def __init__( self, project_id: str, region: str, operation_name: str, gcp_conn_id: str = "google_cloud_default", impersonation_chain: Optional[Union[str, Sequence[str]]] = None, delegate_to: Optional[str] = None, pooling_period_seconds: int = 30, ): super().__init__() self.project_id = project_id self.region = region self.operation_name = operation_name self.gcp_conn_id = gcp_conn_id self.impersonation_chain = impersonation_chain self.delegate_to = delegate_to self.pooling_period_seconds = pooling_period_seconds self.gcp_hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, )
def execute(self, context: 'Context'): hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) result = hook.delete_environment( project_id=self.project_id, region=self.region, environment_id=self.environment_id, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) if not self.deferrable: hook.wait_for_operation(timeout=self.timeout, operation=result) else: self.defer( trigger=CloudComposerExecutionTrigger( project_id=self.project_id, region=self.region, operation_name=result.operation.name, gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, pooling_period_seconds=self.pooling_period_seconds, ), method_name=GOOGLE_DEFAULT_DEFERRABLE_METHOD_NAME, )
def execute(self, context: 'Context'): hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) result = hook.list_image_versions( project_id=self.project_id, region=self.region, page_size=self.page_size, page_token=self.page_token, include_past_releases=self.include_past_releases, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) return [ImageVersion.to_dict(image) for image in result]
def execute(self, context: 'Context'): hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) CloudComposerEnvironmentsLink.persist(operator_instance=self, context=context) result = hook.list_environments( project_id=self.project_id, region=self.region, page_size=self.page_size, page_token=self.page_token, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) return [Environment.to_dict(env) for env in result]
class CloudComposerExecutionTrigger(BaseTrigger): """The trigger handles the async communication with the Google Cloud Composer""" def __init__( self, project_id: str, region: str, operation_name: str, gcp_conn_id: str = "google_cloud_default", impersonation_chain: Optional[Union[str, Sequence[str]]] = None, delegate_to: Optional[str] = None, pooling_period_seconds: int = 30, ): super().__init__() self.project_id = project_id self.region = region self.operation_name = operation_name self.gcp_conn_id = gcp_conn_id self.impersonation_chain = impersonation_chain self.delegate_to = delegate_to self.pooling_period_seconds = pooling_period_seconds self.gcp_hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) def serialize(self) -> Tuple[str, Dict[str, Any]]: return ( 'airflow.providers.google.cloud.triggers.cloud_composer.CloudComposerExecutionTrigger', { "project_id": self.project_id, "region": self.region, "operation_name": self.operation_name, "gcp_conn_id": self.gcp_conn_id, "impersonation_chain": self.impersonation_chain, "delegate_to": self.delegate_to, "pooling_period_seconds": self.pooling_period_seconds, }, ) async def run(self): while True: operation = self.gcp_hook.get_operation( operation_name=self.operation_name) if operation.done: break elif operation.error.message: raise AirflowException( f"Cloud Composer Environment error: {operation.error.message}" ) await asyncio.sleep(self.pooling_period_seconds) yield TriggerEvent({ "operation_name": operation.name, "operation_done": operation.done, })
def execute(self, context: 'Context'): hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) result = hook.get_environment( project_id=self.project_id, region=self.region, environment_id=self.environment_id, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) CloudComposerEnvironmentLink.persist(operator_instance=self, context=context) return Environment.to_dict(result)
def execute_complete(self, context: "Context", event: dict): if event["operation_done"]: hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) env = hook.get_environment( project_id=self.project_id, region=self.region, environment_id=self.environment_id, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) return Environment.to_dict(env) else: raise AirflowException(f"Unexpected error in the operation: {event['operation_name']}")
def execute(self, context: 'Context'): hook = CloudComposerHook( gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, ) name = hook.get_environment_name(self.project_id, self.region, self.environment_id) if isinstance(self.environment, Environment): self.environment.name = name else: self.environment["name"] = name CloudComposerEnvironmentLink.persist(operator_instance=self, context=context) try: result = hook.create_environment( project_id=self.project_id, region=self.region, environment=self.environment, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) if not self.deferrable: environment = hook.wait_for_operation(timeout=self.timeout, operation=result) return Environment.to_dict(environment) else: self.defer( trigger=CloudComposerExecutionTrigger( project_id=self.project_id, region=self.region, operation_name=result.operation.name, gcp_conn_id=self.gcp_conn_id, impersonation_chain=self.impersonation_chain, delegate_to=self.delegate_to, pooling_period_seconds=self.pooling_period_seconds, ), method_name=GOOGLE_DEFAULT_DEFERRABLE_METHOD_NAME, ) except AlreadyExists: environment = hook.get_environment( project_id=self.project_id, region=self.region, environment_id=self.environment_id, retry=self.retry, timeout=self.timeout, metadata=self.metadata, ) return Environment.to_dict(environment)