Nagios can process commands from external applications (including CGIs - see the command CGI for an example) and alter various aspects of its monitoring functions based on the commands it receives.
Enabling External Commands
By default, Nagios does not check for or process any external commands. If you want to enable external command processing, you'll have to do the following...
When Does Nagios Check For External Commands?
Using External Commands
External commands can be used to accomplish a variety of things while Nagios is running. Example of what can be done include temporarily disabling notifications for services and hosts, temporarily disabling service checks, forcing immediate service checks, adding comments to hosts and services, etc.
External commands that are written to the command file have the following format...
...where time is the time (in time_t format) that the external application or CGI committed the external command to the command file. Some of the commands that are available are described in the table below, along with their command_id and a description of their command_arguments.
A full listing of external commands that can be used (along with examples of how to use them) can be found online at the following URL: