[rsyslog] How rsyslog derives hostname

[Harry Putnam]

"Rainer Gerhards" <rgerhards at hq.adiscon.com> writes:

>> He says rsyslog exclusively relies on what is returned by the os. Yes
>> but by what mechanism?
>
> gethostname(), what according to the man page is the mechanism to use ;)
>
> http://git.adiscon.com/?p=rsyslog.git;a=blob;f=runtime/net.c;h=ab431f7cddfda4
> 1b689e6ab4819b5ffe031e52fb;hb=HEAD#l1331

Looks pretty complicated... gack.

Thanks... Apparently somewhere in the workings of gethostname() the
/etc/hosts file is scanned.

Thanks.