Publish

type: "io.kestra.plugin.gcp.pubsub.Publish"

Publish a message to a Pub/Sub topic

Examples

id: "publish"
type: "io.kestra.plugin.gcp.pubsub.Publish"
topic: topic-test
from:
-  data: "{{ 'base64-encoded-string-1' | base64encode }}"
   attributes:
       testAttribute: KestraTest
   messageId: '1234'
   orderingKey: 'foo'
-  data: "{{ 'base64-encoded-string-2' | base64encode }}"
-  attributes:
       testAttribute: KestraTest

Properties

from

• Type:stringarrayMessage
• Dynamic: ✔️
• Required: ✔️

The source of the published data.

Can be an internal storage URI, a list of Pub/Sub messages, or a single Pub/Sub message.

serdeType

• Type: string
• Dynamic: ❌
• Required: ✔️
• Default: STRING
• Possible Values:
  • STRING
  • JSON

The serializer/deserializer to use.

topic

• Type: string
• Dynamic: ✔️
• Required: ✔️

The Pub/Sub topic

The Pub/Sub topic. It must be created before executing the task.

projectId

• Type: string
• Dynamic: ✔️
• Required: ❌

The GCP project id

scopes

• Type: array
• SubType: string
• Dynamic: ✔️
• Required: ❌
• Default: [https://www.googleapis.com/auth/cloud-platform]

The GCP scopes to used

serviceAccount

• Type: string
• Dynamic: ✔️
• Required: ❌

The GCP service account key

Outputs

messagesCount

• Type: integer

Number of published messages.

Definitions

Message

attributes

• Type: object
• SubType: string
• Dynamic: ✔️
• Required: ❌

The message attributes map

data

• Type: object
• Dynamic: ✔️
• Required: ❌

The message data, must be a string if serde type is 'STRING', otherwise a JSON object

If it's a string, it can be a dynamic property otherwise not.

messageId

• Type: string
• Dynamic: ✔️
• Required: ❌

The message identifier

orderingKey

• Type: string
• Dynamic: ✔️
• Required: ❌

The message ordering key