kubernetes-master-role-policy.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": ["ec2:*"],
      "Resource": ["*"]
    },
    {
      "Effect": "Allow",
      "Action": ["elasticloadbalancing:*"],
      "Resource": ["*"]
    },
    {
      "Effect": "Allow",
      "Action": ["route53:*"],
      "Resource": ["*"]
    },
    {
      "Effect": "Allow",
      "Action": "s3:*",
      "Resource": [
        "arn:aws:s3:::kubernetes-*"
      ]
    }
  ]
}

kubernetes-master-trust-relationship.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Principal": {
        "Service": "ec2.amazonaws.com"
      },
      "Action": "sts:AssumeRole"
    }
  ]
}