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eetnaviation
2025-06-27 12:39:56 +03:00
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target/
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<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>eu.velend</groupId>
<artifactId>bcow-client</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>11</maven.compiler.source>
<maven.compiler.target>11</maven.compiler.target>
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<repositories>
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<id>pcap4j-repo</id>
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import org.pcap4j.core.*;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.util.List;
public class BcowClient {
private ClientConfig config;
private static final int SNAPLEN = 65536;
private static final int TIMEOUT = 10; // in milliseconds
public BcowClient(ClientConfig config) {
this.config = config;
}
public void sniffAndSendPackets() {
System.out.println("Sending inital heartbeat data...");
System.out.println("Starting packet sniff func...");
PcapNetworkInterface device = null;
try {
List<PcapNetworkInterface> allDevs = Pcaps.findAllDevs();
System.out.println(allDevs.toString());
if (allDevs.isEmpty()) {
System.err.println("No devices found.");
return;
}
device = allDevs.get(4); // Get the first available network interface
} catch (PcapNativeException e) {
e.printStackTrace();
}
if (device == null) {
System.err.println("No device found.");
return;
}
PcapHandle handle;
System.out.println("Opening live capture on device: " + device.getName());
try {
handle = device.openLive(SNAPLEN, PcapNetworkInterface.PromiscuousMode.PROMISCUOUS, TIMEOUT);
System.out.println("Live capture handle opened successfully.");
} catch (PcapNativeException e) {
System.err.println("Error opening live capture: " + e.getMessage());
e.printStackTrace();
return;
}
PacketListener listener = packet -> {
System.out.println("Received packet: " + packet);
String packetData = packet.toString();
String[] lines = packetData.split("\\r?\\n");
for (String line : lines) {
//sendPacketData(line);
}
};
try {
handle.loop(-1, listener);
} catch (InterruptedException | PcapNativeException | NotOpenException e) {
e.printStackTrace();
} finally {
if (handle != null && handle.isOpen()) {
handle.close();
}
}
}
private void sendPacketData(String line) {
try (Socket socket = new Socket(config.getServerIp(), 9999);
DataOutputStream dos = new DataOutputStream(socket.getOutputStream())) {
String dataToSend = String.format("ID:%s|NAME:%s|TIMEZONE:%s|DATA:%s",
config.getId(), config.getName(), config.getTimezone(), line);
dos.write(dataToSend.getBytes(StandardCharsets.UTF_8));
dos.flush();
} catch (IOException e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
ClientConfig config = new ClientConfig("001", "Client1", "127.0.0.1", "auto");
BcowClient client = new BcowClient(config);
client.sniffAndSendPackets();
}
}

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public class ClientConfig {
private String id;
private String name;
private String serverIp;
private String timezone;
public ClientConfig(String id, String name, String serverIp, String timezone) {
this.id = id;
this.name = name;
this.serverIp = serverIp;
this.timezone = timezone;
}
public String getId() {
return id;
}
public String getName() {
return name;
}
public String getServerIp() {
return serverIp;
}
public String getTimezone() {
return timezone;
}
}