Asignificant part of Nagios monitoring configuration are the commands used to monitor command is executed with actual values from object definitions There are far too many macros to list in this book, but I've covered some of the
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Custom commands may now be submitted to Nagios Custom All values that from extended definitions have been merged with host or service definitions, as
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The command must return a status of OK (0) or Nagios will assume the host is Thus, Nagios will likely always assume the host is up (it may show up as Values: 0 = disable passive host checks, 1 = enable passive host checks (default)
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check parameters contact/ Nagios define host { host_name router_eng alias Router for the Engineering campus address Is this sufficient to monitor the two Web/Mail servers? Example from /etc/nagios/objects/commands cfg: define
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New directives - Extended host info and service info definitions now have two new All commands can contain arguments - All command types (host checks,
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Nagios is the most popular continuous monitoring tool It monitors complete IT If you are new to any of these concepts, we suggest you to pick up tutorials related to checks This is how you need to define a command with parameter: define
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Defined hours by persons or groups - The state of Nagios architecture is simple enough that wriVng new plugins is There are many, many plugins available (thousands) Command and arguments are separated by exclamation marks ()
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What is Nagios? What is Nagios useful Is implemented by a plugin (external command/script) Laurent Links Nagios attributes found in definitions (ex: host name) to plugin parameters ▻ Already Factorizing many low-interest attributes
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It is important to define some basic terms and associate them with Nagios architecture, 3 - Unknown, if the monitoring service did not get any result A plugin command will be invoked by Nagios core as required, with arguments as 6
has been updated to support multiple lines of output in a manner that Escaped command arguments - You can now pass bang (!) characters in your command.
The only_from directive in the /etc/xinetd.d/nrpe file contains an entry for Create a Nagios command definition for using the check_nrpe plugin.
and installing new plugins defining commands
There are many more services in Nagios which can be used to monitor pretty much anything on the running host. Page 22. Blockchain. 18. A command definition
22-Mar-2016 This plugin is fully functional with an account that has the ... The following command definition can be used for any check performed by the ...
has been updated to support multiple lines of output in a manner that Escaped command arguments - You can now pass bang (!) characters in your command.
26-Aug-2020 overall performance of Smarten depends on many factors ... to create a command definition in Nagios object configuration file to use the ...
DOWNTIMESTART - The host or service has entered a period of scheduled downtime $_HOSTMAC$ will be used in the following command definition to pass the ...
has been updated to support multiple lines of output in a manner that Escaped command arguments - You can now pass bang (!) characters in your command.
Every command in the Check command drop down list is associated with a set of Nagios Core commands and arguments which are shown in the Command view field. In
Nagios Core Documentation