1#!/usr/bin/env python
2#
3# Copyright 2018 - The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16r"""Setup args.
17
18Defines the setup arg parser that holds setup specific args.
19"""
20
21from acloud import errors
22# pylint: disable=no-name-in-module,import-error
23from acloud.internal.proto.user_config_pb2 import UserConfig
24
25
26_FIELD_NAMES = sorted([field.name for field in UserConfig.DESCRIPTOR.fields])
27_CONFIG_FIELD = 0
28CMD_SETUP = "setup"
29
30
31def GetSetupArgParser(subparser):
32    """Return the setup arg parser.
33
34    Args:
35       subparser: argparse.ArgumentParser that is attached to main acloud cmd.
36
37    Returns:
38        argparse.ArgumentParser with setup options defined.
39    """
40    setup_parser = subparser.add_parser(CMD_SETUP)
41    setup_parser.required = False
42    setup_parser.set_defaults(which=CMD_SETUP)
43    setup_parser.add_argument(
44        "--host",
45        action="store_true",
46        dest="host",
47        required=False,
48        help="Setup host to run local instance of an Android Virtual Device. "
49        "Must explicitly set to kick off host setup. Automatically installs "
50        "host base packages as well")
51    setup_parser.add_argument(
52        "--host-base",
53        action="store_true",
54        dest="host_base",
55        required=False,
56        help="Install base packages on the host.")
57    setup_parser.add_argument(
58        "--gcp-init",
59        action="store_true",
60        dest="gcp_init",
61        required=False,
62        help="Setup Google Cloud project name and enable required GCP APIs."
63        "E.G. Google Cloud Storage/ Internal Android Build/ Compute Engine")
64    setup_parser.add_argument(
65        "--force",
66        action="store_true",
67        dest="force",
68        required=False,
69        help="Force the setup steps even if it's not required.")
70    # TODO(157532869): Validate the field name.
71    setup_parser.add_argument(
72        "--update-config",
73        nargs=2,
74        dest="update_config",
75        required=False,
76        help="Update the acloud user config. The first arg is field name in "
77        "config, and the second arg is the value of the field. Command would "
78        "like: 'acloud setup --config stable_host_image_family acloud-release'."
79        " The first arg can be one of following fields:%s" % _FIELD_NAMES)
80
81    return setup_parser
82
83
84def VerifyArgs(args):
85    """Verify args.
86
87    One example of command "acloud setup --update-config zone us-central1-c",
88    then this function would check "zone" is a valid field.
89
90    Args:
91        args: Namespace object from argparse.parse_args.
92
93    Raises:
94        errors.NotSupportedFieldName: The field name doesn't support in config.
95    """
96    if args.update_config:
97        if args.update_config[_CONFIG_FIELD] not in _FIELD_NAMES:
98            raise errors.NotSupportedFieldName(
99                "Field[%s] isn't in support list: %s" % (args.update_config[0],
100                                                         _FIELD_NAMES))
101