Help Center> Elastic Volume Service> API Reference> API> Disk Management> Querying Details About All EVS Disks
Updated on 2024-02-27 GMT+08:00

Querying Details About All EVS Disks

Function

This API is used to query details about all EVS disks.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/cloudvolumes/detail

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

The project ID. For details about how to obtain the project ID, see Obtaining a Project ID.

Table 2 Query Parameters

Parameter

Mandatory

Type

Description

marker

No

String

The pagination query by disk ID. Data on the first page is queried by default. When a disk ID is specified in marker, information of all disks following the specified disk is queried. (Information of the specified disk is not included in the query results.)

name

No

String

The disk name.

limit

No

Integer

The maximum number of query results that can be returned. The default value is 1000.

Minimum: 1

Maximum: 1000

Default: 1000

sort_key

No

String

The keyword based on which the returned results are sorted. The value can be id, status, size, or created_at, and the default value is created_at.

offset

No

Integer

The query offset. This parameter is used together with *limit when you query EVS disks. For example, there are a total of 30 EVS disk. If you set offset to 11 and limit to 10, the query starts from the twelfth disk, and a maximum of 10 disks can be queried at a time.

sort_dir

No

String

The result sorting order. The default value is desc. desc: the descending order asc: the ascending order

status

No

String

The disk status. For details, see EVS Disk Status.

metadata

No

String

The disk metadata.

availability_zone

No

String

The AZ information.

multiattach

No

Boolean

Whether the disk is shareable. true: The disk is shareable. false: The disk is not shareable.

service_type

No

String

The service type. Supported services are EVS, DSS, and DESS.

dedicated_storage_id

No

String

The dedicated storage pool ID. All disks in the dedicated storage pool can be filtered by exact match.

dedicated_storage_name

No

String

The dedicated storage pool name. All disks in the dedicated storage pool can be filtered by fuzzy match.

volume_type_id

No

String

The disk type ID. To obtain the ID, see the value of id in the table for describing the volume_types parameter in Querying EVS Disk Types..

id

No

String

The disk ID.

ids

No

String

The disk IDs. The value is in the ids=['id1','id2',...,'idx'] format. In the response, the ids value contains valid disk IDs only. Invalid disk IDs are ignored. The details about a maximum of 60 disks can be queried. If id and ids are both specified in the request, id will be ignored.

enterprise_project_id

No

String

The enterprise project ID, which is used for filtering.

If all_granted_eps is transferred, the disks in all enterprise projects that are within the permission scope will be queried.

For details about how to obtain enterprise project IDs and enterprise project features, see Overview.

server_id

No

String

The server ID.

root_resource_type

No

String

The root resource type.

root_resource_id

No

String

The root resource ID.

parent_resource_type

No

String

The parent resource type.

parent_resource_id

No

String

The parent resource ID.

bootable

No

Boolean

Whether the disk is a boot disk or system disk. true indicates that the disk is a boot disk or system disk, and false indicates that the disk is a data disk.

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

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.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

count

Integer

The number of queried disks. This value is not affected by the pagination.

volumes_links

Array of Link objects

The query position marker in the disk list. If only some disks are returned in this query, the URL of the last disk queried is returned. You can use this URL to continue to query the remaining disks in the next query.

volumes

Array of VolumeDetail objects

The list of returned disks.

Table 5 VolumeDetail

Parameter

Type

Description

id

String

The disk ID.

links

Array of Link objects

The disk URI.

name

String

The disk name.

status

String

The disk status. For details, see EVS Disk Status.

attachments

Array of Attachment objects

The disk attachment information.

availability_zone

String

The AZ to which the disk belongs.

os-vol-host-attr:host

String

The reserved field.

source_volid

String

The source disk ID. This parameter has a value if the disk is created from a source disk.

This field is currently not supported.

snapshot_id

String

The snapshot ID. This parameter has a value if the disk is created from a snapshot.

description

String

The disk description.

created_at

String

The time when the disk was created. Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX

os-vol-tenant-attr:tenant_id

String

The ID of the tenant to which the disk belongs. The tenant ID is the same as the project ID.

volume_image_metadata

Map<String,Object>

The metadata of the disk image.

NOTE:

For details about the volume_image_metadata field, see Querying Image Details (Native OpenStack API).

volume_type

String

The disk type.

The value can be SATA, SAS, GPSSD, SSD, ESSD, GPSSD2, or ESSD2.

  • SATA: the common I/O type (sold out)

  • SAS: the high I/O type

  • GPSSD: the general purpose SSD type

  • SSD: the ultra-high I/O type

  • ESSD: the extreme SSD type

  • GPSSD2: the general purpose SSD V2 type

  • ESSD2: the extreme SSD V2 type

size

Integer

The disk size, in GiB.

consistencygroup_id

String

The reserved field.

bootable

String

Whether the disk is bootable. true: The disk is bootable. false: The disk is not bootable.

metadata

Map<String,Object>

The disk metadata. __system__cmkid: The encryption CMK ID in metadata. This parameter is used together with __system__encrypted for encryption. The length of the CMK ID is fixed at 36 bytes.

For details about how to obtain the key ID, see Querying the Key List.

__system__encrypted

The encryption field in metadata. The value can be 0 (no encryption) or 1 (encryption).

If this parameter is not specified, the encryption attribute of the disk is the same as that of the data source. If the disk is not created from a data source, the disk is not encrypted by default.

full_clone

The creation method when the disk is created from a snapshot.

  • 0: linked clone

  • 1: full clone

hw:passthrough

  • If this parameter value is true, the disk device type is SCSI, which allows ECS OSs to directly access the underlying storage media and supports SCSI reservation commands.

  • If this parameter is set to false, the disk device type is VBD, which is also the default type. VBD supports only simple SCSI read/write commands.

  • If this parameter is not specified, the disk device type is VBD.

orderID

The parameter that describes the disk billing mode in metadata.

If this parameter has a value, the disk is billed on a yearly/monthly basis. If this parameter is not specified, the disk is billed on a pay-per-use basis.

updated_at

String

The time when the disk was updated. Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX

encrypted

Boolean

This field is currently not supported.

replication_status

String

The reserved field.

os-volume-replication:extended_status

String

The reserved field.

os-vol-mig-status-attr:migstat

String

The reserved field.

os-vol-mig-status-attr:name_id

String

The reserved field.

shareable

String

Whether the disk is shareable. The value can be true (shareable) or false (non-shareable). This field has been deprecated. Use multiattach.

user_id

String

The reserved field.

service_type

String

The service type. Supported services are EVS, DSS, and DESS.

multiattach

Boolean

Whether the disk is shareable.

dedicated_storage_id

String

The ID of the dedicated storage pool housing the disk.

dedicated_storage_name

String

The name of the dedicated storage pool housing the disk.

tags

Map<String,String>

The disk tags. This field has values if the disk has tags. Or, it is left empty.

wwn

String

The unique identifier used when attaching the disk.

enterprise_project_id

String

The ID of the enterprise project that the disk has been added to.

For details about how to obtain enterprise project IDs and enterprise project features, see Overview.

serial_number

String

The disk serial number. This field is returned only for non-HyperMetro SCSI disks and is used for disk mapping in the VM.

iops

iops object

The disk IOPS information. This parameter appears only for a general purpose SSD V2 or an extreme SSD V2 disk.

throughput

throughput object

The disk throughput information. This parameter appears only for a general purpose SSD V2 disk.

root_resource_type

String

The root resource type.

root_resource_id

String

The root resource ID.

parent_resource_type

String

The parent resource type.

parent_resource_id

String

The parent resource ID.

Table 7 Attachment

Parameter

Type

Description

attached_at

String

The time when the disk was attached.

Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX

attachment_id

String

The attachment ID.

device

String

The device name.

host_name

String

The name of the physical host housing the cloud server to which the disk is attached.

id

String

The ID of the attached disk.

server_id

String

The ID of the server to which the disk is attached.

volume_id

String

The disk ID.

Table 8 iops

Parameter

Type

Description

frozened

Boolean

The frozen tag.

Default: false

id

String

The ID of the disk IOPS.

total_val

Integer

The IOPS.

Table 9 throughput

Parameter

Type

Description

frozened

Boolean

The frozen tag.

Default: false

id

String

The throughput ID.

total_val

Integer

The throughput.

Status code: 400

Table 10 Response body parameters

Parameter

Type

Description

error

Error object

The error message returned if an error occurs. For details, seeParameters in the error field.

Table 11 Error

Parameter

Type

Description

code

String

The error code returned if an error occurs. For the error codes and their meanings, see Error Codes.

message

String

The error message returned if an error occurs.

Example Requests

  • Querying details of disks whose IDs are e92ba908-82f8-4728-b8cc-82f2f56bd461, 40g42920-4243-420f-8bb2-a0bd7660fbd8, and b1fd8dcc-dd67-4edf-b89e-87c3485112ec (The disks are sorted by size.)

    GET https://{endpoint}/v2/{project_id}/cloudvolumes/detail?ids=['e92ba908-82f8-4728-b8cc-82f2f56bd461', '40g42920-4243-420f-8bb2-a0bd7660fbd8', 'b1fd8dcc-dd67-4edf-b89e-87c3485112ec']&offset=0&limit=100&sort_key=size&sort_dir=asc
  • Query details of all shared data disks of an ECS (The ECS ID is 3ffcbe9d-e5bf-45f4-aa0a-670b54bda66c. The returned results are sorted in ascending order.)

    GET https://{endpoint}/v2/{project_id}/cloudvolumes/detail?server_id=3ffcbe9d-e5bf-45f4-aa0a-670b54bda66c&multiattach=true&sort_dir=asc

Example Responses

Status code: 200

OK

{
  "count" : 1,
  "volumes" : [ {
    "attachments" : [ ],
    "availability_zone" : "az-dc-1",
    "bootable" : "false",
    "created_at" : "2016-05-25T02:42:10.856332",
    "id" : "b104b8db-170d-441b-897a-3c8ba9c5a214",
    "links" : [ {
      "href" : "https://volume.localdomain.com:8776/v2/dd14c6ac581f40059e27f5320b60bf2f/volumes/b104b8db-170d-441b-897a-3c8ba9c5a214",
      "rel" : "self"
    }, {
      "href" : "https://volume.localdomain.com:8776/dd14c6ac581f40059e27f5320b60bf2f/volumes/b104b8db-170d-441b-897a-3c8ba9c5a214",
      "rel" : "bookmark"
    } ],
    "metadata" : { },
    "name" : "zjb_u25_test",
    "os-vol-host-attr:host" : "pod01.xxx#SATA",
    "volume_image_metadata" : { },
    "os-vol-tenant-attr:tenant_id" : "dd14c6ac581f40059e27f5320b60bf2f",
    "replication_status" : "disabled",
    "multiattach" : false,
    "size" : 1,
    "status" : "available",
    "updated_at" : "2016-05-25T02:42:22.341984",
    "user_id" : "b0524e8342084ef5b74f158f78fc3049",
    "volume_type" : "SATA",
    "service_type" : "EVS",
    "wwn" : " 688860300000d136fa16f48f05992360"
  } ],
  "volumes_links" : [ {
    "href" : "https://volume.localdomain.com:8776/v2/dd14c6ac581f40059e27f5320b60bf2f/volumes/detail?limit=1&marker=b104b8db-170d-441b-897a-3c8ba9c5a214",
    "rel" : "next"
  } ]
}

Status code: 400

Bad Request

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

SDK Sample Code

The SDK sample code is as follows.

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.evs.v2.region.EvsRegion;
import com.huaweicloud.sdk.evs.v2.*;
import com.huaweicloud.sdk.evs.v2.model.*;


public class ListVolumesSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        EvsClient client = EvsClient.newBuilder()
                .withCredential(auth)
                .withRegion(EvsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListVolumesRequest request = new ListVolumesRequest();
        request.withMarker("<marker>");
        request.withName("<name>");
        request.withLimit(<limit>);
        request.withSortKey("<sort_key>");
        request.withOffset(<offset>);
        request.withSortDir("<sort_dir>");
        request.withStatus("<status>");
        request.withMetadata("<metadata>");
        request.withAvailabilityZone("<availability_zone>");
        request.withMultiattach(<multiattach>);
        request.withServiceType("<service_type>");
        request.withDedicatedStorageId("<dedicated_storage_id>");
        request.withDedicatedStorageName("<dedicated_storage_name>");
        request.withVolumeTypeId("<volume_type_id>");
        request.withId("<id>");
        request.withIds("<ids>");
        request.withEnterpriseProjectId("<enterprise_project_id>");
        request.withServerId("<server_id>");
        try {
            ListVolumesResponse response = client.listVolumes(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}
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# coding: utf-8

from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkevs.v2.region.evs_region import EvsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkevs.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.getenv("CLOUD_SDK_AK")
    sk = os.getenv("CLOUD_SDK_SK")

    credentials = BasicCredentials(ak, sk) \

    client = EvsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(EvsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListVolumesRequest()
        request.marker = "<marker>"
        request.name = "<name>"
        request.limit = <limit>
        request.sort_key = "<sort_key>"
        request.offset = <offset>
        request.sort_dir = "<sort_dir>"
        request.status = "<status>"
        request.metadata = "<metadata>"
        request.availability_zone = "<availability_zone>"
        request.multiattach = <Multiattach>
        request.service_type = "<service_type>"
        request.dedicated_storage_id = "<dedicated_storage_id>"
        request.dedicated_storage_name = "<dedicated_storage_name>"
        request.volume_type_id = "<volume_type_id>"
        request.id = "<id>"
        request.ids = "<ids>"
        request.enterprise_project_id = "<enterprise_project_id>"
        request.server_id = "<server_id>"
        response = client.list_volumes(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    evs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/evs/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/evs/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/evs/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := evs.NewEvsClient(
        evs.EvsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListVolumesRequest{}
	markerRequest:= "<marker>"
	request.Marker = &markerRequest
	nameRequest:= "<name>"
	request.Name = &nameRequest
	limitRequest:= int32(<limit>)
	request.Limit = &limitRequest
	sortKeyRequest:= "<sort_key>"
	request.SortKey = &sortKeyRequest
	offsetRequest:= int32(<offset>)
	request.Offset = &offsetRequest
	sortDirRequest:= "<sort_dir>"
	request.SortDir = &sortDirRequest
	statusRequest:= "<status>"
	request.Status = &statusRequest
	metadataRequest:= "<metadata>"
	request.Metadata = &metadataRequest
	availabilityZoneRequest:= "<availability_zone>"
	request.AvailabilityZone = &availabilityZoneRequest
	multiattachRequest:= <multiattach>
	request.Multiattach = &multiattachRequest
	serviceTypeRequest:= "<service_type>"
	request.ServiceType = &serviceTypeRequest
	dedicatedStorageIdRequest:= "<dedicated_storage_id>"
	request.DedicatedStorageId = &dedicatedStorageIdRequest
	dedicatedStorageNameRequest:= "<dedicated_storage_name>"
	request.DedicatedStorageName = &dedicatedStorageNameRequest
	volumeTypeIdRequest:= "<volume_type_id>"
	request.VolumeTypeId = &volumeTypeIdRequest
	idRequest:= "<id>"
	request.Id = &idRequest
	idsRequest:= "<ids>"
	request.Ids = &idsRequest
	enterpriseProjectIdRequest:= "<enterprise_project_id>"
	request.EnterpriseProjectId = &enterpriseProjectIdRequest
	serverIdRequest:= "<server_id>"
	request.ServerId = &serverIdRequest
	response, err := client.ListVolumes(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

OK

400

Bad Request

Error Codes

See Error Codes.