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OrientDBApplication
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Add support for linking up tcpConnection with hosts and packets

This commit is contained in:
Jan Philipp Timme 2016-12-01 13:28:38 +01:00
parent b529731388
commit cec929a5f2
Signed by untrusted user: JPT
GPG Key ID: 5F2C85EC6F3754B7
4 changed files with 83 additions and 17 deletions
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2
src/main/java/de/hsh/inform/orientdb_project/Main.java
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@ -17,7 +17,7 @@ public class Main {
public static void main(String[] args) {
// TODO: Make this configurable or easy to exchange.
String filename = "/home/jpt/Temp/tcpdump_2";
OrientDbHelperService odhs = new OrientDbHelperService("192.168.0.110", "hshtest", "root", "root");
OrientDbHelperService odhs = new OrientDbHelperService("127.0.0.1", "hshtest", "root", "root");
// Clean up existing database and set up schema from scratch
odhs.cleanUpServer();

29
src/main/java/de/hsh/inform/orientdb_project/model/TcpConnection.java
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@ -1,7 +1,12 @@
package de.hsh.inform.orientdb_project.model;
import java.util.LinkedList;
import org.pcap4j.packet.TcpPacket;
import com.tinkerpop.blueprints.Vertex;
public class TcpConnection {
public long startTs;
@ -19,6 +24,8 @@ public class TcpConnection {
public long volumeSourceToTarget;
public long volumeTargetToSource;
public LinkedList<Vertex> knownTcpPacketVertices;
public TcpConnection(TcpPacket tcp, String sourceIp, String targetIp, long ts, int ms) {
this.setStart(ts, ms);
@ -27,6 +34,7 @@ public class TcpConnection {
this.sourcePort = tcp.getHeader().getSrcPort().valueAsInt();
this.targetIp = targetIp;
this.targetPort = tcp.getHeader().getDstPort().valueAsInt();
this.knownTcpPacketVertices = new LinkedList<Vertex>();
}
public void setStart(long ts, int ms) {
@ -70,4 +78,25 @@ public class TcpConnection {
return sb.toString();
}
public void addKnownTcpPacketVertex(Vertex tcpPacketVertex) {
this.knownTcpPacketVertices.add(tcpPacketVertex);
}
public Object[] getArguments() {
Object[] arguments = {
"startTs", this.startTs,
"startMs", this.startMs,
"endTs", this.endTs,
"endMs", this.endMs,
"sourceIp", this.sourceIp,
"sourcePort", this.sourcePort,
"targetIp", this.targetIp,
"targetPort", this.targetPort,
"volumeSourceToTarget", this.volumeSourceToTarget,
"volumeTargetToSource", this.volumeTargetToSource,
"totalVolume", this.getTotalVolume(),
};
return arguments;
}
}

31
src/main/java/de/hsh/inform/orientdb_project/orientdb/HighPerformanceKappaOrientDbNetdataImportService.java
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@ -120,8 +120,10 @@ public class HighPerformanceKappaOrientDbNetdataImportService extends AbstractNe
Edge isContainedInEdge = this.og.addEdge("class:isContainedIn", this.tcpPacket, this.ipPacket, "isContainedIn");
// Track tcp connections
TcpConnection tcpConnection = this.getTcpConnectionFor(tcp);
// If connection exists and still "up to date" aka time difference < 1s
if(tcpConnection != null && (ts - tcpConnection.endTs <= 1)) {
// If connection exists ...
if(tcpConnection != null) {
// ... and still "up to date" aka time difference < 2s
if(ts - tcpConnection.endTs < 2) {
// Update tcpConnection data
if(tcpConnection.sourceIp.equals(this.ipPacket.getProperty("sourceIp"))) {
// SourceIp -> TargetIp
@ -131,6 +133,7 @@ public class HighPerformanceKappaOrientDbNetdataImportService extends AbstractNe
tcpConnection.addVolumeTargetToSource(tcp.getRawData().length - tcp.getHeader().length());
}
tcpConnection.setEnd(ts, ms);
}
} else {
// Else create a new one and add it to the list.
String sourceIp = this.ipPacket.getProperty("sourceIp");
@ -138,7 +141,8 @@ public class HighPerformanceKappaOrientDbNetdataImportService extends AbstractNe
tcpConnection = new TcpConnection(tcp, sourceIp, targetIp, ts, ms);
this.addKnownTcpConnectionFor(tcpConnection, tcp);
}
// Remember tcpPacketVertex in tcpConnection for later edges
tcpConnection.addKnownTcpPacketVertex(this.tcpPacket);
}
public void handleIcmpPacket(IcmpV4CommonPacket icmp, long ts, int ms) {
@ -228,15 +232,30 @@ public class HighPerformanceKappaOrientDbNetdataImportService extends AbstractNe
}
public void afterImport() {
// TODO: Insert all TcpConnections!
// TODO: Link TcpConnections up with their tcpPackets!
System.out.println("All done. Processing collected TcpConnections ...");
for(LinkedList<TcpConnection> connList : this.knownTcpConnections.values()) {
for(TcpConnection conn : connList) {
// TODO
System.out.println(conn.toString());
Vertex currentTcpConnection = this.og.addVertex("class:TcpConnection", conn.getArguments());
// Look up already created source and target host vertices
Vertex sourceHost = this.knownHosts.get(conn.sourceIp);
Vertex targetHost = this.knownHosts.get(conn.targetIp);
// Link them up with the tcpConnection
// class, from, to, label
Edge hasSourceHost = this.og.addEdge("class:hasSourceHost", currentTcpConnection, sourceHost, "hasSourceHost");
Edge hasTargetHost = this.og.addEdge("class:hasTargetHost", currentTcpConnection, targetHost, "hasTargetHost");
Edge isSourceHostFor = this.og.addEdge("class:isSourceHostFor", sourceHost, currentTcpConnection, "isSourceHostFor");
Edge isTargetHostFor = this.og.addEdge("class:isTargetHostFor", targetHost, currentTcpConnection, "isTargetHostFor");
// Now link it up to all related tcpPackets
for(Vertex tcpPacketVertex : conn.knownTcpPacketVertices) {
Edge hasRelatedTcpPacket = this.og.addEdge("class:hasRelatedTcpPacket", currentTcpConnection, tcpPacketVertex, "hasRelatedTcpPacket");
Edge belongsToTcpConnection = this.og.addEdge("class:belongsToTcpConnection", tcpPacketVertex, currentTcpConnection, "belongsToTcpConnection");
}
}
}
System.out.println("Done importing TcpConnections. End of afterImport() routine.");
}
}

22
src/main/java/de/hsh/inform/orientdb_project/orientdb/OrientDbHelperService.java
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@ -158,8 +158,10 @@ public class OrientDbHelperService {
hostType.createProperty("internal", OType.BOOLEAN);
OrientVertexType tcpConnectionType = og.createVertexType("TcpConnection", "V");
tcpConnectionType.createProperty("start", OType.DATETIME);
tcpConnectionType.createProperty("end", OType.DATETIME);
tcpConnectionType.createProperty("startTs", OType.LONG);
tcpConnectionType.createProperty("startMs", OType.INTEGER);
tcpConnectionType.createProperty("endTs", OType.LONG);
tcpConnectionType.createProperty("endMs", OType.INTEGER);
tcpConnectionType.createProperty("sourcePort", OType.INTEGER);
tcpConnectionType.createProperty("targetPort", OType.INTEGER);
tcpConnectionType.createProperty("volumeSourceToTarget", OType.LONG);
@ -171,6 +173,22 @@ public class OrientDbHelperService {
OrientEdgeType containsType = og.createEdgeType("contains", "E");
containsType.setDescription("contains");
OrientEdgeType hasSourceHostType = og.createEdgeType("hasSourceHost", "E");
hasSourceHostType.setDescription("hasSourceHost");
OrientEdgeType hasTargetHostType = og.createEdgeType("hasTargetHost", "E");
hasTargetHostType.setDescription("hasTargetHost");
OrientEdgeType isSourceHostForType = og.createEdgeType("isSourceHostFor", "E");
isSourceHostForType.setDescription("isSourceHostFor");
OrientEdgeType isTargetHostForType = og.createEdgeType("isTargetHostFor", "E");
isTargetHostForType.setDescription("isTargetHostFor");
OrientEdgeType belongsToTcpConnectionType = og.createEdgeType("belongsToTcpConnection", "E");
belongsToTcpConnectionType.setDescription("belongsToTcpConnection");
OrientEdgeType hasRelatedTcpPacketType = og.createEdgeType("hasRelatedTcpPacket", "E");
hasRelatedTcpPacketType.setDescription("hasRelatedTcpPacket");
og.shutdown();
}