Below are Cloud Object Storage (COS) APIs and their descriptions:
Service APIs
| API |
Operation |
Description |
| GET Service |
Querying bucket list |
Queries the list of all buckets under a specified account |
Bucket APIs
Basic Operation APIs
| API |
Operation |
Description |
| PUT Bucket |
Creating a bucket |
Creates a bucket under a specified account |
| GET Bucket（List Object） |
Querying object list |
Queries some or all objects in a bucket |
| HEAD Bucket |
Retrieving information on a bucket and its permission |
Checks whether a bucket exists and whether you have permission to access it |
| DELETE Bucket |
Deleting a bucket |
Deletes an empty bucket under a specified account |
Access Control List (acl) APIs
| API |
Operation |
Description |
| PUT Bucket acl |
Setting bucket ACL |
Sets the ACL for a specified bucket |
| GET Bucket acl |
Querying bucket ACL |
Queries the ACL of a bucket |
Cross-Origin Resource Sharing (cors) APIs
| API |
Operation |
Description |
| PUT Bucket cors |
Setting cross-origin access configuration |
Sets cross-origin access permissions for a bucket |
| GET Bucket cors |
Querying cross-origin access configuration |
Queries the cross-origin access configuration of a bucket |
| DELETE Bucket cors |
Deleting cross-origin access configuration |
Deletes the cross-origin access configuration of a bucket |
Lifecycle (lifecycle) APIs
| API |
Operation |
Description |
| PUT Bucket lifecycle |
Setting lifecycle |
Sets lifecycle management configuration of a bucket |
| GET Bucket lifecycle |
Querying lifecycle |
Queries the lifecycle management configuration of a bucket |
| DELETE Bucket lifecycle |
Deleting lifecycle |
Deletes the lifecycle management configuration of a bucket |
Bucket Policy (policy) APIs
| API |
Operation |
Description |
| PUT Bucket policy |
Setting bucket policies |
Sets permission policies for a specified bucket |
| GET Bucket policy |
Querying bucket policies |
Queries the permission policies of a specified bucket |
| DELETE Bucket policy |
Deleting bucket policies |
Deletes the permission policies of a specified bucket |
Hotlink Protection (referer) APIs
| API |
Operation |
Description |
| PUT Bucket referer |
Setting bucket referer |
Sets Referer-based whitelist or blacklist for a bucket |
| GET Bucket referer |
Querying bucket referer |
Queries Referer-based whitelist or blacklist for a bucket |
Tag (tagging) APIs
Static Website (website) APIs
| API |
Operation |
Description |
| PUT Bucket website |
Setting bucket website |
Configures a static website for a bucket |
| GET Bucket website |
Querying bucket website |
Queries the static website configuration associated with a bucket |
| DELETE Bucket website |
Deleting bucket website |
Deletes the static website configuration of a specified bucket |
Object APIs
Basic Operation APIs
| API |
Operation |
Description |
| PUT Object |
Simply uploading an object |
Uploads an object to a bucket |
| PUT Object - Copy |
Copying an object |
Copies a file to a destination path |
| POST Object |
Uploading an object using a form |
Uploads an object using a form request |
| GET Object |
Downloading an object |
Downloads an object to the local file system |
| HEAD Object |
Querying object metadata |
Queries the metadata of an object |
| DELETE Object |
Deleting a single object |
Deletes a specified object from a bucket |
| DELETE Multiple Objects |
Deleting multiple objects |
Deletes multiple objects in a single request |
| OPTIONS Object |
Pre-requesting cross-origin access configuration |
Sends a pre-request to check whether a real cross-origin access request can be sent |
| POST Object restore |
Restoring an archived object |
Restores an archived object for access |
Access Control APIs
| API |
Operation |
Description |
| PUT Object acl |
Setting object ACL |
Sets the ACL for a specified object in a bucket |
| GET Object acl |
Querying object ACL |
Queries the ACL of an object |
Multipart Upload APIs
