#!/bin/bash
# Author:  yeho <lj2007331 AT gmail.com>
# BLOG:  https://blog.linuxeye.cn
#
# Notes: OneinStack for CentOS/RadHat 6+ Debian 7+ and Ubuntu 12+
#
# Project home page:
#       https://oneinstack.com
#       https://github.com/lj2007331/oneinstack

. ../options.conf

WebSite=$1
LogFile=${backup_dir}/web.log
NewFile=${backup_dir}/Web_${WebSite}_$(date +%Y%m%d_%H).tgz
OldFile=${backup_dir}/Web_${WebSite}_$(date +%Y%m%d --date="$expired_days days ago")*.tgz
[ ! -e "${backup_dir}" ] && mkdir -p ${backup_dir}
[ ! -e "$wwwroot_dir/$WebSite" ] && { echo "[$wwwroot_dir/$WebSite] not exist" >> $LogFile ;  exit 1 ; }

if [ `du -sm "$wwwroot_dir/$WebSite" | awk '{print $1}'` -lt 1024 ]; then
  if [ -n "`ls $OldFile 2>/dev/null`" ]; then
    /bin/rm -f $OldFile
    echo "[$OldFile] Delete Old File Success" >> $LogFile
  else
    echo "[$OldFile] Delete Old Backup File" >> $LogFile
  fi

  if [ -e "$NewFile" ]; then
    echo "[$NewFile] The Backup File is exists, Can't Backup" >> $LogFile
  else
    pushd $wwwroot_dir > /dev/null
    tar czf $NewFile ./${WebSite} >> $LogFile 2>&1
    echo "[$NewFile] Backup success ">> $LogFile
    popd > /dev/null
  fi
else
  rsync -crazP --delete $wwwroot_dir/$WebSite ${backup_dir}
fi