98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os.path
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from string import Template
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from cliff import command
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import yaml
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class BaseCommand(command.Command):
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"""The Base command for fuel-mirror."""
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REPO_ARCH = "x86_64"
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@property
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def stdout(self):
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"""Shortcut for self.app.stdout."""
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return self.app.stdout
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def get_parser(self, prog_name):
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"""Specifies common options."""
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parser = super(BaseCommand, self).get_parser(prog_name)
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input_group = parser.add_mutually_exclusive_group(required=True)
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input_group.add_argument(
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'-I', '--input-file',
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metavar='PATH',
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help='The path to file with input data.')
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input_group.add_argument(
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'-P', '--pattern',
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metavar='NAME',
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help='The builtin input file name.'
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)
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parser.add_argument(
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"-G", "--group",
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dest="groups",
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required=True,
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nargs='+',
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help="The name of repository groups."
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)
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return parser
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def resolve_input_pattern(self, pattern):
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"""Gets the full path to input file by pattern.
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:param pattern: the config file name without ext
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:return: the full path
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"""
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return os.path.join(
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self.app.config['pattern_dir'], pattern + ".yaml"
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)
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def load_data(self, parsed_args):
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"""Load the input data.
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:param parsed_args: the command-line arguments
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:return: the input data
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"""
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if parsed_args.pattern:
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input_file = self.resolve_input_pattern(parsed_args.pattern)
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else:
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input_file = parsed_args.input_file
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# TODO(add input data validation scheme)
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with open(input_file, "r") as fd:
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return yaml.load(Template(fd.read()).safe_substitute(
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mos_version=self.app.config["mos_version"],
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openstack_version=self.app.config["openstack_version"],
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))
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@classmethod
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def get_groups(cls, parsed_args, data):
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"""Gets repository groups from input data.
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:param parsed_args: the command-line arguments
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:param data: the input data
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:return: the sequence of pairs (group_name, repositories)
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"""
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all_groups = data['groups']
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return (
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(x, all_groups[x]) for x in parsed_args.groups if x in all_groups
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)
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