Modifying a Threshold Rule

Function

This API is used to modify a threshold rule.

URI

PUT /v2/{project_id}/alarm-rules

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID obtained from IAM. Generally, a project ID contains 32 characters.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token obtained from IAM.
Content-Type	Yes	String	Content type, which is application/json.

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
alarm_advice	No	String	Alarm clearance suggestion.
alarm_description	No	String	Threshold rule description.
alarm_level	No	Integer	Alarm severity. Values: 1 (critical), 2 (major), 3 (minor), and 4 (warning).
alarm_rule_name	Yes	String	Threshold rule name. The following characters are not allowed: $>+<;#";&?%=''
comparison_operator	Yes	String	Comparison operator. Values: >, >=, <, and <=.
dimensions	Yes	Array of Dimension objects	List of time series dimensions.
evaluation_periods	Yes	Integer	Interval at which data is calculated. Value range: 1–5.
id_turn_on	No	Boolean	Whether to enable the threshold rule.
metric_name	Yes	String	Time series name. Length: 1–255 characters.
namespace	Yes	String	Namespace of time series objects.
period	Yes	Integer	Statistical period. Values: 60,000, 300,000, 900,000, and 3,600,000.
statistic	Yes	String	Statistic. Values: maximum, minimum, average, sum, and sampleCount.
threshold	Yes	String	Threshold value. Length: up to 255 characters. The value must be parsed as a positive number.
unit	No	String	Threshold unit.

**Table 4** Dimension
Parameter	Mandatory	Type	Description
name	Yes	String	Dimension name.
value	Yes	String	Dimension value.

Response Parameters

Status code: 200

**Table 5** Response body parameters
Parameter	Type	Description
alarm_rule_id	Long	Threshold rule ID.

Status code: 400

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.
error_type	String	Error type.

Example Requests

Modify a threshold rule.

PUT https://{Endpoint}/v2/{project_id}/alarm-rules

{
  "alarm_advice" : "",
  "alarm_description" : "",
  "alarm_level" : 3,
  "alarm_rule_name" : "aaaaaaaa",
  "comparison_operator" : ">=",
  "dimensions" : [ {
    "name" : "appName",
    "value" : "rhm-broker"
  } ],
  "evaluation_periods" : 1,
  "metric_name" : "cpuCoreLimit",
  "namespace" : "PAAS.CONTAINER",
  "period" : 60000,
  "statistic" : "average",
  "threshold" : 0,
  "unit" : "Core"
}

Example Responses

Status code: 200

The request is successful.

{
  "errorCode" : "200",
  "errorMessage" : "success",
  "alarmId" : 91307490000416600
}

Status code: 400

Bad Request

Invalid request. The client should not repeat the request without modifications.

{
  "error_code" : "AOM.02002500",
  "error_msg" : "internal server error",
  "error_type" : "INTERNAL_SERVER_ERROR"
}

Status Codes

Status Code	Description
200	OK The request is successful.
400	Bad Request Invalid request. The client should not repeat the request without modifications.
401	Unauthorized The authorization information is incorrect or invalid.
403	Forbidden The request is rejected. The server has received the request and understood it, but the server refuses to respond to it. The client should not repeat the request without modifications.
500	Internal Server Error The server is able to receive the request but unable to understand the request.
503	Service Unavailable The requested service is invalid. The client should not repeat the request without modifications.