55
def validate_token(self, token):
59
48
class GitLockableFiles(lockable_files.LockableFiles):
60
49
"""Git specific lockable files abstraction."""
62
def __init__(self, transport, lock):
51
def __init__(self, lock):
64
53
self._transaction = None
65
54
self._lock_mode = None
66
self._transport = transport
67
if LockWarner is None:
71
self._lock_warner = LockWarner(repr(self))
74
58
class GitDir(bzrdir.BzrDir):
75
59
"""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
89
def __init__(self, transport, lockfiles, gitrepo, format):
61
_gitrepository_class = git_repository.GitRepository
63
def __init__(self, transport, lockfiles, format):
90
64
self._format = format
91
65
self.root_transport = transport
94
self.transport = transport
96
self.transport = transport.clone('.git')
66
self.transport = transport.clone('.git')
97
67
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
69
def get_branch_transport(self, branch_format):
104
70
if branch_format is None:
105
71
return self.transport
106
if isinstance(branch_format, LocalGitBzrDirFormat):
72
if isinstance(branch_format, GitBzrDirFormat):
107
73
return self.transport
108
74
raise errors.bzr_errors.IncompatibleFormat(branch_format, self._format)
110
76
get_repository_transport = get_branch_transport
111
77
get_workingtree_transport = get_branch_transport
113
def open_branch(self, ignore_fallbacks=None):
79
def is_supported(self):
82
def open_branch(self, ignored=None):
114
83
"""'create' a branch for this dir."""
115
84
repo = self.open_repository()
116
return branch.LocalGitBranch(self, repo, "HEAD", self._lockfiles)
85
if repo._git.heads == []:
88
head = repo._git.heads[0].commit.id
89
return git_branch.GitBranch(self, repo, head,
90
self.root_transport.base, self._lockfiles)
118
92
def open_repository(self, shared=False):
119
93
"""'open' a repository for this dir."""
120
94
return self._gitrepository_class(self, self._lockfiles)
122
96
def open_workingtree(self, recommend_upgrade=True):
123
if not self._git.bare and self._git.has_index():
124
return workingtree.GitWorkingTree(self, self.open_repository(),
126
97
loc = urlutils.unescape_for_display(self.root_transport.base, 'ascii')
127
98
raise errors.bzr_errors.NoWorkingTree(loc)
129
def create_repository(self, shared=False):
130
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()
100
def cloning_metadir(self):
101
return bzrdir.BzrDirFormat.get_default_format()
104
class GitBzrDirFormat(bzrdir.BzrDirFormat):
105
"""The .git directory control format."""
107
_gitdir_class = GitDir
110
def _known_formats(self):
111
return set([GitBzrDirFormat()])
113
def open(self, transport, _create=False, _found=None):
114
"""Open this directory.
116
:param _create: create the git dir on the fly. private to GitDirFormat.
118
# we dont grok readonly - git isn't integrated with transport.
120
if url.startswith('readonly+'):
121
url = url[len('readonly+'):]
122
if not transport.has('.git'):
123
raise errors.bzr_errors.NotBranchError(path=transport.base)
124
lockfiles = GitLockableFiles(GitLock())
125
return self._gitdir_class(transport, lockfiles, self)
128
def probe_transport(klass, transport):
129
"""Our format is present if the transport ends in '.not/'."""
130
# little ugly, but works
132
# delegate to the main opening code. This pays a double rtt cost at the
133
# moment, so perhaps we want probe_transport to return the opened thing
134
# rather than an openener ? or we could return a curried thing with the
135
# dir to open already instantiated ? Needs more thought.
137
format.open(transport)
140
raise errors.bzr_errors.NotBranchError(path=transport.base)
141
raise errors.bzr_errors.NotBranchError(path=transport.base)
143
def get_format_description(self):
144
return "Local Git Repository"
147
bzrdir.BzrDirFormat.register_control_format(GitBzrDirFormat)