| /* |
| * Copyright 2015 Open Networking Laboratory |
| * |
| * 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. |
| */ |
| package org.onosproject.driver.ovsdb; |
| |
| import java.util.Collection; |
| |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.behaviour.DefaultTunnelDescription; |
| import org.onosproject.net.behaviour.IpTunnelEndPoint; |
| import org.onosproject.net.behaviour.TunnelConfig; |
| import org.onosproject.net.behaviour.TunnelDescription; |
| import org.onosproject.net.behaviour.TunnelName; |
| import org.onosproject.net.driver.AbstractHandlerBehaviour; |
| import org.onosproject.net.driver.DriverHandler; |
| import org.onosproject.ovsdb.controller.OvsdbClientService; |
| import org.onosproject.ovsdb.controller.OvsdbController; |
| import org.onosproject.ovsdb.controller.OvsdbNodeId; |
| import org.onosproject.ovsdb.controller.OvsdbTunnel; |
| |
| /** |
| * OVSDB-based implementation of tunnel config behaviour. |
| */ |
| public class OvsdbTunnelConfig extends AbstractHandlerBehaviour |
| implements TunnelConfig { |
| |
| private static final String DEFAULT_ADDRESS = "0.0.0.0"; |
| |
| @Override |
| public void createTunnel(TunnelDescription tunnel) { |
| DriverHandler handler = handler(); |
| OvsdbClientService ovsdbNode = getOvsdbNode(handler); |
| IpTunnelEndPoint ipSrc = IpTunnelEndPoint.ipTunnelPoint(IpAddress |
| .valueOf(DEFAULT_ADDRESS)); |
| IpTunnelEndPoint ipDst = IpTunnelEndPoint.ipTunnelPoint(IpAddress |
| .valueOf(DEFAULT_ADDRESS)); |
| if (tunnel.src() instanceof IpTunnelEndPoint) { |
| ipSrc = (IpTunnelEndPoint) tunnel.src(); |
| } |
| if (tunnel.dst() instanceof IpTunnelEndPoint) { |
| ipDst = (IpTunnelEndPoint) tunnel.dst(); |
| } |
| //Even if source point ip or destination point ip equals 0:0:0:0, it is still work-in-progress. |
| ovsdbNode.createTunnel(ipSrc.ip(), ipDst.ip()); |
| } |
| |
| @Override |
| public void removeTunnel(TunnelDescription tunnel) { |
| DriverHandler handler = handler(); |
| OvsdbClientService ovsdbNode = getOvsdbNode(handler); |
| IpTunnelEndPoint ipSrc = IpTunnelEndPoint.ipTunnelPoint(IpAddress |
| .valueOf(DEFAULT_ADDRESS)); |
| IpTunnelEndPoint ipDst = IpTunnelEndPoint.ipTunnelPoint(IpAddress |
| .valueOf(DEFAULT_ADDRESS)); |
| if (tunnel.src() instanceof IpTunnelEndPoint) { |
| ipSrc = (IpTunnelEndPoint) tunnel.src(); |
| } |
| if (tunnel.dst() instanceof IpTunnelEndPoint) { |
| ipDst = (IpTunnelEndPoint) tunnel.dst(); |
| } |
| //Even if source point ip or destination point ip equals 0:0:0:0, it is still work-in-progress. |
| ovsdbNode.dropTunnel(ipSrc.ip(), ipDst.ip()); |
| } |
| |
| @Override |
| public void updateTunnel(TunnelDescription tunnel) { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| @Override |
| public Collection<TunnelDescription> getTunnels() { |
| DriverHandler handler = handler(); |
| OvsdbClientService ovsdbNode = getOvsdbNode(handler); |
| Set<OvsdbTunnel> tunnels = ovsdbNode.getTunnels(); |
| |
| return tunnels.stream() |
| .map(x -> |
| new DefaultTunnelDescription( |
| IpTunnelEndPoint.ipTunnelPoint(x.localIp()), |
| IpTunnelEndPoint.ipTunnelPoint(x.remoteIp()), |
| TunnelDescription.Type.VXLAN, |
| TunnelName.tunnelName(x.tunnelName().toString()) |
| ) |
| ) |
| .collect(Collectors.toSet()); |
| } |
| |
| // OvsdbNodeId(IP:port) is used in the adaptor while DeviceId(ovsdb:IP:port) |
| // is used in the core. So DeviceId need be changed to OvsdbNodeId. |
| private OvsdbNodeId changeDeviceIdToNodeId(DeviceId deviceId) { |
| int lastColon = deviceId.toString().lastIndexOf(":"); |
| int fistColon = deviceId.toString().indexOf(":"); |
| String ip = deviceId.toString().substring(fistColon + 1, lastColon); |
| String port = deviceId.toString().substring(lastColon + 1); |
| IpAddress ipAddress = IpAddress.valueOf(ip); |
| long portL = Long.parseLong(port); |
| return new OvsdbNodeId(ipAddress, portL); |
| } |
| |
| private OvsdbClientService getOvsdbNode(DriverHandler handler) { |
| OvsdbController ovsController = handler.get(OvsdbController.class); |
| DeviceId deviceId = handler.data().deviceId(); |
| OvsdbNodeId nodeId = changeDeviceIdToNodeId(deviceId); |
| return ovsController.getOvsdbClient(nodeId); |
| } |
| } |