Queries firmware files.

Limits

Each Alibaba Cloud account can run a maximum of 10 queries per second (QPS).

Note RAM users of an Alibaba Cloud account share the quota of the account.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates a sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes ListOTAFirmware

The operation that you want to perform. Set the value to ListOTAFirmware.

CurrentPage Integer Yes 1

The number of the page to return. Pages start from page 1.

PageSize Integer Yes 10

The number of entries to return on each page. Maximum value: 100.

IotInstanceId String No iot_instc_pu****_c*-v64********

The ID of the instance.

You do not need to specify this parameter.

ProductKey String No a19mzPZ****

The ProductKey of the product to which the device belongs.

If you specify this parameter, IoT Platform returns the firmware list of the specified product. If you do not specify this parameter, IoT Platform returns the firmware list of the current Alibaba Cloud account.

DestVersion String No 4.0.0

The version number of the firmware. If you specify this parameter, only the firmware of the specified version number is returned.

In addition to the preceding operation-specific request parameters, you must specify common request parameters when you call this operation. For more information about common request parameters, see Common parameters.

Response parameters

Parameter Type Example Description
Code String iot.system.SystemException

The error code returned if the call fails. For more information, see Error codes.

CurrentPage Integer 1

The page number of the returned page.

ErrorMessage String A system exception occurred.

The error message returned if the call fails.

FirmwareInfo Array of SimpleFirmwareInfo

The firmware list returned if the call is successful. For more information, see SimpleFirmwareInfo.

SimpleFirmwareInfo
DestVersion String 4.0.0

The current version number of the firmware.

FirmwareDesc String firmwareDesc

The description of the firmware.

FirmwareId String UfuxnwygsuSkVE0VCN****0100

The ID of the firmware.

FirmwareName String t3q5rkNm

The name of the firmware.

FirmwareSign String 3d04ab6462633508606e5f3daac8****

The signature value of the firmware.

FirmwareSize Integer 924

The size of the firmware. Unit: bytes.

ModuleName String module1234

The name of the firmware module to be updated.

ProductKey String a19mzPZ****

The ProductKey of the product to which the firmware belongs.

ProductName String MyProduct

The name of the product to which the firmware belongs.

SignMethod String MD5

The signature method of the firmware.

SrcVersion String V1.0.0

The version number of the firmware to be updated.

Note The return value is null if you perform a full update.
Status Integer 0

The status of the firmware. Valid values:

  • 0: unverified
  • 1: verified
  • 2: verifying
  • 3: failed to be verified
Type Integer 0

The type of the firmware update. Valid values:

  • 0: full update
  • 1: delta update
UtcCreate String 2019-12-28T02:42:22.000Z

The time when the firmware was created. The time is displayed in UTC.

UtcModified String 2019-12-28T02:42:22.000Z

The time when the firmware was last modified. The time is displayed in UTC.

PageCount Integer 1

The total number of pages.

PageSize Integer 10

The number of entries returned per page.

RequestId String A01829CE-75A1-4920-B775-921146A1AB79

The ID of the request.

Success Boolean true

Indicates whether the call was successful.

  • true: The call is successful.
  • false: The call failed.
Total Integer 1

The total number of firmware files.

Examples

Sample requests

https://iot.cn-shanghai.aliyuncs.com/?Action=ListOTAFirmware
&CurrentPage=1
&PageSize=10
&ProductKey=a19mzPZ****
&DestVersion=4.0.0
&<Common request parameters>

Sample success responses

XML format 

<ListOTAFirmwareResponse>
  <PageCount>1</PageCount>
  <PageSize>10</PageSize>
  <RequestId>A01829CE-75A1-4920-B775-921146A1AB79</RequestId>
  <FirmwareInfo>
        <SimpleFirmwareInfo>
              <SrcVersion>1.0.0</SrcVersion>
              <FirmwareSign>3d04ab6462633508606e5f3daac8****</FirmwareSign>
              <ProductKey>a19mzPZ****</ProductKey>
              <Type>0</Type>
              <UtcModified>2019-12-28T02:42:22.000Z</UtcModified>
              <SignMethod>MD5</SignMethod>
              <UtcCreate>2019-12-28T02:42:22.000Z</UtcCreate>
              <FirmwareSize>924</FirmwareSize>
              <Status>0</Status>
              <FirmwareId>UfuxnwygsuSkVE0VCN****0100</FirmwareId>
              <FirmwareDesc>firmwareDesc</FirmwareDesc>
              <DestVersion>4.0.0</DestVersion>
              <ProductName>MyProduct</ProductName>
              <FirmwareName>t3q5rkNm</FirmwareName>
              <ModuleName>module1234</ModuleName>
        </SimpleFirmwareInfo>
  </FirmwareInfo>
  <CurrentPage>1</CurrentPage>
  <Success>true</Success>
  <Total>1</Total>
</ListOTAFirmwareResponse>

JSON format 

{
  "PageCount": 1,
  "PageSize": 10,
  "RequestId": "A01829CE-75A1-4920-B775-921146A1AB79",
  "FirmwareInfo": {
    "SimpleFirmwareInfo": [{
      "SrcVersion": "1.0.0",
      "FirmwareSign": "3d04ab6462633508606e5f3daac8****",
      "ProductKey": "a19mzPZ****",
      "Type": 0,
      "UtcModified": "2019-12-28T02:42:22.000Z",
      "SignMethod": "MD5",
      "UtcCreate": "2019-12-28T02:42:22.000Z",
      "FirmwareSize": 924,
      "Status": 0,
      "FirmwareId": "UfuxnwygsuSkVE0VCN****0100",
      "FirmwareDesc": "firmwareDesc",
      "DestVersion": "4.0.0",
      "ProductName": "MyProduct",
      "FirmwareName": "t3q5rkNm",
      "ModuleName": "module1234"
    }]
  },
  "CurrentPage": 1,
  "Success": true,
  "Total": 1
}

Error codes

For a list of error codes, visit the API Error Center.