Merge pull request #2094 from enkore/issue/2092

Fix invalid hard links
This commit is contained in:
TW 2017-01-24 22:54:18 +01:00 committed by GitHub
commit cf0192cdd3
2 changed files with 12 additions and 5 deletions

View File

@ -660,8 +660,6 @@ Number of files: {0.stats.nfiles}'''.format(
self.add_item(item)
status = 'h' # regular file, hardlink (to already seen inodes)
return status
else:
self.hard_links[st.st_ino, st.st_dev] = safe_path
is_special_file = is_special(st.st_mode)
if not is_special_file:
path_hash = self.key.id_hash(os.path.join(self.cwd, path).encode('utf-8', 'surrogateescape'))
@ -709,6 +707,9 @@ Number of files: {0.stats.nfiles}'''.format(
item[b'mode'] = stat.S_IFREG | stat.S_IMODE(item[b'mode'])
self.stats.nfiles += 1
self.add_item(item)
if st.st_nlink > 1 and source is None:
# Add the hard link reference *after* the file has been added to the archive.
self.hard_links[st.st_ino, st.st_dev] = safe_path
return status
@staticmethod

View File

@ -128,15 +128,21 @@ class FuseOperations(llfuse.Operations):
else:
self.items[inode] = item
continue
segments = prefix + os.fsencode(os.path.normpath(item[b'path'])).split(b'/')
del item[b'path']
path = item.pop(b'path')
segments = prefix + os.fsencode(os.path.normpath(path)).split(b'/')
num_segments = len(segments)
parent = 1
for i, segment in enumerate(segments, 1):
# Leaf segment?
if i == num_segments:
if b'source' in item and stat.S_ISREG(item[b'mode']):
try:
inode = self._find_inode(item[b'source'], prefix)
except KeyError:
file = path.decode(errors='surrogateescape')
source = item[b'source'].decode(errors='surrogateescape')
logger.warning('Skipping broken hard link: %s -> %s', file, source)
continue
item = self.cache.get(inode)
item[b'nlink'] = item.get(b'nlink', 1) + 1
self.items[inode] = item