Re: [TCLUG:19136] ntop/chroot questions

[Daniel Taylor <dante@plethora.net>]

You are missing /lib in your gaol.


Daniel Taylor                Yoda of borg we are, futile resistance is,
dante@plethora.net           assimilated you will be, hmmm!

On Fri, 23 Jun 2000, Carl Wilhelm Soderstrom wrote:

> 	I just started using ntop (network top) today, and it seems
> like a cool and useful tool. has anyone else used it/had any
> experience with it?
> 	I might like to leave it running for some time; but I see that
> it runs as root (it's installed SUID by default). I decided to try
> chrooting it (partly as a learning exercise with chroot); but I can't
> seem to make chroot work. :(
> 	here's how I have things set up so far:
> 
> [root@loop /home/ntop]# ls -alF
> total 7
> drwx------   6 root     root         1024 Jun 23 13:37 ./
> drwxr-xr-x  15 root     root         1024 Jun 23 11:26 ../
> -rw-------   1 root     root          123 Jun 23 12:01 .bash_history
> drwx------   2 root     root         1024 Jun 23 13:30 bin/
> drwx------   3 root     root         1024 Jun 23 12:51 etc/
> drwx------   2 root     root         1024 Jun 23 13:37 root/
> drwx------   2 root     root         1024 Jun 23 12:49 sbin/
> [root@loop /home/ntop]# ls -alF *
> bin:
> total 370
> drwx------   2 root     root         1024 Jun 23 13:30 ./
> drwx------   6 root     root         1024 Jun 23 13:37 ../
> -rwx------   1 root     root       373176 Jun 23 13:30 bash*
> 
> etc:
> total 3
> drwx------   3 root     root         1024 Jun 23 12:51 ./
> drwx------   6 root     root         1024 Jun 23 13:37 ../
> drwx------   3 root     root         1024 Jun 23 12:51 ntop/
> 
> root:
> total 3
> drwx------   2 root     root         1024 Jun 23 13:37 ./
> drwx------   6 root     root         1024 Jun 23 13:37 ../
> -rw-------   1 root     root           41 Jun 23 11:30 .ntop
> 
> sbin:
> total 253
> drwx------   2 root     root         1024 Jun 23 12:49 ./
> drwx------   6 root     root         1024 Jun 23 13:37 ../
> -rwx------   1 root     root       255928 Jun 23 12:42 ntop*
> 
> 
> 
> here's what happens when I try chroot'ing, tho:
> 
> [root@loop /home/ntop]# chroot /home/ntop/ sbin/ntop
> chroot: cannot execute sbin/ntop: No such file or directory
> 
> [root@loop /home/ntop]# chroot /home/ntop/
> chroot: cannot execute /bin/bash: No such file or directory
> 
> as one can see from the above listing, those files very well *are*
> present; and AFAIK, have the right permissions. I can launch those
> particular files just fine (bin/bash, sbin/ntop), when I don't chroot.
> 
> what am I missing here? I'm sure it's something obvious...
> 
> Carl Soderstrom
> _________________________________________
> Systems Administrator    307 Brighton Ave. 
> Minnesota DHIA	         Buffalo, MN	
> carls@agritech.com       (763) 682-1091
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: tclug-list-unsubscribe@mn-linux.org
> For additional commands, e-mail: tclug-list-help@mn-linux.org
>