本文為英文版的機器翻譯版本，如內容有任何歧義或不一致之處，概以英文版為準。

# 政策摘要的範例
<a name="access_policies_policy-summary-examples"></a>

以下範例包括將 JSON 政策加入關聯的[政策摘要](access_policies_understand-policy-summary.md)、[服務摘要](access_policies_understand-service-summary.md)、以及[動作摘要](access_policies_understand-action-summary.md)，以協助您了解透過政策提供的許可。

## 政策 1：DenyCustomerBucket
<a name="example1"></a>

此政策示範對相同服務的允許和拒絕。

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

****  

```
{
    "Version":"2012-10-17",		 	 	 
    "Statement": [
        {
            "Sid": "FullAccess",
            "Effect": "Allow",
            "Action": ["s3:*"],
            "Resource": ["*"]
        },
        {
            "Sid": "DenyCustomerBucket",
            "Action": ["s3:*"],
            "Effect": "Deny",
            "Resource": ["arn:aws:s3:::customer", "arn:aws:s3:::customer/*" ]
        }
    ]
}
```

------

***DenyCustomerBucket** 政策摘要：*

![\[政策摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-example1-dialog.png)


***DenyCustomerBucket S3 (明確拒絕)** 服務摘要：*

![\[服務摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-action-example1-dialog.png)


***GetObject (讀取)** 動作摘要：*

![\[動作摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-resource-example1-dialog.png)


## 政策 2：DynamoDbRowCognitoID
<a name="policy_example2"></a>

此政策根據使用者的 Amazon Cognito ID 提供對 Amazon DynamoDB 的低層級存取權限。

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

****  

```
{
    "Version":"2012-10-17",		 	 	 
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "dynamodb:DeleteItem",
                "dynamodb:GetItem",
                "dynamodb:PutItem",
                "dynamodb:UpdateItem"
            ],
            "Resource": [
                "arn:aws:dynamodb:us-west-1:123456789012:table/myDynamoTable"
            ],
            "Condition": {
                "ForAllValues:StringEquals": {
                    "dynamodb:LeadingKeys": [
                        "${cognito-identity.amazonaws.com:sub}"
                    ]
                }
            }
        }
    ]
}
```

------

***DynamoDbRowCognitoID** 政策摘要：*

![\[政策摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-example2-dialog.png)


***DynamoDbRowCognitoID DynamoDB (允許)** 服務摘要：*

![\[服務摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-action-example2-dialog.png)


***GetItem (清單)** 動作摘要：*

![\[動作摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-resource-example2-dialog.png)


## 政策 3：MultipleResourceCondition
<a name="policy_example3"></a>

此政策包含多個資源和條件。

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

****  

```
{
    "Version":"2012-10-17",		 	 	 
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "s3:PutObject",
                "s3:PutObjectAcl"
            ],
            "Resource": ["arn:aws:s3:::Apple_bucket/*"],
            "Condition": {"StringEquals": {"s3:x-amz-acl": ["public-read"]}}
        },
        {
            "Effect": "Allow",
            "Action": [
                "s3:PutObject",
                "s3:PutObjectAcl"
            ],
            "Resource": ["arn:aws:s3:::Orange_bucket/*"],
            "Condition": {"StringEquals": {
                "s3:x-amz-acl": ["custom"],
                "s3:x-amz-grant-full-control": ["1234"]
            }}
        }
    ]
}
```

------

***MultipleResourceCondition** 政策摘要：*

![\[政策摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-example3-dialog.png)


***MultipleResourceCondition S3 (允許)** 服務摘要：*

![\[服務摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-action-example3-dialog.png)


***PutObject (寫入)** 動作摘要：*

![\[動作摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-resource-example3-dialog.png)


## 政策 4：EC2\$1troubleshoot
<a name="policy_example4"></a>

以下政策可讓使用者取得執行中的 Amazon EC2 執行個體螢幕截圖，可協助執行 EC2 故障排除。此政策也允許檢視 Amazon S3 開發人員儲存貯體中項目的相關資訊。

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

****  

```
{
    "Version":"2012-10-17",		 	 	 
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "ec2:GetConsoleScreenshot"
            ],
            "Resource": [
                "*"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "s3:ListBucket"
            ],
            "Resource": [
                "arn:aws:s3:::developer"
            ]
        }
    ]
}
```

------

***EC2\$1Troubleshoot** 政策摘要：*

![\[政策摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-example4-dialog.png)


***EC2\$1Troubleshoot S3 (允許)** 服務摘要：*

![\[服務摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-action-example4-dialog.png)


***ListBucket (清單)** 動作摘要：*

![\[動作摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-resource-example4-dialog.png)


## 政策 5：CodeBuild\$1CodeCommit\$1CodeDeploy
<a name="example6"></a>

此政策提供對特定 CodeBuild、CodeCommit 以及 CodeDeploy 的存取。由於這些資源對於每個服務來說都是專有的，因此只會在對應服務中顯示。如果您在 `Action` 元素中加入不符合任何服務的資源，那麼資源會顯示在所有動作摘要中。

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

****  

```
{
    "Version":"2012-10-17",		 	 	 
    "Statement": [
        {
            "Sid": "Stmt1487980617000",
            "Effect": "Allow",
            "Action": [
                "codebuild:*",
                "codecommit:*",
                "codedeploy:*"
            ],
            "Resource": [
                "arn:aws:codebuild:us-east-2:123456789012:project/my-demo-project",
                "arn:aws:codecommit:us-east-2:123456789012:MyDemoRepo",
                "arn:aws:codedeploy:us-east-2:123456789012:application:WordPress_App",
                "arn:aws:codedeploy:us-east-2:123456789012:instance/AssetTag*"
            ]
        }
    ]
}
```

------

***CodeBuild\$1CodeCommit\$1CodeDeploy** 政策摘要：*

![\[政策摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-example6-dialog.png)


***CodeBuild\$1CodeCommit\$1CodeDeploy CodeBuild (允許)** 服務摘要：*

![\[服務摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-action-example6-dialog.png)


***CodeBuild\$1CodeCommit\$1CodeDeploy StartBuild (寫入)** 動作摘要：*

![\[動作摘要對話方塊圖片\]](http://docs.aws.amazon.com/zh_tw/IAM/latest/UserGuide/images/policies-summary-resource-example6-dialog.png)