Re: [gentoo-user] Why does sendmail think its hosts name is `localhost'

[Heinz Sporn <heinz.sporn@sporn-it.com>]

Am Montag, den 06.02.2006, 22:11 -0600 schrieb Harry Putnam:
> Can anyone here tell me what might cause a tool like sendmail to get
> the idea its hosts name is `localhost'.  I don't mean the generic way
> localhost is often used but as an actual host name:
> 
> My home network is local.net0  the host sendmail runs on is reader
> 
> Sendmail puts the righthand side of local mail as
>    reader@localhost.local.net0  
> 
> and sendmail logs show `localhost' where
> the host name normally is.
>   Feb  6 22:00:11 localhost sm-mta[10219]:[...]
> 
> hostname and domainname return the right stuff:
>   hostname 
>    reader
> and
>   domainname
>    local.net0
> 
> But here we start to see a problem:
> 
>   hostname -f 
>    localhost
> or
>   hostname --long
>    localhost
> === * ===    === * ===    === * === 
>  
> I'm really stumped on this...
> I've set up the normal files for this like this:
> 
> # /etc/conf.d/hostname
>   ------- 8< snip -------- 
>   # Set to the hostname of this machine
>   HOSTNAME="reader"
>   ------- 8< snip -------- 
> 
> # /etc/conf.d/domainname
>   ------- 8< snip -------- 
>   # OVERRIDE=1
>   DNSDOMAIN="local.net0"
>   NISDOMAIN="local.net0"
>   ------- 8< snip -------- 
> 
> /etc/hosts:
>   ------- 8< snip -------- 
>   127.0.0.1	localhost       reader

Switch that to: 127.0.0.1 reader localhost
and you'll be fine.

>   ## ============================================
>   192.168.0.4     reader.local.net0    reader     # gentoo
>   #===========================================================
>   192.168.0.3     mob2.local.net0      mob2  # winxp (home)
>   [...]
>   ------- 8< snip -------- 
> 
> /etc/resolv.conf:
>   ------- 8< snip -------- 
>   domain local.net0 
>   search local.net0
>   nameserver 0.0.0.0 # I run my own nameserver
>   nameserver 192.168.0.20
>   ------- 8< snip -------- 
> 

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