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from __future__ import annotations
import itertools
from typing import TYPE_CHECKING, Iterable, Sequence
from google.cloud.run_v2 import (
CreateJobRequest,
DeleteJobRequest,
GetJobRequest,
Job,
JobsAsyncClient,
JobsClient,
ListJobsRequest,
RunJobRequest,
UpdateJobRequest,
)
from google.longrunning import operations_pb2
from airflow.exceptions import AirflowException
from airflow.providers.google.common.consts import CLIENT_INFO
from airflow.providers.google.common.hooks.base_google import PROVIDE_PROJECT_ID, GoogleBaseHook
if TYPE_CHECKING:
from google.api_core import operation
from google.cloud.run_v2.services.jobs import pagers
[docs]class CloudRunHook(GoogleBaseHook):
"""
Hook for the Google Cloud Run service.
:param gcp_conn_id: The connection ID to use when fetching connection info.
:param impersonation_chain: Optional 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.
"""
def __init__(
self,
gcp_conn_id: str = "google_cloud_default",
impersonation_chain: str | Sequence[str] | None = None,
) -> None:
super().__init__(gcp_conn_id=gcp_conn_id, impersonation_chain=impersonation_chain)
self._client: JobsClient | None = None
[docs] def get_conn(self):
"""
Retrieves connection to Cloud Run.
:return: Cloud Run Jobs client object.
"""
if self._client is None:
self._client = JobsClient(credentials=self.get_credentials(), client_info=CLIENT_INFO)
return self._client
@GoogleBaseHook.fallback_to_default_project_id
[docs] def delete_job(self, job_name: str, region: str, project_id: str = PROVIDE_PROJECT_ID) -> Job:
delete_request = DeleteJobRequest()
delete_request.name = f"projects/{project_id}/locations/{region}/jobs/{job_name}"
operation = self.get_conn().delete_job(delete_request)
return operation.result()
@GoogleBaseHook.fallback_to_default_project_id
[docs] def create_job(
self, job_name: str, job: Job | dict, region: str, project_id: str = PROVIDE_PROJECT_ID
) -> Job:
if isinstance(job, dict):
job = Job(job)
create_request = CreateJobRequest()
create_request.job = job
create_request.job_id = job_name
create_request.parent = f"projects/{project_id}/locations/{region}"
operation = self.get_conn().create_job(create_request)
return operation.result()
@GoogleBaseHook.fallback_to_default_project_id
[docs] def update_job(
self, job_name: str, job: Job | dict, region: str, project_id: str = PROVIDE_PROJECT_ID
) -> Job:
if isinstance(job, dict):
job = Job(job)
update_request = UpdateJobRequest()
job.name = f"projects/{project_id}/locations/{region}/jobs/{job_name}"
update_request.job = job
operation = self.get_conn().update_job(update_request)
return operation.result()
@GoogleBaseHook.fallback_to_default_project_id
[docs] def execute_job(
self, job_name: str, region: str, project_id: str = PROVIDE_PROJECT_ID
) -> operation.Operation:
run_job_request = RunJobRequest(name=f"projects/{project_id}/locations/{region}/jobs/{job_name}")
operation = self.get_conn().run_job(request=run_job_request)
return operation
@GoogleBaseHook.fallback_to_default_project_id
[docs] def get_job(self, job_name: str, region: str, project_id: str = PROVIDE_PROJECT_ID):
get_job_request = GetJobRequest(name=f"projects/{project_id}/locations/{region}/jobs/{job_name}")
return self.get_conn().get_job(get_job_request)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def list_jobs(
self,
region: str,
project_id: str = PROVIDE_PROJECT_ID,
show_deleted: bool = False,
limit: int | None = None,
) -> Iterable[Job]:
if limit is not None and limit < 0:
raise AirflowException("The limit for the list jobs request should be greater or equal to zero")
list_jobs_request: ListJobsRequest = ListJobsRequest(
parent=f"projects/{project_id}/locations/{region}", show_deleted=show_deleted
)
jobs: pagers.ListJobsPager = self.get_conn().list_jobs(request=list_jobs_request)
return list(itertools.islice(jobs, limit))
[docs]class CloudRunAsyncHook(GoogleBaseHook):
"""
Async hook for the Google Cloud Run service.
:param gcp_conn_id: The connection ID to use when fetching connection info.
:param impersonation_chain: Optional 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.
"""
def __init__(
self,
gcp_conn_id: str = "google_cloud_default",
impersonation_chain: str | Sequence[str] | None = None,
):
self._client: JobsAsyncClient = JobsAsyncClient()
super().__init__(gcp_conn_id=gcp_conn_id, impersonation_chain=impersonation_chain)
[docs] def get_conn(self):
if self._client is None:
self._client = JobsAsyncClient(credentials=self.get_credentials(), client_info=CLIENT_INFO)
return self._client
[docs] async def get_operation(self, operation_name: str) -> operations_pb2.Operation:
return await self.get_conn().get_operation(operations_pb2.GetOperationRequest(name=operation_name))
