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# Copyright (C) 2013 Nippon Telegraph and Telephone Corporation.
# Copyright (C) 2013 Isaku Yamahata <yamahata at private email ne jp>
#
# 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 os_ken.base import app_manager
from os_ken.services.protocols.vrrp import event as vrrp_event
def vrrp_config(app, interface, config):
"""create an instance.
returns EventVRRPConfigReply(instance.name, interface, config)
on success.
returns EventVRRPConfigReply(None, interface, config)
on failure.
"""
config_request = vrrp_event.EventVRRPConfigRequest(interface, config)
config_request.sync = True
return app.send_request(config_request)
def vrrp_shutdown(app, instance_name):
"""shutdown the instance.
"""
shutdown_request = vrrp_event.EventVRRPShutdownRequest(instance_name)
app.send_event(vrrp_event.VRRP_MANAGER_NAME, shutdown_request)
def vrrp_transmit(app, monitor_name, data):
"""transmit a packet from the switch. this is internal use only.
data is str-like, a packet to send.
"""
transmit_request = vrrp_event.EventVRRPTransmitRequest(data)
app.send_event(monitor_name, transmit_request)
def vrrp_list(app, instance_name=None):
"""list instances.
returns EventVRRPListReply([VRRPInstance]).
"""
list_request = vrrp_event.EventVRRPListRequest(instance_name)
list_request.dst = vrrp_event.VRRP_MANAGER_NAME
return app.send_request(list_request)
def vrrp_config_change(app, instance_name,
priority=None, advertisement_interval=None,
preempt_mode=None, accept_mode=None):
"""change configuration of an instance.
None means no change.
"""
config_change = vrrp_event.EventVRRPConfigChangeRequest(
instance_name, priority, advertisement_interval,
preempt_mode, accept_mode)
return app.send_event(vrrp_event.VRRP_MANAGER_NAME, config_change)
app_manager.require_app('os_ken.services.protocols.vrrp.manager', api_style=True)
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