Querying Objects in a Bucket

Queries objects in a bucket.

For details, see Calling APIs.

GET /v1.0-ext/{project_id}/objects

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the project ID, see Obtaining a Project ID .

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
bucket	Yes	String	Specifies the bucket name.
prefix	No	String	Queries the prefix of an object.
type	No	String	Queries the file type of an object.

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	No	String	User token The token can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is the user token.
Authorization	No	String	Authentication information. This parameter is mandatory when AK/SK-based authentication is used.
X-Project_Id	No	String	Project ID. This parameter is mandatory when AK/SK-based authentication is used. It is same as the project ID in path parameters.
X-Sdk-Date	No	String	Time when the request is sent. This parameter is mandatory when AK/SK-based authentication is used.

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
objects	Array of ObsObject objects	Returns the OBS object group.

**Table 5** ObsObject
Parameter	Type	Description
file_name	String	Object key
size	Long	File size
last_modified	String	Time when the file is last modified

Status code: 400

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code
error_msg	String	Error description

GET https://{endpoint}/v1/{project_id}/objects

Status code: 400

Objects in the bucket cannot be queried.

{
  "error_code" : "MPC.10209",
  "error_msg" : "Invalid input or output OBS path."
}

Status Code	Description
200	Objects in the bucket have been queried.
400	Objects in the bucket cannot be queried.

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