#!/bin/sh
############################################################################################
## Nome log_giorno_precedente.txt							  ##
##  Script per svecchiare i log applicativi, vengono cancellati i log vecchi di 90 giorni ##
##         e compressi i file del giorno precedente                                       ##
## (w) 2007-08-22 Mauro Tedesco <mauro@linuxservizi.net> (c) GNU GPL	                  ##
############################################################################################

FILE_LOG=/appl-log/log/log.txt
DIR_LOG=/appl-log/applicazione/
#HOSTNAME=`hostname`
#SUFFIX=`grep $HOSTNAME /etc/hosts | awk '{ print $1}'`

GIORNO=`date '+%d'`
MESE=`date '+%m'`
ANNO=`date '+%Y'`
DATAOGGI=$ANNO-$MESE-$GIORNO

if [ $GIORNO -eq 1 ]
then
  if [ $MESE -eq 1 ]
  then
    MESE=12
    ANNO=`expr $ANNO - 1`
  else
    MESE=`expr $MESE - 1`
  fi
  case $MESE in
    1)GIORNO=31;;
    2)GIORNO=`echo $ANNO|awk ' {        MOD4=$1%4
        MOD100=$1%100
        MOD400=$1%400
        if (((MOD4 == 0) && !(MOD100 == 0)) || (MOD400 == 0))
                print "29"
        else
                print "28"}'`;;
    3)GIORNO=31;;
    4)GIORNO=30;;
    5)GIORNO=31;;
    6)GIORNO=30;;
    7)GIORNO=31;;
    8)GIORNO=31;;
    9)GIORNO=30;;
    10)GIORNO=31;;
    11)GIORNO=30;;
    12)GIORNO=31;;
  esac
else
  GIORNO=`expr $GIORNO - 1`
fi
if [ $MESE -lt 10 ]
then
  MESE=`echo $MESE | awk '{LUNG_MESE=length($1)
             M = substr ($1, LUNG_MESE, 1)
             print M}'`
  MESE='0'$MESE
fi
if [ $GIORNO -lt 10 ]
then
  GIORNO=`echo $GIORNO | awk '{LUNG_GIORNO=length($1)
                           G = substr ($1, LUNG_GIORNO, 1)
                           print G}'`
  GIORNO='0'$GIORNO
fi

DATAIERI=$ANNO-$MESE-$GIORNO
#################################Preparazione delle info da inserire nel LOG #######################

echo  "##################################### file che verranno zippati ################# " >> $FILE_LOG
echo $DATAOGGI >> $FILE_LOG

ls $DIR_LOG/access_log.$DATAIERI.txt >> $FILE_LOG  2> /dev/null
gzip $DIR_LOG/access_log.$DATAIERI.txt

ls $DIR_LOG/error_log.$DATAIERI.txt >> $FILE_LOG  2> /dev/null
gzip $DIR_LOG/error_log.$DATAIERI.txt

echo  "##################################### FINE file zippati ################# " >> $FILE_LOG
echo  "#" >> $FILE_LOG
echo  "##################################### file che verranno cancellati per svecchiamento ################# " >> $FILE_LOG
find $DIR_LOG -mtime +90 -type f -print >> $FILE_LOG 2> /dev/null
/bin/rm ` find $DIR_LOG -mtime +90 -type f -print` 2> /dev/null
echo  "##################################### FINE file cancellati   ################ " >> $FILE_LOG