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Viewing changes to __init__.py

  • Committer: Jelmer Vernooij
  • Date: 2009-03-28 22:27:07 UTC
  • mto: (0.200.305 trunk)
  • mto: This revision was merged to the branch mainline in revision 6960.
  • Revision ID: jelmer@samba.org-20090328222707-n0y980ntev40xqd2
Fix blob lookup.

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__init__.py
26
26
 
27
27
import bzrlib
28
28
import bzrlib.api
29
 
 
30
 
from info import (
31
 
    bzr_compatible_versions,
32
 
    bzr_plugin_version as version_info,
33
 
    dulwich_minimum_version,
34
 
    )
35
 
 
36
 
if version_info[3] == 'final':
37
 
    version_string = '%d.%d.%d' % version_info[:3]
38
 
else:
39
 
    version_string = '%d.%d.%d%s%d' % version_info
40
 
__version__ = version_string
41
 
 
42
 
bzrlib.api.require_any_api(bzrlib, bzr_compatible_versions)
43
 
 
44
 
 
45
29
from bzrlib import (
 
30
    bzrdir,
46
31
    errors as bzr_errors,
47
 
    osutils,
48
32
    )
49
 
try:
50
 
    from bzrlib.controldir import (
51
 
        ControlDirFormat,
52
 
        ControlDir,
53
 
        Prober,
54
 
        format_registry,
55
 
        )
56
 
except ImportError:
57
 
    # bzr < 2.3
58
 
    from bzrlib.bzrdir import (
59
 
        BzrDirFormat,
60
 
        BzrDir,
61
 
        format_registry,
62
 
        )
63
 
    ControlDir = BzrDir
64
 
    ControlDirFormat = BzrDirFormat
65
 
    Prober = object
66
 
    has_controldir = False
67
 
else:
68
 
    has_controldir = True
69
 
 
70
33
from bzrlib.foreign import (
71
34
    foreign_vcs_registry,
72
35
    )
73
 
from bzrlib.help_topics import (
74
 
    topic_registry,
75
 
    )
76
36
from bzrlib.lockable_files import (
77
37
    TransportLock,
78
38
    )
79
39
from bzrlib.transport import (
80
40
    register_lazy_transport,
81
 
    register_transport_proto,
82
41
    )
83
42
from bzrlib.commands import (
84
43
    plugin_cmds,
85
44
    )
86
 
from bzrlib.version_info_formats.format_rio import (
87
 
    RioVersionInfoBuilder,
88
 
    )
89
 
from bzrlib.send import (
90
 
    format_registry as send_format_registry,
91
 
    )
92
 
 
 
45
from bzrlib.trace import (
 
46
    warning,
 
47
    )
 
48
 
 
49
# versions ending in 'exp' mean experimental mappings
 
50
# versions ending in 'dev' mean development version
 
51
# versions ending in 'final' mean release (well tested, etc)
 
52
version_info = (0, 2, 0, 'dev', 0)
 
53
 
 
54
if version_info[3] == 'final':
 
55
    version_string = '%d.%d.%d' % version_info[:3]
 
56
else:
 
57
    version_string = '%d.%d.%d%s%d' % version_info
 
58
__version__ = version_string
 
59
 
 
60
MINIMUM_DULWICH_VERSION = (0, 1, 1)
 
61
COMPATIBLE_BZR_VERSIONS = [(1, 13, 0)]
93
62
 
94
63
if getattr(sys, "frozen", None):
95
64
    # allow import additional libs from ./_lib for bzr.exe only
96
 
    sys.path.append(os.path.normpath(
97
 
        os.path.join(os.path.dirname(__file__), '_lib')))
98
 
 
99
 
 
100
 
def import_dulwich():
101
 
    try:
102
 
        from dulwich import __version__ as dulwich_version
103
 
    except ImportError:
104
 
        raise bzr_errors.DependencyNotPresent("dulwich",
105
 
            "bzr-git: Please install dulwich, https://launchpad.net/dulwich")
106
 
    else:
107
 
        if dulwich_version < dulwich_minimum_version:
108
 
            raise bzr_errors.DependencyNotPresent("dulwich",
109
 
                "bzr-git: Dulwich is too old; at least %d.%d.%d is required" %
110
 
                    dulwich_minimum_version)
111
 
 
 
65
    sys.path.append(os.path.normpath(os.path.join(os.path.dirname(__file__), '_lib')))
112
66
 
113
67
_versions_checked = False
114
68
def lazy_check_versions():
115
69
    global _versions_checked
116
70
    if _versions_checked:
117
71
        return
118
 
    import_dulwich()
119
72
    _versions_checked = True
120
 
 
121
 
format_registry.register_lazy('git',
122
 
    "bzrlib.plugins.git.dir", "LocalGitControlDirFormat",
123
 
    help='GIT repository.', native=False, experimental=False,
124
 
    )
125
 
 
126
 
format_registry.register_lazy('git-bare',
127
 
    "bzrlib.plugins.git.dir", "BareLocalGitControlDirFormat",
128
 
    help='Bare GIT repository (no working tree).', native=False,
129
 
    experimental=False,
 
73
    try:
 
74
        from dulwich import __version__ as dulwich_version
 
75
    except ImportError:
 
76
        raise ImportError("bzr-git: Please install dulwich, https://launchpad.net/dulwich")
 
77
    else:
 
78
        if dulwich_version < MINIMUM_DULWICH_VERSION:
 
79
            raise ImportError("bzr-git: Dulwich is too old; at least %d.%d.%d is required" % MINIMUM_DULWICH_VERSION)
 
80
 
 
81
bzrlib.api.require_any_api(bzrlib, COMPATIBLE_BZR_VERSIONS)
 
82
 
 
83
bzrdir.format_registry.register_lazy('git', 
 
84
    "bzrlib.plugins.git.dir", "LocalGitBzrDirFormat",
 
85
    help='GIT repository.', native=False, experimental=True,
130
86
    )
131
87
 
132
88
from bzrlib.revisionspec import revspec_registry
133
 
revspec_registry.register_lazy("git:", "bzrlib.plugins.git.revspec",
 
89
revspec_registry.register_lazy("git:", "bzrlib.plugins.git.revspec", 
134
90
    "RevisionSpec_git")
135
91
 
136
 
try:
137
 
    from bzrlib.revisionspec import dwim_revspecs
138
 
except ImportError:
139
 
    pass
140
 
else:
141
 
    from bzrlib.plugins.git.revspec import RevisionSpec_git
142
 
    dwim_revspecs.append(RevisionSpec_git)
143
 
 
144
 
 
145
 
class GitControlDirFormat(ControlDirFormat):
146
 
 
 
92
class GitBzrDirFormat(bzrdir.BzrDirFormat):
147
93
    _lock_class = TransportLock
148
94
 
149
 
    colocated_branches = True
150
 
 
151
 
    def __eq__(self, other):
152
 
        return type(self) == type(other)
153
 
 
154
95
    def is_supported(self):
155
96
        return True
156
97
 
157
 
    def network_name(self):
158
 
        return "git"
159
 
 
160
 
 
161
 
class LocalGitProber(Prober):
162
 
 
163
 
    def probe_transport(self, transport):
164
 
        try:
165
 
            if not transport.has_any(['info/refs', '.git/branches',
166
 
                                      'branches']):
167
 
                raise bzr_errors.NotBranchError(path=transport.base)
168
 
        except bzr_errors.NoSuchFile:
169
 
            raise bzr_errors.NotBranchError(path=transport.base)
170
 
        from bzrlib import urlutils
171
 
        if urlutils.split(transport.base)[1] == ".git":
172
 
            raise bzr_errors.NotBranchError(path=transport.base)
173
 
        lazy_check_versions()
174
 
        import dulwich
175
 
        from bzrlib.plugins.git.transportgit import TransportRepo
176
 
        try:
177
 
            gitrepo = TransportRepo(transport)
178
 
        except dulwich.errors.NotGitRepository, e:
179
 
            raise bzr_errors.NotBranchError(path=transport.base)
180
 
        else:
181
 
            if gitrepo.bare:
182
 
                return BareLocalGitControlDirFormat()
183
 
            else:
184
 
                return LocalGitControlDirFormat()
185
 
 
186
 
 
187
 
class LocalGitControlDirFormat(GitControlDirFormat):
 
98
 
 
99
class LocalGitBzrDirFormat(GitBzrDirFormat):
188
100
    """The .git directory control format."""
189
101
 
190
 
    bare = False
191
 
 
192
102
    @classmethod
193
103
    def _known_formats(self):
194
 
        return set([LocalGitControlDirFormat()])
 
104
        return set([LocalGitBzrDirFormat()])
195
105
 
196
106
    def open(self, transport, _found=None):
197
107
        """Open this directory.
198
108
 
199
109
        """
200
 
        lazy_check_versions()
201
 
        from bzrlib.plugins.git.transportgit import TransportRepo
202
 
        gitrepo = TransportRepo(transport)
 
110
        import dulwich as git
 
111
        # we dont grok readonly - git isn't integrated with transport.
 
112
        url = transport.base
 
113
        if url.startswith('readonly+'):
 
114
            url = url[len('readonly+'):]
 
115
 
 
116
        try:
 
117
            gitrepo = git.repo.Repo(transport.local_abspath("."))
 
118
        except bzr_errors.NotLocalUrl:
 
119
            raise bzr_errors.NotBranchError(path=transport.base)
203
120
        from bzrlib.plugins.git.dir import LocalGitDir, GitLockableFiles, GitLock
204
121
        lockfiles = GitLockableFiles(transport, GitLock())
205
122
        return LocalGitDir(transport, lockfiles, gitrepo, self)
206
123
 
207
124
    @classmethod
208
125
    def probe_transport(klass, transport):
209
 
        prober = LocalGitProber()
210
 
        return prober.probe_transport(transport)
 
126
        """Our format is present if the transport ends in '.not/'."""
 
127
        from bzrlib.transport.local import LocalTransport
 
128
 
 
129
        if not isinstance(transport, LocalTransport):
 
130
            raise bzr_errors.NotBranchError(path=transport.base)
 
131
 
 
132
        # This should quickly filter out most things that are not 
 
133
        # git repositories, saving us the trouble from loading dulwich.
 
134
        if not transport.has(".git") and not transport.has("objects"):
 
135
            raise bzr_errors.NotBranchError(path=transport.base)
 
136
 
 
137
        import dulwich as git
 
138
        format = klass()
 
139
        try:
 
140
            format.open(transport)
 
141
            return format
 
142
        except git.errors.NotGitRepository, e:
 
143
            raise bzr_errors.NotBranchError(path=transport.base)
 
144
        raise bzr_errors.NotBranchError(path=transport.base)
211
145
 
212
146
    def get_format_description(self):
213
147
        return "Local Git Repository"
214
148
 
 
149
    def get_format_string(self):
 
150
        return "Local Git Repository"
 
151
 
215
152
    def initialize_on_transport(self, transport):
216
153
        from bzrlib.transport.local import LocalTransport
217
154
 
218
155
        if not isinstance(transport, LocalTransport):
219
 
            raise NotImplementedError(self.initialize,
 
156
            raise NotImplementedError(self.initialize, 
220
157
                "Can't create Git Repositories/branches on "
221
158
                "non-local transports")
222
 
        lazy_check_versions()
 
159
 
223
160
        from dulwich.repo import Repo
224
 
        Repo.init(transport.local_abspath(".").encode(osutils._fs_enc),
225
 
            bare=self.bare)
 
161
        Repo.create(transport.local_abspath(".")) 
226
162
        return self.open(transport)
227
163
 
228
164
    def is_supported(self):
229
165
        return True
230
166
 
231
167
 
232
 
class BareLocalGitControlDirFormat(LocalGitControlDirFormat):
233
 
 
234
 
    bare = True
235
 
    supports_workingtrees = False
236
 
 
237
 
    @classmethod
238
 
    def _known_formats(self):
239
 
        return set([RemoteGitControlDirFormat()])
240
 
 
241
 
    def get_format_description(self):
242
 
        return "Local Git Repository (bare)"
243
 
 
244
 
 
245
 
class RemoteGitProber(Prober):
246
 
 
247
 
    def probe_transport(self, transport):
248
 
        url = transport.base
249
 
        if url.startswith('readonly+'):
250
 
            url = url[len('readonly+'):]
251
 
        if (not url.startswith("git://") and not url.startswith("git+")):
252
 
            raise bzr_errors.NotBranchError(transport.base)
253
 
        # little ugly, but works
254
 
        from bzrlib.plugins.git.remote import GitSmartTransport
255
 
        if not isinstance(transport, GitSmartTransport):
256
 
            raise bzr_errors.NotBranchError(transport.base)
257
 
        return RemoteGitControlDirFormat()
258
 
 
259
 
 
260
 
 
261
 
class RemoteGitControlDirFormat(GitControlDirFormat):
 
168
class RemoteGitBzrDirFormat(GitBzrDirFormat):
262
169
    """The .git directory control format."""
263
170
 
264
 
    supports_workingtrees = False
265
 
 
266
171
    @classmethod
267
172
    def _known_formats(self):
268
 
        return set([RemoteGitControlDirFormat()])
 
173
        return set([RemoteGitBzrDirFormat()])
269
174
 
270
175
    def open(self, transport, _found=None):
271
176
        """Open this directory.
272
177
 
273
178
        """
274
 
        # we dont grok readonly - git isn't integrated with transport.
275
 
        url = transport.base
276
 
        if url.startswith('readonly+'):
277
 
            url = url[len('readonly+'):]
278
 
        if (not url.startswith("git://") and not url.startswith("git+")):
279
 
            raise bzr_errors.NotBranchError(transport.base)
280
179
        from bzrlib.plugins.git.remote import RemoteGitDir, GitSmartTransport
281
180
        if not isinstance(transport, GitSmartTransport):
282
181
            raise bzr_errors.NotBranchError(transport.base)
 
182
        # we dont grok readonly - git isn't integrated with transport.
 
183
        url = transport.base
 
184
        if url.startswith('readonly+'):
 
185
            url = url[len('readonly+'):]
 
186
 
283
187
        from bzrlib.plugins.git.dir import GitLockableFiles, GitLock
284
188
        lockfiles = GitLockableFiles(transport, GitLock())
285
189
        return RemoteGitDir(transport, lockfiles, self)
287
191
    @classmethod
288
192
    def probe_transport(klass, transport):
289
193
        """Our format is present if the transport ends in '.not/'."""
290
 
        prober = RemoteGitProber()
291
 
        return prober.probe_transport(transport)
 
194
        # little ugly, but works
 
195
        format = klass()
 
196
        from bzrlib.plugins.git.remote import GitSmartTransport
 
197
        if not isinstance(transport, GitSmartTransport):
 
198
            raise bzr_errors.NotBranchError(transport.base)
 
199
        # The only way to know a path exists and contains a valid repository 
 
200
        # is to do a request against it:
 
201
        try:
 
202
            transport.fetch_pack(lambda x: [], None, lambda x: None, 
 
203
                                 lambda x: mutter("git: %s" % x))
 
204
        except errors.git_errors.GitProtocolError:
 
205
            raise bzr_errors.NotBranchError(path=transport.base)
 
206
        else:
 
207
            return format
 
208
        raise bzr_errors.NotBranchError(path=transport.base)
292
209
 
293
210
    def get_format_description(self):
294
211
        return "Remote Git Repository"
295
212
 
 
213
    def get_format_string(self):
 
214
        return "Remote Git Repository"
 
215
 
296
216
    def initialize_on_transport(self, transport):
297
217
        raise bzr_errors.UninitializableFormat(self)
298
218
 
299
219
 
300
 
if has_controldir:
301
 
    ControlDirFormat.register_format(LocalGitControlDirFormat())
302
 
    ControlDirFormat.register_format(BareLocalGitControlDirFormat())
303
 
    ControlDirFormat.register_format(RemoteGitControlDirFormat())
304
 
    ControlDirFormat.register_prober(LocalGitProber)
305
 
    ControlDirFormat.register_prober(RemoteGitProber)
306
 
else:
307
 
    ControlDirFormat.register_control_format(LocalGitControlDirFormat)
308
 
    ControlDirFormat.register_control_format(BareLocalGitControlDirFormat)
309
 
    ControlDirFormat.register_control_format(RemoteGitControlDirFormat)
310
 
 
311
 
register_transport_proto('git://',
312
 
        help="Access using the Git smart server protocol.")
313
 
register_transport_proto('git+ssh://',
314
 
        help="Access using the Git smart server protocol over SSH.")
 
220
bzrdir.BzrDirFormat.register_control_format(LocalGitBzrDirFormat)
 
221
bzrdir.BzrDirFormat.register_control_format(RemoteGitBzrDirFormat)
315
222
 
316
223
register_lazy_transport("git://", 'bzrlib.plugins.git.remote',
317
 
                        'TCPGitSmartTransport')
318
 
register_lazy_transport("git+ssh://", 'bzrlib.plugins.git.remote',
319
 
                        'SSHGitSmartTransport')
320
 
 
321
 
foreign_vcs_registry.register_lazy("git",
322
 
    "bzrlib.plugins.git.mapping", "foreign_git", "Stupid content tracker")
323
 
 
 
224
                        'GitSmartTransport')
 
225
 
 
226
foreign_vcs_registry.register_lazy("git", 
 
227
                        "bzrlib.plugins.git.mapping", 
 
228
                        "foreign_git",
 
229
                        "Stupid content tracker")
 
230
 
 
231
plugin_cmds.register_lazy("cmd_git_serve", [], "bzrlib.plugins.git.commands")
324
232
plugin_cmds.register_lazy("cmd_git_import", [], "bzrlib.plugins.git.commands")
325
 
plugin_cmds.register_lazy("cmd_git_object", ["git-objects", "git-cat"],
326
 
    "bzrlib.plugins.git.commands")
327
 
plugin_cmds.register_lazy("cmd_git_refs", [], "bzrlib.plugins.git.commands")
328
 
plugin_cmds.register_lazy("cmd_git_apply", [], "bzrlib.plugins.git.commands")
329
 
 
330
 
def update_stanza(rev, stanza):
331
 
    mapping = getattr(rev, "mapping", None)
332
 
    if mapping is not None and mapping.revid_prefix.startswith("git-"):
333
 
        stanza.add("git-commit", rev.foreign_revid)
334
 
 
335
 
 
336
 
rio_hooks = getattr(RioVersionInfoBuilder, "hooks", None)
337
 
if rio_hooks is not None:
338
 
    rio_hooks.install_named_hook('revision', update_stanza, None)
339
 
 
340
 
 
341
 
from bzrlib.transport import transport_server_registry
342
 
transport_server_registry.register_lazy('git',
343
 
    'bzrlib.plugins.git.server',
344
 
    'serve_git',
345
 
    'Git Smart server protocol over TCP. (default port: 9418)')
346
 
 
347
 
 
348
 
from bzrlib.repository import (
349
 
    network_format_registry as repository_network_format_registry,
350
 
    )
351
 
repository_network_format_registry.register_lazy('git',
352
 
    'bzrlib.plugins.git.repository', 'GitRepositoryFormat')
353
 
 
354
 
try:
355
 
    from bzrlib.controldir import (
356
 
        network_format_registry as controldir_network_format_registry,
357
 
        )
358
 
except ImportError:
359
 
    from bzrlib.bzrdir import (
360
 
        network_format_registry as controldir_network_format_registry,
361
 
        )
362
 
controldir_network_format_registry.register('git', GitControlDirFormat)
363
 
 
364
 
send_format_registry.register_lazy('git', 'bzrlib.plugins.git.send',
365
 
                                   'send_git', 'Git am-style diff format')
366
 
 
367
 
topic_registry.register_lazy('git',
368
 
                             'bzrlib.plugins.git.help',
369
 
                             'help_git', 'Using Bazaar with Git')
370
 
 
371
 
try:
372
 
    from bzrlib.diff import format_registry as diff_format_registry
373
 
except ImportError:
374
 
    pass
375
 
else:
376
 
    diff_format_registry.register_lazy('git', 'bzrlib.plugins.git.send',
377
 
        'GitDiffTree', 'Git am-style diff format')
 
233
 
 
234
def get_rich_root_format():
 
235
    try:
 
236
        return bzrdir.format_registry.make_bzrdir("default-rich-root")
 
237
    except KeyError:
 
238
        return bzrdir.format_registry.make_bzrdir("1.9-rich-root")
378
239
 
379
240
def test_suite():
380
241
    from bzrlib.plugins.git import tests