Help Center/ Elastic Volume Service/ API Reference/ API/ Standard Snapshot Management/ Querying Details About a Snapshot

Updated on 2025-11-13 GMT+08:00

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Querying Details About a Snapshot

Function

This API is used to query details about a snapshot. Standard snapshots are available only in some regions.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
If you are using identity policy-based authorization, no identity policy-based permission required for calling this API.

URI

GET /v5/{project_id}/snapshots/{snapshot_id}

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Definition The project ID. For details, see Obtaining a Project ID. Constraints N/A Range N/A Default Value N/A
snapshot_id	Yes	String	Definition The snapshot ID. You can call the Querying Details About EVS Snapshots API to obtain the snapshot ID. Constraints N/A Range N/A Default Value N/A

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	Definition The user token. It 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. Constraints N/A Range N/A Default Value N/A

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
snapshot	SnapshotDetailV5 object

**Table 4** SnapshotDetailV5
Parameter	Type	Description
id	String	Definition The snapshot ID. Range N/A
name	String	Definition The snapshot name. Snapshots whose names started with the autobk_snapshot_ prefix are automatically created by the system during backup creation. Such snapshots cannot be deleted or used to roll back data. Range N/A
description	String	Definition The snapshot description. Range N/A
created_at	String	Definition The time when the snapshot was created. Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX Range N/A
updated_at	String	Definition The time when the snapshot was updated. Range N/A
volume_id	String	Definition The ID of the snapshot's source disk. Range N/A
size	String	Definition The snapshot size, in GiB. Range N/A
status	String	Definition The snapshot status. Range For details, see EVS Snapshot Status.
project_id	String	Definition The project ID. Range N/A
enterprise_project_id	String	Definition The ID of the enterprise project to which the snapshot belongs. Range N/A
encrypted	Boolean	Definition Whether the snapshot is encrypted. Range N/A
cmk_id	String	Definition The ID of the encryption key used by the snapshot's source disk. Range N/A
category	String	Definition The snapshot type. Range standard or flash
availability_zone	String	Definition The AZ to which the snapshot belongs. Range N/A
tags	Map<String,String>	Definition The snapshot tags. Range N/A
instant_access	Boolean	Definition Whether Instant Snapshot Restore is enabled. Range true: enabled. Only SSD-backed disks support this function. false: disabled. Snapshots with Instant Snapshot Restore disabled are standard snapshots.
retention_at	String	Definition The snapshot retention duration. Range N/A
instant_access_retention_at	String	Definition The retention duration of Instant Snapshot Restore. After the retention duration ends, Instant Snapshot Restore is automatically disabled for snapshots. Range By default, the value of this parameter is the same as that of retention_at.
incremental	Boolean	Definition Whether the snapshot is an incremental snapshot. Range true or false
snapshot_type	String	Definition The snapshot creation source. Range auto: automatically created user: manually created copy: replicated
progress	String	Definition The snapshot creation progress, in percentage. Range N/A
encrypt_algorithm	String	Definition The snapshot encryption algorithm. Range N/A
snapshot_chains	Array of SnapshotChains objects	Definition The snapshot chain to which the snapshot belongs. Range N/A
snapshot_group_id	String	Definition The ID of the snapshot consistency group to which the snapshot belongs. Range N/A

**Table 5** SnapshotChains
Parameter	Type	Description
id	String	Definition The snapshot chain ID. Range N/A
availability_zone	String	Definition The AZ of the disk that the snapshot chain belongs to. Range N/A
snapshot_count	Integer	Definition The number of snapshots on the snapshot chain. Range ≥ 0
capacity	Integer	Definition The snapshot chain storage usage. Range The value is greater than or equal to 0.
project_id	String	Definition The project ID. Range N/A
volume_id	String	Definition The ID of the disk that the snapshot chain belongs to. Range N/A
category	String	Definition The snapshot chain type. Range The value can be standard or standard_copy.
created_at	String	Definition The creation time. Range N/A
updated_at	String	Definition The update time. Range N/A

Status code: 400

**Table 6** Response body parameters
Parameter	Type	Description
error	Error object	Definition The error information returned if an error occurs. Range N/A

**Table 7** Error
Parameter	Type	Description
code	String	Definition The error code returned if an error occurs. Range For details about the error code, see Error Codes.
message	String	Definition The error message returned if an error occurs. Range N/A

Example Requests

GET https://{endpoint}/v5/{project_id}/snapshots/{snapshot_id}

Example Responses

Status code: 200

{
  "snapshot" : {
    "id" : "308c213b-5e09-478e-a772-c81b20749fea",
    "status" : "available",
    "project_id" : "7c08fb7726964bf5b70a1f55a4cd6017",
    "size" : 1,
    "name" : null,
    "description" : null,
    "cmk_id" : null,
    "encrypted" : false,
    "created_at" : "2023-07-03T08:53:13.373010",
    "updated_at" : "2023-07-03T08:53:13.578010",
    "volume_id" : "66016b8d-b850-4afb-b2a4-d5903e9ffb59",
    "enterprise_project_id" : "0",
    "category" : "flash",
    "availability_zone" : "az2.dc2",
    "tags" : { },
    "instant_access" : true,
    "instant_access_retention_at" : "2023-07-07T08:53:13.373010",
    "retention_at" : "2023-07-07T08:53:13.373010"
  }
}

Status code: 400

Bad Request

{
  "error" : {
    "message" : "XXXX",
    "code" : "EVS.XXX"
  }
}

Status Codes

Status Code	Description
200	OK
400	Bad Request

Error Codes

See Error Codes.

Parent topic: Standard Snapshot Management

Previous topic: Updating Snapshot Information

Next topic: Querying Details About All Snapshots

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