#!/bin/bash WIKIDIR=/var/www/kijima.mydns.jp/dokuwiki/ BACKUPDIR=/media/pi/BACKUP/DokuWikiBak MAXBACK=10 datestr=`date +"%Y%m%d-%H%M%S"` savename="DokuWiki-backup_${datestr}.tgz" findname='DokuWiki-backup_*.tgz' history=${WIKIDIR}/data/meta/_dokuwiki.changes lasthist=`awk 'BEGIN{last=0};$1>last{last=$1};END{print last}' ${history}` backlist=`ls -1dt ${BACKUPDIR}/${findname} 2>/dev/null` backlast=`ls -1dt ${BACKUPDIR}/${findname} 2>/dev/null | head -n 1` # History Check dobackup=0 if [ -z "${backlast}" ] then dobackup=1 elif [ -r "${backlast}" ] then backtime=`stat -c "%Y" ${backlast}` if [ ${lasthist} -gt ${backtime} ] then dobackup=1 fi fi # DokuWiki Backup if [ ${dobackup} -eq 1 ] then test -d ${BACKUPDIR} || mkdir -p ${BACKUPDIR} tar czf ${BACKUPDIR}/${savename} ${WIKIDIR} 2>/dev/null if [ $? -eq 0 ] then logger -p user.info -t DokuWiki "Backup saved: ${savename}" else logger -p user.info -t DokuWiki "Backup error" fi fi # Remove Backup-file files=`ls -1td ${backlist} | sed -e "1,${MAXBACK}d"` if [ -n "${files}" ] then ls -1d ${files} | xargs rm if [ $? -eq 0 ] then for fpath in ${files} do echo logger -p user.info -t DokuWiki "Backup removed: ${fpath##*/}" done fi fi