rpi2_cluster_prep_sdcard.sh

#
# ensure CWD contains dirs root and boot
# ensure sd card has not automounted elsewhere
# ensure ArchARM-rpi2.tgz exists in CWD
# ensure partitions configured as per: http://archlinuxarm.org/platforms/armv7/broadcom/raspberry-pi-2
#
mkfs.vfat /dev/mmcblk0p1 && \
mount /dev/mmcblk0p1 ./boot && \
mkfs.ext4 /dev/mmcblk0p2 && \
mount /dev/mmcblk0p2 ./root && \
bsdtar -xpf ArchARM-rpi2.tgz -C ./root && \
mv ./root/boot/* ./boot/ && \
mkdir ./root/.ssh && \
chmod 700 ./root/.ssh && \
cp /home/dbusby/.ssh/id_rsa.pub ./root/.ssh/authorized_keys && \
chmod 600 ./root/.ssh/authorized_keys && \
umount ./boot ./root