116 lines
4.3 KiB
Python
116 lines
4.3 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2024 Google LLC. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Detach GCF 2nd gen function from GCF and make it a native Cloud Run function."""
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from googlecloudsdk.api_lib.functions.v2 import client as client_v2
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from googlecloudsdk.api_lib.functions.v2 import exceptions
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from googlecloudsdk.api_lib.functions.v2 import util as api_util
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.functions import flags
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from googlecloudsdk.command_lib.functions import run_util
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from googlecloudsdk.core import log
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from googlecloudsdk.core.console import console_io
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@base.DefaultUniverseOnly
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@base.ReleaseTracks(base.ReleaseTrack.GA)
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class Detach(base.Command):
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"""Detach a Cloud Functions v2 function from its existing environment and make it a native Cloud Run function."""
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@staticmethod
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def Args(parser):
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flags.AddFunctionResourceArg(
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parser,
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help_text_override=(
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'The name of the Cloud Functions v2 function to detach.'
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),
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)
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def Run(self, args):
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"""Detach a Cloud Functions v2 function from its existing environment.
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Detach a Cloud Functions v2 function from its existing environment and
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make it a native Cloud Run function.
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Args:
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args: The arguments of the command.
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Raises:
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FunctionsError: If the function does not exist or the Cloud Run service is
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not found.
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"""
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client = client_v2.FunctionsClient(self.ReleaseTrack())
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function_ref = args.CONCEPTS.name.Parse()
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function_name = function_ref.RelativeName()
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message = ( # gcloud-disable-gdu-domain
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f'WARNING: This command detaches your function {function_name} from the'
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' Cloud Functions API (cloudfunctions.googleapis.com). Detached'
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' functions continue to serve traffic, and retain the'
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' `cloudfunctions.net` URL. You can only manage your detached'
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' functions using the Cloud Run Admin API or the `gcloud run'
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' <command>`. '
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)
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if console_io.CanPrompt():
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console_io.PromptContinue(message, default=True, cancel_on_no=True)
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function = client.GetFunction(function_name)
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if function is None:
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raise exceptions.FunctionsError(
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'Function [{}] does not exist.'.format(function_name)
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)
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operation = client.DetachFunction(function_name)
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description = ( # gcloud-disable-gdu-domain
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'Detaching function from Google Cloud Functions API'
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' (cloudfunctions.googleapis.com)'
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)
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api_util.WaitForOperation(
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client.client, client.messages, operation, description
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)
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# After detach, the function is a native Cloud Run service.
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service = run_util.GetService(function)
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if not service:
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raise exceptions.FunctionsError(
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'Failed to get the Cloud Run service for the function'
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f' [{function_name}].'
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)
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self._PrintSuccessMessage(function_name, service.urls)
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def _PrintSuccessMessage(self, function_name, urls):
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log.status.Print()
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log.status.Print(
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f'Function {function_name} has been detached successfully! Your'
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' function will continue to be available at the following endpoints:'
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)
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for url in urls:
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log.status.Print(f'* {url}')
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log.status.Print(
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'Any existing event triggers associated with your function will'
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' continue to work and can be managed through Eventarc API.\n'
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'Reminder, your function can now be managed through the Cloud Run API. '
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)
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@base.ReleaseTracks(base.ReleaseTrack.BETA)
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class DetachBeta(Detach):
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"""Detach a Cloud Functions v2 function from its existing environment and make it a native Cloud Run function."""
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA)
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class DetachAlpha(DetachBeta):
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"""Detach a Cloud Functions v2 function from its existing environment and make it a native Cloud Run function."""
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