Code/Projects/SmartPlugDetector/src/main/java/edu/uci/iotproject/Main.java

   1 package edu.uci.iotproject;
   2
   3 import static edu.uci.iotproject.analysis.UserAction.Type;
   4
   5 import edu.uci.iotproject.analysis.*;
   6 import edu.uci.iotproject.comparison.seqalignment.ExtractedSequence;
   7 import edu.uci.iotproject.comparison.seqalignment.SequenceAlignment;
   8 import edu.uci.iotproject.comparison.seqalignment.SequenceExtraction;
   9 import edu.uci.iotproject.io.TriggerTimesFileReader;
  10 import edu.uci.iotproject.util.PrintUtils;
  11 import org.pcap4j.core.*;
  12 import org.pcap4j.packet.namednumber.DataLinkType;
  13
  14 import java.io.EOFException;
  15 import java.io.File;
  16 import java.io.PrintWriter;
  17 import java.net.UnknownHostException;
  18 import java.time.Instant;
  19 import java.util.*;
  20 import java.util.concurrent.TimeoutException;
  21
  22 /**
  23  * This is a system that reads PCAP files to compare
  24  * patterns of DNS hostnames, packet sequences, and packet
  25  * lengths with training data to determine certain events
  26  * or actions for smart home devices.
  27  *
  28  * @author Janus Varmarken
  29  * @author Rahmadi Trimananda (rtrimana@uci.edu)
  30  * @version 0.1
  31  */
  32 public class Main {
  33
  34
  35     public static void main(String[] args) throws PcapNativeException, NotOpenException, EOFException, TimeoutException, UnknownHostException {
  36         // -------------------------------------------------------------------------------------------------------------
  37         // ------------ # Code for extracting traffic generated by a device within x seconds of a trigger # ------------
  38         // Paths to input and output files (consider supplying these as arguments instead) and IP of the device for
  39         // which traffic is to be extracted:
  40         String path = "/scratch/July-2018"; // Rahmadi
  41 //        String path = "/Users/varmarken/temp/UCI IoT Project/experiments"; // Janus
  42         boolean verbose = true;
  43         final String onPairsPath = "/scratch/July-2018/on.txt";
  44         final String offPairsPath = "/scratch/July-2018/off.txt";
  45
  46         // 1) D-Link July 26 experiment
  47 //        final String inputPcapFile = path + "/2018-07/dlink/dlink.wlan1.local.pcap";
  48 //        final String outputPcapFile = path + "/2018-07/dlink/dlink-processed.pcap";
  49 //        final String triggerTimesFile = path + "/2018-07/dlink/dlink-july-26-2018.timestamps";
  50 //        final String deviceIp = "192.168.1.199"; // .246 == phone; .199 == dlink plug?
  51
  52         // 2) TP-Link July 25 experiment
  53 //        final String inputPcapFile = path + "/2018-07/tplink/tplink.wlan1.local.pcap";
  54 //        final String outputPcapFile = path + "/2018-07/tplink/tplink-processed.pcap";
  55 //        final String triggerTimesFile = path + "/2018-07/tplink/tplink-july-25-2018.timestamps";
  56 //        final String deviceIp = "192.168.1.159";
  57
  58         // 2b) TP-Link July 25 experiment TRUNCATED:
  59         // Only contains "true local" events, i.e., before the behavior changes to remote-like behavior.
  60         // Last included event is at July 25 10:38:11; file filtered to only include packets with arrival time <= 10:38:27.
  61 //        final String inputPcapFile = path + "/2018-07/tplink/tplink.wlan1.local.truncated.pcap";
  62 //        final String outputPcapFile = path + "/2018-07/tplink/tplink-processed.truncated.pcap";
  63 //        final String triggerTimesFile = path + "/2018-07/tplink/tplink-july-25-2018.truncated.timestamps";
  64 //        final String deviceIp = "192.168.1.159";
  65
  66         // 3) SmartThings Plug July 25 experiment
  67 //        final String inputPcapFile = path + "/2018-07/stplug/stplug.wlan1.local.pcap";
  68 //        final String outputPcapFile = path + "/2018-07/stplug/stplug-processed.pcap";
  69 //        final String triggerTimesFile = path + "/2018-07/stplug/smartthings-july-25-2018.timestamps";
  70 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .142 == SmartThings Hub (note: use eth0 capture for this!)
  71
  72         // 4) Wemo July 30 experiment
  73 //        final String inputPcapFile = path + "/2018-07/wemo/wemo.wlan1.local.pcap";
  74 //        final String outputPcapFile = path + "/2018-07/wemo/wemo-processed.pcap";
  75 //        final String triggerTimesFile = path + "/2018-07/wemo/wemo-july-30-2018.timestamps";
  76 //        final String deviceIp = "192.168.1.145";
  77
  78         // 5) Wemo Insight July 31 experiment
  79 //        final String inputPcapFile = path + "/2018-07/wemoinsight/wemoinsight.wlan1.local.pcap";
  80 //        final String outputPcapFile = path + "/2018-07/wemoinsight/wemoinsight-processed.pcap";
  81 //        final String triggerTimesFile = path + "/2018-07/wemoinsight/wemo-insight-july-31-2018.timestamps";
  82 //        final String deviceIp = "192.168.1.135";
  83
  84         // 6) TP-Link Bulb August 1 experiment
  85 //        final String inputPcapFile = path + "/2018-08/tplink-bulb/tplinkbulb.wlan1.local.pcap";
  86 //        final String outputPcapFile = path + "/2018-08/tplink-bulb/tplinkbulb-processed.pcap";
  87 //        final String triggerTimesFile = path + "/2018-08/tplink-bulb/tplink-bulb-aug-3-2018.timestamps";
  88 //        final String deviceIp = "192.168.1.140"; // .246 == phone; .140 == TP-Link bulb
  89
  90         // 7) Kwikset Doorlock August 6 experiment
  91 //        final String inputPcapFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock.wlan1.local.pcap";
  92 //        final String outputPcapFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock-processed.pcap";
  93 //        final String triggerTimesFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock-aug-6-2018.timestamps";
  94 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .142 == SmartThings Hub (note: use eth0 capture for this!)
  95
  96         // 8) Hue Bulb August 7 experiment
  97 //        final String inputPcapFile = path + "/2018-08/hue-bulb/hue-bulb.wlan1.local.pcap";
  98 //        final String outputPcapFile = path + "/2018-08/hue-bulb/hue-bulb-processed.pcap";
  99 //        final String triggerTimesFile = path + "/2018-08/hue-bulb/hue-bulb-aug-7-2018.timestamps";
 100 //        final String deviceIp = "192.168.1.246";
 101
 102         // 9) Lifx Bulb August 8 experiment
 103 //        final String inputPcapFile = path + "/2018-08/lifx-bulb/lifx-bulb.wlan1.local.pcap";
 104 //        final String outputPcapFile = path + "/2018-08/lifx-bulb/lifx-bulb-processed.pcap";
 105 //        final String triggerTimesFile = path + "/2018-08/lifx-bulb/lifx-bulb-aug-8-2018.timestamps";
 106 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .231 == Lifx
 107
 108         // 10) Amcrest Camera August 9 experiment
 109 //        final String inputPcapFile = path + "/2018-08/amcrest-camera/amcrest-camera.wlan1.local.pcap";
 110 //        final String outputPcapFile = path + "/2018-08/amcrest-camera/amcrest-camera-processed.pcap";
 111 //        final String triggerTimesFile = path + "/2018-08/amcrest-camera/amcrest-camera-aug-9-2018.timestamps";
 112 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .235 == camera
 113
 114         // 11) Arlo Camera August 10 experiment
 115 //        final String inputPcapFile = path + "/2018-08/arlo-camera/arlo-camera.wlan1.local.pcap";
 116 //        final String outputPcapFile = path + "/2018-08/arlo-camera/arlo-camera-processed.pcap";
 117 //        final String triggerTimesFile = path + "/2018-08/arlo-camera/arlo-camera-aug-10-2018.timestamps";
 118 //        final String deviceIp = "192.168.1.140"; // .246 == phone; .140 == camera
 119
 120         // 12) Blossom sprinkler August 13 experiment
 121 //        final String inputPcapFile = path + "/2018-08/blossom/blossom.wlan1.local.pcap";
 122 //        final String outputPcapFile = path + "/2018-08/blossom/blossom-processed.pcap";
 123 //        final String triggerTimesFile = path + "/2018-08/blossom/blossom-aug-13-2018.timestamps";
 124 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .229 == sprinkler
 125
 126         // 13) DLink siren August 14 experiment
 127         final String inputPcapFile = path + "/2018-08/dlink-siren/dlink-siren.wlan1.local.pcap";
 128         final String outputPcapFile = path + "/2018-08/dlink-siren/dlink-siren-processed.pcap";
 129         final String triggerTimesFile = path + "/2018-08/dlink-siren/dlink-siren-aug-14-2018.timestamps";
 130         final String deviceIp = "192.168.1.246"; // .246 == phone; .183 == siren
 131
 132         // 14) Nest thermostat August 15 experiment
 133 //        final String inputPcapFile = path + "/2018-08/nest/nest.wlan1.local.pcap";
 134 //        final String outputPcapFile = path + "/2018-08/nest/nest-processed.pcap";
 135 //        final String triggerTimesFile = path + "/2018-08/nest/nest-aug-15-2018.timestamps";
 136 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .127 == Nest thermostat
 137
 138         // 15) Alexa August 16 experiment
 139 //        final String inputPcapFile = path + "/2018-08/alexa/alexa.wlan1.local.pcap";
 140 //        final String outputPcapFile = path + "/2018-08/alexa/alexa-processed.pcap";
 141 //        final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-16-2018.timestamps";
 142 //        final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
 143         // August 17
 144 //        final String inputPcapFile = path + "/2018-08/alexa/alexa2.wlan1.local.pcap";
 145 //        final String outputPcapFile = path + "/2018-08/alexa/alexa2-processed.pcap";
 146 //        final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-17-2018.timestamps";
 147 //        final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
 148
 149         TriggerTimesFileReader ttfr = new TriggerTimesFileReader();
 150         List<Instant> triggerTimes = ttfr.readTriggerTimes(triggerTimesFile, false);
 151         // Tag each trigger with "ON" or "OFF", assuming that the first trigger is an "ON" and that they alternate.
 152         List<UserAction> userActions = new ArrayList<>();
 153         for (int i = 0; i < triggerTimes.size(); i++) {
 154             userActions.add(new UserAction(i % 2 == 0 ? Type.TOGGLE_ON : Type.TOGGLE_OFF, triggerTimes.get(i)));
 155         }
 156         TriggerTrafficExtractor tte = new TriggerTrafficExtractor(inputPcapFile, triggerTimes, deviceIp);
 157         final PcapDumper outputter = Pcaps.openDead(DataLinkType.EN10MB, 65536).dumpOpen(outputPcapFile);
 158         DnsMap dnsMap = new DnsMap();
 159         TcpReassembler tcpReassembler = new TcpReassembler();
 160         TrafficLabeler trafficLabeler = new TrafficLabeler(userActions);
 161         tte.performExtraction(pkt -> {
 162             try {
 163                 outputter.dump(pkt);
 164             } catch (NotOpenException e) {
 165                 e.printStackTrace();
 166             }
 167         }, dnsMap, tcpReassembler, trafficLabeler);
 168         outputter.flush();
 169         outputter.close();
 170
 171         if (tte.getPacketsIncludedCount() != trafficLabeler.getTotalPacketCount()) {
 172             // Sanity/debug check
 173             throw new AssertionError(String.format("mismatch between packet count in %s and %s",
 174                     TriggerTrafficExtractor.class.getSimpleName(), TrafficLabeler.class.getSimpleName()));
 175         }
 176
 177         // Extract all conversations present in the filtered trace.
 178         List<Conversation> allConversations = tcpReassembler.getTcpConversations();
 179         // Group conversations by hostname.
 180         Map<String, List<Conversation>> convsByHostname = TcpConversationUtils.groupConversationsByHostname(allConversations, dnsMap);
 181         System.out.println("Grouped conversations by hostname.");
 182         // For each hostname, count the frequencies of packet lengths exchanged with that hostname.
 183         final Map<String, Map<Integer, Integer>> pktLenFreqsByHostname = new HashMap<>();
 184         convsByHostname.forEach((host, convs) -> pktLenFreqsByHostname.put(host, TcpConversationUtils.countPacketLengthFrequencies(convs)));
 185         System.out.println("Counted frequencies of packet lengths exchanged with each hostname.");
 186         // For each hostname, count the frequencies of packet sequences (i.e., count how many conversations exchange a
 187         // sequence of packets of some specific lengths).
 188         final Map<String, Map<String, Integer>> pktSeqFreqsByHostname = new HashMap<>();
 189         convsByHostname.forEach((host, convs) -> pktSeqFreqsByHostname.put(host, TcpConversationUtils.countPacketSequenceFrequencies(convs)));
 190         System.out.println("Counted frequencies of packet sequences exchanged with each hostname.");
 191         // For each hostname, count frequencies of packet pairs exchanged with that hostname across all conversations
 192         final Map<String, Map<String, Integer>> pktPairFreqsByHostname =
 193                 TcpConversationUtils.countPacketPairFrequenciesByHostname(allConversations, dnsMap);
 194         System.out.println("Counted frequencies of packet pairs per hostname");
 195         // For each user action, reassemble the set of TCP connections occurring shortly after
 196         final Map<UserAction, List<Conversation>> userActionToConversations = trafficLabeler.getLabeledReassembledTcpTraffic();
 197         final Map<UserAction, Map<String, List<Conversation>>> userActionsToConvsByHostname = trafficLabeler.getLabeledReassembledTcpTraffic(dnsMap);
 198         System.out.println("Reassembled TCP conversations occurring shortly after each user event");
 199
 200
 201
 202         // Contains all ON events: hostname -> sequence identifier -> list of conversations with that sequence
 203         Map<String, Map<String, List<Conversation>>> ons = new HashMap<>();
 204         // Contains all OFF events: hostname -> sequence identifier -> list of conversations with that sequence
 205         Map<String, Map<String, List<Conversation>>> offs = new HashMap<>();
 206         userActionsToConvsByHostname.forEach((ua, hostnameToConvs) -> {
 207             Map<String, Map<String, List<Conversation>>> outer = ua.getType() == Type.TOGGLE_ON ? ons : offs;
 208             hostnameToConvs.forEach((host, convs) -> {
 209                 Map<String, List<Conversation>> seqsToConvs = TcpConversationUtils.
 210                         groupConversationsByPacketSequence(convs, verbose);
 211                 outer.merge(host, seqsToConvs, (oldMap, newMap) -> {
 212                     newMap.forEach((sequence, cs) -> oldMap.merge(sequence, cs, (list1, list2) -> {
 213                         list1.addAll(list2);
 214                         return list1;
 215                     }));
 216                     return oldMap;
 217                 });
 218             });
 219         });
 220
 221
 222         System.out.println("==== ON ====");
 223         // Print out all the pairs into a file for ON events
 224         File fileOnEvents = new File(onPairsPath);
 225         PrintWriter pwOn = null;
 226         try {
 227             pwOn = new PrintWriter(fileOnEvents);
 228         } catch(Exception ex) {
 229             ex.printStackTrace();
 230         }
 231         for(Map.Entry<String, Map<String, List<Conversation>>> entry : ons.entrySet()) {
 232             Map<String, List<Conversation>> seqsToConvs = entry.getValue();
 233             for(Map.Entry<String, List<Conversation>> entryConv : seqsToConvs.entrySet()) {
 234                 List<Conversation> listConv = entryConv.getValue();
 235                 // Just get the first Conversation because all Conversations in this group
 236                 // should have the same pairs of Application Data.
 237                 for(Conversation conv : listConv) {
 238                     // Process only if it is a TLS packet
 239                     if (conv.isTls()) {
 240                         List<PcapPacketPair> tlsAppDataList = TcpConversationUtils.extractTlsAppDataPacketPairs(conv);
 241                         for(PcapPacketPair pair: tlsAppDataList) {
 242                             System.out.println(PrintUtils.toCsv(pair, dnsMap));
 243                             pwOn.println(PrintUtils.toCsv(pair, dnsMap));
 244                         }
 245                     } else { // Non-TLS conversations
 246                         List<PcapPacketPair> packetList = TcpConversationUtils.extractPacketPairs(conv);
 247                         for(PcapPacketPair pair: packetList) {
 248                             System.out.println(PrintUtils.toCsv(pair, dnsMap));
 249                             pwOn.println(PrintUtils.toCsv(pair, dnsMap));
 250                         }
 251                     }
 252                 }
 253             }
 254         }
 255         pwOn.close();
 256
 257         System.out.println("==== OFF ====");
 258         // Print out all the pairs into a file for ON events
 259         File fileOffEvents = new File(offPairsPath);
 260         PrintWriter pwOff = null;
 261         try {
 262             pwOff = new PrintWriter(fileOffEvents);
 263         } catch(Exception ex) {
 264             ex.printStackTrace();
 265         }
 266         for(Map.Entry<String, Map<String, List<Conversation>>> entry : offs.entrySet()) {
 267             Map<String, List<Conversation>> seqsToConvs = entry.getValue();
 268             for(Map.Entry<String, List<Conversation>> entryConv : seqsToConvs.entrySet()) {
 269                 List<Conversation> listConv = entryConv.getValue();
 270                 // Just get the first Conversation because all Conversations in this group
 271                 // should have the same pairs of Application Data.
 272                 for(Conversation conv : listConv) {
 273                     // Process only if it is a TLS packet
 274                     if (conv.isTls()) {
 275                         List<PcapPacketPair> tlsAppDataList = TcpConversationUtils.extractTlsAppDataPacketPairs(conv);
 276                         for(PcapPacketPair pair: tlsAppDataList) {
 277                             System.out.println(PrintUtils.toCsv(pair, dnsMap));
 278                             pwOff.println(PrintUtils.toCsv(pair, dnsMap));
 279                         }
 280                     } else { // Non-TLS conversations
 281                         List<PcapPacketPair> packetList = TcpConversationUtils.extractPacketPairs(conv);
 282                         for (PcapPacketPair pair : packetList) {
 283                             System.out.println(PrintUtils.toCsv(pair, dnsMap));
 284                             pwOff.println(PrintUtils.toCsv(pair, dnsMap));
 285                         }
 286                     }
 287                 }
 288             }
 289         }
 290         pwOff.close();
 291
 292
 293 //        // ================================================================================================
 294 //        // <<< Some work-in-progress/explorative code that extracts a "representative" sequence >>>
 295 //        //
 296 //        // Currently need to know relevant hostname in advance :(
 297 //        String hostname = "events.tplinkra.com";
 298 ////        String hostname = "rfe-us-west-1.dch.dlink.com";
 299 //        // Conversations with 'hostname' for ON events.
 300 //        List<Conversation> onsForHostname = new ArrayList<>();
 301 //        // Conversations with 'hostname' for OFF events.
 302 //        List<Conversation> offsForHostname = new ArrayList<>();
 303 //        // "Unwrap" sequence groupings in ons/offs maps.
 304 //        ons.get(hostname).forEach((k,v) -> onsForHostname.addAll(v));
 305 //        offs.get(hostname).forEach((k,v) -> offsForHostname.addAll(v));
 306 //
 307 //
 308 //        Map<String, List<Conversation>> onsForHostnameGroupedByTlsAppDataSequence = TcpConversationUtils.groupConversationsByTlsApplicationDataPacketSequence(onsForHostname);
 309 //
 310 //
 311 //        // Extract representative sequence for ON and OFF by providing the list of conversations with
 312 //        // 'hostname' observed for each event type (the training data).
 313 //        SequenceExtraction seqExtraction = new SequenceExtraction();
 314 ////        ExtractedSequence extractedSequenceForOn = seqExtraction.extract(onsForHostname);
 315 ////        ExtractedSequence extractedSequenceForOff = seqExtraction.extract(offsForHostname);
 316 //
 317 //        ExtractedSequence extractedSequenceForOn = seqExtraction.extractByTlsAppData(onsForHostname);
 318 //        ExtractedSequence extractedSequenceForOff = seqExtraction.extractByTlsAppData(offsForHostname);
 319 //
 320 //        // Let's check how many ONs align with OFFs and vice versa (that is, how many times an event is incorrectly
 321 //        // labeled).
 322 //        int onsLabeledAsOff = 0;
 323 //        Integer[] representativeOnSeq = TcpConversationUtils.getPacketLengthSequence(extractedSequenceForOn.getRepresentativeSequence());
 324 //        Integer[] representativeOffSeq = TcpConversationUtils.getPacketLengthSequence(extractedSequenceForOff.getRepresentativeSequence());
 325 //        SequenceAlignment<Integer> seqAlg = seqExtraction.getAlignmentAlgorithm();
 326 //        for (Conversation c : onsForHostname) {
 327 //            Integer[] onSeq = TcpConversationUtils.getPacketLengthSequence(c);
 328 //            if (seqAlg.calculateAlignment(representativeOffSeq, onSeq) <= extractedSequenceForOff.getMaxAlignmentCost()) {
 329 //                onsLabeledAsOff++;
 330 //            }
 331 //        }
 332 //        int offsLabeledAsOn = 0;
 333 //        for (Conversation c : offsForHostname) {
 334 //            Integer[] offSeq = TcpConversationUtils.getPacketLengthSequence(c);
 335 //            if (seqAlg.calculateAlignment(representativeOnSeq, offSeq) <= extractedSequenceForOn.getMaxAlignmentCost()) {
 336 //                offsLabeledAsOn++;
 337 //            }
 338 //        }
 339 //        System.out.println("");
 340 //        // ================================================================================================
 341 //
 342 //
 343 //        // -------------------------------------------------------------------------------------------------------------
 344 //        // -------------------------------------------------------------------------------------------------------------
 345     }
 346
 347 }
 348
 349
 350 // TP-Link MAC 50:c7:bf:33:1f:09 and usually IP 192.168.1.159 (remember to verify per file)
 351 // frame.len >= 556 && frame.len <= 558 && ip.addr == 192.168.1.159