Problem testing Nagios

Marc Powell marc at ena.com
Wed Apr 12 16:36:09 CEST 2006


I'm pretty confident this is a filesystem permissions issue. ~nagios/sbin is accessible by apache? I'd temporarily give apache a shell, su - apache and make sure that I could actually run the files in ~nagios/sbin from the command line.

--
Marc

> -----Original Message-----
> From: MAIGNAN Luc [mailto:LMAIGNAN at fininfo.fr]
> Sent: Wednesday, April 12, 2006 9:20 AM
> To: Marc Powell; nagios-users at lists.sourceforge.net
> Subject: RE: [Nagios-users] Problem testing Nagios
> 
> No, SELinux is definitively disabled.
> Apache was restarted, the web page http://procyon/nagios/  displays a good
> page (the links on the page are inoperants)
> 
> The rights into "var" directory seems to be good :
> 
> drwxrwxr-x  4 nagios nagcmd 4096 avr 12 11:07 .
> drwxr-xr-x  8 nagios nagios 4096 avr 12 11:19 ..
> drwxrwxr-x  2 nagios nagcmd 4096 avr  7 16:46 archives
> -rw-rw-r--  1 nagios nagcmd  238 avr 10 16:44 comments.dat
> -rw-rw-r--  1 nagios nagcmd  239 avr 10 16:44 downtime.dat
> -rw-r--r--  1 nagios nagcmd  879 avr 12 11:07 nagios.log
> -rw-r--r--  1 nagios nagcmd 8909 avr 12 11:07 objects.cache
> drwxrwsr-x  2 nagios nagcmd 4096 avr  7 16:47 rw
> -rw-rw-r--  1 nagios nagcmd 6871 avr 12 11:07 status.dat
> 
> 
> Regards
> 
> -----Message d'origine-----
> De : nagios-users-admin at lists.sourceforge.net
> [mailto:nagios-users-admin at lists.sourceforge.net]De la part de Marc
> Powell
> Envoyé : mercredi 12 avril 2006 16:14
> À : nagios-users at lists.sourceforge.net
> Objet : RE: [Nagios-users] Problem testing Nagios
> 
> 
> 
> 
> > -----Original Message-----
> > From: nagios-users-admin at lists.sourceforge.net [mailto:nagios-users-
> > admin at lists.sourceforge.net] On Behalf Of MAIGNAN Luc
> > Sent: Wednesday, April 12, 2006 4:13 AM
> > To: nagios-users at lists.sourceforge.net
> > Subject: [Nagios-users] Problem testing Nagios
> >
> > Hi list,
> >
> > I try Nagios to see if it can be suitable for my network monitoring.
> > I've installed the version 2.1 under a Fedora core 4 and Apache 2.0.54
> > (SELinux disabled)
> >
> > The config seems to be ok :
> >
> > ScriptAlias /nagios/cgi-bin /usr/local/nagios/sbin
> > <Directory "/usr/local/nagios/sbin">
> >         AllowOverride AuthConfig
> >         Options ExecCGI
> >         Order allow,deny
> >         Allow from all
> > </Directory>
> >
> > Alias /nagios /usr/local/nagios/share
> > <Directory "/usr/local/nagios/share">
> >         Options None
> >         AllowOverride AuthConfig
> >         Order allow,deny
> >         Allow from all
> > </Directory>
> > \
> 
> Apache was restarted after adding these?
> 
> > The rights seems to be ok :
> >
> 
> I agree.
> 
> >
> >
> > But when I try to execute a command, the permission is always denied !
> >
> > [Wed Apr 12 11:07:25 2006] [error] [client 172.27.30.76]
> (13)Permission
> > denied: exec of '/usr/local/nagios/sbin/extinfo.cgi' failed, referer:
> > http://procyon/nagios/side.html
> >
> > [Wed Apr 12 11:07:25 2006] [error] [client 172.27.30.76] Premature end
> of
> > script headers: extinfo.cgi, referer: http://procyon/nagios/side.html
> 
> That really feels like SELinux. You don't see any 'avc denied' messages
> in /var/log/messages?
> 
> Check the permissions on the files in ~nagios/var (and the directory
> itself). Specifically, comments.dat, downtime.dat, nagios.log,
> objects.cache, status.dat and the archives.
> 
> --
> marc
> 
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