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# KeyspacesReplicationServiceRolePolicy
<a name="KeyspacesReplicationServiceRolePolicy"></a>

**描述**：Keyspaces 跨区域数据复制所需的权限

`KeyspacesReplicationServiceRolePolicy` 是一项 [AWS 托管式策略](https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_managed-vs-inline.html#aws-managed-policies)。

## 使用此策略
<a name="KeyspacesReplicationServiceRolePolicy-how-to-use"></a>

此附加到服务相关角色的策略允许服务代表您执行操作。您无法将此策略附加到您的用户、组或角色。

## 策略详细信息
<a name="KeyspacesReplicationServiceRolePolicy-details"></a>
+ **类型**：服务相关角色策略 
+ **创建时间**：2023 年 5 月 2 日 16:15 UTC 
+ **编辑时间：**2024 年 11 月 15 日 20:55 UTC
+ **ARN**: `arn:aws:iam::aws:policy/aws-service-role/KeyspacesReplicationServiceRolePolicy`

## 策略版本
<a name="KeyspacesReplicationServiceRolePolicy-version"></a>

**策略版本：**v2（默认）

此策略的默认版本是定义策略权限的版本。当使用该策略的用户或角色请求访问 AWS 资源时， AWS 会检查策略的默认版本以确定是否允许该请求。

## JSON 策略文档
<a name="KeyspacesReplicationServiceRolePolicy-json"></a>

```
{
  "Version" : "2012-10-17",
  "Statement" : [
    {
      "Sid" : "KeyspacesActionsNeededForSteadyStateReplication",
      "Effect" : "Allow",
      "Action" : [
        "cassandra:Select",
        "cassandra:Modify",
        "cassandra:Alter",
        "cassandra:ModifyMultiRegionResource",
        "cassandra:SelectMultiRegionResource",
        "cassandra:AlterMultiRegionResource",
        "application-autoscaling:RegisterScalableTarget",
        "application-autoscaling:DeregisterScalableTarget",
        "application-autoscaling:DescribeScalableTargets",
        "application-autoscaling:DescribeScalingPolicies",
        "application-autoscaling:PutScalingPolicy"
      ],
      "Resource" : "*"
    },
    {
      "Sid" : "CWDeleteAlarmPolicy",
      "Effect" : "Allow",
      "Action" : [
        "cloudwatch:DeleteAlarms"
      ],
      "Resource" : "arn:aws:cloudwatch:*:*:alarm:TargetTracking-*"
    },
    {
      "Sid" : "CWDescribeAlarmPolicy",
      "Effect" : "Allow",
      "Action" : [
        "cloudwatch:DescribeAlarms"
      ],
      "Resource" : "arn:aws:cloudwatch:*:*:alarm:*"
    },
    {
      "Sid" : "CWPutMetricAlarmPolicy",
      "Effect" : "Allow",
      "Action" : [
        "cloudwatch:PutMetricAlarm"
      ],
      "Resource" : "arn:aws:cloudwatch:*:*:alarm:TargetTracking-*",
      "Condition" : {
        "ForAllValues:StringLike" : {
          "cloudwatch:AlarmActions" : [
            "arn:aws:autoscaling:*:*:scalingPolicy:*:resource/cassandra/keyspace/*/table/*:policyName/*:createdBy/*"
          ]
        }
      }
    }
  ]
}
```

## 了解更多信息
<a name="KeyspacesReplicationServiceRolePolicy-learn-more"></a>
+ [了解 IAM policy 版本控制](https://docs.aws.amazon.com//IAM/latest/UserGuide/access_policies_managed-versioning.html)
+ [开始使用 AWS 托管策略，转向最低权限权限](https://docs.aws.amazon.com//IAM/latest/UserGuide/best-practices.html#bp-use-aws-defined-policies)