#!/bin/sh
#
# Plugin to monitor the age of the imported data in the rendering db
#
# Can be configured through libpq environment variables, for example
# PGUSER, PGDATABASE, etc. See man page of psql for more information
#
# To configure munin for a default installation, add these lines to
# the file /etc/munin/plugin-conf.d/munin-node or in any file in the
# directory /etc/munin/plugin-conf.d/
#
# [nominatim_*]
# user www-data
# env.PGUSER www-data
# env.PGPORT 5432
# env.PGDATABASE nominatim
# env.age_warning 21600
# env.age_critical 86400

# Parameters:
#
#       config   (required)
#       autoconf (optional - used by munin-config)
#

. $MUNIN_LIBDIR/plugins/plugin.sh

if [ "$1" = "config" ]; then

        echo 'graph_title Data import lag'
        echo 'graph_args --base 1000 -l 0'
        echo 'graph_vlabel minutes'
        echo 'graph_category nominatim'
        echo 'age.label DB import age'
        echo 'age.type GAUGE'
        echo 'age.cdef age,60,/'
        print_warning age
        print_critical age
        exit 0
fi


delay=`psql -c "copy (select extract(epoch from timezone('utc', now())-lastimportdate)::int from import_status) to stdout"`


echo "age.value $delay"