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— | nrpe [2015/09/24 22:57] (current) – created - external edit 127.0.0.1 | ||
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+ | ====== Nagios Remote Plugin Executor ====== | ||
+ | NRPE can provide stats to a [[nagios]] daemon. | ||
+ | |||
+ | ==== Installation ==== | ||
+ | |||
+ | Install Nagios and NRPE as normal, with the requested plugins. | ||
+ | |||
+ | === Client === | ||
+ | |||
+ | The main Nagios server will request the stats from the remote client. | ||
+ | |||
+ | < | ||
+ | iptables -A INPUT -p tcp -s 173.165.130.129 --dport 5666 -j ACCEPT | ||
+ | </ | ||
+ | |||
+ | === Server === | ||
+ | |||
+ | Create a new config directory for the remote configuration files, like ''/ | ||
+ | |||
+ | You will need three files in the directory. | ||
+ | |||
+ | When you are finished with the files, make sure you tell the Nagios configuration to read them in as well. | ||
+ | |||
+ | < | ||
+ | cfg_dir=/ | ||
+ | </ | ||
+ | |||
+ | == nrpe-command.cfg == | ||
+ | |||
+ | < | ||
+ | define command { | ||
+ | command_name check_nrpe | ||
+ | command_line $USER1$/ | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | == nrpe-hosts.cfg == | ||
+ | |||
+ | < | ||
+ | define host { | ||
+ | use linux-server | ||
+ | host_name gentoo | ||
+ | alias Gentoo Linux Web Server | ||
+ | address 192.168.13.2 | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | == nrpe-services.cfg == | ||
+ | |||
+ | Every service mentioned here must exist on the remote client. | ||
+ | |||
+ | < | ||
+ | define service { | ||
+ | use generic-service | ||
+ | host_name gentoo | ||
+ | service_description Local Users | ||
+ | check_command check_nrpe!check_users | ||
+ | } | ||
+ | |||
+ | define service { | ||
+ | use generic-service | ||
+ | host_name gentoo | ||
+ | service_description System Load | ||
+ | check_command check_nrpe!check_load | ||
+ | } | ||
+ | |||
+ | define service { | ||
+ | use generic-service | ||
+ | host_name gentoo | ||
+ | service_description root hdd | ||
+ | check_command check_nrpe!check_hdd_root | ||
+ | } | ||
+ | |||
+ | define service { | ||
+ | use generic-service | ||
+ | host_name gentoo | ||
+ | service_description var hdd | ||
+ | check_command check_nrpe!check_hdd_var | ||
+ | } | ||
+ | |||
+ | define service { | ||
+ | use generic-service | ||
+ | host_name gentoo | ||
+ | service_description Zombie Processes | ||
+ | check_command check_nrpe!check_zombie_procs | ||
+ | } | ||
+ | |||
+ | define service { | ||
+ | use generic-service | ||
+ | host_name gentoo | ||
+ | service_description Total Processes | ||
+ | check_command check_nrpe!check_total_procs | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | === Commands === | ||
+ | |||
+ | Here are some examples for hadoop: | ||
+ | |||
+ | < | ||
+ | command[check_master]=/ | ||
+ | command[check_rest]=/ | ||
+ | command[check_zookeeper]=/ | ||
+ | </ |