def diff(args):
archive1 = Archive().open(args.archive1)
manifest1 = archive1.manifest
archive1.close()
archive2 = Archive().open(args.archive2)
manifest2 = archive2.manifest
archive2.close()
algorithm = _common_checksum(manifest1, manifest2)
diff = diff_manifest(manifest1, manifest2, algorithm)
if args.skip_dir_content:
diff = _skip_dir_filter(diff)
status = 0
for diff_stat, fi1, fi2 in diff:
if diff_stat == DiffStatus.MISSING_A:
print("Only in %s: %s" % (args.archive2, fi2.path))
status = max(status, 102)
elif diff_stat == DiffStatus.MISSING_B:
print("Only in %s: %s" % (args.archive1, fi1.path))
status = max(status, 102)
elif diff_stat == DiffStatus.TYPE:
print("Entries %s:%s and %s:%s have different type"
% (args.archive1, fi1.path, args.archive2, fi2.path))
status = max(status, 102)
elif diff_stat == DiffStatus.SYMLNK_TARGET:
print("Symbol links %s:%s and %s:%s have different target"
% (args.archive1, fi1.path, args.archive2, fi2.path))
status = max(status, 101)
elif diff_stat == DiffStatus.CONTENT:
print("Files %s:%s and %s:%s differ"
% (args.archive1, fi1.path, args.archive2, fi2.path))
status = max(status, 101)
elif diff_stat == DiffStatus.META and args.report_meta:
print("File system metadata for %s:%s and %s:%s differ"
% (args.archive1, fi1.path, args.archive2, fi2.path))
status = max(status, 100)
return status
def diff(args):
archive1 = Archive().open(args.archive1)
archive1.close()
archive2 = Archive().open(args.archive2)
archive2.close()
algorithm = _common_checksum(archive1.manifest, archive2.manifest)
# In principle, we might rely on the fact that the manifest of an
# archive is always sorted at creation time. On the other hand,
# as we depend on this, we sort them again to be on the safe side.
archive1.manifest.sort()
archive2.manifest.sort()
it1 = iter(archive1.manifest)
it2 = iter(archive2.manifest)
fi1 = _next(it1)
fi2 = _next(it2)
status = 0
while True:
path1 = _relpath(fi1, archive1.basedir)
path2 = _relpath(fi2, archive2.basedir)
if path1 is None and path2 is None:
break
elif path1 is None or path1 > path2:
print("Only in %s: %s" % (archive2.path, fi2.path))
if args.skip_dir_content and fi2.is_dir():
fi2 = _next(it2, skip=fi2.path)
else:
fi2 = _next(it2)
status = max(status, 102)
elif path2 is None or path2 > path1:
print("Only in %s: %s" % (archive1.path, fi1.path))
if args.skip_dir_content and fi1.is_dir():
fi1 = _next(it1, skip=fi1.path)
else:
fi1 = _next(it1)
status = max(status, 102)
else:
assert path1 == path2
if fi1.type != fi2.type:
print("Entries %s:%s and %s:%s have different type" %
(archive1.path, fi1.path, archive2.path, fi2.path))
status = max(status, 102)
elif fi1.type == "l":
if fi1.target != fi2.target:
print(
"Symbol links %s:%s and %s:%s have different target" %
(archive1.path, fi1.path, archive2.path, fi2.path))
status = max(status, 101)
elif fi1.type == "f":
# Note: we don't need to compare the size, because if
# the size differs, it's mostly certain that also the
# checksums do.
if fi1.checksum[algorithm] != fi2.checksum[algorithm]:
print("Files %s:%s and %s:%s differ" %
(archive1.path, fi1.path, archive2.path, fi2.path))
status = max(status, 101)
elif args.report_meta and (
fi1.uid != fi2.uid or fi1.uname != fi2.uname
or fi1.gid != fi2.gid or fi1.gname != fi2.gname
or fi1.mode != fi2.mode
or int(fi1.mtime) != int(fi2.mtime)):
print("File system metadata for %s:%s and %s:%s differ" %
(archive1.path, fi1.path, archive2.path, fi2.path))
status = max(status, 100)
fi1 = _next(it1)
fi2 = _next(it2)
return status