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Help Center/ Scalable File Service/ API Reference/ SFS Turbo APIs/ Storage Interworking Management/ Obtaining Details About a Storage Backend

Obtaining Details About a Storage Backend

Updated on 2025-04-28 GMT+08:00

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Function

This API is used to obtain details about a storage backend.

Constraints

This API is only supported for SFS Turbo 1,000 MB/s/TiB, 500 MB/s/TiB, 250 MB/s/TiB, 125 MB/s/TiB, 40 MB/s/TiB, and 20 MB/s/TiB file systems.

URI

GET /v1/{project_id}/sfs-turbo/shares/{share_id}/targets/{target_id}

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	The project ID.
share_id	Yes	String	The file system ID.
target_id	Yes	String	The storage backend ID.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	The account token.
Content-Type	Yes	String	The MIME type.

Response Parameters

Status code: 200

**Table 3** Response header parameters
Parameter	Type	Description
X-request-id	String	The request ID.

**Table 4** Response body parameters
Parameter	Type	Description
target_id	String	The storage backend ID.
creation_time	String	The time when the storage backend was added.
file_system_path	String	The interworking directory name.
failure_details	FailureDetailsMessage object	The association error information.
lifecycle	String	The association status. Enumeration values: CREATING AVAILABLE MISCONFIGURED DELETING FAILED
obs	ObsDataRepository object	The OBS storage backend.

**Table 5** FailureDetailsMessage
Parameter	Type	Description
message	String	The error message.

**Table 6** ObsDataRepository
Parameter	Type	Description
bucket	String	The OBS bucket name.
endpoint	String	The OBS bucket endpoint.
policy	ObsDataRepositoryPolicy object	The auto synchronization policy of the storage backend.
attributes	ObsTargetAttributes object	The attributes of the storage backend. This parameter is not supported for file systems that are created on or before June 30, 2024 and have not been upgraded. Submit a service ticket if you need it.

**Table 7** ObsDataRepositoryPolicy
Parameter	Type	Description
auto_export_policy	AutoExportPolicy object	The auto export policy of the storage backend. If enabled, all updates made on the file system will be automatically exported to the OBS bucket.

**Table 8** AutoExportPolicy
Parameter	Type	Description
events	Array of strings	The type of data automatically exported to the OBS bucket. NEW: Files created and then modified in the SFS Turbo interworking directory. Any data or metadata modifications made will be automatically synchronized to the OBS bucket. CHANGED: Files previously imported from the OBS bucket and then modified in the SFS Turbo interworking directory. Any data or metadata modifications made will be automatically synchronized to the OBS bucket. DELETED: Files deleted from the SFS Turbo interworking directory. Deletions will be automatically synchronized to the OBS bucket, and only such files that were previously exported to the bucket will be deleted. Enumeration values: NEW CHANGED DELETED
prefix	String	The prefix to be matched in the storage backend.
suffix	String	The suffix to be matched in the storage backend.

**Table 9** ObsTargetAttributes
Parameter	Type	Description
file_mode	Integer	The permissions on the imported file. Value range: 0 to 777 The first digit indicates the permissions of the file owner, and its value ranges from 0 to 7. The second digit indicates the permissions of the user group to which the file belongs, and its value ranges from 0 to 7. The third digit indicates the permissions of other users, and its value ranges from 0 to 7. The file owner is specified by UID, and the user group to which the file belongs is specified by GID. Users who are not the file owner and not in the user group to which the file belongs are other users. Values 4, 2, and 1 indicate the read, write, and execute permissions respectively. The total value between 1 and 7 represents the access permissions. For example, the first digit 7 in 750 indicates that the file owner has the read, write, and execute permissions on the file, the second digit 5 indicates that the user group to which the file belongs has the read and execute permissions on the file, and the third digit 0 indicates that other users have no permission on the file.
dir_mode	Integer	The permissions on the imported directory. Value range: 0 to 777 The first digit indicates the permissions of the directory owner, and its value ranges from 0 to 7. The second digit indicates the permissions of the user group to which the directory belongs, and its value ranges from 0 to 7. The third digit indicates the permissions of other users, and its value ranges from 0 to 7. The directory owner is specified by UID, and the user group to which the directory belongs is specified by GID. Users who are not the directory owner and not in the user group to which the directory belongs are other users. Values 4, 2, and 1 indicate the read, write, and execute permissions respectively. The total value between 1 and 7 represents the access permissions. For example, the first digit 7 in 750 indicates that the directory owner has the read, write, and execute permissions on the directory, the second digit 5 indicates that the user group to which the directory belongs has the read and execute permissions on the directory, and the third digit 0 indicates that other users have no permission on the directory.
uid	Integer	The ID of the user who owns the imported object. The default value is 0. The value ranges from 0 to 4294967294 (2^32-2).
gid	Integer	The ID of the user group to which the imported object belongs. The default value is 0. The value ranges from 0 to 4294967294 (2^32-2).

Status code: 404

**Table 10** Response body parameters
Parameter	Type	Description
errCode	String	The error code.
errMsg	String	The error message.

Status code: 500

**Table 11** Response body parameters
Parameter	Type	Description
errCode	String	The error code.
errMsg	String	The error message.

Example Requests

Obtaining details about the storage backend whose ID is 11abef677ac40f46644d1d5cfc2424a4 for the file system whose ID is 77ba6f4b-6365-4895-8dda-bc7142af4dde

GET HTTPS://{endpoint}/v1/{project_id}/sfs-turbo/shares/77ba6f4b-6365-4895-8dda-bc7142af4dde/targets/11abef677ac40f46644d1d5cfc2424a4

Example Responses

Status code: 200

Task delivered

{
  "target_id" : "00000334-xxxx-402d-a5d4-bxxxxx87b939",
  "creation_time" : "2023-10-10T12:02:03",
  "file_system_path" : "sfsturboDirName",
  "lifecycle" : "CREATING",
  "obs" : {
    "bucket" : "myBucket",
    "endpoint" : "obs.region.example.com"
  }
}

Status code: 404

Error response

{
  "errCode" : "SFS.TURBO.0126",
  "errMsg" : "target not found, not bound yet"
}

Status code: 500

Error response

{
  "errCode" : "SFS.TURBO.0005",
  "errMsg" : "internal server error"
}

Status Codes


Status Code	Description
200	Task delivered
404	Error response
500	Error response

Error Codes

See Error Codes.

Parent topic: Storage Interworking Management

Previous topic: Listing Storage Backends

Next topic: Removing a Storage Backend

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