IAM Policy for the SpotManager role as discussed on johnpreston.ews-network.net

spotmanager.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "Stmt1476739808000",
            "Effect": "Allow",
            "Action": [
                "autoscaling:DescribeAutoScalingGroups",
                "autoscaling:DescribeAutoScalingInstances",
                "autoscaling:DescribeLaunchConfigurations",
                "autoscaling:DescribePolicies",
                "autoscaling:DescribeTags",
                "autoscaling:ExecutePolicy"
            ],
            "Resource": [
                "*"
            ]
        },
        {
            "Sid": "Stmt1476739866000",
            "Effect": "Allow",
            "Action": [
                "ec2:DescribeInstanceStatus",
                "ec2:DescribeInstances",
                "ec2:DescribeSpotInstanceRequests",
                "ec2:DescribeSpotPriceHistory",
                "ec2:DescribeSubnets",
                "ec2:DescribeTags"
            ],
            "Resource": [
                "*"
            ]
        },
        {
            "Sid": "Stmt1476740536000",
            "Effect": "Allow",
            "Action": [
                "cloudformation:DescribeStackResource",
                "cloudformation:DescribeStackResources",
                "cloudformation:DescribeStacks"
            ],
            "Resource": [
                "*"
            ]
        }
    ]
}