icinga-show

#!/bin/sh

usage(){
	echo "usage: $(basename "$0") <host> <service>"
	exit 1
}
urlencode() {
	# cannot use --data-urlencode from curl because it transforms " " into "+"
	printf '%s' "$1" | jq -sRr @uri
}
show() {
	tmpfile=$(mktemp --suffix .json)
	host=$(urlencode "$1")
	service=$(urlencode "$2")
	http_code=$(curl -o "$tmpfile" -w "%{http_code}" -s "$ICINGA_URL/monitoring/service/show?host=$host&service=$service&format=json"\
		--cookie "$COOKIEFILE"\
		--cookie-jar "$COOKIEFILE")

	cat "$tmpfile"
	rm "$tmpfile"
	if [ "$http_code" -eq 302 ];then
		return 3
	elif [ "$http_code" -eq 404 ];then
		return 4
	else
		return 0
	fi
}

case $# in
	2)
		host=$1
		service=$2
		;;
	*)
		echo "Wrong number of arguments"
		usage
		;;
esac

icinga_status=$(show "$host" "$service")

case $? in
	3)
		echo "Please login first"
		exit
		;;
	4)
		echo "Service '$service' not found for host '$host'"
		exit
		;;
esac

status=$(echo "$icinga_status" | jq -r '.data.service_state')
host_name=$(echo "$icinga_status" | jq -r '.data.host_name')
service_output=$(echo "$icinga_status" | jq -r '.data.service_output')
service_long_output=$(echo "$icinga_status" | jq -r '.data.service_long_output')
service_last_check=$(echo "$icinga_status" | jq -r '(.data.service_last_check|tonumber|strftime("%F %T"))')

if [ "$status" -eq 0 ]; then
  status_symbol="✔"
  color_code="\033[0;32m" # Grün
elif [ "$status" -eq 1 ]; then
  status_symbol="!"
  color_code="\033[0;33m" # Gelb
else
  status_symbol="✘"
  color_code="\033[0;31m" # Rot
fi

# Ergebnis formatieren und ausgeben
printf "Status: %b%s\033[0m, " "$color_code" "$status_symbol"
printf "Host: \"%s\"" "$host_name"
printf ", Last Check: %s\n" "$service_last_check"
if [ -z "$service_long_output" ];then
	printf "%s\n" "$service_output"
else
	printf "%s\n" "$service_long_output"
fi