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Code Issues Releases Wiki Activity

check: skip corrupted chunks during manifest rebuild

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This commit is contained in:
Marian Beermann 2016-11-30 01:43:01 +01:00
parent 71775bac97
commit 146d586b3b
2 changed files with 22 additions and 1 deletions
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5
borg/archive.py
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@ -912,7 +912,12 @@ def valid_archive(obj):
archive_keys_serialized = [msgpack.packb(name) for name in ARCHIVE_KEYS]
for chunk_id, _ in self.chunks.iteritems():
cdata = self.repository.get(chunk_id)
try:
data = self.key.decrypt(chunk_id, cdata)
except IntegrityError as exc:
logger.error('Skipping corrupted chunk: %s', exc)
self.error_found = True
continue
if not valid_msgpacked_dict(data, archive_keys_serialized):
continue
if b'cmdline' not in data or b'\xa7version\x01' not in data:

16
borg/testsuite/archiver.py
View file

@ -1446,6 +1446,22 @@ def test_corrupted_manifest(self):
self.assert_in('archive2', output)
self.cmd('check', self.repository_location, exit_code=0)
def test_manifest_rebuild_corrupted_chunk(self):
archive, repository = self.open_archive('archive1')
with repository:
manifest = repository.get(Manifest.MANIFEST_ID)
corrupted_manifest = manifest + b'corrupted!'
repository.put(Manifest.MANIFEST_ID, corrupted_manifest)
chunk = repository.get(archive.id)
corrupted_chunk = chunk + b'corrupted!'
repository.put(archive.id, corrupted_chunk)
repository.commit()
self.cmd('check', self.repository_location, exit_code=1)
output = self.cmd('check', '-v', '--repair', self.repository_location, exit_code=0)
self.assert_in('archive2', output)
self.cmd('check', self.repository_location, exit_code=0)
def test_extra_chunks(self):
self.cmd('check', self.repository_location, exit_code=0)
with Repository(self.repository_location, exclusive=True) as repository: