backup-efb.sh

#!/bin/bash
# Author:     gadflysu
# Version:    0.1.4

LONG_DATE=`date +%Y%m%d`                    # This Command will read the date.
SHORT_DATE=`date +%y%m%d`                   # get the date (short format)
TIME=`date +%H%M`                           # get the time

SRC=.ehforwarderbot
SRC_DIR=$HOME                               # Source backup folder.
DES=efb-data-$SHORT_DATE-$TIME.tar.gz       # The filename including the date.
DES_DIR=$HOME/backup                        # Destination of backup file.

# backup
if test -e $SRC_DIR/$SRC
then
    if test ! -d $DES_DIR
    then
        echo "Destination does NOT exist. Creating directory..."
        mkdir -p $DES_DIR
        echo "The backup directory was created."
    fi
    # main operation
    tar -czvpf $DES_DIR/$DES -C $SRC_DIR $SRC
else
    echo "Source does NOT exist."
fi

# delete outdated backups
find $DES_DIR -type f -mtime +7 -exec rm -f {} \;

# show some info
if test -s $DES_DIR/$DES
then
    echo "Backup was saved as \"$DES\"."
else
    echo "Stopped."
fi