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API | Operation | Description |
Setting a bucket policy | Sets a permission policy for a specified bucket | |
Querying a bucket policy | Queries the permission policy of a specified bucket | |
Deleting a bucket policy | Deletes the permission policy of a specified bucket |
cos.putBucketPolicy({Bucket: 'examplebucket-1250000000', /*Required*/Region: 'COS_REGION', /* Bucket region. Required */Policy: {"version": "2.0","Statement": [{"Effect": "allow","Principal": {"qcs": ["qcs::cam::uin/100000000001:uin/100000000001"]},"Action": ["name/cos:PutObject","name/cos:InitiateMultipartUpload","name/cos:ListMultipartUploads","name/cos:ListParts","name/cos:UploadPart","name/cos:CompleteMultipartUpload"],"Resource": ["qcs::cos:ap-guangzhou:uid/1250000000:examplebucket-1250000000/*"],}]},}, function(err, data) {console.log(err || data);});
Parameter Name | Description | Type | Required |
Bucket | Bucket for which the bucket policy is configured in the format: BucketName-APPID | String | Yes |
Region | Bucket region. For the enumerated values, see Regions and Access Domain Names | String | Yes |
Policy | Permission policy. For more information, see Cloud Access Management Practices > Policy Syntax | Object | Yes |
- version | Version number, fixed as 2.0 | String | Yes |
- statement | List of permission policy statements | ObjectArray | Yes |
- - effect | Effect; enumerated values: allow, deny | String | Yes |
- - principal | Identity information | ObjectArray | Yes |
- - - qcs | ID string Format: qcs::cam::uin/100000000001:uin/100000000011Here, 100000000001 is a root account, while 100000000011 is a sub-account | String | Yes |
- - action | List of related actions subject to the policy. Wildcard * is supported | StringArray | Yes |
- - resource | List of resource identification strings. Format: qcs::cos:<Region>:uid/<AppId>:<ShortBucketName>/*.Example: qcs::cos:ap-beijing:uid/1250000000:examplebucket/* | StringArray | Yes |
- - condition | Constraints, can be left blank. For details, see Condition | String | No |
function(err, data) { ... }
Parameter Name | Description | Type |
err | Object returned when an error (network error or service error) occurs. If the request is successful, this is null. For more information, see Error Codes | Object |
- statusCode | HTTP status code returned by the request, such as 200, 403, and 404 | Number |
- headers | Headers returned by the request | Object |
data | Data returned when the request is successful. If the request fails, this is null | Object |
- statusCode | HTTP status code returned by the request, such as 200, 403, and 404 | Number |
- headers | Headers returned by the request | Object |
cos.getBucketPolicy({Bucket: 'examplebucket-1250000000', /*Required*/Region: 'COS_REGION', /* Bucket region. Required */}, function(err, data) {console.log(err || data);});
{"Policy": {"version": "2.0","Statement": [{"Action": ["name/cos:PutObject","name/cos:InitiateMultipartUpload","name/cos:ListMultipartUploads","name/cos:ListParts","name/cos:UploadPart","name/cos:CompleteMultipartUpload"],"Effect": "allow","Principal": {"qcs": ["qcs::cam::uin/100000000001:uin/100000000001"]},"Resource": ["qcs::cos:ap-beijing:uid/1250000000:examplebucket-1250000000/*"],"Sid": "costs-1539833197000000307620-46518-39"}]},"statusCode": 200,"headers": {}}
Parameter Name | Description | Type | Required |
Bucket | Bucket for which the bucket policy is queried in the format: BucketName-APPID | String | Yes |
Region | Bucket region. For the enumerated values, see Regions and Access Domain Names | String | Yes |
function(err, data) { ... }
Parameter Name | Description | Type |
err | Object returned when an error (network error or service error) occurs. If the request is successful, this is null. For more information, see Error Codes | Object |
data | Data returned when the request is successful. If the request fails, this is null | Object |
- Policy | Permission policy. For more information, see Cloud Access Management Practices > Policy Syntax | Object |
- - version | Version number, fixed as 2.0 | String |
- - statement | List of permission policy statements | ObjectArray |
- - - effect | Effect; enumerated values: allow, deny | String |
- - - principal | Identity information | ObjectArray |
- - - - qcs | ID string. Format: qcs::cam::uin/100000000001:uin/100000000011. 100000000001 is a root account, while 100000000011 is a sub-account | String |
- - - action | List of related actions subject to the policy. Wildcard * is supported | StringArray |
- - - resource | List of resource identification strings. Format: qcs::cos:<Region>:uid/<AppId>:<ShortBucketName>/*Example: qcs::cos:ap-beijing:uid/1250000000:examplebucket/* | StringArray |
- - condition | Constraints, can be left blank. For details, see Condition | ObjectArray |
Only the Bucket owner is allowed to initiate this request. You will receive a "204 No Content" error if the permission policy does not exist.
cos.deleteBucketPolicy({Bucket: 'examplebucket-1250000000', /*Required*/Region: 'COS_REGION', /* Bucket region. Required */}, function(err, data) {console.log(err || data);});
Parameter Name | Description | Type | Required |
Bucket | Bucket for which the bucket policy is deleted in the format: BucketName-APPID | String | Yes |
Region | Bucket region. For the enumerated values, see Regions and Access Domain Names | String | Yes |
function(err, data) { ... }
Parameter Name | Description | Type |
err | Object returned when an error (network error or service error) occurs. If the request is successful, this is null. For more information, see Error Codes | Object |
- statusCode | HTTP status code returned by the request, such as 200, 403, and 404 | Number |
- headers | Headers returned by the request | Object |
data | Data returned when the request is successful. If the request fails, this is null | Object |
- statusCode | HTTP status code returned by the request, such as 200, 403, and 404 | Number |
- headers | Headers returned by the request | Object |
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