70 lines
2.2 KiB
Python
70 lines
2.2 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2015 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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"""gcloud pubsub emulator start command."""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import unicode_literals
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from googlecloudsdk.calliope import arg_parsers
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.emulators import pubsub_util
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from googlecloudsdk.command_lib.emulators import util
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA)
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class Start(base.Command):
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"""Start a local pubsub emulator.
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This command starts a local pubsub emulator.
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On successful start up, you should expect to see:
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```
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...
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[pubsub] This is the Google Pub/Sub fake.
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[pubsub] Implementation may be incomplete or differ from the real system.
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...
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[pubsub] INFO: Server started, listening on 8538
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```
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"""
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detailed_help = {
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'EXAMPLES': """
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To start a local pubsub emulator, run:
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$ {command} --data-dir=DATA-DIR
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""",
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}
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@staticmethod
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def Args(parser):
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parser.add_argument(
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'--host-port',
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required=False,
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type=lambda arg: arg_parsers.HostPort.Parse(arg, ipv6_enabled=True),
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help='The host:port to which the emulator should be bound. The default '
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'value is [::1]:8085.')
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# Override
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def Run(self, args):
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if not args.host_port:
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args.host_port = arg_parsers.HostPort.Parse(util.GetHostPort(
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pubsub_util.PUBSUB), ipv6_enabled=True)
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with pubsub_util.Start(args) as pubsub_process:
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util.WriteEnvYaml(pubsub_util.GetEnv(args), args.data_dir)
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util.PrefixOutput(pubsub_process, pubsub_util.PUBSUB)
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