Re: getfacl gives octal output for Hebrew user/group names

[Eric Sandeen <sandeen@sandeen.net>]

Anoop Vijayan wrote:
> Hello!
> 
> Running RHEL5 U2 x86_64, with Samba & Winbind configure to work with Active-Directory env.
> Users & Groups in the Active-Directory are in hebrew and locale settings are correct (Hebrew/UTF-8)
> Posix Acls on file has special characters ('\' & hebrew chars) for the group/user names.
> In circumstances like this, where the user/group accounts come from an AD
> server, getfacl could be showing the "invalid" characters as octal.
> Example:

cc'ing back to the new acl list.

-Eric

> [root]# getfacl a.a
> # file: a.a
> # owner: GTS\134\327\236\327\225\327\251\327\225\327\237
> # group: root
> user::rw-
> group::r--
> group:GTS\134\327\251\327\236\327\225\327\250:-w-
> group:GTS\134\327\251\327\250\327\252:r-x
> mask::rwx
> other::r--
> 
> Now - we are also have GPFS fs and when we run the mmgetacl command the Posix
> acls in Hebrew showed OK.
> 
> I am trying to work out a patch which fixes this and the issue seems to be here
> const char *quote(const char *str)
> {
>      static char *quoted_str;
>      static size_t quoted_str_len;
>      const unsigned char *s;
>      char *q;
>      size_t nonpr;
> 
>      if (!str)
>          return str;
> 
>      for (nonpr = 0, s = (unsigned char *)str; *s != '\0'; s++)
>          if (!isprint(*s) || isspace(*s) || *s == '\\' || *s == '=') <========
>              nonpr++;
>      if (nonpr == 0)
>          return str;
> 
>      if (high_water_alloc((void **)&quoted_str, &quoted_str_len,
>                   (s - (unsigned char *)str) + nonpr * 3 + 1))
>          return NULL;
>      for (s = (unsigned char *)str, q = quoted_str; *s != '\0'; s++) {
>          if (!isprint(*s) || isspace(*s) || *s == '\\' || *s == '=') { <========
>              *q++ = '\\';
>              *q++ = '0' + ((*s >> 6)    );
>              *q++ = '0' + ((*s >> 3) & 7);
>              *q++ = '0' + ((*s     ) & 7);
>          } else
>              *q++ = *s;
>      }
> 
> Removing the checks isprint(*s) and *s == '\\' resolves the issue.
> AD shares are associated with a doamin name and AD users/groups will be in the format Dom\user.
> Can someone explain why these checks are required?
> 
> PS. Please include me in the reply as I have not subscribed to this list.
> 
> Cheers!
> - Anoop
> 
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