet=quiet)
1009
if len(e.args) > 1:
1010
for h in e.args[1]:
1011
# some explanation or hints
1012
log_error(' ' + h)
1013
return 1
1014
except AssertionError, e:
1015
msg = 'assertion failed'
1016
if str(e):
1017
msg += ': ' + str(e)
1018
_report_exception(e, msg)
1019
return 2
1020
except KeyboardInterrupt, e:
1021
_report_exception(e, 'interrupted', quiet=True)
1022
return 2
1023
except Exception, e:
1024
quiet = False
1025
if isinstance(e, IOError) and e.errno == errno.EPIPE:
1026
quiet = True
1027
msg = 'broken pipe'
1028
else:
1029
msg = str(e).rstrip('\n')
1030
_report_exception(e, msg, quiet)
1031
return 2
1032
finally:
1033
bzrlib.trace.close_trace()
788
1034
789
1035
790
1036
if __name__ == '__main__':
791
1037
sys.exit(main(sys.argv))
792
##import profile
793
##profile.run('main(sys.argv)')
794
Loggerhead is a web-based interface for Breezy
Version: 2.0.1