最后更新于
最后更新于
```bash rm -rf /tmp/test* echo test >/tmp/test chmod +a "everyone deny write,writeattr,writeextattr,writesecurity,chown" /tmp/test ./get_acls test ACL for test: !#acl 1 group:ABCDEFAB-CDEF-ABCD-EFAB-CDEF0000000C:everyone:12:deny:write,writeattr,writeextattr,writesecurity,chown
ACL in hex: \x21\x23\x61\x63\x6c\x20\x31\x0a\x67\x72\x6f\x75\x70\x3a\x41\x42\x43\x44\x45\x46\x41\x42\x2d\x43\x44\x45\x46\x2d\x41\x42\x43\x44\x2d\x45\x46\x41\x42\x2d\x43\x44\x45\x46\x30\x30\x30\x30\x30\x30\x30\x43\x3a\x65\x76\x65\x72\x79\x6f\x6e\x65\x3a\x31\x32\x3a\x64\x65\x6e\x79\x3a\x77\x72\x69\x74\x65\x2c\x77\x72\x69\x74\x65\x61\x74\x74\x72\x2c\x77\x72\x69\x74\x65\x65\x78\x74\x61\x74\x74\x72\x2c\x77\x72\x69\x74\x65\x73\x65\x63\x75\x72\x69\x74\x79\x2c\x63\x68\x6f\x77\x6e\x0a
```bash # Lets add the xattr com.apple.xxx.xxxx with the acls mkdir start mkdir start/protected ./set_xattr start/protected echo something > start/protected/something ```