79 lines
3.0 KiB
Python
79 lines
3.0 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2023 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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"""Migrate data from a source database to Cloud Spanner given a schema."""
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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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import textwrap
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.spanner import flags
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from googlecloudsdk.command_lib.spanner import migration_backend
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@base.DefaultUniverseOnly
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class Data(base.BinaryBackedCommand):
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"""Migrate data from a source database to Cloud Spanner given a schema."""
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detailed_help = {
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'EXAMPLES':
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textwrap.dedent("""\
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To copy data to Cloud Spanner given a session file:
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$ {command} --session=./session.json --source=postgresql < ~/cart.pg_dump --target-profile='instance=spanner-instance'
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"""),
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}
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@staticmethod
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def Args(parser):
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"""Register the flags for this command."""
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flags.GetSpannerMigrationSourceFlag().AddToParser(parser)
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flags.GetSpannerMigrationSessionFlag().AddToParser(parser)
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flags.GetSpannerMigrationPrefixFlag().AddToParser(parser)
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flags.GetSpannerMigrationSkipForeignKeysFlag().AddToParser(parser)
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flags.GetSpannerMigrationSourceProfileFlag().AddToParser(parser)
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flags.GetSpannerMigrationTargetFlag().AddToParser(parser)
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flags.GetSpannerMigrationTargetProfileFlag().AddToParser(parser)
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flags.GetSpannerMigrationWriteLimitFlag().AddToParser(parser)
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flags.GetSpannerMigrationDryRunFlag().AddToParser(parser)
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flags.GetSpannerMigrationLogLevelFlag().AddToParser(parser)
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flags.GetSpannerMigrationProjectFlag().AddToParser(parser)
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flags.GetSpannerMigrationDataflowTemplateFlag().AddToParser(parser)
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def Run(self, args):
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"""Run the data command."""
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command_executor = migration_backend.SpannerMigrationWrapper()
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env_vars = migration_backend.GetEnvArgsForCommand(
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extra_vars={'GCLOUD_HB_PLUGIN': 'true'})
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response = command_executor(
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command='data',
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source=args.source,
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session=args.session,
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prefix=args.prefix,
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skip_foreign_keys=args.skip_foreign_keys,
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source_profile=args.source_profile,
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target=args.target,
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target_profile=args.target_profile,
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write_limit=args.write_limit,
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dry_run=args.dry_run,
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log_level=args.log_level,
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project=args.project,
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dataflow_template=args.dataflow_template,
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env=env_vars,
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)
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self.exit_code = response.exit_code
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return self._DefaultOperationResponseHandler(response)
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