<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> <META NAME="Generator" CONTENT="MS Exchange Server version 5.5.2653.12"> <TITLE>AW: [Nagios-users] Event Handlers</TITLE> </HEAD> <BODY> hi nathan. the whole script (htp-restart) is placed in the documentation. just copy into the eventhandler-dir. as eventhandlers you may use any shell-scripts, perl-scripts or compiled programs. i wrote some scripts to e.g. restart my nrpe-clients via ssh, or to switch my redundant monitoring environment. the redundant environment is based of a main Nagiosserver which is executing the service-checks, a redundancy-server controls the work of the main server and vice versa. the Nagiosservers are running on productive Backupservers. in the case of getting a productive machine i have to switch my whole Nagios-environment to other servers. therefore the attached script copies the nagios-configuration to the "Nagios-backup-server", starts the Nagios-backup and the new redundancy-server, and shuts down the Main Nagiosserver. i attached the "switch-script" to this mail. it shows how to handle with Nagios -$macros$ and uses the Nagios-commandfile ("nagios.cmd"). i hope this helps. greetz, thomas. <<switch_server.sh>> <<server.config>> surely they´re not perfect, but they work :-) i should post the service/command defs too: # the eventhandler, defined in "misccommands.cfg" (maybe placed as any configurations in any configuration file) # $USER2$ has to be replaced by your Path-variable to your eventhandler-scripts define command { command_name switch_server command_line $USER2$/switch_server.sh $SERVICEDESC$ $SERVICESTATE$ $STATETYPE$ $SERVICEATTEMPT$ `uname -n` } # a "control service-check" to determine the case the main-nagiosserver gets a production-machine define service { host_name ... service_description SERVER_SWITCH check_command check_nrpe!check_procs!-w 0:0 -c 0:0 -C ...-a ... register 1 max_check_attempts 2 normal_check_interval 1 retry_check_interval 1 active_checks_enabled 1 check_period 24x7 passive_checks_enabled 1 parallelize_check 1 event_handler switch_server event_handler_enabled 1 flap_detection_enabled 1 retain_status_information 1 retain_nonstatus_information 1 notification_interval 0 notification_period 24x7 notifications_enabled 1 contact_groups nagios } </BODY> </HTML>