quick EC2 sandbox creator

empty.py

#!/usr/bin/env python
"""Quickly get a temporary Ubuntu EC2 instance, SSH into it, and then
terminate the instance on logout.
"""
import boto
import subprocess
import time

# Set your AWS credentials.
EC2_ACCESS = ''
EC2_SECRET = ''
AWS_KEYPAIR = ''
KP_PATH = ''

# These should be fine.
AMI_ID = 'ami-2d4aa444' # 10.04 32-bit instance-store us-east-1
SSH_BIN = 'ssh'
SSH_USER = 'ubuntu'

if __name__ == '__main__':
    conn = boto.connect_ec2(EC2_ACCESS, EC2_SECRET)
    image = conn.get_image(AMI_ID)
    inst = image.run(key_name=AWS_KEYPAIR).instances[0]
    
    try:
        print 'Starting up...'
        while inst.state == 'pending':
            time.sleep(3)
            inst.update()
    
        print 'Instance started. Waiting for boot...'
        time.sleep(15)
        if inst.state != 'running':
            print 'Startup failed! State: ' + instance.state
            sys.exit(1)
    
        print 'Connecting with SSH...'
        arg = '%s@%s' % (SSH_USER, inst.dns_name)
        print arg
        subprocess.call((SSH_BIN, '-i', KP_PATH, arg))
    
    finally:
        print 'Destroying instance...'
        inst.stop()