/usr/share/pyshared/bzrlib/push.py is in python-bzrlib 2.6.0~bzr6526-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | # Copyright (C) 2008-2012 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""UI helper for the push command."""
from __future__ import absolute_import
from bzrlib import (
controldir,
errors,
revision as _mod_revision,
transport,
)
from bzrlib.trace import (
note,
warning,
)
from bzrlib.i18n import gettext
class PushResult(object):
"""Result of a push operation.
:ivar branch_push_result: Result of a push between branches
:ivar target_branch: The target branch
:ivar stacked_on: URL of the branch on which the result is stacked
:ivar workingtree_updated: Whether or not the target workingtree was updated.
"""
def __init__(self):
self.branch_push_result = None
self.stacked_on = None
self.workingtree_updated = None
self.target_branch = None
def report(self, to_file):
"""Write a human-readable description of the result."""
if self.branch_push_result is None:
if self.stacked_on is not None:
note(gettext('Created new stacked branch referring to %s.') %
self.stacked_on)
else:
note(gettext('Created new branch.'))
else:
self.branch_push_result.report(to_file)
def _show_push_branch(br_from, revision_id, location, to_file, verbose=False,
overwrite=False, remember=False, stacked_on=None, create_prefix=False,
use_existing_dir=False, no_tree=False):
"""Push a branch to a location.
:param br_from: the source branch
:param revision_id: the revision-id to push up to
:param location: the url of the destination
:param to_file: the output stream
:param verbose: if True, display more output than normal
:param overwrite: list of things to overwrite ("history", "tags")
or boolean indicating for everything
:param remember: if True, store the location as the push location for
the source branch
:param stacked_on: the url of the branch, if any, to stack on;
if set, only the revisions not in that branch are pushed
:param create_prefix: if True, create the necessary parent directories
at the destination if they don't already exist
:param use_existing_dir: if True, proceed even if the destination
directory exists without a current .bzr directory in it
"""
to_transport = transport.get_transport(location)
try:
dir_to = controldir.ControlDir.open_from_transport(to_transport)
except errors.NotBranchError:
# Didn't find anything
dir_to = None
if dir_to is None:
try:
br_to = br_from.create_clone_on_transport(to_transport,
revision_id=revision_id, stacked_on=stacked_on,
create_prefix=create_prefix, use_existing_dir=use_existing_dir,
no_tree=no_tree)
except errors.AlreadyControlDirError, err:
raise errors.BzrCommandError(gettext(
"Target directory %s already contains a .bzr directory, "
"but it is not valid.") % (location,))
except errors.FileExists, err:
if not use_existing_dir:
raise errors.BzrCommandError(gettext("Target directory %s"
" already exists, but does not have a .bzr"
" directory. Supply --use-existing-dir to push"
" there anyway.") % location)
# This shouldn't occur, but if it does the FileExists error will be
# more informative than an UnboundLocalError for br_to.
raise
except errors.NoSuchFile:
if not create_prefix:
raise errors.BzrCommandError(gettext("Parent directory of %s"
" does not exist."
"\nYou may supply --create-prefix to create all"
" leading parent directories.")
% location)
# This shouldn't occur (because create_prefix is true, so
# create_clone_on_transport should be catching NoSuchFile and
# creating the missing directories) but if it does the original
# NoSuchFile error will be more informative than an
# UnboundLocalError for br_to.
raise
except errors.TooManyRedirections:
raise errors.BzrCommandError(gettext("Too many redirections trying "
"to make %s.") % location)
push_result = PushResult()
# TODO: Some more useful message about what was copied
try:
push_result.stacked_on = br_to.get_stacked_on_url()
except (errors.UnstackableBranchFormat,
errors.UnstackableRepositoryFormat,
errors.NotStacked):
push_result.stacked_on = None
push_result.target_branch = br_to
push_result.old_revid = _mod_revision.NULL_REVISION
push_result.old_revno = 0
# Remembers if asked explicitly or no previous location is set
if (remember
or (remember is None and br_from.get_push_location() is None)):
# FIXME: Should be done only if we succeed ? -- vila 2012-01-18
br_from.set_push_location(br_to.base)
else:
if stacked_on is not None:
warning("Ignoring request for a stacked branch as repository "
"already exists at the destination location.")
try:
push_result = dir_to.push_branch(br_from, revision_id, overwrite,
remember, create_prefix)
except errors.DivergedBranches:
raise errors.BzrCommandError(gettext('These branches have diverged.'
' See "bzr help diverged-branches"'
' for more information.'))
except errors.NoRoundtrippingSupport, e:
raise errors.BzrCommandError(gettext("It is not possible to losslessly "
"push to %s. You may want to use dpush instead.") %
e.target_branch.mapping.vcs.abbreviation)
except errors.NoRepositoryPresent:
# we have a controldir but no branch or repository
# XXX: Figure out what to do other than complain.
raise errors.BzrCommandError(gettext("At %s you have a valid .bzr"
" control directory, but not a branch or repository. This"
" is an unsupported configuration. Please move the target"
" directory out of the way and try again.") % location)
if push_result.workingtree_updated == False:
warning("This transport does not update the working "
"tree of: %s. See 'bzr help working-trees' for "
"more information." % push_result.target_branch.base)
push_result.report(to_file)
if verbose:
br_to = push_result.target_branch
br_to.lock_read()
try:
from bzrlib.log import show_branch_change
show_branch_change(br_to, to_file, push_result.old_revno,
push_result.old_revid)
finally:
br_to.unlock()
|