Generating a Signed URL
Function
Generates a signed URL.
Calling Method
For details, see Calling APIs.
URI
POST /v1/{project_id}/auth/chain
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. For details about how to obtain the project ID, see Obtaining a Project ID. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
X-Auth-Token |
Yes |
String |
User token. This parameter is mandatory when token authentication is used. 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. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
domain |
Yes |
String |
Ingest or streaming domain name. |
domain_type |
Yes |
String |
Domain name type. |
stream |
Yes |
String |
Stream name, which is the same as the StreamName in an ingest or streaming URL. |
app |
Yes |
String |
Application name, which is the same as the AppName in an ingest or streaming URL. |
check_level |
No |
Integer |
Signing method C is mandatory. Check level. The value of LiveID consists of AppName and StreamName, that is, <app_name>/<stream_name>. The options are as follows:
|
start_time |
No |
String |
Start time of the valid access time defined by the user, for example, 2006-01-02T15:04:05Z07:00. If this parameter is not specified or is left empty, the current time is used. |
Response Parameters
Status code: 200
Parameter |
Type |
Description |
---|---|---|
keychain |
Array of strings |
Generated signed URLs. |
Status code: 400
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error Code |
error_msg |
String |
Error description |
Example Requests
POST /v1/{project_id}/auth/chain { "domain" : "string", "domain_type" : "string", "stream" : "string", "app" : "string", "check_level" : 0, "start_time" : "string" }
Example Responses
Status code: 200
Signed URL obtained.
{ "keychain" : [ "http://pull.domain.com/live/stream.flv?secret=xxx&time=ttt", "rtmp://pull.domain.com/live/stream?secret=xxx&time=ttt" ] }
Status code: 400
Obtain the signed URL failed.
{ "error_code" : "LIVE.100011001", "error_msg" : "Parameter verification failed." }
SDK Sample Code
The SDK sample code is as follows.
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.live.v1.region.LiveRegion; import com.huaweicloud.sdk.live.v1.*; import com.huaweicloud.sdk.live.v1.model.*; public class CreateUrlAuthchainSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); LiveClient client = LiveClient.newBuilder() .withCredential(auth) .withRegion(LiveRegion.valueOf("<YOUR REGION>")) .build(); CreateUrlAuthchainRequest request = new CreateUrlAuthchainRequest(); CreateUrlAuthchainReq body = new CreateUrlAuthchainReq(); body.withStartTime("string"); body.withCheckLevel(0); body.withApp("string"); body.withStream("string"); body.withDomainType(CreateUrlAuthchainReq.DomainTypeEnum.fromValue("string")); body.withDomain("string"); request.withBody(body); try { CreateUrlAuthchainResponse response = client.createUrlAuthchain(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdklive.v1.region.live_region import LiveRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdklive.v1 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = LiveClient.new_builder() \ .with_credentials(credentials) \ .with_region(LiveRegion.value_of("<YOUR REGION>")) \ .build() try: request = CreateUrlAuthchainRequest() request.body = CreateUrlAuthchainReq( start_time="string", check_level=0, app="string", stream="string", domain_type="string", domain="string" ) response = client.create_url_authchain(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" live "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/live/v1" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/live/v1/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/live/v1/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := live.NewLiveClient( live.LiveClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.CreateUrlAuthchainRequest{} startTimeCreateUrlAuthchainReq:= "string" checkLevelCreateUrlAuthchainReq:= int32(0) request.Body = &model.CreateUrlAuthchainReq{ StartTime: &startTimeCreateUrlAuthchainReq, CheckLevel: &checkLevelCreateUrlAuthchainReq, App: "string", Stream: "string", DomainType: model.GetCreateUrlAuthchainReqDomainTypeEnum().STRING, Domain: "string", } response, err := client.CreateUrlAuthchain(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.
Status Codes
Status Code |
Description |
---|---|
200 |
Signed URL obtained. |
400 |
Obtain the signed URL failed. |
Error Codes
See Error Codes.
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