List all the paravirtualized 64-bit Amazon-owner AMIs

amzn-ami-list-linux.sh

#!/usr/bin/env bash
set -e

# Reference: 
# AWS EC2 Docs: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/finding-an-ami.html
# AWS CLI: http://docs.aws.amazon.com/cli/latest/reference/ec2/describe-images.html
# 
# Notes:
# As-of 2014-07-08, the latest amzn ami: amzn-ami-pv-2014.03.1.x86_64-ebs

# AWS CLI command
#aws --region $region ec2 describe-images \
# --owners amazon \
# --filters \
#  "Name=virtualization-type,Values=paravirtual" \
#  "Name=root-device-type,Values=ebs" \
#  "Name=architecture,Values=x86_64"

# TODO: pure Python
# AWS AMI List with JSON decoding by Python
export region=eu-west-1
python - 3< <(
aws --region $region ec2 describe-images \
 --owners amazon \
 --filters \
  "Name=virtualization-type,Values=paravirtual" \
  "Name=root-device-type,Values=ebs" \
  "Name=architecture,Values=x86_64") <<EOF
import os, sys, json
region = os.environ['region']
fd3 = os.fdopen(3,'r')
amis = json.load(fd3)
for ami in amis["Images"]:
    try:
        print "{region}:{imageid}:{name}:{description}".format(region=region,name=ami['Name'],imageid=ami['ImageId'],description=ami['Description'])
    except KeyError:
        print "{region}:{imageid}:{name}:no_description".format(region=region,name=ami['Name'],imageid=ami['ImageId'])
EOF