Creating a Log Stream
Function
This API is used to create a log stream in a specified log group.
Calling Method
For details, see Calling APIs.
URI
POST /v2/{project_id}/groups/{log_group_id}/streams
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. For details about how to obtain a project ID, see Obtaining the Project ID, Account ID, Log Group ID, and Log Stream ID. Minimum: 32 Maximum: 32 |
log_group_id |
Yes |
String |
Log group ID. For details about how to obtain a log group ID, see Obtaining the Project ID, Account ID, Log Group ID, and Log Stream ID. Minimum: 36 Maximum: 36 |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
X-Auth-Token |
Yes |
String |
User token obtained from IAM. For details about how to obtain a user token, see Obtaining a User Token. Minimum: 1000 Maximum: 2000 |
Content-Type |
Yes |
String |
Set this parameter to application/json;charset=UTF-8. Minimum: 30 Maximum: 30 |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
log_stream_name |
Yes |
String |
Name of the log stream to be created. Minimum: 1 Maximum: 64 |
ttl_in_days |
No |
Integer |
Log retention period. Minimum: 1 Maximum: 365 |
tags |
No |
Array of tagsBody objects |
Tag field information. |
log_stream_name_alias |
No |
String |
Log stream alias. Minimum: 1 Maximum: 64 |
enterprise_project_name |
No |
String |
Enterprise project name. A project name can only contain letters, digits, underscores (_), and hyphens (-). It cannot contain the word default in any form. The description can contain up to 512 characters. Minimum: 1 Maximum: 255 |
Response Parameters
Status code: 201
Parameter |
Type |
Description |
---|---|---|
log_stream_id |
String |
ID of the created log stream. Minimum: 36 Maximum: 36 |
Status code: 400
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error code. |
error_msg |
String |
Error message. |
Status code: 401
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error code. |
error_msg |
String |
Error message. |
Status code: 403
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error code. |
error_msg |
String |
Error message. |
Status code: 500
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error code. |
error_msg |
String |
Error message. |
Example Requests
Creating a log stream
POST https://{endpoint}/v2/{project_id}/groups/{log_group_id}/streams { "log_stream_name" : "lts-stream-02kh" }
Example Responses
Status code: 201
The request is successful and the log stream has been created.
{ "log_stream_id" : "c54dbc58-0fd8-48ed-b007-6d54981427a7" }
Status code: 400
Bad Request: The request is invalid. Modify the request based on the description in error_msg before a retry.
{ "error_code" : "LTS.0009", "error_msg" : "Failed to validate the request body" }
Status code: 401
AuthFailed. Authentication failed. Check the token and try again.
{ "error_code" : "LTS.0003", "error_msg" : "Invalid token" }
Status code: 403
Forbidden.The request has been rejected.The server has received the request and understood it, but refuses to respond to it. The client should not repeat the request without modifications.
{ "error_code" : "LTS.0001", "error_msg" : "Invalid projectId" }
Status code: 500
InternalServerError.
The server has received the request but encountered an internal error.
{ "error_code" : "LTS.0202", "error_msg" : "Failed to create Log stream" }
SDK Sample Code
The SDK sample code is as follows.
Creating a log stream
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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.lts.v2.region.LtsRegion; import com.huaweicloud.sdk.lts.v2.*; import com.huaweicloud.sdk.lts.v2.model.*; public class CreateLogStreamSolution { 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); LtsClient client = LtsClient.newBuilder() .withCredential(auth) .withRegion(LtsRegion.valueOf("<YOUR REGION>")) .build(); CreateLogStreamRequest request = new CreateLogStreamRequest(); request.withLogGroupId("{log_group_id}"); CreateLogStreamParams body = new CreateLogStreamParams(); body.withLogStreamName("lts-stream-02kh"); request.withBody(body); try { CreateLogStreamResponse response = client.createLogStream(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()); } } } |
Creating a log stream
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdklts.v2.region.lts_region import LtsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdklts.v2 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 = LtsClient.new_builder() \ .with_credentials(credentials) \ .with_region(LtsRegion.value_of("<YOUR REGION>")) \ .build() try: request = CreateLogStreamRequest() request.log_group_id = "{log_group_id}" request.body = CreateLogStreamParams( log_stream_name="lts-stream-02kh" ) response = client.create_log_stream(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
Creating a log stream
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" lts "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/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 := lts.NewLtsClient( lts.LtsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.CreateLogStreamRequest{} request.LogGroupId = "{log_group_id}" request.Body = &model.CreateLogStreamParams{ LogStreamName: "lts-stream-02kh", } response, err := client.CreateLogStream(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 |
---|---|
201 |
The request is successful and the log stream has been created. |
400 |
Bad Request: The request is invalid. Modify the request based on the description in error_msg before a retry. |
401 |
AuthFailed. Authentication failed. Check the token and try again. |
403 |
Forbidden.The request has been rejected.The server has received the request and understood it, but refuses to respond to it. The client should not repeat the request without modifications. |
500 |
InternalServerError. The server has received the request but encountered an internal error. |
Error Codes
See Error Codes.
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