[onos-2242]OVSDB-based implementation of tunnel config behaviour.
Change-Id: I854a9e572acbfa698ec40309945d93810fb2b471
diff --git a/core/api/src/main/java/org/onosproject/net/behaviour/IpTunnelEndPoint.java b/core/api/src/main/java/org/onosproject/net/behaviour/IpTunnelEndPoint.java
new file mode 100644
index 0000000..83ad475
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/behaviour/IpTunnelEndPoint.java
@@ -0,0 +1,80 @@
+/*
+ * 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.net.behaviour;
+
+import java.util.Objects;
+
+import com.google.common.annotations.Beta;
+import org.onlab.packet.IpAddress;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Represent for a tunnel point using ip address.
+ */
+@Beta
+public final class IpTunnelEndPoint implements TunnelEndPoint {
+
+ private final IpAddress ip;
+
+ /**
+ * Public construction is prohibited.
+ * @param ip ip address
+ */
+ private IpTunnelEndPoint(IpAddress ip) {
+ this.ip = ip;
+ }
+
+ /**
+ * Create a IP tunnel end point.
+ * @param ip IP address
+ * @return IpTunnelEndPoint
+ */
+ public static IpTunnelEndPoint ipTunnelPoint(IpAddress ip) {
+ return new IpTunnelEndPoint(ip);
+ }
+
+ /**
+ * Returns IP address.
+ * @return IP address
+ */
+ public IpAddress ip() {
+ return ip;
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hash(ip);
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj instanceof IpTunnelEndPoint) {
+ final IpTunnelEndPoint other = (IpTunnelEndPoint) obj;
+ return Objects.equals(this.ip, other.ip);
+ }
+ return false;
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(getClass()).add("ip", ip).toString();
+ }
+}
diff --git a/drivers/src/main/java/org/onosproject/driver/ovsdb/OvsdbTunnelConfig.java b/drivers/src/main/java/org/onosproject/driver/ovsdb/OvsdbTunnelConfig.java
new file mode 100644
index 0000000..e07bd53
--- /dev/null
+++ b/drivers/src/main/java/org/onosproject/driver/ovsdb/OvsdbTunnelConfig.java
@@ -0,0 +1,127 @@
+/*
+ * 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 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.TunnelEndPoint;
+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;
+
+import com.google.common.collect.Sets;
+
+/**
+ * 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> ovsdbSet = ovsdbNode.getTunnels();
+ Collection<TunnelDescription> tunnels = Sets.newHashSet();
+ ovsdbSet.forEach(o -> {
+ TunnelEndPoint ipSrc = IpTunnelEndPoint.ipTunnelPoint(o.localIp());
+ TunnelEndPoint ipDst = IpTunnelEndPoint.ipTunnelPoint(o.remoteIp());
+ TunnelName name = TunnelName.tunnelName(o.tunnelName().toString());
+ TunnelDescription des = new DefaultTunnelDescription(
+ ipSrc,
+ ipDst,
+ TunnelDescription.Type.VXLAN,
+ name);
+ tunnels.add(des);
+ });
+ return tunnels;
+ }
+
+ // 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 - 1);
+ String port = deviceId.toString().substring(lastColon + 1);
+ IpAddress ipAddress = IpAddress.valueOf(ip);
+ long portL = Long.valueOf(port).longValue();
+ 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);
+ }
+}