// Copyright 2019 The CubeFS Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License.

package objectnode

/*

https://docs.aws.amazon.com/zh_cn/AmazonS3/latest/dev/example-bucket-policies.html
https://docs.aws.amazon.com/zh_cn/IAM/latest/UserGuide/reference_policies_elements_condition_operators.html#Conditions_IPAddress

{
  "Version": "2012-10-17",
  "Id": "S3PolicyId1",
  "Statement": [
    {
      "Sid": "IPAllow",
      "Effect": "Allow",
      "Principal": "*",
      "Action": "s3:*",
      "Resource": "arn:aws:s3:::examplebucket/*",
      "Condition": {
         "IpAddress": {"aws:SourceIp": "54.240.143.0/24"},
         "NotIpAddress": {"aws:SourceIp": "54.240.143.188/32"}
      }
    }
  ]
}

{
  "Id":"PolicyId2",
  "Version":"2012-10-17",
  "Statement":[
    {
      "Sid":"AllowIPmix",
      "Effect":"Allow",
      "Principal":"*",
      "Action":"s3:*",
      "Resource":"arn:aws:s3:::examplebucket/*",
      "Condition": {
        "IpAddress": {
          "aws:SourceIp": [
            "54.240.143.0/24",
            "2001:DB8:1234:5678::/64"
          ]
        },
        "NotIpAddress": {
          "aws:SourceIp": [
             "54.240.143.128/30",
             "2001:DB8:1234:5678:ABCD::/80"
          ]
        }
      }
    }
  ]
}

*/