Possible bug or update for Core documentation

Libor Jelinek ljelinek at virtage.com
Wed Feb 2 08:00:06 CET 2011


Hello Robert,
thanks for anwering. Now it's more clear to me. I didn't read Object
Inheritance carefully.

Thank you for developing Nagios!  Your proud Nagios user.

--
Hezky den / Have a nice day
Libor JELÍNEK

VIRTAGE SOFTWARE // software - design - web
Lucni 542 // 285 04 Uhlirske Janovice // Czech Republic
support: +420 315 555 488 // cell: +420 777 205 142
email/jabber: ljelinek at virtage.com // web: www.virtage.com



2011/2/2 Robert Marxreiter <rmarxreiter at web.de>:
> Hello Libor,
>
> when you define a host template, you have to tell Nagios not to register
> the host entry (register 0). Otherwise it will assume
> "server-host-template" is a real host and complain about missing
> parameters. See comment:
>
> define host {
>        name            server-host-template
>        check_interval  1
>        register        0       ; DONT REGISTER THIS DEFINITION - ITS NOT A REAL HOST, JUST
> A TEMPLATE!
> }
>
> Regards
> - Robert
>
> On 02/01/2011 12:27 PM, Libor Jelinek wrote:
>> Hello dear Nagios developers,
>> I am verry sorry if this is not right place to file a bug but I didn't
>> found any your bugzilla or something like this.
>>
>> During configuring my Nagios I observed possible bug OR at least need
>> of updating manual page
>> http://nagios.sourceforge.net/docs/3_0/objectdefinitions.html.
>>
>> ERROR:
>> During start, restart or nagios -v sequence following error messages:
>> Error: Invalid max_check_attempts value for host 'vlm-srv-ad'
>> Error: Could not register host (config file
>> '/etc/nagios3/conf.d/ae/o-servers.cfg', starting on line 39)
>>    Error processing object config files!
>>
>> CAUSE:
>> Missing max_check_attempts for host object if check_interval for host
>> object is used.
>>
>> I think that this behavior is bug or is not docummented that you also
>> have to set max_check_attempts.
>>
>> HOW TO REPRODUCE:
>> 1) I created new .cnf file for my servers named servers.cnf
>> 2) Define new hostgroup:
>> define hostgroup {
>>      hostgroup_name     servers
>>      alias      My server
>> }
>> 3) Define a new host "template" (a parent for object definition
>> inheritance) and decrease check_interval from default 5 to 1 minute
>> (default from /etc/nagios3/conf.d/generic-host_nagios2.cfg)
>> define host {
>>      name      server-host-template
>>      check_interval     1
>> }
>> 4) Define host for my first server:
>> define host {
>>     use server-host-template
>>     host_name    MyFirstServer
>>     address   10.0.0.1
>>     hostgroups    servers
>> }
>> 5) Now $ nagios3 -v /etc/nagios3/nagios.cfg will produce errors from above.
>> 6) Not documented is that I have to set also max_check_attempts. So
>> template will looke like:
>> define host {
>>      name      server-host-template
>>      check_interval     1
>>      max_check_attempts     5
>> }
>>
>> ENVIRONMENT:
>> Ubuntu 10.04 32bit (Lucid)
>> Nagios3 (Version 3.2.0, August 12, 2009) from Ubuntu Lucid deb package
>>
>> --
>> Hezky den / Have a nice day
>> Libor JELÍNEK
>>
>> VIRTAGE SOFTWARE // software - design - web
>> Lucni 542 // 285 04 Uhlirske Janovice // Czech Republic
>> support: +420 315 555 488 // cell: +420 777 205 142
>> email/jabber: ljelinek at virtage.com // web: www.virtage.com
>>
>> ------------------------------------------------------------------------------
>> Special Offer-- Download ArcSight Logger for FREE (a $49 USD value)!
>> Finally, a world-class log management solution at an even better price-free!
>> Download using promo code Free_Logger_4_Dev2Dev. Offer expires
>> February 28th, so secure your free ArcSight Logger TODAY!
>> http://p.sf.net/sfu/arcsight-sfd2d
>> _______________________________________________
>> Nagios-devel mailing list
>> Nagios-devel at lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/nagios-devel
>
>
> ------------------------------------------------------------------------------
> Special Offer-- Download ArcSight Logger for FREE (a $49 USD value)!
> Finally, a world-class log management solution at an even better price-free!
> Download using promo code Free_Logger_4_Dev2Dev. Offer expires
> February 28th, so secure your free ArcSight Logger TODAY!
> http://p.sf.net/sfu/arcsight-sfd2d
> _______________________________________________
> Nagios-devel mailing list
> Nagios-devel at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/nagios-devel
>

------------------------------------------------------------------------------
Special Offer-- Download ArcSight Logger for FREE (a $49 USD value)!
Finally, a world-class log management solution at an even better price-free!
Download using promo code Free_Logger_4_Dev2Dev. Offer expires 
February 28th, so secure your free ArcSight Logger TODAY! 
http://p.sf.net/sfu/arcsight-sfd2d
_______________________________________________
Nagios-devel mailing list
Nagios-devel at lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/nagios-devel


More information about the Developers mailing list