CheckMK

Cette page contient diverses astuces pour l'outil de supervision qu'est Check_MK

Lire / vider les logwatch

Pour cela, il suffit d'accéder à l'interface de logwatch via https://adressedu/site/logwatch.py

Tester un agent

A faire depuis le serveur.

<syntaxhighlight lang='bash'> OMD[mysite]:~$ telnet 10.1.1.2 6556 Trying 10.1.1.2... Connected to 10.1.1.2. Escape character is '^]'. <<<check_mk>>> Version: 1.2.7i1 AgentOS: linux AgentDirectory: /etc/check_mk DataDirectory: /var/lib/check_mk_agent SpoolDirectory: /var/lib/check_mk_agent/spool PluginsDirectory: /usr/lib/check_mk_agent/plugins </syntaxhighlight>

Installer un agent avec systemd (à tester)

<source lang="bash">

1. How to install Check MK Agent on ubuntu 16.04

1. Install check_mk_agent:
2. - sudo apt-get install check-mk-agent (will install older version)
3. - On your Check_MK dashboard, go to "Monitoring Agents", click the link for "Check_MK Agent for Linux", save the raw text
4. on your server:

sudo vi /usr/bin/check_mk_agent

1. paste Check_MK dashboard > Monitoring Agents > Check_MK Agent for Linux

sudo chmod +x /usr/bin/check_mk_agent

2. Setup Systemd

sudo vi /etc/systemd/system/check_mk.socket

1. paste Check_MK dashboard > Monitoring Agents > systemd SOCKET definition file

sudo vi /etc/systemd/system/check_mk@.service

1. paste Check_MK dashboard > Monitoring Agents > systemd SERVICE definition file

1. start

sudo systemctl daemon-reload sudo systemctl enable check_mk.socket sudo systemctl start check_mk.socket

1. Add firewall rule from specific OMD Server IP

sudo ufw allow from 15.15.15.0/24 to any port 6556

1. test on another host

nc -v <ip address> 6556 </source>