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.TcpConversationUtils;
   6 import edu.uci.iotproject.analysis.TrafficLabeler;
   7 import edu.uci.iotproject.analysis.TriggerTrafficExtractor;
   8 import edu.uci.iotproject.analysis.UserAction;
   9 import edu.uci.iotproject.comparison.seqalignment.ExtractedSequence;
  10 import edu.uci.iotproject.comparison.seqalignment.SequenceAlignment;
  11 import edu.uci.iotproject.comparison.seqalignment.SequenceExtraction;
  12 import edu.uci.iotproject.io.TriggerTimesFileReader;
  13 import org.pcap4j.core.*;
  14 import org.pcap4j.packet.namednumber.DataLinkType;
  15
  16 import java.io.EOFException;
  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
  43         // 1) D-Link July 26 experiment
  44         final String inputPcapFile = path + "/2018-07/dlink/dlink.wlan1.local.pcap";
  45         final String outputPcapFile = path + "/2018-07/dlink/dlink-processed.pcap";
  46         final String triggerTimesFile = path + "/2018-07/dlink/dlink-july-26-2018.timestamps";
  47         final String deviceIp = "192.168.1.246"; // .246 == phone; .199 == dlink plug?
  48
  49         // 2) TP-Link July 25 experiment
  50 //        final String inputPcapFile = path + "/2018-07/tplink/tplink.wlan1.local.pcap";
  51 //        final String outputPcapFile = path + "/2018-07/tplink/tplink-processed.pcap";
  52 //        final String triggerTimesFile = path + "/2018-07/tplink/tplink-july-25-2018.timestamps";
  53 //        final String deviceIp = "192.168.1.159";
  54
  55         // 2b) TP-Link July 25 experiment TRUNCATED:
  56         // Only contains "true local" events, i.e., before the behavior changes to remote-like behavior.
  57         // Last included event is at July 25 10:38:11; file filtered to only include packets with arrival time <= 10:38:27.
  58         final String inputPcapFile = path + "/2018-07/tplink/tplink.wlan1.local.truncated.pcap";
  59         final String outputPcapFile = path + "/2018-07/tplink/tplink-processed.truncated.pcap";
  60         final String triggerTimesFile = path + "/2018-07/tplink/tplink-july-25-2018.truncated.timestamps";
  61         final String deviceIp = "192.168.1.159";
  62
  63         // 3) SmartThings Plug July 25 experiment
  64 //        final String inputPcapFile = path + "/2018-07/stplug/stplug.wlan1.local.pcap";
  65 //        final String outputPcapFile = path + "/2018-07/stplug/stplug-processed.pcap";
  66 //        final String triggerTimesFile = path + "/2018-07/stplug/smartthings-july-25-2018.timestamps";
  67 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .142 == SmartThings Hub (note: use eth0 capture for this!)
  68
  69         // 4) Wemo July 30 experiment
  70 //        final String inputPcapFile = path + "/2018-07/wemo/wemo.wlan1.local.pcap";
  71 //        final String outputPcapFile = path + "/2018-07/wemo/wemo-processed.pcap";
  72 //        final String triggerTimesFile = path + "/2018-07/wemo/wemo-july-30-2018.timestamps";
  73 //        final String deviceIp = "192.168.1.145";
  74
  75         // 5) Wemo Insight July 31 experiment
  76 //        final String inputPcapFile = path + "/2018-07/wemoinsight/wemoinsight.wlan1.local.pcap";
  77 //        final String outputPcapFile = path + "/2018-07/wemoinsight/wemoinsight-processed.pcap";
  78 //        final String triggerTimesFile = path + "/2018-07/wemoinsight/wemo-insight-july-31-2018.timestamps";
  79 //        final String deviceIp = "192.168.1.135";
  80
  81         // 6) TP-Link Bulb August 1 experiment
  82 //        final String inputPcapFile = path + "/2018-08/tplink-bulb/tplinkbulb.wlan1.local.pcap";
  83 //        final String outputPcapFile = path + "/2018-08/tplink-bulb/tplinkbulb-processed.pcap";
  84 //        final String triggerTimesFile = path + "/2018-08/tplink-bulb/tplink-bulb-aug-3-2018.timestamps";
  85 //        final String deviceIp = "192.168.1.140";
  86
  87         // 7) Kwikset Doorlock August 6 experiment
  88 //        final String inputPcapFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock.wlan1.local.pcap";
  89 //        final String outputPcapFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock-processed.pcap";
  90 //        final String triggerTimesFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock-aug-6-2018.timestamps";
  91 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .142 == SmartThings Hub (note: use eth0 capture for this!)
  92
  93         // 8) Hue Bulb August 7 experiment
  94 //        final String inputPcapFile = path + "/2018-08/hue-bulb/hue-bulb.wlan1.local.pcap";
  95 //        final String outputPcapFile = path + "/2018-08/hue-bulb/hue-bulb-processed.pcap";
  96 //        final String triggerTimesFile = path + "/2018-08/hue-bulb/hue-bulb-aug-7-2018.timestamps";
  97 //        final String deviceIp = "192.168.1.246";
  98
  99         // 9) Lifx Bulb August 8 experiment
 100 //        final String inputPcapFile = path + "/2018-08/lifx-bulb/lifx-bulb.wlan1.local.pcap";
 101 //        final String outputPcapFile = path + "/2018-08/lifx-bulb/lifx-bulb-processed.pcap";
 102 //        final String triggerTimesFile = path + "/2018-08/lifx-bulb/lifx-bulb-aug-8-2018.timestamps";
 103 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .231 == Lifx
 104
 105         // 10) Amcrest Camera August 9 experiment
 106 //        final String inputPcapFile = path + "/2018-08/amcrest-camera/amcrest-camera.wlan1.local.pcap";
 107 //        final String outputPcapFile = path + "/2018-08/amcrest-camera/amcrest-camera-processed.pcap";
 108 //        final String triggerTimesFile = path + "/2018-08/amcrest-camera/amcrest-camera-aug-9-2018.timestamps";
 109 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .235 == camera
 110
 111         // 11) Arlo Camera August 10 experiment
 112 //        final String inputPcapFile = path + "/2018-08/arlo-camera/arlo-camera.wlan1.local.pcap";
 113 //        final String outputPcapFile = path + "/2018-08/arlo-camera/arlo-camera-processed.pcap";
 114 //        final String triggerTimesFile = path + "/2018-08/arlo-camera/arlo-camera-aug-10-2018.timestamps";
 115 //        final String deviceIp = "192.168.1.140"; // .246 == phone; .140 == camera
 116
 117         // 12) Blossom sprinkler August 13 experiment
 118 //        final String inputPcapFile = path + "/2018-08/blossom/blossom.wlan1.local.pcap";
 119 //        final String outputPcapFile = path + "/2018-08/blossom/blossom-processed.pcap";
 120 //        final String triggerTimesFile = path + "/2018-08/blossom/blossom-aug-13-2018.timestamps";
 121 //        final String deviceIp = "192.168.1.229"; // .246 == phone; .229 == sprinkler
 122
 123         // 13) DLink siren August 14 experiment
 124 //        final String inputPcapFile = path + "/2018-08/dlink-siren/dlink-siren.wlan1.local.pcap";
 125 //        final String outputPcapFile = path + "/2018-08/dlink-siren/dlink-siren-processed.pcap";
 126 //        final String triggerTimesFile = path + "/2018-08/dlink-siren/dlink-siren-aug-14-2018.timestamps";
 127 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .183 == siren
 128
 129         // 14) Nest thermostat August 15 experiment
 130 //        final String inputPcapFile = path + "/2018-08/nest/nest.wlan1.local.pcap";
 131 //        final String outputPcapFile = path + "/2018-08/nest/nest-processed.pcap";
 132 //        final String triggerTimesFile = path + "/2018-08/nest/nest-aug-15-2018.timestamps";
 133 //        final String deviceIp = "192.168.1.246"; // .246 == phone; .127 == Nest thermostat
 134
 135         // 15) Alexa August 16 experiment
 136 //        final String inputPcapFile = path + "/2018-08/alexa/alexa.wlan1.local.pcap";
 137 //        final String outputPcapFile = path + "/2018-08/alexa/alexa-processed.pcap";
 138 //        final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-16-2018.timestamps";
 139 //        final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
 140         // August 17
 141 //        final String inputPcapFile = path + "/2018-08/alexa/alexa2.wlan1.local.pcap";
 142 //        final String outputPcapFile = path + "/2018-08/alexa/alexa2-processed.pcap";
 143 //        final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-17-2018.timestamps";
 144 //        final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
 145
 146         TriggerTimesFileReader ttfr = new TriggerTimesFileReader();
 147         List<Instant> triggerTimes = ttfr.readTriggerTimes(triggerTimesFile, false);
 148         // Tag each trigger with "ON" or "OFF", assuming that the first trigger is an "ON" and that they alternate.
 149         List<UserAction> userActions = new ArrayList<>();
 150         for (int i = 0; i < triggerTimes.size(); i++) {
 151             userActions.add(new UserAction(i % 2 == 0 ? Type.TOGGLE_ON : Type.TOGGLE_OFF, triggerTimes.get(i)));
 152         }
 153         TriggerTrafficExtractor tte = new TriggerTrafficExtractor(inputPcapFile, triggerTimes, deviceIp);
 154         final PcapDumper outputter = Pcaps.openDead(DataLinkType.EN10MB, 65536).dumpOpen(outputPcapFile);
 155         DnsMap dnsMap = new DnsMap();
 156         TcpReassembler tcpReassembler = new TcpReassembler();
 157         TrafficLabeler trafficLabeler = new TrafficLabeler(userActions);
 158         tte.performExtraction(pkt -> {
 159             try {
 160                 outputter.dump(pkt);
 161             } catch (NotOpenException e) {
 162                 e.printStackTrace();
 163             }
 164         }, dnsMap, tcpReassembler, trafficLabeler);
 165         outputter.flush();
 166         outputter.close();
 167
 168         if (tte.getPacketsIncludedCount() != trafficLabeler.getTotalPacketCount()) {
 169             // Sanity/debug check
 170             throw new AssertionError(String.format("mismatch between packet count in %s and %s",
 171                     TriggerTrafficExtractor.class.getSimpleName(), TrafficLabeler.class.getSimpleName()));
 172         }
 173
 174         // Extract all conversations present in the filtered trace.
 175         List<Conversation> allConversations = tcpReassembler.getTcpConversations();
 176         // Group conversations by hostname.
 177         Map<String, List<Conversation>> convsByHostname = TcpConversationUtils.groupConversationsByHostname(allConversations, dnsMap);
 178         System.out.println("Grouped conversations by hostname.");
 179         // For each hostname, count the frequencies of packet lengths exchanged with that hostname.
 180         final Map<String, Map<Integer, Integer>> pktLenFreqsByHostname = new HashMap<>();
 181         convsByHostname.forEach((host, convs) -> pktLenFreqsByHostname.put(host, TcpConversationUtils.countPacketLengthFrequencies(convs)));
 182         System.out.println("Counted frequencies of packet lengths exchanged with each hostname.");
 183         // For each hostname, count the frequencies of packet sequences (i.e., count how many conversations exchange a
 184         // sequence of packets of some specific lengths).
 185         final Map<String, Map<String, Integer>> pktSeqFreqsByHostname = new HashMap<>();
 186         convsByHostname.forEach((host, convs) -> pktSeqFreqsByHostname.put(host, TcpConversationUtils.countPacketSequenceFrequencies(convs)));
 187         System.out.println("Counted frequencies of packet sequences exchanged with each hostname.");
 188         // For each hostname, count frequencies of packet pairs exchanged with that hostname across all conversations
 189         final Map<String, Map<String, Integer>> pktPairFreqsByHostname =
 190                 TcpConversationUtils.countPacketPairFrequenciesByHostname(allConversations, dnsMap);
 191         System.out.println("Counted frequencies of packet pairs per hostname");
 192         // For each user action, reassemble the set of TCP connections occurring shortly after
 193         final Map<UserAction, List<Conversation>> userActionToConversations = trafficLabeler.getLabeledReassembledTcpTraffic();
 194         final Map<UserAction, Map<String, List<Conversation>>> userActionsToConvsByHostname = trafficLabeler.getLabeledReassembledTcpTraffic(dnsMap);
 195         System.out.println("Reassembled TCP conversations occurring shortly after each user event");
 196
 197
 198
 199         // Contains all ON events: hostname -> sequence identifier -> list of conversations with that sequence
 200         Map<String, Map<String, List<Conversation>>> ons = new HashMap<>();
 201         // Contains all OFF events: hostname -> sequence identifier -> list of conversations with that sequence
 202         Map<String, Map<String, List<Conversation>>> offs = new HashMap<>();
 203         userActionsToConvsByHostname.forEach((ua, hostnameToConvs) -> {
 204             Map<String, Map<String, List<Conversation>>> outer = ua.getType() == Type.TOGGLE_ON ? ons : offs;
 205             hostnameToConvs.forEach((host, convs) -> {
 206                 Map<String, List<Conversation>> seqsToConvs = TcpConversationUtils.
 207                         groupConversationsByPacketSequence(convs);
 208                 outer.merge(host, seqsToConvs, (oldMap, newMap) -> {
 209                     newMap.forEach((sequence, cs) -> oldMap.merge(sequence, cs, (list1, list2) -> {
 210                         list1.addAll(list2);
 211                         return list1;
 212                     }));
 213                     return oldMap;
 214                 });
 215             });
 216         });
 217
 218         // ================================================================================================
 219         // <<< Some work-in-progress/explorative code that extracts a "representative" sequence >>>
 220         //
 221         // Currently need to know relevant hostname in advance :(
 222         String hostname = "events.tplinkra.com";
 223         // Conversations with 'hostname' for ON events.
 224         List<Conversation> onsForHostname = new ArrayList<>();
 225         // Conversations with 'hostname' for OFF events.
 226         List<Conversation> offsForHostname = new ArrayList<>();
 227         // "Unwrap" sequence groupings in ons/offs maps.
 228         ons.get(hostname).forEach((k,v) -> onsForHostname.addAll(v));
 229         offs.get(hostname).forEach((k,v) -> offsForHostname.addAll(v));
 230         // Extract representative sequence for ON and OFF by providing the list of conversations with
 231         // 'hostname' observed for each event type (the training data).
 232         SequenceExtraction seqExtraction = new SequenceExtraction();
 233         ExtractedSequence extractedSequenceForOn = seqExtraction.extract(onsForHostname);
 234         ExtractedSequence extractedSequenceForOff = seqExtraction.extract(offsForHostname);
 235         // Let's check how many ONs align with OFFs and vice versa (that is, how many times an event is incorrectly
 236         // labeled).
 237         int onsLabeledAsOff = 0;
 238         Integer[] representativeOnSeq = TcpConversationUtils.getPacketLengthSequence(extractedSequenceForOn.getRepresentativeSequence());
 239         Integer[] representativeOffSeq = TcpConversationUtils.getPacketLengthSequence(extractedSequenceForOff.getRepresentativeSequence());
 240         SequenceAlignment<Integer> seqAlg = seqExtraction.getAlignmentAlgorithm();
 241         for (Conversation c : onsForHostname) {
 242             Integer[] onSeq = TcpConversationUtils.getPacketLengthSequence(c);
 243             if (seqAlg.calculateAlignment(representativeOffSeq, onSeq) <= extractedSequenceForOff.getMaxAlignmentCost()) {
 244                 onsLabeledAsOff++;
 245             }
 246         }
 247         int offsLabeledAsOn = 0;
 248         for (Conversation c : offsForHostname) {
 249             Integer[] offSeq = TcpConversationUtils.getPacketLengthSequence(c);
 250             if (seqAlg.calculateAlignment(representativeOnSeq, offSeq) <= extractedSequenceForOn.getMaxAlignmentCost()) {
 251                 offsLabeledAsOn++;
 252             }
 253         }
 254         System.out.println("");
 255         // ================================================================================================
 256
 257
 258         // -------------------------------------------------------------------------------------------------------------
 259         // -------------------------------------------------------------------------------------------------------------
 260     }
 261
 262 }
 263
 264
 265 // TP-Link MAC 50:c7:bf:33:1f:09 and usually IP 192.168.1.159 (remember to verify per file)
 266 // frame.len >= 556 && frame.len <= 558 && ip.addr == 192.168.1.159