def create_nat_instance(ami_id, key_name, instance_type, security_group_ids,
subnet_id, private_ip_address, tag_name=None):
logger = logging.getLogger(__name__)
try:
logger.debug("create EC2 connection")
c = get_ec2_connection()
reservation = c.run_instances(ami_id,
key_name=key_name,
instance_type=instance_type,
security_group_ids=security_group_ids,
subnet_id=subnet_id,
private_ip_address=private_ip_address)
instance_id = reservation.instances[0].id
logger.info("NAT instance id is : %s" % instance_id)
logger.debug("set sourceDestCheck false")
c.modify_instance_attribute(instance_id,
"sourceDestCheck",
False)
if tag_name is not None:
logger.info("create tag Name : %s" % tag_name)
c.create_tags(instance_id,
tags={"Name": "nat_testing"})
logger.debug("close EC2 connection")
c.close()
return instance_id
except Exception, e:
logger.error(e)
def old_associate_new_eip_to_nat(nat_id):
logger = logging.getLogger(__name__)
try:
logger.debug("create EC2 connection")
c = get_ec2_connection()
logger.info("allocate new EIP")
eip = c.allocate_address()
logger.info("EIP : %s" % eip.public_ip)
logger.info("associate this EIP to NAT %s" % nat_id)
result = eip.associate(nat_id)
logger.debug("close EC2 connection")
c.close()
return result
except Exception, e:
logger.error(e)