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# Copyright 2013 OpenStack, LLC.

#

# 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.

#

"""Host action implementations"""

import logging

from cliff import lister

from openstackclient.common import utils

class ListHost(lister.Lister):

"""List host command"""

log = logging.getLogger(__name__ + ".ListHost")

def get_parser(self, prog_name):

parser = super(ListHost, self).get_parser(prog_name)

parser.add_argument(

"--zone",

metavar="<zone>",

help="Only return hosts in the availability zone.")

return parser

def take_action(self, parsed_args):

self.log.debug("take_action(%s)", parsed_args)

compute_client = self.app.client_manager.compute

columns = (

"Host Name",

"Service",

"Zone"

)

data = compute_client.hosts.list_all(parsed_args.zone)

return (columns,

(utils.get_item_properties(

s, columns,

) for s in data))

class ShowHost(lister.Lister):

"""Show host command"""

log = logging.getLogger(__name__ + ".ShowHost")

def get_parser(self, prog_name):

parser = super(ShowHost, self).get_parser(prog_name)

parser.add_argument(

"host",

metavar="<host>",

help="Name of host")

return parser

def take_action(self, parsed_args):

self.log.debug("take_action(%s)", parsed_args)

compute_client = self.app.client_manager.compute

columns = (

"Host",

"Project",

"CPU",

"Memory MB",

"Disk GB"

)

data = compute_client.hosts.get(parsed_args.host)

return (columns,

(utils.get_item_properties(

s, columns,

) for s in data))