check_fail2ban

                                        
A plugin to use in icinga / nagios that monitors your fail2ban jails.

                    

        
        

            
            

                

    

    
Ihlecloud


Icinga2 Scripts


check_fail2ban



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check_fail2ban


Installation


This plugin requires fail2ban and sudo installed. Also several commands must be runnable by nagios user with sudo, so add the following to visudo:


    # Needed for check_fail2ban
    nagios  ALL=NOPASSWD: /usr/bin/fail2ban-client status
    nagios  ALL=NOPASSWD: /usr/bin/fail2ban-client status *
    nagios  ALL=NOPASSWD: /usr/bin/fail2ban-client get * bantime


Usage


        ./check_fail2ban -h Display this message
                         -w  defaults to 10
                         -c  defaults to 20
                         -t Time: Display until when IPs will be banned
                         -j  i.e. comma separated string of jails, i.e. ssh,postfix
                            Only check those jails


Examples


        ./check_fail2ban -t -w 5 -c 10 -j ssh,postfix
        ./check_fail2ban -t


Example Output


Fail2Ban




Donation


If you like my work a donation is very welcome :)