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Diffstat (limited to 'tests/integrated/test_vrrp_multi.py')
| -rw-r--r-- | tests/integrated/test_vrrp_multi.py | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/tests/integrated/test_vrrp_multi.py b/tests/integrated/test_vrrp_multi.py new file mode 100644 index 00000000..9d586119 --- /dev/null +++ b/tests/integrated/test_vrrp_multi.py @@ -0,0 +1,143 @@ +# Copyright (C) 2013 Nippon Telegraph and Telephone Corporation. +# Copyright (C) 2013 Isaku Yamahata <yamahata at valinux co 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. + +""" +Usage: +PYTHONPATH=. ./bin/ryu-manager --verbose \ + ryu.topology.switches \ + ryu.services.protocols.vrrp.dumper \ + tests.integrated.test_vrrp_multi + +ryu.services.protocols.vrrp.dumper is optional. + + +---+ ---------------- + /--|OVS|<--veth-->| | + Ryu +---+ | linux bridge |<--veth--> command to generate packets + \--|OVS|<--veth-->| | + +---+ ---------------- + +configure OVSs to connect ryu +example +# brctl addbr b0 +# ip link add veth0-ovs type veth peer name veth0-br +# ip link add veth1-ovs type veth peer name veth1-br +# brctl addif b0 veth0-br +# brctl addif b0 veth1-br +# brctl show +bridge name bridge id STP enabled interfaces +b0 8000.6642e5822497 no veth0-br + veth1-br +ovs-system 0000.122038293b55 no + +# ovs-vsctl add-br s0 +# ovs-vsctl add-port s0 veth0-ovs +# ovs-vsctl add-br s1 +# ovs-vsctl add-port s1 veth1-ovs +# ovs-vsctl set-controller s0 tcp:127.0.0.1:6633 +# ovs-vsctl set bridge s0 protocols='[OpenFlow12]' +# ovs-vsctl set-controller s1 tcp:127.0.0.1:6633 +# ovs-vsctl set bridge s1 protocols='[OpenFlow12]' +# ovs-vsctl show +20c2a046-ae7e-4453-a576-11034db24985 + Manager "ptcp:6634" + Bridge "s0" + Controller "tcp:127.0.0.1:6633" + is_connected: true + Port "veth0-ovs" + Interface "veth0-ovs" + Port "s0" + Interface "s0" + type: internal + Bridge "s1" + Controller "tcp:127.0.0.1:6633" + is_connected: true + Port "veth1-ovs" + Interface "veth1-ovs" + Port "s1" + Interface "s1" + type: internal + ovs_version: "1.9.90" +# ip link veth0-br set up +# ip link veth0-ovs set up +# ip link veth1-br set up +# ip link veth1-ovs set up +# ip link b0 set up +""" + +from ryu.base import app_manager +from ryu.controller import handler +from ryu.lib import dpid as lib_dpid +from ryu.lib import hub +from ryu.lib.packet import vrrp +from ryu.services.protocols.vrrp import api as vrrp_api +from ryu.services.protocols.vrrp import event as vrrp_event +from ryu.services.protocols.vrrp import monitor_openflow +from ryu.topology import event as topo_event +from ryu.topology import api as topo_api + +from . import vrrp_common + + +class VRRPConfigApp(vrrp_common.VRRPCommon): + _IFNAME0 = 0 + _IFNAME1 = 1 + + def __init__(self, *args, **kwargs): + super(VRRPConfigApp, self).__init__(*args, **kwargs) + self.start_main = False + + @handler.set_ev_cls(topo_event.EventSwitchEnter) + def _switch_enter_handler(self, ev): + if self.start_main: + return + + switches = topo_api.get_switch(self) + if len(switches) < 2: + return + + self.start_main = True + app_mgr = app_manager.AppManager.get_instance() + self.logger.debug('%s', app_mgr.applications) + self.switches = app_mgr.applications['switches'] + hub.spawn(self._main) + + def _configure_vrrp_router(self, vrrp_version, priority, + ip_addr, switch_index, vrid): + switches = self.switches + self.logger.debug('%s', switches.dps) + dpid = sorted(switches.dps.keys())[switch_index] + self.logger.debug('%s', lib_dpid.dpid_to_str(dpid)) + self.logger.debug('%s', switches.port_state) + # hack: use the smallest port no to avoid picking OVS local port + port_no = sorted(switches.port_state[dpid].keys())[0] + self.logger.debug('%d', port_no) + port = switches.port_state[dpid][port_no] + self.logger.debug('%s', port) + mac = port.hw_addr + self.logger.debug('%s', mac) + + interface = vrrp_event.VRRPInterfaceOpenFlow( + mac, ip_addr, None, dpid, port_no) + self.logger.debug('%s', interface) + + config = vrrp_event.VRRPConfig( + version=vrrp_version, vrid=vrid, priority=priority, + ip_addresses=[ip_addr]) + self.logger.debug('%s', config) + + rep = vrrp_api.vrrp_config(self, interface, config) + self.logger.debug('%s', rep) + return rep |