1# -*- coding: utf-8 -*- #
2# Copyright 2013 Google LLC. All Rights Reserved.
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#    http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15"""Deletes a Cloud SQL instance."""
16
17from __future__ import absolute_import
18from __future__ import division
19from __future__ import unicode_literals
20
21from apitools.base.py import exceptions
22
23from googlecloudsdk.api_lib.sql import api_util
24from googlecloudsdk.api_lib.sql import operations
25from googlecloudsdk.api_lib.sql import validate
26from googlecloudsdk.calliope import base
27from googlecloudsdk.command_lib.sql import flags
28from googlecloudsdk.core import log
29from googlecloudsdk.core import properties
30from googlecloudsdk.core.console import console_io
31import six
32
33
34@base.ReleaseTracks(base.ReleaseTrack.GA, base.ReleaseTrack.BETA,
35                    base.ReleaseTrack.ALPHA)
36class Delete(base.Command):
37  """Deletes a Cloud SQL instance."""
38
39  @staticmethod
40  def Args(parser):
41    """Args is called by calliope to gather arguments for this command.
42
43    Args:
44      parser: An argparse parser that you can use to add arguments that go
45          on the command line after this command. Positional arguments are
46          allowed.
47    """
48    base.ASYNC_FLAG.AddToParser(parser)
49    parser.add_argument(
50        'instance',
51        completer=flags.InstanceCompleter,
52        help='Cloud SQL instance ID.')
53
54  def Run(self, args):
55    """Deletes a Cloud SQL instance.
56
57    Args:
58      args: argparse.Namespace, The arguments that this command was invoked
59          with.
60
61    Returns:
62      A dict object representing the operations resource describing the delete
63      operation if the delete was successful.
64    """
65    client = api_util.SqlClient(api_util.API_VERSION_DEFAULT)
66    sql_client = client.sql_client
67    sql_messages = client.sql_messages
68    operation_ref = None
69
70    validate.ValidateInstanceName(args.instance)
71    instance_ref = client.resource_parser.Parse(
72        args.instance,
73        params={'project': properties.VALUES.core.project.GetOrFail},
74        collection='sql.instances')
75
76    if not console_io.PromptContinue(
77        'All of the instance data will be lost when the instance is deleted.'):
78      return None
79    try:
80      result = sql_client.instances.Delete(
81          sql_messages.SqlInstancesDeleteRequest(
82              instance=instance_ref.instance, project=instance_ref.project))
83
84      operation_ref = client.resource_parser.Create(
85          'sql.operations', operation=result.name, project=instance_ref.project)
86
87      if args.async_:
88        return sql_client.operations.Get(
89            sql_messages.SqlOperationsGetRequest(
90                project=operation_ref.project,
91                operation=operation_ref.operation))
92
93      operations.OperationsV1Beta4.WaitForOperation(
94          sql_client, operation_ref, 'Deleting Cloud SQL instance')
95
96      log.DeletedResource(instance_ref)
97
98    except exceptions.HttpError:
99      log.debug('operation : %s', six.text_type(operation_ref))
100      raise
101