lambda-iam-policy.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "AllowClodWatchLogs",
            "Effect": "Allow",
            "Action": [
                "logs:CreateLogGroup",
                "logs:CreateLogStream",
                "logs:PutLogEvents"
            ],
            "Resource": "arn:aws:logs:*:*:*"
        },
        {
            "Sid": "AllowESPut",
            "Effect": "Allow",
            "Action": [
                "es:ESHttpHead",
                "es:ESHttpPost",
                "es:ESHttpGet",
                "es:ESHttpDelete",
                "es:ESHttpPut"
            ],
            "Resource": "arn:aws:es:*:*:domain/MYESDOMAIN"
        },
        {
            "Sid": "AllowS3Access",
            "Effect": "Allow",
            "Action": [
                "s3:Get*",
                "s3:List*"
            ],
            "Resource": [
                "arn:aws:s3:::MYCLOUDTRAILBUCKET",
                "arn:aws:s3:::MYCLOUDTRAILBUCKET/*"
            ]
        }
    ]
}