Resize server¶

Overview¶

Resizes the specified server.

Classification¶

Resize

API Operation Object¶

action

Synchronous / Asynchronous¶

asynchronous

Request¶

HTTP Request Method¶

POST

HTTP Request Path¶

{api_endpoint}/v2/{project_id}/servers/{server_id}/action

HTTP Request Header¶

Format¶

Accept-Encoding: gzip, deflate, compress (optional)
Accept: application/json
X-Auth-Token: <token_id>
Content-Type: application/json

HTTP Request Body¶

Format¶

{
    "resize": {
        "flavorRef": "<flavor_id>",
        "OS-DCF:diskConfig": "AUTO"
    }
}

Request Parameter¶

Request Parameters¶
name	style	format	description	required/optional	default value	action for invalid parameter	response code for invalid parameter
project_id	URL	UUID(3)	Project id	required	-	Terminate	400, 404
server_id	URL	UUID String	instance id	required	-	Terminate	404
token_id	Header	authentication token string	keystone authentication token	required	-	Terminate	401
flavor_id	Body	String(1-255 characters)	flavor id	required	-	Terminate	400

Response¶

HTTP Response Header¶

Format¶

HTTP/1.1 <response_code> <message>       (ex. 202 Accepted)

<response_code>: see “HTTP Responses” section
<message>: message based on the response code
- skip auto insert field such as “X-Compute-Request-Id” and “Content-Length”, “Date”

Response Code¶

Response Codes¶
response code	condition
202	normal end
400	invalid flavorRef value of body *not String(1-255 characters)
-	invalid project_id
-	not found flavorRef attribute of body
-	not found a specified flavor_id
-	specify same flavor(cell_type != compute)
-	no valid host was found
401	unauthorized by keystone
404	not found a specified instance
-	not found a specified project
-	not found a quota(internal error)
409	vm_state isn’t ACTIVE,STOPPED
413	over quota(TooManyInstances)
-	over quota(ram)
500	resize to zero disk flavor is not allowed(from non zero disk to zero disk)

HTTP Response Body¶

Format¶

none

Response Parameter¶

Response Parameters¶
item	format	description
none	-	-

Sample API Request and Response¶

Sample API Request¶

Request URI¶

https://example.com/v2/{project_id}/servers/{server_id}/action

Request Header¶

Accept-Encoding: gzip, deflate, compress (optional)
Accept: application/json
X-Auth-Token: ajk3adjiown02
Content-Type: application/json

Request Body¶

{
    "resize": {
        "flavorRef": "<flavor_id>",
        "OS-DCF:diskConfig": "AUTO"
    }
}

Sample API Response¶

Response Header¶

HTTP/1.1  202 Accepted

<response_code>: see “HTTP Responses” section
<message>: message based on the response code
- skip auto insert field such as “X-Compute-Request-Id” and “Content-Length”, “Date”

Response Body¶

none

Execution Example¶

HTTP Request¶

POST /v2/fc07e80bd83849cd9133858713d8ff0e/servers/0d897a21-f275-4d95-9d49-de3c42312262/action HTTP/1.1
User-Agent: curl/7.35.0
Host: 192.168.150.51:8774
Accept-Encoding: gzip, deflate, compress
Accept: application/json
X-Auth-Token: 0c3f84f1c25447908ca30534c76e25c9
Content-Type: application/json
Content-Length: 33

{"resize": {"flavorRef": "2","OS-DCF:diskConfig": "AUTO"}}

HTTP Response¶

HTTP/1.1 202 Accepted
Content-Type: text/html; charset=UTF-8
Content-Length: 0
X-Compute-Request-Id: req-59febb30-05fe-49bd-b691-47f1ac85deb4
Date: Wed, 06 Aug 2014 11:54:45 GMT

Error Execution Example¶

HTTP Request¶

POST /v2/895f0b8574504834bd6249d91dbd5a9c/servers/fd2caaa0-cdcb-4f43-bd65-2bdbe29e06b1/action HTTP/1.1
User-Agent: curl/7.35.0
Host: 192.168.56.250:8774
X-Auth-Token:cd08bf66ed2044c0ae07458cfeb42e82
Accept: application/json
Content-Length: 28
Content-Type: application/x-www-form-urlencoded

HTTP Response¶

HTTP/1.1 400 Bad Request
Content-Length: 73
Content-Type: application/json; charset=UTF-8
X-Compute-Request-Id: req-475de6a2-0269-41a2-865c-9315f35687aa
Date: Thu, 08 Oct 2015 09:35:28 GMT

{"badRequest": {"message": "There is no such action: None", "code": 400}}

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