Help Center> Elastic Volume Service> API Reference> Out-of-Date APIs> Cinder API> Disk Management> Querying Extension APIs

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Querying Extension APIs

Function

This API is used to query extension APIs.

Calling Method

For details, see Calling APIs.

URI

GET /v3/{project_id}/extensions

**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.

Request Parameters

**Table 2** 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 3** Response body parameters
Parameter	Type	Description
extensions	Array of Extension objects	The list of extended APIs.

**Table 4** Extension
Parameter	Type	Description
alias	String	The alias of the extension.
description	String	The description.
links	Array of Link objects	The link of the disk transfer.
name	String	The name of the disk transfer.
updated	String	The last update time. Time format: UTC YYYY-MM-DDTHH:MM:SS.+XX.XX, in which +XX.XX is the time zone.

**Table 5** Link
Parameter	Type	Description
href	String	The corresponding shortcut link.
rel	String	The shortcut link marker name. Default: next

Status code: 400

**Table 6** Response body parameters
Parameter	Type	Description
error	Error object	The error message returned if an error occurs.

**Table 7** Error
Parameter	Type	Description
code	String	The error code returned if an error occurs. For details about error codes and their meanings, see Error Codes.
message	String	The error message returned if an error occurs.

Example Requests

GET https://{endpoint}/v3/{project_id}/extensions

Example Responses

Status code: 200

{
  "extensions" : [ {
    "updated" : "2013-04-18T00:00:00+00:00",
    "name" : "SchedulerHints",
    "links" : [ ],
    "alias" : "OS-SCH-HNT",
    "description" : "Pass arbitrary key/value pairs to the scheduler."
  }, {
    "updated" : "2011-06-29T00:00:00+00:00",
    "name" : "Hosts",
    "links" : [ ],
    "alias" : "os-hosts",
    "description" : "Admin-only host administration."
  }, {
    "updated" : "2011-11-03T00:00:00+00:00",
    "name" : "VolumeTenantAttribute",
    "links" : [ ],
    "alias" : "os-vol-tenant-attr",
    "description" : "Expose the internal project_id as an attribute of a volume."
  }, {
    "updated" : "2011-08-08T00:00:00+00:00",
    "name" : "Quotas",
    "links" : [ ],
    "alias" : "os-quota-sets",
    "description" : "Quota management support."
  }, {
    "updated" : "2011-08-24T00:00:00+00:00",
    "name" : "TypesManage",
    "links" : [ ],
    "alias" : "os-types-manage",
    "description" : "Types manage support."
  }, {
    "updated" : "2013-07-10T00:00:00+00:00",
    "name" : "VolumeEncryptionMetadata",
    "links" : [ ],
    "alias" : "os-volume-encryption-metadata",
    "description" : "Volume encryption metadata retrieval support."
  }, {
    "updated" : "2012-12-12T00:00:00+00:00",
    "name" : "Backups",
    "links" : [ ],
    "alias" : "backups",
    "description" : "Backups support."
  }, {
    "updated" : "2013-07-16T00:00:00+00:00",
    "name" : "SnapshotActions",
    "links" : [ ],
    "alias" : "os-snapshot-actions",
    "description" : "Enable snapshot manager actions."
  }, {
    "updated" : "2012-05-31T00:00:00+00:00",
    "name" : "VolumeActions",
    "links" : [ ],
    "alias" : "os-volume-actions",
    "description" : "Enable volume actions"
  }, {
    "updated" : "2013-10-03T00:00:00+00:00",
    "name" : "UsedLimits",
    "links" : [ ],
    "alias" : "os-used-limits",
    "description" : "Provide data on limited resources that are being used."
  }, {
    "updated" : "2012-05-31T00:00:00+00:00",
    "name" : "VolumeUnmanage",
    "links" : [ ],
    "alias" : "os-volume-unmanage",
    "description" : "Enable volume unmanage operation."
  }, {
    "updated" : "2011-11-03T00:00:00+00:00",
    "name" : "VolumeHostAttribute",
    "links" : [ ],
    "alias" : "os-vol-host-attr",
    "description" : "Expose host as an attribute of a volume."
  }, {
    "updated" : "2013-07-01T00:00:00+00:00",
    "name" : "VolumeTypeEncryption",
    "links" : [ ],
    "alias" : "encryption",
    "description" : "Encryption support for volume types."
  }, {
    "updated" : "2013-06-27T00:00:00+00:00",
    "name" : "AvailabilityZones",
    "links" : [ ],
    "alias" : "os-availability-zone",
    "description" : "Describe Availability Zones."
  }, {
    "updated" : "2013-08-02T00:00:00+00:00",
    "name" : "Qos_specs_manage",
    "links" : [ ],
    "alias" : "qos-specs",
    "description" : "QoS specs support."
  }, {
    "updated" : "2011-08-24T00:00:00+00:00",
    "name" : "TypesExtraSpecs",
    "links" : [ ],
    "alias" : "os-types-extra-specs",
    "description" : "Type extra specs support."
  }, {
    "updated" : "2013-08-08T00:00:00+00:00",
    "name" : "VolumeMigStatusAttribute",
    "links" : [ ],
    "alias" : "os-vol-mig-status-attr",
    "description" : "Expose migration_status as an attribute of a volume."
  }, {
    "updated" : "2012-08-13T00:00:00+00:00",
    "name" : "CreateVolumeExtension",
    "links" : [ ],
    "alias" : "os-image-create",
    "description" : "Allow creating a volume from an image in the Create Volume v1 API."
  }, {
    "updated" : "2014-01-10T00:00:00-00:00",
    "name" : "ExtendedServices",
    "links" : [ ],
    "alias" : "os-extended-services",
    "description" : "Extended services support."
  }, {
    "updated" : "2012-06-19T00:00:00+00:00",
    "name" : "ExtendedSnapshotAttributes",
    "links" : [ ],
    "alias" : "os-extended-snapshot-attributes",
    "description" : "Extended SnapshotAttributes support."
  }, {
    "updated" : "2012-12-07T00:00:00+00:00",
    "name" : "VolumeImageMetadata",
    "links" : [ ],
    "alias" : "os-vol-image-meta",
    "description" : "Show image metadata associated with the volume."
  }, {
    "updated" : "2012-03-12T00:00:00+00:00",
    "name" : "QuotaClasses",
    "links" : [ ],
    "alias" : "os-quota-class-sets",
    "description" : "Quota classes management support."
  }, {
    "updated" : "2013-05-29T00:00:00+00:00",
    "name" : "VolumeTransfer",
    "links" : [ ],
    "alias" : "os-volume-transfer",
    "description" : "Volume transfer management support."
  }, {
    "updated" : "2014-02-10T00:00:00+00:00",
    "name" : "VolumeManage",
    "links" : [ ],
    "alias" : "os-volume-manage",
    "description" : "Allows existing backend storage to be 'managed' by Cinder."
  }, {
    "updated" : "2012-08-25T00:00:00+00:00",
    "name" : "AdminActions",
    "links" : [ ],
    "alias" : "os-admin-actions",
    "description" : "Enable admin actions."
  }, {
    "updated" : "2012-10-28T00:00:00-00:00",
    "name" : "Services",
    "links" : [ ],
    "alias" : "os-services",
    "description" : "Services support."
  } ]
}

Status code: 400

Bad Request

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

Status Codes

Status Code	Description
200	OK
400	Bad Request

Error Codes

See Error Codes.

Parent Topic: Disk Management

Previous topic: Querying Details About an EVS Disk

Next topic: Expanding Capacity of an EVS Disk

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