« back to all changes in this revision
Viewing changes to bzrlib/branch.py
- browse files at revision 1092.1.6
- compare with another revision
- download diff
- download tarball
- view history from revision 1092.1.6
- Committer: Robert Collins
- Date: 2005-08-23 06:52:09 UTC
- mto: (974.1.50) (1185.1.10) (1092.3.1)
- mto: This revision was merged to the branch mainline in revision 1139.
- Revision ID: robertc@robertcollins.net-20050823065209-81cd5962c401751b
move io redirection into each test case from the global runner
- files added:
- HACKING
- bzrlib/plugins
- bzrlib/selftest
- bzrlib/util
- bzrlib/util/effbot
- bzrlib/util/effbot/org
- contrib/emacs
- tools
- files removed:
- bzrlib/statcache.py
- files renamed:
- elementtree/ => bzrlib/util/elementtree/
- urlgrabber/ => bzrlib/util/urlgrabber/
- contrib/bash/bzr => contrib/bash/bzr.simple
- files modified:
- .bzrignore
added
removed
bzrlib/branch.py
15
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16
16
17
17
18
from sets import Set
19
20
import sys, os, os.path, random, time, sha, sets, types, re, shutil, tempfile
21
import traceback, socket, fnmatch, difflib, time
22
from binascii import hexlify
18
import sys
19
import os
23
20
24
21
import bzrlib
25
from inventory import Inventory
26
from trace import mutter, note
27
from tree import Tree, EmptyTree, RevisionTree
28
from inventory import InventoryEntry, Inventory
29
from osutils import isdir, quotefn, isfile, uuid, sha_file, username, \
30
format_date, compact_date, pumpfile, user_email, rand_bytes, splitpath, \
31
joinpath, sha_string, file_kind, local_time_offset, appendpath
32
from store import ImmutableStore
33
from revision import Revision
34
from errors import bailout, BzrError
35
from textui import show_status
36
22
from bzrlib.trace import mutter, note
23
from bzrlib.osutils import isdir, quotefn, compact_date, rand_bytes, \
24
splitpath, \
25
sha_file, appendpath, file_kind
26
from bzrlib.errors import BzrError, InvalidRevisionNumber, InvalidRevisionId
27
import bzrlib.errors
28
from bzrlib.textui import show_status
29
from bzrlib.revision import Revision
30
from bzrlib.xml import unpack_xml
31
from bzrlib.delta import compare_trees
32
from bzrlib.tree import EmptyTree, RevisionTree
33
37
34
BZR_BRANCH_FORMAT = "Bazaar-NG branch, format 0.0.4\n"
38
35
## TODO: Maybe include checks for common corruption of newlines, etc?
39
36
40
37
38
# TODO: Some operations like log might retrieve the same revisions
39
# repeatedly to calculate deltas. We could perhaps have a weakref
40
# cache in memory to make this faster.
41
42
# TODO: please move the revision-string syntax stuff out of the branch
43
# object; it's clutter
44
41
45
42
46
def find_branch(f, **args):
43
47
if f and (f.startswith('http://') or f.startswith('https://')):
45
49
return remotebranch.RemoteBranch(f, **args)
46
50
else:
47
51
return Branch(f, **args)
52
53
54
def find_cached_branch(f, cache_root, **args):
55
from remotebranch import RemoteBranch
56
br = find_branch(f, **args)
57
def cacheify(br, store_name):
58
from meta_store import CachedStore
59
cache_path = os.path.join(cache_root, store_name)
60
os.mkdir(cache_path)
61
new_store = CachedStore(getattr(br, store_name), cache_path)
62
setattr(br, store_name, new_store)
63
64
if isinstance(br, RemoteBranch):
65
cacheify(br, 'inventory_store')
66
cacheify(br, 'text_store')
67
cacheify(br, 'revision_store')
68
return br
69
70
71
def _relpath(base, path):
72
"""Return path relative to base, or raise exception.
73
74
The path may be either an absolute path or a path relative to the
75
current working directory.
76
77
Lifted out of Branch.relpath for ease of testing.
78
79
os.path.commonprefix (python2.4) has a bad bug that it works just
80
on string prefixes, assuming that '/u' is a prefix of '/u2'. This
81
avoids that problem."""
82
rp = os.path.abspath(path)
83
84
s = []
85
head = rp
86
while len(head) >= len(base):
87
if head == base:
88
break
89
head, tail = os.path.split(head)
90
if tail:
91
s.insert(0, tail)
92
else:
93
from errors import NotBranchError
94
raise NotBranchError("path %r is not within branch %r" % (rp, base))
95
96
return os.sep.join(s)
48
97
49
98
50
99
def find_branch_root(f=None):
55
104
It is not necessary that f exists.
56
105
57
106
Basically we keep looking up until we find the control directory or
58
run into the root."""
107
run into the root. If there isn't one, raises NotBranchError.
108
"""
59
109
if f == None:
60
110
f = os.getcwd()
61
111
elif hasattr(os.path, 'realpath'):
74
124
head, tail = os.path.split(f)
75
125
if head == f:
76
126
# reached the root, whatever that may be
77
raise BzrError('%r is not in a branch' % orig_f)
127
raise bzrlib.errors.NotBranchError('%r is not in a branch' % orig_f)
78
128
f = head
79
129
130
131
132
# XXX: move into bzrlib.errors; subclass BzrError
133
class DivergedBranches(Exception):
134
def __init__(self, branch1, branch2):
135
self.branch1 = branch1
136
self.branch2 = branch2
137
Exception.__init__(self, "These branches have diverged.")
80
138
81
139
82
140
######################################################################
83
141
# branch objects
84
142
85
class Branch:
143
class Branch(object):
86
144
"""Branch holding a history of revisions.
87
145
88
146
base
89
147
Base directory of the branch.
148
149
_lock_mode
150
None, or 'r' or 'w'
151
152
_lock_count
153
If _lock_mode is true, a positive count of the number of times the
154
lock has been taken.
155
156
_lock
157
Lock object from bzrlib.lock.
90
158
"""
91
_lockmode = None
159
base = None
160
_lock_mode = None
161
_lock_count = None
162
_lock = None
92
163
93
def __init__(self, base, init=False, find_root=True, lock_mode='w'):
164
# Map some sort of prefix into a namespace
165
# stuff like "revno:10", "revid:", etc.
166
# This should match a prefix with a function which accepts
167
REVISION_NAMESPACES = {}
168
169
def __init__(self, base, init=False, find_root=True):
94
170
"""Create new branch object at a particular location.
95
171
96
172
base -- Base directory for the branch.
105
181
In the test suite, creation of new trees is tested using the
106
182
`ScratchBranch` class.
107
183
"""
184
from bzrlib.store import ImmutableStore
108
185
if init:
109
186
self.base = os.path.realpath(base)
110
187
self._make_control()
113
190
else:
114
191
self.base = os.path.realpath(base)
115
192
if not isdir(self.controlfilename('.')):
116
bailout("not a bzr branch: %s" % quotefn(base),
117
['use "bzr init" to initialize a new working tree',
118
'current bzr can only operate from top-of-tree'])
193
from errors import NotBranchError
194
raise NotBranchError("not a bzr branch: %s" % quotefn(base),
195
['use "bzr init" to initialize a new working tree',
196
'current bzr can only operate from top-of-tree'])
119
197
self._check_format()
120
self.lock(lock_mode)
121
198
122
199
self.text_store = ImmutableStore(self.controlfilename('text-store'))
123
200
self.revision_store = ImmutableStore(self.controlfilename('revision-store'))
131
208
__repr__ = __str__
132
209
133
210
134
135
def lock(self, mode='w'):
136
"""Lock the on-disk branch, excluding other processes."""
137
try:
138
import fcntl, errno
139
140
if mode == 'w':
141
lm = fcntl.LOCK_EX
142
om = os.O_WRONLY | os.O_CREAT
143
elif mode == 'r':
144
lm = fcntl.LOCK_SH
145
om = os.O_RDONLY
146
else:
147
raise BzrError("invalid locking mode %r" % mode)
148
149
try:
150
lockfile = os.open(self.controlfilename('branch-lock'), om)
151
except OSError, e:
152
if e.errno == errno.ENOENT:
153
# might not exist on branches from <0.0.4
154
self.controlfile('branch-lock', 'w').close()
155
lockfile = os.open(self.controlfilename('branch-lock'), om)
156
else:
157
raise e
211
def __del__(self):
212
if self._lock_mode or self._lock:
213
from warnings import warn
214
warn("branch %r was not explicitly unlocked" % self)
215
self._lock.unlock()
216
217
218
219
def lock_write(self):
220
if self._lock_mode:
221
if self._lock_mode != 'w':
222
from errors import LockError
223
raise LockError("can't upgrade to a write lock from %r" %
224
self._lock_mode)
225
self._lock_count += 1
226
else:
227
from bzrlib.lock import WriteLock
228
229
self._lock = WriteLock(self.controlfilename('branch-lock'))
230
self._lock_mode = 'w'
231
self._lock_count = 1
232
233
234
235
def lock_read(self):
236
if self._lock_mode:
237
assert self._lock_mode in ('r', 'w'), \
238
"invalid lock mode %r" % self._lock_mode
239
self._lock_count += 1
240
else:
241
from bzrlib.lock import ReadLock
242
243
self._lock = ReadLock(self.controlfilename('branch-lock'))
244
self._lock_mode = 'r'
245
self._lock_count = 1
246
247
158
248
159
fcntl.lockf(lockfile, lm)
160
def unlock():
161
fcntl.lockf(lockfile, fcntl.LOCK_UN)
162
os.close(lockfile)
163
self._lockmode = None
164
self.unlock = unlock
165
self._lockmode = mode
166
except ImportError:
167
warning("please write a locking method for platform %r" % sys.platform)
168
def unlock():
169
self._lockmode = None
170
self.unlock = unlock
171
self._lockmode = mode
172
173
174
def _need_readlock(self):
175
if self._lockmode not in ['r', 'w']:
176
raise BzrError('need read lock on branch, only have %r' % self._lockmode)
177
178
def _need_writelock(self):
179
if self._lockmode not in ['w']:
180
raise BzrError('need write lock on branch, only have %r' % self._lockmode)
249
def unlock(self):
250
if not self._lock_mode:
251
from errors import LockError
252
raise LockError('branch %r is not locked' % (self))
253
254
if self._lock_count > 1:
255
self._lock_count -= 1
256
else:
257
self._lock.unlock()
258
self._lock = None
259
self._lock_mode = self._lock_count = None
181
260
182
261
183
262
def abspath(self, name):
189
268
"""Return path relative to this branch of something inside it.
190
269
191
270
Raises an error if path is not in this branch."""
192
rp = os.path.realpath(path)
193
# FIXME: windows
194
if not rp.startswith(self.base):
195
bailout("path %r is not within branch %r" % (rp, self.base))
196
rp = rp[len(self.base):]
197
rp = rp.lstrip(os.sep)
198
return rp
271
return _relpath(self.base, path)
199
272
200
273
201
274
def controlfilename(self, file_or_path):
202
275
"""Return location relative to branch."""
203
if isinstance(file_or_path, types.StringTypes):
276
if isinstance(file_or_path, basestring):
204
277
file_or_path = [file_or_path]
205
278
return os.path.join(self.base, bzrlib.BZRDIR, *file_or_path)
206
279
233
306
234
307
235
308
def _make_control(self):
309
from bzrlib.inventory import Inventory
310
from bzrlib.xml import pack_xml
311
236
312
os.mkdir(self.controlfilename([]))
237
313
self.controlfile('README', 'w').write(
238
314
"This is a Bazaar-NG control directory.\n"
239
"Do not change any files in this directory.")
315
"Do not change any files in this directory.\n")
240
316
self.controlfile('branch-format', 'w').write(BZR_BRANCH_FORMAT)
241
317
for d in ('text-store', 'inventory-store', 'revision-store'):
242
318
os.mkdir(self.controlfilename(d))
243
319
for f in ('revision-history', 'merged-patches',
244
320
'pending-merged-patches', 'branch-name',
245
'branch-lock'):
321
'branch-lock',
322
'pending-merges'):
246
323
self.controlfile(f, 'w').write('')
247
324
mutter('created control directory in ' + self.base)
248
Inventory().write_xml(self.controlfile('inventory','w'))
325
326
# if we want per-tree root ids then this is the place to set
327
# them; they're not needed for now and so ommitted for
328
# simplicity.
329
pack_xml(Inventory(), self.controlfile('inventory','w'))
249
330
250
331
251
332
def _check_format(self):
262
343
fmt = self.controlfile('branch-format', 'r').read()
263
344
fmt.replace('\r\n', '')
264
345
if fmt != BZR_BRANCH_FORMAT:
265
bailout('sorry, branch format %r not supported' % fmt,
266
['use a different bzr version',
267
'or remove the .bzr directory and "bzr init" again'])
268
346
raise BzrError('sorry, branch format %r not supported' % fmt,
347
['use a different bzr version',
348
'or remove the .bzr directory and "bzr init" again'])
349
350
def get_root_id(self):
351
"""Return the id of this branches root"""
352
inv = self.read_working_inventory()
353
return inv.root.file_id
354
355
def set_root_id(self, file_id):
356
inv = self.read_working_inventory()
357
orig_root_id = inv.root.file_id
358
del inv._byid[inv.root.file_id]
359
inv.root.file_id = file_id
360
inv._byid[inv.root.file_id] = inv.root
361
for fid in inv:
362
entry = inv[fid]
363
if entry.parent_id in (None, orig_root_id):
364
entry.parent_id = inv.root.file_id
365
self._write_inventory(inv)
269
366
270
367
def read_working_inventory(self):
271
368
"""Read the working inventory."""
272
self._need_readlock()
273
before = time.time()
274
# ElementTree does its own conversion from UTF-8, so open in
275
# binary.
276
inv = Inventory.read_xml(self.controlfile('inventory', 'rb'))
277
mutter("loaded inventory of %d items in %f"
278
% (len(inv), time.time() - before))
279
return inv
280
369
from bzrlib.inventory import Inventory
370
from bzrlib.xml import unpack_xml
371
from time import time
372
before = time()
373
self.lock_read()
374
try:
375
# ElementTree does its own conversion from UTF-8, so open in
376
# binary.
377
inv = unpack_xml(Inventory,
378
self.controlfile('inventory', 'rb'))
379
mutter("loaded inventory of %d items in %f"
380
% (len(inv), time() - before))
381
return inv
382
finally:
383
self.unlock()
384
281
385
282
386
def _write_inventory(self, inv):
283
387
"""Update the working inventory.
285
389
That is to say, the inventory describing changes underway, that
286
390
will be committed to the next revision.
287
391
"""
288
self._need_writelock()
289
## TODO: factor out to atomicfile? is rename safe on windows?
290
## TODO: Maybe some kind of clean/dirty marker on inventory?
291
tmpfname = self.controlfilename('inventory.tmp')
292
tmpf = file(tmpfname, 'wb')
293
inv.write_xml(tmpf)
294
tmpf.close()
295
inv_fname = self.controlfilename('inventory')
296
if sys.platform == 'win32':
297
os.remove(inv_fname)
298
os.rename(tmpfname, inv_fname)
392
from bzrlib.atomicfile import AtomicFile
393
from bzrlib.xml import pack_xml
394
395
self.lock_write()
396
try:
397
f = AtomicFile(self.controlfilename('inventory'), 'wb')
398
try:
399
pack_xml(inv, f)
400
f.commit()
401
finally:
402
f.close()
403
finally:
404
self.unlock()
405
299
406
mutter('wrote working inventory')
300
407
301
408
302
409
inventory = property(read_working_inventory, _write_inventory, None,
303
410
"""Inventory for the working copy.""")
311
418
This puts the files in the Added state, so that they will be
312
419
recorded by the next commit.
313
420
421
files
422
List of paths to add, relative to the base of the tree.
423
424
ids
425
If set, use these instead of automatically generated ids.
426
Must be the same length as the list of files, but may
427
contain None for ids that are to be autogenerated.
428
314
429
TODO: Perhaps have an option to add the ids even if the files do
315
not (yet) exist.
430
not (yet) exist.
316
431
317
432
TODO: Perhaps return the ids of the files? But then again it
318
is easy to retrieve them if they're needed.
319
320
TODO: Option to specify file id.
433
is easy to retrieve them if they're needed.
321
434
322
435
TODO: Adding a directory should optionally recurse down and
323
add all non-ignored children. Perhaps do that in a
324
higher-level method.
436
add all non-ignored children. Perhaps do that in a
437
higher-level method.
325
438
"""
326
self._need_writelock()
327
328
439
# TODO: Re-adding a file that is removed in the working copy
329
440
# should probably put it back with the previous ID.
330
if isinstance(files, types.StringTypes):
331
assert(ids is None or isinstance(ids, types.StringTypes))
441
if isinstance(files, basestring):
442
assert(ids is None or isinstance(ids, basestring))
332
443
files = [files]
333
444
if ids is not None:
334
445
ids = [ids]
337
448
ids = [None] * len(files)
338
449
else:
339
450
assert(len(ids) == len(files))
340
341
inv = self.read_working_inventory()
342
for f,file_id in zip(files, ids):
343
if is_control_file(f):
344
bailout("cannot add control file %s" % quotefn(f))
345
346
fp = splitpath(f)
347
348
if len(fp) == 0:
349
bailout("cannot add top-level %r" % f)
350
351
fullpath = os.path.normpath(self.abspath(f))
352
353
try:
354
kind = file_kind(fullpath)
355
except OSError:
356
# maybe something better?
357
bailout('cannot add: not a regular file or directory: %s' % quotefn(f))
358
359
if kind != 'file' and kind != 'directory':
360
bailout('cannot add: not a regular file or directory: %s' % quotefn(f))
361
362
if file_id is None:
363
file_id = gen_file_id(f)
364
inv.add_path(f, kind=kind, file_id=file_id)
365
366
if verbose:
367
show_status('A', kind, quotefn(f))
368
369
mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
370
371
self._write_inventory(inv)
372
451
452
self.lock_write()
453
try:
454
inv = self.read_working_inventory()
455
for f,file_id in zip(files, ids):
456
if is_control_file(f):
457
raise BzrError("cannot add control file %s" % quotefn(f))
458
459
fp = splitpath(f)
460
461
if len(fp) == 0:
462
raise BzrError("cannot add top-level %r" % f)
463
464
fullpath = os.path.normpath(self.abspath(f))
465
466
try:
467
kind = file_kind(fullpath)
468
except OSError:
469
# maybe something better?
470
raise BzrError('cannot add: not a regular file or directory: %s' % quotefn(f))
471
472
if kind != 'file' and kind != 'directory':
473
raise BzrError('cannot add: not a regular file or directory: %s' % quotefn(f))
474
475
if file_id is None:
476
file_id = gen_file_id(f)
477
inv.add_path(f, kind=kind, file_id=file_id)
478
479
if verbose:
480
print 'added', quotefn(f)
481
482
mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
483
484
self._write_inventory(inv)
485
finally:
486
self.unlock()
487
373
488
374
489
def print_file(self, file, revno):
375
490
"""Print `file` to stdout."""
376
self._need_readlock()
377
tree = self.revision_tree(self.lookup_revision(revno))
378
# use inventory as it was in that revision
379
file_id = tree.inventory.path2id(file)
380
if not file_id:
381
bailout("%r is not present in revision %d" % (file, revno))
382
tree.print_file(file_id)
383
491
self.lock_read()
492
try:
493
tree = self.revision_tree(self.lookup_revision(revno))
494
# use inventory as it was in that revision
495
file_id = tree.inventory.path2id(file)
496
if not file_id:
497
raise BzrError("%r is not present in revision %s" % (file, revno))
498
tree.print_file(file_id)
499
finally:
500
self.unlock()
501
384
502
385
503
def remove(self, files, verbose=False):
386
504
"""Mark nominated files for removal from the inventory.
398
516
"""
399
517
## TODO: Normalize names
400
518
## TODO: Remove nested loops; better scalability
401
self._need_writelock()
402
403
if isinstance(files, types.StringTypes):
519
if isinstance(files, basestring):
404
520
files = [files]
405
406
tree = self.working_tree()
407
inv = tree.inventory
408
409
# do this before any modifications
410
for f in files:
411
fid = inv.path2id(f)
412
if not fid:
413
bailout("cannot remove unversioned file %s" % quotefn(f))
414
mutter("remove inventory entry %s {%s}" % (quotefn(f), fid))
415
if verbose:
416
# having remove it, it must be either ignored or unknown
417
if tree.is_ignored(f):
418
new_status = 'I'
419
else:
420
new_status = '?'
421
show_status(new_status, inv[fid].kind, quotefn(f))
422
del inv[fid]
423
424
self._write_inventory(inv)
425
521
522
self.lock_write()
523
524
try:
525
tree = self.working_tree()
526
inv = tree.inventory
527
528
# do this before any modifications
529
for f in files:
530
fid = inv.path2id(f)
531
if not fid:
532
raise BzrError("cannot remove unversioned file %s" % quotefn(f))
533
mutter("remove inventory entry %s {%s}" % (quotefn(f), fid))
534
if verbose:
535
# having remove it, it must be either ignored or unknown
536
if tree.is_ignored(f):
537
new_status = 'I'
538
else:
539
new_status = '?'
540
show_status(new_status, inv[fid].kind, quotefn(f))
541
del inv[fid]
542
543
self._write_inventory(inv)
544
finally:
545
self.unlock()
546
547
548
# FIXME: this doesn't need to be a branch method
426
549
def set_inventory(self, new_inventory_list):
427
inv = Inventory()
550
from bzrlib.inventory import Inventory, InventoryEntry
551
inv = Inventory(self.get_root_id())
428
552
for path, file_id, parent, kind in new_inventory_list:
429
553
name = os.path.basename(path)
430
554
if name == "":
452
576
return self.working_tree().unknowns()
453
577
454
578
455
def append_revision(self, revision_id):
456
mutter("add {%s} to revision-history" % revision_id)
579
def append_revision(self, *revision_ids):
580
from bzrlib.atomicfile import AtomicFile
581
582
for revision_id in revision_ids:
583
mutter("add {%s} to revision-history" % revision_id)
584
457
585
rev_history = self.revision_history()
458
459
tmprhname = self.controlfilename('revision-history.tmp')
460
rhname = self.controlfilename('revision-history')
461
462
f = file(tmprhname, 'wt')
463
rev_history.append(revision_id)
464
f.write('\n'.join(rev_history))
465
f.write('\n')
466
f.close()
467
468
if sys.platform == 'win32':
469
os.remove(rhname)
470
os.rename(tmprhname, rhname)
471
586
rev_history.extend(revision_ids)
587
588
f = AtomicFile(self.controlfilename('revision-history'))
589
try:
590
for rev_id in rev_history:
591
print >>f, rev_id
592
f.commit()
593
finally:
594
f.close()
595
596
597
def get_revision_xml(self, revision_id):
598
"""Return XML file object for revision object."""
599
if not revision_id or not isinstance(revision_id, basestring):
600
raise InvalidRevisionId(revision_id)
601
602
self.lock_read()
603
try:
604
try:
605
return self.revision_store[revision_id]
606
except IndexError:
607
raise bzrlib.errors.NoSuchRevision(self, revision_id)
608
finally:
609
self.unlock()
472
610
473
611
474
612
def get_revision(self, revision_id):
475
613
"""Return the Revision object for a named revision"""
476
self._need_readlock()
477
r = Revision.read_xml(self.revision_store[revision_id])
614
xml_file = self.get_revision_xml(revision_id)
615
616
try:
617
r = unpack_xml(Revision, xml_file)
618
except SyntaxError, e:
619
raise bzrlib.errors.BzrError('failed to unpack revision_xml',
620
[revision_id,
621
str(e)])
622
478
623
assert r.revision_id == revision_id
479
624
return r
480
625
481
626
627
def get_revision_delta(self, revno):
628
"""Return the delta for one revision.
629
630
The delta is relative to its mainline predecessor, or the
631
empty tree for revision 1.
632
"""
633
assert isinstance(revno, int)
634
rh = self.revision_history()
635
if not (1 <= revno <= len(rh)):
636
raise InvalidRevisionNumber(revno)
637
638
# revno is 1-based; list is 0-based
639
640
new_tree = self.revision_tree(rh[revno-1])
641
if revno == 1:
642
old_tree = EmptyTree()
643
else:
644
old_tree = self.revision_tree(rh[revno-2])
645
646
return compare_trees(old_tree, new_tree)
647
648
649
650
def get_revision_sha1(self, revision_id):
651
"""Hash the stored value of a revision, and return it."""
652
# In the future, revision entries will be signed. At that
653
# point, it is probably best *not* to include the signature
654
# in the revision hash. Because that lets you re-sign
655
# the revision, (add signatures/remove signatures) and still
656
# have all hash pointers stay consistent.
657
# But for now, just hash the contents.
658
return bzrlib.osutils.sha_file(self.get_revision_xml(revision_id))
659
660
482
661
def get_inventory(self, inventory_id):
483
662
"""Get Inventory object by hash.
484
663
485
664
TODO: Perhaps for this and similar methods, take a revision
486
665
parameter which can be either an integer revno or a
487
666
string hash."""
488
self._need_readlock()
489
i = Inventory.read_xml(self.inventory_store[inventory_id])
490
return i
667
from bzrlib.inventory import Inventory
668
from bzrlib.xml import unpack_xml
669
670
return unpack_xml(Inventory, self.get_inventory_xml(inventory_id))
671
672
673
def get_inventory_xml(self, inventory_id):
674
"""Get inventory XML as a file object."""
675
return self.inventory_store[inventory_id]
676
677
678
def get_inventory_sha1(self, inventory_id):
679
"""Return the sha1 hash of the inventory entry
680
"""
681
return sha_file(self.get_inventory_xml(inventory_id))
491
682
492
683
493
684
def get_revision_inventory(self, revision_id):
494
685
"""Return inventory of a past revision."""
495
self._need_readlock()
686
# bzr 0.0.6 imposes the constraint that the inventory_id
687
# must be the same as its revision, so this is trivial.
496
688
if revision_id == None:
497
return Inventory()
689
from bzrlib.inventory import Inventory
690
return Inventory(self.get_root_id())
498
691
else:
499
return self.get_inventory(self.get_revision(revision_id).inventory_id)
692
return self.get_inventory(revision_id)
500
693
501
694
502
695
def revision_history(self):
505
698
>>> ScratchBranch().revision_history()
506
699
[]
507
700
"""
508
self._need_readlock()
509
return [l.rstrip('\r\n') for l in self.controlfile('revision-history', 'r').readlines()]
510
511
512
def enum_history(self, direction):
513
"""Return (revno, revision_id) for history of branch.
514
515
direction
516
'forward' is from earliest to latest
517
'reverse' is from latest to earliest
518
"""
519
rh = self.revision_history()
520
if direction == 'forward':
521
i = 1
522
for rid in rh:
523
yield i, rid
524
i += 1
525
elif direction == 'reverse':
526
i = len(rh)
527
while i > 0:
528
yield i, rh[i-1]
529
i -= 1
530
else:
531
raise ValueError('invalid history direction', direction)
701
self.lock_read()
702
try:
703
return [l.rstrip('\r\n') for l in
704
self.controlfile('revision-history', 'r').readlines()]
705
finally:
706
self.unlock()
707
708
709
def common_ancestor(self, other, self_revno=None, other_revno=None):
710
"""
711
>>> import commit
712
>>> sb = ScratchBranch(files=['foo', 'foo~'])
713
>>> sb.common_ancestor(sb) == (None, None)
714
True
715
>>> commit.commit(sb, "Committing first revision", verbose=False)
716
>>> sb.common_ancestor(sb)[0]
717
1
718
>>> clone = sb.clone()
719
>>> commit.commit(sb, "Committing second revision", verbose=False)
720
>>> sb.common_ancestor(sb)[0]
721
2
722
>>> sb.common_ancestor(clone)[0]
723
1
724
>>> commit.commit(clone, "Committing divergent second revision",
725
... verbose=False)
726
>>> sb.common_ancestor(clone)[0]
727
1
728
>>> sb.common_ancestor(clone) == clone.common_ancestor(sb)
729
True
730
>>> sb.common_ancestor(sb) != clone.common_ancestor(clone)
731
True
732
>>> clone2 = sb.clone()
733
>>> sb.common_ancestor(clone2)[0]
734
2
735
>>> sb.common_ancestor(clone2, self_revno=1)[0]
736
1
737
>>> sb.common_ancestor(clone2, other_revno=1)[0]
738
1
739
"""
740
my_history = self.revision_history()
741
other_history = other.revision_history()
742
if self_revno is None:
743
self_revno = len(my_history)
744
if other_revno is None:
745
other_revno = len(other_history)
746
indices = range(min((self_revno, other_revno)))
747
indices.reverse()
748
for r in indices:
749
if my_history[r] == other_history[r]:
750
return r+1, my_history[r]
751
return None, None
532
752
533
753
534
754
def revno(self):
550
770
return None
551
771
552
772
773
def missing_revisions(self, other, stop_revision=None):
774
"""
775
If self and other have not diverged, return a list of the revisions
776
present in other, but missing from self.
777
778
>>> from bzrlib.commit import commit
779
>>> bzrlib.trace.silent = True
780
>>> br1 = ScratchBranch()
781
>>> br2 = ScratchBranch()
782
>>> br1.missing_revisions(br2)
783
[]
784
>>> commit(br2, "lala!", rev_id="REVISION-ID-1")
785
>>> br1.missing_revisions(br2)
786
[u'REVISION-ID-1']
787
>>> br2.missing_revisions(br1)
788
[]
789
>>> commit(br1, "lala!", rev_id="REVISION-ID-1")
790
>>> br1.missing_revisions(br2)
791
[]
792
>>> commit(br2, "lala!", rev_id="REVISION-ID-2A")
793
>>> br1.missing_revisions(br2)
794
[u'REVISION-ID-2A']
795
>>> commit(br1, "lala!", rev_id="REVISION-ID-2B")
796
>>> br1.missing_revisions(br2)
797
Traceback (most recent call last):
798
DivergedBranches: These branches have diverged.
799
"""
800
self_history = self.revision_history()
801
self_len = len(self_history)
802
other_history = other.revision_history()
803
other_len = len(other_history)
804
common_index = min(self_len, other_len) -1
805
if common_index >= 0 and \
806
self_history[common_index] != other_history[common_index]:
807
raise DivergedBranches(self, other)
808
809
if stop_revision is None:
810
stop_revision = other_len
811
elif stop_revision > other_len:
812
raise NoSuchRevision(self, stop_revision)
813
814
return other_history[self_len:stop_revision]
815
816
817
def update_revisions(self, other, stop_revision=None):
818
"""Pull in all new revisions from other branch.
819
820
>>> from bzrlib.commit import commit
821
>>> bzrlib.trace.silent = True
822
>>> br1 = ScratchBranch(files=['foo', 'bar'])
823
>>> br1.add('foo')
824
>>> br1.add('bar')
825
>>> commit(br1, "lala!", rev_id="REVISION-ID-1", verbose=False)
826
>>> br2 = ScratchBranch()
827
>>> br2.update_revisions(br1)
828
Added 2 texts.
829
Added 1 inventories.
830
Added 1 revisions.
831
>>> br2.revision_history()
832
[u'REVISION-ID-1']
833
>>> br2.update_revisions(br1)
834
Added 0 texts.
835
Added 0 inventories.
836
Added 0 revisions.
837
>>> br1.text_store.total_size() == br2.text_store.total_size()
838
True
839
"""
840
from bzrlib.progress import ProgressBar
841
842
pb = ProgressBar()
843
844
pb.update('comparing histories')
845
revision_ids = self.missing_revisions(other, stop_revision)
846
847
if hasattr(other.revision_store, "prefetch"):
848
other.revision_store.prefetch(revision_ids)
849
if hasattr(other.inventory_store, "prefetch"):
850
inventory_ids = [other.get_revision(r).inventory_id
851
for r in revision_ids]
852
other.inventory_store.prefetch(inventory_ids)
853
854
revisions = []
855
needed_texts = set()
856
i = 0
857
for rev_id in revision_ids:
858
i += 1
859
pb.update('fetching revision', i, len(revision_ids))
860
rev = other.get_revision(rev_id)
861
revisions.append(rev)
862
inv = other.get_inventory(str(rev.inventory_id))
863
for key, entry in inv.iter_entries():
864
if entry.text_id is None:
865
continue
866
if entry.text_id not in self.text_store:
867
needed_texts.add(entry.text_id)
868
869
pb.clear()
870
871
count = self.text_store.copy_multi(other.text_store, needed_texts)
872
print "Added %d texts." % count
873
inventory_ids = [ f.inventory_id for f in revisions ]
874
count = self.inventory_store.copy_multi(other.inventory_store,
875
inventory_ids)
876
print "Added %d inventories." % count
877
revision_ids = [ f.revision_id for f in revisions]
878
count = self.revision_store.copy_multi(other.revision_store,
879
revision_ids)
880
for revision_id in revision_ids:
881
self.append_revision(revision_id)
882
print "Added %d revisions." % count
883
884
553
885
def commit(self, *args, **kw):
554
"""Deprecated"""
555
886
from bzrlib.commit import commit
556
887
commit(self, *args, **kw)
557
888
558
889
559
def lookup_revision(self, revno):
560
"""Return revision hash for revision number."""
561
if revno == 0:
562
return None
563
564
try:
565
# list is 0-based; revisions are 1-based
566
return self.revision_history()[revno-1]
567
except IndexError:
568
raise BzrError("no such revision %s" % revno)
569
890
def lookup_revision(self, revision):
891
"""Return the revision identifier for a given revision information."""
892
revno, info = self.get_revision_info(revision)
893
return info
894
895
def get_revision_info(self, revision):
896
"""Return (revno, revision id) for revision identifier.
897
898
revision can be an integer, in which case it is assumed to be revno (though
899
this will translate negative values into positive ones)
900
revision can also be a string, in which case it is parsed for something like
901
'date:' or 'revid:' etc.
902
"""
903
if revision is None:
904
return 0, None
905
revno = None
906
try:# Convert to int if possible
907
revision = int(revision)
908
except ValueError:
909
pass
910
revs = self.revision_history()
911
if isinstance(revision, int):
912
if revision == 0:
913
return 0, None
914
# Mabye we should do this first, but we don't need it if revision == 0
915
if revision < 0:
916
revno = len(revs) + revision + 1
917
else:
918
revno = revision
919
elif isinstance(revision, basestring):
920
for prefix, func in Branch.REVISION_NAMESPACES.iteritems():
921
if revision.startswith(prefix):
922
revno = func(self, revs, revision)
923
break
924
else:
925
raise BzrError('No namespace registered for string: %r' % revision)
926
927
if revno is None or revno <= 0 or revno > len(revs):
928
raise BzrError("no such revision %s" % revision)
929
return revno, revs[revno-1]
930
931
def _namespace_revno(self, revs, revision):
932
"""Lookup a revision by revision number"""
933
assert revision.startswith('revno:')
934
try:
935
return int(revision[6:])
936
except ValueError:
937
return None
938
REVISION_NAMESPACES['revno:'] = _namespace_revno
939
940
def _namespace_revid(self, revs, revision):
941
assert revision.startswith('revid:')
942
try:
943
return revs.index(revision[6:]) + 1
944
except ValueError:
945
return None
946
REVISION_NAMESPACES['revid:'] = _namespace_revid
947
948
def _namespace_last(self, revs, revision):
949
assert revision.startswith('last:')
950
try:
951
offset = int(revision[5:])
952
except ValueError:
953
return None
954
else:
955
if offset <= 0:
956
raise BzrError('You must supply a positive value for --revision last:XXX')
957
return len(revs) - offset + 1
958
REVISION_NAMESPACES['last:'] = _namespace_last
959
960
def _namespace_tag(self, revs, revision):
961
assert revision.startswith('tag:')
962
raise BzrError('tag: namespace registered, but not implemented.')
963
REVISION_NAMESPACES['tag:'] = _namespace_tag
964
965
def _namespace_date(self, revs, revision):
966
assert revision.startswith('date:')
967
import datetime
968
# Spec for date revisions:
969
# date:value
970
# value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
971
# it can also start with a '+/-/='. '+' says match the first
972
# entry after the given date. '-' is match the first entry before the date
973
# '=' is match the first entry after, but still on the given date.
974
#
975
# +2005-05-12 says find the first matching entry after May 12th, 2005 at 0:00
976
# -2005-05-12 says find the first matching entry before May 12th, 2005 at 0:00
977
# =2005-05-12 says find the first match after May 12th, 2005 at 0:00 but before
978
# May 13th, 2005 at 0:00
979
#
980
# So the proper way of saying 'give me all entries for today' is:
981
# -r {date:+today}:{date:-tomorrow}
982
# The default is '=' when not supplied
983
val = revision[5:]
984
match_style = '='
985
if val[:1] in ('+', '-', '='):
986
match_style = val[:1]
987
val = val[1:]
988
989
today = datetime.datetime.today().replace(hour=0,minute=0,second=0,microsecond=0)
990
if val.lower() == 'yesterday':
991
dt = today - datetime.timedelta(days=1)
992
elif val.lower() == 'today':
993
dt = today
994
elif val.lower() == 'tomorrow':
995
dt = today + datetime.timedelta(days=1)
996
else:
997
import re
998
# This should be done outside the function to avoid recompiling it.
999
_date_re = re.compile(
1000
r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
1001
r'(,|T)?\s*'
1002
r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
1003
)
1004
m = _date_re.match(val)
1005
if not m or (not m.group('date') and not m.group('time')):
1006
raise BzrError('Invalid revision date %r' % revision)
1007
1008
if m.group('date'):
1009
year, month, day = int(m.group('year')), int(m.group('month')), int(m.group('day'))
1010
else:
1011
year, month, day = today.year, today.month, today.day
1012
if m.group('time'):
1013
hour = int(m.group('hour'))
1014
minute = int(m.group('minute'))
1015
if m.group('second'):
1016
second = int(m.group('second'))
1017
else:
1018
second = 0
1019
else:
1020
hour, minute, second = 0,0,0
1021
1022
dt = datetime.datetime(year=year, month=month, day=day,
1023
hour=hour, minute=minute, second=second)
1024
first = dt
1025
last = None
1026
reversed = False
1027
if match_style == '-':
1028
reversed = True
1029
elif match_style == '=':
1030
last = dt + datetime.timedelta(days=1)
1031
1032
if reversed:
1033
for i in range(len(revs)-1, -1, -1):
1034
r = self.get_revision(revs[i])
1035
# TODO: Handle timezone.
1036
dt = datetime.datetime.fromtimestamp(r.timestamp)
1037
if first >= dt and (last is None or dt >= last):
1038
return i+1
1039
else:
1040
for i in range(len(revs)):
1041
r = self.get_revision(revs[i])
1042
# TODO: Handle timezone.
1043
dt = datetime.datetime.fromtimestamp(r.timestamp)
1044
if first <= dt and (last is None or dt <= last):
1045
return i+1
1046
REVISION_NAMESPACES['date:'] = _namespace_date
570
1047
571
1048
def revision_tree(self, revision_id):
572
1049
"""Return Tree for a revision on this branch.
575
1052
an `EmptyTree` is returned."""
576
1053
# TODO: refactor this to use an existing revision object
577
1054
# so we don't need to read it in twice.
578
self._need_readlock()
579
1055
if revision_id == None:
580
1056
return EmptyTree()
581
1057
else:
607
1083
608
1084
This can change the directory or the filename or both.
609
1085
"""
610
self._need_writelock()
611
tree = self.working_tree()
612
inv = tree.inventory
613
if not tree.has_filename(from_rel):
614
bailout("can't rename: old working file %r does not exist" % from_rel)
615
if tree.has_filename(to_rel):
616
bailout("can't rename: new working file %r already exists" % to_rel)
617
618
file_id = inv.path2id(from_rel)
619
if file_id == None:
620
bailout("can't rename: old name %r is not versioned" % from_rel)
621
622
if inv.path2id(to_rel):
623
bailout("can't rename: new name %r is already versioned" % to_rel)
624
625
to_dir, to_tail = os.path.split(to_rel)
626
to_dir_id = inv.path2id(to_dir)
627
if to_dir_id == None and to_dir != '':
628
bailout("can't determine destination directory id for %r" % to_dir)
629
630
mutter("rename_one:")
631
mutter(" file_id {%s}" % file_id)
632
mutter(" from_rel %r" % from_rel)
633
mutter(" to_rel %r" % to_rel)
634
mutter(" to_dir %r" % to_dir)
635
mutter(" to_dir_id {%s}" % to_dir_id)
636
637
inv.rename(file_id, to_dir_id, to_tail)
638
639
print "%s => %s" % (from_rel, to_rel)
640
641
from_abs = self.abspath(from_rel)
642
to_abs = self.abspath(to_rel)
1086
self.lock_write()
643
1087
try:
644
os.rename(from_abs, to_abs)
645
except OSError, e:
646
bailout("failed to rename %r to %r: %s"
647
% (from_abs, to_abs, e[1]),
648
["rename rolled back"])
649
650
self._write_inventory(inv)
651
1088
tree = self.working_tree()
1089
inv = tree.inventory
1090
if not tree.has_filename(from_rel):
1091
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
1092
if tree.has_filename(to_rel):
1093
raise BzrError("can't rename: new working file %r already exists" % to_rel)
1094
1095
file_id = inv.path2id(from_rel)
1096
if file_id == None:
1097
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
1098
1099
if inv.path2id(to_rel):
1100
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1101
1102
to_dir, to_tail = os.path.split(to_rel)
1103
to_dir_id = inv.path2id(to_dir)
1104
if to_dir_id == None and to_dir != '':
1105
raise BzrError("can't determine destination directory id for %r" % to_dir)
1106
1107
mutter("rename_one:")
1108
mutter(" file_id {%s}" % file_id)
1109
mutter(" from_rel %r" % from_rel)
1110
mutter(" to_rel %r" % to_rel)
1111
mutter(" to_dir %r" % to_dir)
1112
mutter(" to_dir_id {%s}" % to_dir_id)
1113
1114
inv.rename(file_id, to_dir_id, to_tail)
1115
1116
print "%s => %s" % (from_rel, to_rel)
1117
1118
from_abs = self.abspath(from_rel)
1119
to_abs = self.abspath(to_rel)
1120
try:
1121
os.rename(from_abs, to_abs)
1122
except OSError, e:
1123
raise BzrError("failed to rename %r to %r: %s"
1124
% (from_abs, to_abs, e[1]),
1125
["rename rolled back"])
1126
1127
self._write_inventory(inv)
1128
finally:
1129
self.unlock()
652
1130
653
1131
654
1132
def move(self, from_paths, to_name):
662
1140
Note that to_name is only the last component of the new name;
663
1141
this doesn't change the directory.
664
1142
"""
665
self._need_writelock()
666
## TODO: Option to move IDs only
667
assert not isinstance(from_paths, basestring)
668
tree = self.working_tree()
669
inv = tree.inventory
670
to_abs = self.abspath(to_name)
671
if not isdir(to_abs):
672
bailout("destination %r is not a directory" % to_abs)
673
if not tree.has_filename(to_name):
674
bailout("destination %r not in working directory" % to_abs)
675
to_dir_id = inv.path2id(to_name)
676
if to_dir_id == None and to_name != '':
677
bailout("destination %r is not a versioned directory" % to_name)
678
to_dir_ie = inv[to_dir_id]
679
if to_dir_ie.kind not in ('directory', 'root_directory'):
680
bailout("destination %r is not a directory" % to_abs)
681
682
to_idpath = Set(inv.get_idpath(to_dir_id))
683
684
for f in from_paths:
685
if not tree.has_filename(f):
686
bailout("%r does not exist in working tree" % f)
687
f_id = inv.path2id(f)
688
if f_id == None:
689
bailout("%r is not versioned" % f)
690
name_tail = splitpath(f)[-1]
691
dest_path = appendpath(to_name, name_tail)
692
if tree.has_filename(dest_path):
693
bailout("destination %r already exists" % dest_path)
694
if f_id in to_idpath:
695
bailout("can't move %r to a subdirectory of itself" % f)
696
697
# OK, so there's a race here, it's possible that someone will
698
# create a file in this interval and then the rename might be
699
# left half-done. But we should have caught most problems.
700
701
for f in from_paths:
702
name_tail = splitpath(f)[-1]
703
dest_path = appendpath(to_name, name_tail)
704
print "%s => %s" % (f, dest_path)
705
inv.rename(inv.path2id(f), to_dir_id, name_tail)
706
try:
707
os.rename(self.abspath(f), self.abspath(dest_path))
708
except OSError, e:
709
bailout("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
710
["rename rolled back"])
711
712
self._write_inventory(inv)
713
1143
self.lock_write()
1144
try:
1145
## TODO: Option to move IDs only
1146
assert not isinstance(from_paths, basestring)
1147
tree = self.working_tree()
1148
inv = tree.inventory
1149
to_abs = self.abspath(to_name)
1150
if not isdir(to_abs):
1151
raise BzrError("destination %r is not a directory" % to_abs)
1152
if not tree.has_filename(to_name):
1153
raise BzrError("destination %r not in working directory" % to_abs)
1154
to_dir_id = inv.path2id(to_name)
1155
if to_dir_id == None and to_name != '':
1156
raise BzrError("destination %r is not a versioned directory" % to_name)
1157
to_dir_ie = inv[to_dir_id]
1158
if to_dir_ie.kind not in ('directory', 'root_directory'):
1159
raise BzrError("destination %r is not a directory" % to_abs)
1160
1161
to_idpath = inv.get_idpath(to_dir_id)
1162
1163
for f in from_paths:
1164
if not tree.has_filename(f):
1165
raise BzrError("%r does not exist in working tree" % f)
1166
f_id = inv.path2id(f)
1167
if f_id == None:
1168
raise BzrError("%r is not versioned" % f)
1169
name_tail = splitpath(f)[-1]
1170
dest_path = appendpath(to_name, name_tail)
1171
if tree.has_filename(dest_path):
1172
raise BzrError("destination %r already exists" % dest_path)
1173
if f_id in to_idpath:
1174
raise BzrError("can't move %r to a subdirectory of itself" % f)
1175
1176
# OK, so there's a race here, it's possible that someone will
1177
# create a file in this interval and then the rename might be
1178
# left half-done. But we should have caught most problems.
1179
1180
for f in from_paths:
1181
name_tail = splitpath(f)[-1]
1182
dest_path = appendpath(to_name, name_tail)
1183
print "%s => %s" % (f, dest_path)
1184
inv.rename(inv.path2id(f), to_dir_id, name_tail)
1185
try:
1186
os.rename(self.abspath(f), self.abspath(dest_path))
1187
except OSError, e:
1188
raise BzrError("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
1189
["rename rolled back"])
1190
1191
self._write_inventory(inv)
1192
finally:
1193
self.unlock()
1194
1195
1196
def revert(self, filenames, old_tree=None, backups=True):
1197
"""Restore selected files to the versions from a previous tree.
1198
1199
backups
1200
If true (default) backups are made of files before
1201
they're renamed.
1202
"""
1203
from bzrlib.errors import NotVersionedError, BzrError
1204
from bzrlib.atomicfile import AtomicFile
1205
from bzrlib.osutils import backup_file
1206
1207
inv = self.read_working_inventory()
1208
if old_tree is None:
1209
old_tree = self.basis_tree()
1210
old_inv = old_tree.inventory
1211
1212
nids = []
1213
for fn in filenames:
1214
file_id = inv.path2id(fn)
1215
if not file_id:
1216
raise NotVersionedError("not a versioned file", fn)
1217
if not old_inv.has_id(file_id):
1218
raise BzrError("file not present in old tree", fn, file_id)
1219
nids.append((fn, file_id))
1220
1221
# TODO: Rename back if it was previously at a different location
1222
1223
# TODO: If given a directory, restore the entire contents from
1224
# the previous version.
1225
1226
# TODO: Make a backup to a temporary file.
1227
1228
# TODO: If the file previously didn't exist, delete it?
1229
for fn, file_id in nids:
1230
backup_file(fn)
1231
1232
f = AtomicFile(fn, 'wb')
1233
try:
1234
f.write(old_tree.get_file(file_id).read())
1235
f.commit()
1236
finally:
1237
f.close()
1238
1239
1240
def pending_merges(self):
1241
"""Return a list of pending merges.
1242
1243
These are revisions that have been merged into the working
1244
directory but not yet committed.
1245
"""
1246
cfn = self.controlfilename('pending-merges')
1247
if not os.path.exists(cfn):
1248
return []
1249
p = []
1250
for l in self.controlfile('pending-merges', 'r').readlines():
1251
p.append(l.rstrip('\n'))
1252
return p
1253
1254
1255
def add_pending_merge(self, revision_id):
1256
from bzrlib.revision import validate_revision_id
1257
1258
validate_revision_id(revision_id)
1259
1260
p = self.pending_merges()
1261
if revision_id in p:
1262
return
1263
p.append(revision_id)
1264
self.set_pending_merges(p)
1265
1266
1267
def set_pending_merges(self, rev_list):
1268
from bzrlib.atomicfile import AtomicFile
1269
self.lock_write()
1270
try:
1271
f = AtomicFile(self.controlfilename('pending-merges'))
1272
try:
1273
for l in rev_list:
1274
print >>f, l
1275
f.commit()
1276
finally:
1277
f.close()
1278
finally:
1279
self.unlock()
714
1280
715
1281
716
1282
725
1291
>>> isdir(bd)
726
1292
False
727
1293
"""
728
def __init__(self, files=[], dirs=[]):
1294
def __init__(self, files=[], dirs=[], base=None):
729
1295
"""Make a test branch.
730
1296
731
1297
This creates a temporary directory and runs init-tree in it.
732
1298
733
1299
If any files are listed, they are created in the working copy.
734
1300
"""
735
Branch.__init__(self, tempfile.mkdtemp(), init=True)
1301
from tempfile import mkdtemp
1302
init = False
1303
if base is None:
1304
base = mkdtemp()
1305
init = True
1306
Branch.__init__(self, base, init=init)
736
1307
for d in dirs:
737
1308
os.mkdir(self.abspath(d))
738
1309
740
1311
file(os.path.join(self.base, f), 'w').write('content of %s' % f)
741
1312
742
1313
1314
def clone(self):
1315
"""
1316
>>> orig = ScratchBranch(files=["file1", "file2"])
1317
>>> clone = orig.clone()
1318
>>> os.path.samefile(orig.base, clone.base)
1319
False
1320
>>> os.path.isfile(os.path.join(clone.base, "file1"))
1321
True
1322
"""
1323
from shutil import copytree
1324
from tempfile import mkdtemp
1325
base = mkdtemp()
1326
os.rmdir(base)
1327
copytree(self.base, base, symlinks=True)
1328
return ScratchBranch(base=base)
1329
743
1330
def __del__(self):
744
1331
self.destroy()
745
1332
746
1333
def destroy(self):
747
1334
"""Destroy the test branch, removing the scratch directory."""
1335
from shutil import rmtree
748
1336
try:
749
mutter("delete ScratchBranch %s" % self.base)
750
shutil.rmtree(self.base)
1337
if self.base:
1338
mutter("delete ScratchBranch %s" % self.base)
1339
rmtree(self.base)
751
1340
except OSError, e:
752
1341
# Work around for shutil.rmtree failing on Windows when
753
1342
# readonly files are encountered
755
1344
for root, dirs, files in os.walk(self.base, topdown=False):
756
1345
for name in files:
757
1346
os.chmod(os.path.join(root, name), 0700)
758
shutil.rmtree(self.base)
1347
rmtree(self.base)
759
1348
self.base = None
760
1349
761
1350
786
1375
cope with just randomness because running uuidgen every time is
787
1376
slow."""
788
1377
import re
1378
from binascii import hexlify
1379
from time import time
789
1380
790
1381
# get last component
791
1382
idx = name.rfind('/')
803
1394
name = re.sub(r'[^\w.]', '', name)
804
1395
805
1396
s = hexlify(rand_bytes(8))
806
return '-'.join((name, compact_date(time.time()), s))
1397
return '-'.join((name, compact_date(time()), s))
1398
1399
1400
def gen_root_id():
1401
"""Return a new tree-root file id."""
1402
return gen_file_id('TREE_ROOT')
1403
Loggerhead is a web-based interface for Breezy
Version: 2.0.1