borg-wrapper-munin

#!/bin/bash
set -o nounset
set -o errexit

DIR=$(dirname -- "$(readlink -f -- "$0")")
# loading the name of the config directory
source "${DIR}/borg-wrapper-conf"
BASE_CONF="${DIR_CONF}/conf"
source "${BASE_CONF}"
DEFAULT_WARNING="${MUNIN_WARNING}"
DEFAULT_CRITICAL="${MUNIN_CRITICAL}"
MUNIN_CONFIG=false
SCRIPT="ls -A ${DIR_MONITORING}/*"

function run {
  if [ "$MUNIN_CONFIG" = true ]; then
          echo 'graph_title Borg backups - time since last run'
          echo 'graph_args --base 1000 -l 0'
          echo 'graph_vlabel hours since last run'
          echo 'graph_period hour'
          echo 'graph_printf %4.2lf'
          echo 'graph_category backup'
  fi
  DATE_VAL=$(date +"%s")
  for _file in $(${SCRIPT}) ; do
     _entry=$(<"$_file")
     _name="$(basename -- $_file)"
     _raw_date=`echo "$_entry" | awk -F "," '{print $1}'`
     _expire_sec=$(echo "${_raw_date}" | xargs -I{} date -d {} +%s)
     _diff_sec=$((DATE_VAL-_expire_sec))
     _expire_h=`echo "scale=2; $_diff_sec/60/60" | bc | awk '{printf "%0.2f", $1}'`
     if [ "$MUNIN_CONFIG" = true ]; then
     	MUNIN_WARNING="${DEFAULT_WARNING}"
     	MUNIN_CRITICAL="${DEFAULT_CRITICAL}"
        repo_conf "$_name"
        echo "_$_name.label $_name"
        echo "_$_name.warning :$MUNIN_WARNING"
        echo "_$_name.critical :$MUNIN_CRITICAL"
     else
        echo "_$_name.value $_expire_h"
     fi
  done
}

function duration {
  if [ "$MUNIN_CONFIG" = true ]; then
          echo 'graph_title Borg backups - duration'
          echo 'graph_args --base 1000 -l 0'
          echo 'graph_vlabel duration in secconds'
          echo 'graph_period second'
          echo 'graph_printf %3.2lf'
          echo 'graph_category backup'
  fi	
  for _file in $(${SCRIPT}) ; do
     _entry=$(<"$_file")
     _name="$(basename -- $_file)"
     _duration=`echo "$_entry" | awk -F "," '{print $2}'`
     #_duration_h=`echo "scale=2; $_duration/60" | bc | awk '{printf "%0.2f", $1}'`
     if [ "$MUNIN_CONFIG" = true ]; then
        echo "_$_name.label $_name"
     else
        echo "_$_name.value $_duration"
     fi
  done
}

if [ $# == 1 ] && [ "$1" = "config" ]; then
   MUNIN_CONFIG=true
fi

CMD=${0##*borg-wrapper-munin}
if [ "$CMD" = "-duration" ]; then
   duration
else
   run
fi
exit 0