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Yandex Cloud Functions

Method get

Returns the specified trigger.

To get the list of all available triggers, make a list request.

HTTP request

GET https://serverless-triggers.api.cloud.yandex.net/triggers/v1/triggers/{triggerId}

Path parameters

Parameter Description
triggerId Required. ID of the trigger to return. To get a trigger ID make a list request.

Response

HTTP Code: 200 - OK

{
  "id": "string",
  "folderId": "string",
  "createdAt": "string",
  "name": "string",
  "description": "string",
  "labels": "object",
  "rule": {

    // `rule` includes only one of the fields `timer`, `messageQueue`, `iotMessage`, `objectStorage`, `containerRegistry`, `cloudLogs`
    "timer": {
      "cronExpression": "string",

      // `rule.timer` includes only one of the fields `invokeFunction`, `invokeFunctionWithRetry`
      "invokeFunction": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string"
      },
      "invokeFunctionWithRetry": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string",
        "retrySettings": {
          "retryAttempts": "string",
          "interval": "string"
        },
        "deadLetterQueue": {
          "queueId": "string",
          "serviceAccountId": "string"
        }
      },
      // end of the list of possible fields`rule.timer`

    },
    "messageQueue": {
      "queueId": "string",
      "serviceAccountId": "string",
      "batchSettings": {
        "size": "string",
        "cutoff": "string"
      },
      "visibilityTimeout": "string",
      "invokeFunction": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string"
      }
    },
    "iotMessage": {
      "registryId": "string",
      "deviceId": "string",
      "mqttTopic": "string",
      "invokeFunction": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string",
        "retrySettings": {
          "retryAttempts": "string",
          "interval": "string"
        },
        "deadLetterQueue": {
          "queueId": "string",
          "serviceAccountId": "string"
        }
      }
    },
    "objectStorage": {
      "eventType": [
        "string"
      ],
      "bucketId": "string",
      "prefix": "string",
      "suffix": "string",
      "invokeFunction": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string",
        "retrySettings": {
          "retryAttempts": "string",
          "interval": "string"
        },
        "deadLetterQueue": {
          "queueId": "string",
          "serviceAccountId": "string"
        }
      }
    },
    "containerRegistry": {
      "eventType": [
        "string"
      ],
      "registryId": "string",
      "imageName": "string",
      "tag": "string",
      "invokeFunction": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string",
        "retrySettings": {
          "retryAttempts": "string",
          "interval": "string"
        },
        "deadLetterQueue": {
          "queueId": "string",
          "serviceAccountId": "string"
        }
      }
    },
    "cloudLogs": {
      "logGroupId": [
        "string"
      ],
      "batchSettings": {
        "size": "string",
        "cutoff": "string"
      },
      "invokeFunction": {
        "functionId": "string",
        "functionTag": "string",
        "serviceAccountId": "string",
        "retrySettings": {
          "retryAttempts": "string",
          "interval": "string"
        },
        "deadLetterQueue": {
          "queueId": "string",
          "serviceAccountId": "string"
        }
      }
    },
    // end of the list of possible fields`rule`

  },
  "status": "string"
}

A trigger to invoke a serverless function. For more information, see Triggers.

Field Description
id string

ID of the trigger. Generated at creation time.
folderId string

Required. ID of the folder that the trigger belongs to.

The maximum string length in characters is 50.
createdAt string (date-time)

Creation timestamp for the trigger.

String in RFC3339 text format.
name string

Name of the trigger.

The string length in characters must be 3-63.
description string

Description of the trigger.

The string length in characters must be 0-256.
labels object

Trigger labels as key:value pairs.
rule object

Required. Rule for trigger activation (always consistent with the trigger type).

Description of a rule for trigger activation.
rule.
timer		 object
Rule for a timed trigger.
rule includes only one of the fields timer, messageQueue, iotMessage, objectStorage, containerRegistry, cloudLogs

Rule for activating a timed trigger.
rule.
timer.
cronExpression		 string

Required. Description of a schedule as a cron expression.

The maximum string length in characters is 100.
rule.
timer.
invokeFunction		 object
Instructions for invoking a function once.
rule.timer includes only one of the fields invokeFunction, invokeFunctionWithRetry

A single function invocation.
rule.
timer.
invokeFunction.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
timer.
invokeFunction.
functionTag		 string

Version tag of the function to execute.
rule.
timer.
invokeFunction.
serviceAccountId		 string

ID of the service account that should be used to invoke the function.
rule.
timer.
invokeFunctionWithRetry		 object
Instructions for invoking a function with retries as needed.
rule.timer includes only one of the fields invokeFunction, invokeFunctionWithRetry

A function invocation with retries.
rule.
timer.
invokeFunctionWithRetry.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
timer.
invokeFunctionWithRetry.
functionTag		 string

Version tag of the function to execute.
rule.
timer.
invokeFunctionWithRetry.
serviceAccountId		 string

ID of the service account which has permission to invoke the function.
rule.
timer.
invokeFunctionWithRetry.
retrySettings		 object

Retry policy. If the field is not specified, or the value is empty, no retries will be attempted.

Settings for retrying to invoke a function.
rule.
timer.
invokeFunctionWithRetry.
retrySettings.
retryAttempts		 string (int64)

Maximum number of retries (extra invokes) before the action is considered failed.

Acceptable values are 1 to 5, inclusive.
rule.
timer.
invokeFunctionWithRetry.
retrySettings.
interval		 string

Required. Time in seconds to wait between individual retries.
rule.
timer.
invokeFunctionWithRetry.
deadLetterQueue		 object

DLQ policy (no value means discarding a message).
rule.
timer.
invokeFunctionWithRetry.
deadLetterQueue.
queueId		 string

ID of the queue.
rule.
timer.
invokeFunctionWithRetry.
deadLetterQueue.
serviceAccountId		 string

Required. Service account which has write permission on the queue.

The maximum string length in characters is 50.
rule.
messageQueue		 object
Rule for a message queue trigger.
rule includes only one of the fields timer, messageQueue, iotMessage, objectStorage, containerRegistry, cloudLogs

Rule for activating a message queue trigger.
rule.
messageQueue.
queueId		 string

Required. ID of the message queue in Yandex Message Queue.
rule.
messageQueue.
serviceAccountId		 string

Required. ID of the service account which has read access to the message queue.

The maximum string length in characters is 50.
rule.
messageQueue.
batchSettings		 object
Required. Batch settings for processing messages in the queue.

Settings for batch processing of messages in a queue.
rule.
messageQueue.
batchSettings.
size		 string (int64)

Batch size. Trigger will send the batch of messages to the function when the number of messages in the queue reaches size, or the cutoff time has passed.

Acceptable values are 0 to 10, inclusive.
rule.
messageQueue.
batchSettings.
cutoff		 string

Required. Maximum wait time. Trigger will send the batch of messages to the function when the number of messages in the queue reaches size, or the cutoff time has passed.
rule.
messageQueue.
visibilityTimeout		 string

Queue visibility timeout override.

The maximum value is 43200 seconds.
rule.
messageQueue.
invokeFunction		 object
Instructions for invoking a function once.

A single function invocation.
rule.
messageQueue.
invokeFunction.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
messageQueue.
invokeFunction.
functionTag		 string

Version tag of the function to execute.
rule.
messageQueue.
invokeFunction.
serviceAccountId		 string

ID of the service account that should be used to invoke the function.
rule.
iotMessage		 object
Rule for a Yandex IoT Core trigger.
rule includes only one of the fields timer, messageQueue, iotMessage, objectStorage, containerRegistry, cloudLogs

Rule for activating a Yandex IoT Core trigger.
rule.
iotMessage.
registryId		 string

Required. ID of the Yandex IoT Core registry.
rule.
iotMessage.
deviceId		 string

ID of the Yandex IoT Core device in the registry.
rule.
iotMessage.
mqttTopic		 string

MQTT topic whose messages activate the trigger.
rule.
iotMessage.
invokeFunction		 object
Instructions for invoking a function with retries as needed.

A function invocation with retries.
rule.
iotMessage.
invokeFunction.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
iotMessage.
invokeFunction.
functionTag		 string

Version tag of the function to execute.
rule.
iotMessage.
invokeFunction.
serviceAccountId		 string

ID of the service account which has permission to invoke the function.
rule.
iotMessage.
invokeFunction.
retrySettings		 object

Retry policy. If the field is not specified, or the value is empty, no retries will be attempted.

Settings for retrying to invoke a function.
rule.
iotMessage.
invokeFunction.
retrySettings.
retryAttempts		 string (int64)

Maximum number of retries (extra invokes) before the action is considered failed.

Acceptable values are 1 to 5, inclusive.
rule.
iotMessage.
invokeFunction.
retrySettings.
interval		 string

Required. Time in seconds to wait between individual retries.
rule.
iotMessage.
invokeFunction.
deadLetterQueue		 object

DLQ policy (no value means discarding a message).
rule.
iotMessage.
invokeFunction.
deadLetterQueue.
queueId		 string

ID of the queue.
rule.
iotMessage.
invokeFunction.
deadLetterQueue.
serviceAccountId		 string

Required. Service account which has write permission on the queue.

The maximum string length in characters is 50.
rule.
objectStorage		 object
rule includes only one of the fields timer, messageQueue, iotMessage, objectStorage, containerRegistry, cloudLogs
rule.
objectStorage.
eventType[]		 string

Required. Type (name) of events, at least one value is required.

Must contain at least one element.
rule.
objectStorage.
bucketId		 string

ID of the bucket.
rule.
objectStorage.
prefix		 string

Prefix of the object key. Filter, optional.
rule.
objectStorage.
suffix		 string

Suffix of the object key. Filter, optional.
rule.
objectStorage.
invokeFunction		 object
Instructions for invoking a function with retries as needed.

A function invocation with retries.
rule.
objectStorage.
invokeFunction.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
objectStorage.
invokeFunction.
functionTag		 string

Version tag of the function to execute.
rule.
objectStorage.
invokeFunction.
serviceAccountId		 string

ID of the service account which has permission to invoke the function.
rule.
objectStorage.
invokeFunction.
retrySettings		 object

Retry policy. If the field is not specified, or the value is empty, no retries will be attempted.

Settings for retrying to invoke a function.
rule.
objectStorage.
invokeFunction.
retrySettings.
retryAttempts		 string (int64)

Maximum number of retries (extra invokes) before the action is considered failed.

Acceptable values are 1 to 5, inclusive.
rule.
objectStorage.
invokeFunction.
retrySettings.
interval		 string

Required. Time in seconds to wait between individual retries.
rule.
objectStorage.
invokeFunction.
deadLetterQueue		 object

DLQ policy (no value means discarding a message).
rule.
objectStorage.
invokeFunction.
deadLetterQueue.
queueId		 string

ID of the queue.
rule.
objectStorage.
invokeFunction.
deadLetterQueue.
serviceAccountId		 string

Required. Service account which has write permission on the queue.

The maximum string length in characters is 50.
rule.
containerRegistry		 object
rule includes only one of the fields timer, messageQueue, iotMessage, objectStorage, containerRegistry, cloudLogs
rule.
containerRegistry.
eventType[]		 string

Required. Type (name) of events, at least one value is required.

Must contain at least one element.
rule.
containerRegistry.
registryId		 string

ID of the registry.
rule.
containerRegistry.
imageName		 string

Docker-image name. Filter, optional.
rule.
containerRegistry.
tag		 string

Docker-image tag. Filter, optional.
rule.
containerRegistry.
invokeFunction		 object
Instructions for invoking a function with retries as needed.

A function invocation with retries.
rule.
containerRegistry.
invokeFunction.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
containerRegistry.
invokeFunction.
functionTag		 string

Version tag of the function to execute.
rule.
containerRegistry.
invokeFunction.
serviceAccountId		 string

ID of the service account which has permission to invoke the function.
rule.
containerRegistry.
invokeFunction.
retrySettings		 object

Retry policy. If the field is not specified, or the value is empty, no retries will be attempted.

Settings for retrying to invoke a function.
rule.
containerRegistry.
invokeFunction.
retrySettings.
retryAttempts		 string (int64)

Maximum number of retries (extra invokes) before the action is considered failed.

Acceptable values are 1 to 5, inclusive.
rule.
containerRegistry.
invokeFunction.
retrySettings.
interval		 string

Required. Time in seconds to wait between individual retries.
rule.
containerRegistry.
invokeFunction.
deadLetterQueue		 object

DLQ policy (no value means discarding a message).
rule.
containerRegistry.
invokeFunction.
deadLetterQueue.
queueId		 string

ID of the queue.
rule.
containerRegistry.
invokeFunction.
deadLetterQueue.
serviceAccountId		 string

Required. Service account which has write permission on the queue.

The maximum string length in characters is 50.
rule.
cloudLogs		 object
rule includes only one of the fields timer, messageQueue, iotMessage, objectStorage, containerRegistry, cloudLogs
rule.
cloudLogs.
logGroupId[]		 string

Log group identifiers, at least one value is required.
rule.
cloudLogs.
batchSettings		 object
Required. Batch settings for processing log events.
rule.
cloudLogs.
batchSettings.
size		 string (int64)

Batch size. Trigger will send the batch of messages to the function when the number of messages in the log group reaches size, or the cutoff time has passed.

Acceptable values are 0 to 100, inclusive.
rule.
cloudLogs.
batchSettings.
cutoff		 string

Maximum wait time. Trigger will send the batch of messages to the function when the number of messages in the log group reaches size, or the cutoff time has passed.

Acceptable values are 1 seconds to 60 seconds, inclusive.
rule.
cloudLogs.
invokeFunction		 object
Instructions for invoking a function with retries as needed.

A function invocation with retries.
rule.
cloudLogs.
invokeFunction.
functionId		 string

Required. ID of the function to invoke.

The maximum string length in characters is 50.
rule.
cloudLogs.
invokeFunction.
functionTag		 string

Version tag of the function to execute.
rule.
cloudLogs.
invokeFunction.
serviceAccountId		 string

ID of the service account which has permission to invoke the function.
rule.
cloudLogs.
invokeFunction.
retrySettings		 object

Retry policy. If the field is not specified, or the value is empty, no retries will be attempted.

Settings for retrying to invoke a function.
rule.
cloudLogs.
invokeFunction.
retrySettings.
retryAttempts		 string (int64)

Maximum number of retries (extra invokes) before the action is considered failed.

Acceptable values are 1 to 5, inclusive.
rule.
cloudLogs.
invokeFunction.
retrySettings.
interval		 string

Required. Time in seconds to wait between individual retries.
rule.
cloudLogs.
invokeFunction.
deadLetterQueue		 object

DLQ policy (no value means discarding a message).
rule.
cloudLogs.
invokeFunction.
deadLetterQueue.
queueId		 string

ID of the queue.
rule.
cloudLogs.
invokeFunction.
deadLetterQueue.
serviceAccountId		 string

Required. Service account which has write permission on the queue.

The maximum string length in characters is 50.
status string

Trigger status.
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