My_home_scripts/,backup_data.sh

#!/bin/bash
# Coding: utf-8
# Editor: www.geany.org
# Created 2019-02-20

#_sudo_apt_install_ tar gpg split

# cat xa* > join && gpg -o tar -d join && tar -xvf tar

source $HOME/.SCR/lib.sh

fun_log_dir_create $0 365

read key_name < "$HOME/.ssh/key_name"
read last_year_backup < "$dir_general/last_year_backup"
full_dir_exist="false"
output_data1="$HOME/DATA2/backup_data1"
output_data2="$HOME/Desktop/backup_data2"
year_before="$(date +%Y -d '1 year ago')"

fun_backup ()
{
    input="$1"
    dir_name="$( basename $1 )" # узнаем имя папки
    hash_file="$dir_script/$dir_name.hash"
    output_full="$2/${dir_name}_${date_ymd_HMS}"
    hash_now="$( find "$1" -type f -print0 | sort -z | xargs -0 sha1sum | sha1sum | cut -f1 -d " " )" # хэш папки

    if [ ! -f "$hash_file" ] # если файл отсутствует, создаем его
    then
        touch "$hash_file"
        fun_analize_command "Create new hash file $hash_file"
    fi

    hash_old="$( cat "$hash_file" )" # старый хэш папки

    fun_echo_variable dir_script key_name input dir_name hash_file output_full hash_now hash_old full_dir_exist

    if [ "${hash_now}" != "${hash_old}" ] # если хэши не равны
    then
        fun_create_directory $output_full

        cd $output_full
        fun_analize_command "Change directory $output_full"

        tar -czp "$input" | gpg -e -r "$key_name" | split -b 1000m --additional-suffix="_${dir_name}_${date_ymd_HMS}"
        fun_analize_command "Archivation, encrypt and split archive"

        find "$input" -type f -print0 | sort -z | xargs -0 sha1sum | sha1sum | cut -f1 -d " " > "$dir_script/$dir_name.hash"
        fun_analize_command "Write folder hash in $dir_name.hash"

        full_dir_exist="true"
    else
        fun_echo_stadia 11 0 "Files in $input folder not changed"
    fi

    fun_echo_variable full_dir_exist
}
count_files="$(find $output_data1 -type d -name "2*" | wc -l)" # get var how many backups

if (( $count_files != 0 )) # if folder consist old backup
then
    fun_echo_stadia 11 0 "In $output_data1 folder is found $count_files old backup:"
    echo ""
    find $output_data1 -type d -name "2*"
    echo ""
    fun_echo_stadia 11 0 "Do you want delete old backup in $output_data1 ? (y/n)"

    read num_choice

    case "$num_choice" in

        "y" )   find $output_data1 -type d -name "2*" | xargs rm -rf
                fun_analize_command "Old backup in $output_data1 deleted" ;;
        *   )   fun_echo_stadia 11 0 "Delete cancelled" ;;
    esac
fi

if [ "$(date '+%Y')" -ne "$last_year_backup" ]
then
    output_data1="$HOME/DATA2/backup_data1/year_$year_before"
else
    output_data1="$HOME/DATA2/backup_data1/${date_ymd_HMS}"
fi

fun_create_directory "$output_data1"

fun_backup "$HOME/backup/cloud_diff/"       "$output_data1"
fun_backup "$HOME/backup/home/"             "$output_data1"
fun_backup "$HOME/backup/tablet/"           "$output_data1"
fun_backup "$HOME/backup/tvbox/"            "$output_data1"
fun_backup "$HOME/backup/smart/"            "$output_data1"

echo ""
fun_echo_stadia 11 0 "Please copy $output_data1 folder in backup_data1 on Cloud"
echo ""
fun_for_continue_enter_password

fun_create_directory "$output_data2"

fun_backup "$HOME/Images/.x/"                   "$output_data2"
fun_backup "$HOME/Images/Camera_2004"           "$output_data2"
fun_backup "$HOME/Images/Camera_2023"           "$output_data2"
fun_backup "$HOME/Images/My_photo_1940/"        "$output_data2"
fun_backup "$HOME/Images/My_photo_2008/"        "$output_data2"
fun_backup "$HOME/Images/My_photo_2013/"        "$output_data2"
fun_backup "$HOME/Images/My_photo_2017/"        "$output_data2"
fun_backup "$HOME/Images/Screenshots_2016/"     "$output_data2"
fun_backup "$HOME/cloud/Aday/"                  "$output_data2"
fun_backup "$HOME/cloud/Maria/"                 "$output_data2"

if [ "$full_dir_exist" == "true" ] # если есть не пустые папки
then
    echo ""
    fun_echo_stadia 11 0 "Please copy $output_data2 folder in backup_data2 on Cloud"
    echo ""
    fun_for_continue_enter_password
else
    fun_echo_stadia 11 0 "$output_data2 folder is empty"
fi

rm -rf "$output_data2"
fun_analize_command "Delete $output_data2 folder"