Pre-check Before Diagnosing Message Stack
Function
This API is used to pre-check before diagnosing message stack.
Calling Method
For details, see Calling APIs.
URI
GET /v2/{project_id}/kafka/instances/{instance_id}/diagnosis-check
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. For details, see Obtaining a Project ID. |
instance_id |
Yes |
String |
Instance ID. |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
group |
Yes |
String |
Consumer group name. |
topic |
Yes |
String |
Topic name. |
Request Parameters
None
Response Parameters
Status code: 200
Parameter |
Type |
Description |
---|---|---|
[items] |
Array of KafkaDiagnosisCheckEntity objects |
Returned object of Kafka message stack diagnosis pre-check. |
Parameter |
Type |
Description |
---|---|---|
name |
String |
Pre-check item name. |
reason |
String |
Pre-check failure cause. |
success |
Boolean |
Whether pre-check succeeded. |
Status code: 400
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error code. |
error_msg |
String |
Error description. |
Example Requests
Pre-checking topic-1 subscribed by consumer group group-1 before diagnosing message stack
GET https://{endpoint}/v2/{project_id}/kafka/instances/{instance_id}/diagnosis-check?group=group-1&topic=topic-1
Example Responses
Status code: 200
Successful
[ { "name" : "RAM", "success" : false, "reason" : "1,2" }, { "name" : "CPU", "success" : false, "reason" : "1,2" }, { "name" : "SUBSCRIPTION", "success" : false, "reason" : "0,2" }, { "name" : "LAG", "success" : false, "reason" : "{\"0\":10159908,\"1\":9768464,\"2\":9361706}" }, { "name" : "PRODUCE", "success" : false, "reason" : "{\"1694571420000\":14.159}" } ]
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.kafka.v2.region.KafkaRegion; import com.huaweicloud.sdk.kafka.v2.*; import com.huaweicloud.sdk.kafka.v2.model.*; public class ShowDiagnosisPreCheckSolution { 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); KafkaClient client = KafkaClient.newBuilder() .withCredential(auth) .withRegion(KafkaRegion.valueOf("<YOUR REGION>")) .build(); ShowDiagnosisPreCheckRequest request = new ShowDiagnosisPreCheckRequest(); request.withInstanceId("{instance_id}"); try { ShowDiagnosisPreCheckResponse response = client.showDiagnosisPreCheck(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 huaweicloudsdkkafka.v2.region.kafka_region import KafkaRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkkafka.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 = KafkaClient.new_builder() \ .with_credentials(credentials) \ .with_region(KafkaRegion.value_of("<YOUR REGION>")) \ .build() try: request = ShowDiagnosisPreCheckRequest() request.instance_id = "{instance_id}" response = client.show_diagnosis_pre_check(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" kafka "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/kafka/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 := kafka.NewKafkaClient( kafka.KafkaClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.ShowDiagnosisPreCheckRequest{} request.InstanceId = "{instance_id}" response, err := client.ShowDiagnosisPreCheck(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 |
Successful |
400 |
Invalid parameter |
Error Codes
See Error Codes.
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