Add lftp, test partitioning

Dockerfile

@@ -3,7 +3,10 @@ FROM debian:stretch
 RUN apt-get update \
 	&& apt-get -y install \
 		initramfs-tools \
-		linux-image-amd64
+		linux-image-amd64 \
+		lftp
+
+COPY imagesync.sh /etc/initramfs-tools/scripts/local-premount/
 
 RUN echo 'RESUME=none' > /etc/initramfs-tools/conf.d/resume \
 	&& mkinitramfs -o /tmp/initrd.gz $(find /boot -name 'vmlinuz-*' -printf '%f\n' | sed 's/^vmlinuz-//')

imagesync.sh

@@ -0,0 +1,45 @@
+#!/bin/sh
+
+PREREQ=""
+prereqs()
+{
+        echo "$PREREQ"
+		. /usr/share/initramfs-tools/hook-functions
+		copy_exec /usr/bin/lftp
+		copy_exec /usr/sbin/sfdisk
+		copy_exec /usr/sbin/mke2fs
+}
+case $1 in
+# get pre-requisites
+prereqs)
+        prereqs
+        exit 0
+        ;;
+esac
+
+
+
+disk=/dev/sda
+
+sfdisk -J /dev/sda << PARTTABLE
+{
+   "partitiontable": {
+      "label": "dos",
+      "id": "0x2708bc46",
+      "device": "/dev/sda",
+      "unit": "sectors",
+      "partitions": [
+         {"node": "/dev/sda1", "start": 2048, "size": 497664, "type": "83", "bootable": true},
+      ]
+   }
+}
+PARTTABLE
+
+mke2fs -t ext4 ${disk}1
+mount ${disk}1 /root
+
+/usr/bin/lftp --help
+ls /usr/bin
+
+sleep 3600
+