rebundle.sh

#!/usr/bin/env bash

# rebundle.sh - Rebundles, uploads and registers an AMI.
# For blogpost: 
# http://blog.crunch.io/user-managed-kernel-amis-from-existing-ubuntu
# Austin Godber <godber@crunch.io>

if [ `id -u` != '0' -o "$AWS_USER_ID" == "" ]; then
  echo "ERROR: You must run this with 'sudo -E' or as the root user"
  exit 1
fi

arch=i386
prefix=testami
bucket=<your bucket>

# Uncomment this if you want to rerun.
#rm -rf /mnt/${prefix}*

ec2-bundle-vol -r $arch -d /mnt \
  -p $prefix \
  -u $AWS_USER_ID \
  -k /mnt/tmp/pk-*.pem \
  -c /mnt/tmp/cert-*.pem \
  -s 10240 \
  -e /mnt,/tmp,/root/.ssh,/home/ubuntu/.ssh \
  --kernel "aki-407d9529"

ec2-upload-bundle \
  -b $bucket \
  -m /mnt/$prefix.manifest.xml \
  -a $AWS_ACCESS_KEY_ID  \
  -s $AWS_SECRET_ACCESS_KEY

ec2-register --name "$bucket/$prefix" $bucket/$prefix.manifest.xml