check_winevent - Nagios NRPE plugin for Windows eventlog checks

SYNOPSIS

check_winevent  ] ... ] ] ... ] ] ... ] ] ... ]

DESCRIPTION

check_winevent is a Nagios plugin to monitor event logs on the local Windows system. You can filter events based on time, code, type and source. Negation is also possible for code, type and source. Check_winevent is capable of scanning multiple event logs.

OPTIONS

--log event log ] ...

Specifies event logs you want to monitor. You can supply comma separated values as well as multiple --log options. Optional. Defaults to all available event logs on the system.

--code event code ] ...

Specifies event codes you want to monitor. You can supply comma separated values as well as multiple --code options. In addition, you may negate an event code by prepending a ! (like !1904). Optional. Defaults to all event codes.

--type event type ] ...

Specifies event types you want to monitor. You can supply comma separated values as well as multiple --type options. In addition, you may negate an event type by prepending a ! (like !warning). Available event types: (case insensitive):

 - information
 - warning
 - error
 - audit failure
 - audit success

Optional. Defaults to all event types.

--source event source ] ...

Specifies event sources you want to monitor. You can supply comma separated values as well as multiple --source options. In addition, you may negate an event source by prepending a ! (like !W32Time). Optional. Defaults to all event sources.

--window time value

Process events within the last time value. You may specify a time value in free form like "5 minutes and 10 seconds". Optional. Defaults to '1 hour'.

--warning threshold

Returns WARNING exit code if the selected number of events is above the threshold. Optional.

--critical threshold

Returns CRITICAL exit code if the selected number of events is above the threshold. Optional.

--verbose

Produces some output for debugging or to see individual values of samples. Multiple values are allowed.

--help

Produces a help message.

 

EXAMPLES

 check_winevent --type error --window "5 minutes" --critical 0

Scans all event logs available on the system and returns CRITICAL if there was at least one error event last 5 minutes.

 check_winevent --log application --source "Application Hang","Application Error" --type error --warning 10 --critical 100

Scans application event log for events occurred during the last hour and returns WARNING or CRITICAL if the number of events exceed 10 or 100 respectively.

 check_winevent --log security --window "30 minutes" --type "audit failure"

Scans security event log and returns CRITICAL if there was at least one audit failure event during the last 30 minutes.

EXIT VALUES

 0 OK
 1 WARNING
 2 CRITICAL
 3 UNKNOWN

AUTHOR

Tevfik Karagulle http://www.itefix.net

SEE ALSO

Nagios web site http://www.nagios.org

Nagios NRPE documentation https://assets.nagios.com/downloads/nagioscore/docs/nrpe/NRPE.pdf

Perl Time::Duration::Parse documentation http://search.cpan.org/~miyagawa/Time-Duration-Parse-0.06/lib/Time/Duration/Parse.pm

COPYRIGHT

This program is distributed under the Artistic License. https://opensource.org/licenses/artistic-license.php

VERSION

Version 1.3, January 2011

CHANGELOG

Changes from 1.2

 - Bug fix: Improper combination of multiple negated elements in the generated WQL string. See Itefix forum topic for more info.
 - New packaging - faster start

Changes from 1.1

 - use UTC instead of localtime as WMI delivers event entries with UTC-time

Changes from 1.0

 -typo status code SERVICE -> EVENT

Initial release