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Subject: Re: chroot-problem on Linux (glibc-2.1.2)
From: Carsten Hoeger (choegersuse.de)
Date: Mon Feb 07 2000 - 04:12:25 CST

On Mon, Feb 07, Ralf Hildebrandt wrote:

> Unfortunately, when running chrooted, postfix failed to resolve the hostname
> of the mailhub it was supposed to send all mail to.
>
> examples/chroot-setup/LINUX2 (which can't be run twice, BTW :( ) copies the
> following files into the queue-directory:
>
> /etc/localtime
> /etc/services
> /etc/resolv.conf
>
> /usr/lib/zoneinfo
> /lib/nss_dns.so.1
>
> Doesn't seem to be sufficient.
>
> Question: How can I find out WHICH files are missing? Adding -v to the
> entries in master.cf doesn't yield much information. I thought of strace'ing
> the processes..

After some experiments, I found out, that this set of libraries do the
job:

/lib/libnss_dns*
/lib/libnss_db*
/lib/libnss_files*
/lib/libresolv*
/lib/libdb*

And don't forget nsswitch.conf, it's also needed (IMHO). 

-- 
mit freundlichen Gruessen,

Carsten Hoeger  - SuSE Professional Services -

SuSE GmbH,   Schanzaeckerstr. 10,      90443 Nuernberg, Germany
Tel: +49-911-7405356 Mo-Fr 09-17.00,       Fax: +49-911-3206727
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