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# Copyright (C) 2006 Canonical Ltd
# Authors: Robert Collins <robert.collins@canonical.com>
# Jelmer Vernooij <jelmer@samba.org>
# John Carr <john.carr@unrouted.co.uk>
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""A GIT branch and repository format implementation for bzr."""
from bzrlib import bzrdir
from bzrlib.foreign import foreign_vcs_registry
from bzrlib.transport import register_lazy_transport
from bzrlib.commands import Command, register_command
from bzrlib.option import Option
from bzrlib.trace import warning
MINIMUM_DULWICH_VERSION = (0, 1, 0)
try:
from dulwich import __version__ as dulwich_version
except ImportError:
warning("Please install dulwich, https://launchpad.net/dulwich")
raise
else:
if dulwich_version < MINIMUM_DULWICH_VERSION:
warning("Dulwich is too old; at least %d.%d.%d is required" % MINIMUM_DULWICH_VERSION)
raise ImportError
from bzrlib.plugins.git.dir import LocalGitBzrDirFormat, RemoteGitBzrDirFormat
bzrdir.format_registry.register(
'git', LocalGitBzrDirFormat,
help='GIT repository.',
native=False, experimental=True,
)
bzrdir.BzrDirFormat.register_control_format(LocalGitBzrDirFormat)
bzrdir.BzrDirFormat.register_control_format(RemoteGitBzrDirFormat)
register_lazy_transport("git://", 'bzrlib.plugins.git.remote',
'GitSmartTransport')
foreign_vcs_registry.register_lazy("git",
"bzrlib.plugins.git.mapping",
"foreign_git",
"Stupid content tracker")
class cmd_git_serve(Command):
"""Provide access to a Bazaar branch using the git protocol.
This command is experimental and doesn't do much yet.
"""
takes_options = [
Option('directory',
help='serve contents of directory',
type=unicode)
]
def run(self, directory=None):
from dulwich.server import TCPGitServer
from bzrlib.plugins.git.server import BzrBackend
from bzrlib.trace import warning
import os
warning("server support in bzr-git is experimental.")
if directory is None:
directory = os.getcwd()
backend = BzrBackend(directory)
server = TCPGitServer(backend, 'localhost')
server.serve_forever()
register_command(cmd_git_serve)
class cmd_git_import(Command):
"""Import all branches from a git repository.
"""
takes_args = ["src_location", "dest_location"]
def run(self, src_location, dest_location):
from bzrlib.bzrdir import BzrDir, format_registry
from bzrlib.errors import NoRepositoryPresent, NotBranchError
from bzrlib.repository import Repository
source_repo = Repository.open(src_location)
format = format_registry.make_bzrdir('rich-root-pack')
try:
target_bzrdir = BzrDir.open(dest_location)
except NotBranchError:
target_bzrdir = BzrDir.create(dest_location, format=format)
try:
target_repo = target_bzrdir.open_repository()
except NoRepositoryPresent:
target_repo = target_bzrdir.create_repository(shared=True)
target_repo.fetch(source_repo)
for name, ref in source_repo._git.heads().iteritems():
head_loc = os.path.join(dest_location, name)
try:
head_bzrdir = BzrDir.open(head_loc)
except NotBranchError:
head_bzrdir = BzrDir.create(head_loc, format=format)
try:
head_branch = head_bzrdir.open_branch()
except NotBranchError:
head_branch = head_bzrdir.create_branch()
head_branch.generate_revision_history(source_repo.get_mapping().revision_id_foreign_to_bzr(ref))
register_command(cmd_git_import)
def test_suite():
from bzrlib.plugins.git import tests
return tests.test_suite()
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