Add s3-backup.sh and kindle_filler

kindle_filler.sh

@@ -0,0 +1,158 @@
+#!/bin/bash
+# Kindle Disk Filler Utility for Linux/macOS
+# Author: iiroak (https://github.com/iiroak)
+# This tool fills the disk to prevent automatic updates on tablets
+# that have not been registered. Useful for jailbreak preparation.
+
+set -e
+
+echo ""
+echo "  +=============================================================+"
+echo "  |           Kindle Disk Filler Utility v2.0                  |"
+echo "  +=============================================================+"
+echo "  |  Fills disk to prevent auto-updates on unregistered          |"
+echo "  |  tablets. Useful for jailbreak preparation.                   |"
+echo "  +=============================================================+"
+echo ""
+
+dir="fill_disk"
+mkdir -p "$dir"
+
+find_next_free_index() {
+    local index=0
+    while true; do
+        if [ ! -f "$dir/file_$index" ]; then
+            echo "$index"
+            return
+        fi
+        index=$((index + 1))
+    done
+}
+
+get_free_mb() {
+    df -Pm $dir | awk 'NR==2 {print $4}'
+}
+
+create_file () {
+    local size=$1 path=$2
+
+    if command -v fallocate >/dev/null 2>&1; then
+        fallocate -l "$size" "$path"  && return
+    fi
+    if command -v mkfile    >/dev/null 2>&1; then
+        mkfile "$size" "$path"        && return
+    fi
+
+    dd if=/dev/zero of="$path" bs="$size" count=1 status=none
+}
+
+render_progress() {
+    local percent=$1
+    local status=$2
+    local detail=$3
+    local width=32
+    local filled=$(( percent * width / 100 ))
+    local empty=$(( width - filled ))
+    local bar empty_bar
+
+    bar=$(printf '%*s' "$filled" '' | tr ' ' '=')
+    empty_bar=$(printf '%*s' "$empty" '' | tr ' ' '-')
+
+    printf '\r\033[2K  [%s%s] %3d%%  %s%s' "$bar" "$empty_bar" "$percent" "$status" "$detail"
+}
+
+echo "How much free space (in MB) do you want to leave on disk?"
+echo "It is highly recommended to leave only 20-50 MB (no more) to prevent updates."
+echo ""
+echo "  [1] 20 MB (default)"
+echo "  [2] 50 MB"
+echo "  [3] 100 MB"
+echo "  [4] Custom value"
+echo ""
+read -p "  Enter your choice (1-4) [1]: " choice
+
+case "$choice" in
+    2) minFreeMB=50 ;;
+    3) minFreeMB=100 ;;
+    4)
+        read -p "  Enter the minimum free space in MB (e.g., 30): " custom
+        if [[ "$custom" =~ ^[0-9]+$ ]] && [ "$custom" -gt 0 ]; then
+            minFreeMB=$custom
+        else
+            echo "Invalid input. Using default (20 MB)."
+            minFreeMB=20
+        fi
+        ;;
+    *) minFreeMB=20 ;;
+esac
+
+echo ""
+echo "[>] Starting disk fill process..."
+echo ""
+
+i=$(find_next_free_index)
+totalFreeMB=$(get_free_mb)
+targetFillMB=$((totalFreeMB - minFreeMB))
+
+if [ "$targetFillMB" -le 0 ]; then
+    echo "[!] The requested free space is greater than or equal to the current free space. Nothing to do."
+    echo ""
+    read -p "Press Enter to exit..." _
+    exit 0
+fi
+
+while true; do
+    freeMB=$(get_free_mb)
+    fillableMB=$((freeMB - minFreeMB))
+
+    if [ "$fillableMB" -le 0 ]; then
+        break
+    fi
+
+    if [ "$fillableMB" -ge 1024 ]; then
+        fileSize=1G
+    elif [ "$fillableMB" -ge 100 ]; then
+        fileSize=100M
+    elif [ "$fillableMB" -ge 10 ]; then
+        fileSize=10M
+    else
+        fileSize="${fillableMB}M"
+    fi
+
+    filePath="$dir/file_$i"
+
+    usedMB=$((totalFreeMB - freeMB))
+    percent=$((usedMB * 100 / targetFillMB))
+    [ $percent -gt 100 ] && percent=100
+    [ $percent -lt 0 ] && percent=0
+
+    render_progress "$percent" "Creating: " "file_$i ($fileSize)"
+
+    create_file "$fileSize" "$filePath"
+
+    if [ ! -f "$filePath" ]; then
+        break
+    fi
+
+    i=$(find_next_free_index)
+    freeMB=$(get_free_mb)
+
+    usedMB=$((totalFreeMB - freeMB))
+    percent=$((usedMB * 100 / targetFillMB))
+    [ $percent -gt 100 ] && percent=100
+    [ $percent -lt 0 ] && percent=0
+
+    remainingLabel="${freeMB} MB"
+    [ $freeMB -ge 1024 ] && remainingLabel="$(awk "BEGIN {printf \"%.1f\", $freeMB/1024}") GB"
+
+    render_progress "$percent" "Done:     " "file_$((i-1)) | Free: $remainingLabel"
+done
+
+printf '\n'
+echo "  +---------------------------------------------------------+"
+echo "  |  Disk fill complete!                                      |"
+echo "  |  Files created: $i"
+echo "  |  Target directory: $dir"
+echo "  +---------------------------------------------------------+"
+echo ""
+read -p "Press Enter to exit..." _

s3-backup.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+DATETIME=`date +%y%m%d-%H_%M_%S`
+SRC=$1
+DST=$2
+GIVENNAME=$3
+showhelp(){
+        echo "\n\n############################################"
+        echo "# bkupscript.sh                            #"
+        echo "############################################"
+        echo "\nThis script will backup files/folders into a single compressed file and will store it in the current folder."
+        echo "In order to work, this script needs the following three parameters in the listed order: "
+        echo "\t- The full path for the folder or file you want to backup."
+        echo "\t- The name of the Space where you want to store the backup at (not the url, just the name)."
+        echo "\t- The name for the backup file (timestamp will be added to the beginning of the filename)\n"
+        echo "Example: sh bkupscript.sh ./testdir testSpace backupdata\n"
+}
+tarandzip(){
+    echo "\n##### Gathering files #####\n"
+    if tar -czvf $GIVENNAME-$DATETIME.tar.gz $SRC; then
+        echo "\n##### Done gathering files #####\n"
+        return 0
+    else
+        echo "\n##### Failed to gather files #####\n"
+        return 1
+    fi
+}
+movetoSpace(){
+    echo "\n##### MOVING TO SPACE #####\n"
+    if s3cmd put $GIVENNAME-$DATETIME.tar.gz s3://$DST; then
+        echo "\n##### Done moving files to s3://"$DST" #####\n"
+        return 0
+    else
+        echo "\n##### Failed to move files to the Space #####\n"
+        return 1
+    fi
+}
+if [ ! -z "$GIVENNAME" ]; then
+    if tarandzip; then
+        movetoSpace
+    else
+        showhelp
+    fi
+else
+    showhelp
+fi