#!/bin/sh
#
# Plugin to monitor the age of the imported data in the rendering db
#
# Parameters:
#
#       config   (required)
#       autoconf (optional - used by munin-config)
#
# Copyright (c) 2007 - 2023 by mod_tile contributors (see AUTHORS file)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; If not, see http://www.gnu.org/licenses/.

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

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

tstamp=$(sed -e '/^timestamp=/!d' -e 's/.*=//' -e 's/Z//' -e 's/T/Z/' -e 's/\\\\//' -e 's/\\\\//' -e q ${REPLICATION_STATE:-/home/osm/replicate/state.txt})
tstampsec=$(date --date=$tstamp +%s)
nowsec=$(date +%s)

echo "age.value " $(expr $nowsec - $tstampsec)