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# Copyright (C) 2007-2009 Jelmer Vernooij <jelmer@samba.org>
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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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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from bzrlib.errors import (
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from bzrlib.transport import (
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from bzrlib.plugins.git import (
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from bzrlib.plugins.git.branch import (
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from bzrlib.plugins.git.errors import (
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GitSmartRemoteNotSupported,
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from bzrlib.plugins.git.dir import (
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from bzrlib.plugins.git.mapping import (
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from bzrlib.plugins.git.repository import (
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from dulwich.errors import (
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from dulwich.pack import (
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urlparse.uses_netloc.extend(['git', 'git+ssh'])
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from dulwich.pack import load_pack_index
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# Don't run any tests on GitSmartTransport as it is not intended to be
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# a full implementation of Transport
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def get_test_permutations():
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def split_git_url(url):
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:return: Tuple with host, port, username, path.
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(scheme, netloc, loc, _, _) = urlparse.urlsplit(url)
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path = urllib.unquote(loc)
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if path.startswith("/~"):
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(username, hostport) = urllib.splituser(netloc)
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(host, port) = urllib.splitnport(hostport, None)
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return (host, port, username, path)
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class GitSmartTransport(Transport):
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def __init__(self, url, _client=None):
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Transport.__init__(self, url)
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(self._host, self._port, self._username, self._path) = \
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if 'transport' in debug.debug_flags:
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trace.mutter('host: %r, user: %r, port: %r, path: %r',
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self._host, self._username, self._port, self._path)
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self._client = _client
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def external_url(self):
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def has(self, relpath):
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def _get_client(self, thin_packs):
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raise NotImplementedError(self._get_client)
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def fetch_pack(self, determine_wants, graph_walker, pack_data, progress=None):
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trace.info("git: %s" % text)
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client = self._get_client(thin_packs=False)
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return client.fetch_pack(self._get_path(), determine_wants,
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graph_walker, pack_data, progress)
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except GitProtocolError, e:
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def send_pack(self, get_changed_refs, generate_pack_contents):
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client = self._get_client(thin_packs=False)
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return client.send_pack(self._get_path(), get_changed_refs,
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generate_pack_contents)
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except GitProtocolError, e:
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raise NoSuchFile(path)
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def abspath(self, relpath):
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return urlutils.join(self.base, relpath)
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def clone(self, offset=None):
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"""See Transport.clone()."""
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newurl = urlutils.join(self.base, offset)
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return self.__class__(newurl, self._client)
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class TCPGitSmartTransport(GitSmartTransport):
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def _get_client(self, thin_packs):
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if self._client is not None:
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return git.client.TCPGitClient(self._host, self._port,
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thin_packs=thin_packs, report_activity=self._report_activity)
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class SSHGitSmartTransport(GitSmartTransport):
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if self._path.startswith("/~/"):
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return self._path[3:]
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def _get_client(self, thin_packs):
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if self._client is not None:
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return git.client.SSHGitClient(self._host, self._port, self._username,
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thin_packs=thin_packs, report_activity=self._report_activity)
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class RemoteGitDir(GitDir):
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def __init__(self, transport, lockfiles, format):
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self._format = format
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self.root_transport = transport
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self.transport = transport
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self._lockfiles = lockfiles
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self._mode_check_done = None
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def _branch_name_to_ref(self, name):
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from bzrlib.plugins.git.branch import branch_name_to_ref
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return branch_name_to_ref(name, default="refs/heads/master")
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def open_repository(self):
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return RemoteGitRepository(self, self._lockfiles)
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def _open_branch(self, name=None, ignore_fallbacks=False,
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repo = self.open_repository()
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refname = self._branch_name_to_ref(name)
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return RemoteGitBranch(self, repo, refname, self._lockfiles)
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def open_workingtree(self, recommend_upgrade=False):
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raise NotLocalUrl(self.transport.base)
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class EmptyObjectStoreIterator(dict):
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def iterobjects(self):
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class TemporaryPackIterator(Pack):
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def __init__(self, path, resolve_ext_ref):
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super(TemporaryPackIterator, self).__init__(path)
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self.resolve_ext_ref = resolve_ext_ref
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if self._data is None:
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self._data = PackData(self._data_path)
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if self._idx is None:
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if not os.path.exists(self._idx_path):
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pb = ui.ui_factory.nested_progress_bar()
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def report_progress(cur, total):
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pb.update("generating index", cur, total)
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self.data.create_index(self._idx_path, self.resolve_ext_ref,
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progress=report_progress)
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self._idx = load_pack_index(self._idx_path)
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if self._idx is not None:
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os.remove(self._idx_path)
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if self._data is not None:
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os.remove(self._data_path)
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class RemoteGitRepository(GitRepository):
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def __init__(self, gitdir, lockfiles):
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GitRepository.__init__(self, gitdir, lockfiles)
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def inventories(self):
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raise GitSmartRemoteNotSupported()
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raise GitSmartRemoteNotSupported()
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raise GitSmartRemoteNotSupported()
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if self._refs is not None:
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self._refs = self.bzrdir.root_transport.fetch_pack(lambda x: [], None,
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lambda x: None, lambda x: trace.mutter("git: %s" % x))
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def fetch_pack(self, determine_wants, graph_walker, pack_data,
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return self._transport.fetch_pack(determine_wants, graph_walker,
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def send_pack(self, get_changed_refs, generate_pack_contents):
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return self._transport.send_pack(get_changed_refs, generate_pack_contents)
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def fetch_objects(self, determine_wants, graph_walker, resolve_ext_ref,
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fd, path = tempfile.mkstemp(suffix=".pack")
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self.fetch_pack(determine_wants, graph_walker,
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lambda x: os.write(fd, x), progress)
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if os.path.getsize(path) == 0:
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return EmptyObjectStoreIterator()
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return TemporaryPackIterator(path[:-len(".pack")], resolve_ext_ref)
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def lookup_bzr_revision_id(self, bzr_revid):
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# This won't work for any round-tripped bzr revisions, but it's a start..
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return mapping_registry.revision_id_bzr_to_foreign(bzr_revid)
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except InvalidRevisionId:
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raise NoSuchRevision(self, bzr_revid)
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class RemoteGitTagDict(tag.BasicTags):
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def __init__(self, branch):
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self.repository = branch.repository
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def get_tag_dict(self):
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for k, v in extract_tags(self.repository.get_refs()).iteritems():
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tags[k] = self.branch.mapping.revision_id_foreign_to_bzr(v)
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def set_tag(self, name, revid):
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# FIXME: Not supported yet, should do a push of a new ref
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raise NotImplementedError(self.set_tag)
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class RemoteGitBranch(GitBranch):
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def __init__(self, bzrdir, repository, name, lockfiles):
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super(RemoteGitBranch, self).__init__(bzrdir, repository, name,
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def revision_history(self):
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raise GitSmartRemoteNotSupported()
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def last_revision(self):
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return self.mapping.revision_id_foreign_to_bzr(self.head)
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def _get_config(self):
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class EmptyConfig(object):
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def _get_configobj(self):
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return config.ConfigObj()
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if self._ref is not None:
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heads = self.repository.get_refs()
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if self.name in heads:
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self._ref = heads[self.name]
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elif ("refs/heads/" + self.name) in heads:
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self._ref = heads["refs/heads/" + self.name]
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raise NoSuchRef(self.name)
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def _synchronize_history(self, destination, revision_id):
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"""See Branch._synchronize_history()."""
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destination.generate_revision_history(self.last_revision())
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def get_push_location(self):
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def set_push_location(self, url):