649 lines
26 KiB
Python
649 lines
26 KiB
Python
# Copyright 2014
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# The Cloudscaling Group, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy
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# 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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###
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# This code is taken from python-novaclient. Goal is minimal modification.
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###
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"""
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Command-line interface to the OpenStack Magnum API.
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"""
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import argparse
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import logging
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import os
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import sys
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from oslo_utils import encodeutils
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from oslo_utils import importutils
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from oslo_utils import strutils
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from magnumclient.common import cliutils
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from magnumclient import exceptions as exc
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from magnumclient.i18n import _
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from magnumclient.v1 import client as client_v1
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from magnumclient.v1 import shell as shell_v1
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from magnumclient import version
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profiler = importutils.try_import("osprofiler.profiler")
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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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try:
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if isinstance(keyring.get_keyring(), keyring.backend.GnomeKeyring):
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import gnomekeyring
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all_errors = (ValueError,
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gnomekeyring.IOError,
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gnomekeyring.NoKeyringDaemonError)
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except Exception:
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pass
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except ImportError:
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pass
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LATEST_API_VERSION = ('1', 'latest')
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DEFAULT_INTERFACE = 'public'
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DEFAULT_SERVICE_TYPE = 'container-infra'
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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 MagnumClientArgumentParser(argparse.ArgumentParser):
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def __init__(self, *args, **kwargs):
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super(MagnumClientArgumentParser, 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 OpenStackMagnumShell(object):
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def get_base_parser(self):
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parser = MagnumClientArgumentParser(
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prog='magnum',
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description=__doc__.strip(),
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epilog='See "magnum 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('-h', '--help',
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action='store_true',
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help=argparse.SUPPRESS)
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parser.add_argument('--version',
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action='version',
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version=version.version_info.version_string())
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parser.add_argument('--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('--os-cache',
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default=strutils.bool_from_string(
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cliutils.env('OS_CACHE', default=False)),
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action='store_true',
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help=_("Use the auth token cache. Defaults to "
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"False if env[OS_CACHE] is not set."))
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parser.add_argument('--os-region-name',
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metavar='<region-name>',
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default=os.environ.get('OS_REGION_NAME'),
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help=_('Region name. '
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'Default=env[OS_REGION_NAME].'))
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# TODO(mattf) - add get_timings support to Client
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# parser.add_argument('--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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# TODO(mattf) - use timeout
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# parser.add_argument('--timeout',
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# default=600,
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# metavar='<seconds>',
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# type=positive_non_zero_float,
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# help="Set HTTP call timeout (in seconds)")
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parser.add_argument('--os-auth-url',
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metavar='<auth-auth-url>',
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default=cliutils.env('OS_AUTH_URL', default=None),
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help=_('Defaults to env[OS_AUTH_URL].'))
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parser.add_argument('--os-user-id',
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metavar='<auth-user-id>',
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default=cliutils.env('OS_USER_ID', default=None),
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help=_('Defaults to env[OS_USER_ID].'))
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parser.add_argument('--os-username',
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metavar='<auth-username>',
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default=cliutils.env('OS_USERNAME', default=None),
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help=_('Defaults to env[OS_USERNAME].'))
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parser.add_argument('--os-user-domain-id',
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metavar='<auth-user-domain-id>',
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default=cliutils.env('OS_USER_DOMAIN_ID',
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default=None),
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help=_('Defaults to env[OS_USER_DOMAIN_ID].'))
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parser.add_argument('--os-user-domain-name',
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metavar='<auth-user-domain-name>',
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default=cliutils.env('OS_USER_DOMAIN_NAME',
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default=None),
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help=_('Defaults to env[OS_USER_DOMAIN_NAME].'))
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parser.add_argument('--os-project-id',
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metavar='<auth-project-id>',
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default=cliutils.env('OS_PROJECT_ID',
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default=None),
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help=_('Defaults to env[OS_PROJECT_ID].'))
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parser.add_argument('--os-project-name',
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metavar='<auth-project-name>',
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default=cliutils.env('OS_PROJECT_NAME',
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default=None),
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help=_('Defaults to env[OS_PROJECT_NAME].'))
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parser.add_argument('--os-tenant-id',
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metavar='<auth-tenant-id>',
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default=cliutils.env('OS_TENANT_ID',
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default=None),
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help=argparse.SUPPRESS)
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parser.add_argument('--os-tenant-name',
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metavar='<auth-tenant-name>',
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default=cliutils.env('OS_TENANT_NAME',
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default=None),
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help=argparse.SUPPRESS)
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parser.add_argument('--os-project-domain-id',
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metavar='<auth-project-domain-id>',
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default=cliutils.env('OS_PROJECT_DOMAIN_ID',
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default=None),
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help=_('Defaults to env[OS_PROJECT_DOMAIN_ID].'))
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parser.add_argument('--os-project-domain-name',
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metavar='<auth-project-domain-name>',
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default=cliutils.env('OS_PROJECT_DOMAIN_NAME',
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default=None),
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help=_('Defaults to '
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'env[OS_PROJECT_DOMAIN_NAME].'))
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parser.add_argument('--os-token',
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metavar='<auth-token>',
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default=cliutils.env('OS_TOKEN', default=None),
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help=_('Defaults to env[OS_TOKEN].'))
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parser.add_argument('--os-password',
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metavar='<auth-password>',
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default=cliutils.env('OS_PASSWORD',
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default=None),
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help=_('Defaults to env[OS_PASSWORD].'))
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parser.add_argument('--service-type',
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metavar='<service-type>',
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help=_('Defaults to container-infra for all '
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'actions.'))
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parser.add_argument('--service_type',
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help=argparse.SUPPRESS)
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parser.add_argument('--endpoint-type',
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metavar='<endpoint-type>',
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default=cliutils.env('OS_ENDPOINT_TYPE',
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default=None),
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help=argparse.SUPPRESS)
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parser.add_argument('--os-endpoint-type',
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metavar='<os-endpoint-type>',
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default=cliutils.env('OS_ENDPOINT_TYPE',
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default=None),
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help=_('Defaults to env[OS_ENDPOINT_TYPE]'))
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parser.add_argument('--os-interface',
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metavar='<os-interface>',
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default=cliutils.env(
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'OS_INTERFACE',
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default=DEFAULT_INTERFACE),
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help=argparse.SUPPRESS)
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parser.add_argument('--os-cloud',
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metavar='<auth-cloud>',
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default=cliutils.env('OS_CLOUD', default=None),
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help=_('Defaults to env[OS_CLOUD].'))
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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('--magnum-api-version',
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metavar='<magnum-api-ver>',
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default=cliutils.env(
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'MAGNUM_API_VERSION',
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default='latest'),
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help=_('Accepts "api", '
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'defaults to env[MAGNUM_API_VERSION].'))
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parser.add_argument('--magnum_api_version',
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help=argparse.SUPPRESS)
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parser.add_argument('--os-cacert',
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metavar='<ca-certificate>',
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default=cliutils.env('OS_CACERT', default=None),
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help=_('Specify a CA bundle file to use in '
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'verifying a TLS (https) server '
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'certificate. Defaults to env[OS_CACERT].'))
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parser.add_argument('--os-endpoint-override',
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metavar='<endpoint-override>',
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default=cliutils.env('OS_ENDPOINT_OVERRIDE',
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default=None),
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help=_("Use this API endpoint instead of the "
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"Service Catalog."))
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parser.add_argument('--bypass-url',
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metavar='<bypass-url>',
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default=cliutils.env('BYPASS_URL', default=None),
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dest='bypass_url',
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help=argparse.SUPPRESS)
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parser.add_argument('--bypass_url',
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help=argparse.SUPPRESS)
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parser.add_argument('--insecure',
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default=cliutils.env('MAGNUMCLIENT_INSECURE',
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default=False),
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action='store_true',
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help=_("Do not verify https connections"))
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if profiler:
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parser.add_argument('--profile',
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metavar='HMAC_KEY',
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default=cliutils.env('OS_PROFILE',
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default=None),
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help='HMAC key to use for encrypting context '
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'data for performance profiling of operation. '
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'This key should be the value of the HMAC key '
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'configured for the OSprofiler middleware in '
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'magnum; it is specified in the Magnum '
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'configuration file at '
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'"/etc/magnum/magnum.conf". '
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'Without the key, profiling will not be '
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'triggered even if OSprofiler is enabled on '
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'the server side.')
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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_modules = {
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'1': shell_v1.COMMAND_MODULES
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}[version]
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except KeyError:
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actions_modules = shell_v1.COMMAND_MODULES
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for actions_module in actions_modules:
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self._find_actions(subparsers, actions_module)
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self._find_actions(subparsers, self)
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self._add_bash_completion_subparser(subparsers)
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return parser
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def _add_bash_completion_subparser(self, subparsers):
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subparser = (
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subparsers.add_parser('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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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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group_args = getattr(callback, 'deprecated_groups', [])
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subparser = (
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subparsers.add_parser(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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)
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subparser.add_argument('-h', '--help',
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action='help',
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help=argparse.SUPPRESS,)
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self.subcommands[command] = subparser
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for (old_info, new_info, req) in group_args:
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group = subparser.add_mutually_exclusive_group(required=req)
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group.add_argument(*old_info[0], **old_info[1])
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group.add_argument(*new_info[0], **new_info[1])
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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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def setup_debugging(self, debug):
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if debug:
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streamformat = "%(levelname)s (%(module)s:%(lineno)d) %(message)s"
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# Set up the root logger to debug so that the submodules can
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# print debug messages
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logging.basicConfig(level=logging.DEBUG,
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format=streamformat)
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else:
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streamformat = "%(levelname)s %(message)s"
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logging.basicConfig(level=logging.CRITICAL,
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format=streamformat)
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def _check_version(self, api_version):
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if api_version == 'latest':
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return LATEST_API_VERSION
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else:
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try:
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versions = tuple(int(i) for i in api_version.split('.'))
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except ValueError:
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versions = ()
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if len(versions) == 1:
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# Default value of magnum_api_version is '1'.
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# If user not specify the value of api version, not passing
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# headers at all.
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magnum_api_version = None
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elif len(versions) == 2:
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magnum_api_version = api_version
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# In the case of '1.0'
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if versions[1] == 0:
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magnum_api_version = None
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else:
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msg = _("The requested API version %(ver)s is an unexpected "
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"format. Acceptable formats are 'X', 'X.Y', or the "
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"literal string '%(latest)s'."
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) % {'ver': api_version, 'latest': 'latest'}
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raise exc.CommandError(msg)
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api_major_version = versions[0]
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return (api_major_version, magnum_api_version)
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def _ensure_auth_info(self, args):
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if not cliutils.isunauthenticated(args.func):
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if (not (args.os_token and
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(args.os_auth_url or args.os_endpoint_override)) and
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not args.os_cloud
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):
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if not (args.os_username or args.os_user_id):
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raise exc.CommandError(
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"You must provide a username via either --os-username "
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"or via env[OS_USERNAME]"
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)
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if not args.os_password:
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raise exc.CommandError(
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"You must provide a password via either "
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"--os-password, env[OS_PASSWORD], or prompted "
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"response"
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)
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if (not args.os_project_name and not args.os_project_id):
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raise exc.CommandError(
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"You must provide a project name or project id via "
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"--os-project-name, --os-project-id, "
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"env[OS_PROJECT_NAME] or env[OS_PROJECT_ID]"
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)
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if not args.os_auth_url:
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raise exc.CommandError(
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"You must provide an auth url via either "
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"--os-auth-url or via env[OS_AUTH_URL]"
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)
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def main(self, argv):
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# NOTE(Christoph Jansen): With Python 3.4 argv somehow becomes a Map.
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# This hack fixes it.
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argv = list(argv)
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# Parse args once to find version and debug settings
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parser = self.get_base_parser()
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(options, args) = parser.parse_known_args(argv)
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self.setup_debugging(options.debug)
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# NOTE(dtroyer): Hackery to handle --endpoint_type 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.
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if '--endpoint_type' in argv:
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spot = argv.index('--endpoint_type')
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argv[spot] = '--endpoint-type'
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# build available subcommands based on version
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(api_major_version, magnum_api_version) = (
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self._check_version(options.magnum_api_version))
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subcommand_parser = (
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self.get_subcommand_parser(api_major_version)
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)
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self.parser = subcommand_parser
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if options.help or not argv:
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subcommand_parser.print_help()
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return 0
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args = subcommand_parser.parse_args(argv)
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# Short-circuit and deal with help right away.
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# NOTE(jamespage): args.func is not guaranteed with python >= 3.4
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if not hasattr(args, 'func') or args.func == self.do_help:
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self.do_help(args)
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return 0
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elif args.func == self.do_bash_completion:
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self.do_bash_completion(args)
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return 0
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if not args.service_type:
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args.service_type = DEFAULT_SERVICE_TYPE
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if args.bypass_url:
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args.os_endpoint_override = args.bypass_url
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args.os_project_id = (args.os_project_id or args.os_tenant_id)
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args.os_project_name = (args.os_project_name or args.os_tenant_name)
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|
self._ensure_auth_info(args)
|
|
|
|
try:
|
|
client = {
|
|
'1': client_v1,
|
|
}[api_major_version]
|
|
except KeyError:
|
|
client = client_v1
|
|
|
|
args.os_endpoint_type = (args.os_endpoint_type or args.endpoint_type)
|
|
if args.os_endpoint_type:
|
|
args.os_interface = args.os_endpoint_type
|
|
|
|
if args.os_interface.endswith('URL'):
|
|
args.os_interface = args.os_interface[:-3]
|
|
|
|
kwargs = {}
|
|
if profiler:
|
|
kwargs["profile"] = args.profile
|
|
|
|
self.cs = client.Client(
|
|
cloud=args.os_cloud,
|
|
user_id=args.os_user_id,
|
|
username=args.os_username,
|
|
password=args.os_password,
|
|
auth_token=args.os_token,
|
|
project_id=args.os_project_id,
|
|
project_name=args.os_project_name,
|
|
user_domain_id=args.os_user_domain_id,
|
|
user_domain_name=args.os_user_domain_name,
|
|
project_domain_id=args.os_project_domain_id,
|
|
project_domain_name=args.os_project_domain_name,
|
|
auth_url=args.os_auth_url,
|
|
service_type=args.service_type,
|
|
region_name=args.os_region_name,
|
|
magnum_url=args.os_endpoint_override,
|
|
interface=args.os_interface,
|
|
insecure=args.insecure,
|
|
api_version=args.magnum_api_version,
|
|
**kwargs
|
|
)
|
|
|
|
self._check_deprecation(args.func, argv)
|
|
try:
|
|
args.func(self.cs, args)
|
|
except (cliutils.DuplicateArgs, cliutils.MissingArgs):
|
|
self.do_help(args)
|
|
raise
|
|
|
|
if profiler and args.profile:
|
|
trace_id = profiler.get().get_base_id()
|
|
print("To display trace use the command:\n\n"
|
|
" osprofiler trace show --html %s " % trace_id)
|
|
|
|
def _check_deprecation(self, func, argv):
|
|
if not hasattr(func, 'deprecated_groups'):
|
|
return
|
|
|
|
for (old_info, new_info, required) in func.deprecated_groups:
|
|
old_param = old_info[0][0]
|
|
new_param = new_info[0][0]
|
|
old_value, new_value = None, None
|
|
for i in range(len(argv)):
|
|
cur_arg = argv[i]
|
|
if cur_arg == old_param:
|
|
old_value = argv[i + 1]
|
|
elif cur_arg == new_param[0]:
|
|
new_value = argv[i + 1]
|
|
|
|
if old_value and not new_value:
|
|
print(
|
|
'WARNING: The %s parameter is deprecated and will be '
|
|
'removed in a future release. Use the %s parameter to '
|
|
'avoid seeing this message.'
|
|
% (old_param, new_param))
|
|
|
|
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))
|
|
cliutils.print_list(results, ["url", "seconds"], sortby_index=None)
|
|
|
|
def do_bash_completion(self, _args):
|
|
"""Prints arguments for bash-completion.
|
|
|
|
Prints all of the commands and options to stdout so that the
|
|
magnum.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))
|
|
|
|
@cliutils.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."""
|
|
# NOTE(jamespage): args.command is not guaranteed with python >= 3.4
|
|
command = getattr(args, 'command', '')
|
|
|
|
if 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 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:
|
|
OpenStackMagnumShell().main(map(encodeutils.safe_decode, sys.argv[1:]))
|
|
|
|
except Exception as e:
|
|
logger.debug(e, exc_info=1)
|
|
print("ERROR: %s" % encodeutils.safe_encode(str(e)),
|
|
file=sys.stderr)
|
|
sys.exit(1)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|