#!/bin/bash
USER=`whoami`
LOG_Folder="_LOG"
LOG1=/ED/ED8/Script_ED8/_LOG/ED8backup-Script_ED8.log
TS=`date +"%Y%m%d-%H%M%S"`
Bak_Folder="/ED/ED8/Backup_file"
Bak_File_Name=$Bak_Folder/Script_ED8.tar
Bak_File_Name_TS=$Bak_Folder/Script_ED8-$TS.tar

BAK_Disk_A_Mount_Point="/BAK_Disk_A"
BAK_Disk_A_Hostname_Folder="$BAK_Disk_A_Mount_Point/`hostnamectl | grep "Static hostname" | awk '{print $NF}'`"
BAK_Disk_A_ED8_Script_BAK_Folder="$BAK_Disk_A_Hostname_Folder/ED8/Backup_file"
BAK_Disk_A_ED8_Script_Bak_File_Name_TS="$BAK_Disk_A_ED8_Script_BAK_Folder/Script_ED8-$TS.gz"

Target_Folder=/ED/ED8/Script_ED8


##### Func
CHK_LOG_Folder (){
   ls /ED/ED8/Script_ED8/_LOG > /dev/null 2>&1
   if [[ $? != 0 ]]; then
      sudo mkdir -p /ED/ED8/Script_ED8/_LOG
      sudo chown $USER:$USER /ED/ED8/Script_ED8/_LOG
   fi
}

CHK_Bak_Folder (){
   ls $Bak_Folder > /dev/null 2>&1
   if [[ $? == 0 ]]; then
      echo -e "\033[34mPass. Backup file saving folder: $Bak_Folder exist, go next.\033[0m"
   else
      echo -e "\033[31mThere is no Backup file saving folder: $Bak_Folder, next will create a new one automatically.\033[0m"
      sudo mkdir -p $Bak_Folder
      sudo chown $USER:$USER $Bak_Folder
   fi
}

TAR_File (){
   tar cvf  $Bak_File_Name $Target_Folder > /dev/null 2>&1
   if [[ $? == 0 ]]; then
      echo -e "\033[34mPass. tar Script_ED8 file OK.\033[0m" 
      cp $Bak_File_Name $Bak_File_Name_TS
      if [[ $? == 0 ]]; then
	 echo -e "\033[34mPass. Make a copy file to \"$Bak_Folder\". Finished!\033[0m" 
      else
	 echo -e "\033[41;37mFail. Make a copy file to \"$Bak_Folder\" failed.\033[0m" 
      fi
   else
      echo -e "\033[41;37mFail. tar Script_ED8 file failed.\033[0m" 
   fi
}

CP_To_BAK_Disk_A (){
   cp $Bak_File_Name $BAK_Disk_A_ED8_Script_Bak_File_Name_TS
   if [[ $? == 0 ]]; then
      echo -e "\033[34mPass. Copied to BAK_Disk_A. \033[0m"
   else
      echo -e "\033[41;37mFail. Copied to BAK_Disk_A. \033[0m"
   fi
}

echo -e "===== `date +"%Y/%m/%d %H:%M:%S"` ===== \033[45;37m$0\033[0m =====" | tee -a $LOG1
echo -e "\033[32mStart backup the Script_ED8 \033[0m" | tee -a $LOG1
CHK_LOG_Folder | tee -a $LOG1
CHK_Bak_Folder | tee -a $LOG1
TAR_File | tee -a $LOG1
echo | tee -a $LOG1

echo -e "\033[32mStart backup the Script_ED8 to BAK_Disk_A \033[0m" | tee -a $LOG1
CP_To_BAK_Disk_A | tee -a $LOG1
echo | tee -a $LOG1

echo
echo -e "\033[33mLOG file:"
echo -e "   $LOG1\033[0m"
echo