Help Center/ Application Operations Management/ API Reference/ APIs/ Alarm/ Querying the Event Alarm Rule List

Updated on 2026-10-22 GMT+08:00

Querying the Event Alarm Rule List

Function

This API is used to query the event alarm rule list. (This is an AOM 1.0 API and will be brought offline soon. You are advised to use the AOM 2.0 API Querying Metric or Event Alarm Rules.)

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action

Access Level

Resource Type (*: required)

Condition Key

Alias

Dependencies

aom:event2AlarmRule:list

List

-

-

-

-

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
aom:event2AlarmRule:list	List	-	-	-	-

URI

GET /v2/{project_id}/event2alarm-rule

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID, which can be obtained from the console or by calling an API. For details, see Obtaining a Project ID.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token obtained from IAM. For details, see Obtaining a Token.
Content-Type	Yes	String	Message body type or format. Content type, which is application/json.

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
[items]	Array of Event2alarmRuleBody objects	Event alarm entity.

**Table 4** Event2alarmRuleBody
Parameter	Type	Description
user_id	String	User project ID.
name	String	Rule name. Enter a maximum of 100 characters and do not start or end with a special character. Only letters, digits, underscores (_), and hyphens (-) are allowed.
description	String	Rule description. Enter a maximum of 1024 characters and do not start or end with an underscore (_) or hyphen (-). Only letters, digits, and special characters (_-<>=,.) are allowed.
create_time	Long	Creation time (UTC timestamp, in milliseconds). Example: 2024-10-16 16:03:01 needs to be converted to UTC timestamp 1702759381000 using a tool.
update_time	Long	Update time (UTC timestamp, in milliseconds). Example: 2024-10-16 16:03:01 needs to be converted to UTC timestamp 1702759381000 using a tool.
resource_provider	String	Event source.
metadata	metadata object	Source data.
enable	Boolean	Whether to enable a rule.
trigger_policies	Array of trigger_policies objects	Trigger policy.
alarm_type	String	Alarm type. notification: direct alarm reporting. denoising: alarm noise reduction.
action_rule	String	Alarm notification rule.
inhibit_rule	String	Alarm suppression rule.
route_group_rule	String	Alarm grouping rule.
event_names	Array of strings	Event name.
migrated	Boolean	Whether to migrate to AOM 2.0.
topics	Array of SmnTopics objects	SMN information.

**Table 5** metadata
Parameter	Type	Description
customField	Array of strings	Custom tag.

**Table 6** trigger_policies
Parameter	Type	Description
id	Integer	ID.
name	String	Event name.
trigger_type	String	Trigger type. accumulative: Accumulated trigger. immediately: Immediate trigger.
period	Integer	Trigger period.
operator	String	Comparison operator.
count	Integer	Trigger times.
level	String	Alarm severity.

**Table 7** SmnTopics
Parameter	Type	Description
display_name	String	Topic display name, which will be the name of an email sender. Max.: 192 bytes. This parameter is left blank by default.
name	String	Name of the topic. Enter 1 to 255 characters starting with a letter or digit. Only letters, digits, hyphens (-), and underscores (_) are allowed.
push_policy	Integer	SMN message push policy. Options: 0 and 1.
status	Integer	Status of the topic subscriber. 0: The topic has been deleted or the subscription list of this topic is empty. 1: The subscription object is in the subscribed state. 2: The subscription object is in the unsubscribed or canceled state.
topic_urn	String	Unique resource identifier of the topic.

Status code: 401

**Table 8** Response body parameters
Parameter	Type	Description
error_code	String	Definition Error code. Range N/A
error_msg	String	Definition Error message. Range N/A
error_type	String	Definition Error type. Range N/A
trace_id	String	Definition Request ID. Range N/A

Status code: 403

**Table 9** Response body parameters
Parameter	Type	Description
error_code	String	Definition Error code. Range N/A
error_msg	String	Definition Error message. Range N/A
error_type	String	Definition Error type. Range N/A
trace_id	String	Definition Request ID. Range N/A

Status code: 500

**Table 10** Response body parameters
Parameter	Type	Description
error_code	String	Definition Error code. Range N/A
error_msg	String	Definition Error message. Range N/A
error_type	String	Definition Error type. Range N/A
trace_id	String	Definition Request ID. Range N/A

Example Requests

Query the event alarm rule list.

https://{endpoint}/v2/{project_id}/event2alarm-rule

Example Responses

Status code: 200

[ {
  "action_rule" : "1",
  "alarm_type" : "notification",
  "create_time" : 1701442632968,
  "description" : "",
  "enable" : true,
  "event_names" : [ ],
  "inhibit_rule" : "",
  "metadata" : {
    "customField" : [ "xxx" ]
  },
  "migrated" : false,
  "name" : "1jB5h6GnbY",
  "resource_provider" : "AOM",
  "route_group_rule" : "",
  "topics" : [ ],
  "trigger_policies" : [ {
    "count" : 99,
    "id" : 0,
    "level" : "",
    "name" : "",
    "operator" : ">=",
    "period" : 300,
    "trigger_type" : "accumulative"
  } ],
  "update_time" : 0,
  "user_id" : "2a473356cca5487f8373be891bffc1cf"
} ]

Status code: 401

{
  "error_code" : "SVCSTG.AMS.2000051",
  "error_msg" : "auth failed.",
  "error_type" : "AUTH_FAILED",
  "trace_id" : ""
}

Status code: 403

{
  "error_code" : "AOM.0403",
  "error_msg" : "auth failed.",
  "error_type" : "AUTH_FAILED",
  "trace_id" : ""
}

Status code: 500

{
  "error_code" : "APM.00000500",
  "error_msg" : "Internal Server Error",
  "error_type" : "INTERNAL_SERVER_ERROR",
  "trace_id" : ""
}

Status Codes

Status Code	Description
200	OK: The request is successful.
401	Unauthorized: The authentication 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.

Error Codes

See Error Codes.

Parent topic: Alarm

Previous topic: Modifying an Event Alarm Rule

Next topic: Adding or Modifying Metric or Event Alarm Rules