server/bin/nagios-submit-service

   1 #!/bin/sh
   2 #
   3 # NagCollect -- Nagios Data Collector for Passive Checks
   4 # Copyright (c)2009-2010 Alexander Barton, alex@barton.de
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 # Please read the file COPYING, README and AUTHORS for more information.
  11 #
  12 # nagios-submit-service -- Submit passive service check result
  13 #
  14
  15 NAME=`basename "$0"`
  16 CREATE=
  17
  18 Usage() {
  19         echo "$NAME [-c] <host> <service> <code> [<text>]"; echo
  20         echo "  -c         create new service, if necessary"
  21         echo "  <host>     Nagios host ID"
  22         echo "  <service>  Nagios service ID"
  23         echo "  <code>     Status code: 0=OK, 1=Warning, 2=Error, 3=Unknown"
  24         echo "  <text>     Optional status message"
  25         echo; exit 1
  26 }
  27
  28 Error() {
  29         echo "$NAME: $*"
  30         exit 1
  31 }
  32
  33 [ -r "/etc/nagios3/system.cfg" ] || Error "Can't read /etc/nagios3/system.cfg!"
  34 . /etc/nagios3/system.cfg
  35
  36 # Validate command line arguments
  37 if [ "$1" = "-c" ]; then
  38         CREATE=1; shift
  39 fi
  40 [ $# -ge 3 -a $# -le 4 ] || Usage
  41 [ "$3" = 0 -o "$3" = "1" -o "$3" = "2" -o "$3" = "3" ] || Usage
  42
  43 # Validate configuration
  44 [ -w "$CMDFILE" ] || Error "Can't write to \"$CMDFILE\"!"
  45
  46 time_t=`date +%s`
  47 host="$1"
  48 service="$2"
  49 code="$3"
  50 text="${4:-}"
  51
  52 cfg=`grep -lE "^[[:space:]]+host_name[[:space:]]+${host}\$" "$CFGDIR"/*.cfg`
  53 [ -n "$cfg" ] || Error "Host \"$host\" not configured!?"
  54
  55 case "$service" in
  56         *"_p")
  57                 # Passive service check; does it exist already?
  58                 grep -E "^[[:space:]]+service_description[[:space:]]+${service}\$" \
  59                         "$cfg" >/dev/null 2>&1
  60                 if [ $? -ne 0 ]; then
  61                         [ -n "$CREATE" ] || \
  62                                 Error "Service \"$service\" not configured on \"$host\"!?"
  63                         echo "Creating new Nagios host configuration for \"$host\" ..."
  64                         cat >>"$cfg" <<EOF
  65
  66 define service {
  67         use                     ${SERVICE_TEMPLATE_PASSIVE}
  68         service_description     $service
  69         check_command           ${SERVICE_PASSIVE_CMD}
  70         host                    $host
  71 }
  72 EOF
  73                         chmod "$CFG_MODE" "$cfg" || Error "chmod(1) failed!"
  74                         echo "Reloading Nagios configuration ..."
  75                         "$RCFILE" reload || Error "Failed to reload Nagios configuration!"
  76                         sleep 1
  77                 fi
  78                 ;;
  79 esac
  80
  81 cmd="[$time_t] PROCESS_SERVICE_CHECK_RESULT;$host;$service;$code;$text"
  82 echo "$cmd" >>"$CMDFILE"