TcpConversationUtils.java and Main.java: add support for counting packet pair frequen...

[pingpong.git] / Code / Projects / SmartPlugDetector / src / main / java / edu / uci / iotproject / Main.java

diff --git a/Code/Projects/SmartPlugDetector/src/main/java/edu/uci/iotproject/Main.java b/Code/Projects/SmartPlugDetector/src/main/java/edu/uci/iotproject/Main.java
index f088fd6c038717d129be52b15538fd3d51caae75..45fea17814900d7273f94df96eee750b7cf3d774 100644 (file)
--- a/Code/Projects/SmartPlugDetector/src/main/java/edu/uci/iotproject/Main.java
+++ b/Code/Projects/SmartPlugDetector/src/main/java/edu/uci/iotproject/Main.java
@@ -1,14 +1,85 @@
 package edu.uci.iotproject;
 
+import edu.uci.iotproject.analysis.TcpConversationUtils;
+import edu.uci.iotproject.analysis.TriggerTrafficExtractor;
+import edu.uci.iotproject.io.TriggerTimesFileReader;
+import org.pcap4j.core.*;
+import org.pcap4j.packet.namednumber.DataLinkType;
+
+import java.io.EOFException;
+import java.net.UnknownHostException;
+import java.time.Instant;
+import java.util.*;
+import java.util.concurrent.TimeoutException;
+
 /**
- * Entry point of the application.
+ * This is a system that reads PCAP files to compare
+ * patterns of DNS hostnames, packet sequences, and packet
+ * lengths with training data to determine certain events
+ * or actions for smart home devices.
  *
  * @author Janus Varmarken
+ * @author Rahmadi Trimananda (rtrimana@uci.edu)
+ * @version 0.1
  */
 public class Main {
 
-    public static void main(String[] args) {
 
+    public static void main(String[] args) throws PcapNativeException, NotOpenException, EOFException, TimeoutException, UnknownHostException {
+        // -------------------------------------------------------------------------------------------------------------
+        // ------------ # Code for extracting traffic generated by a device within x seconds of a trigger # ------------
+        // Paths to input and output files (consider supplying these as arguments instead) and IP of the device for
+        // which traffic is to be extracted:
+        // D-Link July 26 experiment
+        final String inputPcapFile = "/Users/varmarken/temp/UCI IoT Project/experiments/2018-07/dlink/dlink.wlan1.local.pcap";
+        final String outputPcapFile = "/Users/varmarken/temp/UCI IoT Project/experiments/2018-07/dlink/dlink-processed.pcap";
+        final String triggerTimesFile = "/Users/varmarken/temp/UCI IoT Project/experiments/2018-07/dlink/dlink-july-26-2018.timestamps";
+        final String deviceIp = "192.168.1.246";
+        // TP-Link July 25 experiment
+//        final String inputPcapFile = "/Users/varmarken/temp/UCI IoT Project/experiments/2018-07/tplink/tplink.wlan1.local.pcap";
+//        final String outputPcapFile = "/Users/varmarken/temp/UCI IoT Project/experiments/2018-07/tplink/tplink-processed.pcap";
+//        final String triggerTimesFile = "/Users/varmarken/temp/UCI IoT Project/experiments/2018-07/tplink/tplink-july-25-2018.timestamps";
+//        final String deviceIp = "192.168.1.159";
+
+        TriggerTimesFileReader ttfr = new TriggerTimesFileReader();
+        List<Instant> triggerTimes = ttfr.readTriggerTimes(triggerTimesFile, false);
+        TriggerTrafficExtractor tte = new TriggerTrafficExtractor(inputPcapFile, triggerTimes, deviceIp);
+        final PcapDumper outputter = Pcaps.openDead(DataLinkType.EN10MB, 65536).dumpOpen(outputPcapFile);
+        DnsMap dnsMap = new DnsMap();
+        TcpReassembler tcpReassembler = new TcpReassembler();
+        tte.performExtraction(pkt -> {
+            try {
+                outputter.dump(pkt);
+            } catch (NotOpenException e) {
+                e.printStackTrace();
+            }
+        }, dnsMap, tcpReassembler);
+        outputter.flush();
+        outputter.close();
+
+        // Extract all conversations present in the filtered trace.
+        List<Conversation> allConversations = tcpReassembler.getTcpConversations();
+        // Group conversations by hostname.
+        Map<String, List<Conversation>> convsByHostname = TcpConversationUtils.groupConversationsByHostname(allConversations, dnsMap);
+        System.out.println("Grouped conversations by hostname.");
+        // For each hostname, count the frequencies of packet lengths exchanged with that hostname.
+        final Map<String, Map<Integer, Integer>> pktLenFreqsByHostname = new HashMap<>();
+        convsByHostname.forEach((host, convs) -> pktLenFreqsByHostname.put(host, TcpConversationUtils.countPacketLengthFrequencies(convs)));
+        System.out.println("Counted frequencies of packet lengths exchanged with each hostname.");
+        // For each hostname, count the frequencies of packet sequences (i.e., count how many conversations exchange a
+        // sequence of packets of some specific lengths).
+        final Map<String, Map<String, Integer>> pktSeqFreqsByHostname = new HashMap<>();
+        convsByHostname.forEach((host, convs) -> pktSeqFreqsByHostname.put(host, TcpConversationUtils.countPacketSequenceFrequencies(convs)));
+        System.out.println("Counted frequencies of packet sequences exchanged with each hostname.");
+        // For each hostname, count frequencies of packet pairs exchanged with that hostname across all conversations
+        final Map<String, Map<String, Integer>> pktPairFreqsByHostname =
+                TcpConversationUtils.countPacketPairFrequenciesByHostname(allConversations, dnsMap);
+        System.out.println("Counted frequencies of packet pairs per hostname");
+        // -------------------------------------------------------------------------------------------------------------
+        // -------------------------------------------------------------------------------------------------------------
     }
 
 }
+
+
+// TP-Link MAC 50:c7:bf:33:1f:09 and usually IP 192.168.1.159 (remember to verify per file)
\ No newline at end of file