Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Foundation |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.codec.impl; |
| 17 | |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 18 | import com.fasterxml.jackson.databind.JsonNode; |
Jian Li | 1ef82db | 2016-03-03 14:43:21 -0800 | [diff] [blame] | 19 | import com.fasterxml.jackson.databind.node.ObjectNode; |
Cem Türker | 3baff67 | 2017-10-12 15:09:01 +0300 | [diff] [blame] | 20 | import com.google.common.collect.Maps; |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 21 | import org.onlab.osgi.DefaultServiceDirectory; |
| 22 | import org.onlab.osgi.ServiceDirectory; |
Konstantinos Kanonakis | 9215ff2 | 2016-11-04 13:28:11 -0500 | [diff] [blame] | 23 | import org.onlab.packet.EthType; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 24 | import org.onlab.packet.IpAddress; |
| 25 | import org.onlab.packet.MacAddress; |
| 26 | import org.onlab.packet.MplsLabel; |
Hyunsun Moon | fab2950 | 2015-08-25 13:39:16 -0700 | [diff] [blame] | 27 | import org.onlab.packet.TpPort; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 28 | import org.onlab.packet.VlanId; |
Yafit Hadar | 5796d97 | 2015-10-15 13:16:11 +0300 | [diff] [blame] | 29 | import org.onlab.util.HexString; |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 30 | import org.onlab.util.ImmutableByteSequence; |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 31 | import org.onosproject.codec.CodecContext; |
Jian Li | ce8c560 | 2016-03-03 21:43:24 -0800 | [diff] [blame] | 32 | import org.onosproject.core.GroupId; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 33 | import org.onosproject.net.ChannelSpacing; |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 34 | import org.onosproject.net.Device; |
| 35 | import org.onosproject.net.DeviceId; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 36 | import org.onosproject.net.GridType; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 37 | import org.onosproject.net.OchSignal; |
Yafit Hadar | 5796d97 | 2015-10-15 13:16:11 +0300 | [diff] [blame] | 38 | import org.onosproject.net.OduSignalId; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 39 | import org.onosproject.net.PortNumber; |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 40 | import org.onosproject.net.device.DeviceService; |
Carmelo Cascone | cb4327a | 2018-09-11 15:17:23 -0700 | [diff] [blame] | 41 | import org.onosproject.net.flow.ExtensionTreatmentCodec; |
Cem Türker | 3baff67 | 2017-10-12 15:09:01 +0300 | [diff] [blame] | 42 | import org.onosproject.net.flow.StatTriggerField; |
| 43 | import org.onosproject.net.flow.StatTriggerFlag; |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 44 | import org.onosproject.net.flow.instructions.ExtensionTreatment; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 45 | import org.onosproject.net.flow.instructions.Instruction; |
| 46 | import org.onosproject.net.flow.instructions.Instructions; |
| 47 | import org.onosproject.net.flow.instructions.L0ModificationInstruction; |
Yafit Hadar | 5796d97 | 2015-10-15 13:16:11 +0300 | [diff] [blame] | 48 | import org.onosproject.net.flow.instructions.L1ModificationInstruction; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 49 | import org.onosproject.net.flow.instructions.L2ModificationInstruction; |
| 50 | import org.onosproject.net.flow.instructions.L3ModificationInstruction; |
Hyunsun Moon | fab2950 | 2015-08-25 13:39:16 -0700 | [diff] [blame] | 51 | import org.onosproject.net.flow.instructions.L4ModificationInstruction; |
Jian Li | 47b2623 | 2016-03-07 09:59:59 -0800 | [diff] [blame] | 52 | import org.onosproject.net.meter.MeterId; |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 53 | import org.onosproject.net.pi.model.PiActionId; |
| 54 | import org.onosproject.net.pi.model.PiActionParamId; |
| 55 | import org.onosproject.net.pi.runtime.PiAction; |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 56 | import org.onosproject.net.pi.runtime.PiActionParam; |
Carmelo Cascone | cb4327a | 2018-09-11 15:17:23 -0700 | [diff] [blame] | 57 | import org.onosproject.net.pi.runtime.PiActionProfileGroupId; |
| 58 | import org.onosproject.net.pi.runtime.PiActionProfileMemberId; |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 59 | import org.onosproject.net.pi.runtime.PiTableAction; |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 60 | import org.slf4j.Logger; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 61 | |
Cem Türker | 3baff67 | 2017-10-12 15:09:01 +0300 | [diff] [blame] | 62 | import java.util.Map; |
Konstantinos Kanonakis | 9215ff2 | 2016-11-04 13:28:11 -0500 | [diff] [blame] | 63 | import java.util.regex.Matcher; |
| 64 | import java.util.regex.Pattern; |
| 65 | |
Jian Li | 1ef82db | 2016-03-03 14:43:21 -0800 | [diff] [blame] | 66 | import static org.onlab.util.Tools.nullIsIllegal; |
Cem Türker | 3baff67 | 2017-10-12 15:09:01 +0300 | [diff] [blame] | 67 | import static org.onosproject.codec.impl.InstructionCodec.STAT_PACKET_COUNT; |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 68 | import static org.slf4j.LoggerFactory.getLogger; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 69 | |
| 70 | /** |
| 71 | * Decoding portion of the instruction codec. |
| 72 | */ |
Ray Milkey | 6d7968e | 2015-07-06 14:30:02 -0700 | [diff] [blame] | 73 | public final class DecodeInstructionCodecHelper { |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 74 | private static final Logger log = getLogger(DecodeInstructionCodecHelper.class); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 75 | private final ObjectNode json; |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 76 | private final CodecContext context; |
Konstantinos Kanonakis | 9215ff2 | 2016-11-04 13:28:11 -0500 | [diff] [blame] | 77 | private static final Pattern ETHTYPE_PATTERN = Pattern.compile("0x([0-9a-fA-F]{4})"); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 78 | |
| 79 | /** |
| 80 | * Creates a decode instruction codec object. |
| 81 | * |
| 82 | * @param json JSON object to decode |
Ray Milkey | ef79434 | 2016-11-09 16:20:29 -0800 | [diff] [blame] | 83 | * @param context codec context |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 84 | */ |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 85 | public DecodeInstructionCodecHelper(ObjectNode json, CodecContext context) { |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 86 | this.json = json; |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 87 | this.context = context; |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Decodes a Layer 2 instruction. |
| 92 | * |
| 93 | * @return instruction object decoded from the JSON |
| 94 | * @throws IllegalArgumentException if the JSON is invalid |
| 95 | */ |
| 96 | private Instruction decodeL2() { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 97 | String subType = nullIsIllegal(json.get(InstructionCodec.SUBTYPE), |
| 98 | InstructionCodec.SUBTYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 99 | |
| 100 | if (subType.equals(L2ModificationInstruction.L2SubType.ETH_SRC.name())) { |
| 101 | String mac = nullIsIllegal(json.get(InstructionCodec.MAC), |
| 102 | InstructionCodec.MAC + InstructionCodec.MISSING_MEMBER_MESSAGE).asText(); |
| 103 | return Instructions.modL2Src(MacAddress.valueOf(mac)); |
| 104 | } else if (subType.equals(L2ModificationInstruction.L2SubType.ETH_DST.name())) { |
| 105 | String mac = nullIsIllegal(json.get(InstructionCodec.MAC), |
| 106 | InstructionCodec.MAC + InstructionCodec.MISSING_MEMBER_MESSAGE).asText(); |
| 107 | return Instructions.modL2Dst(MacAddress.valueOf(mac)); |
| 108 | } else if (subType.equals(L2ModificationInstruction.L2SubType.VLAN_ID.name())) { |
| 109 | short vlanId = (short) nullIsIllegal(json.get(InstructionCodec.VLAN_ID), |
| 110 | InstructionCodec.VLAN_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 111 | return Instructions.modVlanId(VlanId.vlanId(vlanId)); |
| 112 | } else if (subType.equals(L2ModificationInstruction.L2SubType.VLAN_PCP.name())) { |
| 113 | byte vlanPcp = (byte) nullIsIllegal(json.get(InstructionCodec.VLAN_PCP), |
| 114 | InstructionCodec.VLAN_PCP + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 115 | return Instructions.modVlanPcp(vlanPcp); |
| 116 | } else if (subType.equals(L2ModificationInstruction.L2SubType.MPLS_LABEL.name())) { |
| 117 | int label = nullIsIllegal(json.get(InstructionCodec.MPLS_LABEL), |
| 118 | InstructionCodec.MPLS_LABEL + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 119 | return Instructions.modMplsLabel(MplsLabel.mplsLabel(label)); |
| 120 | } else if (subType.equals(L2ModificationInstruction.L2SubType.MPLS_PUSH.name())) { |
| 121 | return Instructions.pushMpls(); |
| 122 | } else if (subType.equals(L2ModificationInstruction.L2SubType.MPLS_POP.name())) { |
Sivachidambaram Subramanian | dab7f4b | 2017-05-15 12:28:12 +0530 | [diff] [blame] | 123 | if (json.has(InstructionCodec.ETHERNET_TYPE)) { |
| 124 | return Instructions.popMpls(getEthType()); |
| 125 | } |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 126 | return Instructions.popMpls(); |
| 127 | } else if (subType.equals(L2ModificationInstruction.L2SubType.DEC_MPLS_TTL.name())) { |
| 128 | return Instructions.decMplsTtl(); |
| 129 | } else if (subType.equals(L2ModificationInstruction.L2SubType.VLAN_POP.name())) { |
| 130 | return Instructions.popVlan(); |
| 131 | } else if (subType.equals(L2ModificationInstruction.L2SubType.VLAN_PUSH.name())) { |
Konstantinos Kanonakis | 9215ff2 | 2016-11-04 13:28:11 -0500 | [diff] [blame] | 132 | if (json.has(InstructionCodec.ETHERNET_TYPE)) { |
| 133 | return Instructions.pushVlan(getEthType()); |
| 134 | } |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 135 | return Instructions.pushVlan(); |
Hyunsun Moon | 7080a0d | 2015-08-14 19:18:48 -0700 | [diff] [blame] | 136 | } else if (subType.equals(L2ModificationInstruction.L2SubType.TUNNEL_ID.name())) { |
| 137 | long tunnelId = nullIsIllegal(json.get(InstructionCodec.TUNNEL_ID), |
| 138 | InstructionCodec.TUNNEL_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asLong(); |
| 139 | return Instructions.modTunnelId(tunnelId); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 140 | } |
| 141 | throw new IllegalArgumentException("L2 Instruction subtype " |
| 142 | + subType + " is not supported"); |
| 143 | } |
| 144 | |
| 145 | /** |
| 146 | * Decodes a Layer 3 instruction. |
| 147 | * |
| 148 | * @return instruction object decoded from the JSON |
| 149 | * @throws IllegalArgumentException if the JSON is invalid |
| 150 | */ |
| 151 | private Instruction decodeL3() { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 152 | String subType = nullIsIllegal(json.get(InstructionCodec.SUBTYPE), |
| 153 | InstructionCodec.SUBTYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 154 | |
| 155 | if (subType.equals(L3ModificationInstruction.L3SubType.IPV4_SRC.name())) { |
| 156 | IpAddress ip = IpAddress.valueOf(nullIsIllegal(json.get(InstructionCodec.IP), |
| 157 | InstructionCodec.IP + InstructionCodec.MISSING_MEMBER_MESSAGE).asText()); |
| 158 | return Instructions.modL3Src(ip); |
| 159 | } else if (subType.equals(L3ModificationInstruction.L3SubType.IPV4_DST.name())) { |
| 160 | IpAddress ip = IpAddress.valueOf(nullIsIllegal(json.get(InstructionCodec.IP), |
| 161 | InstructionCodec.IP + InstructionCodec.MISSING_MEMBER_MESSAGE).asText()); |
| 162 | return Instructions.modL3Dst(ip); |
| 163 | } else if (subType.equals(L3ModificationInstruction.L3SubType.IPV6_SRC.name())) { |
| 164 | IpAddress ip = IpAddress.valueOf(nullIsIllegal(json.get(InstructionCodec.IP), |
| 165 | InstructionCodec.IP + InstructionCodec.MISSING_MEMBER_MESSAGE).asText()); |
| 166 | return Instructions.modL3IPv6Src(ip); |
| 167 | } else if (subType.equals(L3ModificationInstruction.L3SubType.IPV6_DST.name())) { |
| 168 | IpAddress ip = IpAddress.valueOf(nullIsIllegal(json.get(InstructionCodec.IP), |
| 169 | InstructionCodec.IP + InstructionCodec.MISSING_MEMBER_MESSAGE).asText()); |
| 170 | return Instructions.modL3IPv6Dst(ip); |
| 171 | } else if (subType.equals(L3ModificationInstruction.L3SubType.IPV6_FLABEL.name())) { |
| 172 | int flowLabel = nullIsIllegal(json.get(InstructionCodec.FLOW_LABEL), |
| 173 | InstructionCodec.FLOW_LABEL + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 174 | return Instructions.modL3IPv6FlowLabel(flowLabel); |
Jonathan Hart | cc962d8 | 2016-08-09 16:52:22 -0700 | [diff] [blame] | 175 | } else if (subType.equals(L3ModificationInstruction.L3SubType.TTL_IN.name())) { |
| 176 | return Instructions.copyTtlIn(); |
| 177 | } else if (subType.equals(L3ModificationInstruction.L3SubType.TTL_OUT.name())) { |
| 178 | return Instructions.copyTtlOut(); |
| 179 | } else if (subType.equals(L3ModificationInstruction.L3SubType.DEC_TTL.name())) { |
| 180 | return Instructions.decNwTtl(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 181 | } |
| 182 | throw new IllegalArgumentException("L3 Instruction subtype " |
| 183 | + subType + " is not supported"); |
| 184 | } |
| 185 | |
| 186 | /** |
| 187 | * Decodes a Layer 0 instruction. |
| 188 | * |
| 189 | * @return instruction object decoded from the JSON |
| 190 | * @throws IllegalArgumentException if the JSON is invalid |
| 191 | */ |
| 192 | private Instruction decodeL0() { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 193 | String subType = nullIsIllegal(json.get(InstructionCodec.SUBTYPE), |
| 194 | InstructionCodec.SUBTYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 195 | |
Sho SHIMIZU | cc137a9 | 2016-03-11 15:10:54 -0800 | [diff] [blame] | 196 | if (subType.equals(L0ModificationInstruction.L0SubType.OCH.name())) { |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 197 | String gridTypeString = nullIsIllegal(json.get(InstructionCodec.GRID_TYPE), |
| 198 | InstructionCodec.GRID_TYPE + InstructionCodec.MISSING_MEMBER_MESSAGE).asText(); |
| 199 | GridType gridType = GridType.valueOf(gridTypeString); |
| 200 | if (gridType == null) { |
| 201 | throw new IllegalArgumentException("Unknown grid type " |
| 202 | + gridTypeString); |
| 203 | } |
| 204 | String channelSpacingString = nullIsIllegal(json.get(InstructionCodec.CHANNEL_SPACING), |
| 205 | InstructionCodec.CHANNEL_SPACING + InstructionCodec.MISSING_MEMBER_MESSAGE).asText(); |
| 206 | ChannelSpacing channelSpacing = ChannelSpacing.valueOf(channelSpacingString); |
| 207 | if (channelSpacing == null) { |
| 208 | throw new IllegalArgumentException("Unknown channel spacing " |
| 209 | + channelSpacingString); |
| 210 | } |
| 211 | int spacingMultiplier = nullIsIllegal(json.get(InstructionCodec.SPACING_MULTIPLIER), |
| 212 | InstructionCodec.SPACING_MULTIPLIER + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 213 | int slotGranularity = nullIsIllegal(json.get(InstructionCodec.SLOT_GRANULARITY), |
| 214 | InstructionCodec.SLOT_GRANULARITY + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 215 | return Instructions.modL0Lambda(new OchSignal(gridType, channelSpacing, |
| 216 | spacingMultiplier, slotGranularity)); |
| 217 | } |
| 218 | throw new IllegalArgumentException("L0 Instruction subtype " |
| 219 | + subType + " is not supported"); |
| 220 | } |
| 221 | |
| 222 | /** |
Yafit Hadar | 5796d97 | 2015-10-15 13:16:11 +0300 | [diff] [blame] | 223 | * Decodes a Layer 1 instruction. |
| 224 | * |
| 225 | * @return instruction object decoded from the JSON |
| 226 | * @throws IllegalArgumentException if the JSON is invalid |
| 227 | */ |
| 228 | private Instruction decodeL1() { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 229 | String subType = nullIsIllegal(json.get(InstructionCodec.SUBTYPE), |
| 230 | InstructionCodec.SUBTYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
Yafit Hadar | 5796d97 | 2015-10-15 13:16:11 +0300 | [diff] [blame] | 231 | if (subType.equals(L1ModificationInstruction.L1SubType.ODU_SIGID.name())) { |
| 232 | int tributaryPortNumber = nullIsIllegal(json.get(InstructionCodec.TRIBUTARY_PORT_NUMBER), |
| 233 | InstructionCodec.TRIBUTARY_PORT_NUMBER + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 234 | int tributarySlotLen = nullIsIllegal(json.get(InstructionCodec.TRIBUTARY_SLOT_LEN), |
| 235 | InstructionCodec.TRIBUTARY_SLOT_LEN + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt(); |
| 236 | byte[] tributarySlotBitmap = null; |
| 237 | tributarySlotBitmap = HexString.fromHexString( |
| 238 | nullIsIllegal(json.get(InstructionCodec.TRIBUTARY_SLOT_BITMAP), |
| 239 | InstructionCodec.TRIBUTARY_SLOT_BITMAP + InstructionCodec.MISSING_MEMBER_MESSAGE).asText()); |
| 240 | return Instructions.modL1OduSignalId(OduSignalId.oduSignalId(tributaryPortNumber, tributarySlotLen, |
| 241 | tributarySlotBitmap)); |
| 242 | } |
| 243 | throw new IllegalArgumentException("L1 Instruction subtype " |
| 244 | + subType + " is not supported"); |
| 245 | } |
| 246 | |
| 247 | /** |
Hyunsun Moon | fab2950 | 2015-08-25 13:39:16 -0700 | [diff] [blame] | 248 | * Decodes a Layer 4 instruction. |
| 249 | * |
| 250 | * @return instruction object decoded from the JSON |
| 251 | * @throws IllegalArgumentException if the JSON is invalid |
| 252 | */ |
| 253 | private Instruction decodeL4() { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 254 | String subType = nullIsIllegal(json.get(InstructionCodec.SUBTYPE), |
| 255 | InstructionCodec.SUBTYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
Hyunsun Moon | fab2950 | 2015-08-25 13:39:16 -0700 | [diff] [blame] | 256 | |
| 257 | if (subType.equals(L4ModificationInstruction.L4SubType.TCP_DST.name())) { |
| 258 | TpPort tcpPort = TpPort.tpPort(nullIsIllegal(json.get(InstructionCodec.TCP_PORT), |
| 259 | InstructionCodec.TCP_PORT + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
| 260 | return Instructions.modTcpDst(tcpPort); |
| 261 | } else if (subType.equals(L4ModificationInstruction.L4SubType.TCP_SRC.name())) { |
| 262 | TpPort tcpPort = TpPort.tpPort(nullIsIllegal(json.get(InstructionCodec.TCP_PORT), |
| 263 | InstructionCodec.TCP_PORT + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
| 264 | return Instructions.modTcpSrc(tcpPort); |
| 265 | } else if (subType.equals(L4ModificationInstruction.L4SubType.UDP_DST.name())) { |
| 266 | TpPort udpPort = TpPort.tpPort(nullIsIllegal(json.get(InstructionCodec.UDP_PORT), |
| 267 | InstructionCodec.UDP_PORT + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
| 268 | return Instructions.modUdpDst(udpPort); |
| 269 | } else if (subType.equals(L4ModificationInstruction.L4SubType.UDP_SRC.name())) { |
| 270 | TpPort udpPort = TpPort.tpPort(nullIsIllegal(json.get(InstructionCodec.UDP_PORT), |
| 271 | InstructionCodec.UDP_PORT + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
| 272 | return Instructions.modUdpSrc(udpPort); |
| 273 | } |
| 274 | throw new IllegalArgumentException("L4 Instruction subtype " |
| 275 | + subType + " is not supported"); |
| 276 | } |
| 277 | |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 278 | /** |
| 279 | * Decodes a protocol-independent instruction. |
| 280 | * |
| 281 | * @return instruction object decoded from the JSON |
| 282 | * @throws IllegalArgumentException if the JSON is invalid |
| 283 | */ |
| 284 | private Instruction decodePi() { |
| 285 | String subType = nullIsIllegal(json.get(InstructionCodec.SUBTYPE), |
| 286 | InstructionCodec.SUBTYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
| 287 | |
| 288 | if (subType.equals(PiTableAction.Type.ACTION.name())) { |
| 289 | PiActionId piActionId = PiActionId.of(nullIsIllegal( |
| 290 | json.get(InstructionCodec.PI_ACTION_ID), |
| 291 | InstructionCodec.PI_ACTION_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asText()); |
| 292 | JsonNode params = json.get(InstructionCodec.PI_ACTION_PARAMS); |
| 293 | |
| 294 | PiAction.Builder builder = PiAction.builder(); |
| 295 | PiActionParam piActionParam; |
| 296 | PiActionParamId piActionParamId; |
| 297 | if (params != null) { |
| 298 | for (Map.Entry<String, String> param : ((Map<String, String>) |
| 299 | (context.mapper().convertValue(params, Map.class))).entrySet()) { |
| 300 | piActionParamId = PiActionParamId.of(param.getKey()); |
| 301 | piActionParam = new PiActionParam(piActionParamId, |
| 302 | ImmutableByteSequence.copyFrom( |
| 303 | HexString.fromHexString(param.getValue(), null))); |
| 304 | builder.withParameter(piActionParam); |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | return Instructions.piTableAction(builder.withId(piActionId).build()); |
Carmelo Cascone | cb4327a | 2018-09-11 15:17:23 -0700 | [diff] [blame] | 309 | } else if (subType.equals(PiTableAction.Type.ACTION_PROFILE_GROUP_ID.name())) { |
| 310 | PiActionProfileGroupId piActionGroupId = PiActionProfileGroupId.of(nullIsIllegal( |
| 311 | json.get(InstructionCodec.PI_ACTION_PROFILE_GROUP_ID), |
| 312 | InstructionCodec.PI_ACTION_PROFILE_GROUP_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 313 | |
| 314 | return Instructions.piTableAction(piActionGroupId); |
Carmelo Cascone | cb4327a | 2018-09-11 15:17:23 -0700 | [diff] [blame] | 315 | } else if (subType.equals(PiTableAction.Type.ACTION_PROFILE_MEMBER_ID.name())) { |
| 316 | PiActionProfileMemberId piActionProfileMemberId = PiActionProfileMemberId.of(nullIsIllegal( |
| 317 | json.get(InstructionCodec.PI_ACTION_PROFILE_MEMBER_ID), |
| 318 | InstructionCodec.PI_ACTION_PROFILE_MEMBER_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 319 | |
Carmelo Cascone | cb4327a | 2018-09-11 15:17:23 -0700 | [diff] [blame] | 320 | return Instructions.piTableAction(piActionProfileMemberId); |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 321 | } |
| 322 | throw new IllegalArgumentException("Protocol-independent Instruction subtype " |
| 323 | + subType + " is not supported"); |
| 324 | } |
| 325 | |
Cem Türker | 3baff67 | 2017-10-12 15:09:01 +0300 | [diff] [blame] | 326 | private Instruction decodeStatTrigger() { |
| 327 | String statTriggerFlag = nullIsIllegal(json.get(InstructionCodec.STAT_TRIGGER_FLAG), |
| 328 | InstructionCodec.STAT_TRIGGER_FLAG + InstructionCodec.ERROR_MESSAGE).asText(); |
| 329 | |
| 330 | StatTriggerFlag flag = null; |
| 331 | |
| 332 | if (statTriggerFlag.equals(StatTriggerFlag.ONLY_FIRST.name())) { |
| 333 | flag = StatTriggerFlag.ONLY_FIRST; |
| 334 | } else if (statTriggerFlag.equals(StatTriggerFlag.PERIODIC.name())) { |
| 335 | flag = StatTriggerFlag.PERIODIC; |
| 336 | } else { |
| 337 | throw new IllegalArgumentException("statTriggerFlag " |
| 338 | + statTriggerFlag + " is not supported"); |
| 339 | } |
| 340 | if (!json.has(InstructionCodec.STAT_THRESHOLDS)) { |
| 341 | throw new IllegalArgumentException("statThreshold is not added"); |
| 342 | } |
| 343 | JsonNode statThresholdsNode = nullIsIllegal(json.get(InstructionCodec.STAT_THRESHOLDS), |
| 344 | InstructionCodec.STAT_THRESHOLDS + InstructionCodec.ERROR_MESSAGE); |
| 345 | Map<StatTriggerField, Long> statThresholdMap = getStatThreshold(statThresholdsNode); |
| 346 | if (statThresholdMap.isEmpty()) { |
| 347 | throw new IllegalArgumentException("statThreshold must have at least one property"); |
| 348 | } |
| 349 | return Instructions.statTrigger(statThresholdMap, flag); |
| 350 | } |
| 351 | |
| 352 | private Map<StatTriggerField, Long> getStatThreshold(JsonNode statThresholdNode) { |
| 353 | Map<StatTriggerField, Long> statThresholdMap = Maps.newEnumMap(StatTriggerField.class); |
| 354 | for (JsonNode jsonNode : statThresholdNode) { |
| 355 | if (jsonNode.hasNonNull(InstructionCodec.STAT_BYTE_COUNT)) { |
| 356 | JsonNode byteCountNode = jsonNode.get(InstructionCodec.STAT_BYTE_COUNT); |
| 357 | if (!byteCountNode.isNull() && byteCountNode.isNumber()) { |
| 358 | statThresholdMap.put(StatTriggerField.BYTE_COUNT, byteCountNode.asLong()); |
| 359 | } |
| 360 | } else if (jsonNode.hasNonNull(STAT_PACKET_COUNT)) { |
| 361 | JsonNode packetCount = jsonNode.get(STAT_PACKET_COUNT); |
| 362 | if (!packetCount.isNull() && packetCount.isNumber()) { |
| 363 | statThresholdMap.put(StatTriggerField.PACKET_COUNT, packetCount.asLong()); |
| 364 | } |
| 365 | } else if (jsonNode.hasNonNull(InstructionCodec.STAT_DURATION)) { |
| 366 | JsonNode duration = jsonNode.get(InstructionCodec.STAT_DURATION); |
| 367 | if (!duration.isNull() && duration.isNumber()) { |
| 368 | statThresholdMap.put(StatTriggerField.DURATION, duration.asLong()); |
| 369 | } |
| 370 | } else { |
| 371 | log.error("Unsupported stat {}", jsonNode.toString()); |
| 372 | } |
| 373 | } |
| 374 | |
| 375 | return statThresholdMap; |
| 376 | } |
| 377 | |
Hyunsun Moon | fab2950 | 2015-08-25 13:39:16 -0700 | [diff] [blame] | 378 | /** |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 379 | * Decodes a extension instruction. |
| 380 | * |
| 381 | * @return extension treatment |
| 382 | */ |
| 383 | private Instruction decodeExtension() { |
| 384 | ObjectNode node = (ObjectNode) json.get(InstructionCodec.EXTENSION); |
| 385 | if (node != null) { |
| 386 | DeviceId deviceId = getDeviceId(); |
| 387 | |
| 388 | ServiceDirectory serviceDirectory = new DefaultServiceDirectory(); |
| 389 | DeviceService deviceService = serviceDirectory.get(DeviceService.class); |
| 390 | Device device = deviceService.getDevice(deviceId); |
| 391 | |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 392 | if (device == null) { |
| 393 | throw new IllegalArgumentException("Device not found"); |
| 394 | } |
| 395 | |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 396 | if (device.is(ExtensionTreatmentCodec.class)) { |
| 397 | ExtensionTreatmentCodec treatmentCodec = device.as(ExtensionTreatmentCodec.class); |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 398 | ExtensionTreatment treatment = treatmentCodec.decode(node, context); |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 399 | return Instructions.extension(treatment, deviceId); |
| 400 | } else { |
Jonathan Hart | e3bcfc3 | 2016-08-16 17:12:49 -0700 | [diff] [blame] | 401 | throw new IllegalArgumentException( |
| 402 | "There is no codec to decode extension for device " + deviceId.toString()); |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 403 | } |
| 404 | } |
| 405 | return null; |
| 406 | } |
| 407 | |
| 408 | /** |
| 409 | * Returns device identifier. |
| 410 | * |
| 411 | * @return device identifier |
| 412 | * @throws IllegalArgumentException if the JSON is invalid |
| 413 | */ |
| 414 | private DeviceId getDeviceId() { |
| 415 | JsonNode deviceIdNode = json.get(InstructionCodec.DEVICE_ID); |
| 416 | if (deviceIdNode != null) { |
| 417 | return DeviceId.deviceId(deviceIdNode.asText()); |
| 418 | } |
| 419 | throw new IllegalArgumentException("Empty device identifier"); |
| 420 | } |
| 421 | |
| 422 | /** |
Jian Li | 70dffe4 | 2016-03-08 22:23:02 -0800 | [diff] [blame] | 423 | * Extracts port number of the given json node. |
| 424 | * |
| 425 | * @param jsonNode json node |
| 426 | * @return port number |
| 427 | */ |
| 428 | private PortNumber getPortNumber(ObjectNode jsonNode) { |
| 429 | PortNumber portNumber; |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 430 | JsonNode portNode = nullIsIllegal(jsonNode.get(InstructionCodec.PORT), |
| 431 | InstructionCodec.PORT + InstructionCodec.ERROR_MESSAGE); |
| 432 | if (portNode.isLong() || portNode.isInt()) { |
| 433 | portNumber = PortNumber.portNumber(portNode.asLong()); |
| 434 | } else if (portNode.isTextual()) { |
| 435 | portNumber = PortNumber.fromString(portNode.textValue()); |
Jian Li | 70dffe4 | 2016-03-08 22:23:02 -0800 | [diff] [blame] | 436 | } else { |
| 437 | throw new IllegalArgumentException("Port value " |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 438 | + portNode.toString() |
Jian Li | 70dffe4 | 2016-03-08 22:23:02 -0800 | [diff] [blame] | 439 | + " is not supported"); |
| 440 | } |
| 441 | return portNumber; |
| 442 | } |
| 443 | |
| 444 | /** |
Konstantinos Kanonakis | 9215ff2 | 2016-11-04 13:28:11 -0500 | [diff] [blame] | 445 | * Returns Ethernet type. |
| 446 | * |
| 447 | * @return ethernet type |
| 448 | * @throws IllegalArgumentException if the JSON is invalid |
| 449 | */ |
| 450 | private EthType getEthType() { |
| 451 | String ethTypeStr = nullIsIllegal(json.get(InstructionCodec.ETHERNET_TYPE), |
| 452 | InstructionCodec.ETHERNET_TYPE + InstructionCodec.MISSING_MEMBER_MESSAGE).asText(); |
| 453 | Matcher matcher = ETHTYPE_PATTERN.matcher(ethTypeStr); |
| 454 | if (!matcher.matches()) { |
| 455 | throw new IllegalArgumentException("ETHERNET_TYPE must be a four digit hex string starting with 0x"); |
| 456 | } |
| 457 | short ethernetType = (short) Integer.parseInt(matcher.group(1), 16); |
| 458 | return new EthType(ethernetType); |
| 459 | } |
| 460 | |
| 461 | /** |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 462 | * Decodes the JSON into an instruction object. |
| 463 | * |
| 464 | * @return Criterion object |
| 465 | * @throws IllegalArgumentException if the JSON is invalid |
| 466 | */ |
| 467 | public Instruction decode() { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 468 | String type = nullIsIllegal(json.get(InstructionCodec.TYPE), |
| 469 | InstructionCodec.TYPE + InstructionCodec.ERROR_MESSAGE).asText(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 470 | |
| 471 | if (type.equals(Instruction.Type.OUTPUT.name())) { |
Jian Li | 70dffe4 | 2016-03-08 22:23:02 -0800 | [diff] [blame] | 472 | return Instructions.createOutput(getPortNumber(json)); |
Ray Milkey | 2be39ed | 2016-02-22 15:54:19 -0800 | [diff] [blame] | 473 | } else if (type.equals(Instruction.Type.NOACTION.name())) { |
| 474 | return Instructions.createNoAction(); |
Jian Li | 1ef82db | 2016-03-03 14:43:21 -0800 | [diff] [blame] | 475 | } else if (type.equals(Instruction.Type.TABLE.name())) { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 476 | return Instructions.transition(nullIsIllegal(json.get(InstructionCodec.TABLE_ID), |
| 477 | InstructionCodec.TABLE_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
Jian Li | ce8c560 | 2016-03-03 21:43:24 -0800 | [diff] [blame] | 478 | } else if (type.equals(Instruction.Type.GROUP.name())) { |
Yi Tseng | fa394de | 2017-02-01 11:26:40 -0800 | [diff] [blame] | 479 | GroupId groupId = new GroupId(nullIsIllegal(json.get(InstructionCodec.GROUP_ID), |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 480 | InstructionCodec.GROUP_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asInt()); |
Jian Li | ce8c560 | 2016-03-03 21:43:24 -0800 | [diff] [blame] | 481 | return Instructions.createGroup(groupId); |
Jian Li | 47b2623 | 2016-03-07 09:59:59 -0800 | [diff] [blame] | 482 | } else if (type.equals(Instruction.Type.METER.name())) { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 483 | MeterId meterId = MeterId.meterId(nullIsIllegal(json.get(InstructionCodec.METER_ID), |
| 484 | InstructionCodec.METER_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asLong()); |
Jian Li | 47b2623 | 2016-03-07 09:59:59 -0800 | [diff] [blame] | 485 | return Instructions.meterTraffic(meterId); |
Jian Li | 70dffe4 | 2016-03-08 22:23:02 -0800 | [diff] [blame] | 486 | } else if (type.equals(Instruction.Type.QUEUE.name())) { |
Jayasree Ghosh | 8aca677 | 2016-10-04 03:32:11 +0530 | [diff] [blame] | 487 | long queueId = nullIsIllegal(json.get(InstructionCodec.QUEUE_ID), |
| 488 | InstructionCodec.QUEUE_ID + InstructionCodec.MISSING_MEMBER_MESSAGE).asLong(); |
ke han | 7470210 | 2016-11-29 14:57:29 +0800 | [diff] [blame] | 489 | if (json.get(InstructionCodec.PORT) == null || |
| 490 | json.get(InstructionCodec.PORT).isNull()) { |
| 491 | return Instructions.setQueue(queueId, null); |
| 492 | } else { |
| 493 | return Instructions.setQueue(queueId, getPortNumber(json)); |
| 494 | } |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 495 | } else if (type.equals(Instruction.Type.L0MODIFICATION.name())) { |
| 496 | return decodeL0(); |
Yafit Hadar | 5796d97 | 2015-10-15 13:16:11 +0300 | [diff] [blame] | 497 | } else if (type.equals(Instruction.Type.L1MODIFICATION.name())) { |
| 498 | return decodeL1(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 499 | } else if (type.equals(Instruction.Type.L2MODIFICATION.name())) { |
| 500 | return decodeL2(); |
| 501 | } else if (type.equals(Instruction.Type.L3MODIFICATION.name())) { |
| 502 | return decodeL3(); |
Hyunsun Moon | fab2950 | 2015-08-25 13:39:16 -0700 | [diff] [blame] | 503 | } else if (type.equals(Instruction.Type.L4MODIFICATION.name())) { |
| 504 | return decodeL4(); |
Jian Li | dab7256 | 2016-04-12 14:10:32 -0700 | [diff] [blame] | 505 | } else if (type.equals(Instruction.Type.EXTENSION.name())) { |
| 506 | return decodeExtension(); |
Cem Türker | 3baff67 | 2017-10-12 15:09:01 +0300 | [diff] [blame] | 507 | } else if (type.equals(Instruction.Type.STAT_TRIGGER.name())) { |
| 508 | return decodeStatTrigger(); |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 509 | } else if (type.equals(Instruction.Type.PROTOCOL_INDEPENDENT.name())) { |
| 510 | return decodePi(); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 511 | } |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 512 | |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 513 | throw new IllegalArgumentException("Instruction type " |
Frank Wang | 74ce2c1 | 2018-04-11 20:26:45 +0800 | [diff] [blame] | 514 | + type + " is not supported"); |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 515 | } |
Ray Milkey | d43fe45 | 2015-05-29 09:35:12 -0700 | [diff] [blame] | 516 | } |