Re: localhost in /etc/hosts
On 21.11.06 12:43, Vincent Lefevre wrote:
> On 2006-11-19 00:12:53 +0100, Matus UHLAR - fantomas wrote:
> > On 17.11.06 08:25, Vincent Lefevre wrote:
> > > On 2006-11-14 09:19:09 +0100, Matus UHLAR - fantomas wrote:
> > > > I do and I did. However, "hostname -s", contrary to hostname's
> > > > manual page, does not return first segment of the system
> > > > hostname, but resolves the FQDN first and returns first segment
> > > > of the resulting hostname. See my (refused) bugreport:
> > > > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=345761
> > >
> > > The hosts man page is clear.
> >
> > But the 'hostname' man page is not.
>
> as expected. If you want to configure your /etc/hosts file, you should
> do "man hosts", not "man hostname". The hostname man page mentions
> /etc/hosts just for information; it doesn't use /etc/hosts directly
> anyway.
I was talking about problem with 'hostname', not problem with 'hosts'.
Why do you still talk about 'hosts'?
> > the problem is, many packages have unexpected behaviour when
> > 127.0.0.1 does not resolve to localhost.
>
> Which package?
>
> Also, you should report a bug. Do you have the numbers of the bug
> reports?
I've seen more of them, don't remember any. However, I don't have time to
try it...
One of possible problems was having "localhost" in hosts.allow or similar
files, which didn't match when 127.0.0.1 mapped to something else.
> > and I do think that 127.0.0.1 should map to localhost.
>
> There's no need, and I don't see why it would be useful (except as
> a workaround for some bugs). The important is the opposite: localhost
> should resolve as 127.0.0.1.
> > (Sorry, I'm too lazy now to search the debian-devel discussion about
> > way to correctly setting up a hostname)
>
> The best way IMHO is to have the host name identical to the FQDN.
> This makes things less ambiguous.
there often is no FQDN, as there is often no IP.
and I personally dislike having FQDN in hostname
(maybe because I grown up on sun/solaris, where it caused problems)
--
Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/
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