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This is a plugin to monitor failed login attempts in RedHat/CentOS servers.

SNMP APC ATS check check_apc-ink-volt check_apc-input-frequency check_apc-load check_apc-redundancy

This plugin checks your Server for banned IPs by fail2ban.

This is a Nagios plugin that checks the status of a postgrey server that has been configured to listen on a unix socket. It connects…

Do portwise checks of LACP trunks between switches or similar equipment, using only the standard IEEE8023-LAG-MIB.

This Nagios plugin monitors domain names and corresponding IP address, both passed as arguments, alerting with critical state if incompatibilities are verified. By default, Google…

Checks the status of balancer workers through the balancer manager page. The check goes critical if there are no enabled/valid workers or if there are…

This plugin is an updated / modified version of the plugin found at: http://localhost/directory/Plugins/Hardware/Storage-Systems/SAN-and-NAS/IBM-San-Volume-Controller/IBM-v7000--2D-v7000-Unified/details. Tested to work with: - IBM StorWize V3700 - IBM StorWize…

Checks for every volume and makes sure it has 8 path for each. Output example: ruby.exe .multipath.rb OK:Disk0=8,CRITICAL:Disk1=1,CRITICAL:Disk2=1,CRITICAL:Disk3=1,CRITICAL:Disk4=1,CRITICAL:Disk5=1,CRITICAL:Disk6=1,CRITICAL:Disk7=1,Number of Volumes with path down: 7

Usage ./check_folder_size_percentage.sh -f dir [-s (k|m|g)] [-w (percentage)] [-c (percentage)] -f Folder to check -s k (Kilobytes) m (megabytes) g (gigabytes) -w Warning level -c…

This powershell plugin for the NSCP Client (former known as NSClient++) can be used inside an Nagios environment to monitor the services from an Microsoft…

NRPE v3.x RPMs (the first of their kind at the time this blog was written) packaged up and made available for all CentOS/Red Hat systems.…

Description: Shell Script for Nagios, checks if there are alerts generated by lpar2rrd in a log. It can be used to check the CPU status…

Nagios Plugin to check a Synology NAS over SNMP.

A simple plugin that check the status of the UFW firewall. Tested under Ubuntu 10

Check different aspects of Datacore Storage (VirtualDisks, Clients, Servers, PhysicalDisks, ...) by SNMP Do check_datacore.pl --help for syntax

A plugin to extract (almost) all the information from the Pi-hole API.

Nagios plugin to monitor ruby applications for security vulnerabilities via bundler-audit, written in bash.

Checks number of running NetFlow or sFlow devices compared to the number configured devices on Nagios Network Analyzer

This uses openssl to verify a certificate is valid, including the CA Chain. I created this out of necessity since other cert checkers were not…

This is a plugin (backup_plesk_checker) that monitors backup status in Plesk panel - Success/Warning/Error/Date checker/Quantity of domains that backuped.