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# Copyright 2011 OpenStack LLC.
# All Rights Reserved
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# 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.
#
# vim: tabstop=4 shiftwidth=4 softtabstop=4
"""
Command-line interface to the OpenStack APIs
"""
import logging
import optparse
import os
import sys
from cliff.app import App
from cliff.commandmanager import CommandManager
from openstackclient.common import utils
VERSION = '0.1'
def env(*vars, **kwargs):
"""Search for the first defined of possibly many env vars
Returns the first environment variable defined in vars, or
returns the default defined in kwargs.
"""
for v in vars:
value = os.environ.get(v, None)
if value:
return value
return kwargs.get('default', '')
class OpenStackShell(App):
log = logging.getLogger(__name__)
def __init__(self):
super(OpenStackShell, self).__init__(
description=__doc__.strip(),
version=VERSION,
command_manager=CommandManager('openstack.cli'),
)
def build_option_parser(self, description, version):
parser = super(OpenStackShell, self).build_option_parser(
description,
version,
)
# Global arguments
parser.add_option('--os-auth-url', metavar='<auth-url>',
default=env('OS_AUTH_URL'),
help='Authentication URL (Env: OS_AUTH_URL)')
parser.add_option('--os-tenant-name', metavar='<auth-tenant-name>',
default=env('OS_TENANT_NAME'),
help='Authentication tenant name (Env: OS_TENANT_NAME)')
parser.add_option('--os-tenant-id', metavar='<auth-tenant-id>',
default=env('OS_TENANT_ID'),
help='Authentication tenant ID (Env: OS_TENANT_ID)')
parser.add_option('--os-username', metavar='<auth-username>',
default=utils.env('OS_USERNAME'),
help='Authentication username (Env: OS_USERNAME)')
parser.add_option('--os-password', metavar='<auth-password>',
default=utils.env('OS_PASSWORD'),
help='Authentication password (Env: OS_PASSWORD)')
parser.add_option('--os-region-name', metavar='<auth-region-name>',
default=env('OS_REGION_NAME'),
help='Authentication region name (Env: OS_REGION_NAME)')
parser.add_option('--os-identity-api-version',
metavar='<identity-api-version>',
default=env('OS_IDENTITY_API_VERSION', default='2.0'),
help='Identity API version, default=2.0 (Env: OS_IDENTITY_API_VERSION)')
parser.add_option('--os-compute-api-version',
metavar='<compute-api-version>',
default=env('OS_COMPUTE_API_VERSION', default='2'),
help='Compute API version, default=2.0 (Env: OS_COMPUTE_API_VERSION)')
parser.add_option('--os-image-api-version',
metavar='<image-api-version>',
default=env('OS_IMAGE_API_VERSION', default='1.0'),
help='Image API version, default=1.0 (Env: OS_IMAGE_API_VERSION)')
parser.add_option('--service-token', metavar='<service-token>',
default=env('SERVICE_TOKEN'),
help='deprecated')
parser.add_option('--service-endpoint', metavar='<service-endpoint>',
default=env('SERVICE_ENDPOINT'),
help='deprecated')
return parser
def prepare_to_run_command(self, cmd):
"""Set up auth and API versions"""
self.log.debug('prepare_to_run_command %s', cmd.__class__.__name__)
# stash selected API versions for later
# TODO(dtroyer): how do extenstions add their version requirements?
self.api_version = {
'compute': self.options.os_compute_api_version,
'identity': self.options.os_identity_api_version,
'image': self.options.os_image_api_version,
}
if self.options.debug:
print "API: Identity=%s Compute=%s Image=%s" % (self.api_version['identity'], self.api_version['compute'], self.api_version['image'])
print "cmd: %s" % cmd
def clean_up(self, cmd, result, err):
self.log.debug('clean_up %s', cmd.__class__.__name__)
if err:
self.log.debug('got an error: %s', err)
def main(argv=sys.argv[1:]):
return OpenStackShell().run(argv)
if __name__ == "__main__":
sys.exit(main(sys.argv[1:]))
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