17
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# TODO: Check ancestries are correct for every revision: includes
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# every committed so far, and in a reasonable order.
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# TODO: Also check non-mainline revisions mentioned as parents.
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# TODO: Check for extra files in the control directory.
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# TODO: Check revision, inventory and entry objects have all
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# TODO: Get every revision in the revision-store even if they're not
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# referenced by history and make sure they're all valid.
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# TODO: Perhaps have a way to record errors other than by raising exceptions;
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# would perhaps be enough to accumulate exception objects in a list without
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# raising them. If there's more than one exception it'd be good to see them
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from bzrlib.errors import BzrCheckError
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from bzrlib.trace import note
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"""Check a repository"""
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# The Check object interacts with InventoryEntry.check, etc.
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def __init__(self, repository):
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self.repository = repository
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self.checked_text_cnt = 0
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self.checked_rev_cnt = 0
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self.repeated_text_cnt = 0
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self.missing_parent_links = {}
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self.missing_inventory_sha_cnt = 0
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self.missing_revision_cnt = 0
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# maps (file-id, version) -> sha1; used by InventoryFile._check
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self.checked_texts = {}
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self.checked_weaves = {}
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self.repository.lock_read()
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self.progress = bzrlib.ui.ui_factory.nested_progress_bar()
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self.progress.update('retrieving inventory', 0, 0)
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# do not put in init, as it should be done with progess,
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# and inside the lock.
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self.inventory_weave = self.repository.get_inventory_weave()
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while revno < len(self.planned_revisions):
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rev_id = self.planned_revisions[revno]
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self.progress.update('checking revision', revno,
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len(self.planned_revisions))
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self.check_one_rev(rev_id)
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self.progress.finished()
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self.repository.unlock()
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def plan_revisions(self):
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repository = self.repository
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self.planned_revisions = set(repository.all_revision_ids())
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inventoried = set(self.inventory_weave.versions())
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awol = self.planned_revisions - inventoried
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raise BzrCheckError('Stored revisions missing from inventory'
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'{%s}' % ','.join([f for f in awol]))
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self.planned_revisions = list(self.planned_revisions)
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def report_results(self, verbose):
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note('checked repository %s format %s',
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self.repository.bzrdir.root_transport,
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self.repository._format)
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note('%6d revisions', self.checked_rev_cnt)
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note('%6d unique file texts', self.checked_text_cnt)
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note('%6d repeated file texts', self.repeated_text_cnt)
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note('%6d weaves', len(self.checked_weaves))
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if self.missing_inventory_sha_cnt:
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note('%6d revisions are missing inventory_sha1',
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self.missing_inventory_sha_cnt)
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if self.missing_revision_cnt:
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note('%6d revisions are mentioned but not present',
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self.missing_revision_cnt)
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note('%6d ghost revisions', len(self.ghosts))
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for ghost in self.ghosts:
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if len(self.missing_parent_links):
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note('%6d revisions missing parents in ancestry',
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len(self.missing_parent_links))
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for link, linkers in self.missing_parent_links.items():
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note(' %s should be in the ancestry for:', link)
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for linker in linkers:
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note(' * %s', linker)
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def check_one_rev(self, rev_id):
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"""Check one revision.
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rev_id - the one to check
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rev = self.repository.get_revision(rev_id)
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if rev.revision_id != rev_id:
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raise BzrCheckError('wrong internal revision id in revision {%s}'
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for parent in rev.parent_ids:
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if not parent in self.planned_revisions:
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missing_links = self.missing_parent_links.get(parent, [])
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missing_links.append(rev_id)
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self.missing_parent_links[parent] = missing_links
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# list based so somewhat slow,
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# TODO have a planned_revisions list and set.
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if self.repository.has_revision(parent):
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missing_ancestry = self.repository.get_ancestry(parent)
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for missing in missing_ancestry:
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if (missing is not None
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and missing not in self.planned_revisions):
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self.planned_revisions.append(missing)
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self.ghosts.append(rev_id)
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if rev.inventory_sha1:
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inv_sha1 = self.repository.get_inventory_sha1(rev_id)
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if inv_sha1 != rev.inventory_sha1:
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raise BzrCheckError('Inventory sha1 hash doesn\'t match'
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' value in revision {%s}' % rev_id)
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self._check_revision_tree(rev_id)
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self.checked_rev_cnt += 1
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def check_weaves(self):
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"""Check all the weaves we can get our hands on.
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if self.repository.weave_store.listable():
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weave_ids = list(self.repository.weave_store)
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n_weaves = len(weave_ids)
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self.progress.update('checking weave', 0, n_weaves)
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self.inventory_weave.check(progress_bar=self.progress)
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for i, weave_id in enumerate(weave_ids):
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self.progress.update('checking weave', i, n_weaves)
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w = self.repository.weave_store.get_weave(weave_id,
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self.repository.get_transaction())
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# No progress here, because it looks ugly.
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self.checked_weaves[weave_id] = True
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def _check_revision_tree(self, rev_id):
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tree = self.repository.revision_tree(rev_id)
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if file_id in seen_ids:
176
raise BzrCheckError('duplicated file_id {%s} '
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'in inventory for revision {%s}'
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seen_ids[file_id] = True
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ie.check(self, rev_id, inv, tree)
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for path, ie in inv.iter_entries():
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if path in seen_names:
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raise BzrCheckError('duplicated path %s '
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'in inventory for revision {%s}'
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seen_names[path] = True
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def check(branch, verbose):
22
from bzrlib.trace import note, warning
23
from bzrlib.osutils import rename, sha_string, fingerprint_file
24
from bzrlib.trace import mutter
25
from bzrlib.errors import BzrCheckError, NoSuchRevision
26
from bzrlib.inventory import ROOT_ID
27
from bzrlib.branch import gen_root_id
193
31
"""Run consistency checks on a branch.
195
Results are reported through logging.
197
:raise BzrCheckError: if there's a consistency error.
33
TODO: Also check non-mainline revisions mentioned as parents.
35
TODO: Check for extra files in the control directory.
199
37
branch.lock_read()
201
branch_result = branch.check()
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repo_result = branch.repository.check([branch.last_revision()])
42
missing_inventory_sha_cnt = 0
43
missing_revision_sha_cnt = 0
44
missing_revision_cnt = 0
46
history = branch.revision_history()
48
revcount = len(history)
50
checked_text_count = 0
52
progress = bzrlib.ui.ui_factory.progress_bar()
54
for rev_id in history:
56
progress.update('checking revision', revno, revcount)
57
# mutter(' revision {%s}' % rev_id)
58
rev = branch.get_revision(rev_id)
59
if rev.revision_id != rev_id:
60
raise BzrCheckError('wrong internal revision id in revision {%s}'
63
# check the previous history entry is a parent of this entry
65
if last_rev_id is None:
66
raise BzrCheckError("revision {%s} has %d parents, but is the "
68
% (rev_id, len(rev.parent_ids)))
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for parent_id in rev.parent_ids:
70
if parent_id == last_rev_id:
73
raise BzrCheckError("previous revision {%s} not listed among "
75
% (last_rev_id, rev_id))
77
raise BzrCheckError("revision {%s} has no parents listed "
78
"but preceded by {%s}"
79
% (rev_id, last_rev_id))
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## TODO: Check all the required fields are present on the revision.
83
if rev.inventory_sha1:
84
inv_sha1 = branch.get_inventory_sha1(rev_id)
85
if inv_sha1 != rev.inventory_sha1:
86
raise BzrCheckError('Inventory sha1 hash doesn\'t match'
87
' value in revision {%s}' % rev_id)
89
missing_inventory_sha_cnt += 1
90
mutter("no inventory_sha1 on revision {%s}" % rev_id)
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tree = branch.revision_tree(rev_id)
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## p('revision %d/%d file ids' % (revno, revcount))
99
if file_id in seen_ids:
100
raise BzrCheckError('duplicated file_id {%s} '
101
'in inventory for revision {%s}'
103
seen_ids[file_id] = True
113
if ie.parent_id != None:
114
if ie.parent_id not in seen_ids:
115
raise BzrCheckError('missing parent {%s} in inventory for revision {%s}'
116
% (ie.parent_id, rev_id))
118
if ie.kind == 'file':
119
text = tree.get_file_text(file_id)
120
checked_text_count += 1
121
if ie.text_size != len(text):
122
raise BzrCheckError('text {%s} wrong size' % ie.text_id)
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if ie.text_sha1 != sha_string(text):
124
raise BzrCheckError('text {%s} wrong sha1' % ie.text_id)
125
elif ie.kind == 'directory':
126
if ie.text_sha1 != None or ie.text_size != None or ie.text_id != None:
127
raise BzrCheckError('directory {%s} has text in revision {%s}'
131
for path, ie in inv.iter_entries():
132
if path in seen_names:
133
raise BzrCheckError('duplicated path %s '
134
'in inventory for revision {%s}'
136
seen_names[path] = True
205
branch_result.report_results(verbose)
206
repo_result.report_results(verbose)
144
note('checked %d revisions, %d file texts' % (revcount, checked_text_count))
146
if missing_inventory_sha_cnt:
147
note('%d revisions are missing inventory_sha1' % missing_inventory_sha_cnt)
149
##if missing_revision_sha_cnt:
150
## note('%d parent links are missing revision_sha1' % missing_revision_sha_cnt)
152
if missing_revision_cnt:
153
note('%d revisions are mentioned but not present' % missing_revision_cnt)
155
if missing_revision_cnt:
156
print '%d revisions are mentioned but not present' % missing_revision_cnt
158
# stub this out for now because the main bzr branch has references
159
# to revisions that aren't present in the store -- mbp 20050804
160
# if (missing_inventory_sha_cnt
161
# or missing_revision_sha_cnt):
162
# print ' (use "bzr upgrade" to fix them)'