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- Committer: Martin Pool
- Date: 2005-06-17 07:34:04 UTC
- Revision ID: mbp@sourcefrog.net-20050617073404-7c914dc1bd15f38a
- don't display progress bars on really dumb terminals
- files added:
- bzrlib/statcache.py
- files removed:
- bzrlib/hashcache.py
- bzrlib/selftest
- effbot
- effbot/org
- plugins
- plugins/changeset
- tools
- files renamed:
- bzrlib/selftest/__init__.py => bzrlib/selftest.py
- bzrlib/selftest/whitebox.py => bzrlib/whitebox.py
- files modified:
- .bzrignore
added
removed
bzrlib/branch.py
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import sys, os
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import sys, os, os.path, random, time, sha, sets, types, re, shutil, tempfile
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import traceback, socket, fnmatch, difflib, time
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from binascii import hexlify
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21
20
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import bzrlib
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from bzrlib.trace import mutter, note
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from bzrlib.osutils import isdir, quotefn, compact_date, rand_bytes, splitpath, \
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sha_file, appendpath, file_kind
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from bzrlib.errors import BzrError
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from inventory import Inventory
24
from trace import mutter, note
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from tree import Tree, EmptyTree, RevisionTree
26
from inventory import InventoryEntry, Inventory
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from osutils import isdir, quotefn, isfile, uuid, sha_file, username, \
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format_date, compact_date, pumpfile, user_email, rand_bytes, splitpath, \
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joinpath, sha_file, sha_string, file_kind, local_time_offset, appendpath
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from store import ImmutableStore
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from revision import Revision
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from errors import BzrError
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from textui import show_status
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34
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BZR_BRANCH_FORMAT = "Bazaar-NG branch, format 0.0.4\n"
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## TODO: Maybe include checks for common corruption of newlines, etc?
36
45
return Branch(f, **args)
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38
47
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def find_cached_branch(f, cache_root, **args):
40
from remotebranch import RemoteBranch
41
br = find_branch(f, **args)
42
def cacheify(br, store_name):
43
from meta_store import CachedStore
44
cache_path = os.path.join(cache_root, store_name)
45
os.mkdir(cache_path)
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new_store = CachedStore(getattr(br, store_name), cache_path)
47
setattr(br, store_name, new_store)
48
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if isinstance(br, RemoteBranch):
50
cacheify(br, 'inventory_store')
51
cacheify(br, 'text_store')
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cacheify(br, 'revision_store')
53
return br
54
55
48
56
49
def _relpath(base, path):
57
50
"""Return path relative to base, or raise exception.
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143
_lock_count = None
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_lock = None
152
145
153
# Map some sort of prefix into a namespace
154
# stuff like "revno:10", "revid:", etc.
155
# This should match a prefix with a function which accepts
156
REVISION_NAMESPACES = {}
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158
146
def __init__(self, base, init=False, find_root=True):
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"""Create new branch object at a particular location.
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148
170
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In the test suite, creation of new trees is tested using the
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159
`ScratchBranch` class.
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"""
173
from bzrlib.store import ImmutableStore
174
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if init:
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self.base = os.path.realpath(base)
176
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self._make_control()
262
249
263
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def controlfilename(self, file_or_path):
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"""Return location relative to branch."""
265
if isinstance(file_or_path, basestring):
252
if isinstance(file_or_path, types.StringTypes):
266
253
file_or_path = [file_or_path]
267
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return os.path.join(self.base, bzrlib.BZRDIR, *file_or_path)
268
255
295
282
296
283
297
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def _make_control(self):
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from bzrlib.inventory import Inventory
299
from bzrlib.xml import pack_xml
300
301
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os.mkdir(self.controlfilename([]))
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self.controlfile('README', 'w').write(
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"This is a Bazaar-NG control directory.\n"
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os.mkdir(self.controlfilename(d))
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for f in ('revision-history', 'merged-patches',
309
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'pending-merged-patches', 'branch-name',
310
'branch-lock',
311
'pending-merges'):
294
'branch-lock'):
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self.controlfile(f, 'w').write('')
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mutter('created control directory in ' + self.base)
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pack_xml(Inventory(gen_root_id()), self.controlfile('inventory','w'))
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Inventory().write_xml(self.controlfile('inventory','w'))
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def _check_format(self):
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['use a different bzr version',
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'or remove the .bzr directory and "bzr init" again'])
335
317
336
def get_root_id(self):
337
"""Return the id of this branches root"""
338
inv = self.read_working_inventory()
339
return inv.root.file_id
340
318
341
def set_root_id(self, file_id):
342
inv = self.read_working_inventory()
343
orig_root_id = inv.root.file_id
344
del inv._byid[inv.root.file_id]
345
inv.root.file_id = file_id
346
inv._byid[inv.root.file_id] = inv.root
347
for fid in inv:
348
entry = inv[fid]
349
if entry.parent_id in (None, orig_root_id):
350
entry.parent_id = inv.root.file_id
351
self._write_inventory(inv)
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353
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def read_working_inventory(self):
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"""Read the working inventory."""
355
from bzrlib.inventory import Inventory
356
from bzrlib.xml import unpack_xml
357
from time import time
358
before = time()
322
before = time.time()
323
# ElementTree does its own conversion from UTF-8, so open in
324
# binary.
359
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self.lock_read()
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try:
361
# ElementTree does its own conversion from UTF-8, so open in
362
# binary.
363
inv = unpack_xml(Inventory,
364
self.controlfile('inventory', 'rb'))
327
inv = Inventory.read_xml(self.controlfile('inventory', 'rb'))
365
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mutter("loaded inventory of %d items in %f"
366
% (len(inv), time() - before))
329
% (len(inv), time.time() - before))
367
330
return inv
368
331
finally:
369
332
self.unlock()
375
338
That is to say, the inventory describing changes underway, that
376
339
will be committed to the next revision.
377
340
"""
378
from bzrlib.atomicfile import AtomicFile
379
from bzrlib.xml import pack_xml
380
381
self.lock_write()
382
try:
383
f = AtomicFile(self.controlfilename('inventory'), 'wb')
384
try:
385
pack_xml(inv, f)
386
f.commit()
387
finally:
388
f.close()
389
finally:
390
self.unlock()
391
341
## TODO: factor out to atomicfile? is rename safe on windows?
342
## TODO: Maybe some kind of clean/dirty marker on inventory?
343
tmpfname = self.controlfilename('inventory.tmp')
344
tmpf = file(tmpfname, 'wb')
345
inv.write_xml(tmpf)
346
tmpf.close()
347
inv_fname = self.controlfilename('inventory')
348
if sys.platform == 'win32':
349
os.remove(inv_fname)
350
os.rename(tmpfname, inv_fname)
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mutter('wrote working inventory')
393
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394
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381
add all non-ignored children. Perhaps do that in a
423
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higher-level method.
424
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"""
425
from bzrlib.textui import show_status
426
384
# TODO: Re-adding a file that is removed in the working copy
427
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# should probably put it back with the previous ID.
428
if isinstance(files, basestring):
429
assert(ids is None or isinstance(ids, basestring))
386
if isinstance(files, types.StringTypes):
387
assert(ids is None or isinstance(ids, types.StringTypes))
430
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files = [files]
431
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if ids is not None:
432
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ids = [ids]
464
422
inv.add_path(f, kind=kind, file_id=file_id)
465
423
466
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if verbose:
467
print 'added', quotefn(f)
425
show_status('A', kind, quotefn(f))
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426
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mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
470
428
481
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# use inventory as it was in that revision
482
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file_id = tree.inventory.path2id(file)
483
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if not file_id:
484
raise BzrError("%r is not present in revision %s" % (file, revno))
442
raise BzrError("%r is not present in revision %d" % (file, revno))
485
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tree.print_file(file_id)
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finally:
487
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self.unlock()
501
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is the opposite of add. Removing it is consistent with most
502
460
other tools. Maybe an option.
503
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"""
504
from bzrlib.textui import show_status
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## TODO: Normalize names
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463
## TODO: Remove nested loops; better scalability
507
if isinstance(files, basestring):
464
if isinstance(files, types.StringTypes):
508
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files = [files]
509
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510
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self.lock_write()
535
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536
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# FIXME: this doesn't need to be a branch method
537
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def set_inventory(self, new_inventory_list):
538
from bzrlib.inventory import Inventory, InventoryEntry
539
inv = Inventory(self.get_root_id())
495
inv = Inventory()
540
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for path, file_id, parent, kind in new_inventory_list:
541
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name = os.path.basename(path)
542
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if name == "":
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return self.working_tree().unknowns()
565
521
566
522
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def append_revision(self, *revision_ids):
568
from bzrlib.atomicfile import AtomicFile
569
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for revision_id in revision_ids:
571
mutter("add {%s} to revision-history" % revision_id)
572
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def append_revision(self, revision_id):
524
mutter("add {%s} to revision-history" % revision_id)
573
525
rev_history = self.revision_history()
574
rev_history.extend(revision_ids)
575
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f = AtomicFile(self.controlfilename('revision-history'))
577
try:
578
for rev_id in rev_history:
579
print >>f, rev_id
580
f.commit()
581
finally:
582
f.close()
526
527
tmprhname = self.controlfilename('revision-history.tmp')
528
rhname = self.controlfilename('revision-history')
529
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f = file(tmprhname, 'wt')
531
rev_history.append(revision_id)
532
f.write('\n'.join(rev_history))
533
f.write('\n')
534
f.close()
535
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if sys.platform == 'win32':
537
os.remove(rhname)
538
os.rename(tmprhname, rhname)
539
583
540
584
541
585
542
def get_revision(self, revision_id):
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"""Return the Revision object for a named revision"""
587
from bzrlib.revision import Revision
588
from bzrlib.xml import unpack_xml
589
590
self.lock_read()
591
try:
592
if not revision_id or not isinstance(revision_id, basestring):
593
raise ValueError('invalid revision-id: %r' % revision_id)
594
r = unpack_xml(Revision, self.revision_store[revision_id])
595
finally:
596
self.unlock()
597
544
if not revision_id or not isinstance(revision_id, basestring):
545
raise ValueError('invalid revision-id: %r' % revision_id)
546
r = Revision.read_xml(self.revision_store[revision_id])
598
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assert r.revision_id == revision_id
599
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return r
600
601
549
602
550
def get_revision_sha1(self, revision_id):
603
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"""Hash the stored value of a revision, and return it."""
616
564
TODO: Perhaps for this and similar methods, take a revision
617
565
parameter which can be either an integer revno or a
618
566
string hash."""
619
from bzrlib.inventory import Inventory
620
from bzrlib.xml import unpack_xml
621
622
return unpack_xml(Inventory, self.inventory_store[inventory_id])
623
567
i = Inventory.read_xml(self.inventory_store[inventory_id])
568
return i
624
569
625
570
def get_inventory_sha1(self, inventory_id):
626
571
"""Return the sha1 hash of the inventory entry
630
575
631
576
def get_revision_inventory(self, revision_id):
632
577
"""Return inventory of a past revision."""
633
# bzr 0.0.6 imposes the constraint that the inventory_id
634
# must be the same as its revision, so this is trivial.
635
578
if revision_id == None:
636
from bzrlib.inventory import Inventory
637
return Inventory(self.get_root_id())
579
return Inventory()
638
580
else:
639
return self.get_inventory(revision_id)
581
return self.get_inventory(self.get_revision(revision_id).inventory_id)
640
582
641
583
642
584
def revision_history(self):
811
753
812
754
pb.update('comparing histories')
813
755
revision_ids = self.missing_revisions(other, stop_revision)
814
815
if hasattr(other.revision_store, "prefetch"):
816
other.revision_store.prefetch(revision_ids)
817
if hasattr(other.inventory_store, "prefetch"):
818
inventory_ids = [other.get_revision(r).inventory_id
819
for r in revision_ids]
820
other.inventory_store.prefetch(inventory_ids)
821
822
756
revisions = []
823
needed_texts = set()
757
needed_texts = sets.Set()
824
758
i = 0
825
759
for rev_id in revision_ids:
826
760
i += 1
851
785
852
786
853
787
def commit(self, *args, **kw):
788
"""Deprecated"""
854
789
from bzrlib.commit import commit
855
790
commit(self, *args, **kw)
856
791
857
792
858
def lookup_revision(self, revision):
859
"""Return the revision identifier for a given revision information."""
860
revno, info = self.get_revision_info(revision)
861
return info
862
863
def get_revision_info(self, revision):
864
"""Return (revno, revision id) for revision identifier.
865
866
revision can be an integer, in which case it is assumed to be revno (though
867
this will translate negative values into positive ones)
868
revision can also be a string, in which case it is parsed for something like
869
'date:' or 'revid:' etc.
870
"""
871
if revision is None:
872
return 0, None
873
revno = None
874
try:# Convert to int if possible
875
revision = int(revision)
876
except ValueError:
877
pass
878
revs = self.revision_history()
879
if isinstance(revision, int):
880
if revision == 0:
881
return 0, None
882
# Mabye we should do this first, but we don't need it if revision == 0
883
if revision < 0:
884
revno = len(revs) + revision + 1
885
else:
886
revno = revision
887
elif isinstance(revision, basestring):
888
for prefix, func in Branch.REVISION_NAMESPACES.iteritems():
889
if revision.startswith(prefix):
890
revno = func(self, revs, revision)
891
break
892
else:
893
raise BzrError('No namespace registered for string: %r' % revision)
894
895
if revno is None or revno <= 0 or revno > len(revs):
896
raise BzrError("no such revision %s" % revision)
897
return revno, revs[revno-1]
898
899
def _namespace_revno(self, revs, revision):
900
"""Lookup a revision by revision number"""
901
assert revision.startswith('revno:')
902
try:
903
return int(revision[6:])
904
except ValueError:
905
return None
906
REVISION_NAMESPACES['revno:'] = _namespace_revno
907
908
def _namespace_revid(self, revs, revision):
909
assert revision.startswith('revid:')
910
try:
911
return revs.index(revision[6:]) + 1
912
except ValueError:
913
return None
914
REVISION_NAMESPACES['revid:'] = _namespace_revid
915
916
def _namespace_last(self, revs, revision):
917
assert revision.startswith('last:')
918
try:
919
offset = int(revision[5:])
920
except ValueError:
921
return None
922
else:
923
if offset <= 0:
924
raise BzrError('You must supply a positive value for --revision last:XXX')
925
return len(revs) - offset + 1
926
REVISION_NAMESPACES['last:'] = _namespace_last
927
928
def _namespace_tag(self, revs, revision):
929
assert revision.startswith('tag:')
930
raise BzrError('tag: namespace registered, but not implemented.')
931
REVISION_NAMESPACES['tag:'] = _namespace_tag
932
933
def _namespace_date(self, revs, revision):
934
assert revision.startswith('date:')
935
import datetime
936
# Spec for date revisions:
937
# date:value
938
# value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
939
# it can also start with a '+/-/='. '+' says match the first
940
# entry after the given date. '-' is match the first entry before the date
941
# '=' is match the first entry after, but still on the given date.
942
#
943
# +2005-05-12 says find the first matching entry after May 12th, 2005 at 0:00
944
# -2005-05-12 says find the first matching entry before May 12th, 2005 at 0:00
945
# =2005-05-12 says find the first match after May 12th, 2005 at 0:00 but before
946
# May 13th, 2005 at 0:00
947
#
948
# So the proper way of saying 'give me all entries for today' is:
949
# -r {date:+today}:{date:-tomorrow}
950
# The default is '=' when not supplied
951
val = revision[5:]
952
match_style = '='
953
if val[:1] in ('+', '-', '='):
954
match_style = val[:1]
955
val = val[1:]
956
957
today = datetime.datetime.today().replace(hour=0,minute=0,second=0,microsecond=0)
958
if val.lower() == 'yesterday':
959
dt = today - datetime.timedelta(days=1)
960
elif val.lower() == 'today':
961
dt = today
962
elif val.lower() == 'tomorrow':
963
dt = today + datetime.timedelta(days=1)
964
else:
965
import re
966
# This should be done outside the function to avoid recompiling it.
967
_date_re = re.compile(
968
r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
969
r'(,|T)?\s*'
970
r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
971
)
972
m = _date_re.match(val)
973
if not m or (not m.group('date') and not m.group('time')):
974
raise BzrError('Invalid revision date %r' % revision)
975
976
if m.group('date'):
977
year, month, day = int(m.group('year')), int(m.group('month')), int(m.group('day'))
978
else:
979
year, month, day = today.year, today.month, today.day
980
if m.group('time'):
981
hour = int(m.group('hour'))
982
minute = int(m.group('minute'))
983
if m.group('second'):
984
second = int(m.group('second'))
985
else:
986
second = 0
987
else:
988
hour, minute, second = 0,0,0
989
990
dt = datetime.datetime(year=year, month=month, day=day,
991
hour=hour, minute=minute, second=second)
992
first = dt
993
last = None
994
reversed = False
995
if match_style == '-':
996
reversed = True
997
elif match_style == '=':
998
last = dt + datetime.timedelta(days=1)
999
1000
if reversed:
1001
for i in range(len(revs)-1, -1, -1):
1002
r = self.get_revision(revs[i])
1003
# TODO: Handle timezone.
1004
dt = datetime.datetime.fromtimestamp(r.timestamp)
1005
if first >= dt and (last is None or dt >= last):
1006
return i+1
1007
else:
1008
for i in range(len(revs)):
1009
r = self.get_revision(revs[i])
1010
# TODO: Handle timezone.
1011
dt = datetime.datetime.fromtimestamp(r.timestamp)
1012
if first <= dt and (last is None or dt <= last):
1013
return i+1
1014
REVISION_NAMESPACES['date:'] = _namespace_date
793
def lookup_revision(self, revno):
794
"""Return revision hash for revision number."""
795
if revno == 0:
796
return None
797
798
try:
799
# list is 0-based; revisions are 1-based
800
return self.revision_history()[revno-1]
801
except IndexError:
802
raise BzrError("no such revision %s" % revno)
803
1015
804
1016
805
def revision_tree(self, revision_id):
1017
806
"""Return Tree for a revision on this branch.
1018
807
1019
808
`revision_id` may be None for the null revision, in which case
1020
809
an `EmptyTree` is returned."""
1021
from bzrlib.tree import EmptyTree, RevisionTree
1022
810
# TODO: refactor this to use an existing revision object
1023
811
# so we don't need to read it in twice.
1024
812
if revision_id == None:
1025
return EmptyTree(self.get_root_id())
813
return EmptyTree()
1026
814
else:
1027
815
inv = self.get_revision_inventory(revision_id)
1028
816
return RevisionTree(self.text_store, inv)
1039
827
1040
828
If there are no revisions yet, return an `EmptyTree`.
1041
829
"""
1042
from bzrlib.tree import EmptyTree, RevisionTree
1043
830
r = self.last_patch()
1044
831
if r == None:
1045
return EmptyTree(self.get_root_id())
832
return EmptyTree()
1046
833
else:
1047
834
return RevisionTree(self.text_store, self.get_revision_inventory(r))
1048
835
1163
950
self.unlock()
1164
951
1165
952
1166
def revert(self, filenames, old_tree=None, backups=True):
1167
"""Restore selected files to the versions from a previous tree.
1168
1169
backups
1170
If true (default) backups are made of files before
1171
they're renamed.
1172
"""
1173
from bzrlib.errors import NotVersionedError, BzrError
1174
from bzrlib.atomicfile import AtomicFile
1175
from bzrlib.osutils import backup_file
1176
1177
inv = self.read_working_inventory()
1178
if old_tree is None:
1179
old_tree = self.basis_tree()
1180
old_inv = old_tree.inventory
1181
1182
nids = []
1183
for fn in filenames:
1184
file_id = inv.path2id(fn)
1185
if not file_id:
1186
raise NotVersionedError("not a versioned file", fn)
1187
if not old_inv.has_id(file_id):
1188
raise BzrError("file not present in old tree", fn, file_id)
1189
nids.append((fn, file_id))
1190
1191
# TODO: Rename back if it was previously at a different location
1192
1193
# TODO: If given a directory, restore the entire contents from
1194
# the previous version.
1195
1196
# TODO: Make a backup to a temporary file.
1197
1198
# TODO: If the file previously didn't exist, delete it?
1199
for fn, file_id in nids:
1200
backup_file(fn)
1201
1202
f = AtomicFile(fn, 'wb')
1203
try:
1204
f.write(old_tree.get_file(file_id).read())
1205
f.commit()
1206
finally:
1207
f.close()
1208
1209
1210
def pending_merges(self):
1211
"""Return a list of pending merges.
1212
1213
These are revisions that have been merged into the working
1214
directory but not yet committed.
1215
"""
1216
cfn = self.controlfilename('pending-merges')
1217
if not os.path.exists(cfn):
1218
return []
1219
p = []
1220
for l in self.controlfile('pending-merges', 'r').readlines():
1221
p.append(l.rstrip('\n'))
1222
return p
1223
1224
1225
def add_pending_merge(self, revision_id):
1226
from bzrlib.revision import validate_revision_id
1227
1228
validate_revision_id(revision_id)
1229
1230
p = self.pending_merges()
1231
if revision_id in p:
1232
return
1233
p.append(revision_id)
1234
self.set_pending_merges(p)
1235
1236
1237
def set_pending_merges(self, rev_list):
1238
from bzrlib.atomicfile import AtomicFile
1239
self.lock_write()
1240
try:
1241
f = AtomicFile(self.controlfilename('pending-merges'))
1242
try:
1243
for l in rev_list:
1244
print >>f, l
1245
f.commit()
1246
finally:
1247
f.close()
1248
finally:
1249
self.unlock()
1250
1251
1252
953
1253
954
class ScratchBranch(Branch):
1254
955
"""Special test class: a branch that cleans up after itself.
1268
969
1269
970
If any files are listed, they are created in the working copy.
1270
971
"""
1271
from tempfile import mkdtemp
1272
972
init = False
1273
973
if base is None:
1274
base = mkdtemp()
974
base = tempfile.mkdtemp()
1275
975
init = True
1276
976
Branch.__init__(self, base, init=init)
1277
977
for d in dirs:
1290
990
>>> os.path.isfile(os.path.join(clone.base, "file1"))
1291
991
True
1292
992
"""
1293
from shutil import copytree
1294
from tempfile import mkdtemp
1295
base = mkdtemp()
993
base = tempfile.mkdtemp()
1296
994
os.rmdir(base)
1297
copytree(self.base, base, symlinks=True)
995
shutil.copytree(self.base, base, symlinks=True)
1298
996
return ScratchBranch(base=base)
1299
997
1300
998
def __del__(self):
1302
1000
1303
1001
def destroy(self):
1304
1002
"""Destroy the test branch, removing the scratch directory."""
1305
from shutil import rmtree
1306
1003
try:
1307
1004
if self.base:
1308
1005
mutter("delete ScratchBranch %s" % self.base)
1309
rmtree(self.base)
1006
shutil.rmtree(self.base)
1310
1007
except OSError, e:
1311
1008
# Work around for shutil.rmtree failing on Windows when
1312
1009
# readonly files are encountered
1314
1011
for root, dirs, files in os.walk(self.base, topdown=False):
1315
1012
for name in files:
1316
1013
os.chmod(os.path.join(root, name), 0700)
1317
rmtree(self.base)
1014
shutil.rmtree(self.base)
1318
1015
self.base = None
1319
1016
1320
1017
1345
1042
cope with just randomness because running uuidgen every time is
1346
1043
slow."""
1347
1044
import re
1348
from binascii import hexlify
1349
from time import time
1350
1045
1351
1046
# get last component
1352
1047
idx = name.rfind('/')
1364
1059
name = re.sub(r'[^\w.]', '', name)
1365
1060
1366
1061
s = hexlify(rand_bytes(8))
1367
return '-'.join((name, compact_date(time()), s))
1368
1369
1370
def gen_root_id():
1371
"""Return a new tree-root file id."""
1372
return gen_file_id('TREE_ROOT')
1373
1062
return '-'.join((name, compact_date(time.time()), s))
Loggerhead is a web-based interface for Breezy
Version: 2.0.1