openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/convertor/OFToMDSalFlowConvertor.java

   1 /*
   2  * Copyright IBM Corporation, 2013.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.openflowplugin.openflow.md.core.sal.convertor;
   9
  10 import java.math.BigInteger;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionKey;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Instructions;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCaseBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ClearActionsCaseBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.GoToTableCaseBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.MeterCaseBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteActionsCaseBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteMetadataCaseBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.apply.actions._case.ApplyActionsBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.clear.actions._case.ClearActionsBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.go.to.table._case.GoToTableBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.meter._case.MeterBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.write.actions._case.WriteActionsBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.write.metadata._case.WriteMetadataBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionKey;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterId;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ActionsInstruction;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MetadataInstruction;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MeterIdInstruction;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.TableIdInstruction;
  39
  40 public class OFToMDSalFlowConvertor {
  41
  42     /**
  43      * Method convert Openflow 1.3+ specific instructions to MD-SAL format
  44      * flow instruction
  45      * @param instructions
  46      * @return
  47      */
  48     public static Instructions toSALInstruction(
  49             List<org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction> instructions) {
  50
  51         InstructionsBuilder instructionsBuilder = new InstructionsBuilder();
  52
  53         List<Instruction> salInstructionList = new ArrayList<Instruction>();
  54         int instructionTreeNodekey=0;
  55         for(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction switchInst : instructions){
  56             if(switchInst.getType().equals(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.ApplyActions.class)){
  57
  58                 ActionsInstruction actionsInstruction = (ActionsInstruction)switchInst.getAugmentation(ActionsInstruction.class);
  59                 ApplyActionsCaseBuilder applyActionsCaseBuilder = new ApplyActionsCaseBuilder();
  60                 ApplyActionsBuilder applyActionsBuilder = new ApplyActionsBuilder();
  61
  62
  63                 applyActionsBuilder.setAction(
  64                             wrapActionList(
  65                                     ActionConvertor.toMDSalActions(actionsInstruction.getAction()
  66                                             )
  67                                             ));
  68
  69                 applyActionsCaseBuilder.setApplyActions(applyActionsBuilder.build());
  70
  71                 InstructionBuilder instBuilder = new InstructionBuilder();
  72                 instBuilder.setInstruction(applyActionsCaseBuilder.build());
  73                 instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
  74                 instBuilder.setOrder(instructionTreeNodekey);
  75                 instructionTreeNodekey++;
  76                 salInstructionList.add(instBuilder.build());
  77             }else if(switchInst.getType().equals(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.ClearActions.class)){
  78                 InstructionBuilder instBuilder = new InstructionBuilder();
  79
  80                 ClearActionsCaseBuilder clearActionsCaseBuilder = new ClearActionsCaseBuilder();
  81                 ClearActionsBuilder clearActionsBuilder = new ClearActionsBuilder();
  82                 clearActionsCaseBuilder.setClearActions(clearActionsBuilder.build());
  83
  84                 instBuilder.setInstruction(clearActionsCaseBuilder.build());
  85                 instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
  86                 instBuilder.setOrder(instructionTreeNodekey);
  87                 instructionTreeNodekey++;
  88
  89                 salInstructionList.add(instBuilder.build());
  90             }else if(switchInst.getType().equals(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.GotoTable.class)){
  91
  92                 TableIdInstruction tableIdInstruction = (TableIdInstruction)switchInst.getAugmentation(TableIdInstruction.class);
  93
  94                 GoToTableCaseBuilder goToTableCaseBuilder = new GoToTableCaseBuilder();
  95                 GoToTableBuilder goToTableBuilder = new GoToTableBuilder();
  96                 goToTableBuilder.setTableId(tableIdInstruction.getTableId());
  97                 goToTableCaseBuilder.setGoToTable(goToTableBuilder.build());
  98
  99                 InstructionBuilder instBuilder = new InstructionBuilder();
 100                 instBuilder.setInstruction(goToTableCaseBuilder.build());
 101                 instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
 102                 instBuilder.setOrder(instructionTreeNodekey);
 103                 instructionTreeNodekey++;
 104
 105                 salInstructionList.add(instBuilder.build());
 106             }else if(switchInst.getType().equals(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.Meter.class)){
 107
 108                 MeterIdInstruction meterIdInstruction = (MeterIdInstruction) switchInst.getAugmentation(MeterIdInstruction.class);
 109
 110                 InstructionBuilder instBuilder = new InstructionBuilder();
 111
 112                 MeterCaseBuilder meterCaseBuilder = new MeterCaseBuilder();
 113                 MeterBuilder meterBuilder = new MeterBuilder();
 114                 meterBuilder.setMeterId(new MeterId(meterIdInstruction.getMeterId()));
 115                 meterCaseBuilder.setMeter(meterBuilder.build());
 116
 117                 instBuilder.setInstruction(meterCaseBuilder.build());
 118                 instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
 119                 instBuilder.setOrder(instructionTreeNodekey);
 120                 instructionTreeNodekey++;
 121
 122                 salInstructionList.add(instBuilder.build());
 123             }else if(switchInst.getType().equals(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.WriteActions.class)){
 124
 125                 ActionsInstruction actionsInstruction = (ActionsInstruction)switchInst.getAugmentation(ActionsInstruction.class);
 126
 127                 WriteActionsCaseBuilder writeActionsCaseBuilder = new WriteActionsCaseBuilder();
 128                 WriteActionsBuilder writeActionsBuilder = new WriteActionsBuilder();
 129                 writeActionsBuilder.setAction(wrapActionList(ActionConvertor.toMDSalActions(actionsInstruction.getAction())));
 130                 writeActionsCaseBuilder.setWriteActions(writeActionsBuilder.build());
 131
 132                 InstructionBuilder instBuilder = new InstructionBuilder();
 133                 instBuilder.setInstruction(writeActionsCaseBuilder.build());
 134                 instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
 135                 instBuilder.setOrder(instructionTreeNodekey);
 136                 instructionTreeNodekey++;
 137
 138                 salInstructionList.add(instBuilder.build());
 139
 140             }else if(switchInst.getType().equals(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.WriteMetadata.class)){
 141
 142                 MetadataInstruction metadataInstruction = (MetadataInstruction)switchInst.getAugmentation(MetadataInstruction.class);
 143
 144                 WriteMetadataCaseBuilder writeMetadataCaseBuilder = new WriteMetadataCaseBuilder();
 145                 WriteMetadataBuilder writeMetadataBuilder = new WriteMetadataBuilder();
 146                 writeMetadataBuilder.setMetadata(new BigInteger(1, metadataInstruction.getMetadata()));
 147                 writeMetadataBuilder.setMetadataMask(new BigInteger(1, metadataInstruction.getMetadataMask()));
 148                 writeMetadataCaseBuilder.setWriteMetadata(writeMetadataBuilder.build());
 149
 150                 InstructionBuilder instBuilder = new InstructionBuilder();
 151                 instBuilder.setInstruction(writeMetadataCaseBuilder.build());
 152                 instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
 153                 instBuilder.setOrder(instructionTreeNodekey);
 154                 instructionTreeNodekey++;
 155
 156                 salInstructionList.add(instBuilder.build());
 157             }
 158         }
 159         instructionsBuilder.setInstruction(salInstructionList);
 160         return instructionsBuilder.build();
 161     }
 162
 163     /*
 164      * Method wrapping all the actions org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action
 165      * in org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action, to set appropriate keys
 166      * for actions.
 167      */
 168     private static List<Action> wrapActionList(List<org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action> actionList){
 169         List<Action> actions = new ArrayList<>();
 170
 171         int actionKey = 0;
 172         for (org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action action : actionList){
 173             ActionBuilder wrappedAction = new ActionBuilder();
 174             wrappedAction.setAction(action);
 175             wrappedAction.setKey(new ActionKey(actionKey));
 176             wrappedAction.setOrder(actionKey);
 177             actions.add(wrappedAction.build());
 178             actionKey++;
 179         }
 180
 181         return actions;
 182     }
 183
 184     /**
 185      * Method wraps openflow 1.0 actions list to Apply Action Instructions
 186      */
 187
 188     public static Instructions wrapOF10ActionsToInstruction(
 189             List<org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action> actionsList) {
 190         InstructionsBuilder instructionsBuilder = new InstructionsBuilder();
 191
 192         List<Instruction> salInstructionList = new ArrayList<Instruction>();
 193
 194         ApplyActionsCaseBuilder applyActionsCaseBuilder = new ApplyActionsCaseBuilder();
 195         ApplyActionsBuilder applyActionsBuilder = new ApplyActionsBuilder();
 196
 197         applyActionsBuilder.setAction(
 198                     wrapActionList(
 199                                 ActionConvertor.toMDSalActions(actionsList
 200                                         )
 201                             ));
 202
 203         applyActionsCaseBuilder.setApplyActions(applyActionsBuilder.build());
 204
 205         InstructionBuilder instBuilder = new InstructionBuilder();
 206         instBuilder.setInstruction(applyActionsCaseBuilder.build());
 207         instBuilder.setKey(new InstructionKey(0));
 208         instBuilder.setOrder(0);
 209         salInstructionList.add(instBuilder.build());
 210
 211         instructionsBuilder.setInstruction(salInstructionList);
 212         return instructionsBuilder.build();
 213     }
 214
 215 }