OvsdbBridgeConfig.java
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/*
* 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.Collections;
import java.util.HashSet;
import java.util.Set;
import org.onlab.packet.IpAddress;
import org.onosproject.net.DeviceId;
import org.onosproject.net.PortNumber;
import org.onosproject.net.behaviour.BridgeConfig;
import org.onosproject.net.behaviour.BridgeDescription;
import org.onosproject.net.behaviour.BridgeName;
import org.onosproject.net.behaviour.DefaultBridgeDescription;
import org.onosproject.net.device.DefaultPortDescription;
import org.onosproject.net.device.PortDescription;
import org.onosproject.net.driver.AbstractHandlerBehaviour;
import org.onosproject.net.driver.DriverHandler;
import org.onosproject.ovsdb.controller.OvsdbBridge;
import org.onosproject.ovsdb.controller.OvsdbClientService;
import org.onosproject.ovsdb.controller.OvsdbController;
import org.onosproject.ovsdb.controller.OvsdbNodeId;
import org.onosproject.ovsdb.controller.OvsdbPort;
import com.google.common.collect.Sets;
/**
* The implementation of BridageConfig.
*/
public class OvsdbBridgeConfig extends AbstractHandlerBehaviour
implements BridgeConfig {
@Override
public void addBridge(BridgeName bridgeName) {
DriverHandler handler = handler();
OvsdbClientService clientService = getOvsdbClientService(handler);
clientService.createBridge(bridgeName.name());
}
@Override
public void deleteBridge(BridgeName bridgeName) {
DriverHandler handler = handler();
OvsdbClientService clientService = getOvsdbClientService(handler);
clientService.dropBridge(bridgeName.name());
}
@Override
public Collection<BridgeDescription> getBridges() {
DriverHandler handler = handler();
DeviceId deviceId = handler.data().deviceId();
OvsdbClientService clientService = getOvsdbClientService(handler);
Set<OvsdbBridge> ovsdbSet = clientService.getBridges();
Collection<BridgeDescription> bridges = Sets.newHashSet();
ovsdbSet.forEach(o -> {
BridgeName bridgeName = BridgeName
.bridgeName(o.bridgeName().value());
DeviceId ownDeviceId = DeviceId.deviceId("of:" + o.datapathId().value());
BridgeDescription description = new DefaultBridgeDescription(bridgeName,
deviceId,
ownDeviceId);
bridges.add(description);
});
return bridges == null ? Collections.emptySet() : bridges;
}
@Override
public void addPort(PortDescription port) {
DriverHandler handler = handler();
OvsdbClientService clientService = getOvsdbClientService(handler);
Set<OvsdbBridge> ovsdbSet = clientService.getBridges();
if (ovsdbSet != null && ovsdbSet.size() > 0) {
OvsdbBridge bridge = ovsdbSet.iterator().next();
clientService.createPort(bridge.bridgeName().toString(), port
.portNumber().toString());
}
}
@Override
public void deletePort(PortDescription port) {
DriverHandler handler = handler();
OvsdbClientService clientService = getOvsdbClientService(handler);
Set<OvsdbBridge> ovsdbSet = clientService.getBridges();
if (ovsdbSet != null && ovsdbSet.size() > 0) {
OvsdbBridge bridge = ovsdbSet.iterator().next();
clientService.dropPort(bridge.bridgeName().toString(), port
.portNumber().toString());
}
}
@Override
public Collection<PortDescription> getPorts() {
DriverHandler handler = handler();
OvsdbClientService clientService = getOvsdbClientService(handler);
Set<OvsdbPort> ovsdbSet = clientService.getPorts();
Collection<PortDescription> ports = Sets.newHashSet();
ovsdbSet.forEach(o -> {
PortNumber port = PortNumber.portNumber(o.portNumber().value());
PortDescription description = new DefaultPortDescription(port, true);
ports.add(description);
});
return ports;
}
// 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.valueOf(port).longValue();
return new OvsdbNodeId(ipAddress, portL);
}
// Used for getting OvsdbClientService.
private OvsdbClientService getOvsdbClientService(DriverHandler handler) {
OvsdbController ovsController = handler.get(OvsdbController.class);
DeviceId deviceId = handler.data().deviceId();
OvsdbNodeId nodeId = changeDeviceIdToNodeId(deviceId);
return ovsController.getOvsdbClient(nodeId);
}
@Override
public Set<PortNumber> getPortNumbers() {
Set<PortNumber> ports = new HashSet<>();
DriverHandler handler = handler();
OvsdbClientService clientService = getOvsdbClientService(handler);
Set<OvsdbPort> ovsdbSet = clientService.getPorts();
ovsdbSet.forEach(o -> {
PortNumber port = PortNumber.portNumber(o.portNumber().value(),
o.portName().value());
ports.add(port);
});
return ports;
}
}