2 * Copyright (c) 2014 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
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
8 * Contributor: hema.gopalkrishnan@ericsson.com
10 package org.opendaylight.openflowplugin.openflow.md.core.sal.convertor;
12 import java.math.BigInteger;
13 import java.util.ArrayList;
14 import java.util.Iterator;
15 import java.util.List;
17 import org.opendaylight.openflowjava.protocol.api.util.BinContent;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.group.update.UpdatedGroup;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.Buckets;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupModCommand;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupType;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GroupModInputBuilder;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsList;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsListBuilder;
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
32 * This Utility class decodes the SAL - Group Mod Message and encodes into a OF
33 * Library for the OFPT_GROUP_MOD Message. Input:SAL Layer Group command data.
34 * Output:GroupModInput Message.
36 * @param <AddGroupInput>
39 public final class GroupConvertor {
41 private static final Logger logger = LoggerFactory.getLogger(GroupConvertor.class);
42 private static final String PREFIX_SEPARATOR = "/";
44 private static final Integer DEFAULT_WEIGHT = 0;
45 private static final Long OFPP_ANY = Long.parseLong("ffffffff", 16);
46 private static final Long DEFAULT_WATCH_PORT = OFPP_ANY;
47 private static final Long OFPG_ANY = Long.parseLong("ffffffff", 16);
48 private static final Long DEFAULT_WATCH_GROUP = OFPG_ANY;
50 private GroupConvertor() {
54 public static GroupModInputBuilder toGroupModInput(
56 org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.Group source, short version,BigInteger datapathid) {
57 List<BucketsList> bucketLists = null;
58 GroupModInputBuilder groupModInputBuilder = new GroupModInputBuilder();
59 if (source instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.AddGroupInput) {
60 groupModInputBuilder.setCommand(GroupModCommand.OFPGCADD);
61 } else if (source instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.RemoveGroupInput) {
62 groupModInputBuilder.setCommand(GroupModCommand.OFPGCDELETE);
63 } else if (source instanceof UpdatedGroup) {
64 groupModInputBuilder.setCommand(GroupModCommand.OFPGCMODIFY);
67 if (source.getGroupType().getIntValue() == 0) {
68 groupModInputBuilder.setType(GroupType.OFPGTALL);
71 if (source.getGroupType().getIntValue() == 1) {
72 groupModInputBuilder.setType(GroupType.OFPGTSELECT);
75 if (source.getGroupType().getIntValue() == 2) {
76 groupModInputBuilder.setType(GroupType.OFPGTINDIRECT);
79 if (source.getGroupType().getIntValue() == 3) {
80 groupModInputBuilder.setType(GroupType.OFPGTFF);
83 groupModInputBuilder.setGroupId(new GroupId(source.getGroupId().getValue()));
84 // Only if the bucket is configured for the group then add it
85 if ((source.getBuckets() != null) && (source.getBuckets().getBucket().size() != 0)) {
87 bucketLists = new ArrayList<BucketsList>();
88 getbucketList(source.getBuckets(), bucketLists, version, source.getGroupType().getIntValue(),datapathid);
89 groupModInputBuilder.setBucketsList(bucketLists);
91 groupModInputBuilder.setVersion(version);
92 return groupModInputBuilder;
96 private static void getbucketList(Buckets buckets, List<BucketsList> bucketLists, short version, int groupType,BigInteger datapathid) {
98 Iterator<org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.buckets.Bucket> groupBucketIterator = buckets
99 .getBucket().iterator();
100 org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.buckets.Bucket groupBucket;
102 while (groupBucketIterator.hasNext()) {
103 groupBucket = groupBucketIterator.next();
104 BucketsListBuilder bucketBuilder = new BucketsListBuilder();
106 if ((groupType == GroupType.OFPGTSELECT.getIntValue()) && (groupBucket.getWeight() == null)) {
108 logger.error("Weight value required for this OFPGT_SELECT");
112 if (null != groupBucket.getWeight()) {
113 bucketBuilder.setWeight(groupBucket.getWeight().intValue());
115 bucketBuilder.setWeight(DEFAULT_WEIGHT);
118 if ((groupType == GroupType.OFPGTFF.getIntValue()) && (groupBucket.getWatchGroup() == null)) {
120 logger.error("WatchGroup required for this OFPGT_FF");
124 if (null != groupBucket.getWatchGroup()) {
125 bucketBuilder.setWatchGroup(groupBucket.getWatchGroup());
127 bucketBuilder.setWatchGroup(BinContent.intToUnsignedLong(DEFAULT_WATCH_GROUP.intValue()));
130 if ((groupType == GroupType.OFPGTFF.getIntValue()) && (groupBucket.getWatchPort() == null)) {
132 logger.error("WatchPort required for this OFPGT_FF");
136 if (null != groupBucket.getWatchPort()) {
137 bucketBuilder.setWatchPort(new PortNumber(groupBucket.getWatchPort()));
139 bucketBuilder.setWatchPort(new PortNumber(BinContent.intToUnsignedLong(DEFAULT_WATCH_PORT.intValue())));
142 List<Action> bucketActionList = ActionConvertor.getActions(groupBucket.getAction(), version,datapathid);
143 bucketBuilder.setAction(bucketActionList);
144 BucketsList bucket = bucketBuilder.build();
145 bucketLists.add(bucket);