kevinveenbirkenbach/linux-image-manager
1
0
Fork 0
mirror of https://github.com/kevinveenbirkenbach/linux-image-manager.git synced 2025-11-21 09:46:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Implemented wrapper for pkgmgr and more sync for safe image transfer and manjaro gnome 24

Browse Source
This commit is contained in:
Kevin Veen-Birkenbach
2025-03-22 10:28:14 +01:00
parent b4a0b50e1f
commit 94fdcf5758
6 changed files with 229 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
scripts/base.sh
View File

@@ -95,12 +95,32 @@ set_device_path(){
info "Optimal blocksize set to: $OPTIMAL_BLOCKSIZE" || error
}
print_partition_table_info() {
echo "##########################################################################################"
echo "Note on Partition Table Deletion:"
echo "---------------------------------------------"
echo "• MBR (Master Boot Record):"
echo " - Typically occupies the first sector (512 bytes), i.e., 1 block."
echo ""
echo "• GPT (GUID Partition Table):"
echo " - Uses a protective MBR (1 block), a GPT header (1 block),"
echo " and usually a partition entry array that takes up about 32 blocks."
echo " - Total: approximately 34 blocks (assuming a 512-byte block size)."
echo ""
echo "Recommendation: For deleting a GPT partition table, use a block size of 512 bytes"
echo " and overwrite at least 34 blocks to ensure the entire table is cleared."
echo "##########################################################################################"
}
overwrite_device() {
# Call the function to display the information.
print_partition_table_info
question "Should $device_path be overwritten with zeros before copying? (y/N/block count)" && read -r copy_zeros_to_device
case "$copy_zeros_to_device" in
y)
info "Overwriting entire device..." &&
dd if=/dev/zero of="$device_path" bs="$OPTIMAL_BLOCKSIZE" status=progress || error "Overwriting $device_path failed."
dd if=/dev/zero of="$device_path" bs="$OPTIMAL_BLOCKSIZE" status=progress && sync || error "Overwriting $device_path failed."
;;
N|'')
info "Skipping Overwriting..."
@@ -111,7 +131,7 @@ overwrite_device() {
*)
if [[ "$copy_zeros_to_device" =~ ^[0-9]+$ ]]; then
info "Overwriting $copy_zeros_to_device blocks..." &&
dd if=/dev/zero of="$device_path" bs="$OPTIMAL_BLOCKSIZE" count="$copy_zeros_to_device" status=progress || error "Overwriting $device_path failed."
dd if=/dev/zero of="$device_path" bs="$OPTIMAL_BLOCKSIZE" count="$copy_zeros_to_device" status=progress && sync || error "Overwriting $device_path failed."
else
error "Invalid input. Block count must be a number."
fi