* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
- * Authors : Madhu Venugopal
+ * Authors : Madhu Venugopal, Dave Tucker
*/
+
package org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.services;
+import java.math.BigInteger;
+import java.net.InetAddress;
+import java.util.List;
+
+import org.opendaylight.ovsdb.openstack.netvirt.api.Action;
+import org.opendaylight.ovsdb.openstack.netvirt.api.Constants;
+import org.opendaylight.ovsdb.openstack.netvirt.api.OutboundNatProvider;
+import org.opendaylight.ovsdb.openstack.netvirt.api.Status;
+import org.opendaylight.ovsdb.openstack.netvirt.api.StatusCode;
import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.AbstractServiceInstance;
+import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.OF13Provider;
import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.Service;
+import org.opendaylight.ovsdb.utils.mdsal.openflow.InstructionUtils;
+import org.opendaylight.ovsdb.utils.mdsal.openflow.MatchUtils;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
+
+import com.google.common.collect.Lists;
-public class OutboundNatService extends AbstractServiceInstance {
+public class OutboundNatService extends AbstractServiceInstance implements OutboundNatProvider {
public OutboundNatService() {
super(Service.OUTBOUND_NAT);
}
}
@Override
- public boolean isBridgeInPipeline (String nodeId) {
- return true;
+ public Status programIpRewriteRule(Long dpid, String segmentationId, InetAddress matchAddress,
+ InetAddress rewriteAddress, Action action) {
+ String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
+
+ MatchBuilder matchBuilder = new MatchBuilder();
+ NodeBuilder nodeBuilder = OF13Provider.createNodeBuilder(nodeName);
+
+ // Instructions List Stores Individual Instructions
+ InstructionsBuilder isb = new InstructionsBuilder();
+ List<Instruction> instructions = Lists.newArrayList();
+ InstructionBuilder ib = new InstructionBuilder();
+
+ MatchUtils.createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId));
+ MatchUtils.createDstL3IPv4Match(matchBuilder,
+ MatchUtils.iPv4PrefixFromIPv4Address(matchAddress.getHostAddress()));
+
+ // Set Dest IP address
+ InstructionUtils.createNwDstInstructions(ib,
+ MatchUtils.iPv4PrefixFromIPv4Address(rewriteAddress.getHostAddress()));
+ ib.setOrder(0);
+ ib.setKey(new InstructionKey(0));
+ instructions.add(ib.build());
+
+ // Goto Next Table
+ ib = getMutablePipelineInstructionBuilder();
+ ib.setOrder(1);
+ ib.setKey(new InstructionKey(1));
+ instructions.add(ib.build());
+
+ FlowBuilder flowBuilder = new FlowBuilder();
+ flowBuilder.setMatch(matchBuilder.build());
+ flowBuilder.setInstructions(isb.setInstruction(instructions).build());
+
+ String flowId = "OutboundNAT_" + segmentationId + "_" + rewriteAddress.getHostAddress();
+ flowBuilder.setId(new FlowId(flowId));
+ FlowKey key = new FlowKey(new FlowId(flowId));
+ flowBuilder.setBarrier(true);
+ flowBuilder.setTableId(this.getTable());
+ flowBuilder.setKey(key);
+ flowBuilder.setPriority(1024);
+ flowBuilder.setFlowName(flowId);
+ flowBuilder.setHardTimeout(0);
+ flowBuilder.setIdleTimeout(0);
+
+ if (action.equals(Action.ADD)) {
+ writeFlow(flowBuilder, nodeBuilder);
+ } else {
+ removeFlow(flowBuilder, nodeBuilder);
+ }
+
+ // ToDo: WriteFlow/RemoveFlow should return something we can use to check success
+ return new Status(StatusCode.SUCCESS);
+ }
+
+ @Override
+ public Status programIpRewriteExclusion(Long dpid, String segmentationId, String excludedCidr,
+ Action action) {
+ String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
+
+ MatchBuilder matchBuilder = new MatchBuilder();
+ NodeBuilder nodeBuilder = OF13Provider.createNodeBuilder(nodeName);
+
+ // Instructions List Stores Individual Instructions
+ InstructionsBuilder isb = new InstructionsBuilder();
+ List<Instruction> instructions = Lists.newArrayList();
+ InstructionBuilder ib;
+
+ MatchUtils.createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId));
+ MatchUtils.createDstL3IPv4Match(matchBuilder, new Ipv4Prefix(excludedCidr));
+
+ // Goto Next Table
+ ib = getMutablePipelineInstructionBuilder();
+ ib.setOrder(0);
+ ib.setKey(new InstructionKey(0));
+ instructions.add(ib.build());
+
+ FlowBuilder flowBuilder = new FlowBuilder();
+ flowBuilder.setMatch(matchBuilder.build());
+ flowBuilder.setInstructions(isb.setInstruction(instructions).build());
+
+ String flowId = "OutboundNATExclusion_" + segmentationId + "_" + excludedCidr;
+ flowBuilder.setId(new FlowId(flowId));
+ FlowKey key = new FlowKey(new FlowId(flowId));
+ flowBuilder.setBarrier(true);
+ flowBuilder.setTableId(this.getTable());
+ flowBuilder.setKey(key);
+ flowBuilder.setPriority(1024);
+ flowBuilder.setFlowName(flowId);
+ flowBuilder.setHardTimeout(0);
+ flowBuilder.setIdleTimeout(0);
+
+ if (action.equals(Action.ADD)) {
+ writeFlow(flowBuilder, nodeBuilder);
+ } else {
+ removeFlow(flowBuilder, nodeBuilder);
+ }
+
+ // ToDo: WriteFlow/RemoveFlow should return something we can use to check success
+ return new Status(StatusCode.SUCCESS);
}
-}
\ No newline at end of file
+}