Ask for block device, add steps loop, add 'wipe' and 'partition' steps

install.sh

@@ -16,6 +16,13 @@ if [ "$answer" != "y" ]; then
 	exit 1
 fi
 
+echo "=> Please enter the full path to the block device the installation should take place on: (e.g. /dev/sda)"
+echo "   Make sure to choose a drive, not a partition."
+echo "   Hint: here's a list of devices that may be the right:"
+ls /dev/sd* /dev/mmc* 2>/dev/null
+echo -n "Install to: "
+read blockdevice
+
 for check in checks/*.check
 do
 	echo "=> Running check '$check'..."
@@ -26,3 +33,14 @@ do
 		exit
 	fi
 done
+
+for step in steps/*.step
+do
+	echo "=> Running step '$step'..."
+	$($step)
+	return=$?
+	if [ "$return" -ne 0 ]; then
+		echo "=> Step failed. That is weird. Sorry. Check logs maybe."
+		exit
+	fi
+done

steps/10-wipe.step

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+echo "~> Going to wipe $blockdevice. You sure? (y/N) "
+read answer
+
+if [ "$answer" == "y" ]; then
+	echo "~> OK. Be patient now, that could take some time..."
+	dd if=/dev/zero of=$blockdevice status=progress
+	return $?
+else
+	exit 1
+fi

steps/20-partition.step

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+echo "~> Setting up $blockdevice with:"
+echo " * 300M EFI (FAT32) partition"
+echo " * <full> crypted (LUKS) root (EXT4) partition"
+
+echo "g\nn\n1\n2048\n+300M\nn\n2\n\n\np\nw"
+
+if [ "$?" -eq 0 ]; then
+	echo "~> Seems to have worked. Yay!"
+	exit 0
+else
+	echo "~> Failed. :("
+	exit 1
+fi