iam-policy.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "s3:PutObject",
        "s3:PutObjectTagging"
      ],
      "Resource": [
        "arn:aws:s3:::backups.example.com/*"
      ]
    },
    {
      "Sid": "AllowReadingToSupportSnapshotValidationMode",
      "Effect": "Allow",
      "Action": [
        "s3:GetObject"
      ],
      "Resource": [
        "arn:aws:s3:::backups.example.com/*"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "ec2:CreateVolume",
        "ec2:AttachVolume",
        "ec2:DetachVolume",
        "ec2:DeleteVolume",
        "ec2:DescribeSnapshots",
        "ec2:DescribeVolumes",
        "ec2:DescribeInstanceAttribute",
        "ec2:CreateTags",
        "ec2:DescribeTags",
        "ec2:DeleteTags"
      ],
      "Resource": [
        "*"
      ]
    }
  ]
}