Java tutorial
/** * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved. * * This program and the accompanying materials are made available under the * terms of the Eclipse Public License v1.0 which accompanies this distribution, * and is available at http://www.eclipse.org/legal/epl-v10.html */ package org.opendaylight.openflowplugin.outputtest; import com.google.common.util.concurrent.CheckedFuture; import com.google.common.util.concurrent.FutureCallback; import com.google.common.util.concurrent.Futures; import java.math.BigInteger; import java.util.ArrayList; import java.util.List; import org.apache.commons.lang.ArrayUtils; import org.opendaylight.controller.md.sal.binding.api.DataBroker; import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction; import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType; import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException; import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri; import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.OutputActionCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.output.action._case.OutputActionBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action; import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionKey; import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode; 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; import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableKey; import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow; 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.FlowCookie; import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowModFlags; 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.instruction.ApplyActionsCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.apply.actions._case.ApplyActionsBuilder; 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.NodeConnectorId; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey; import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.TransmitPacketInput; import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.TransmitPacketInputBuilder; import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; import org.slf4j.Logger; import org.slf4j.LoggerFactory; public final class OutputTestUtil { private static final String OUTPUT_MSG = "sendOutputMsg_TEST"; private static final Logger LOG = LoggerFactory.getLogger(OutputTestUtil.class); private OutputTestUtil() { throw new UnsupportedOperationException("Utility class. Instantiation is not allowed."); } public static TransmitPacketInput buildTransmitInputPacket(final String nodeId, final String outPort, final String inPort) { List<Byte> list = new ArrayList<Byte>(40); byte[] msg = OUTPUT_MSG.getBytes(); int index = 0; for (byte b : msg) { list.add(b); index = index < 7 ? index + 1 : 0; } while (index < 8) { list.add((byte) 0); index++; } NodeRef ref = createNodeRef(nodeId); NodeConnectorRef nEgressConfRef = new NodeConnectorRef(createNodeConnRef(nodeId, outPort)); NodeConnectorRef nIngressConRef = new NodeConnectorRef(createNodeConnRef(nodeId, inPort)); TransmitPacketInputBuilder tPackBuilder = new TransmitPacketInputBuilder(); final List<Byte> convertedList = list; byte[] primitive = ArrayUtils.toPrimitive(convertedList.toArray(new Byte[0])); tPackBuilder.setPayload(primitive); tPackBuilder.setNode(ref); // TODO VD P2 missing cookies in Test tPackBuilder.setConnectionCookie(null); tPackBuilder.setEgress(nEgressConfRef); tPackBuilder.setIngress(nIngressConRef); return tPackBuilder.build(); } public static String makePingFlowForNode(final String nodeId, final ProviderContext pc) { NodeBuilder nodeBuilder = createNodeBuilder(nodeId); FlowBuilder flowBuilder = createFlowBuilder(1235, null, "ping"); DataBroker dataBroker = pc.<DataBroker>getSALService(DataBroker.class); ReadWriteTransaction modif = dataBroker.newReadWriteTransaction(); InstanceIdentifier<Flow> path = InstanceIdentifier.<Nodes>builder(Nodes.class) .<Node, NodeKey>child(Node.class, nodeBuilder.getKey()) .<FlowCapableNode>augmentation(FlowCapableNode.class) .<Table, TableKey>child(Table.class, new TableKey(flowBuilder.getTableId())) .<Flow, FlowKey>child(Flow.class, flowBuilder.getKey()).build(); modif.put(LogicalDatastoreType.CONFIGURATION, path, flowBuilder.build()); CheckedFuture<Void, TransactionCommitFailedException> commitFuture = modif.submit(); final StringBuilder aggregator = new StringBuilder(); Futures.addCallback(commitFuture, new FutureCallback<Void>() { @Override public void onSuccess(Void aVoid) { aggregator.append("Status of Flow Data Loaded Transaction: succes "); } @Override public void onFailure(Throwable throwable) { aggregator.append(throwable.getClass().getName()); } }); return aggregator.toString(); } public static NodeRef createNodeRef(final String nodeId) { NodeKey key = new NodeKey(new NodeId(nodeId)); InstanceIdentifier<Node> path = InstanceIdentifier.<Nodes>builder(Nodes.class) .<Node, NodeKey>child(Node.class, key).build(); return new NodeRef(path); } public static NodeConnectorRef createNodeConnRef(final String nodeId, final String port) { StringBuilder sBuild = new StringBuilder(nodeId).append(':').append(port); NodeConnectorKey nConKey = new NodeConnectorKey(new NodeConnectorId(sBuild.toString())); InstanceIdentifier<NodeConnector> path = InstanceIdentifier.<Nodes>builder(Nodes.class) .<Node, NodeKey>child(Node.class, new NodeKey(new NodeId(nodeId))) .<NodeConnector, NodeConnectorKey>child(NodeConnector.class, nConKey).build(); return new NodeConnectorRef(path); } private static NodeBuilder createNodeBuilder(final String nodeId) { NodeBuilder builder = new NodeBuilder(); builder.setId(new NodeId(nodeId)); builder.setKey(new NodeKey(builder.getId())); return builder; } private static FlowBuilder createFlowBuilder(final long flowId, final String tableId, final String flowName) { FlowBuilder fBuild = new FlowBuilder(); fBuild.setMatch(new MatchBuilder().build()); fBuild.setInstructions(createPingInstructionsBuilder().build()); FlowKey key = new FlowKey(new FlowId(Long.toString(flowId))); fBuild.setBarrier(false); final BigInteger value = BigInteger.valueOf(10); fBuild.setCookie(new FlowCookie(value)); fBuild.setCookieMask(new FlowCookie(value)); fBuild.setHardTimeout(0); fBuild.setIdleTimeout(0); fBuild.setInstallHw(false); fBuild.setStrict(false); fBuild.setContainerName(null); fBuild.setFlags(new FlowModFlags(false, false, false, false, false)); fBuild.setId(new FlowId("12")); fBuild.setTableId(checkTableId(tableId)); fBuild.setOutGroup(2L); fBuild.setOutPort(value); fBuild.setKey(key); fBuild.setPriority(2); fBuild.setFlowName(flowName); return fBuild; } private static InstructionsBuilder createPingInstructionsBuilder() { List<Action> aList = new ArrayList<Action>(); ActionBuilder aBuild = new ActionBuilder(); OutputActionBuilder output = new OutputActionBuilder(); output.setMaxLength(56); output.setOutputNodeConnector(new Uri("CONTROLLER")); aBuild.setAction(new OutputActionCaseBuilder().setOutputAction(output.build()).build()); aBuild.setOrder(0); aBuild.setKey(new ActionKey(0)); aList.add(aBuild.build()); ApplyActionsBuilder asBuild = new ApplyActionsBuilder(); asBuild.setAction(aList); InstructionBuilder iBuild = new InstructionBuilder(); iBuild.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(asBuild.build()).build()); iBuild.setOrder(0); iBuild.setKey(new InstructionKey(0)); List<Instruction> instr = new ArrayList<Instruction>(); instr.add(iBuild.build()); return new InstructionsBuilder().setInstruction(instr); } private static short checkTableId(final String tableId) { try { return Short.parseShort(tableId); } catch (Exception ex) { LOG.debug("TableId problem: ", ex); return 2; } } }