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"""Hook for Google Cloud Build service."""
from typing import Dict, List, Optional, Sequence, Tuple, Union
from google.api_core.gapic_v1.method import DEFAULT, _MethodDefault
from google.api_core.operation import Operation
from google.api_core.retry import Retry
from google.cloud.devtools.cloudbuild import CloudBuildClient
from google.cloud.devtools.cloudbuild_v1.types import Build, BuildTrigger, RepoSource
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
# Time to sleep between active checks of the operation results
[docs]TIME_TO_SLEEP_IN_SECONDS = 5
[docs]class CloudBuildHook(GoogleBaseHook):
"""
Hook for the Google Cloud Build Service.
:param gcp_conn_id: The connection ID to use when fetching connection info.
:param delegate_to: The account to impersonate using domain-wide delegation of authority,
if any. For this to work, the service account making the request must have
domain-wide delegation enabled.
: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",
delegate_to: Optional[str] = None,
impersonation_chain: Optional[Union[str, Sequence[str]]] = None,
) -> None:
super().__init__(
gcp_conn_id=gcp_conn_id, delegate_to=delegate_to, impersonation_chain=impersonation_chain
)
self._client: Optional[CloudBuildClient] = None
def _get_build_id_from_operation(self, operation: Operation) -> str:
"""
Retrieve Cloud Build ID from Operation Object.
:param operation: The proto to append resource_label airflow
version to
:return: Cloud Build ID
:rtype: str
"""
try:
return operation.metadata.build.id
except Exception:
raise AirflowException("Could not retrieve Build ID from Operation.")
[docs] def get_conn(self) -> CloudBuildClient:
"""
Retrieves the connection to Google Cloud Build.
:return: Google Cloud Build client object.
:rtype: `google.cloud.devtools.cloudbuild_v1.CloudBuildClient`
"""
if not self._client:
self._client = CloudBuildClient(credentials=self._get_credentials(), client_info=CLIENT_INFO)
return self._client
@GoogleBaseHook.fallback_to_default_project_id
[docs] def cancel_build(
self,
id_: str,
project_id: str = PROVIDE_PROJECT_ID,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> Build:
"""
Cancels a build in progress.
:param id_: The ID of the build.
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.Build`
"""
client = self.get_conn()
self.log.info("Start cancelling build: %s.", id_)
build = client.cancel_build(
request={'project_id': project_id, 'id': id_},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build has been cancelled: %s.", id_)
return build
@GoogleBaseHook.fallback_to_default_project_id
[docs] def create_build(
self,
build: Union[Dict, Build],
project_id: str = PROVIDE_PROJECT_ID,
wait: bool = True,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> Build:
"""
Starts a build with the specified configuration.
:param build: The build resource to create. If a dict is provided, it must be of the same form
as the protobuf message `google.cloud.devtools.cloudbuild_v1.types.Build`
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param wait: Optional, wait for operation to finish.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.Build`
"""
client = self.get_conn()
self.log.info("Start creating build.")
operation = client.create_build(
request={'project_id': project_id, 'build': build},
retry=retry,
timeout=timeout,
metadata=metadata,
)
id_ = self._get_build_id_from_operation(operation)
if not wait:
return self.get_build(id_=id_, project_id=project_id)
operation.result()
self.log.info("Build has been created: %s.", id_)
return self.get_build(id_=id_, project_id=project_id)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def create_build_trigger(
self,
trigger: Union[dict, BuildTrigger],
project_id: str = PROVIDE_PROJECT_ID,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> BuildTrigger:
"""
Creates a new BuildTrigger.
:param trigger: The BuildTrigger to create. If a dict is provided, it must be of the same form
as the protobuf message `google.cloud.devtools.cloudbuild_v1.types.BuildTrigger`
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.BuildTrigger`
"""
client = self.get_conn()
self.log.info("Start creating build trigger.")
trigger = client.create_build_trigger(
request={'project_id': project_id, 'trigger': trigger},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build trigger has been created.")
return trigger
@GoogleBaseHook.fallback_to_default_project_id
[docs] def delete_build_trigger(
self,
trigger_id: str,
project_id: str = PROVIDE_PROJECT_ID,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> None:
"""
Deletes a BuildTrigger by its project ID and trigger ID.
:param trigger_id: The ID of the BuildTrigger to delete.
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
"""
client = self.get_conn()
self.log.info("Start deleting build trigger: %s.", trigger_id)
client.delete_build_trigger(
request={'project_id': project_id, 'trigger_id': trigger_id},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build trigger has been deleted: %s.", trigger_id)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def get_build(
self,
id_: str,
project_id: str = PROVIDE_PROJECT_ID,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> Build:
"""
Returns information about a previously requested build.
:param id_: The ID of the build.
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.Build`
"""
client = self.get_conn()
self.log.info("Start retrieving build: %s.", id_)
build = client.get_build(
request={'project_id': project_id, 'id': id_},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build has been retrieved: %s.", id_)
return build
@GoogleBaseHook.fallback_to_default_project_id
[docs] def get_build_trigger(
self,
trigger_id: str,
project_id: str = PROVIDE_PROJECT_ID,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> BuildTrigger:
"""
Returns information about a BuildTrigger.
:param trigger_id: The ID of the BuildTrigger to get.
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.BuildTrigger`
"""
client = self.get_conn()
self.log.info("Start retrieving build trigger: %s.", trigger_id)
trigger = client.get_build_trigger(
request={'project_id': project_id, 'trigger_id': trigger_id},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build trigger has been retrieved: %s.", trigger_id)
return trigger
@GoogleBaseHook.fallback_to_default_project_id
[docs] def list_build_triggers(
self,
location: str,
project_id: str = PROVIDE_PROJECT_ID,
page_size: Optional[int] = None,
page_token: Optional[str] = None,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> List[BuildTrigger]:
"""
Lists existing BuildTriggers.
:param project_id: Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param location: The location of the project.
:param page_size: Optional, number of results to return in the list.
:param page_token: Optional, token to provide to skip to a particular spot in the list.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.BuildTrigger`
"""
client = self.get_conn()
parent = f"projects/{project_id}/locations/{location}"
self.log.info("Start retrieving build triggers.")
response = client.list_build_triggers(
request={
'parent': parent,
'project_id': project_id,
'page_size': page_size,
'page_token': page_token,
},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build triggers have been retrieved.")
return list(response.triggers)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def list_builds(
self,
location: str,
project_id: str = PROVIDE_PROJECT_ID,
page_size: Optional[int] = None,
page_token: Optional[int] = None,
filter_: Optional[str] = None,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> List[Build]:
"""
Lists previously requested builds.
:param project_id: Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the Google Cloud connection is used.
:param location: The location of the project.
:param page_size: Optional, number of results to return in the list.
:param page_token: Optional, token to provide to skip to a particular spot in the list.
:param filter_: Optional, the raw filter text to constrain the results.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: List[`google.cloud.devtools.cloudbuild_v1.types.Build`]
"""
client = self.get_conn()
parent = f"projects/{project_id}/locations/{location}"
self.log.info("Start retrieving builds.")
response = client.list_builds(
request={
'parent': parent,
'project_id': project_id,
'page_size': page_size,
'page_token': page_token,
'filter': filter_,
},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Builds have been retrieved.")
return list(response.builds)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def retry_build(
self,
id_: str,
project_id: str = PROVIDE_PROJECT_ID,
wait: bool = True,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> Build:
"""
Creates a new build based on the specified build. This method creates a new build
using the original build request, which may or may not result in an identical build.
:param id_: Build ID of the original build.
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param wait: Optional, wait for operation to finish.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.Build`
"""
client = self.get_conn()
self.log.info("Start retrying build: %s.", id_)
operation = client.retry_build(
request={'project_id': project_id, 'id': id_},
retry=retry,
timeout=timeout,
metadata=metadata,
)
id_ = self._get_build_id_from_operation(operation)
if not wait:
return self.get_build(id_=id_, project_id=project_id)
operation.result()
self.log.info("Build has been retried: %s.", id_)
return self.get_build(id_=id_, project_id=project_id)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def run_build_trigger(
self,
trigger_id: str,
source: Union[dict, RepoSource],
project_id: str = PROVIDE_PROJECT_ID,
wait: bool = True,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> Build:
"""
Runs a BuildTrigger at a particular source revision.
:param trigger_id: The ID of the trigger.
:param source: Source to build against this trigger. If a dict is provided, it must be of the
same form as the protobuf message `google.cloud.devtools.cloudbuild_v1.types.RepoSource`
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param wait: Optional, wait for operation to finish.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.Build`
"""
client = self.get_conn()
self.log.info("Start running build trigger: %s.", trigger_id)
operation = client.run_build_trigger(
request={'project_id': project_id, 'trigger_id': trigger_id, 'source': source},
retry=retry,
timeout=timeout,
metadata=metadata,
)
id_ = self._get_build_id_from_operation(operation)
if not wait:
return self.get_build(id_=id_, project_id=project_id)
operation.result()
self.log.info("Build trigger has been run: %s.", trigger_id)
return self.get_build(id_=id_, project_id=project_id)
@GoogleBaseHook.fallback_to_default_project_id
[docs] def update_build_trigger(
self,
trigger_id: str,
trigger: Union[dict, BuildTrigger],
project_id: str,
retry: Union[Retry, _MethodDefault] = DEFAULT,
timeout: Optional[float] = None,
metadata: Sequence[Tuple[str, str]] = (),
) -> BuildTrigger:
"""
Updates a BuildTrigger by its project ID and trigger ID.
:param trigger_id: The ID of the trigger.
:param trigger: The BuildTrigger to create. If a dict is provided, it must be of the same form
as the protobuf message `google.cloud.devtools.cloudbuild_v1.types.BuildTrigger`
:param project_id: Optional, Google Cloud Project project_id where the function belongs.
If set to None or missing, the default project_id from the GCP connection is used.
:param retry: Optional, a retry object used to retry requests. If `None` is specified, requests
will not be retried.
:param timeout: Optional, the amount of time, in seconds, to wait for the request to complete.
Note that if `retry` is specified, the timeout applies to each individual attempt.
:param metadata: Optional, additional metadata that is provided to the method.
:rtype: `google.cloud.devtools.cloudbuild_v1.types.BuildTrigger`
"""
client = self.get_conn()
self.log.info("Start updating build trigger: %s.", trigger_id)
trigger = client.update_build_trigger(
request={'project_id': project_id, 'trigger_id': trigger_id, 'trigger': trigger},
retry=retry,
timeout=timeout,
metadata=metadata,
)
self.log.info("Build trigger has been updated: %s.", trigger_id)
return trigger