23
23
from bzrlib.trace import info
24
24
from bzrlib.transport import Transport
26
from bzrlib.plugins.git import lazy_check_versions
26
from bzrlib.plugins.git import git
29
27
from bzrlib.plugins.git.branch import GitBranch
30
from bzrlib.plugins.git.errors import NoSuchRef
31
28
from bzrlib.plugins.git.dir import GitDir
32
29
from bzrlib.plugins.git.foreign import ForeignBranch
33
30
from bzrlib.plugins.git.repository import GitFormat, GitRepository
41
from dulwich.pack import PackData, Pack, PackIndex
43
# Don't run any tests on GitSmartTransport as it is not intended to be
44
# a full implementation of Transport
45
def get_test_permutations():
35
from dulwich.pack import PackData
49
38
class GitSmartTransport(Transport):
54
43
assert scheme == "git"
55
44
hostport, self._path = urllib.splithost(loc)
56
45
(self._host, self._port) = urllib.splitnport(hostport, git.protocol.TCP_GIT_PORT)
57
self._client = _client
59
def _get_client(self):
60
if self._client is not None:
64
return git.client.TCPGitClient(self._host, self._port)
46
if _client is not None:
47
self._client = _client
49
self._client = git.client.TCPGitClient(self._host, self._port)
66
51
def fetch_pack(self, determine_wants, graph_walker, pack_data, progress=None):
67
52
if progress is None:
68
53
def progress(text):
69
54
info("git: %s" % text)
70
self._get_client().fetch_pack(self._path, determine_wants,
71
graph_walker, pack_data, progress)
55
self._client.fetch_pack(self._path, determine_wants, graph_walker,
58
def fetch_objects(self, determine_wants, graph_walker, progress=None):
59
fd, path = tempfile.mkstemp(dir=self.pack_dir(), suffix=".pack")
60
self.fetch_pack(determine_wants, graph_walker, lambda x: os.write(fd, x), progress)
64
for o in p.iterobjects():
73
69
def get(self, path):
74
70
raise NoSuchFile(path)
76
def abspath(self, relpath):
77
return urlutils.join(self.base, relpath)
79
72
def clone(self, offset=None):
80
73
"""See Transport.clone()."""
97
90
def open_repository(self):
98
91
return RemoteGitRepository(self, self._lockfiles)
100
def open_branch(self, _unsupported=False):
93
def open_branch(self):
101
94
repo = self.open_repository()
102
95
# TODO: Support for multiple branches in one bzrdir in bzrlib!
103
96
return RemoteGitBranch(self, repo, "HEAD", self._lockfiles)
106
99
raise NotLocalUrl(self.transport.base)
109
class TemporaryPackIterator(Pack):
111
def __init__(self, path, resolve_ext_ref):
112
self.resolve_ext_ref = resolve_ext_ref
113
super(TemporaryPackIterator, self).__init__(path)
117
if self._idx is None:
118
self._data.create_index_v2(self._idx_path, self.resolve_ext_ref)
119
self._idx = PackIndex(self._idx_path)
123
os.remove(self._data_path)
124
os.remove(self._idx_path)
127
102
class RemoteGitRepository(GitRepository):
129
104
def __init__(self, gitdir, lockfiles):
134
109
self._transport.fetch_pack(determine_wants, graph_walker, pack_data,
137
def fetch_objects(self, determine_wants, graph_walker, resolve_ext_ref, progress=None):
138
fd, path = tempfile.mkstemp(suffix=".pack")
139
self.fetch_pack(determine_wants, graph_walker, lambda x: os.write(fd, x), progress)
141
if os.path.getsize(path) == 0:
143
return TemporaryPackIterator(path[:-len(".pack")], resolve_ext_ref)
146
113
class RemoteGitBranch(GitBranch):
148
115
def __init__(self, bzrdir, repository, name, lockfiles):
149
116
def determine_wants(heads):
150
if not name in heads:
151
raise NoSuchRef(name)
152
117
self._ref = heads[name]
153
118
bzrdir.root_transport.fetch_pack(determine_wants, None, lambda x: None,
154
119
lambda x: mutter("git: %s" % x))
157
122
def last_revision(self):
158
123
return self.mapping.revision_id_foreign_to_bzr(self._ref)
160
def _synchronize_history(self, destination, revision_id):
161
"""See Branch._synchronize_history()."""
162
destination.generate_revision_history(self.last_revision())