Updated on 2024-06-13 GMT+08:00

Creating a SQL Alarm Rule

Function

This API is used to create a SQL alarm. Currently, each account can create a maximum of 200 keyword alarms and SQL alarms.

Calling Method

For details, see Calling APIs.

URI

POST /v2/{project_id}/lts/alarms/sql-alarm-rule

Table 1 Path Parameters

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.

Default: None

Minimum: 32

Maximum: 32

Request Parameters

Table 2 Request header 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.

Default: None

Minimum: 1000

Maximum: 2000

Content-Type

Yes

String

Set this parameter to application/json;charset=UTF-8.

Default: None

Minimum: 30

Maximum: 30

Table 3 Request body parameters

Parameter

Mandatory

Type

Description

sql_alarm_rule_name

Yes

String

SQL alarm name.

Minimum: 1

Maximum: 64

is_css_sql

No

Boolean

Whether to use the SQL query with pipe characters.

Default: false

sql_alarm_rule_description

No

String

SQL alarm description.

Minimum: 0

Maximum: 64

sql_requests

Yes

Array of SqlRequest objects

SQL details.

frequency

Yes

CreateSqlAlarmRuleFrequency object

Alarm statistical period.

condition_expression

Yes

String

Condition expression.

Minimum: 1

Maximum: 1024

sql_alarm_level

Yes

String

Alarm Severity

Enumeration values:

  • Info

  • Minor

  • Major

  • Critical

sql_alarm_send

Yes

Boolean

Whether to send an alarm.

domain_id

Yes

String

domainId

Minimum: 32

Maximum: 32

notification_save_rule

No

SqlNotificationSaveRule object

Topic

trigger_condition_count

No

Integer

Trigger condition. The number of triggering times is 1 by default.

trigger_condition_frequency

No

Integer

Trigger condition. The number of triggering periods is 1 by default.

whether_recovery_policy

No

Boolean

Indicates whether to enable the recovery notification. The default value is false.

recovery_policy

No

Integer

The recovery policy period is 3 by default.

notification_frequency

Yes

Integer

Notification frequency, in minutes.

Enumeration values:

  • 0

  • 5

  • 10

  • 15

  • 30

  • 60

  • 180

  • 360

alarm_action_rule_name

No

String

Alarm action rule name.

NOTE:

Set alarm_action_rule_name or notification_save_rule. If you set both of them, the value of alarm_action_rule_name is prioritized.

Table 4 SqlRequest

Parameter

Mandatory

Type

Description

is_time_range_relative

No

Boolean

The time range is relative.

log_stream_id

Yes

String

Log stream ID.

Minimum: 36

Maximum: 36

log_stream_name

No

String

Log stream name.

Minimum: 1

Maximum: 64

log_group_id

Yes

String

Log group ID.

Minimum: 36

Maximum: 36

log_group_name

No

String

Log group name.

Minimum: 1

Maximum: 64

sql

Yes

String

SQL statement.

Minimum: 1

Maximum: 1024

sql_request_title

Yes

String

Chart name.

Minimum: 1

Maximum: 64

search_time_range

Yes

Integer

Time range for querying the latest data when a task is executed. If search_time_range_unit is set to minute, the maximum value is 60. If search_time_range_unit is set to hour, the maximum value is 24.

Minimum: 1

Maximum: 60

search_time_range_unit

Yes

String

Query time unit.

Enumeration values:

  • minute

  • hour

Table 5 CreateSqlAlarmRuleFrequency

Parameter

Mandatory

Type

Description

type

Yes

String

Time type.

Enumeration values:

  • CRON

  • HOURLY

  • DAILY

  • WEEKLY

  • FIXED_RATE

cron_expr

No

String

This field is used when type is set to CRON.

Minimum: 1

Maximum: 1024

hour_of_day

No

Integer

This field is used when type is set to DAILY or WEEKLY.

DAILY ranges from 0 to 23. WEEKLY ranges from 0 to 23.

day_of_week

No

Integer

This field is used when type is set to WEEKLY (Sunday to Saturday).

fixed_rate

No

Integer

This field is used when type is set to FIXED_RATE. If the unit of fixed_rate_unit is minute, the maximum value is 60. If the unit is hour, the maximum value is 24.

Minimum: 1

Maximum: 60

fixed_rate_unit

No

String

Time unit.

Enumeration values:

  • minute

  • hour

Table 6 SqlNotificationSaveRule

Parameter

Mandatory

Type

Description

language

Yes

String

Language of the preference.

Minimum: 0

Maximum: 10

Enumeration values:

  • zh-cn

  • en-us

timezone

No

String

Time zone of the preference.

Minimum: 0

Maximum: 1024

user_name

Yes

String

Username.

Minimum: 1

Maximum: 1024

topics

Yes

Array of Topics objects

Topic information.

template_name

Yes

String

Message template name.

Table 7 Topics

Parameter

Mandatory

Type

Description

name

Yes

String

Topic name.

Minimum: 1

Maximum: 1024

topic_urn

Yes

String

Specifies the resource identifier of the topic, which is unique.

Minimum: 1

Maximum: 1024

display_name

No

String

Specifies the topic display name, which is presented as the name of the email sender in email messages.

Minimum: 1

Maximum: 1024

push_policy

No

Integer

Specifies the message push policy.

Minimum: 1

Maximum: 1024

Response Parameters

Status code: 200

Table 8 Response body parameters

Parameter

Type

Description

sql_alarm_rule_id

String

Alarm rule ID.

Minimum: 36

Maximum: 36

Status code: 400

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Enumeration values:

  • Invalid projectId

Status code: 500

Table 10 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Enumeration values:

  • Invalid projectId

Example Requests

Creating a SQL alarm rule

POST https://{endpoint}/v2/{project_id}/lts/alarms/sql-alarm-rule

{
  "sql_alarm_rule_name" : "huawei",
  "is_css_sql" : false,
  "sql_alarm_rule_description" : "huawei",
  "sql_requests" : [ {
    "log_stream_id" : "1",
    "log_group_id" : "1",
    "sql" : "select count(*) as t",
    "sql_request_title" : "demo",
    "search_time_range" : 10,
    "search_time_range_unit" : "minute"
  } ],
  "frequency" : {
    "type" : "FIXED_RATE",
    "cron_expr" : "",
    "hour_of_day" : 0,
    "day_of_week" : 0,
    "fixed_rate" : 10,
    "fixed_rate_unit" : "minute"
  },
  "condition_expression" : "t>0",
  "sql_alarm_level" : "Critical",
  "sql_alarm_send" : true,
  "domain_id" : "",
  "notification_frequency" : 30,
  "alarm_action_rule_name" : "",
  "notification_save_rule" : {
    "language" : "zh-cn",
    "timezone" : "Asia/Shanghai",
    "user_name" : "huawei",
    "template_name" : "Message template name.",
    "topics" : [ {
      "name" : "huawei",
      "topic_urn" : "urn:smn:cn-north-7:1b06fc5dc0814a4da1594a9ade9cb93c:huawei",
      "display_name" : "",
      "push_policy" : 0
    } ]
  }
}

Example Responses

Status code: 200

The request is successful.

{
  "sql_alarm_rule_id" : ""
}

Status code: 400

Invalid request. Modify the request based on the description in error_msg before a retry.

{
  "error_code" : "LTS.2005",
  "error_msg" : "Alarm rule params validator error."
}

Status code: 500

The server has received the request but encountered an internal error.

{
  "error_code" : "LTS.2001",
  "error_msg" : "Failed to create alarm rule."
}

SDK Sample Code

The SDK sample code is as follows.

Creating a SQL alarm rule

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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.*;

import java.util.List;
import java.util.ArrayList;

public class CreateSqlAlarmRuleSolution {

    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");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        LtsClient client = LtsClient.newBuilder()
                .withCredential(auth)
                .withRegion(LtsRegion.valueOf("<YOUR REGION>"))
                .build();
        CreateSqlAlarmRuleRequest request = new CreateSqlAlarmRuleRequest();
        CreateSqlAlarmRuleRequestBody body = new CreateSqlAlarmRuleRequestBody();
        List<Topics> listNotificationSaveRuleTopics = new ArrayList<>();
        listNotificationSaveRuleTopics.add(
            new Topics()
                .withName("huawei")
                .withTopicUrn("urn:smn:cn-north-7:1b06fc5dc0814a4da1594a9ade9cb93c:huawei")
                .withDisplayName("")
                .withPushPolicy(0)
        );
        SqlNotificationSaveRule notificationSaveRulebody = new SqlNotificationSaveRule();
        notificationSaveRulebody.withLanguage(SqlNotificationSaveRule.LanguageEnum.fromValue("zh-cn"))
            .withTimezone("Asia/Shanghai")
            .withUserName("huawei")
            .withTopics(listNotificationSaveRuleTopics)
            .withTemplateName("Message template name.");
        CreateSqlAlarmRuleFrequency frequencybody = new CreateSqlAlarmRuleFrequency();
        frequencybody.withType(CreateSqlAlarmRuleFrequency.TypeEnum.fromValue("FIXED_RATE"))
            .withCronExpr("")
            .withHourOfDay(0)
            .withDayOfWeek(0)
            .withFixedRate(10)
            .withFixedRateUnit(CreateSqlAlarmRuleFrequency.FixedRateUnitEnum.fromValue("minute"));
        List<SqlRequest> listbodySqlRequests = new ArrayList<>();
        listbodySqlRequests.add(
            new SqlRequest()
                .withLogStreamId("1")
                .withLogGroupId("1")
                .withSql("select count(*) as t")
                .withSqlRequestTitle("demo")
                .withSearchTimeRange(10)
                .withSearchTimeRangeUnit(SqlRequest.SearchTimeRangeUnitEnum.fromValue("minute"))
        );
        body.withAlarmActionRuleName("");
        body.withNotificationFrequency(CreateSqlAlarmRuleRequestBody.NotificationFrequencyEnum.NUMBER_30);
        body.withNotificationSaveRule(notificationSaveRulebody);
        body.withDomainId("");
        body.withSqlAlarmSend(true);
        body.withSqlAlarmLevel(CreateSqlAlarmRuleRequestBody.SqlAlarmLevelEnum.fromValue("Critical"));
        body.withConditionExpression("t>0");
        body.withFrequency(frequencybody);
        body.withSqlRequests(listbodySqlRequests);
        body.withSqlAlarmRuleDescription("huawei");
        body.withIsCssSql(false);
        body.withSqlAlarmRuleName("huawei");
        request.withBody(body);
        try {
            CreateSqlAlarmRuleResponse response = client.createSqlAlarmRule(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 SQL alarm rule

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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"]

    credentials = BasicCredentials(ak, sk)

    client = LtsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(LtsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = CreateSqlAlarmRuleRequest()
        listTopicsNotificationSaveRule = [
            Topics(
                name="huawei",
                topic_urn="urn:smn:cn-north-7:1b06fc5dc0814a4da1594a9ade9cb93c:huawei",
                display_name="",
                push_policy=0
            )
        ]
        notificationSaveRulebody = SqlNotificationSaveRule(
            language="zh-cn",
            timezone="Asia/Shanghai",
            user_name="huawei",
            topics=listTopicsNotificationSaveRule,
            template_name="Message template name."
        )
        frequencybody = CreateSqlAlarmRuleFrequency(
            type="FIXED_RATE",
            cron_expr="",
            hour_of_day=0,
            day_of_week=0,
            fixed_rate=10,
            fixed_rate_unit="minute"
        )
        listSqlRequestsbody = [
            SqlRequest(
                log_stream_id="1",
                log_group_id="1",
                sql="select count(*) as t",
                sql_request_title="demo",
                search_time_range=10,
                search_time_range_unit="minute"
            )
        ]
        request.body = CreateSqlAlarmRuleRequestBody(
            alarm_action_rule_name="",
            notification_frequency=30,
            notification_save_rule=notificationSaveRulebody,
            domain_id="",
            sql_alarm_send=True,
            sql_alarm_level="Critical",
            condition_expression="t>0",
            frequency=frequencybody,
            sql_requests=listSqlRequestsbody,
            sql_alarm_rule_description="huawei",
            is_css_sql=False,
            sql_alarm_rule_name="huawei"
        )
        response = client.create_sql_alarm_rule(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 SQL alarm rule

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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")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := lts.NewLtsClient(
        lts.LtsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.CreateSqlAlarmRuleRequest{}
	displayNameTopics:= ""
	pushPolicyTopics:= int32(0)
	var listTopicsNotificationSaveRule = []model.Topics{
        {
            Name: "huawei",
            TopicUrn: "urn:smn:cn-north-7:1b06fc5dc0814a4da1594a9ade9cb93c:huawei",
            DisplayName: &displayNameTopics,
            PushPolicy: &pushPolicyTopics,
        },
    }
	timezoneNotificationSaveRule:= "Asia/Shanghai"
	notificationSaveRulebody := &model.SqlNotificationSaveRule{
		Language: model.GetSqlNotificationSaveRuleLanguageEnum().ZH_CN,
		Timezone: &timezoneNotificationSaveRule,
		UserName: "huawei",
		Topics: listTopicsNotificationSaveRule,
		TemplateName: "Message template name.",
	}
	cronExprFrequency:= ""
	hourOfDayFrequency:= int32(0)
	dayOfWeekFrequency:= int32(0)
	fixedRateFrequency:= int32(10)
	fixedRateUnitFrequency:= model.GetCreateSqlAlarmRuleFrequencyFixedRateUnitEnum().MINUTE
	frequencybody := &model.CreateSqlAlarmRuleFrequency{
		Type: model.GetCreateSqlAlarmRuleFrequencyTypeEnum().FIXED_RATE,
		CronExpr: &cronExprFrequency,
		HourOfDay: &hourOfDayFrequency,
		DayOfWeek: &dayOfWeekFrequency,
		FixedRate: &fixedRateFrequency,
		FixedRateUnit: &fixedRateUnitFrequency,
	}
	var listSqlRequestsbody = []model.SqlRequest{
        {
            LogStreamId: "1",
            LogGroupId: "1",
            Sql: "select count(*) as t",
            SqlRequestTitle: "demo",
            SearchTimeRange: int32(10),
            SearchTimeRangeUnit: model.GetSqlRequestSearchTimeRangeUnitEnum().MINUTE,
        },
    }
	alarmActionRuleNameCreateSqlAlarmRuleRequestBody:= ""
	sqlAlarmRuleDescriptionCreateSqlAlarmRuleRequestBody:= "huawei"
	isCssSqlCreateSqlAlarmRuleRequestBody:= false
	request.Body = &model.CreateSqlAlarmRuleRequestBody{
		AlarmActionRuleName: &alarmActionRuleNameCreateSqlAlarmRuleRequestBody,
		NotificationFrequency: model.GetCreateSqlAlarmRuleRequestBodyNotificationFrequencyEnum().E_30,
		NotificationSaveRule: notificationSaveRulebody,
		DomainId: "",
		SqlAlarmSend: true,
		SqlAlarmLevel: model.GetCreateSqlAlarmRuleRequestBodySqlAlarmLevelEnum().CRITICAL,
		ConditionExpression: "t>0",
		Frequency: frequencybody,
		SqlRequests: listSqlRequestsbody,
		SqlAlarmRuleDescription: &sqlAlarmRuleDescriptionCreateSqlAlarmRuleRequestBody,
		IsCssSql: &isCssSqlCreateSqlAlarmRuleRequestBody,
		SqlAlarmRuleName: "huawei",
	}
	response, err := client.CreateSqlAlarmRule(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

The request is successful.

400

Invalid request. Modify the request based on the description in error_msg before a retry.

500

The server has received the request but encountered an internal error.

Error Codes

See Error Codes.