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Merge pull request #306 from anarcat/upgrader-index-fixes 

fix cascading failure with the index conversion code
This commit is contained in:
TW 2015-10-18 14:54:49 +02:00
parent 2c4196ed54 ce72051284
commit 10567fb327
1 changed files with 13 additions and 12 deletions
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15
borg/upgrader.py
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@ -139,12 +139,14 @@ class AtticRepositoryUpgrader(Repository):
`Cache.open()`, edit in place and then `Cache.close()` to
make sure we have locking right
"""
caches = []
transaction_id = self.get_index_transaction_id()
if transaction_id is None:
logger.warning('no index file found for repository %s' % self.path)
else:
caches += [os.path.join(self.path, 'index.%d' % transaction_id).encode('utf-8')]
index = os.path.join(self.path, 'index.%d' % transaction_id).encode('utf-8')
logger.info("converting index index %s" % index)
if not dryrun:
AtticRepositoryUpgrader.header_replace(index, b'ATTICIDX', b'BORG_IDX')
# copy of attic's get_cache_dir()
attic_cache_dir = os.environ.get('ATTIC_CACHE_DIR',
@ -164,15 +166,15 @@ class AtticRepositoryUpgrader(Repository):
:params path: the basename of the cache file to copy
(example: "files" or "chunks") as a string
:returns: the borg file that was created or None if non
was created.
:returns: the borg file that was created or None if no
Attic cache file was found.
"""
attic_file = os.path.join(attic_cache_dir, path)
if os.path.exists(attic_file):
borg_file = os.path.join(borg_cache_dir, path)
if os.path.exists(borg_file):
logger.warning("borg cache file already exists in %s, skipping conversion of %s" % (borg_file, attic_file))
logger.warning("borg cache file already exists in %s, not copying from Attic", borg_file)
else:
logger.info("copying attic cache file from %s to %s" % (attic_file, borg_file))
if not dryrun:
@ -194,8 +196,7 @@ class AtticRepositoryUpgrader(Repository):
# we need to convert the headers of those files, copy first
for cache in ['chunks']:
copied = copy_cache_file(cache)
if copied:
cache = copy_cache_file(cache)
logger.info("converting cache %s" % cache)
if not dryrun:
AtticRepositoryUpgrader.header_replace(cache, b'ATTICIDX', b'BORG_IDX')