On Tue, 22 Aug 2006, [ISO-8859-1] Natalia Garc�a Nebot wrote:
> Hi! I have one doubt. Amanda use gnu-tar to backup subdirectories and amanda
> can access to all files and directories in disklist file not being the owner.
> But gnu-tar hasn't suid bit activated.... then, How can amanda access them?
> which internal mechanism use amanda?

Through the setuid wrapper runtar:

| $ ls -l /usr/lib/amanda/runtar
| -rwsr-xr-- 1 root backup 5196 May 26 07:09 /usr/lib/amanda/runtar*
| $

Gr{oetje,eeting}s,

                                                Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert AT linux-m68k 
DOT org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                                            -- Linus Torvalds