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Trigger Management Models

Updated on 2023-07-06 GMT+08:00

Trigger Type Model

{ 
    "trigger_type_code":"string", 
    "display_name":"string", 
    "status":"string", 
    "event_codes":"array of string", 
    "description":"string" 
}

Table 1 describes the parameters in the trigger type model.

Table 1 Parameters in the trigger type model

Parameter

Description

trigger_type_code

Trigger type code. Options: SMN, APIG, OBS, TIMER, DMS, DIS, LTS, DDS, CTS, and kafka.

display_name

Trigger type value.

status

Trigger type status. Options:

  • DISABLED: The trigger is disabled.
  • TEST: The trigger is under test and invisible to clients.
  • ACTIVE: The trigger is available.

description

Trigger description.

Trigger Instance Model

{ 
    "trigger_id":"string",
    "trigger_type_code":"string",
    "event_type_code":"string",
    "status":"string",
    "event_data":"json struct",
    "last_updated_time":"string",
    "created_time":"string" 
}

Table 2 describes the parameters in the trigger instance model.

Table 2 Parameters in the trigger instance model

Parameter

Description

trigger_id

Trigger ID.

trigger_type_code

Trigger type code. Options: SMN, APIG, OBS, TIMER, DMS, DIS, LTS, DDS, CTS, and kafka.

event_type_code

Event type code. This parameter is mandatory. It can be any non-null character string. This parameter is not used currently.

status

Trigger status. Options: ACTIVE and DISABLED.

event_data

Trigger data defined in JSON format.

last_updated_time

Time when the trigger was last updated.

created_time

Time when the trigger was created.

Trigger Instance Data

  • The data of a Simple Message Notification (SMN) trigger is as follows:
    { 
        "topic_urn":"string", 
        "subscription_status":"string" 
    } 

    Table 3 describes the parameters of an SMN trigger.

    Table 3 Parameters of an SMN trigger

    Parameter

    Description

    topic_urn

    URN of an SMN topic. This parameter is mandatory when you create an SMN trigger.

    subscription_status

    Subscription status of a topic. Options: Unconfirmed and Confirmed.

  • The data of an Object Storage Service (OBS) trigger is as follows:
    { 
       "bucket": "yourBucketName", 
       "events": ["s3:ObjectCreated:Put"], 
       "prefix": "yourPrefix", 
       "suffix": "yourSuffix" 
    }
    Table 4 Parameters of an OBS trigger

    Parameter

    Description

    bucket

    Bucket name. This parameter is mandatory.

    events

    Collection of OBS trigger events. Options: s3:ObjectCreated:*, s3:ObjectCreated:Put, s3:ObjectCreated:Post, s3:ObjectCreated:Copy, s3:ObjectCreated:CompleteMultipartUpload, s3:ObjectRemoved:*, s3:ObjectRemoved:DeleteMarkerCreated, and s3:ObjectRemoved:Delete. This parameter is mandatory.

    Note that s3:objectcreated:* includes all events that start with s3:objectcreated, and s3:objectremoved:* includes all events that start with s3:objectremoved.

    prefix

    Prefix of an OBS object. This parameter is optional.

    suffix

    Suffix of an OBS object. This parameter is optional.

  • The data of a timer trigger is as follows:
    {
    	"name": "string",
    	"schedule_type": "string",
    	"schedule": "string",
    	"user_event": "string"
    }

    Table 5 describes the parameters of a timer trigger.

    Table 5 Parameters of a timer trigger

    Parameter

    Description

    name

    Trigger name. This parameter is mandatory.

    schedule_type

    Schedule type. Options: Rate or Cron. This parameter is mandatory.

    schedule

    Schedule setting, which varies depending on the schedule type you choose. This parameter is mandatory.

    When schedule_type is set to Rate, add unit m, h, or d behind a rate, for example, 3m for 3 minutes.

    user_event

    Additional information for calling a function. This parameter is optional.

  • The data of a Kafka trigger is as follows:
    {
            "instance_id": "string",
    	"db_name": "string",
            "collection_name": "string",
            "db_user": "string",
    	"db_password": string,
            "batch_size": int,
    }
    Table 6 Parameters of a Kafka trigger

    Parameter

    Description

    instance_id

    Kafka instance ID.

    topic_id

    Topic ID.

    kafka_user

    Username.

    kafka_password

    Password.

    kafka_ssl_enable

    Whether to enable SSL authentication. If SSL authentication is enabled, the kafka_user and kafka_password fields are mandatory.

    batch_size

    Batch size.

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