#!/bin/sh
# -*- sh -*-

. /etc/default/overpass


# configuration section
if [ "$1" = "config" ]; then

        echo 'graph_title OSM OverpassDB lag'
        echo 'graph_args --base 1000'
        echo 'graph_vlabel minutes behind main database'
	echo 'graph_scale no'
        echo 'graph_category osm'

        echo 'lag.label replication lag'
        echo 'lag.draw LINE'
        echo 'lag.cdef lag,60,/'
        echo 'lag.critical 1000'

        exit 0
fi

lag=$(($(date +%s)-$(date +%s --utc -d "$(cat $DB_DIR/osm_base_version_munin | cut -f2 -d\" | sed s/"\\\\"/""/g | sed s/[ZT]/" "/g)" )))
echo "lag.value $lag"
exit 0