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# 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.
#
"""Network agent action implementations"""
import logging
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
from openstackclient.i18n import _
from openstackclient.network import sdk_utils
LOG = logging.getLogger(__name__)
def _format_admin_state(state):
return 'UP' if state else 'DOWN'
_formatters = {
'admin_state_up': _format_admin_state,
'is_admin_state_up': _format_admin_state,
'configurations': utils.format_dict,
}
def _get_network_columns(item):
column_map = {
'is_admin_state_up': 'admin_state_up',
'is_alive': 'alive',
}
return sdk_utils.get_osc_show_columns_for_sdk_resource(item, column_map)
class DeleteNetworkAgent(command.Command):
_description = _("Delete network agent(s)")
def get_parser(self, prog_name):
parser = super(DeleteNetworkAgent, self).get_parser(prog_name)
parser.add_argument(
'network_agent',
metavar="<network-agent>",
nargs='+',
help=(_("Network agent(s) to delete (ID only)"))
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
result = 0
for agent in parsed_args.network_agent:
try:
client.delete_agent(agent, ignore_missing=False)
except Exception as e:
result += 1
LOG.error(_("Failed to delete network agent with "
"ID '%(agent)s': %(e)s"),
{'agent': agent, 'e': e})
if result > 0:
total = len(parsed_args.network_agent)
msg = (_("%(result)s of %(total)s network agents failed "
"to delete.") % {'result': result, 'total': total})
raise exceptions.CommandError(msg)
# TODO(huanxuan): Use the SDK resource mapped attribute names once the
# OSC minimum requirements include SDK 1.0.
class ListNetworkAgent(command.Lister):
_description = _("List network agents")
def get_parser(self, prog_name):
parser = super(ListNetworkAgent, self).get_parser(prog_name)
parser.add_argument(
'--agent-type',
metavar='<agent-type>',
choices=["dhcp", "open-vswitch", "linux-bridge", "ofa", "l3",
"loadbalancer", "metering", "metadata", "macvtap", "nic"],
help=_("List only agents with the specified agent type. "
"The supported agent types are: dhcp, open-vswitch, "
"linux-bridge, ofa, l3, loadbalancer, metering, "
"metadata, macvtap, nic.")
)
parser.add_argument(
'--host',
metavar='<host>',
help=_("List only agents running on the specified host")
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
columns = (
'id',
'agent_type',
'host',
'availability_zone',
'is_alive',
'is_admin_state_up',
'binary'
)
column_headers = (
'ID',
'Agent Type',
'Host',
'Availability Zone',
'Alive',
'State',
'Binary'
)
key_value = {
'dhcp': 'DHCP agent',
'open-vswitch': 'Open vSwitch agent',
'linux-bridge': 'Linux bridge agent',
'ofa': 'OFA driver agent',
'l3': 'L3 agent',
'loadbalancer': 'Loadbalancer agent',
'metering': 'Metering agent',
'metadata': 'Metadata agent',
'macvtap': 'Macvtap agent',
'nic': 'NIC Switch agent'
}
filters = {}
if parsed_args.agent_type is not None:
filters['agent_type'] = key_value[parsed_args.agent_type]
if parsed_args.host is not None:
filters['host'] = parsed_args.host
data = client.agents(**filters)
return (column_headers,
(utils.get_item_properties(
s, columns, formatters=_formatters,
) for s in data))
# TODO(huanxuan): Use the SDK resource mapped attribute names once the
# OSC minimum requirements include SDK 1.0.
class SetNetworkAgent(command.Command):
_description = _("Set network agent properties")
def get_parser(self, prog_name):
parser = super(SetNetworkAgent, self).get_parser(prog_name)
parser.add_argument(
'network_agent',
metavar="<network-agent>",
help=(_("Network agent to modify (ID only)"))
)
parser.add_argument(
'--description',
metavar='<description>',
help=_("Set network agent description")
)
admin_group = parser.add_mutually_exclusive_group()
admin_group.add_argument(
'--enable',
action='store_true',
help=_("Enable network agent")
)
admin_group.add_argument(
'--disable',
action='store_true',
help=_("Disable network agent")
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
obj = client.get_agent(parsed_args.network_agent)
attrs = {}
if parsed_args.description is not None:
attrs['description'] = str(parsed_args.description)
# TODO(huanxuan): Also update by the new attribute name
# "is_admin_state_up" after sdk 0.9.12
if parsed_args.enable:
attrs['admin_state_up'] = True
if parsed_args.disable:
attrs['admin_state_up'] = False
client.update_agent(obj, **attrs)
class ShowNetworkAgent(command.ShowOne):
_description = _("Display network agent details")
def get_parser(self, prog_name):
parser = super(ShowNetworkAgent, self).get_parser(prog_name)
parser.add_argument(
'network_agent',
metavar="<network-agent>",
help=(_("Network agent to display (ID only)"))
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
obj = client.get_agent(parsed_args.network_agent)
display_columns, columns = _get_network_columns(obj)
data = utils.get_item_properties(obj, columns, formatters=_formatters,)
return display_columns, data
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