WiP cryptsetup 2.6.1: add helper script to format block device partition and reencrypt

Script has double warning prior of just doing what user wants with user specified partition.
No validation

Amend test scripts to not append on first write to log files

TODO: Delete this later

Signed-off-by: Thierry Laurion <[email protected]>

Author: tlaurion

initrd/bin/test_reencrypt_block_device_with_double_confirmation.sh

@@ -0,0 +1,34 @@
+echo "Mounting USB drive to /media"
+mount-usb --mode rw
+
+#Prompt user to specify block device's partition to format and reencrypt with big fat warning
+echo "WARNING: This script will format and reencrypt specified partition next. Please make sure you have backed up your data before proceeding."
+echo "Please specify block device's partition to format and reencrypt. Example: /dev/sda2"
+read DISK
+
+#validate one last time with user prior of proceeding
+echo "You have specified $DISK. Are you sure you want to proceed? (y/n)"
+read CONFIRM
+if [ "$CONFIRM" != "y" ]; then
+    echo "Aborting..."
+    exit 1
+fi
+
+#echo "PLACEHOLDER - Creating 8GB file in /tmp" | tee -a /media/ram_reencrypt.log
+#dd if=/dev/zero of=/tmp/disk8gb.raw bs=1M count=8k | tee -a /media/ram_reencrypt.log
+echo "This is test passphrase used to create LUKS key" > /tmp/passphrase.txt
+
+#Doing benchmarking
+echo "PLACEHOLDER - Running benchmark..." | tee /media/block_reencrypt.log
+
+cryptsetup benchmark | tee -a /media/block_reencrypt.log
+
+echo "PLACEHOLDER - Creating LUKS container on $DISK..." | tee -a /media/block_reencrypt.log
+time cryptsetup luksFormat "$DISK" --debug --batch-mode --key-file /tmp/passphrase.txt | tee -a /media/block_reencrypt.log
+
+echo "PLACEHOLDER - Reeencrypting LUKS container on $DISK..." | tee -a /media/block_reencrypt.log
+time cryptsetup reencrypt "$DISK" --disable-locks --force-offline-reencrypt --debug --batch-mode --key-file /tmp/passphrase.txt | tee -a /media/block_reencrypt.log
+
+echo "PLACEHOLDER - Unmounting USB drive from /media"
+umount /media
+echo "Done. You can remove USB drive now and upload ram_reencrypt.log from another computer to github PR."

initrd/bin/test_reencrypt_ram.sh

@@ -1,7 +1,7 @@
 echo "Mounting USB drive to /media"
 mount-usb --mode rw
 
-echo "PLACEHOLDER - Creating 8GB file in /tmp" | tee -a /media/ram_reencrypt.log
+echo "PLACEHOLDER - Creating 8GB file in /tmp" | tee /media/ram_reencrypt.log
 dd if=/dev/zero of=/tmp/disk8gb.raw bs=1M count=8k | tee -a /media/ram_reencrypt.log
 echo "This is test passphrase used to create LUKS key" > /tmp/passphrase.txt