/usr/lib/python2.7/dist-packages/ceilometerclient/shell.py is in python-ceilometerclient 2.4.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Command-line interface to the OpenStack Telemetry API.
"""
from __future__ import print_function
import argparse
import logging
import sys
from oslo_utils import encodeutils
import six
import ceilometerclient
from ceilometerclient import client as ceiloclient
from ceilometerclient.common import utils
from ceilometerclient import exc
def _positive_non_zero_int(argument_value):
if argument_value is None:
return None
try:
value = int(argument_value)
except ValueError:
msg = "%s must be an integer" % argument_value
raise argparse.ArgumentTypeError(msg)
if value <= 0:
msg = "%s must be greater than 0" % argument_value
raise argparse.ArgumentTypeError(msg)
return value
class CeilometerShell(object):
def __init__(self):
self.auth_plugin = ceiloclient.AuthPlugin()
def get_base_parser(self):
parser = argparse.ArgumentParser(
prog='ceilometer',
description=__doc__.strip(),
epilog='See "ceilometer help COMMAND" '
'for help on a specific command.',
add_help=False,
formatter_class=HelpFormatter,
)
# Global arguments
parser.add_argument('-h', '--help',
action='store_true',
help=argparse.SUPPRESS,
)
parser.add_argument('--version',
action='version',
version=ceilometerclient.__version__)
parser.add_argument('-d', '--debug',
default=bool(utils.env('CEILOMETERCLIENT_DEBUG')
),
action='store_true',
help='Defaults to env[CEILOMETERCLIENT_DEBUG].')
parser.add_argument('-v', '--verbose',
default=False, action="store_true",
help="Print more verbose output.")
parser.add_argument('--timeout',
default=600,
type=_positive_non_zero_int,
help='Number of seconds to wait for a response.')
parser.add_argument('--ceilometer-url', metavar='<CEILOMETER_URL>',
dest='os_endpoint',
default=utils.env('CEILOMETER_URL'),
help=("DEPRECATED, use --os-endpoint instead. "
"Defaults to env[CEILOMETER_URL]."))
parser.add_argument('--ceilometer_url',
dest='os_endpoint',
help=argparse.SUPPRESS)
parser.add_argument('--ceilometer-api-version',
default=utils.env(
'CEILOMETER_API_VERSION', default='2'),
help='Defaults to env[CEILOMETER_API_VERSION] '
'or 2.')
parser.add_argument('--ceilometer_api_version',
help=argparse.SUPPRESS)
self.auth_plugin.add_opts(parser)
self.auth_plugin.add_common_opts(parser)
return parser
def get_subcommand_parser(self, version):
parser = self.get_base_parser()
self.subcommands = {}
subparsers = parser.add_subparsers(metavar='<subcommand>')
submodule = utils.import_versioned_module(version, 'shell')
self._find_actions(subparsers, submodule)
self._find_actions(subparsers, self)
self._add_bash_completion_subparser(subparsers)
return parser
def _add_bash_completion_subparser(self, subparsers):
subparser = subparsers.add_parser(
'bash_completion',
add_help=False,
formatter_class=HelpFormatter
)
self.subcommands['bash_completion'] = subparser
subparser.set_defaults(func=self.do_bash_completion)
def _find_actions(self, subparsers, actions_module):
for attr in (a for a in dir(actions_module) if a.startswith('do_')):
# I prefer to be hypen-separated instead of underscores.
command = attr[3:].replace('_', '-')
callback = getattr(actions_module, attr)
desc = callback.__doc__ or ''
help = desc.strip().split('\n')[0]
arguments = getattr(callback, 'arguments', [])
subparser = subparsers.add_parser(command, help=help,
description=desc,
add_help=False,
formatter_class=HelpFormatter)
subparser.add_argument('-h', '--help', action='help',
help=argparse.SUPPRESS)
self.subcommands[command] = subparser
for (args, kwargs) in arguments:
subparser.add_argument(*args, **kwargs)
subparser.set_defaults(func=callback)
@staticmethod
def _setup_logging(debug):
format = '%(levelname)s (%(module)s) %(message)s'
if debug:
logging.basicConfig(format=format, level=logging.DEBUG)
else:
logging.basicConfig(format=format, level=logging.WARN)
logging.getLogger('iso8601').setLevel(logging.WARNING)
logging.getLogger('urllib3.connectionpool').setLevel(logging.WARNING)
def parse_args(self, argv):
# Parse args once to find version
parser = self.get_base_parser()
(options, args) = parser.parse_known_args(argv)
self.auth_plugin.parse_opts(options)
self._setup_logging(options.debug)
# build available subcommands based on version
api_version = options.ceilometer_api_version
subcommand_parser = self.get_subcommand_parser(api_version)
self.parser = subcommand_parser
# Handle top-level --help/-h before attempting to parse
# a command off the command line
if options.help or not argv:
self.do_help(options)
return 0
# Return parsed args
return api_version, subcommand_parser.parse_args(argv)
@staticmethod
def no_project_and_domain_set(args):
if not (args.os_project_id or (args.os_project_name and
(args.os_user_domain_name or args.os_user_domain_id)) or
(args.os_tenant_id or args.os_tenant_name)):
return True
else:
return False
def main(self, argv):
parsed = self.parse_args(argv)
if parsed == 0:
return 0
api_version, args = parsed
# Short-circuit and deal with help command 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
if not ((self.auth_plugin.opts.get('token')
or self.auth_plugin.opts.get('auth_token'))
and self.auth_plugin.opts['endpoint']):
if not self.auth_plugin.opts['username']:
raise exc.CommandError("You must provide a username via "
"either --os-username or via "
"env[OS_USERNAME]")
if not self.auth_plugin.opts['password']:
raise exc.CommandError("You must provide a password via "
"either --os-password or via "
"env[OS_PASSWORD]")
if self.no_project_and_domain_set(args):
# steer users towards Keystone V3 API
raise exc.CommandError("You must provide a project_id via "
"either --os-project-id or via "
"env[OS_PROJECT_ID] and "
"a domain_name via either "
"--os-user-domain-name or via "
"env[OS_USER_DOMAIN_NAME] or "
"a domain_id via either "
"--os-user-domain-id or via "
"env[OS_USER_DOMAIN_ID]")
if not self.auth_plugin.opts['auth_url']:
raise exc.CommandError("You must provide an auth url via "
"either --os-auth-url or via "
"env[OS_AUTH_URL]")
client_kwargs = vars(args)
client_kwargs.update(self.auth_plugin.opts)
client_kwargs['auth_plugin'] = self.auth_plugin
client = ceiloclient.get_client(api_version, **client_kwargs)
# call whatever callback was selected
try:
args.func(client, args)
except exc.HTTPUnauthorized:
raise exc.CommandError("Invalid OpenStack Identity credentials.")
def do_bash_completion(self, args):
"""Prints all of the commands and options to stdout.
The ceilometer.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 list(sc._optionals._option_string_actions):
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 getattr(args, 'command', None):
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()
class HelpFormatter(argparse.HelpFormatter):
def __init__(self, prog, indent_increment=2, max_help_position=32,
width=None):
super(HelpFormatter, 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(HelpFormatter, self).start_section(heading)
def main(args=None):
try:
if args is None:
args = sys.argv[1:]
CeilometerShell().main(args)
except Exception as e:
if '--debug' in args or '-d' in args:
raise
else:
print(encodeutils.safe_encode(six.text_type(e)), file=sys.stderr)
sys.exit(1)
except KeyboardInterrupt:
print("Stopping Ceilometer Client", file=sys.stderr)
sys.exit(130)
if __name__ == "__main__":
main()
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