Queries network traffic of one or more accelerated domain names for which WebSocket is enabled.

Description

  • You can call this operation up to 100 times per second per account.
  • If you do not set the StartTime or EndTime parameter, the request returns the data collected in the last 24 hours. If you set both the StartTime and EndTime parameters, the request returns the data collected within the specified time range.
Time granularity

The time granularity supported by the Interval parameter varies with the maximum time range per query. The following table describes the time period within which historical data is available and the data delay.

Time granularity

Maximum time range per query

Historical data available

Data delay

5 minutes

3 days

93 days

15 minutes

1 hour

31 days

186 days

4 hours

1 day

366 days

366 days

04:00 on the next day

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 the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes DescribeDcdnDomainWebsocketTrafficData

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

DomainName String No example.com

The accelerated domain name.

Separate multiple domain names with commas (,). If you do not specify a value for this parameter, all accelerated domain names are queried.

StartTime String No 2017-12-10T20:00:00Z

The beginning of the time range to query.

Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.

EndTime String No 2017-12-10T21:00:00Z

The end of the time range to query.

Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.

Note The end time must be later than the start time.
Interval String No 300

The time interval between the data entries to return. Unit: seconds.

The time granularity varies with the maximum time range per query. Valid values: 300 (5 minutes), 3600 (1 hour), and 86400 (1 day). For more information, see Description.

IspNameEn String No unicom

The name of the Internet service provider (ISP).

You can call the DescribeDcdnRegionAndIsp operation to query ISPs.

LocationNameEn String No beijing

The name of the region.

You can call the DescribeDcdnRegionAndIsp operation to query regions.

Response parameters

Parameter Type Example Description
EndTime String 2017-12-10T21:00:00Z

The end of the time range during which data was queried.

StartTime String 2017-12-10T20:00:00Z

The beginning of the time range during which data was queried.

RequestId String B955107D-E658-4E77-B913-E0AC3D31693E

The ID of the request.

DomainName String example.com

The accelerated domain name.

DataInterval String 300

The time interval between the data entries returned. Unit: seconds.

TrafficDataPerInterval Array of DataModule

The network traffic returned at each time interval. Unit: bytes.

DataModule
WebsocketTraffic Float 423304182

The total amount of network traffic.

TimeStamp String 2017-12-10T20:00:00Z

The timestamp of the data returned.

Examples

Sample requests

http(s)://dcdn.aliyuncs.com/?Action=DescribeDcdnDomainWebsocketTrafficData
&DomainName=example.com
&StartTime=2017-12-10T20:00:00Z
&EndTime=2017-12-10T21:00:00Z
&<Common request parameters>

Sample success responses

XML format

HTTP/1.1 200 OK
Content-Type:application/xml

<DescribeDcdnDomainWebsocketTrafficDataResponse>
	<DomainName>example.com</DomainName>
	<DataInterval>300</DataInterval>
	<TrafficDataPerInterval>
		<DataModule>
			<TimeStamp>2017-12-10T20:00:00Z</TimeStamp>
			<WebsocketTraffic>423304182</WebsocketTraffic>
		</DataModule>
	</TrafficDataPerInterval>
	<RequestId>B955107D-E658-4E77-B913-E0AC3D31693E</RequestId>
	<StartTime>2017-12-10T20:00:00Z</StartTime>
	<EndTime>2017-12-10T21:00:00Z</EndTime>
</DescribeDcdnDomainWebsocketTrafficDataResponse>

JSON format

HTTP/1.1 200 OK
Content-Type:application/json

{
  "DomainName" : "example.com",
  "DataInterval" : "300",
  "TrafficDataPerInterval" : {
    "DataModule" : [ {
      "TimeStamp" : "2017-12-10T20:00:00Z",
      "WebsocketTraffic" : 423304182
    } ]
  },
  "RequestId" : "B955107D-E658-4E77-B913-E0AC3D31693E",
  "StartTime" : "2017-12-10T20:00:00Z",
  "EndTime" : "2017-12-10T21:00:00Z"
}

Error codes

HTTP status code Error code Error message Description
400 MissingTimeParameter The StartTime and EndTime must be both specified. The error message returned because no value is specified for the StartTime or EndTime parameter.
400 InvalidEndTime.Malformed The specified EndTime is invalid. The error message returned because the format of the EndTime parameter is invalid. Specify the time in the ISO 8601 standard in the yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.
400 InvalidEndTime.Mismatch The specified EndTime is earlier than the StartTime. The error message returned because the end time is earlier than the start time.
400 InvalidStartTime.ValueNotSupported The specified StartTime is invalid. The error message returned because the value specified for the StartTime parameter is invalid. Specify a valid value.

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