13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17
17
"""Read in a bundle stream, and process it into a BundleReader object."""
19
from __future__ import absolute_import
20
22
from cStringIO import StringIO
25
from bzrlib.errors import (TestamentMismatch, BzrError,
26
MalformedHeader, MalformedPatches, NotABundle)
27
from bzrlib.inventory import (Inventory, InventoryEntry,
28
InventoryDirectory, InventoryFile,
30
from bzrlib.osutils import sha_file, sha_string, pathjoin
30
from bzrlib.bundle import apply_bundle
31
from bzrlib.errors import (
35
from bzrlib.inventory import (
41
from bzrlib.osutils import sha_string, pathjoin
31
42
from bzrlib.revision import Revision, NULL_REVISION
32
43
from bzrlib.testament import StrictTestament
33
44
from bzrlib.trace import mutter, warning
34
import bzrlib.transport
35
45
from bzrlib.tree import Tree
36
import bzrlib.urlutils
37
46
from bzrlib.xml5 import serializer_v5
72
81
if self.properties:
73
82
for property in self.properties:
74
83
key_end = property.find(': ')
75
assert key_end is not None
76
key = property[:key_end].encode('utf-8')
77
value = property[key_end+2:].encode('utf-8')
85
if not property.endswith(':'):
86
raise ValueError(property)
87
key = str(property[:-1])
90
key = str(property[:key_end])
91
value = property[key_end+2:]
78
92
rev.properties[key] = value
97
def from_revision(revision):
98
revision_info = RevisionInfo(revision.revision_id)
99
date = timestamp.format_highres_date(revision.timestamp,
101
revision_info.date = date
102
revision_info.timezone = revision.timezone
103
revision_info.timestamp = revision.timestamp
104
revision_info.message = revision.message.split('\n')
105
revision_info.properties = [': '.join(p) for p in
106
revision.properties.iteritems()]
83
110
class BundleInfo(object):
84
111
"""This contains the meta information. Stuff that allows you to
85
112
recreate the revision or inventory XML.
114
def __init__(self, bundle_format=None):
115
self.bundle_format = None
88
116
self.committer = None
90
118
self.message = None
132
163
def get_base(self, revision):
133
164
revision_info = self.get_revision_info(revision.revision_id)
134
165
if revision_info.base_id is not None:
135
if revision_info.base_id == NULL_REVISION:
138
return revision_info.base_id
166
return revision_info.base_id
139
167
if len(revision.parent_ids) == 0:
140
168
# There is no base listed, and
141
169
# the lowest revision doesn't have a parent
142
170
# so this is probably against the empty tree
143
# and thus base truly is None
171
# and thus base truly is NULL_REVISION
146
174
return revision.parent_ids[-1]
170
198
def revision_tree(self, repository, revision_id, base=None):
171
199
revision = self.get_revision(revision_id)
172
200
base = self.get_base(revision)
173
assert base != revision_id
174
self._validate_references_from_repository(repository)
201
if base == revision_id:
202
raise AssertionError()
203
if not self._validated_revisions_against_repo:
204
self._validate_references_from_repository(repository)
175
205
revision_info = self.get_revision_info(revision_id)
176
206
inventory_revision_id = revision_id
177
bundle_tree = BundleTree(repository.revision_tree(base),
207
bundle_tree = BundleTree(repository.revision_tree(base),
178
208
inventory_revision_id)
179
209
self._update_tree(bundle_tree, revision_id)
181
211
inv = bundle_tree.inventory
182
212
self._validate_inventory(inv, revision_id)
183
self._validate_revision(inv, revision_id)
213
self._validate_revision(bundle_tree, revision_id)
185
215
return bundle_tree
222
252
for revision_id, sha1 in rev_to_sha.iteritems():
223
253
if repository.has_revision(revision_id):
224
testament = StrictTestament.from_revision(repository,
254
testament = StrictTestament.from_revision(repository,
226
256
local_sha1 = self._testament_sha1_from_revision(repository,
228
258
if sha1 != local_sha1:
229
raise BzrError('sha1 mismatch. For revision id {%s}'
259
raise BzrError('sha1 mismatch. For revision id {%s}'
230
260
'local: %s, bundle: %s' % (revision_id, local_sha1, sha1))
233
263
elif revision_id not in checked:
234
264
missing[revision_id] = sha1
236
for inv_id, sha1 in inv_to_sha.iteritems():
237
if repository.has_revision(inv_id):
238
# Note: branch.get_inventory_sha1() just returns the value that
239
# is stored in the revision text, and that value may be out
240
# of date. This is bogus, because that means we aren't
241
# validating the actual text, just that we wrote and read the
242
# string. But for now, what the hell.
243
local_sha1 = repository.get_inventory_sha1(inv_id)
244
if sha1 != local_sha1:
245
raise BzrError('sha1 mismatch. For inventory id {%s}'
246
'local: %s, bundle: %s' %
247
(inv_id, local_sha1, sha1))
251
266
if len(missing) > 0:
252
267
# I don't know if this is an error yet
253
268
warning('Not all revision hashes could be validated.'
254
269
' Unable validate %d hashes' % len(missing))
255
270
mutter('Verified %d sha hashes for the bundle.' % count)
271
self._validated_revisions_against_repo = True
257
273
def _validate_inventory(self, inv, revision_id):
258
274
"""At this point we should have generated the BundleTree,
259
275
so build up an inventory, and make sure the hashes match.
262
assert inv is not None
264
277
# Now we should have a complete inventory entry.
265
278
s = serializer_v5.write_inventory_to_string(inv)
266
279
sha1 = sha_string(s)
267
280
# Target revision is the last entry in the real_revisions list
268
281
rev = self.get_revision(revision_id)
269
assert rev.revision_id == revision_id
282
if rev.revision_id != revision_id:
283
raise AssertionError()
270
284
if sha1 != rev.inventory_sha1:
271
open(',,bogus-inv', 'wb').write(s)
285
f = open(',,bogus-inv', 'wb')
272
290
warning('Inventory sha hash mismatch for revision %s. %s'
273
291
' != %s' % (revision_id, sha1, rev.inventory_sha1))
275
def _validate_revision(self, inventory, revision_id):
293
def _validate_revision(self, tree, revision_id):
276
294
"""Make sure all revision entries match their checksum."""
278
# This is a mapping from each revision id to it's sha hash
296
# This is a mapping from each revision id to its sha hash
281
299
rev = self.get_revision(revision_id)
282
300
rev_info = self.get_revision_info(revision_id)
283
assert rev.revision_id == rev_info.revision_id
284
assert rev.revision_id == revision_id
285
sha1 = self._testament_sha1(rev, inventory)
301
if not (rev.revision_id == rev_info.revision_id):
302
raise AssertionError()
303
if not (rev.revision_id == revision_id):
304
raise AssertionError()
305
sha1 = self._testament_sha1(rev, tree)
286
306
if sha1 != rev_info.sha1:
287
307
raise TestamentMismatch(rev.revision_id, rev_info.sha1, sha1)
288
308
if rev.revision_id in rev_to_sha1:
423
448
' (unrecognized action): %r' % action_line)
424
449
valid_actions[action](kind, extra, lines)
451
def install_revisions(self, target_repo, stream_input=True):
452
"""Install revisions and return the target revision
454
:param target_repo: The repository to install into
455
:param stream_input: Ignored by this implementation.
457
apply_bundle.install_bundle(target_repo, self)
460
def get_merge_request(self, target_repo):
461
"""Provide data for performing a merge
463
Returns suggested base, suggested target, and patch verification status
465
return None, self.target, 'inapplicable'
427
468
class BundleTree(Tree):
428
470
def __init__(self, base_tree, revision_id):
429
471
self.base_tree = base_tree
430
472
self._renamed = {} # Mapping from old_path => new_path
580
626
base_id = self.old_contents_id(file_id)
581
627
if (base_id is not None and
582
base_id != self.base_tree.inventory.root.file_id):
628
base_id != self.base_tree.get_root_id()):
583
629
patch_original = self.base_tree.get_file(base_id)
585
631
patch_original = None
586
632
file_patch = self.patches.get(self.id2path(file_id))
587
633
if file_patch is None:
588
if (patch_original is None and
589
self.get_kind(file_id) == 'directory'):
634
if (patch_original is None and
635
self.kind(file_id) == 'directory'):
590
636
return StringIO()
591
assert patch_original is not None, "None: %s" % file_id
637
if patch_original is None:
638
raise AssertionError("None: %s" % file_id)
592
639
return patch_original
594
assert not file_patch.startswith('\\'), \
595
'Malformed patch for %s, %r' % (file_id, file_patch)
641
if file_patch.startswith('\\'):
643
'Malformed patch for %s, %r' % (file_id, file_patch))
596
644
return patched_file(file_patch, patch_original)
598
def get_symlink_target(self, file_id):
599
new_path = self.id2path(file_id)
646
def get_symlink_target(self, file_id, path=None):
648
path = self.id2path(file_id)
601
return self._targets[new_path]
650
return self._targets[path]
603
652
return self.base_tree.get_symlink_target(file_id)
605
def get_kind(self, file_id):
654
def kind(self, file_id):
606
655
if file_id in self._kinds:
607
656
return self._kinds[file_id]
608
return self.base_tree.inventory[file_id].kind
657
return self.base_tree.kind(file_id)
659
def get_file_revision(self, file_id):
660
path = self.id2path(file_id)
661
if path in self._last_changed:
662
return self._last_changed[path]
664
return self.base_tree.get_file_revision(file_id)
610
666
def is_executable(self, file_id):
611
667
path = self.id2path(file_id)
612
668
if path in self._executable:
613
669
return self._executable[path]
615
return self.base_tree.inventory[file_id].executable
671
return self.base_tree.is_executable(file_id)
617
673
def get_last_changed(self, file_id):
618
674
path = self.id2path(file_id)
619
675
if path in self._last_changed:
620
676
return self._last_changed[path]
621
return self.base_tree.inventory[file_id].revision
677
return self.base_tree.get_file_revision(file_id)
623
679
def get_size_and_sha1(self, file_id):
624
680
"""Return the size and sha1 hash of the given file id.
631
687
if new_path not in self.patches:
632
688
# If the entry does not have a patch, then the
633
689
# contents must be the same as in the base_tree
634
ie = self.base_tree.inventory[file_id]
635
if ie.text_size is None:
636
return ie.text_size, ie.text_sha1
637
return int(ie.text_size), ie.text_sha1
690
text_size = self.base_tree.get_file_size(file_id)
691
text_sha1 = self.base_tree.get_file_sha1(file_id)
692
return text_size, text_sha1
638
693
fileobj = self.get_file(file_id)
639
694
content = fileobj.read()
640
695
return len(content), sha_string(content)
671
723
ie.executable = self.is_executable(file_id)
672
724
elif kind == 'symlink':
673
725
ie = InventoryLink(file_id, name, parent_id)
674
ie.symlink_target = self.get_symlink_target(file_id)
726
ie.symlink_target = self.get_symlink_target(file_id, path)
675
727
ie.revision = revision_id
677
if kind in ('directory', 'symlink'):
678
ie.text_size, ie.text_sha1 = None, None
680
730
ie.text_size, ie.text_sha1 = self.get_size_and_sha1(file_id)
681
if (ie.text_size is None) and (kind == 'file'):
682
raise BzrError('Got a text_size of None for file_id %r' % file_id)
731
if ie.text_size is None:
733
'Got a text_size of None for file_id %r' % file_id)
685
736
sorted_entries = self.sorted_path_id()
695
746
# at that instant
696
747
inventory = property(_get_inventory)
699
for path, entry in self.inventory.iter_entries():
749
root_inventory = property(_get_inventory)
751
def all_file_ids(self):
753
[entry.file_id for path, entry in self.inventory.iter_entries()])
755
def list_files(self, include_root=False, from_dir=None, recursive=True):
756
# The only files returned by this are those from the version
761
from_dir_id = inv.path2id(from_dir)
762
if from_dir_id is None:
763
# Directory not versioned
765
entries = inv.iter_entries(from_dir=from_dir_id, recursive=recursive)
766
if inv.root is not None and not include_root and from_dir is None:
767
# skip the root for compatability with the current apis.
769
for path, entry in entries:
770
yield path, 'V', entry.kind, entry.file_id, entry
702
772
def sorted_path_id(self):
704
774
for result in self._new_id.iteritems():
705
775
paths.append(result)
706
for id in self.base_tree:
776
for id in self.base_tree.all_file_ids():
707
777
path = self.id2path(id)