Function

This API is used to query the alarm history of an alarm rule based on the alarm rule ID.

URI

GET /V1.0/{project_id}/alarm-histories

Querying parameter description

**Table 1** Querying parameter description
Parameter	Mandatory	Type	Description
project_id	Yes	String	Specifies the project ID. For details about how to obtain the project ID, see Obtaining a Project ID. Minimum: 1 Maximum: 64 Regular expression matching: ^[a-zA-Z0-9-]{1,64}$
group_id	No	String	Specifies the resource group ID, for example, rg1603107497873DK4O2pXbn.
alarm_id	No	String	Specifies the alarm rule ID, for example, al1603088932912v98rGl1al.
alarm_name	No	String	Specifies the alarm rule name, for example, alarm-test01.
alarm_status	No	String	Specifies the alarm status, which can be ok, alarm, or insufficient_data.
alarm_level	No	Integer	Specifies the alarm severity, which can be 1 (critical), 2 (major), 3 (minor), or 4 (informational).
namespace	No	String	Specifies the resource namespace. For example, the ECS namespace is SYS.ECS. To view the namespace of each service, see Services Interconnected with Cloud Eye.
from	No	String	Specifies the time from when you want to query the alarm history. The time is a UNIX timestamp (ms), for example, 1602501480905. If you do not configure from or to, to is the current time by default, and from is the timestamp of seven days earlier than the current time.
to	No	String	Specifies when you want your alarm history query to end. The value is a UNIX timestamp in milliseconds. from must be earlier than to. If you do not configure from or to, to is the current time by default, and from is the timestamp of seven days earlier than the current time.
start	No	Integer	Specifies the start value of pagination. The value is an integer. The default value is 0.
limit	No	Integer	Specifies the maximum number of records that can be queried at a time. Supported range: 1 to 100 (default)

Example

GET https://{Cloud Eye endpoint}/V1.0/{project_id}/alarm-histories?limit=10&start=0&from=1602494921346&to=1603099721346&alarm_name=alarm-test01

Request

None

Response

Response parameters

Parameter	Mandatory	Type	Description
alarm_histories	No	Array of objects	Specifies details about one or more alarm history records. For details, see Table 2.
meta_data	No	MetaData object	Specifies the total number of query results returned. For details, see Table 11.

Parameter

Mandatory

Type

Description

alarm_histories

Array of objects

Specifies details about one or more alarm history records.

For details, see Table 2.

meta_data

MetaData object

Specifies the total number of query results returned.

For details, see Table 11.

**Table 2** **alarm_histories** data structure description
Parameter	Mandatory	Type	Description
alarm_id	No	String	Specifies the alarm rule ID, for example, al1603131199286dzxpqK3Ez.
alarm_name	No	String	Specifies the alarm rule name, for example, alarm-test01.
alarm_description	No	String	Provides supplementary information about the alarm rule.
metric	No	Metric object	Specifies the metric information. For details, see Table 3.
condition	No	Condition object	Specifies the alarm policy set in the alarm rule. For details, see Table 8.
alarm_level	No	Integer	Specifies the alarm severity, which can be 1 (critical), 2 (major), 3 (minor), or 4 (informational).
alarm_type	No	String	Specifies the alarm rule type. This parameter applies only to event alarms. The types are as follows: EVENT.SYS: system event alarm EVENT.CUSTOM: custom event alarm DNSHealthCheck: DNS health check alarm RESOURCE_GROUP: resource group alarm MULTI_INSTANCE: alarm for a specific resource
alarm_enabled	No	Boolean	Specifies whether the alarm rule has been enabled. Possible values are true and false.
alarm_action_enabled	No	Boolean	Specifies whether the alarm action has been triggered. Possible values are true and false.
alarm_actions	No	Array of objects	Specifies the action to be triggered by an alarm. The structure is as follows: {"type": "notification", "notificationList": ["urn:smn:southchina:68438a86d98e427e907e0097b7e35d47:sd"] } The value of type can be: notification: A notification will be sent. autoscaling: A scaling action will be triggered. notificationList indicates the list of recipients to be notified of alarm status changes. For details, see Table 5.
ok_actions	No	Array of objects	Specifies the action to be triggered after the alarm is cleared. The structure is as follows: {"type": "notification", "notificationList": ["urn:smn:southchina:68438a86d98e427e907e0097b7e35d47:sd"] } The value of type can be: notification: A notification will be sent. notificationList indicates the list of recipients to be notified of alarm status changes. For details, see Table 6.
insufficientdata_actions	No	Array of objects	Specifies the action triggered by data insufficiency. The structure is as follows: {"type": "notification", "notificationList": ["urn:smn:southchina:68438a86d98e427e907e0097b7e35d47:sd"]} The value of type can be: notification: An alarm is triggered due to insufficient data. notificationList: Specifies the ID list of the notification objects when an alarm notification is triggered due to insufficient data. For details, see Table 7.
update_time	No	Long	Specifies when the alarm status changed. The time is a UNIX timestamp (ms), for example, 1603131199000.
enterprise_project_id	No	String	Specifies the enterprise project ID. Value all_granted_eps indicates all enterprise projects. Value 0 indicates enterprise project default.
trigger_time	No	Long	Specifies when the alarm was triggered. The time is a UNIX timestamp (ms), for example, 1603131199469.
alarm_status	No	String	Specifies the alarm status, which can be ok, alarm, or insufficient_data.
datapoints	No	Array of objects	Specifies when the monitoring data of the alarm history is reported and the monitoring data that is calculated. For details, see Table 9.
additional_info	No	AdditionalInfo object	Specifies the additional field of the alarm history, which applies only to the alarm history generated for event monitoring. For details, see Table 10.

**Table 3** **metric** data structure description
Parameter	Mandatory	Type	Description
dimensions	No	Array of objects	Specifies the metric dimension. For details, see Table 4.
metric_name	No	String	Specifies the metric name. Start with a letter. Enter 1 to 64 characters. Only letters, digits, and underscores (_) are allowed. For details, see the metric name queried in Services Interconnected with Cloud Eye.
namespace	No	String	Specifies the metric namespace in service.item format. service and item each must contain 3 to 32 characters, start with a letter, and contain only letters, digits, and underscores (_). NOTE: You can leave this parameter blank when you set alarm_type to (EVENT.SYS\| EVENT.CUSTOM).

**Table 4** **dimensions** data structure description
Parameter	Mandatory	Type	Description
name	No	String	Specifies the monitoring dimension name. For example, the ECS dimension is instance_id. For details about the dimension of each monitored object, see the documentation of a specific cloud service. You can navigate there directly from the Services Interconnected with Cloud Eye page.
value	No	String	Specifies the dimension value, for example, an ECS ID. The value contains 1 to 256 characters.

**Table 5** **alarm_actions** data structure description
Parameter	Mandatory	Type	Description
type	Yes	String	Specifies the alarm notification type. notification: A notification will be sent. autoscaling: A scaling action will be triggered.
notificationList	Yes	Array of strings	Specifies the list of objects to be notified of alarm status changes. NOTE: The IDs in the list are strings. You can configure up to 5 object IDs.

**Table 6** **ok_actions** data structure description
Parameter	Mandatory	Type	Description
type	Yes	String	Specifies the alarm notification type. notification: A notification will be sent. autoscaling: A scaling action will be triggered.
notificationList	Yes	Array of strings	Specifies the list of objects to be notified of alarm status changes. NOTE: The IDs in the list are strings. You can configure up to 5 object IDs.

**Table 7** **insufficientdata_actions** data structure description
Parameter	Mandatory	Type	Description
type	Yes	String	Specifies the alarm notification type. notification: A notification will be sent. autoscaling: A scaling action will be triggered.
notificationList	Yes	Array of strings	Specifies the list of objects to be notified of alarm status changes. NOTE: The IDs in the list are strings. You can configure up to 5 object IDs.

**Table 8** **condition** data structure description
Parameter	Mandatory	Type	Description
period	No	Integer	Specifies how often Cloud Eye aggregates data, which can be 0: Event alarms are triggered immediately. 1: Cloud Eye performs no aggregation and displays raw data. 300: Cloud Eye aggregates data every 5 minutes. 1200: Cloud Eye aggregates data every 20 minutes. 3600: Cloud Eye aggregates data every hour. 14400: Cloud Eye aggregates data every 4 hours. 86400: Cloud Eye aggregates data every 24 hours. NOTE: If you set period to 1, Cloud Eye uses raw data to determine whether to trigger an alarm. You can set this parameter to 0 when you set alarm_type to (EVENT.SYS\| EVENT.CUSTOM).
filter	No	String	Specifies the data aggregation method. The value can be: average: average value of metric data within an aggregation period. max: maximum value of metric data in an aggregation period. min: minimum value of metric data within an aggregation period. sum: sum of metric data within an aggregation period. variance: variance value of metric data within an aggregation period.
comparison_operator	No	String	Specifies the alarm threshold operator, which can be >, =, <, >=, <=, or !=.
value	Yes	Double	Specifies the alarm threshold. Range: 0 to Number. MAX_VALUE (1.7976931348623157e+108) For detailed thresholds, see the value range of each metric in the appendix. For example, you can set ECS cpu_util in Services Interconnected with Cloud Eye to 80.
unit	No	String	Specifies the data unit. The value can contain a maximum of 32 characters. You can set this parameter based on your service needs. Minimum: 0 Maximum: 32
count	No	Integer	Specifies the number of consecutive occurrence times that the alarm policy was met. Supported range: 1 to 5
suppress_duration	No	Integer	Specifies the interval for triggering an alarm if the alarm persists. Possible intervals are as follows: 0: Cloud Eye triggers the alarm only once. 300: Cloud Eye triggers the alarm every 5 minutes. 600: Cloud Eye triggers the alarm every 10 minutes. 900: Cloud Eye triggers the alarm every 15 minutes. 1800: Cloud Eye triggers the alarm every 30 minutes. 3600: Cloud Eye triggers the alarm every hour. 10800: Cloud Eye triggers the alarm every 3 hours. 21600: Cloud Eye triggers the alarm every 6 hours. 43200: Cloud Eye triggers the alarm every 12 hours. 86400: Cloud Eye triggers the alarm every day.

**Table 9** **datapoints** data structure description
Parameter	Mandatory	Type	Description
time	No	Long	Specifies when the monitoring data of the alarm history is reported, which is a UNIX timestamp in milliseconds, for example, 1603131028000.
value	No	Double	Specifies the calculated monitoring data of the alarm history, for example, 7.019.

**Table 10** **additional_info** data structure description
Parameter	Mandatory	Type	Description
resource_id	No	String	Specifies the resource ID corresponding to the alarm history, for example, 22d98f6c-16d2-4c2d-b424-50e79d82838f.
resource_name	No	String	Specifies the resource name corresponding to the alarm history, for example, ECS-Test01.
event_id	No	String	Specifies the event ID of the alarm history, for example, ev16031292300990kKN8p17J.

**Table 11** **meta_data** data structure description
Parameter	Mandatory	Type	Description
total	Yes	Integer	Specifies the total number of query results.

Example response

{
 "alarm_histories": [
   {
     "alarm_id": "al1604473987569z6n6nkpm1",
     "alarm_name": "TC_CES_FunctionBaseline_Alarm_008",
     "alarm_description": "",
     "metric": {
       "namespace": "SYS.VPC",
       "dimensions": [
         {
           "name": "bandwidth_id",
           "value": "79a9cc0c-f626-4f15-bf99-a1f184107f88"
         }
       ],
       "metric_name": "downstream_bandwidth"
     },
     "condition": {
       "period": 1,
       "filter": "average",
       "comparison_operator": ">=",
       "value": 0,
       "count": 3
     },
     "alarm_level": 2,
     "alarm_type": "",
     "alarm_enabled": false,
     "alarm_action_enabled": false,
     "alarm_actions": [],
     "ok_actions": [],
     "insufficientdata_actions": [],
     "update_time": 1604473988000,
     "enterprise_project_id": "0",
     "trigger_time": 1604473987607,
     "alarm_status": "alarm",
     "datapoints": [
       {
         "time": 1604473860000,
         "value": 0
       },
       {
         "time": 1604473800000,
         "value": 0
       },
       {
         "time": 1604473740000,
         "value": 0
       }
     ],
     "additional_info": {
       "resource_id": "",
       "resource_name": "",
       "event_id": ""
     }
   },
   {
     "alarm_id": "al1604473978613MvlvlbVZD",
     "alarm_name": "alarm_merge",
     "alarm_description": "",
     "metric": {
       "namespace": "AGT.ECS",
       "dimensions": [
         {
           "name": "instance_id",
           "value": "22d98f6c-16d2-4c2d-b424-50e79d82838f"
         }
       ],
       "metric_name": "load_average5",
       "resource_group_id": "rg160447397837330303XQbK",
       "resource_group_name": "group1"
     },
     "condition": {
       "period": 1,
       "filter": "average",
       "comparison_operator": ">=",
       "value": 0,
       "count": 3
     },
     "alarm_level": 2,
     "alarm_type": "RESOURCE_GROUP",
     "alarm_enabled": false,
     "alarm_action_enabled": false,
     "alarm_actions": [],
     "ok_actions": [],
     "insufficientdata_actions": [],
     "update_time": 1604473979000,
     "enterprise_project_id": "0",
     "trigger_time": 1604473979070,
     "alarm_status": "insufficient_data",
     "datapoints": [],
     "additional_info": {
       "resource_id": "",
       "resource_name": "",
       "event_id": ""
     }
   }
 ],
 "meta_data": {
   "total": 2
 }
}

Returned Values

Normal
200

Abnormal

Returned Value	Description
400 Bad Request	Request error.
401 Unauthorized	The authentication information is not provided or is incorrect.
403 Forbidden	Access to the requested page is forbidden.
408 Request Timeout	The request timed out.
429 Too Many Requests	Concurrent requests are excessive.
500 Internal Server Error	Failed to complete the request because of an internal service error.
503 Service Unavailable	The service is currently unavailable.

Error Codes

See Error Codes.

Querying the Alarm History of an Alarm Rule

Function

URI

Request

Response

Returned Values

Error Codes