55
def validate_token(self, token):
59
55
class GitLockableFiles(lockable_files.LockableFiles):
60
56
"""Git specific lockable files abstraction."""
62
def __init__(self, transport, lock):
58
def __init__(self, lock):
64
60
self._transaction = None
65
61
self._lock_mode = None
66
self._transport = transport
67
if LockWarner is None:
71
self._lock_warner = LockWarner(repr(self))
74
65
class GitDir(bzrdir.BzrDir):
75
66
"""An adapter to the '.git' dir used by git."""
77
def is_supported(self):
80
def cloning_metadir(self, stacked=False):
81
return get_rich_root_format(stacked)
84
class LocalGitDir(GitDir):
85
"""An adapter to the '.git' dir used by git."""
87
_gitrepository_class = repository.LocalGitRepository
68
_gitrepository_class = repository.GitRepository
89
70
def __init__(self, transport, lockfiles, gitrepo, format):
90
71
self._format = format
96
77
self.transport = transport.clone('.git')
97
78
self._lockfiles = lockfiles
98
self._mode_check_done = None
100
def is_control_filename(self, filename):
101
return filename == '.git' or filename.startswith('.git/')
103
80
def get_branch_transport(self, branch_format):
104
81
if branch_format is None:
105
82
return self.transport
106
if isinstance(branch_format, LocalGitBzrDirFormat):
83
if isinstance(branch_format, GitBzrDirFormat):
107
84
return self.transport
108
85
raise errors.bzr_errors.IncompatibleFormat(branch_format, self._format)
110
87
get_repository_transport = get_branch_transport
111
88
get_workingtree_transport = get_branch_transport
113
def open_branch(self, ignore_fallbacks=None):
90
def is_supported(self):
93
def open_branch(self, ignored=None):
114
94
"""'create' a branch for this dir."""
115
95
repo = self.open_repository()
116
return branch.LocalGitBranch(self, repo, "HEAD", self._lockfiles)
96
if repo._git.heads == []:
99
head = repo._git.heads[0].commit.id
100
return branch.GitBranch(self, repo, head,
101
self.root_transport.base, self._lockfiles)
118
103
def open_repository(self, shared=False):
119
104
"""'open' a repository for this dir."""
120
105
return self._gitrepository_class(self, self._lockfiles)
122
107
def open_workingtree(self, recommend_upgrade=True):
123
if not self._git.bare and self._git.has_index():
109
loc = urlutils.unescape_for_display(self.root_transport.base, 'ascii')
110
raise errors.bzr_errors.NoWorkingTree(loc)
124
112
return workingtree.GitWorkingTree(self, self.open_repository(),
125
113
self.open_branch())
126
loc = urlutils.unescape_for_display(self.root_transport.base, 'ascii')
127
raise errors.bzr_errors.NoWorkingTree(loc)
115
def cloning_metadir(self):
116
return bzrdir.BzrDirFormat.get_default_format()
129
118
def create_repository(self, shared=False):
130
119
return self.open_repository()
132
def create_branch(self):
133
return self.open_branch()
135
def backup_bzrdir(self):
137
self.root_transport.copy_tree(".git", ".git.backup")
138
return (self.root_transport.abspath(".git"),
139
self.root_transport.abspath(".git.backup"))
141
raise errors.bzr_errors.BzrError("Unable to backup bare repositories")
143
def create_workingtree(self, revision_id=None, from_branch=None,
144
accelerator_tree=None, hardlink=False):
146
raise errors.bzr_errors.BzrError("Can't create working tree in a bare repo")
147
from dulwich.index import write_index
148
write_index(self.root_transport.abspath(".git/index"), [])
149
return self.open_workingtree()
122
class GitBzrDirFormat(bzrdir.BzrDirFormat):
123
"""The .git directory control format."""
125
_gitdir_class = GitDir
126
_lock_class = TransportLock
129
def _known_formats(self):
130
return set([GitBzrDirFormat()])
132
def open(self, transport, _found=None):
133
"""Open this directory.
136
# we dont grok readonly - git isn't integrated with transport.
138
if url.startswith('readonly+'):
139
url = url[len('readonly+'):]
142
gitrepo = git.repo.Repo(transport.local_abspath("."))
143
except errors.bzr_errors.NotLocalUrl:
144
raise errors.bzr_errors.NotBranchError(path=transport.base)
145
lockfiles = GitLockableFiles(GitLock())
146
return self._gitdir_class(transport, lockfiles, gitrepo, self)
149
def probe_transport(klass, transport):
150
"""Our format is present if the transport ends in '.not/'."""
151
# little ugly, but works
153
# delegate to the main opening code. This pays a double rtt cost at the
154
# moment, so perhaps we want probe_transport to return the opened thing
155
# rather than an openener ? or we could return a curried thing with the
156
# dir to open already instantiated ? Needs more thought.
158
format.open(transport)
161
raise errors.bzr_errors.NotBranchError(path=transport.base)
162
raise errors.bzr_errors.NotBranchError(path=transport.base)
164
def get_format_description(self):
165
return "Local Git Repository"
167
def get_format_string(self):
168
return "Local Git Repository"
170
def initialize_on_transport(self, transport):
171
from bzrlib.transport.local import LocalTransport
173
if not isinstance(transport, LocalTransport):
174
raise NotImplementedError(self.initialize,
175
"Can't create Git Repositories/branches on "
176
"non-local transports")
178
git.repo.Repo.create(transport.local_abspath("."))
179
return self.open(transport)
182
bzrdir.BzrDirFormat.register_control_format(GitBzrDirFormat)