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rest.py
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rest.py
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# -*- coding: utf-8 -*-
# Copyright 2020 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import warnings
from typing import Callable, Dict, Optional, Sequence, Tuple
from google.api_core import gapic_v1 # type: ignore
from google import auth # type: ignore
from google.auth import credentials # type: ignore
from google.auth.transport.grpc import SslCredentials # type: ignore
import grpc # type: ignore
from google.auth.transport.requests import AuthorizedSession
from google.cloud.compute_v1.types import compute
from .base import AcceleratorTypesTransport, DEFAULT_CLIENT_INFO
class AcceleratorTypesRestTransport(AcceleratorTypesTransport):
"""REST backend transport for AcceleratorTypes.
Services
The AcceleratorTypes API.
This class defines the same methods as the primary client, so the
primary client can load the underlying transport implementation
and call it.
It sends JSON representations of protocol buffers over HTTP/1.1
"""
def __init__(
self,
*,
host: str = "compute.googleapis.com",
credentials: credentials.Credentials = None,
credentials_file: str = None,
scopes: Sequence[str] = None,
client_cert_source_for_mtls: Callable[[], Tuple[bytes, bytes]] = None,
quota_project_id: Optional[str] = None,
client_info: gapic_v1.client_info.ClientInfo = DEFAULT_CLIENT_INFO,
) -> None:
"""Instantiate the transport.
Args:
host (Optional[str]): The hostname to connect to.
credentials (Optional[google.auth.credentials.Credentials]): The
authorization credentials to attach to requests. These
credentials identify the application to the service; if none
are specified, the client will attempt to ascertain the
credentials from the environment.
credentials_file (Optional[str]): A file with credentials that can
be loaded with :func:`google.auth.load_credentials_from_file`.
This argument is ignored if ``channel`` is provided.
scopes (Optional(Sequence[str])): A list of scopes. This argument is
ignored if ``channel`` is provided.
client_cert_source_for_mtls (Callable[[], Tuple[bytes, bytes]]): Client
certificate to configure mutual TLS HTTP channel. It is ignored
if ``channel`` is provided.
quota_project_id (Optional[str]): An optional project to use for billing
and quota.
client_info (google.api_core.gapic_v1.client_info.ClientInfo):
The client info used to send a user-agent string along with
API requests. If ``None``, then default info will be used.
Generally, you only need to set this if you're developing
your own client library.
"""
# Run the base constructor
# TODO(yon-mg): resolve other ctor params i.e. scopes, quota, etc.
super().__init__(
host=host, credentials=credentials, client_info=client_info,
)
self._session = AuthorizedSession(self._credentials)
if client_cert_source_for_mtls:
self._session.configure_mtls_channel(client_cert_source_for_mtls)
def aggregated_list(
self,
request: compute.AggregatedListAcceleratorTypesRequest,
*,
metadata: Sequence[Tuple[str, str]] = (),
) -> compute.AcceleratorTypeAggregatedList:
r"""Call the aggregated list method over HTTP.
Args:
request (~.compute.AggregatedListAcceleratorTypesRequest):
The request object.
A request message for
AcceleratorTypes.AggregatedList. See the
method description for details.
metadata (Sequence[Tuple[str, str]]): Strings which should be
sent along with the request as metadata.
Returns:
~.compute.AcceleratorTypeAggregatedList:
"""
# TODO(yon-mg): need to handle grpc transcoding and parse url correctly
# current impl assumes basic case of grpc transcoding
url = "https://{host}/compute/v1/projects/{project}/aggregated/acceleratorTypes".format(
host=self._host, project=request.project,
)
# TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
# not required for GCE
query_params = {
"filter": request.filter,
"includeAllScopes": request.include_all_scopes,
"maxResults": request.max_results,
"orderBy": request.order_by,
"pageToken": request.page_token,
"returnPartialSuccess": request.return_partial_success,
}
# TODO(yon-mg): further discussion needed whether 'python truthiness' is appropriate here
# discards default values
# TODO(yon-mg): add test for proper url encoded strings
query_params = [
"{k}={v}".format(k=k, v=v) for k, v in query_params.items() if v
]
url += "?{}".format("&".join(query_params)).replace(" ", "+")
# Send the request
response = self._session.get(url)
# Raise requests.exceptions.HTTPError if the status code is >= 400
response.raise_for_status()
# Return the response
return compute.AcceleratorTypeAggregatedList.from_json(
response.content, ignore_unknown_fields=True
)
def get(
self,
request: compute.GetAcceleratorTypeRequest,
*,
metadata: Sequence[Tuple[str, str]] = (),
) -> compute.AcceleratorType:
r"""Call the get method over HTTP.
Args:
request (~.compute.GetAcceleratorTypeRequest):
The request object.
A request message for
AcceleratorTypes.Get. See the method
description for details.
metadata (Sequence[Tuple[str, str]]): Strings which should be
sent along with the request as metadata.
Returns:
~.compute.AcceleratorType:
Represents an Accelerator Type resource.
Google Cloud Platform provides graphics processing units
(accelerators) that you can add to VM instances to
improve or accelerate performance when working with
intensive workloads. For more information, read GPUs on
Compute Engine. (== resource_for
{$api_version}.acceleratorTypes ==)
"""
# TODO(yon-mg): need to handle grpc transcoding and parse url correctly
# current impl assumes basic case of grpc transcoding
url = "https://{host}/compute/v1/projects/{project}/zones/{zone}/acceleratorTypes/{accelerator_type}".format(
host=self._host,
project=request.project,
zone=request.zone,
accelerator_type=request.accelerator_type,
)
# TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
# not required for GCE
query_params = {}
# TODO(yon-mg): further discussion needed whether 'python truthiness' is appropriate here
# discards default values
# TODO(yon-mg): add test for proper url encoded strings
query_params = [
"{k}={v}".format(k=k, v=v) for k, v in query_params.items() if v
]
url += "?{}".format("&".join(query_params)).replace(" ", "+")
# Send the request
response = self._session.get(url)
# Raise requests.exceptions.HTTPError if the status code is >= 400
response.raise_for_status()
# Return the response
return compute.AcceleratorType.from_json(
response.content, ignore_unknown_fields=True
)
def list(
self,
request: compute.ListAcceleratorTypesRequest,
*,
metadata: Sequence[Tuple[str, str]] = (),
) -> compute.AcceleratorTypeList:
r"""Call the list method over HTTP.
Args:
request (~.compute.ListAcceleratorTypesRequest):
The request object.
A request message for
AcceleratorTypes.List. See the method
description for details.
metadata (Sequence[Tuple[str, str]]): Strings which should be
sent along with the request as metadata.
Returns:
~.compute.AcceleratorTypeList:
Contains a list of accelerator types.
"""
# TODO(yon-mg): need to handle grpc transcoding and parse url correctly
# current impl assumes basic case of grpc transcoding
url = "https://{host}/compute/v1/projects/{project}/zones/{zone}/acceleratorTypes".format(
host=self._host, project=request.project, zone=request.zone,
)
# TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
# not required for GCE
query_params = {
"filter": request.filter,
"maxResults": request.max_results,
"orderBy": request.order_by,
"pageToken": request.page_token,
"returnPartialSuccess": request.return_partial_success,
}
# TODO(yon-mg): further discussion needed whether 'python truthiness' is appropriate here
# discards default values
# TODO(yon-mg): add test for proper url encoded strings
query_params = [
"{k}={v}".format(k=k, v=v) for k, v in query_params.items() if v
]
url += "?{}".format("&".join(query_params)).replace(" ", "+")
# Send the request
response = self._session.get(url)
# Raise requests.exceptions.HTTPError if the status code is >= 400
response.raise_for_status()
# Return the response
return compute.AcceleratorTypeList.from_json(
response.content, ignore_unknown_fields=True
)
__all__ = ("AcceleratorTypesRestTransport",)