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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.
#
"""L3 Conntrack Helper action implementations"""
import logging
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
from openstackclient.i18n import _
LOG = logging.getLogger(__name__)
def _get_columns(item):
column_map = {}
hidden_columns = ['location']
return utils.get_osc_show_columns_for_sdk_resource(
item,
column_map,
hidden_columns
)
def _get_attrs(client, parsed_args):
router = client.find_router(parsed_args.router, ignore_missing=False)
attrs = {'router_id': router.id}
if parsed_args.helper:
attrs['helper'] = parsed_args.helper
if parsed_args.protocol:
attrs['protocol'] = parsed_args.protocol
if parsed_args.port:
attrs['port'] = parsed_args.port
return attrs
class CreateConntrackHelper(command.ShowOne):
_description = _("Create a new L3 conntrack helper")
def get_parser(self, prog_name):
parser = super(CreateConntrackHelper, self).get_parser(prog_name)
parser.add_argument(
'router',
metavar='<router>',
help=_('Router for which conntrack helper will be created')
)
parser.add_argument(
'--helper',
required=True,
metavar='<helper>',
help=_('The netfilter conntrack helper module')
)
parser.add_argument(
'--protocol',
required=True,
metavar='<protocol>',
help=_('The network protocol for the netfilter conntrack target '
'rule')
)
parser.add_argument(
'--port',
required=True,
metavar='<port>',
type=int,
help=_('The network port for the netfilter conntrack target rule')
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
attrs = _get_attrs(client, parsed_args)
obj = client.create_conntrack_helper(attrs.pop('router_id'), **attrs)
display_columns, columns = _get_columns(obj)
data = utils.get_item_properties(obj, columns, formatters={})
return (display_columns, data)
class DeleteConntrackHelper(command.Command):
_description = _("Delete L3 conntrack helper")
def get_parser(self, prog_name):
parser = super(DeleteConntrackHelper, self).get_parser(prog_name)
parser.add_argument(
'router',
metavar='<router>',
help=_('Router that the conntrack helper belong to')
)
parser.add_argument(
'conntrack_helper_id',
metavar='<conntrack-helper-id>',
nargs='+',
help=_('The ID of the conntrack helper(s) to delete')
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
result = 0
router = client.find_router(parsed_args.router, ignore_missing=False)
for ct_helper in parsed_args.conntrack_helper_id:
try:
client.delete_conntrack_helper(
ct_helper, router.id, ignore_missing=False)
except Exception as e:
result += 1
LOG.error(_("Failed to delete L3 conntrack helper with "
"ID '%(ct_helper)s': %(e)s"),
{'ct_helper': ct_helper, 'e': e})
if result > 0:
total = len(parsed_args.conntrack_helper_id)
msg = (_("%(result)s of %(total)s L3 conntrack helpers failed "
"to delete.") % {'result': result, 'total': total})
raise exceptions.CommandError(msg)
class ListConntrackHelper(command.Lister):
_description = _("List L3 conntrack helpers")
def get_parser(self, prog_name):
parser = super(ListConntrackHelper, self).get_parser(prog_name)
parser.add_argument(
'router',
metavar='<router>',
help=_('Router that the conntrack helper belong to')
)
parser.add_argument(
'--helper',
metavar='<helper>',
help=_('The netfilter conntrack helper module')
)
parser.add_argument(
'--protocol',
metavar='<protocol>',
help=_('The network protocol for the netfilter conntrack target '
'rule')
)
parser.add_argument(
'--port',
metavar='<port>',
help=_('The network port for the netfilter conntrack target rule')
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
columns = (
'id',
'router_id',
'helper',
'protocol',
'port',
)
column_headers = (
'ID',
'Router ID',
'Helper',
'Protocol',
'Port',
)
attrs = _get_attrs(client, parsed_args)
data = client.conntrack_helpers(attrs.pop('router_id'), **attrs)
return (column_headers,
(utils.get_item_properties(
s, columns, formatters={},
) for s in data))
class SetConntrackHelper(command.Command):
_description = _("Set L3 conntrack helper properties")
def get_parser(self, prog_name):
parser = super(SetConntrackHelper, self).get_parser(prog_name)
parser.add_argument(
'router',
metavar='<router>',
help=_('Router that the conntrack helper belong to')
)
parser.add_argument(
'conntrack_helper_id',
metavar='<conntrack-helper-id>',
help=_('The ID of the conntrack helper(s)')
)
parser.add_argument(
'--helper',
metavar='<helper>',
help=_('The netfilter conntrack helper module')
)
parser.add_argument(
'--protocol',
metavar='<protocol>',
help=_('The network protocol for the netfilter conntrack target '
'rule')
)
parser.add_argument(
'--port',
metavar='<port>',
type=int,
help=_('The network port for the netfilter conntrack target rule')
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
attrs = _get_attrs(client, parsed_args)
if attrs:
client.update_conntrack_helper(
parsed_args.conntrack_helper_id, attrs.pop('router_id'),
**attrs)
class ShowConntrackHelper(command.ShowOne):
_description = _("Display L3 conntrack helper details")
def get_parser(self, prog_name):
parser = super(ShowConntrackHelper, self).get_parser(prog_name)
parser.add_argument(
'router',
metavar='<router>',
help=_('Router that the conntrack helper belong to')
)
parser.add_argument(
'conntrack_helper_id',
metavar='<conntrack-helper-id>',
help=_('The ID of the conntrack helper')
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
router = client.find_router(parsed_args.router, ignore_missing=False)
obj = client.get_conntrack_helper(
parsed_args.conntrack_helper_id, router.id)
display_columns, columns = _get_columns(obj)
data = utils.get_item_properties(obj, columns, formatters={})
return (display_columns, data)
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