func defaultAMI(conn *ec2.EC2) (string, error) {
filter := ec2.NewFilter()
imageName := "amzn-ami-hvm-2014.03.2.x86_64-ebs"
filter.Add("name", imageName)
resp, _ := conn.Images(nil, filter)
if len(resp.Images) == 0 {
return "", fmt.Errorf("Unable to retrieve ami id for image name: %s", imageName)
}
return resp.Images[0].Id, nil
}
