TaskQueueEmptySensor
GooglePulls tasks count from a cloud task queue. Always waits for queue returning tasks count as 0.
Access Instructions
Install the Google provider package into your Airflow environment.
Import the module into your DAG file and instantiate it with your desired params.
Parameters
project_idthe Google Cloud project ID for the subscription (templated)
gcp_conn_idThe connection ID to use connecting to Google Cloud.
queue_nameThe queue name to for which task empty sensing is required.
impersonation_chainOptional service account to impersonate using short-term credentials, or chained list of accounts required to get the access_token of the last account in the list, which will be impersonated in the request. If set as a string, the account must grant the originating account the Service Account Token Creator IAM role. If set as a sequence, the identities from the list must grant Service Account Token Creator IAM role to the directly preceding identity, with first account from the list granting this role to the originating account (templated).
Documentation
Pulls tasks count from a cloud task queue. Always waits for queue returning tasks count as 0.