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# Copyright 2013 Rackspace Hosting
# 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.
from novaclient import base
from novaclient.i18n import _
from novaclient import utils
class Cell(base.Resource):
def __repr__(self):
return "<Cell: %s>" % self.name
class CellsManager(base.Manager):
resource_class = Cell
def get(self, cell_name):
"""
Get a cell.
:param cell_name: Name of the :class:`Cell` to get.
:rtype: :class:`Cell`
"""
return self._get("/os-cells/%s" % cell_name, "cell")
def capacities(self, cell_name=None):
"""
Get capacities for a cell.
:param cell_name: Name of the :class:`Cell` to get capacities for.
:rtype: :class:`Cell`
"""
path = ["%s/capacities" % cell_name, "capacities"][cell_name is None]
return self._get("/os-cells/%s" % path, "cell")
@utils.arg(
'cell',
metavar='<cell-name>',
help=_('Name of the cell.'))
def do_cell_show(cs, args):
"""Show details of a given cell."""
cell = cs.cells.get(args.cell)
utils.print_dict(cell._info)
@utils.arg(
'--cell',
metavar='<cell-name>',
help=_("Name of the cell to get the capacities."),
default=None)
def do_cell_capacities(cs, args):
"""Get cell capacities for all cells or a given cell."""
cell = cs.cells.capacities(args.cell)
print(_("Ram Available: %s MB") % cell.capacities['ram_free']['total_mb'])
utils.print_dict(cell.capacities['ram_free']['units_by_mb'],
dict_property='Ram(MB)', dict_value="Units")
print(_("\nDisk Available: %s MB") %
cell.capacities['disk_free']['total_mb'])
utils.print_dict(cell.capacities['disk_free']['units_by_mb'],
dict_property='Disk(MB)', dict_value="Units")
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