Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015-present Open Networking Foundation |
| 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 | |
| 17 | package org.onosproject.t3.cli; |
| 18 | |
| 19 | import org.apache.karaf.shell.commands.Command; |
| 20 | import org.apache.karaf.shell.commands.Option; |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 21 | import org.onlab.packet.IpAddress; |
| 22 | import org.onlab.packet.MacAddress; |
Andrea Campanella | 09ca07a | 2018-01-25 16:44:04 +0100 | [diff] [blame^] | 23 | import org.onlab.packet.MplsLabel; |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 24 | import org.onlab.packet.TpPort; |
| 25 | import org.onlab.packet.VlanId; |
| 26 | import org.onosproject.cli.AbstractShellCommand; |
| 27 | import org.onosproject.net.ConnectPoint; |
| 28 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 29 | import org.onosproject.net.flow.TrafficSelector; |
| 30 | import org.onosproject.net.flow.TrafficTreatment; |
| 31 | import org.onosproject.net.group.GroupBucket; |
| 32 | import org.onosproject.t3.api.StaticPacketTrace; |
| 33 | import org.onosproject.t3.api.TroubleshootService; |
| 34 | |
| 35 | import java.util.List; |
| 36 | |
Andrea Campanella | 8be1af9 | 2018-01-24 15:14:03 +0100 | [diff] [blame] | 37 | import static org.onlab.packet.EthType.EtherType; |
| 38 | |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 39 | /** |
| 40 | * Starts a Static Packet Trace for a given input and prints the result. |
| 41 | */ |
| 42 | @Command(scope = "onos", name = "troubleshoot", |
| 43 | description = "troubleshoots flows and groups between source and destination") |
| 44 | public class TroubleshootTraceCommand extends AbstractShellCommand { |
| 45 | |
| 46 | |
| 47 | private static final String FLOW_SHORT_FORMAT = " %s, bytes=%s, packets=%s, " |
| 48 | + "table=%s, priority=%s, selector=%s, treatment=%s"; |
| 49 | |
| 50 | private static final String GROUP_FORMAT = |
| 51 | " id=0x%s, state=%s, type=%s, bytes=%s, packets=%s, appId=%s, referenceCount=%s"; |
| 52 | private static final String GROUP_BUCKET_FORMAT = |
| 53 | " id=0x%s, bucket=%s, bytes=%s, packets=%s, actions=%s"; |
| 54 | |
| 55 | @Option(name = "-v", aliases = "--verbose", description = "Outputs complete path") |
| 56 | private boolean verbosity1 = false; |
| 57 | |
| 58 | @Option(name = "-vv", aliases = "--veryverbose", description = "Outputs flows and groups for every device") |
| 59 | private boolean verbosity2 = false; |
| 60 | |
| 61 | @Option(name = "-s", aliases = "--srcIp", description = "Source IP") |
| 62 | String srcIp = null; |
| 63 | |
| 64 | @Option(name = "-sp", aliases = "--srcPort", description = "Source Port", required = true) |
| 65 | String srcPort = null; |
| 66 | |
| 67 | @Option(name = "-sm", aliases = "--srcMac", description = "Source MAC") |
| 68 | String srcMac = null; |
| 69 | |
| 70 | @Option(name = "-et", aliases = "--ethType", description = "ETH Type", valueToShowInHelp = "ipv4") |
| 71 | String ethType = "ipv4"; |
| 72 | |
| 73 | @Option(name = "-stp", aliases = "--srcTcpPort", description = "Source TCP Port") |
| 74 | String srcTcpPort = null; |
| 75 | |
Andrea Campanella | 8be1af9 | 2018-01-24 15:14:03 +0100 | [diff] [blame] | 76 | @Option(name = "-d", aliases = "--dstIp", description = "Destination IP") |
| 77 | String dstIp = null; |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 78 | |
| 79 | @Option(name = "-dm", aliases = "--dstMac", description = "Destination MAC") |
| 80 | String dstMac = null; |
| 81 | |
| 82 | @Option(name = "-dtp", aliases = "dstTcpPort", description = "destination TCP Port") |
| 83 | String dstTcpPort = null; |
| 84 | |
| 85 | @Option(name = "-vid", aliases = "--vlanId", description = "Vlan of incoming packet", valueToShowInHelp = "None") |
| 86 | String vlan = "None"; |
| 87 | |
Andrea Campanella | 09ca07a | 2018-01-25 16:44:04 +0100 | [diff] [blame^] | 88 | @Option(name = "-ml", aliases = "--mplsLabel", description = "Mpls label of incoming packet") |
| 89 | String mplsLabel = null; |
| 90 | |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 91 | @Option(name = "-mb", aliases = "--mplsBos", description = "MPLS BOS", valueToShowInHelp = "True") |
Andrea Campanella | 09ca07a | 2018-01-25 16:44:04 +0100 | [diff] [blame^] | 92 | String mplsBos = null; |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 93 | |
| 94 | @Override |
| 95 | protected void execute() { |
| 96 | TroubleshootService service = get(TroubleshootService.class); |
| 97 | ConnectPoint cp = ConnectPoint.deviceConnectPoint(srcPort); |
Andrea Campanella | 8be1af9 | 2018-01-24 15:14:03 +0100 | [diff] [blame] | 98 | EtherType type = EtherType.valueOf(ethType.toUpperCase()); |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 99 | |
| 100 | //Input Port must be specified |
| 101 | TrafficSelector.Builder selectorBuilder = DefaultTrafficSelector.builder() |
| 102 | .matchInPort(cp.port()); |
| 103 | |
| 104 | if (srcIp != null) { |
Andrea Campanella | 8be1af9 | 2018-01-24 15:14:03 +0100 | [diff] [blame] | 105 | if (type.equals(EtherType.IPV6)) { |
| 106 | selectorBuilder.matchIPv6Src(IpAddress.valueOf(srcIp).toIpPrefix()); |
| 107 | } else { |
| 108 | selectorBuilder.matchIPSrc(IpAddress.valueOf(srcIp).toIpPrefix()); |
| 109 | } |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 110 | } |
| 111 | |
| 112 | if (srcMac != null) { |
| 113 | selectorBuilder.matchEthSrc(MacAddress.valueOf(srcMac)); |
| 114 | } |
| 115 | |
| 116 | //if EthType option is not specified using IPv4 |
Andrea Campanella | 8be1af9 | 2018-01-24 15:14:03 +0100 | [diff] [blame] | 117 | selectorBuilder.matchEthType(type.ethType().toShort()); |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 118 | |
| 119 | if (srcTcpPort != null) { |
| 120 | selectorBuilder.matchTcpSrc(TpPort.tpPort(Integer.parseInt(srcTcpPort))); |
| 121 | } |
| 122 | |
Andrea Campanella | 8be1af9 | 2018-01-24 15:14:03 +0100 | [diff] [blame] | 123 | if (dstIp != null) { |
| 124 | if (type.equals(EtherType.IPV6)) { |
| 125 | selectorBuilder.matchIPv6Dst(IpAddress.valueOf(dstIp).toIpPrefix()); |
| 126 | } else { |
| 127 | selectorBuilder.matchIPDst(IpAddress.valueOf(dstIp).toIpPrefix()); |
| 128 | } |
| 129 | } |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 130 | |
| 131 | if (dstMac != null) { |
| 132 | selectorBuilder.matchEthDst(MacAddress.valueOf(dstMac)); |
| 133 | } |
| 134 | if (dstTcpPort != null) { |
| 135 | selectorBuilder.matchTcpDst(TpPort.tpPort(Integer.parseInt(dstTcpPort))); |
| 136 | } |
| 137 | |
| 138 | //if vlan option is not specified using NONE |
| 139 | selectorBuilder.matchVlanId(VlanId.vlanId(vlan)); |
| 140 | |
Andrea Campanella | 09ca07a | 2018-01-25 16:44:04 +0100 | [diff] [blame^] | 141 | if (mplsLabel != null) { |
| 142 | selectorBuilder.matchMplsLabel(MplsLabel.mplsLabel(Integer.parseInt(mplsLabel))); |
| 143 | } |
| 144 | |
| 145 | if (mplsBos != null) { |
| 146 | selectorBuilder.matchMplsBos(Boolean.valueOf(mplsBos)); |
| 147 | } |
Andrea Campanella | 01e886e | 2017-12-15 15:27:31 +0100 | [diff] [blame] | 148 | |
| 149 | TrafficSelector packet = selectorBuilder.build(); |
| 150 | |
| 151 | //Printing the created packet |
| 152 | print("Tracing packet: %s", packet.criteria()); |
| 153 | |
| 154 | //Build the trace |
| 155 | StaticPacketTrace trace = service.trace(packet, cp); |
| 156 | |
| 157 | //Print based on verbosity |
| 158 | if (verbosity1) { |
| 159 | printTrace(trace, false); |
| 160 | } else if (verbosity2) { |
| 161 | printTrace(trace, true); |
| 162 | } else { |
| 163 | print("Paths"); |
| 164 | List<List<ConnectPoint>> paths = trace.getCompletePaths(); |
| 165 | paths.forEach(path -> print("%s", path)); |
| 166 | } |
| 167 | print("Result: \n%s", trace.resultMessage()); |
| 168 | } |
| 169 | |
| 170 | //prints the trace |
| 171 | private void printTrace(StaticPacketTrace trace, boolean verbose) { |
| 172 | List<List<ConnectPoint>> paths = trace.getCompletePaths(); |
| 173 | paths.forEach(path -> { |
| 174 | print("Path %s", path); |
| 175 | ConnectPoint previous = null; |
| 176 | for (ConnectPoint connectPoint : path) { |
| 177 | if (previous == null || !previous.deviceId().equals(connectPoint.deviceId())) { |
| 178 | print("Device %s", connectPoint.deviceId()); |
| 179 | print("Input from %s", connectPoint); |
| 180 | printFlows(trace, verbose, connectPoint); |
| 181 | } else { |
| 182 | printGroups(trace, verbose, connectPoint); |
| 183 | print("Output through %s", connectPoint); |
| 184 | print(""); |
| 185 | } |
| 186 | previous = connectPoint; |
| 187 | } |
| 188 | }); |
| 189 | } |
| 190 | |
| 191 | //Prints the flows for a given trace and a specified level of verbosity |
| 192 | private void printFlows(StaticPacketTrace trace, boolean verbose, ConnectPoint connectPoint) { |
| 193 | print("Flows"); |
| 194 | trace.getFlowsForDevice(connectPoint.deviceId()).forEach(f -> { |
| 195 | if (verbose) { |
| 196 | print(FLOW_SHORT_FORMAT, f.state(), f.bytes(), f.packets(), |
| 197 | f.table(), f.priority(), f.selector().criteria(), |
| 198 | printTreatment(f.treatment())); |
| 199 | } else { |
| 200 | print(" flowId=%s, selector=%s ", f.id(), f.selector().criteria()); |
| 201 | } |
| 202 | }); |
| 203 | } |
| 204 | |
| 205 | //Prints the groups for a given trace and a specified level of verbosity |
| 206 | private void printGroups(StaticPacketTrace trace, boolean verbose, ConnectPoint connectPoint) { |
| 207 | print("Groups"); |
| 208 | trace.getGroupOuputs(connectPoint.deviceId()).forEach(output -> { |
| 209 | if (output.getOutput().equals(connectPoint)) { |
| 210 | output.getGroups().forEach(group -> { |
| 211 | if (verbose) { |
| 212 | print(GROUP_FORMAT, Integer.toHexString(group.id().id()), group.state(), group.type(), |
| 213 | group.bytes(), group.packets(), group.appId().name(), group.referenceCount()); |
| 214 | int i = 0; |
| 215 | for (GroupBucket bucket : group.buckets().buckets()) { |
| 216 | print(GROUP_BUCKET_FORMAT, Integer.toHexString(group.id().id()), ++i, |
| 217 | bucket.bytes(), bucket.packets(), |
| 218 | bucket.treatment().allInstructions()); |
| 219 | } |
| 220 | } else { |
| 221 | print(" groupId=%s", group.id()); |
| 222 | } |
| 223 | }); |
| 224 | print("Outgoing Packet %s", output.getFinalPacket()); |
| 225 | } |
| 226 | }); |
| 227 | } |
| 228 | |
| 229 | private String printTreatment(TrafficTreatment treatment) { |
| 230 | final String delimiter = ", "; |
| 231 | StringBuilder builder = new StringBuilder("["); |
| 232 | if (!treatment.immediate().isEmpty()) { |
| 233 | builder.append("immediate=" + treatment.immediate() + delimiter); |
| 234 | } |
| 235 | if (!treatment.deferred().isEmpty()) { |
| 236 | builder.append("deferred=" + treatment.deferred() + delimiter); |
| 237 | } |
| 238 | if (treatment.clearedDeferred()) { |
| 239 | builder.append("clearDeferred" + delimiter); |
| 240 | } |
| 241 | if (treatment.tableTransition() != null) { |
| 242 | builder.append("transition=" + treatment.tableTransition() + delimiter); |
| 243 | } |
| 244 | if (treatment.metered() != null) { |
| 245 | builder.append("meter=" + treatment.metered() + delimiter); |
| 246 | } |
| 247 | if (treatment.writeMetadata() != null) { |
| 248 | builder.append("metadata=" + treatment.writeMetadata() + delimiter); |
| 249 | } |
| 250 | // Chop off last delimiter |
| 251 | builder.replace(builder.length() - delimiter.length(), builder.length(), ""); |
| 252 | builder.append("]"); |
| 253 | return builder.toString(); |
| 254 | } |
| 255 | } |