Nagios: External directory permission issue.

Jon Angliss jon at netdork.net
Sat May 2 23:34:20 CEST 2009


On Sat, 2 May 2009 10:46:52 +0530, Jimmyboy <jimmyjose2980 at gmail.com>
wrote:

>Hi,
>
>After installing Nagios 3.0.6, I login to the web interface using
>http://localhost/nagios.
>When I attempt to restart the Nagios service using 'Process Info', the error
>thrown is as seen below.
>
>=-=-=
>Error: Could not open command file '/usr/local/nagios/var/rw/nagios.cmd' for
>update!
>
>The permissions on the external command file and/or directory may be
>incorrect. Read the FAQs on how to setup proper permissions.
>
>An error occured while attempting to commit your command for processing.
>
>*Return from whence you came
>*=-=-=
>
>I checked the directory permissions and here is the output.
>
>*Output of 'ls -al /usr/local/nagios/var'*
>drwxrwsr-x 2 nagios nagcmd 4096 2009-04-18 07:25 rw
>
>*Output of 'ls -al /usr/local/nagios/var/rw'*
>prw-rw---- 1 nagios nagcmd 14049 2009-04-18 07:25 nagios.cmd
>=-=-=
>
>Any idea what else need to be done?

What user is your web server running as?  Going to assume something
like www-data, or apache.  In either case, the above permissions
wouldn't allow for access.  You could add your webserver user into the
nagcmd group to get permissions.

-- 
Jonathan Angliss
<jon at netdork.net>


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