假设您使用ntfs-3g在linux上挂载ntfs分区(这是大多数当前linux发行版的默认设置)。
您将需要读取文件扩展属性(请参见attr(5)),可以使用pyxattr来完成此操作。NTFS属性存储在system.ntfs_attrib扩展属性中,作为一组标记,其值记录在ntfs-3g documentation中。
下面是读取和解码NTFS文件系统属性并使用它们筛选文件的示例代码:import os, struct, xattr
# values from http://www.tuxera.com/community/ntfs-3g-advanced/extended-attributes/
attributes = ['readonly', 'hidden', 'system', 'unknown',
'unknown', 'archive', 'unknown', 'unknown',
'temp', 'unknown', 'unknown', 'compressed_dir',
'offline', 'not_content_indexed' ] + ['unknown']*18
def ntfs_attr(path):
attr = struct.unpack("i", xattr.get(path, "system.ntfs_attrib"))[0]
for shift, attribute in enumerate(attributes):
if (attr >> shift) & 1 == 1:
yield attribute
def main():
import sys
if len(sys.argv) != 3:
print "Usage: %s path attribute" % sys.argv[0]
a = set(attributes)
a.remove('unknown')
print "where attribute is one of:", ' '.join(a)
sys.exit(1)
path = sys.argv[1]
attribute = sys.argv[2]
print "Files with %s attribute in %s:" % (attribute, path)
for filename in os.listdir(path):
fullname = os.path.join(path, filename)
if attribute in ntfs_attr(fullname):
print fullname
if __name__ == '__main__':
main()