#!/bin/sh
# nagios-submit-service -- Submit passive service check result
# 2009-12-11, alex@barton.de

NAME=`basename "$0"`
CREATE=

Usage() {
	echo "$NAME [-c] <host> <service> <code> [<text>]"; echo
	echo "  -c         create new service, if necessary"
	echo "  <host>     Nagios host ID"
	echo "  <service>  Nagios service ID"
	echo "  <code>     Status code: 0=OK, 1=Warning, 2=Error, 3=Unknown"
	echo "  <text>     Optional status message"
	echo; exit 1
}

Error() {
	echo "$NAME: $*"
	exit 1
}

[ -r "/etc/nagios3/system.cfg" ] || Error "Can't read /etc/nagios3/system.cfg!"
. /etc/nagios3/system.cfg 

# Validate command line arguments
if [ "$1" = "-c" ]; then
	CREATE=1; shift
fi
[ $# -ge 3 -a $# -le 4 ] || Usage
[ "$3" = 0 -o "$3" = "1" -o "$3" = "2" -o "$3" = "3" ] || Usage

# Validate configuration
[ -w "$CMDFILE" ] || Error "Can't write to \"$CMDFILE\"!"

time_t=`date +%s`
host="$1"
service="$2"
code="$3"
text="${4:-}"

cfg=`grep -lE "^[[:space:]]+host_name[[:space:]]+${host}\$" "$CFGDIR"/*.cfg`
[ -n "$cfg" ] || Error "Host \"$host\" not configured!?"

case "$service" in
	*"_p")
		# Passive service check; does it exist already?
		grep -E "^[[:space:]]+service_description[[:space:]]+${service}\$" \
			"$cfg" >/dev/null 2>&1
		if [ $? -ne 0 ]; then
			[ -n "$CREATE" ] || \
				Error "Service \"$service\" not configured on \"$host\"!?"
			echo "Creating new Nagios host configuration for \"$host\" ..."
			cat >>"$cfg" <<EOF

define service {
	use			${SERVICE_TEMPLATE_PASSIVE}
	service_description	$service
	check_command		${SERVICE_PASSIVE_CMD}
	host			$host
}
EOF
			chmod "$CFG_MODE" "$cfg" || Error "chmod(1) failed!"
			echo "Reloading Nagios configuration ..."
			"$RCFILE" reload || Error "Failed to reload Nagios configuration!"
			sleep 1
		fi
		;;
esac

cmd="[$time_t] PROCESS_SERVICE_CHECK_RESULT;$host;$service;$code;$text"
echo "$cmd" >>"$CMDFILE"