Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance. Project price only 1 $
You can buy this project and download/modify it how often you want.
/*
* Copyright (C) 2020 Graylog, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* .
*/
package org.graylog2.shared.system.stats.network;
import org.apache.logging.log4j.util.Strings;
import org.graylog2.shared.system.stats.OshiService;
import org.graylog2.utilities.IpSubnet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import oshi.hardware.NetworkIF;
import oshi.software.os.InternetProtocolStats;
import oshi.software.os.NetworkParams;
import javax.inject.Inject;
import java.net.InterfaceAddress;
import java.net.UnknownHostException;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;
public class OshiNetworkProbe implements NetworkProbe {
private static final Logger LOG = LoggerFactory.getLogger(OshiNetworkProbe.class);
private final OshiService service;
@Inject
public OshiNetworkProbe(OshiService service) {
this.service = service;
}
@Override
public NetworkStats networkStats() {
String primaryInterface = "";
final NetworkParams networkParams = service.getOs().getNetworkParams();
final String defaultGateway = networkParams.getIpv4DefaultGateway();
Map ifaces = new HashMap<>();
for (NetworkIF it : service.getHal().getNetworkIFs()) {
if (Strings.isNotBlank(defaultGateway)) {
for (InterfaceAddress that : it.queryNetworkInterface().getInterfaceAddresses()) {
try {
final IpSubnet ipSubnet = new IpSubnet(that.getAddress().getHostAddress() + "/" + that.getNetworkPrefixLength());
if (ipSubnet.contains(defaultGateway)) {
primaryInterface = it.getName();
}
} catch (UnknownHostException e) {
LOG.warn("Couldn't find primary interface", e);
}
}
}
NetworkStats.Interface anInterface = NetworkStats.Interface.create(
it.getName(),
it.queryNetworkInterface().getInterfaceAddresses().stream().map(address -> address.getAddress().getHostAddress()).collect(Collectors.toSet()),
it.getMacaddr(),
it.getMTU(),
NetworkStats.InterfaceStats.create(
it.getPacketsRecv(),
it.getInErrors(),
it.getInDrops(),
-1,
-1,
it.getPacketsSent(),
it.getOutErrors(),
-1,
-1,
-1,
it.getCollisions(),
it.getBytesRecv(),
it.getBytesSent()
)
);
ifaces.putIfAbsent(anInterface.name(), anInterface);
}
final InternetProtocolStats stats = service.getOs().getInternetProtocolStats();
final InternetProtocolStats.TcpStats ipv4Stats = stats.getTCPv4Stats();
final InternetProtocolStats.TcpStats ipv6Stats = stats.getTCPv6Stats();
final NetworkStats.TcpStats tcpStats = NetworkStats.TcpStats.create(
ipv4Stats.getConnectionsActive() + ipv6Stats.getConnectionsActive(),
ipv4Stats.getConnectionsPassive() + ipv6Stats.getConnectionsPassive(),
ipv4Stats.getConnectionFailures() + ipv6Stats.getConnectionFailures(),
ipv4Stats.getConnectionsReset() + ipv6Stats.getConnectionsReset(),
ipv4Stats.getConnectionsEstablished() + ipv6Stats.getConnectionsEstablished(),
ipv4Stats.getSegmentsReceived() + ipv6Stats.getSegmentsReceived(),
ipv4Stats.getSegmentsSent() + ipv6Stats.getSegmentsSent(),
ipv4Stats.getSegmentsRetransmitted() + ipv6Stats.getSegmentsRetransmitted(),
ipv4Stats.getInErrors() + ipv6Stats.getInErrors(),
ipv4Stats.getOutResets() + ipv6Stats.getOutResets()
);
return NetworkStats.create(primaryInterface, ifaces, tcpStats);
}
}