/brz/remove-bazaar

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  • Committer: Jelmer Vernooij
  • Date: 2018-04-02 14:59:43 UTC
  • mto: (0.200.1913 work)
  • mto: This revision was merged to the branch mainline in revision 6960.
  • Revision ID: jelmer@jelmer.uk-20180402145943-s5jmpbvvf1x42pao
Just don't touch the URL if it's already a valid URL.

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commands.py
 
1
# Copyright (C) 2006-2009 Canonical Ltd
 
2
# Copyright (C) 2012-2018 Jelmer Vernooij <jelmer@jelmer.uk>
 
3
 
 
4
# Authors: Robert Collins <robert.collins@canonical.com>
 
5
#          Jelmer Vernooij <jelmer@samba.org>
 
6
#          John Carr <john.carr@unrouted.co.uk>
 
7
#
 
8
# This program is free software; you can redistribute it and/or modify
 
9
# it under the terms of the GNU General Public License as published by
 
10
# the Free Software Foundation; either version 2 of the License, or
 
11
# (at your option) any later version.
 
12
#
 
13
# This program is distributed in the hope that it will be useful,
 
14
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
15
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
16
# GNU General Public License for more details.
 
17
#
 
18
# You should have received a copy of the GNU General Public License
 
19
# along with this program; if not, write to the Free Software
 
20
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
21
 
 
22
"""Git-specific subcommands for Bazaar."""
 
23
 
 
24
from __future__ import absolute_import
 
25
 
 
26
import breezy.bzr.bzrdir
 
27
from ...commands import (
 
28
    Command,
 
29
    display_command,
 
30
    )
 
31
from ...option import (
 
32
    Option,
 
33
    )
 
34
 
 
35
 
 
36
class cmd_git_import(Command):
 
37
    """Import all branches from a git repository.
 
38
 
 
39
    """
 
40
 
 
41
    takes_args = ["src_location", "dest_location?"]
 
42
 
 
43
    takes_options = [
 
44
                     Option('colocated', help='Create colocated branches.'),
 
45
                     ]
 
46
 
 
47
    def _get_colocated_branch(self, target_controldir, name):
 
48
        from ...errors import NotBranchError
 
49
        try:
 
50
            return target_controldir.open_branch(name=name)
 
51
        except NotBranchError:
 
52
            return target_controldir.create_branch(name=name)
 
53
 
 
54
    def _get_nested_branch(self, dest_transport, dest_format, name):
 
55
        from ...controldir import ControlDir
 
56
        from ...errors import NotBranchError
 
57
        head_transport = dest_transport.clone(name)
 
58
        try:
 
59
            head_controldir = ControlDir.open_from_transport(head_transport)
 
60
        except NotBranchError:
 
61
            head_controldir = dest_format.initialize_on_transport_ex(
 
62
                head_transport, create_prefix=True)[1]
 
63
        try:
 
64
            return head_controldir.open_branch()
 
65
        except NotBranchError:
 
66
            return head_controldir.create_branch()
 
67
 
 
68
    def run(self, src_location, dest_location=None, colocated=False):
 
69
        import os
 
70
        import urllib
 
71
        from ... import (
 
72
            controldir,
 
73
            trace,
 
74
            ui,
 
75
            urlutils,
 
76
            )
 
77
        from ...controldir import (
 
78
            ControlDir,
 
79
            )
 
80
        from ...errors import (
 
81
            BzrCommandError,
 
82
            NoRepositoryPresent,
 
83
            NotBranchError,
 
84
            )
 
85
        from . import gettext
 
86
        from ...repository import (
 
87
            InterRepository,
 
88
            Repository,
 
89
            )
 
90
        from ...transport import get_transport
 
91
        from .branch import (
 
92
            LocalGitBranch,
 
93
            )
 
94
        from .refs import (
 
95
            ref_to_branch_name,
 
96
            )
 
97
        from .repository import GitRepository
 
98
 
 
99
        dest_format = controldir.ControlDirFormat.get_default_format()
 
100
        if dest_format is None:
 
101
            raise errors.BzrError('no default format')
 
102
 
 
103
        if dest_location is None:
 
104
            dest_location = os.path.basename(src_location.rstrip("/\\"))
 
105
 
 
106
        dest_transport = get_transport(dest_location)
 
107
 
 
108
        source_repo = Repository.open(src_location)
 
109
        if not isinstance(source_repo, GitRepository):
 
110
            raise BzrCommandError(gettext("%r is not a git repository") % src_location)
 
111
        try:
 
112
            target_controldir = ControlDir.open_from_transport(dest_transport)
 
113
        except NotBranchError:
 
114
            target_controldir = dest_format.initialize_on_transport_ex(
 
115
                dest_transport, shared_repo=True)[1]
 
116
        try:
 
117
            target_repo = target_controldir.find_repository()
 
118
        except NoRepositoryPresent:
 
119
            target_repo = target_controldir.create_repository(shared=True)
 
120
 
 
121
        if not target_repo.supports_rich_root():
 
122
            raise BzrCommandError(gettext("Target repository doesn't support rich roots"))
 
123
 
 
124
        interrepo = InterRepository.get(source_repo, target_repo)
 
125
        mapping = source_repo.get_mapping()
 
126
        refs = interrepo.fetch()
 
127
        pb = ui.ui_factory.nested_progress_bar()
 
128
        try:
 
129
            for i, (name, sha) in enumerate(refs.iteritems()):
 
130
                try:
 
131
                    branch_name = ref_to_branch_name(name)
 
132
                except ValueError:
 
133
                    # Not a branch, ignore
 
134
                    continue
 
135
                pb.update(gettext("creating branches"), i, len(refs))
 
136
                if getattr(target_controldir._format, "colocated_branches", False) and colocated:
 
137
                    if name == "HEAD":
 
138
                        branch_name = None
 
139
                    head_branch = self._get_colocated_branch(target_controldir, branch_name)
 
140
                else:
 
141
                    head_branch = self._get_nested_branch(dest_transport, dest_format, branch_name)
 
142
                revid = mapping.revision_id_foreign_to_bzr(sha)
 
143
                source_branch = LocalGitBranch(source_repo.controldir, source_repo,
 
144
                    sha)
 
145
                if head_branch.last_revision() != revid:
 
146
                    head_branch.generate_revision_history(revid)
 
147
                source_branch.tags.merge_to(head_branch.tags)
 
148
                if not head_branch.get_parent():
 
149
                    url = urlutils.join_segment_parameters(
 
150
                        source_branch.base, {"branch": urllib.quote(branch_name.encode('utf-8'), '')})
 
151
                    head_branch.set_parent(url)
 
152
        finally:
 
153
            pb.finished()
 
154
        trace.note(gettext(
 
155
            "Use 'bzr checkout' to create a working tree in "
 
156
            "the newly created branches."))
 
157
 
 
158
 
 
159
class cmd_git_object(Command):
 
160
    """List or display Git objects by SHA.
 
161
 
 
162
    Cat a particular object's Git representation if a SHA is specified.
 
163
    List all available SHAs otherwise.
 
164
    """
 
165
 
 
166
    hidden = True
 
167
 
 
168
    aliases = ["git-objects", "git-cat"]
 
169
    takes_args = ["sha1?"]
 
170
    takes_options = [Option('directory',
 
171
        short_name='d',
 
172
        help='Location of repository.', type=unicode),
 
173
        Option('pretty', help='Pretty-print objects.')]
 
174
    encoding_type = 'exact'
 
175
 
 
176
    @display_command
 
177
    def run(self, sha1=None, directory=".", pretty=False):
 
178
        from ...errors import (
 
179
            BzrCommandError,
 
180
            )
 
181
        from ...controldir import (
 
182
            ControlDir,
 
183
            )
 
184
        from .object_store import (
 
185
            get_object_store,
 
186
            )
 
187
        from . import gettext
 
188
        controldir, _ = ControlDir.open_containing(directory)
 
189
        repo = controldir.find_repository()
 
190
        object_store = get_object_store(repo)
 
191
        with object_store.lock_read():
 
192
            if sha1 is not None:
 
193
                try:
 
194
                    obj = object_store[str(sha1)]
 
195
                except KeyError:
 
196
                    raise BzrCommandError(gettext("Object not found: %s") % sha1)
 
197
                if pretty:
 
198
                    text = obj.as_pretty_string()
 
199
                else:
 
200
                    text = obj.as_raw_string()
 
201
                self.outf.write(text)
 
202
            else:
 
203
                for sha1 in object_store:
 
204
                    self.outf.write("%s\n" % sha1)
 
205
 
 
206
 
 
207
class cmd_git_refs(Command):
 
208
    """Output all of the virtual refs for a repository.
 
209
 
 
210
    """
 
211
 
 
212
    hidden = True
 
213
 
 
214
    takes_args = ["location?"]
 
215
 
 
216
    @display_command
 
217
    def run(self, location="."):
 
218
        from ...controldir import (
 
219
            ControlDir,
 
220
            )
 
221
        from .refs import (
 
222
            get_refs_container,
 
223
            )
 
224
        from .object_store import (
 
225
            get_object_store,
 
226
            )
 
227
        controldir, _ = ControlDir.open_containing(location)
 
228
        repo = controldir.find_repository()
 
229
        object_store = get_object_store(repo)
 
230
        with object_store.lock_read():
 
231
            refs = get_refs_container(controldir, object_store)
 
232
            for k, v in refs.as_dict().iteritems():
 
233
                self.outf.write("%s -> %s\n" % (k, v))
 
234
 
 
235
 
 
236
class cmd_git_apply(Command):
 
237
    """Apply a series of git-am style patches.
 
238
 
 
239
    This command will in the future probably be integrated into 
 
240
    "bzr pull".
 
241
    """
 
242
 
 
243
    takes_options = [
 
244
        Option('signoff', short_name='s', help='Add a Signed-off-by line.'),
 
245
        Option('force',
 
246
            help='Apply patches even if tree has uncommitted changes.')
 
247
        ]
 
248
    takes_args = ["patches*"]
 
249
 
 
250
    def _apply_patch(self, wt, f, signoff):
 
251
        """Apply a patch.
 
252
 
 
253
        :param wt: A Bazaar working tree object.
 
254
        :param f: Patch file to read.
 
255
        :param signoff: Add Signed-Off-By flag.
 
256
        """
 
257
        from . import gettext
 
258
        from ...errors import BzrCommandError
 
259
        from dulwich.patch import git_am_patch_split
 
260
        import subprocess
 
261
        (c, diff, version) = git_am_patch_split(f)
 
262
        # FIXME: Cope with git-specific bits in patch
 
263
        # FIXME: Add new files to working tree
 
264
        p = subprocess.Popen(["patch", "-p1"], stdin=subprocess.PIPE,
 
265
            cwd=wt.basedir)
 
266
        p.communicate(diff)
 
267
        exitcode = p.wait()
 
268
        if exitcode != 0:
 
269
            raise BzrCommandError(gettext("error running patch"))
 
270
        message = c.message
 
271
        if signoff:
 
272
            signed_off_by = wt.branch.get_config().username()
 
273
            message += "Signed-off-by: %s\n" % signed_off_by.encode('utf-8')
 
274
        wt.commit(authors=[c.author], message=message)
 
275
 
 
276
    def run(self, patches_list=None, signoff=False, force=False):
 
277
        from ...errors import UncommittedChanges
 
278
        from ...workingtree import WorkingTree
 
279
        if patches_list is None:
 
280
            patches_list = []
 
281
 
 
282
        tree, _ = WorkingTree.open_containing(".")
 
283
        if tree.basis_tree().changes_from(tree).has_changed() and not force:
 
284
            raise UncommittedChanges(tree)
 
285
        with tree.lock_write():
 
286
            for patch in patches_list:
 
287
                with open(patch, 'r') as f:
 
288
                    self._apply_patch(tree, f, signoff=signoff)
 
289
 
 
290
 
 
291
class cmd_git_push_pristine_tar_deltas(Command):
 
292
    """Push pristine tar deltas to a git repository."""
 
293
 
 
294
    takes_options = [Option('directory',
 
295
        short_name='d',
 
296
        help='Location of repository.', type=unicode)]
 
297
    takes_args = ['target', 'package']
 
298
 
 
299
    def run(self, target, package, directory='.'):
 
300
        from ...branch import Branch
 
301
        from ...errors import (
 
302
            BzrCommandError,
 
303
            NoSuchRevision,
 
304
            )
 
305
        from ...trace import warning
 
306
        from ...repository import Repository
 
307
        from .object_store import get_object_store
 
308
        from .pristine_tar import (
 
309
            revision_pristine_tar_data,
 
310
            store_git_pristine_tar_data,
 
311
            )
 
312
        source = Branch.open_containing(directory)[0]
 
313
        target_bzr = Repository.open(target)
 
314
        target = getattr(target_bzr, '_git', None)
 
315
        if target is None:
 
316
            raise BzrCommandError("Target not a git repository")
 
317
        git_store = get_object_store(source.repository)
 
318
        with git_store.lock_read():
 
319
            tag_dict = source.tags.get_tag_dict()
 
320
            for name, revid in tag_dict.iteritems():
 
321
                try:
 
322
                    rev = source.repository.get_revision(revid)
 
323
                except NoSuchRevision:
 
324
                    continue
 
325
                try:
 
326
                    delta, kind = revision_pristine_tar_data(rev)
 
327
                except KeyError:
 
328
                    continue
 
329
                gitid = git_store._lookup_revision_sha1(revid)
 
330
                if not (name.startswith('upstream/') or name.startswith('upstream-')):
 
331
                    warning("Unexpected pristine tar revision tagged %s. Ignoring.",
 
332
                         name)
 
333
                    continue
 
334
                upstream_version = name[len("upstream/"):]
 
335
                filename = '%s_%s.orig.tar.%s' % (package, upstream_version, kind)
 
336
                if not gitid in target:
 
337
                    warning("base git id %s for %s missing in target repository",
 
338
                            gitid, filename)
 
339
                store_git_pristine_tar_data(target, filename.encode('utf-8'),
 
340
                    delta, gitid)