Querying Details About All Disks
Function
This API is used to query details about all disks. Enterprise project authorization is supported.
URI
- URI format
- Parameter description
Parameter
Mandatory
Description
project_id
Yes
Specifies the project ID.
For details about how to obtain the project ID, see Obtaining a Project ID.
- Request filter parameters
Parameter
Type
Mandatory
Description
marker
String
No
Specifies the ID of the last record on the previous page. The returned value is the value of the item after this one.
name
String
No
Specifies the disk name. The value can contain a maximum of 255 bytes.
limit
Integer
No
Specifies the maximum number of query results that can be returned.
The value ranges from 1 to 1000, and the default value is 1000. The returned value cannot exceed this limit.
sort_key
String
No
Specifies 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.
sort_dir
String
No
Specifies the result sorting order. The default value is desc.- desc: indicates the descending order.
- asc: indicates the ascending order.
offset
Integer
No
Specifies the offset. All disks after this offset will be queried. The value must be an integer greater than 0 but less than the number of disks.
status
String
No
Specifies the disk status. For details, see EVS Disk Status.
metadata
String
No
Specifies the disk metadata.
availability_zone
String
No
Specifies the AZ.
multiattach
Boolean
No
Specifies whether the disk is shareable.- true: specifies a shared disk.
- false: specifies a non-shared disk.
service_type
String
No
Specifies the service type. Currently, the supported services are EVS, DSS, and DESS.
dedicated_storage_id
String
No
Specifies the ID of the DSS storage pool. All disks in the DSS storage pool can be filtered out. Only precise match is supported.
dedicated_storage_name
String
No
Specifies the name of the DSS storage pool. All disks in the DSS storage pool can be filtered out. Fuzzy match is supported.
volume_type_id
String
No
Specifies the disk type ID.
You can obtain the disk type ID in Querying EVS Disk Types. That is, the id value in the volume_types parameter description table.
id
String
No
Specifies the disk ID.
ids
Array of strings
No
Specifies the disk IDs. The parameter value is in the ids=["id1","id2",...,"idx"] format. In the response, the ids value contains valid disk IDs only. Invalid disk IDs will be ignored.
Details about a maximum of 60 disks can be queried.
If parameters id and ids are both specified in the request, id will be ignored.
server_id
String
No
Specifies the server ID.
This parameter is used to filter all the EVS disks that have been attached to this server.
enterprise_project_id
String
No
Specifies the enterprise project ID for filtering.
If input parameter all_granted_eps exists, disks in all enterprise projects that are within the permission scope will be queried.
NOTE:For more information about enterprise projects and how to obtain enterprise project IDs, see Enterprise Management User Guide.
Request
- Example request
GET https://{endpoint}/v2/{project_id}/cloudvolumes/detail?status=available&multiattach=true
Response
- Parameter description
Parameter
Type
Description
volumes
Array of objects
Specifies the list of queried disks. For details, see Parameters in the volumes field.
volumes_links
Array of objects
Specifies the query position marker in the disk list. If only some disks are returned in this query, the URL of the last disk queried will be returned. You can use this URL to continue to query the remaining disks in the next query. For details, see Parameters in the links field.
count
Integer
Specifies the number of queried disks. This value is not affected by the pagination.
error
Object
Specifies the error message returned when an error occurs. For details, see Parameters in the error field.
- Parameters in the volumes field
Parameter
Type
Description
id
String
Specifies the disk ID.
links
Array of objects
Specifies the disk URI. For details, see Parameters in the links field.
name
String
Specifies the disk name.
status
String
Specifies the disk status. For details, see EVS Disk Status.
attachments
Array of objects
Specifies the disk attachment information. For details, see Parameters in the attachments field.
availability_zone
String
Specifies the AZ to which the disk belongs.
os-vol-host-attr:host
String
Reserved field
source_volid
String
Specifies the source disk ID. This parameter has a value if the disk is created from a source disk.
Currently, this field is not supported by EVS.
snapshot_id
String
Specifies the snapshot ID. This parameter has a value if the disk is created from a snapshot.
description
String
Specifies the disk description.
created_at
String
Specifies the time when the disk was created.
Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX
volume_type
String
Specifies the disk type.
Currently, the value can be SSD, GPSSD, or SAS.- SSD: specifies the ultra-high I/O disk type.
- GPSSD: specifies the general purpose SSD disk type.
- SAS: specifies the high I/O disk type.
os-vol-tenant-attr:tenant_id
String
Specifies the ID of the tenant to which the disk belongs. The tenant ID is actually the project ID.
size
Integer
Specifies the disk size, in GB.
metadata
Object
Specifies the disk metadata. For details, see Parameters in the metadata field.
If metadata does not contain the hw:passthrough field, the disk device type is VBD.
If metadata does not contain the __system__encrypted field, the disk is not encrypted.
os-vol-mig-status-attr:migstat
String
Reserved field
os-vol-mig-status-attr:name_id
String
Reserved field
os-volume-replication:extended_status
String
Reserved field
encrypted
Boolean
Currently, this field is not supported by EVS.
replication_status
String
Reserved field
user_id
String
Reserved field
consistencygroup_id
String
Reserved field
bootable
String
Specifies whether the disk is bootable.- true: specifies a bootable disk.
- false: specifies a non-bootable disk.
updated_at
String
Specifies the time when the disk was updated.
Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX
shareable
String
Specifies whether the disk is shareable.
NOTE:This field is no longer used. Use multiattach.
multiattach
Boolean
Specifies whether the disk is shareable.- true: specifies a shared disk.
- false: specifies a non-shared disk.
volume_image_metadata
Object
Specifies the metadata of the disk image. This field has a value if the disk is created from an image. Otherwise, it is left empty.
NOTE:For details about volume_image_metadata, see Querying Image Details (Native OpenStack API).
service_type
String
Specifies the service type. The value can be EVS, DSS, or DESS.
dedicated_storage_id
String
Specifies the ID of the DSS storage pool accommodating the disk.
dedicated_storage_name
String
Specifies the name of the DSS storage pool accommodating the disk.
tags
Object
Specifies the disk tags.
This field is returned if the disk has tags. Otherwise, it is left empty.
wwn
String
Specifies the unique identifier used when attaching the disk.
enterprise_project_id
String
Specifies the ID of the enterprise project associated with the disk.
NOTE:For more information about enterprise projects and how to obtain enterprise project IDs, see Enterprise Management User Guide.
- Parameters in the links field
Parameter
Type
Description
href
String
Specifies the corresponding shortcut link.
rel
String
Specifies the shortcut link marker name.
- Parameters in the attachments field
Parameter
Type
Description
server_id
String
Specifies the ID of the server to which the disk is attached.
attachment_id
String
Specifies the ID of the attachment information.
attached_at
String
Specifies the time when the disk was attached.
Time format: UTC YYYY-MM-DDTHH:MM:SS.XXXXXX
host_name
String
Specifies the name of the physical host accommodating the server to which the disk is attached.
volume_id
String
Specifies the disk ID.
device
String
Specifies the device name.
id
String
Specifies the ID of the attached resource.
- Parameters in the metadata field
Parameter
Type
Description
__system__encrypted
String
Specifies the parameter that describes the encryption function in metadata. The value can be 0 or 1.- 0: indicates the disk is not encrypted.
- 1: indicates the disk is encrypted.
- If this parameter does not appear, the disk is not encrypted by default.
__system__cmkid
String
Specifies the parameter that describes the encryption CMK ID in metadata. This parameter is used together with __system__encrypted for encryption. The length of cmkid is fixed at 36 bytes.
hw:passthrough
String
Specifies the parameter that describes the disk device type in metadata. The value can be true or false.- If this parameter is set to true, the disk device type is SCSI, that is, Small Computer System Interface (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 (the default type), that is, Virtual Block Device (VBD), which supports only simple SCSI read/write commands.
- If this parameter does not appear, the disk device type is VBD.
full_clone
String
Specifies the clone method. When the disk is created from a snapshot, the parameter value is 0, indicating the linked cloning method.
orderID
String
Specifies the parameter that describes the disk billing mode in metadata.
If this parameter is specified, 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.
- Parameters in the error field
Parameter
Type
Description
message
String
Specifies the error message returned when an error occurs.
code
String
Specifies the error code returned when an error occurs.
For details about the error code, see Error Codes.
- Example response
{ "count": 1, "volumes": [ { "attachments": [ ], "availability_zone": "az-dc-1", "bootable": "false", "consistencygroup_id": null, "created_at": "2016-05-25T02:42:10.856332", "description": null, "encrypted": false, "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-mig-status-attr:migstat": null, "os-vol-mig-status-attr:name_id": null, "os-vol-tenant-attr:tenant_id": "dd14c6ac581f40059e27f5320b60bf2f", "os-volume-replication:extended_status": null, "replication_status": "disabled", "multiattach": false, "size": 1, "snapshot_id": null, "source_volid": null, "status": "available", "updated_at": "2016-05-25T02:42:22.341984", "user_id": "b0524e8342084ef5b74f158f78fc3049", "volume_type": "SATA", "service_type": "EVS", "dedicated_storage_id": null, "dedicated_storage_name": null, "wwn": " 688860300000d136fa16f48f05992360" } ], "volumes_links": [ { "href": "https://volume.localdomain.com:8776/v2/dd14c6ac581f40059e27f5320b60bf2f/volumes/detail?limit=1&marker=b104b8db-170d-441b-897a-3c8ba9c5a214", "rel": "next" } ] }or
{ "error": { "message": "XXXX", "code": "XXX" } }In the preceding example, error indicates a general error, for example, badRequest or itemNotFound. An example is provided as follows:
{ "badRequest": { "message": "XXXX", "code": "XXX" } }
Error Codes
For details, see Error Codes.
Last Article: Expanding Capacity of an EVS Disk
Next Article: Querying Details About a Disk
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