904 lines
34 KiB
Python
904 lines
34 KiB
Python
# Copyright 2010 Jacob Kaplan-Moss
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# Copyright 2011 OpenStack Foundation
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# All Rights Reserved.
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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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"""
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Command-line interface to the OpenStack Nova API.
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"""
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from __future__ import print_function
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import argparse
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import getpass
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import glob
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import imp
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import itertools
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import logging
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import os
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import pkgutil
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import sys
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import time
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from keystoneclient.auth.identity.generic import password
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from keystoneclient.auth.identity.generic import token
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from keystoneclient.auth.identity import v3 as identity
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from keystoneclient import session as ksession
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from oslo.utils import encodeutils
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from oslo.utils import strutils
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import pkg_resources
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import six
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HAS_KEYRING = False
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all_errors = ValueError
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try:
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import keyring
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HAS_KEYRING = True
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except ImportError:
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pass
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import novaclient
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import novaclient.auth_plugin
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from novaclient import client
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from novaclient import exceptions as exc
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import novaclient.extension
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from novaclient.i18n import _
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from novaclient.openstack.common import cliutils
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from novaclient import utils
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from novaclient.v1_1 import shell as shell_v1_1
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from novaclient.v3 import shell as shell_v3
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DEFAULT_OS_COMPUTE_API_VERSION = "1.1"
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DEFAULT_NOVA_ENDPOINT_TYPE = 'publicURL'
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# NOTE(cyeoh): Having the service type dependent on the API version
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# is pretty ugly, but we have to do this because traditionally the
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# catalog entry for compute points directly to the V2 API rather than
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# the root, and then doing version discovery.
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DEFAULT_NOVA_SERVICE_TYPE_MAP = {'1.1': 'compute',
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'2': 'compute',
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'3': 'computev3'}
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logger = logging.getLogger(__name__)
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def positive_non_zero_float(text):
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if text is None:
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return None
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try:
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value = float(text)
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except ValueError:
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msg = _("%s must be a float") % text
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raise argparse.ArgumentTypeError(msg)
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if value <= 0:
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msg = _("%s must be greater than 0") % text
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raise argparse.ArgumentTypeError(msg)
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return value
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class SecretsHelper(object):
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def __init__(self, args, client):
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self.args = args
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self.client = client
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self.key = None
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self._password = None
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def _validate_string(self, text):
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if text is None or len(text) == 0:
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return False
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return True
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def _make_key(self):
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if self.key is not None:
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return self.key
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keys = [
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self.client.auth_url,
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self.client.projectid,
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self.client.user,
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self.client.region_name,
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self.client.endpoint_type,
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self.client.service_type,
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self.client.service_name,
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self.client.volume_service_name,
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]
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for (index, key) in enumerate(keys):
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if key is None:
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keys[index] = '?'
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else:
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keys[index] = str(keys[index])
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self.key = "/".join(keys)
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return self.key
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def _prompt_password(self, verify=True):
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pw = None
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if hasattr(sys.stdin, 'isatty') and sys.stdin.isatty():
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# Check for Ctl-D
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try:
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while True:
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pw1 = getpass.getpass('OS Password: ')
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if verify:
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pw2 = getpass.getpass('Please verify: ')
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else:
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pw2 = pw1
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if pw1 == pw2 and self._validate_string(pw1):
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pw = pw1
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break
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except EOFError:
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pass
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return pw
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def save(self, auth_token, management_url, tenant_id):
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if not HAS_KEYRING or not self.args.os_cache:
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return
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if (auth_token == self.auth_token and
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management_url == self.management_url):
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# Nothing changed....
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return
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if not all([management_url, auth_token, tenant_id]):
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raise ValueError(_("Unable to save empty management url/auth "
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"token"))
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value = "|".join([str(auth_token),
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str(management_url),
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str(tenant_id)])
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keyring.set_password("novaclient_auth", self._make_key(), value)
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@property
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def password(self):
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# Cache password so we prompt user at most once
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if self._password:
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pass
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elif self._validate_string(self.args.os_password):
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self._password = self.args.os_password
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else:
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verify_pass = strutils.bool_from_string(
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utils.env("OS_VERIFY_PASSWORD", default=False), True)
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self._password = self._prompt_password(verify_pass)
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if not self._password:
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raise exc.CommandError(
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'Expecting a password provided via either '
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'--os-password, env[OS_PASSWORD], or '
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'prompted response')
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return self._password
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@property
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def management_url(self):
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if not HAS_KEYRING or not self.args.os_cache:
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return None
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management_url = None
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try:
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block = keyring.get_password('novaclient_auth', self._make_key())
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if block:
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_token, management_url, _tenant_id = block.split('|', 2)
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except all_errors:
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pass
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return management_url
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@property
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def auth_token(self):
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# Now is where it gets complicated since we
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# want to look into the keyring module, if it
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# exists and see if anything was provided in that
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# file that we can use.
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if not HAS_KEYRING or not self.args.os_cache:
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return None
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token = None
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try:
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block = keyring.get_password('novaclient_auth', self._make_key())
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if block:
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token, _management_url, _tenant_id = block.split('|', 2)
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except all_errors:
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pass
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return token
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@property
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def tenant_id(self):
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if not HAS_KEYRING or not self.args.os_cache:
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return None
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tenant_id = None
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try:
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block = keyring.get_password('novaclient_auth', self._make_key())
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if block:
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_token, _management_url, tenant_id = block.split('|', 2)
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except all_errors:
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pass
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return tenant_id
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class NovaClientArgumentParser(argparse.ArgumentParser):
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def __init__(self, *args, **kwargs):
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super(NovaClientArgumentParser, self).__init__(*args, **kwargs)
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def error(self, message):
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"""error(message: string)
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Prints a usage message incorporating the message to stderr and
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exits.
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"""
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self.print_usage(sys.stderr)
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# FIXME(lzyeval): if changes occur in argparse.ArgParser._check_value
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choose_from = ' (choose from'
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progparts = self.prog.partition(' ')
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self.exit(2, _("error: %(errmsg)s\nTry '%(mainp)s help %(subp)s'"
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" for more information.\n") %
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{'errmsg': message.split(choose_from)[0],
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'mainp': progparts[0],
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'subp': progparts[2]})
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class OpenStackComputeShell(object):
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times = []
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def _append_global_identity_args(self, parser):
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# Register the CLI arguments that have moved to the session object.
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ksession.Session.register_cli_options(parser)
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parser.set_defaults(insecure=utils.env('NOVACLIENT_INSECURE',
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default=False))
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identity.Password.register_argparse_arguments(parser)
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parser.set_defaults(os_username=utils.env('OS_USERNAME',
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'NOVA_USERNAME'))
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parser.set_defaults(os_password=utils.env('OS_PASSWORD',
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'NOVA_PASSWORD'))
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parser.set_defaults(os_auth_url=utils.env('OS_AUTH_URL', 'NOVA_URL'))
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def get_base_parser(self):
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parser = NovaClientArgumentParser(
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prog='nova',
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description=__doc__.strip(),
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epilog='See "nova help COMMAND" '
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'for help on a specific command.',
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add_help=False,
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formatter_class=OpenStackHelpFormatter,
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)
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# Global arguments
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parser.add_argument(
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'-h', '--help',
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action='store_true',
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help=argparse.SUPPRESS,
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)
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parser.add_argument('--version',
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action='version',
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version=novaclient.__version__)
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parser.add_argument(
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'--debug',
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default=False,
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action='store_true',
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help=_("Print debugging output"))
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parser.add_argument(
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'--os-cache',
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default=strutils.bool_from_string(
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utils.env('OS_CACHE', default=False), True),
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action='store_true',
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help=_("Use the auth token cache. Defaults to False if "
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"env[OS_CACHE] is not set."))
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parser.add_argument(
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'--timings',
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default=False,
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action='store_true',
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help=_("Print call timing info"))
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parser.add_argument(
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'--os-auth-token',
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default=utils.env('OS_AUTH_TOKEN'),
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help='Defaults to env[OS_AUTH_TOKEN]')
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parser.add_argument(
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'--os_username',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--os_password',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--os-tenant-name',
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metavar='<auth-tenant-name>',
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default=utils.env('OS_TENANT_NAME', 'NOVA_PROJECT_ID'),
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help=_('Defaults to env[OS_TENANT_NAME].'))
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parser.add_argument(
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'--os_tenant_name',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--os-tenant-id',
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metavar='<auth-tenant-id>',
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default=utils.env('OS_TENANT_ID'),
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help=_('Defaults to env[OS_TENANT_ID].'))
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parser.add_argument(
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'--os_auth_url',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--os-region-name',
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metavar='<region-name>',
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default=utils.env('OS_REGION_NAME', 'NOVA_REGION_NAME'),
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help=_('Defaults to env[OS_REGION_NAME].'))
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parser.add_argument(
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'--os_region_name',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--os-auth-system',
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metavar='<auth-system>',
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default=utils.env('OS_AUTH_SYSTEM'),
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help='Defaults to env[OS_AUTH_SYSTEM].')
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parser.add_argument(
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'--os_auth_system',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--service-type',
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metavar='<service-type>',
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help=_('Defaults to compute for most actions'))
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parser.add_argument(
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'--service_type',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--service-name',
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metavar='<service-name>',
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default=utils.env('NOVA_SERVICE_NAME'),
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help=_('Defaults to env[NOVA_SERVICE_NAME]'))
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parser.add_argument(
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'--service_name',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--volume-service-name',
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metavar='<volume-service-name>',
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default=utils.env('NOVA_VOLUME_SERVICE_NAME'),
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help=_('Defaults to env[NOVA_VOLUME_SERVICE_NAME]'))
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parser.add_argument(
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'--volume_service_name',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--os-endpoint-type',
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metavar='<endpoint-type>',
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dest='endpoint_type',
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default=utils.env(
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'NOVA_ENDPOINT_TYPE',
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default=utils.env(
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'OS_ENDPOINT_TYPE',
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default=DEFAULT_NOVA_ENDPOINT_TYPE)),
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help=_('Defaults to env[NOVA_ENDPOINT_TYPE], '
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'env[OS_ENDPOINT_TYPE] or ') +
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DEFAULT_NOVA_ENDPOINT_TYPE + '.')
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parser.add_argument(
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'--endpoint-type',
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help=argparse.SUPPRESS)
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# NOTE(dtroyer): We can't add --endpoint_type here due to argparse
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# thinking usage-list --end is ambiguous; but it
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# works fine with only --endpoint-type present
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# Go figure. I'm leaving this here for doc purposes.
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# parser.add_argument('--endpoint_type',
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# help=argparse.SUPPRESS)
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parser.add_argument(
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'--os-compute-api-version',
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metavar='<compute-api-ver>',
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default=utils.env('OS_COMPUTE_API_VERSION',
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default=DEFAULT_OS_COMPUTE_API_VERSION),
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help=_('Accepts 1.1 or 3, '
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'defaults to env[OS_COMPUTE_API_VERSION].'))
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parser.add_argument(
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'--os_compute_api_version',
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help=argparse.SUPPRESS)
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parser.add_argument(
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'--bypass-url',
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metavar='<bypass-url>',
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dest='bypass_url',
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default=utils.env('NOVACLIENT_BYPASS_URL'),
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help="Use this API endpoint instead of the Service Catalog. "
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"Defaults to env[NOVACLIENT_BYPASS_URL]")
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parser.add_argument('--bypass_url',
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help=argparse.SUPPRESS)
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# The auth-system-plugins might require some extra options
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novaclient.auth_plugin.load_auth_system_opts(parser)
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self._append_global_identity_args(parser)
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return parser
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def get_subcommand_parser(self, version):
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parser = self.get_base_parser()
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self.subcommands = {}
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subparsers = parser.add_subparsers(metavar='<subcommand>')
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try:
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actions_module = {
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'1.1': shell_v1_1,
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'2': shell_v1_1,
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'3': shell_v3,
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}[version]
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except KeyError:
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actions_module = shell_v1_1
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self._find_actions(subparsers, actions_module)
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self._find_actions(subparsers, self)
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for extension in self.extensions:
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self._find_actions(subparsers, extension.module)
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self._add_bash_completion_subparser(subparsers)
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return parser
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def _discover_extensions(self, version):
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extensions = []
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for name, module in itertools.chain(
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self._discover_via_python_path(),
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self._discover_via_contrib_path(version),
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self._discover_via_entry_points()):
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extension = novaclient.extension.Extension(name, module)
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extensions.append(extension)
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return extensions
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def _discover_via_python_path(self):
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for (module_loader, name, _ispkg) in pkgutil.iter_modules():
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if name.endswith('_python_novaclient_ext'):
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if not hasattr(module_loader, 'load_module'):
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# Python 2.6 compat: actually get an ImpImporter obj
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module_loader = module_loader.find_module(name)
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module = module_loader.load_module(name)
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if hasattr(module, 'extension_name'):
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name = module.extension_name
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yield name, module
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def _discover_via_contrib_path(self, version):
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module_path = os.path.dirname(os.path.abspath(__file__))
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version_str = "v%s" % version.replace('.', '_')
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ext_path = os.path.join(module_path, version_str, 'contrib')
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ext_glob = os.path.join(ext_path, "*.py")
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for ext_path in glob.iglob(ext_glob):
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name = os.path.basename(ext_path)[:-3]
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if name == "__init__":
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continue
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module = imp.load_source(name, ext_path)
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yield name, module
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def _discover_via_entry_points(self):
|
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for ep in pkg_resources.iter_entry_points('novaclient.extension'):
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name = ep.name
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module = ep.load()
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yield name, module
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|
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def _add_bash_completion_subparser(self, subparsers):
|
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subparser = subparsers.add_parser(
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'bash_completion',
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add_help=False,
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formatter_class=OpenStackHelpFormatter
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)
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self.subcommands['bash_completion'] = subparser
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subparser.set_defaults(func=self.do_bash_completion)
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|
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def _find_actions(self, subparsers, actions_module):
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for attr in (a for a in dir(actions_module) if a.startswith('do_')):
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# I prefer to be hyphen-separated instead of underscores.
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command = attr[3:].replace('_', '-')
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callback = getattr(actions_module, attr)
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desc = callback.__doc__ or ''
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action_help = desc.strip()
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arguments = getattr(callback, 'arguments', [])
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|
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subparser = subparsers.add_parser(
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command,
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help=action_help,
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description=desc,
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add_help=False,
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formatter_class=OpenStackHelpFormatter)
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subparser.add_argument(
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'-h', '--help',
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action='help',
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help=argparse.SUPPRESS,
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)
|
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self.subcommands[command] = subparser
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for (args, kwargs) in arguments:
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subparser.add_argument(*args, **kwargs)
|
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subparser.set_defaults(func=callback)
|
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|
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def setup_debugging(self, debug):
|
|
if not debug:
|
|
return
|
|
|
|
streamformat = "%(levelname)s (%(module)s:%(lineno)d) %(message)s"
|
|
# Set up the root logger to debug so that the submodules can
|
|
# print debug messages
|
|
logging.basicConfig(level=logging.DEBUG,
|
|
format=streamformat)
|
|
|
|
def _get_keystone_auth(self, session, auth_url, **kwargs):
|
|
auth_token = kwargs.pop('auth_token', None)
|
|
if auth_token:
|
|
return token.Token(auth_url, auth_token, **kwargs)
|
|
else:
|
|
return password.Password(
|
|
auth_url,
|
|
username=kwargs.pop('username'),
|
|
user_id=kwargs.pop('user_id'),
|
|
password=kwargs.pop('password'),
|
|
user_domain_id=kwargs.pop('user_domain_id'),
|
|
user_domain_name=kwargs.pop('user_domain_name'),
|
|
**kwargs)
|
|
|
|
def main(self, argv):
|
|
# Parse args once to find version and debug settings
|
|
parser = self.get_base_parser()
|
|
(options, args) = parser.parse_known_args(argv)
|
|
self.setup_debugging(options.debug)
|
|
|
|
# Discover available auth plugins
|
|
novaclient.auth_plugin.discover_auth_systems()
|
|
|
|
# build available subcommands based on version
|
|
self.extensions = self._discover_extensions(
|
|
options.os_compute_api_version)
|
|
self._run_extension_hooks('__pre_parse_args__')
|
|
|
|
# NOTE(dtroyer): Hackery to handle --endpoint_type due to argparse
|
|
# thinking usage-list --end is ambiguous; but it
|
|
# works fine with only --endpoint-type present
|
|
# Go figure.
|
|
if '--endpoint_type' in argv:
|
|
spot = argv.index('--endpoint_type')
|
|
argv[spot] = '--endpoint-type'
|
|
|
|
subcommand_parser = self.get_subcommand_parser(
|
|
options.os_compute_api_version)
|
|
self.parser = subcommand_parser
|
|
|
|
if options.help or not argv:
|
|
subcommand_parser.print_help()
|
|
return 0
|
|
|
|
args = subcommand_parser.parse_args(argv)
|
|
self._run_extension_hooks('__post_parse_args__', args)
|
|
|
|
# Short-circuit and deal with help right away.
|
|
if args.func == self.do_help:
|
|
self.do_help(args)
|
|
return 0
|
|
elif args.func == self.do_bash_completion:
|
|
self.do_bash_completion(args)
|
|
return 0
|
|
|
|
os_username = args.os_username
|
|
os_user_id = args.os_user_id
|
|
os_password = None # Fetched and set later as needed
|
|
os_tenant_name = args.os_tenant_name
|
|
os_tenant_id = args.os_tenant_id
|
|
os_auth_url = args.os_auth_url
|
|
os_region_name = args.os_region_name
|
|
os_auth_system = args.os_auth_system
|
|
endpoint_type = args.endpoint_type
|
|
insecure = args.insecure
|
|
service_type = args.service_type
|
|
service_name = args.service_name
|
|
volume_service_name = args.volume_service_name
|
|
bypass_url = args.bypass_url
|
|
os_cache = args.os_cache
|
|
cacert = args.os_cacert
|
|
timeout = args.timeout
|
|
|
|
keystone_session = None
|
|
keystone_auth = None
|
|
|
|
# We may have either, both or none of these.
|
|
# If we have both, we don't need USERNAME, PASSWORD etc.
|
|
# Fill in the blanks from the SecretsHelper if possible.
|
|
# Finally, authenticate unless we have both.
|
|
# Note if we don't auth we probably don't have a tenant ID so we can't
|
|
# cache the token.
|
|
auth_token = args.os_auth_token if args.os_auth_token else None
|
|
management_url = bypass_url if bypass_url else None
|
|
|
|
if os_auth_system and os_auth_system != "keystone":
|
|
auth_plugin = novaclient.auth_plugin.load_plugin(os_auth_system)
|
|
else:
|
|
auth_plugin = None
|
|
|
|
if not endpoint_type:
|
|
endpoint_type = DEFAULT_NOVA_ENDPOINT_TYPE
|
|
|
|
if not service_type:
|
|
os_compute_api_version = (options.os_compute_api_version or
|
|
DEFAULT_OS_COMPUTE_API_VERSION)
|
|
try:
|
|
service_type = DEFAULT_NOVA_SERVICE_TYPE_MAP[
|
|
os_compute_api_version]
|
|
except KeyError:
|
|
service_type = DEFAULT_NOVA_SERVICE_TYPE_MAP[
|
|
DEFAULT_OS_COMPUTE_API_VERSION]
|
|
service_type = cliutils.get_service_type(args.func) or service_type
|
|
|
|
# If we have an auth token but no management_url, we must auth anyway.
|
|
# Expired tokens are handled by client.py:_cs_request
|
|
must_auth = not (cliutils.isunauthenticated(args.func)
|
|
or (auth_token and management_url))
|
|
|
|
# Do not use Keystone session for cases with no session support. The
|
|
# presence of auth_plugin means os_auth_system is present and is not
|
|
# keystone.
|
|
use_session = True
|
|
if auth_plugin or bypass_url or os_cache or volume_service_name:
|
|
use_session = False
|
|
|
|
# FIXME(usrleon): Here should be restrict for project id same as
|
|
# for os_username or os_password but for compatibility it is not.
|
|
if must_auth:
|
|
if auth_plugin:
|
|
auth_plugin.parse_opts(args)
|
|
|
|
if not auth_plugin or not auth_plugin.opts:
|
|
if not os_username and not os_user_id:
|
|
raise exc.CommandError(
|
|
_("You must provide a username "
|
|
"or user id via --os-username, --os-user-id, "
|
|
"env[OS_USERNAME] or env[OS_USER_ID]"))
|
|
|
|
if not any([args.os_tenant_name, args.os_tenant_id,
|
|
args.os_project_id, args.os_project_name]):
|
|
raise exc.CommandError(_("You must provide a project name or"
|
|
" project id via --os-project-name,"
|
|
" --os-project-id, env[OS_PROJECT_ID]"
|
|
" or env[OS_PROJECT_NAME]. You may"
|
|
" use os-project and os-tenant"
|
|
" interchangeably."))
|
|
|
|
if not os_auth_url:
|
|
if os_auth_system and os_auth_system != 'keystone':
|
|
os_auth_url = auth_plugin.get_auth_url()
|
|
|
|
if not os_auth_url:
|
|
raise exc.CommandError(
|
|
_("You must provide an auth url "
|
|
"via either --os-auth-url or env[OS_AUTH_URL] "
|
|
"or specify an auth_system which defines a "
|
|
"default url with --os-auth-system "
|
|
"or env[OS_AUTH_SYSTEM]"))
|
|
|
|
project_id = args.os_project_id or args.os_tenant_id
|
|
project_name = args.os_project_name or args.os_tenant_name
|
|
if use_session:
|
|
# Not using Nova auth plugin, so use keystone
|
|
start_time = time.time()
|
|
keystone_session = ksession.Session.load_from_cli_options(args)
|
|
keystone_auth = self._get_keystone_auth(
|
|
keystone_session,
|
|
args.os_auth_url,
|
|
username=args.os_username,
|
|
user_id=args.os_user_id,
|
|
user_domain_id=args.os_user_domain_id,
|
|
user_domain_name=args.os_user_domain_name,
|
|
password=args.os_password,
|
|
auth_token=args.os_auth_token,
|
|
project_id=project_id,
|
|
project_name=project_name,
|
|
project_domain_id=args.os_project_domain_id,
|
|
project_domain_name=args.os_project_domain_name)
|
|
end_time = time.time()
|
|
self.times.append(
|
|
('%s %s' % ('auth_url', args.os_auth_url),
|
|
start_time, end_time))
|
|
|
|
if (options.os_compute_api_version and
|
|
options.os_compute_api_version != '1.0'):
|
|
if not any([args.os_tenant_id, args.os_tenant_name,
|
|
args.os_project_id, args.os_project_name]):
|
|
raise exc.CommandError(_("You must provide a project name or"
|
|
" project id via --os-project-name,"
|
|
" --os-project-id, env[OS_PROJECT_ID]"
|
|
" or env[OS_PROJECT_NAME]. You may"
|
|
" use os-project and os-tenant"
|
|
" interchangeably."))
|
|
|
|
if not os_auth_url:
|
|
raise exc.CommandError(
|
|
_("You must provide an auth url "
|
|
"via either --os-auth-url or env[OS_AUTH_URL]"))
|
|
|
|
completion_cache = client.CompletionCache(os_username, os_auth_url)
|
|
|
|
self.cs = client.Client(
|
|
options.os_compute_api_version,
|
|
os_username, os_password, os_tenant_name,
|
|
tenant_id=os_tenant_id, user_id=os_user_id,
|
|
auth_url=os_auth_url, insecure=insecure,
|
|
region_name=os_region_name, endpoint_type=endpoint_type,
|
|
extensions=self.extensions, service_type=service_type,
|
|
service_name=service_name, auth_system=os_auth_system,
|
|
auth_plugin=auth_plugin, auth_token=auth_token,
|
|
volume_service_name=volume_service_name,
|
|
timings=args.timings, bypass_url=bypass_url,
|
|
os_cache=os_cache, http_log_debug=options.debug,
|
|
cacert=cacert, timeout=timeout,
|
|
session=keystone_session, auth=keystone_auth,
|
|
completion_cache=completion_cache)
|
|
|
|
# Now check for the password/token of which pieces of the
|
|
# identifying keyring key can come from the underlying client
|
|
if must_auth:
|
|
helper = SecretsHelper(args, self.cs.client)
|
|
if (auth_plugin and auth_plugin.opts and
|
|
"os_password" not in auth_plugin.opts):
|
|
use_pw = False
|
|
else:
|
|
use_pw = True
|
|
|
|
tenant_id = helper.tenant_id
|
|
# Allow commandline to override cache
|
|
if not auth_token:
|
|
auth_token = helper.auth_token
|
|
if not management_url:
|
|
management_url = helper.management_url
|
|
if tenant_id and auth_token and management_url:
|
|
self.cs.client.tenant_id = tenant_id
|
|
self.cs.client.auth_token = auth_token
|
|
self.cs.client.management_url = management_url
|
|
self.cs.client.password_func = lambda: helper.password
|
|
elif use_pw:
|
|
# We're missing something, so auth with user/pass and save
|
|
# the result in our helper.
|
|
self.cs.client.password = helper.password
|
|
self.cs.client.keyring_saver = helper
|
|
|
|
try:
|
|
# This does a couple of bits which are useful even if we've
|
|
# got the token + service URL already. It exits fast in that case.
|
|
if not cliutils.isunauthenticated(args.func):
|
|
if not use_session:
|
|
# Only call authenticate() if Nova auth plugin is used.
|
|
# If keystone is used, authentication is handled as part
|
|
# of session.
|
|
self.cs.authenticate()
|
|
except exc.Unauthorized:
|
|
raise exc.CommandError(_("Invalid OpenStack Nova credentials."))
|
|
except exc.AuthorizationFailure:
|
|
raise exc.CommandError(_("Unable to authorize user"))
|
|
|
|
if options.os_compute_api_version == "3" and service_type != 'image':
|
|
# NOTE(cyeoh): create an image based client because the
|
|
# images api is no longer proxied by the V3 API and we
|
|
# sometimes need to be able to look up images information
|
|
# via glance when connected to the nova api.
|
|
image_service_type = 'image'
|
|
# NOTE(hdd): the password is needed again because creating a new
|
|
# Client without specifying bypass_url will force authentication.
|
|
# We can't reuse self.cs's bypass_url, because that's the URL for
|
|
# the nova service; we need to get glance's URL for this Client
|
|
if not os_password:
|
|
os_password = helper.password
|
|
self.cs.image_cs = client.Client(
|
|
options.os_compute_api_version, os_username,
|
|
os_password, os_tenant_name, tenant_id=os_tenant_id,
|
|
auth_url=os_auth_url, insecure=insecure,
|
|
region_name=os_region_name, endpoint_type=endpoint_type,
|
|
extensions=self.extensions, service_type=image_service_type,
|
|
service_name=service_name, auth_system=os_auth_system,
|
|
auth_plugin=auth_plugin,
|
|
volume_service_name=volume_service_name,
|
|
timings=args.timings, bypass_url=bypass_url,
|
|
os_cache=os_cache, http_log_debug=options.debug,
|
|
session=keystone_session, auth=keystone_auth,
|
|
cacert=cacert, timeout=timeout)
|
|
|
|
args.func(self.cs, args)
|
|
|
|
if args.timings:
|
|
self._dump_timings(self.times + self.cs.get_timings())
|
|
|
|
def _dump_timings(self, timings):
|
|
class Tyme(object):
|
|
def __init__(self, url, seconds):
|
|
self.url = url
|
|
self.seconds = seconds
|
|
results = [Tyme(url, end - start) for url, start, end in timings]
|
|
total = 0.0
|
|
for tyme in results:
|
|
total += tyme.seconds
|
|
results.append(Tyme("Total", total))
|
|
utils.print_list(results, ["url", "seconds"], sortby_index=None)
|
|
|
|
def _run_extension_hooks(self, hook_type, *args, **kwargs):
|
|
"""Run hooks for all registered extensions."""
|
|
for extension in self.extensions:
|
|
extension.run_hooks(hook_type, *args, **kwargs)
|
|
|
|
def do_bash_completion(self, _args):
|
|
"""
|
|
Prints all of the commands and options to stdout so that the
|
|
nova.bash_completion script doesn't have to hard code them.
|
|
"""
|
|
commands = set()
|
|
options = set()
|
|
for sc_str, sc in self.subcommands.items():
|
|
commands.add(sc_str)
|
|
for option in sc._optionals._option_string_actions.keys():
|
|
options.add(option)
|
|
|
|
commands.remove('bash-completion')
|
|
commands.remove('bash_completion')
|
|
print(' '.join(commands | options))
|
|
|
|
@utils.arg(
|
|
'command',
|
|
metavar='<subcommand>',
|
|
nargs='?',
|
|
help='Display help for <subcommand>')
|
|
def do_help(self, args):
|
|
"""
|
|
Display help about this program or one of its subcommands.
|
|
"""
|
|
if args.command:
|
|
if args.command in self.subcommands:
|
|
self.subcommands[args.command].print_help()
|
|
else:
|
|
raise exc.CommandError(_("'%s' is not a valid subcommand") %
|
|
args.command)
|
|
else:
|
|
self.parser.print_help()
|
|
|
|
|
|
# I'm picky about my shell help.
|
|
class OpenStackHelpFormatter(argparse.HelpFormatter):
|
|
def __init__(self, prog, indent_increment=2, max_help_position=32,
|
|
width=None):
|
|
super(OpenStackHelpFormatter, self).__init__(prog, indent_increment,
|
|
max_help_position, width)
|
|
|
|
def start_section(self, heading):
|
|
# Title-case the headings
|
|
heading = '%s%s' % (heading[0].upper(), heading[1:])
|
|
super(OpenStackHelpFormatter, self).start_section(heading)
|
|
|
|
|
|
def main():
|
|
try:
|
|
argv = [encodeutils.safe_decode(a) for a in sys.argv[1:]]
|
|
OpenStackComputeShell().main(argv)
|
|
|
|
except Exception as e:
|
|
logger.debug(e, exc_info=1)
|
|
details = {'name': encodeutils.safe_encode(e.__class__.__name__),
|
|
'msg': encodeutils.safe_encode(six.text_type(e))}
|
|
print("ERROR (%(name)s): %(msg)s" % details,
|
|
file=sys.stderr)
|
|
sys.exit(1)
|
|
except KeyboardInterrupt as e:
|
|
print("... terminating nova client", file=sys.stderr)
|
|
sys.exit(130)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|