98 lines
2.3 KiB
Bash
Executable File
98 lines
2.3 KiB
Bash
Executable File
#!/bin/bash
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set -e
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RESIZE_SCRIPT="./auto-shrink-compress-img.sh"
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echo "==== 🧠 SD Card Disk Imager + Auto Resize ===="
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# === Step 1: Detect likely SD card devices ===
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echo ""
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echo "📦 Scanning for removable / USB storage devices..."
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echo "📦 Scanning for removable / USB storage devices..."
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mapfile -t DISKS < <(
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lsblk -dpno NAME,RM,TRAN | awk '
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{
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name=$1
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rm=$2
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tran=$3
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# Select:
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# - anything marked removable (RM=1)
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# - OR anything on USB transport
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if (rm == "1" || tran == "usb") {
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print name
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}
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}
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'
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)
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if [ ${#DISKS[@]} -eq 0 ]; then
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echo "❌ No likely SD/USB storage devices found!"
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echo " (Debug: run `lsblk -dpno NAME,MODEL,SIZE,RM,ROTA,TRAN` manually to inspect.)"
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exit 1
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fi
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echo ""
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echo "📂 Found the following removable block devices:"
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for i in "${!DISKS[@]}"; do
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disk_info=$(lsblk -dno NAME,MODEL,SIZE "${DISKS[$i]}")
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printf " [%d] %s\n" "$((i+1))" "$disk_info"
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done
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echo ""
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read -p "👉 Enter the number of the disk to back up: " SELECTION
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if ! [[ "$SELECTION" =~ ^[0-9]+$ ]] || [ "$SELECTION" -lt 1 ] || [ "$SELECTION" -gt "${#DISKS[@]}" ]; then
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echo "❌ Invalid selection."
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exit 1
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fi
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DISK="${DISKS[$((SELECTION-1))]}"
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echo "✅ Selected disk: $DISK"
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echo ""
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# === Step 2: Ask for image filename ===
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read -p "💾 Enter a name for the output image file (no extension): " IMG_NAME
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IMG_FILE="${IMG_NAME}.img"
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if [ -f "$IMG_FILE" ]; then
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echo "⚠️ File '$IMG_FILE' already exists! Please choose a different name."
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exit 1
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fi
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echo ""
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echo "📸 Creating disk image from $DISK..."
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sudo dd if="$DISK" of="$IMG_FILE" bs=4M status=progress conv=fsync
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echo ""
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echo "✅ Disk image created: $IMG_FILE"
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# === Step 3: Ask if user wants to auto-shrink ===
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echo ""
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if [ ! -f "$RESIZE_SCRIPT" ]; then
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echo "⚠️ Resize script '$RESIZE_SCRIPT' not found! Skipping auto-shrink."
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exit 0
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fi
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echo "⏳ Would you like to resize & compress this image using:"
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echo " $RESIZE_SCRIPT"
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echo ""
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echo "It will auto-run in 30 seconds if no answer is given."
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read -t 30 -p "Type 'n' to skip or press [Enter] to run: " ANSWER
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if [[ "$ANSWER" =~ ^[Nn]$ ]]; then
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echo "🚫 Skipping resize/compression."
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exit 0
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fi
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# === Step 4: Run the shrink script ===
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echo ""
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echo "🚀 Running auto-shrink script..."
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bash "$RESIZE_SCRIPT"
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