OMD and Check_mk


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Quick introduction how to use OMD (Open Monitoring Distribution) and Nagios Addon check_mk

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OMD and Check_mk

  1. 1. Text OMD & Check_MK (15 minutes crash course) 6th March 2014 !
  2. 2. Agenda What is OMD? What is Check_MK? Data collection process Deployment (OMD and Check_MK agent) Demo Recommendations
  3. 3. What is OMD? Open Monitoring Distribution - Not a Linux distro, just a group of tools Features: multiple instances per host separate omd user per instance etc
  4. 4. What is Check_MK? Nagios add-on (Developed by Mathias Kettner) Features: Automatic Service-Detection Rule-based, hierarchical configuration High performance through passive checks Creates Nagios configs for you :)
  5. 5. Data collection process
  6. 6. Install OMD (Debian/Ubuntu) Add the official repo according to your distro aptitude update && aptitude install omd
  7. 7. Install Check_MK_agent Install super server
 aptitude install xinetd Install check_mk_agent
 dpkg -i check-mk-agent_1.2.4-2_all.deb verify if the TCP port 6556 is open
 netstat -tulp | grep 6556
  8. 8. Create OMD instance Create a OMD instance for a new environment
 omd create env_test Activate instance 
 omd start env_test Access multisite 
 http://omd/env_test/ - user:omdadmin pass:omd
  9. 9. Recommendations Security! Install iptables and only accept the OMD server
 iptables -A INPUT -p tcp --dport 6556 -s X.X.X.X -j ACCEPT
 iptables -A INPUT -p tcp --dport 6556 -j DROP
  10. 10. References OMD: Check_MK project: Check_mk with Nagios: Code from this slides:
  11. 11. Questions?
  12. 12. “Thank you.” —— Artur Martins