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# Copyright 2012 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
"""
Server action implementations
"""
import logging
import os
from cliff import lister
from cliff import show
from openstackclient.common import command
from openstackclient.common import utils
def _format_servers_list_networks(server):
"""Return a string containing the networks a server is attached to.
:param server: a single Server resource
"""
output = []
for (network, addresses) in server.networks.items():
if not addresses:
continue
addresses_csv = ', '.join(addresses)
group = "%s=%s" % (network, addresses_csv)
output.append(group)
return '; '.join(output)
class ListServer(command.OpenStackCommand, lister.Lister):
"""List server command"""
api = 'compute'
log = logging.getLogger(__name__ + '.ListServer')
def get_parser(self, prog_name):
parser = super(ListServer, self).get_parser(prog_name)
parser.add_argument(
'--reservation-id',
help='only return instances that match the reservation',
)
parser.add_argument(
'--ip',
help='regular expression to match IP address',
)
parser.add_argument(
'--ip6',
help='regular expression to match IPv6 address',
)
parser.add_argument(
'--name',
help='regular expression to match name',
)
parser.add_argument(
'--instance-name',
help='regular expression to match instance name',
)
parser.add_argument(
'--status',
help='search by server status',
# FIXME(dhellmann): Add choices?
)
parser.add_argument(
'--flavor',
help='search by flavor ID',
)
parser.add_argument(
'--image',
help='search by image ID',
)
parser.add_argument(
'--host',
metavar='HOSTNAME',
help='search by hostname',
)
parser.add_argument(
'--all-tenants',
action='store_true',
default=bool(int(os.environ.get("ALL_TENANTS", 0))),
help='display information from all tenants (admin only)',
)
return parser
def get_data(self, parsed_args):
self.log.debug('get_data(%s)' % parsed_args)
nova_client = self.app.client_manager.compute
search_opts = {
'all_tenants': parsed_args.all_tenants,
'reservation_id': parsed_args.reservation_id,
'ip': parsed_args.ip,
'ip6': parsed_args.ip6,
'name': parsed_args.name,
'image': parsed_args.image,
'flavor': parsed_args.flavor,
'status': parsed_args.status,
'host': parsed_args.host,
'instance_name': parsed_args.instance_name,
}
self.log.debug('search options: %s', search_opts)
# FIXME(dhellmann): Consider adding other columns
columns = ('ID', 'Name', 'Status', 'Networks')
data = nova_client.servers.list(search_opts=search_opts)
return (columns,
(utils.get_item_properties(
s, columns,
formatters={'Networks': _format_servers_list_networks},
) for s in data),
)
class ShowServer(command.OpenStackCommand, show.ShowOne):
"""Show server command"""
api = 'compute'
log = logging.getLogger(__name__ + '.ShowServer')
def get_parser(self, prog_name):
parser = super(ShowServer, self).get_parser(prog_name)
parser.add_argument(
'server',
metavar='<server>',
help='Name or ID of server to display')
return parser
def get_data(self, parsed_args):
self.log.debug('get_data(%s)' % parsed_args)
nova_client = self.app.client_manager.compute
server = utils.find_resource(nova_client.servers, parsed_args.server)
info = {}
info.update(server._info)
# Convert the flavor blob to a name
flavor_info = info.get('flavor', {})
flavor_id = flavor_info.get('id', '')
flavor = utils.find_resource(nova_client.flavors, flavor_id)
info['flavor'] = flavor.name
# Convert the image blob to a name
image_info = info.get('image', {})
image_id = image_info.get('id', '')
image = utils.find_resource(nova_client.images, image_id)
info['image'] = image.name
# Format addresses in a useful way
info['addresses'] = _format_servers_list_networks(server)
# Remove a couple of values that are long and not too useful
info.pop('links', None)
return zip(*sorted(info.iteritems()))
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