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
>>
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>
>
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> 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!
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------------------------------------------------------------------------------
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
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