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# Copyright (C) 2008 Jelmer Vernooij
# Copyright (C) 2008 John Carr
# Copyright (C) 2008 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from dulwich.server import TCPGitServer
from bzrlib.bzrdir import (
BzrDir,
)
from bzrlib.plugins.git.mapping import (
default_mapping,
)
from bzrlib.plugins.git.object_store import (
get_object_store
)
from bzrlib.plugins.git.refs import (
BazaarRefsContainer,
)
from dulwich.server import (
Backend,
BackendRepo,
)
class BzrBackend(Backend):
"""A git serve backend that can use a Bazaar repository."""
def __init__(self, transport):
self.transport = transport
self.mapping = default_mapping
def open_repository(self, path):
# FIXME: More secure path sanitization
return BzrBackendRepo(self.transport.clone(path.lstrip("/")),
self.mapping)
class BzrBackendRepo(BackendRepo):
def __init__(self, transport, mapping):
self.transport = transport
self.mapping = mapping
self.repo_dir = BzrDir.open_from_transport(self.transport)
self.repo = self.repo_dir.find_repository()
self.object_store = get_object_store(self.repo)
self.refs = BazaarRefsContainer(self.repo_dir, self.object_store)
self._refs = self.refs.as_dict() # Much faster for now..
def get_refs(self):
return self._refs
def get_peeled(self, name):
return self.get_refs()[name]
def fetch_objects(self, determine_wants, graph_walker, progress,
get_tagged=None):
""" yield git objects to send to client """
wants = determine_wants(self.get_refs())
self.repo.lock_read()
try:
have = self.object_store.find_common_revisions(graph_walker)
return self.object_store.generate_pack_contents(have, wants, progress,
get_tagged)
finally:
self.repo.unlock()
def serve_git(transport, host=None, port=None, inet=False):
backend = BzrBackend(transport)
if host is None:
host = 'localhost'
if port:
server = TCPGitServer(backend, host, port)
else:
server = TCPGitServer(backend, host)
server.serve_forever()
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