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  • Committer: Jelmer Vernooij
  • Date: 2018-11-22 02:23:26 UTC
  • mto: This revision was merged to the branch mainline in revision 7209.
  • Revision ID: jelmer@jelmer.uk-20181122022326-hu77dzuqgc8ruzf4
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breezy/info.py
14
14
# along with this program; if not, write to the Free Software
15
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
16
 
 
17
from __future__ import absolute_import
 
18
 
17
19
__all__ = ['show_bzrdir_info']
18
20
 
19
 
from cStringIO import StringIO
 
21
from io import StringIO
20
22
import time
21
23
import sys
22
24
 
23
 
from bzrlib import (
24
 
    bzrdir,
 
25
from . import (
 
26
    branch as _mod_branch,
 
27
    controldir,
25
28
    errors,
26
29
    hooks as _mod_hooks,
27
30
    osutils,
28
31
    urlutils,
29
32
    )
30
 
from bzrlib.errors import (NoWorkingTree, NotBranchError,
31
 
                           NoRepositoryPresent, NotLocalUrl)
32
 
from bzrlib.missing import find_unmerged
33
 
 
34
 
 
35
 
def plural(n, base='', pl=None):
 
33
from .bzr import (
 
34
    bzrdir,
 
35
    )
 
36
from .errors import (NoWorkingTree, NotBranchError,
 
37
                     NoRepositoryPresent, NotLocalUrl)
 
38
from .missing import find_unmerged
 
39
 
 
40
 
 
41
def plural(n, base=u'', pl=None):
36
42
    if n == 1:
37
43
        return base
38
44
    elif pl is not None:
39
45
        return pl
40
46
    else:
41
 
        return 's'
 
47
        return u's'
42
48
 
43
49
 
44
50
class LocationList(object):
53
59
            return
54
60
        try:
55
61
            path = urlutils.local_path_from_url(url)
56
 
        except errors.InvalidURL:
 
62
        except urlutils.InvalidURL:
57
63
            self.locs.append((label, url))
58
64
        else:
59
65
            self.add_path(label, path)
73
79
 
74
80
    def get_lines(self):
75
81
        max_len = max(len(l) for l, u in self.locs)
76
 
        return ["  %*s: %s\n" % (max_len, l, u) for l, u in self.locs ]
77
 
 
78
 
 
79
 
def gather_location_info(repository, branch=None, working=None):
 
82
        return ["  %*s: %s\n" % (max_len, l, u) for l, u in self.locs]
 
83
 
 
84
 
 
85
def gather_location_info(repository=None, branch=None, working=None,
 
86
                         control=None):
80
87
    locs = {}
81
 
    repository_path = repository.user_url
82
88
    if branch is not None:
83
89
        branch_path = branch.user_url
84
90
        master_path = branch.get_bound_location()
87
93
    else:
88
94
        branch_path = None
89
95
        master_path = None
 
96
        try:
 
97
            if control is not None and control.get_branch_reference():
 
98
                locs['checkout of branch'] = control.get_branch_reference()
 
99
        except NotBranchError:
 
100
            pass
90
101
    if working:
91
102
        working_path = working.user_url
92
103
        if working_path != branch_path:
105
116
            locs['branch root'] = branch_path
106
117
    else:
107
118
        working_path = None
108
 
        if repository.is_shared():
 
119
        if repository is not None and repository.is_shared():
109
120
            # lightweight checkout of branch in shared repository
110
121
            if branch_path is not None:
111
122
                locs['repository branch'] = branch_path
112
123
        elif branch_path is not None:
113
124
            # standalone
114
125
            locs['branch root'] = branch_path
115
 
            if master_path != branch_path:
116
 
                locs['bound to branch'] = master_path
 
126
        elif repository is not None:
 
127
            locs['repository'] = repository.user_url
 
128
        elif control is not None:
 
129
            locs['control directory'] = control.user_url
117
130
        else:
118
 
            locs['repository'] = repository_path
119
 
    if repository.is_shared():
 
131
            # Really, at least a control directory should be
 
132
            # passed in for this method to be useful.
 
133
            pass
 
134
        if master_path != branch_path:
 
135
            locs['bound to branch'] = master_path
 
136
    if repository is not None and repository.is_shared():
120
137
        # lightweight checkout of branch in shared repository
121
 
        locs['shared repository'] = repository_path
122
 
    order = ['light checkout root', 'repository checkout root',
123
 
             'checkout root', 'checkout of branch', 'shared repository',
 
138
        locs['shared repository'] = repository.user_url
 
139
    order = ['control directory', 'light checkout root',
 
140
             'repository checkout root', 'checkout root',
 
141
             'checkout of branch', 'shared repository',
124
142
             'repository', 'repository branch', 'branch root',
125
143
             'bound to branch']
126
144
    return [(n, locs[n]) for n in order if n in locs]
143
161
    locs.add_url('submit branch', branch.get_submit_branch())
144
162
    try:
145
163
        locs.add_url('stacked on', branch.get_stacked_on_url())
146
 
    except (errors.UnstackableBranchFormat, errors.UnstackableRepositoryFormat,
147
 
        errors.NotStacked):
 
164
    except (_mod_branch.UnstackableBranchFormat, errors.UnstackableRepositoryFormat,
 
165
            errors.NotStacked):
148
166
        pass
149
167
    return locs
150
168
 
158
176
        outfile.writelines(locs.get_lines())
159
177
 
160
178
 
 
179
def _show_control_dir_info(control, outfile):
 
180
    """Show control dir information."""
 
181
    if control._format.colocated_branches:
 
182
        outfile.write('\n')
 
183
        outfile.write('Control directory:\n')
 
184
        outfile.write('         %d branches\n' % len(control.list_branches()))
 
185
 
 
186
 
161
187
def _show_format_info(control=None, repository=None, branch=None,
162
188
                      working=None, outfile=None):
163
189
    """Show known formats for control, working, branch and repository."""
165
191
    outfile.write('Format:\n')
166
192
    if control:
167
193
        outfile.write('       control: %s\n' %
168
 
            control._format.get_format_description())
 
194
                      control._format.get_format_description())
169
195
    if working:
170
196
        outfile.write('  working tree: %s\n' %
171
 
            working._format.get_format_description())
 
197
                      working._format.get_format_description())
172
198
    if branch:
173
199
        outfile.write('        branch: %s\n' %
174
 
            branch._format.get_format_description())
 
200
                      branch._format.get_format_description())
175
201
    if repository:
176
202
        outfile.write('    repository: %s\n' %
177
 
            repository._format.get_format_description())
178
 
 
179
 
 
180
 
def _show_locking_info(repository, branch=None, working=None, outfile=None):
 
203
                      repository._format.get_format_description())
 
204
 
 
205
 
 
206
def _show_locking_info(repository=None, branch=None, working=None,
 
207
                       outfile=None):
181
208
    """Show locking status of working, branch and repository."""
182
 
    if (repository.get_physical_lock_status() or
 
209
    if (repository and repository.get_physical_lock_status() or
183
210
        (branch and branch.get_physical_lock_status()) or
184
 
        (working and working.get_physical_lock_status())):
 
211
            (working and working.get_physical_lock_status())):
185
212
        outfile.write('\n')
186
213
        outfile.write('Lock status:\n')
187
214
        if working:
213
240
        if remote_extra:
214
241
            outfile.write('\n')
215
242
            outfile.write(('Branch is out of date: missing %d '
216
 
                'revision%s.\n') % (len(remote_extra),
217
 
                plural(len(remote_extra))))
 
243
                           'revision%s.\n') % (len(remote_extra),
 
244
                                               plural(len(remote_extra))))
218
245
 
219
246
 
220
247
def _show_missing_revisions_working(working, outfile):
221
248
    """Show missing revisions in working tree."""
222
249
    branch = working.branch
223
 
    basis = working.basis_tree()
224
 
    work_inv = working.inventory
225
 
    branch_revno, branch_last_revision = branch.last_revision_info()
 
250
    try:
 
251
        branch_revno, branch_last_revision = branch.last_revision_info()
 
252
    except errors.UnsupportedOperation:
 
253
        return
226
254
    try:
227
255
        tree_last_id = working.get_parent_ids()[0]
228
256
    except IndexError:
233
261
        missing_count = branch_revno - tree_last_revno
234
262
        outfile.write('\n')
235
263
        outfile.write(('Working tree is out of date: missing %d '
236
 
            'revision%s.\n') % (missing_count, plural(missing_count)))
 
264
                       'revision%s.\n') % (missing_count, plural(missing_count)))
237
265
 
238
266
 
239
267
def _show_working_stats(working, outfile):
240
268
    """Show statistics about a working tree."""
241
269
    basis = working.basis_tree()
242
 
    work_inv = working.inventory
243
270
    delta = working.changes_from(basis, want_unchanged=True)
244
271
 
245
272
    outfile.write('\n')
260
287
    outfile.write('  %8d ignored\n' % ignore_cnt)
261
288
 
262
289
    dir_cnt = 0
263
 
    for file_id in work_inv:
264
 
        if (work_inv.get_file_kind(file_id) == 'directory' and
265
 
            not work_inv.is_root(file_id)):
 
290
    for path, entry in working.iter_entries_by_dir():
 
291
        if entry.kind == 'directory' and path != '':
266
292
            dir_cnt += 1
267
293
    outfile.write('  %8d versioned %s\n' % (dir_cnt,
268
 
        plural(dir_cnt, 'subdirectory', 'subdirectories')))
 
294
                                            plural(dir_cnt, 'subdirectory', 'subdirectories')))
269
295
 
270
296
 
271
297
def _show_branch_stats(branch, verbose, outfile):
272
298
    """Show statistics about a branch."""
273
 
    revno, head = branch.last_revision_info()
 
299
    try:
 
300
        revno, head = branch.last_revision_info()
 
301
    except errors.UnsupportedOperation:
 
302
        return {}
274
303
    outfile.write('\n')
275
304
    outfile.write('Branch history:\n')
276
305
    outfile.write('  %8d revision%s\n' % (revno, plural(revno)))
278
307
    if verbose:
279
308
        committers = stats['committers']
280
309
        outfile.write('  %8d committer%s\n' % (committers,
281
 
            plural(committers)))
 
310
                                               plural(committers)))
282
311
    if revno:
283
312
        timestamp, timezone = stats['firstrev']
284
313
        age = int((time.time() - timestamp) / 3600 / 24)
285
314
        outfile.write('  %8d day%s old\n' % (age, plural(age)))
286
315
        outfile.write('   first revision: %s\n' %
287
 
            osutils.format_date(timestamp, timezone))
 
316
                      osutils.format_date(timestamp, timezone))
288
317
        timestamp, timezone = stats['latestrev']
289
318
        outfile.write('  latest revision: %s\n' %
290
 
            osutils.format_date(timestamp, timezone))
 
319
                      osutils.format_date(timestamp, timezone))
291
320
    return stats
292
321
 
293
322
 
296
325
    if repository.make_working_trees():
297
326
        outfile.write('\n')
298
327
        outfile.write('Create working tree for new branches inside '
299
 
            'the repository.\n')
 
328
                      'the repository.\n')
300
329
 
301
330
 
302
331
def _show_repository_stats(repository, stats, outfile):
306
335
        revisions = stats['revisions']
307
336
        f.write('  %8d revision%s\n' % (revisions, plural(revisions)))
308
337
    if 'size' in stats:
309
 
        f.write('  %8d KiB\n' % (stats['size']/1024))
 
338
        f.write('  %8d KiB\n' % (stats['size'] / 1024))
310
339
    for hook in hooks['repository']:
311
340
        hook(repository, stats, f)
312
341
    if f.getvalue() != "":
315
344
        outfile.write(f.getvalue())
316
345
 
317
346
 
318
 
def show_bzrdir_info(a_bzrdir, verbose=False, outfile=None):
319
 
    """Output to stdout the 'info' for a_bzrdir."""
 
347
def show_bzrdir_info(a_controldir, verbose=False, outfile=None):
 
348
    """Output to stdout the 'info' for a_controldir."""
320
349
    if outfile is None:
321
350
        outfile = sys.stdout
322
351
    try:
323
 
        tree = a_bzrdir.open_workingtree(
 
352
        tree = a_controldir.open_workingtree(
324
353
            recommend_upgrade=False)
325
 
    except (NoWorkingTree, NotLocalUrl):
 
354
    except (NoWorkingTree, NotLocalUrl, NotBranchError):
326
355
        tree = None
327
356
        try:
328
 
            branch = a_bzrdir.open_branch()
 
357
            branch = a_controldir.open_branch(name="")
329
358
        except NotBranchError:
330
359
            branch = None
331
360
            try:
332
 
                repository = a_bzrdir.open_repository()
 
361
                repository = a_controldir.open_repository()
333
362
            except NoRepositoryPresent:
334
 
                # Return silently; cmd_info already returned NotBranchError
335
 
                # if no bzrdir could be opened.
336
 
                return
 
363
                lockable = None
 
364
                repository = None
337
365
            else:
338
366
                lockable = repository
339
367
        else:
344
372
        repository = branch.repository
345
373
        lockable = tree
346
374
 
347
 
    lockable.lock_read()
 
375
    if lockable is not None:
 
376
        lockable.lock_read()
348
377
    try:
349
 
        show_component_info(a_bzrdir, repository, branch, tree, verbose,
 
378
        show_component_info(a_controldir, repository, branch, tree, verbose,
350
379
                            outfile)
351
380
    finally:
352
 
        lockable.unlock()
 
381
        if lockable is not None:
 
382
            lockable.unlock()
353
383
 
354
384
 
355
385
def show_component_info(control, repository, branch=None, working=None,
356
 
    verbose=1, outfile=None):
 
386
                        verbose=1, outfile=None):
357
387
    """Write info about all bzrdir components to stdout"""
358
388
    if outfile is None:
359
389
        outfile = sys.stdout
361
391
        verbose = 1
362
392
    if verbose is True:
363
393
        verbose = 2
364
 
    layout = describe_layout(repository, branch, working)
 
394
    layout = describe_layout(repository, branch, working, control)
365
395
    format = describe_format(control, repository, branch, working)
366
396
    outfile.write("%s (format: %s)\n" % (layout, format))
367
 
    _show_location_info(gather_location_info(repository, branch, working),
368
 
                        outfile)
 
397
    _show_location_info(
 
398
        gather_location_info(control=control, repository=repository,
 
399
                             branch=branch, working=working),
 
400
        outfile)
369
401
    if branch is not None:
370
402
        _show_related_info(branch, outfile)
371
403
    if verbose == 0:
372
404
        return
373
405
    _show_format_info(control, repository, branch, working, outfile)
374
406
    _show_locking_info(repository, branch, working, outfile)
 
407
    _show_control_dir_info(control, outfile)
375
408
    if branch is not None:
376
409
        _show_missing_revisions_branch(branch, outfile)
377
410
    if working is not None:
382
415
    if branch is not None:
383
416
        show_committers = verbose >= 2
384
417
        stats = _show_branch_stats(branch, show_committers, outfile)
385
 
    else:
 
418
    elif repository is not None:
386
419
        stats = repository.gather_stats()
387
 
    if branch is None and working is None:
 
420
    if branch is None and working is None and repository is not None:
388
421
        _show_repository_info(repository, outfile)
389
 
    _show_repository_stats(repository, stats, outfile)
390
 
 
391
 
 
392
 
def describe_layout(repository=None, branch=None, tree=None):
 
422
    if repository is not None:
 
423
        _show_repository_stats(repository, stats, outfile)
 
424
 
 
425
 
 
426
def describe_layout(repository=None, branch=None, tree=None, control=None):
393
427
    """Convert a control directory layout into a user-understandable term
394
428
 
395
429
    Common outputs include "Standalone tree", "Repository branch" and
396
430
    "Checkout".  Uncommon outputs include "Unshared repository with trees"
397
431
    and "Empty control directory"
398
432
    """
 
433
    if branch is None and control is not None:
 
434
        try:
 
435
            branch_reference = control.get_branch_reference()
 
436
        except NotBranchError:
 
437
            pass
 
438
        else:
 
439
            if branch_reference is not None:
 
440
                return "Dangling branch reference"
399
441
    if repository is None:
400
442
        return 'Empty control directory'
401
443
    if branch is None and tree is None:
403
445
            phrase = 'Shared repository'
404
446
        else:
405
447
            phrase = 'Unshared repository'
 
448
        extra = []
406
449
        if repository.make_working_trees():
407
 
            phrase += ' with trees'
 
450
            extra.append('trees')
 
451
        if len(control.get_branches()) > 0:
 
452
            extra.append('colocated branches')
 
453
        if extra:
 
454
            phrase += ' with ' + " and ".join(extra)
408
455
        return phrase
409
456
    else:
410
457
        if repository.is_shared():
418
465
        if branch is None and tree is not None:
419
466
            phrase = "branchless tree"
420
467
        else:
421
 
            if (tree is not None and tree.user_url !=
422
 
                branch.user_url):
 
468
            if (tree is not None and tree.controldir.control_url !=
 
469
                    branch.controldir.control_url):
423
470
                independence = ''
424
471
                phrase = "Lightweight checkout"
425
472
            elif branch.get_bound_location() is not None:
442
489
 
443
490
    If no matching candidate is found, "unnamed" is returned.
444
491
    """
445
 
    candidates  = []
 
492
    candidates = []
446
493
    if (branch is not None and tree is not None and
447
 
        branch.user_url != tree.user_url):
 
494
            branch.user_url != tree.user_url):
448
495
        branch = None
449
496
        repository = None
450
 
    non_aliases = set(bzrdir.format_registry.keys())
451
 
    non_aliases.difference_update(bzrdir.format_registry.aliases())
 
497
    non_aliases = set(controldir.format_registry.keys())
 
498
    non_aliases.difference_update(controldir.format_registry.aliases())
452
499
    for key in non_aliases:
453
 
        format = bzrdir.format_registry.make_bzrdir(key)
 
500
        format = controldir.format_registry.make_controldir(key)
454
501
        if isinstance(format, bzrdir.BzrDirMetaFormat1):
455
502
            if (tree and format.workingtree_format !=
456
 
                tree._format):
 
503
                    tree._format):
457
504
                continue
458
505
            if (branch and format.get_branch_format() !=
459
 
                branch._format):
 
506
                    branch._format):
460
507
                continue
461
508
            if (repository and format.repository_format !=
462
 
                repository._format):
 
509
                    repository._format):
463
510
                continue
464
511
        if format.__class__ is not control._format.__class__:
465
512
            continue
468
515
        return 'unnamed'
469
516
    candidates.sort()
470
517
    new_candidates = [c for c in candidates if not
471
 
        bzrdir.format_registry.get_info(c).hidden]
 
518
                      controldir.format_registry.get_info(c).hidden]
472
519
    if len(new_candidates) > 0:
473
520
        # If there are any non-hidden formats that match, only return those to
474
521
        # avoid listing hidden formats except when only a hidden format will
481
528
    """Hooks for the info command."""
482
529
 
483
530
    def __init__(self):
484
 
        super(InfoHooks, self).__init__()
485
 
        self.create_hook(_mod_hooks.HookPoint('repository',
 
531
        super(InfoHooks, self).__init__("breezy.info", "hooks")
 
532
        self.add_hook(
 
533
            'repository',
486
534
            "Invoked when displaying the statistics for a repository. "
487
535
            "repository is called with a statistics dictionary as returned "
488
 
            "by the repository and a file-like object to write to.", (1, 15), 
489
 
            None))
 
536
            "by the repository and a file-like object to write to.", (1, 15))
490
537
 
491
538
 
492
539
hooks = InfoHooks()