import edu.uci.iotproject.analysis.TrafficLabeler;
import edu.uci.iotproject.analysis.TriggerTrafficExtractor;
import edu.uci.iotproject.analysis.UserAction;
+import edu.uci.iotproject.comparison.seqalignment.ExtractedSequence;
+import edu.uci.iotproject.comparison.seqalignment.SequenceAlignment;
+import edu.uci.iotproject.comparison.seqalignment.SequenceExtraction;
import edu.uci.iotproject.io.TriggerTimesFileReader;
import org.pcap4j.core.*;
import org.pcap4j.packet.namednumber.DataLinkType;
import java.io.EOFException;
+import java.io.File;
+import java.io.PrintWriter;
import java.net.UnknownHostException;
import java.time.Instant;
import java.util.*;
// Paths to input and output files (consider supplying these as arguments instead) and IP of the device for
// which traffic is to be extracted:
String path = "/scratch/July-2018"; // Rahmadi
- //String path = "/Users/varmarken/temp/UCI IoT Project/experiments"; // Janus
+// String path = "/Users/varmarken/temp/UCI IoT Project/experiments"; // Janus
+ boolean verbose = true;
+ final String onPairsPath = "/scratch/July-2018/on.txt";
+ final String offPairsPath = "/scratch/July-2018/off.txt";
// 1) D-Link July 26 experiment
// final String inputPcapFile = path + "/2018-07/dlink/dlink.wlan1.local.pcap";
// final String inputPcapFile = path + "/2018-08/tplink-bulb/tplinkbulb.wlan1.local.pcap";
// final String outputPcapFile = path + "/2018-08/tplink-bulb/tplinkbulb-processed.pcap";
// final String triggerTimesFile = path + "/2018-08/tplink-bulb/tplink-bulb-aug-3-2018.timestamps";
-// final String deviceIp = "192.168.1.140";
+// final String deviceIp = "192.168.1.140"; // .246 == phone; .140 == TP-Link bulb
// 7) Kwikset Doorlock August 6 experiment
// final String inputPcapFile = path + "/2018-08/kwikset-doorlock/kwikset-doorlock.wlan1.local.pcap";
// final String inputPcapFile = path + "/2018-08/blossom/blossom.wlan1.local.pcap";
// final String outputPcapFile = path + "/2018-08/blossom/blossom-processed.pcap";
// final String triggerTimesFile = path + "/2018-08/blossom/blossom-aug-13-2018.timestamps";
-// final String deviceIp = "192.168.1.229"; // .246 == phone; .229 == sprinkler
+// final String deviceIp = "192.168.1.246"; // .246 == phone; .229 == sprinkler
// 13) DLink siren August 14 experiment
// final String inputPcapFile = path + "/2018-08/dlink-siren/dlink-siren.wlan1.local.pcap";
// final String outputPcapFile = path + "/2018-08/dlink-siren/dlink-siren-processed.pcap";
// final String triggerTimesFile = path + "/2018-08/dlink-siren/dlink-siren-aug-14-2018.timestamps";
-// final String deviceIp = "192.168.1.183"; // .246 == phone; .183 == siren
+// final String deviceIp = "192.168.1.246"; // .246 == phone; .183 == siren
// 14) Nest thermostat August 15 experiment
// final String inputPcapFile = path + "/2018-08/nest/nest.wlan1.local.pcap";
// final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-16-2018.timestamps";
// final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
// August 17
- final String inputPcapFile = path + "/2018-08/alexa/alexa2.wlan1.local.pcap";
- final String outputPcapFile = path + "/2018-08/alexa/alexa2-processed.pcap";
- final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-17-2018.timestamps";
- final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
+// final String inputPcapFile = path + "/2018-08/alexa/alexa2.wlan1.local.pcap";
+// final String outputPcapFile = path + "/2018-08/alexa/alexa2-processed.pcap";
+// final String triggerTimesFile = path + "/2018-08/alexa/alexa-aug-17-2018.timestamps";
+// final String deviceIp = "192.168.1.225"; // .246 == phone; .225 == Alexa
TriggerTimesFileReader ttfr = new TriggerTimesFileReader();
List<Instant> triggerTimes = ttfr.readTriggerTimes(triggerTimesFile, false);
Map<String, Map<String, List<Conversation>>> outer = ua.getType() == Type.TOGGLE_ON ? ons : offs;
hostnameToConvs.forEach((host, convs) -> {
Map<String, List<Conversation>> seqsToConvs = TcpConversationUtils.
- groupConversationsByPacketSequence(convs);
+ groupConversationsByPacketSequence(convs, verbose);
outer.merge(host, seqsToConvs, (oldMap, newMap) -> {
newMap.forEach((sequence, cs) -> oldMap.merge(sequence, cs, (list1, list2) -> {
list1.addAll(list2);
});
});
- System.out.println("");
- // -------------------------------------------------------------------------------------------------------------
- // -------------------------------------------------------------------------------------------------------------
+ // Print out all the pairs into a file for ON events
+ File fileOnEvents = new File(onPairsPath);
+ PrintWriter pwOn = null;
+ try {
+ pwOn = new PrintWriter(fileOnEvents);
+ } catch(Exception ex) {
+ ex.printStackTrace();
+ }
+ for(Map.Entry<String, Map<String, List<Conversation>>> entry : ons.entrySet()) {
+ Map<String, List<Conversation>> seqsToConvs = entry.getValue();
+ for(Map.Entry<String, List<Conversation>> entryConv : seqsToConvs.entrySet()) {
+ List<Conversation> listConv = entryConv.getValue();
+ // Just get the first Conversation because all Conversations in this group
+ // should have the same pairs of Application Data.
+ for(Conversation conv : listConv) {
+ // Process only if it is a TLS packet
+ if (conv.isTls()) {
+ List<PcapPacket> tlsAppDataList = conv.getTlsApplicationDataPackets();
+ // Loop and print out packets
+ int count = 0;
+ // The direction of the first packet
+ Conversation.Direction firstDir = null;
+ // The length of the first packet
+ int firstLen = 0;
+ for (PcapPacket pcap : tlsAppDataList) {
+ boolean isPair = false;
+ if (count % 2 == 0) {
+ firstDir = conv.getDirection(pcap);
+ firstLen = pcap.length();
+ } else {// count%2 == 1
+ if(conv.getDirection(pcap) != firstDir) {
+ isPair = true;
+ pwOn.println(firstLen + ", " + pcap.length());
+ //System.out.println(firstDir + ", " + conv.getDirection(pcap));
+ //System.out.println(firstLen + ", " + pcap.length());
+ }
+ }
+ count++;
+ // If we can't create a pair then just pad it with 0
+ if (count == tlsAppDataList.size() && !isPair) {
+ pwOn.println(firstLen + ", 0");
+ }
+ }
+ } else { // Non-TLS conversations
+ List<PcapPacket> packetList = conv.getPackets();
+ // Loop and print out packets
+ int count = 0;
+ // The direction of the first packet
+ Conversation.Direction firstDir = null;
+ // The length of the first packet
+ int firstLen = 0;
+ for (PcapPacket pcap : packetList) {
+ boolean isPair = false;
+ if (count % 2 == 0) {
+ firstDir = conv.getDirection(pcap);
+ firstLen = pcap.length();
+ } else {// count%2 == 1
+ if(conv.getDirection(pcap) != firstDir) {
+ isPair = true;
+ pwOn.println(firstLen + ", " + pcap.length());
+ System.out.println(firstDir + ", " + conv.getDirection(pcap));
+ System.out.println(firstLen + ", " + pcap.length());
+ }
+ }
+ count++;
+ // If we can't create a pair then just pad it with 0
+ if (count == packetList.size() && !isPair) {
+ pwOn.println(firstLen + ", 0");
+ }
+ }
+ }
+ }
+ }
+ }
+ pwOn.close();
+
+ // Print out all the pairs into a file for ON events
+ File fileOffEvents = new File(offPairsPath);
+ PrintWriter pwOff = null;
+ try {
+ pwOff = new PrintWriter(fileOffEvents);
+ } catch(Exception ex) {
+ ex.printStackTrace();
+ }
+ for(Map.Entry<String, Map<String, List<Conversation>>> entry : offs.entrySet()) {
+ Map<String, List<Conversation>> seqsToConvs = entry.getValue();
+ for(Map.Entry<String, List<Conversation>> entryConv : seqsToConvs.entrySet()) {
+ List<Conversation> listConv = entryConv.getValue();
+ // Just get the first Conversation because all Conversations in this group
+ // should have the same pairs of Application Data.
+ for(Conversation conv : listConv) {
+ // Process only if it is a TLS packet
+ if (conv.isTls()) {
+ List<PcapPacket> tlsAppDataList = conv.getTlsApplicationDataPackets();
+ // Loop and print out packets
+ int count = 0;
+ // The direction of the first packet
+ Conversation.Direction firstDir = null;
+ // The length of the first packet
+ int firstLen = 0;
+ for (PcapPacket pcap : tlsAppDataList) {
+ boolean isPair = false;
+ if (count % 2 == 0) {
+ firstDir = conv.getDirection(pcap);
+ firstLen = pcap.length();
+ } else {// count%2 == 1
+ if(conv.getDirection(pcap) != firstDir) {
+ isPair = true;
+ pwOff.println(firstLen + ", " + pcap.length());
+ System.out.println(firstDir + ", " + conv.getDirection(pcap));
+ System.out.println(firstLen + ", " + pcap.length());
+ }
+ }
+ count++;
+ // If we can't create a pair then just pad it with 0
+ if (count == tlsAppDataList.size() && !isPair) {
+ pwOff.println(firstLen + ", 0");
+ }
+
+ }
+ } else { // Non-TLS conversations
+ List<PcapPacket> packetList = conv.getPackets();
+ // Loop and print out packets
+ int count = 0;
+ // The direction of the first packet
+ Conversation.Direction firstDir = null;
+ // The length of the first packet
+ int firstLen = 0;
+ for (PcapPacket pcap : packetList) {
+ boolean isPair = false;
+ if (count % 2 == 0) {
+ firstDir = conv.getDirection(pcap);
+ firstLen = pcap.length();
+ } else {// count%2 == 1
+ if(conv.getDirection(pcap) != firstDir) {
+ isPair = true;
+ pwOff.println(firstLen + ", " + pcap.length());
+ System.out.println(firstDir + ", " + conv.getDirection(pcap));
+ System.out.println(firstLen + ", " + pcap.length());
+ }
+ }
+ count++;
+ // If we can't create a pair then just pad it with 0
+ if (count == packetList.size() && !isPair) {
+ pwOff.println(firstLen + ", 0");
+ }
+ }
+ }
+ }
+ }
+ }
+ pwOff.close();
+
+
+// // ================================================================================================
+// // <<< Some work-in-progress/explorative code that extracts a "representative" sequence >>>
+// //
+// // Currently need to know relevant hostname in advance :(
+// String hostname = "events.tplinkra.com";
+//// String hostname = "rfe-us-west-1.dch.dlink.com";
+// // Conversations with 'hostname' for ON events.
+// List<Conversation> onsForHostname = new ArrayList<>();
+// // Conversations with 'hostname' for OFF events.
+// List<Conversation> offsForHostname = new ArrayList<>();
+// // "Unwrap" sequence groupings in ons/offs maps.
+// ons.get(hostname).forEach((k,v) -> onsForHostname.addAll(v));
+// offs.get(hostname).forEach((k,v) -> offsForHostname.addAll(v));
+//
+//
+// Map<String, List<Conversation>> onsForHostnameGroupedByTlsAppDataSequence = TcpConversationUtils.groupConversationsByTlsApplicationDataPacketSequence(onsForHostname);
+//
+//
+// // Extract representative sequence for ON and OFF by providing the list of conversations with
+// // 'hostname' observed for each event type (the training data).
+// SequenceExtraction seqExtraction = new SequenceExtraction();
+//// ExtractedSequence extractedSequenceForOn = seqExtraction.extract(onsForHostname);
+//// ExtractedSequence extractedSequenceForOff = seqExtraction.extract(offsForHostname);
+//
+// ExtractedSequence extractedSequenceForOn = seqExtraction.extractByTlsAppData(onsForHostname);
+// ExtractedSequence extractedSequenceForOff = seqExtraction.extractByTlsAppData(offsForHostname);
+//
+// // Let's check how many ONs align with OFFs and vice versa (that is, how many times an event is incorrectly
+// // labeled).
+// int onsLabeledAsOff = 0;
+// Integer[] representativeOnSeq = TcpConversationUtils.getPacketLengthSequence(extractedSequenceForOn.getRepresentativeSequence());
+// Integer[] representativeOffSeq = TcpConversationUtils.getPacketLengthSequence(extractedSequenceForOff.getRepresentativeSequence());
+// SequenceAlignment<Integer> seqAlg = seqExtraction.getAlignmentAlgorithm();
+// for (Conversation c : onsForHostname) {
+// Integer[] onSeq = TcpConversationUtils.getPacketLengthSequence(c);
+// if (seqAlg.calculateAlignment(representativeOffSeq, onSeq) <= extractedSequenceForOff.getMaxAlignmentCost()) {
+// onsLabeledAsOff++;
+// }
+// }
+// int offsLabeledAsOn = 0;
+// for (Conversation c : offsForHostname) {
+// Integer[] offSeq = TcpConversationUtils.getPacketLengthSequence(c);
+// if (seqAlg.calculateAlignment(representativeOnSeq, offSeq) <= extractedSequenceForOn.getMaxAlignmentCost()) {
+// offsLabeledAsOn++;
+// }
+// }
+// System.out.println("");
+// // ================================================================================================
+//
+//
+// // -------------------------------------------------------------------------------------------------------------
+// // -------------------------------------------------------------------------------------------------------------
}
}