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# 执行块权限
<a name="security_iam_region_switch_execution_blocks"></a>

 以下各节提供示例 IAM 策略，这些策略为您添加到区域切换计划中的特定执行块提供所需的权限。

**Topics**
+ [EC2 Auto Scaling 执行区块示例策略](security_iam_region_switch_ec2_autoscaling.md)
+ [Amazon EKS 资源扩展执行块示例策略](security_iam_region_switch_eks.md)
+ [Amazon ECS 服务扩展执行块示例策略](security_iam_region_switch_ecs.md)
+ [ARC 路由控制执行块策略示例](security_iam_region_switch_arc_routing.md)
+ [Aurora Global Database 执行块示例策略](security_iam_region_switch_aurora.md)
+ [亚马逊 DocumentDB 全球集群执行区块策略示例](security_iam_region_switch_documentdb.md)
+ [Amazon RDS 执行区块策略示例](security_iam_region_switch_rds.md)
+ [手动审批执行块示例策略](security_iam_region_switch_manual_approval.md)
+ [自定义操作 Lambda 执行块示例策略](security_iam_region_switch_lambda.md)
+ [Route 53 运行状况检查执行块示例策略](security_iam_region_switch_route53.md)
+ [区域切换计划执行块示例策略](security_iam_region_switch_plan_execution.md)

# EC2 Auto Scaling 执行区块示例策略
<a name="security_iam_region_switch_ec2_autoscaling"></a>

 以下是在 EC2 Auto Scaling 群组的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "autoscaling:DescribeAutoScalingGroups"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "autoscaling:UpdateAutoScalingGroup"
      ],
      "Resource": [
        "arn:aws:autoscaling:us-east-1:123456789012:autoScalingGroup:123d456e-123e-1111-abcd-EXAMPLE22222:autoScalingGroupName/app-asg-primary",
        "arn:aws:autoscaling:us-west-2:123456789012:autoScalingGroup:1234a321-123e-1234-aabb-EXAMPLE33333:autoScalingGroupName/app-asg-secondary" 
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "cloudwatch:GetMetricStatistics"
      ],
      "Resource": "*"
    }
  ]
}
```

------

# Amazon EKS 资源扩展执行块示例策略
<a name="security_iam_region_switch_eks"></a>

 以下是在 Amazon EKS 资源扩展的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "eks:DescribeCluster"
      ],
      "Resource": [
        "arn:aws:eks:us-east-1:123456789012:cluster/app-eks-primary",
        "arn:aws:eks:us-west-2:123456789012:cluster/app-eks-secondary"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "eks:ListAssociatedAccessPolicies"
      ],
      "Resource": [
        "arn:aws:eks:us-east-1:123456789012:access-entry/app-eks-primary/*",
        "arn:aws:eks:us-west-2:123456789012:access-entry/app-eks-secondary/*"
      ]
    }
  ]
}
```

------

 注意：除了此 IAM 策略外，还需要使用 `AmazonArcRegionSwitchScalingPolicy` 访问策略将计划执行角色添加到 Amazon EKS 集群的访问条目中。有关更多信息，请参阅 [配置 EKS 访问条目权限](eks-resource-scaling-block.md#eks-resource-scaling-block-permissions)。

# Amazon ECS 服务扩展执行块示例策略
<a name="security_iam_region_switch_ecs"></a>

 以下是在 Amazon ECS 资源扩展的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "ecs:DescribeServices",
        "ecs:UpdateService"
      ],
      "Resource": [
        "arn:aws:ecs:us-east-1:123456789012:service/app-cluster-primary/app-service",
        "arn:aws:ecs:us-west-2:123456789012:service/app-cluster-secondary/app-service"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "ecs:DescribeClusters"
      ],
      "Resource": [
        "arn:aws:ecs:us-east-1:123456789012:cluster/app-cluster-primary",
        "arn:aws:ecs:us-west-2:123456789012:cluster/app-cluster-secondary"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "ecs:ListServices"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "application-autoscaling:DescribeScalableTargets",
        "application-autoscaling:RegisterScalableTarget"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "cloudwatch:GetMetricStatistics"
      ],
      "Resource": "*"
    }
  ]
}
```

------

# ARC 路由控制执行块策略示例
<a name="security_iam_region_switch_arc_routing"></a>

 注意：Amazon ARC 路由控制执行区块要求应用于计划执行角色的任何服务控制策略 (SCPs) 都允许这些服务访问以下区域：
+ `route53-recovery-control-config: us-west-2`
+ `route53-recovery-cluster: us-west-2, us-east-1, eu-west-1, ap-southeast-2, ap-northeast-1`

以下是在 ARC 路由控制的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "route53-recovery-control-config:DescribeControlPanel",
        "route53-recovery-control-config:DescribeCluster"
      ],
      "Resource": [
        "arn:aws:route53-recovery-control::123456789012:controlpanel/abcd1234abcd1234abcd1234abcd1234",
        "arn:aws:route53-recovery-control::123456789012:cluster/4b325d3b-0e28-4dcf-ba4a-EXAMPLE11111"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "route53-recovery-cluster:GetRoutingControlState",
        "route53-recovery-cluster:UpdateRoutingControlStates"
      ],
      "Resource": [
        "arn:aws:route53-recovery-control::123456789012:controlpanel/1234567890abcdef1234567890abcdef/routingcontrol/abcdef1234567890", 
        "arn:aws:route53-recovery-control::123456789012:controlpanel/1234567890abcdef1234567890abcdef/routingcontrol/1234567890abcdef" 
      ]
    }
  ]
}
```

------

您可以使用 CLI 检索路由控制面板 ID 和集群 ID。有关更多信息，请参阅 [设置路由控制组件](getting-started-cli-routing-config.md)。

# Aurora Global Database 执行块示例策略
<a name="security_iam_region_switch_aurora"></a>

 以下是在 Aurora 数据库的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "rds:DescribeGlobalClusters",
        "rds:DescribeDBClusters"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "rds:FailoverGlobalCluster",
        "rds:SwitchoverGlobalCluster"
      ],
      "Resource": [
        "arn:aws:rds::123456789012:global-cluster:app-global-db",
	      "arn:aws:rds:us-east-1:123456789012:cluster:app-db-primary", 
        "arn:aws:rds:us-west-2:123456789012:cluster:app-db-secondary"  
      ]
    }
  ]
}
```

------

# 亚马逊 DocumentDB 全球集群执行区块策略示例
<a name="security_iam_region_switch_documentdb"></a>

 如果您向 Amazon DocumentDB 全球集群的区域切换计划添加执行块，则需要附加以下示例策略。

```
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "rds:DescribeGlobalClusters",
        "rds:DescribeDBClusters",
        "rds:FailoverGlobalCluster",
        "rds:SwitchoverGlobalCluster"
      ],
      "Resource": "*"
    }
  ]
}
```

# Amazon RDS 执行区块策略示例
<a name="security_iam_region_switch_rds"></a>

 以下是在 Amazon RDS 只读副本促销或跨区域副本创建的区域切换计划中添加执行块时要附加的示例策略。

```
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "rds:DescribeDBInstances",
        "rds:PromoteReadReplica",
        "rds:CreateDBInstanceReadReplica",
        "rds:ModifyDBInstance"
      ],
      "Resource": "*"
    }
  ]
}
```

# 手动审批执行块示例策略
<a name="security_iam_region_switch_manual_approval"></a>

以下是在手动审批的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "arc-region-switch:ApprovePlanExecutionStep"
      ],
      "Resource": "arn:aws:arc-region-switch::123456789012:plan/sample-plan:0123abc"
    }
  ]
}
```

------

# 自定义操作 Lambda 执行块示例策略
<a name="security_iam_region_switch_lambda"></a>

 以下是在 Lambda 函数的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "lambda:GetFunction",
        "lambda:InvokeFunction"
      ],
      "Resource": [
        "arn:aws:lambda:us-east-1:123456789012:function:app-recovery-primary",
        "arn:aws:lambda:us-west-2:123456789012:function:app-recovery-secondary"
      ]
    }
  ]
}
```

------

# Route 53 运行状况检查执行块示例策略
<a name="security_iam_region_switch_route53"></a>

 以下是在 Route 53 运行状况检查的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "route53:ListResourceRecordSets"
      ],
      "Resource": [
        "arn:aws:route53:::hostedzone/Z1234567890ABCDEFGHIJ"
      ]
    }
  ]
}
```

------

# 区域切换计划执行块示例策略
<a name="security_iam_region_switch_plan_execution"></a>

 以下是在运行子计划的区域切换计划中添加执行块时要附加的示例策略。

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "arc-region-switch:StartPlanExecution",
        "arc-region-switch:GetPlanExecution",
        "arc-region-switch:CancelPlanExecution",
        "arc-region-switch:UpdatePlanExecution",
        "arc-region-switch:ListPlanExecutions"
      ],
      "Resource": [
        "arn:aws:arc-region-switch::123456789012:plan/child-plan-1/abcde1",
        "arn:aws:arc-region-switch::123456789012:plan/child-plan-2/fghij2"
      ]
    }
  ]
}
```

------