#!/bin/bash

# Date MAJ : 11/02/2006
# Par Ludovic DROUARD sous licence GPL évidemment :)
# https://drouard.eu/

################################################
# Config
RRDSOURCE="/root/rrdtool/localhost_load.rrd"
GRAPH="/var/www/localhost/htdocs/rrdtool/load"
GRAPHTITLE="Charge CPU (Load Average) sur serveur mono-processeur"
DATE_MAJ=`date '+%-d %B %Y - %H\:%M'`

# Note : Pour le "flamming", je me suis
# inspiré du travail de Laurent COUSTET (http://ed.zehome.com)
################################################

# Pour info :
# 86400 ( 24h * 60 m * 60s )
# 604800 ( 7j * 24h * 60m * 60s )
# 2592000 ( 30j * 24h * 60m * 60s )
# 31536000 ( 365j * 24h * 60m * 60s )

for i in -86400 -604800 -2592000 -31536000
do
  if $i == -86400
  then
    GRAPH2="${GRAPH}-jour.png"
  fi
  if $i == -604800
  then
    GRAPH2="${GRAPH}-semaine.png"
  fi
  if $i == -2592000
  then
    GRAPH2="${GRAPH}-mois.png"
  fi
  if $i == -31536000
  then
    GRAPH2="${GRAPH}-annee.png"
  fi

  /usr/bin/rrdtool graph "${GRAPH2}" \
  --start ${i} \
  --vertical-label "Charge CPU" \
  --title "${GRAPHTITLE}" \
  --width 500 \
  --height 150 \
  --lower-limit 0 \
  --units-exponent 0 \
  --slope-mode \
  --imgformat PNG \
  --font-render-mode normal \
  --color CANVAS#000000 \
  --color BACK#101010 \
  --color FONT#ffffdf \
  --color MGRID#337fbf \
  --color GRID#615900 \
  --color ARROW#ff0099 \
  --color SHADEA#000000 \
  --color SHADEB#000000 \
  DEF:load=${RRDSOURCE}:load:AVERAGE \
  VDEF:load_max=load,MAXIMUM \
  VDEF:load_avg=load,AVERAGE \
  VDEF:load_last=load,LAST \
  CDEF:load_flaming1=load,40,*,100,/ \
  CDEF:load_flaming2=load,5,*,100,/ \
  LINE1:1#c81818 \
  COMMENT:"\n" \
  COMMENT:"Charge CPU \:\t\tMaximum\tMoyenne\tActuelle\n" \
  AREA:load_flaming1#ffff5f:"Load Average " \
  AREA:load_flaming2#fffc51::STACK \
  AREA:load_flaming2#fff651::STACK \
  AREA:load_flaming2#fff046::STACK \
  AREA:load_flaming2#ffe95f::STACK \
  AREA:load_flaming2#ffd237::STACK \
  AREA:load_flaming2#ffc832::STACK \
  AREA:load_flaming2#ffbe2d::STACK \
  AREA:load_flaming2#ffaa23::STACK \
  AREA:load_flaming2#ff9619::STACK \
  AREA:load_flaming2#ff841e::STACK \
  AREA:load_flaming2#ff841e::STACK \
  AREA:load_flaming2#ff6600::STACK \
  GPRINT:load_max:"\t%1.1lf" \
  GPRINT:load_avg:"\t%1.1lf" \
  GPRINT:load_last:"\t%1.1lf\n" \
  COMMENT:"\n" \
  COMMENT:"${DATE_MAJ}\r"
done