Nagios.md

Nagios, Icinga

• Icinga 1 - Object Tricks: Negative hostgroup definitions

  define service {
      ...
      hostgroup_name   all,!testing
      ...
  }
  

• Icinga 2 - Matching check definitions on hosts/hostgroups

  apply Service "MyService" {
      # service definition...
  
      assign where host.name == "MyHost1"
      assign where match("hostprefix-*", host.name)
      assign where "MyHostGroup" in host.groups
  }
  

• Mod-Gearman: Nagios distributed checking (previously called Naemon)

• Gearman Debugging:

  gearman-top
  

Misc

• Jolokia JMX HTTP/JSON bridge + jxm4perl