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Added draft for storage encryption procedures

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This commit is contained in:
Kevin Veen-Birkenbach
2020-05-20 10:35:37 +02:00
parent 78bee8d0cc
commit 7f629205ef
11 changed files with 99 additions and 30 deletions
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12
scripts/image/base.sh
View File

@@ -26,18 +26,6 @@ set_partition_paths(){
boot_partition_path=$(echo_partition_name "1")
}
# Routine to echo the full sd-card-path
set_device_path(){
info "Available devices:"
ls -lasi /dev/ | grep -E "sd|mm"
question "Please type in the name of the device: /dev/" && read -r device
device_path="/dev/$device"
if [ ! -b "$device_path" ]
then
error "$device_path is not valid device."
fi
}
make_mount_folders(){
info "Preparing mount paths..." &&
boot_mount_path="$working_folder_path""boot/" &&

12
scripts/image/setup.sh
View File

@@ -210,10 +210,6 @@ make_mount_folders
set_partition_paths
# @see https://www.heise.de/ct/hotline/Optimale-Blockgroesse-fuer-dd-2056768.html
optimal_blocksize=$(expr 64 \* "$(sudo cat /sys/block/$device/queue/physical_block_size)") &&
info "Calculated optimal blocksize of $optimal_blocksize""Byte for \"dd\" operations."
question "Should the image be transfered to $device_path?(y/n)" && read -r transfer_image
if [ "$transfer_image" = "y" ]
then
@@ -222,7 +218,7 @@ if [ "$transfer_image" = "y" ]
if [ "$copy_zeros_to_device" = "y" ]
then
info "Overwritting..." &&
dd if=/dev/zero of="$device_path" bs="$optimal_blocksize" || error "Overwritting $device_path failed."
dd if=/dev/zero of="$device_path" bs="$OPTIMAL_BLOCKSIZE" status=progress || error "Overwritting $device_path failed."
else
info "Skipping Overwritting..."
fi
@@ -267,19 +263,19 @@ if [ "$transfer_image" = "y" ]
elif [ "${image_path: -4}" = ".zip" ]
then
info "Transfering .zip file..." &&
unzip -p "$image_path" | sudo dd of="$device_path" bs="$optimal_blocksize" conv=fsync || error "DD $image_path to $device_path failed." &&
unzip -p "$image_path" | sudo dd of="$device_path" bs="$OPTIMAL_BLOCKSIZE" conv=fsync status=progress || error "DD $image_path to $device_path failed." &&
sync ||
error
elif [ "${image_path: -3}" = ".gz" ]
then
info "Transfering .gz file..." &&
gunzip -c "$image_path" | sudo dd of="$device_path" bs="$optimal_blocksize" conv=fsync &&
gunzip -c "$image_path" | sudo dd of="$device_path" bs="$OPTIMAL_BLOCKSIZE" conv=fsync status=progress &&
sync ||
error
elif [ "${image_path: -4}" = ".iso" ]
then
info "Transfering .iso file..." &&
sudo dd if="$image_path" of="$device_path" bs="$optimal_blocksize" conv=fsync &&
sudo dd if="$image_path" of="$device_path" bs="$OPTIMAL_BLOCKSIZE" conv=fsync status=progress &&
sync ||
error
else