openflowplugin-impl/src/test/java/org/opendaylight/openflowplugin/impl/protocol/deserialization/multipart/MultipartReplyMessageDeserializerTest.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. and others.  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
   9 package org.opendaylight.openflowplugin.impl.protocol.deserialization.multipart;
  10
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertTrue;
  13
  14 import io.netty.buffer.ByteBuf;
  15 import io.netty.buffer.UnpooledByteBufAllocator;
  16 import org.junit.Test;
  17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  18 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  19 import org.opendaylight.openflowjava.protocol.impl.util.ActionConstants;
  20 import org.opendaylight.openflowjava.protocol.impl.util.InstructionConstants;
  21 import org.opendaylight.openflowjava.util.ByteBufUtils;
  22 import org.opendaylight.openflowplugin.impl.protocol.deserialization.AbstractDeserializerTest;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PopPbbActionCase;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.flow.and.statistics.map.list.FlowAndStatisticsMapList;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.multipart.reply.multipart.reply.body.MultipartReplyFlowStats;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowModFlags;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.Instruction;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCase;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.multipart.types.rev170112.MultipartReply;
  30
  31 public class MultipartReplyMessageDeserializerTest extends AbstractDeserializerTest {
  32     private static final byte PADDING_IN_MULTIPART_REPLY_HEADER = 4;
  33     private static final byte PADDING_IN_FLOW_STATS_HEADER_01 = 1;
  34     private static final byte PADDING_IN_FLOW_STATS_HEADER_02 = 4;
  35
  36     private static final int XID = 42;
  37     private static final short TYPE = 19;
  38     private static final short MULTIPART_TYPE = 1;
  39     private static final short REQ_MORE = 1;
  40     private static final short ITEM_LENGTH = 80;
  41
  42     private static  final byte TABLE_ID = 1;
  43     private static  final int SECOND = 1;
  44     private static  final int NANOSECOND = 2;
  45     private static  final short PRIORITY = 2;
  46     private static  final short IDLE_TIMEOUT = 3;
  47     private static  final short HARD_TIMEOUT = 4;
  48     private static final boolean SEND_FLOWREM = true;
  49     private static final boolean RESET_COUNTS = false;
  50     private static final boolean NO_PKTCOUNTS = true;
  51     private static final boolean NO_BYTCOUNTS = true;
  52     private static final boolean CHECK_OVERLAP = false;
  53     private static final FlowModFlags FLAGS = new FlowModFlags(
  54             CHECK_OVERLAP, NO_BYTCOUNTS, NO_PKTCOUNTS, RESET_COUNTS, SEND_FLOWREM);
  55     private static  final long COOKIE = 2;
  56     private static  final long PACKET_COUNT = 4;
  57     private static  final long BYTE_COUNT = 5;
  58
  59     private static final int OXM_MATCH_TYPE_CODE = 1;
  60     private static final int MPLS_LABEL = 135;
  61
  62     @Override
  63     protected void init() {
  64     }
  65
  66     @Test
  67     public void deserialize() {
  68         ByteBuf buffer = UnpooledByteBufAllocator.DEFAULT.buffer();
  69         buffer.writeByte(TYPE);
  70         buffer.writeShort(EncodeConstants.EMPTY_LENGTH);
  71         buffer.writeInt(XID);
  72         buffer.writeShort(MULTIPART_TYPE);
  73         buffer.writeShort(REQ_MORE);
  74         buffer.writeZero(PADDING_IN_MULTIPART_REPLY_HEADER);
  75
  76         buffer.writeShort(ITEM_LENGTH);
  77         buffer.writeByte(TABLE_ID);
  78         buffer.writeZero(PADDING_IN_FLOW_STATS_HEADER_01);
  79         buffer.writeInt(SECOND);
  80         buffer.writeInt(NANOSECOND);
  81         buffer.writeShort(PRIORITY);
  82         buffer.writeShort(IDLE_TIMEOUT);
  83         buffer.writeShort(HARD_TIMEOUT);
  84         buffer.writeShort(ByteBufUtils.fillBitMask(0,
  85                 FLAGS.isSENDFLOWREM(),
  86                 FLAGS.isCHECKOVERLAP(),
  87                 FLAGS.isRESETCOUNTS(),
  88                 FLAGS.isNOPKTCOUNTS(),
  89                 FLAGS.isNOBYTCOUNTS()));
  90         buffer.writeZero(PADDING_IN_FLOW_STATS_HEADER_02);
  91         buffer.writeLong(COOKIE);
  92         buffer.writeLong(PACKET_COUNT);
  93         buffer.writeLong(BYTE_COUNT);
  94
  95         // Match header
  96         int matchStartIndex = buffer.writerIndex();
  97         buffer.writeShort(OXM_MATCH_TYPE_CODE);
  98         int matchLengthIndex = buffer.writerIndex();
  99         buffer.writeShort(EncodeConstants.EMPTY_LENGTH);
 100
 101         // MplsLabel match
 102         buffer.writeShort(OxmMatchConstants.OPENFLOW_BASIC_CLASS);
 103         buffer.writeByte(OxmMatchConstants.MPLS_LABEL << 1);
 104         buffer.writeByte(EncodeConstants.SIZE_OF_INT_IN_BYTES);
 105         buffer.writeInt(MPLS_LABEL);
 106
 107         // Match footer
 108         int matchLength = buffer.writerIndex() - matchStartIndex;
 109         buffer.setShort(matchLengthIndex, matchLength);
 110         int paddingRemainder = matchLength % EncodeConstants.PADDING;
 111         if (paddingRemainder != 0) {
 112             buffer.writeZero(EncodeConstants.PADDING - paddingRemainder);
 113         }
 114
 115         // Instruction POP PBB header
 116         int instructionStartIndex = buffer.writerIndex();
 117         buffer.writeShort(InstructionConstants.APPLY_ACTIONS_TYPE);
 118         int instructionLengthIndex = buffer.writerIndex();
 119         buffer.writeShort(EncodeConstants.EMPTY_LENGTH);
 120         buffer.writeZero(InstructionConstants.PADDING_IN_ACTIONS_INSTRUCTION);
 121
 122         // POP PBB action
 123         buffer.writeShort(ActionConstants.POP_PBB_CODE);
 124         buffer.writeShort(ActionConstants.GENERAL_ACTION_LENGTH);
 125         buffer.writeZero(ActionConstants.PADDING_IN_ACTION_HEADER);
 126
 127         // Count total length of instruction
 128         buffer.setShort(instructionLengthIndex, buffer.writerIndex() - instructionStartIndex);
 129
 130         // Deserialize and check everything
 131         final MultipartReply message = (MultipartReply) getFactory()
 132                 .deserialize(buffer, EncodeConstants.OF13_VERSION_ID);
 133
 134         final MultipartReplyFlowStats reply = (MultipartReplyFlowStats) message.getMultipartReplyBody();
 135
 136         assertEquals(XID, message.getXid().intValue());
 137         final FlowAndStatisticsMapList flowAndStatisticsMapList = reply.getFlowAndStatisticsMapList().get(0);
 138         assertEquals(TABLE_ID, flowAndStatisticsMapList.getTableId().shortValue());
 139         assertEquals(SECOND, flowAndStatisticsMapList.getDuration().getSecond().getValue().intValue());
 140         assertEquals(NANOSECOND, flowAndStatisticsMapList.getDuration().getNanosecond().getValue().intValue());
 141         assertEquals(PRIORITY, flowAndStatisticsMapList.getPriority().intValue());
 142         assertEquals(IDLE_TIMEOUT, flowAndStatisticsMapList.getIdleTimeout().intValue());
 143         assertEquals(HARD_TIMEOUT, flowAndStatisticsMapList.getHardTimeout().intValue());
 144         assertTrue(flowAndStatisticsMapList.getFlags().equals(FLAGS));
 145         assertEquals(COOKIE, flowAndStatisticsMapList.getCookie().getValue().longValue());
 146         assertEquals(BYTE_COUNT, flowAndStatisticsMapList.getByteCount().getValue().longValue());
 147         assertEquals(PACKET_COUNT, flowAndStatisticsMapList.getPacketCount().getValue().longValue());
 148
 149         assertEquals(1, flowAndStatisticsMapList.getInstructions().getInstruction().size());
 150
 151         final Instruction instruction =
 152                 flowAndStatisticsMapList.getInstructions().getInstruction().get(0).getInstruction();
 153         assertEquals(ApplyActionsCase.class, instruction.implementedInterface());
 154
 155         final ApplyActionsCase applyActions = (ApplyActionsCase) instruction;
 156         assertEquals(1, applyActions.getApplyActions().getAction().size());
 157         assertEquals(PopPbbActionCase.class, applyActions.getApplyActions().getAction().get(0)
 158                 .getAction().implementedInterface());
 159     }
 160 }