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KLALB3.2

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Administrator
2025-04-24 10:16:38 +08:00
parent 6de65562be
commit 7267aec1fd
108 changed files with 7621 additions and 1890 deletions
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src/org/kne/cloud/network/ipv6/IPv6Packet.java
+135 -93
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@@ -2,6 +2,7 @@ package org.kne.cloud.network.ipv6;
import java.io.EOFException;
import java.io.IOException;
import java.io.StreamCorruptedException;
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.UnknownHostException;
@@ -11,9 +12,12 @@ import java.nio.channels.WritableByteChannel;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import org.kne.cloud.network.NetworkPacket;
import org.kne.cloud.network.ipv6.IPv6Packet.IPv6ExtHeader;
import org.kne.cloud.network.ipv6.IPv6Packet.IPv6SegmentRoutingHeader;
import org.kne.cloud.network.klalb.KLALBPacket;
import org.kne.cloud.network.srv6.IPv6SegmentRoutingTLV;
import org.kne.cloud.network.srv6.IpV6RoutingSRHData;
@@ -24,6 +28,29 @@ import org.kne.cloud.network.srv6.SRv6TLV;
import org.pcap4j.packet.namednumber.IpNumber;
public class IPv6Packet extends NetworkPacket {
private long flowSeqMark=-1;
public long getFlowSeqMark() {
return flowSeqMark;
}
public void setFlowSeqMark(long flowSeqMark) {
this.flowSeqMark = flowSeqMark;
}
private boolean TTLdecreased=false;
public boolean isTTLdecreased() {
return TTLdecreased;
}
public void setTTLdecreased(boolean tTLdecreased) {
TTLdecreased = tTLdecreased;
}
private volatile ByteBuffer IPv6header ;
private volatile List<IPv6ExtHeader> headers = new ArrayList<>();
@@ -41,7 +68,7 @@ public class IPv6Packet extends NetworkPacket {
}
public IPv6Packet() {
IPv6header = NetworkPacket.databufferpool_40.borrow();
IPv6header = NetworkPacket.bufferAllocator.allocate(40);
IPv6header.limit(IPv6_HEADER_LENGTH);
}
@@ -76,6 +103,7 @@ public class IPv6Packet extends NetworkPacket {
public void markCE() {
IPv6header.put(1,(byte) (IPv6header.get(1)|0b00110000));
//new Exception().printStackTrace();
}
public boolean isCE() {
@@ -114,7 +142,24 @@ public class IPv6Packet extends NetworkPacket {
public void setHopLimit(int hopLimit) {
IPv6header.put(7, (byte) hopLimit);
}
public void getRawSourceAddress(byte[] sourceAddress) {
IPv6header.get(8, sourceAddress, 0, sourceAddress.length);
}
public void setRawSourceAddress(byte[] sourceAddress) {
IPv6header.put(8, sourceAddress, 0, sourceAddress.length);
}
public void getRawDestinationAddress(byte[] destinationAddress) {
IPv6header.get(24, destinationAddress, 0,destinationAddress.length);
}
public void setRawDestinationAddress(byte[] destinationAddress) {
IPv6header.put(24, destinationAddress, 0, destinationAddress.length);
}
public Inet6Address getSourceAddress() {
byte[] b = new byte[16];
IPv6header.get(8, b, 0, b.length);
@@ -163,29 +208,6 @@ public class IPv6Packet extends NetworkPacket {
return calcPayloadLength()+IPv6_HEADER_LENGTH;
}
@Override
public void doDisposeAfterSend() {
super.doDisposeAfterSend();
payload.doDisposeAfterSend();
}
@Override
public void dispose() {
super.dispose();
/*ByteBuffer headerx = IPv6header;
IPv6header = null;
if(headerx!=null)
NetworkPacket.databufferpool_40.back(headerx);*/
}
@Override
public void disposeAll() {
super.disposeAll();
for (int i = 0; i < headers.size(); i++) {
headers.get(i).disposeAll();
}
payload.disposeAll();
}
@Override
@@ -241,7 +263,7 @@ public class IPv6Packet extends NetworkPacket {
headers.add(ext);
break;
case 43:
ByteBuffer bbf=NetworkPacket.databufferpool_2048.borrow();
ByteBuffer bbf=NetworkPacket.bufferAllocator.allocate(2048);
bbf.limit(4);
while (bbf.hasRemaining()) {
if (din.read(bbf) == -1) {
@@ -296,7 +318,11 @@ public class IPv6Packet extends NetworkPacket {
KLALBPacket kp=KLALBPacket.readKLALBPacketFromChannel(din);
this.payload=kp;
break loop;
case 253:
IPv6Payload epld=new IPv6EmptyPayload();
epld.readFromChannel(din, payloadlength);
this.payload=epld;
break loop;
default:
IPv6Payload pld=new IPv6Payload(nextheader);
pld.readFromChannel(din, payloadlength);
@@ -376,35 +402,7 @@ public class IPv6Packet extends NetworkPacket {
//System.out.println(payload);
}*/
@Override
public void lockAll() {
super.lockAll();
for (int i = 0; i < headers.size(); i++) {
headers.get(i).lockAll();
}
payload.lockAll();
}
@Override
public boolean isSomeDisposed() {
if(super.isSomeDisposed()||payload.isSomeDisposed())
return true;
for (Iterator<IPv6ExtHeader> iterator = headers.iterator(); iterator.hasNext();) {
IPv6ExtHeader iPv6ExtHeader = (IPv6ExtHeader) iterator.next();
if(iPv6ExtHeader.isSomeDisposed())
return true;
}
return false;
}
@Override
public void unlockAll() {
payload.unlockAll();
for (int i = 0; i < headers.size(); i++) {
headers.get(i).unlockAll();
}
super.unlockAll();
}
@Override
public String toString() {
@@ -434,7 +432,7 @@ public class IPv6Packet extends NetworkPacket {
this.protocolNumber = protocolNumber;
this.onDefault=isonDefault;
if(onDefault)
this.data=NetworkPacket.databufferpool_65535.borrow();
this.data=NetworkPacket.bufferAllocator.allocate(65535);
}
public int getProtocolNumber() {
@@ -446,13 +444,13 @@ public class IPv6Packet extends NetworkPacket {
}
@Override
protected void writeToChannel(WritableByteChannel dto) throws IOException {
public void writeToChannel(WritableByteChannel dto) throws IOException {
if(onDefault)
dto.write(data.slice(0,data.limit()));
}
@Override
protected void readFromChannel(ReadableByteChannel din, long length) throws IOException {
public void readFromChannel(ReadableByteChannel din, long length) throws IOException {
if(onDefault) {
data.limit((int) length);
while (data.hasRemaining()) {
@@ -463,15 +461,7 @@ public class IPv6Packet extends NetworkPacket {
}
}
@Override
public void dispose() {
super.dispose();
/*if(onDefault) {
ByteBuffer datax = data;
data = null;
NetworkPacket.databufferpool_65535.back(datax);
}*/
}
@Override
protected boolean needEndPosition() {
@@ -480,6 +470,28 @@ public class IPv6Packet extends NetworkPacket {
}
public static class IPv6EmptyPayload extends IPv6Payload{
public IPv6EmptyPayload() {
super(253, false);
}
@Override
public long getLength() {
return 0;
}
@Override
public void writeToChannel(WritableByteChannel dto) throws IOException {
}
@Override
public void readFromChannel(ReadableByteChannel din, long length) throws IOException {
}
}
public static class IPv6ExtHeader extends NetworkPacket{
private ByteBuffer data ;
@@ -505,9 +517,9 @@ public class IPv6Packet extends NetworkPacket {
this.protocolNumber = protocolNumber;
this.onDefault=isonDefault;
if(onDefault) {
this.data=NetworkPacket.databufferpool_2048.borrow();
this.data=NetworkPacket.bufferAllocator.allocate(2048);
}else {
this.data=NetworkPacket.databufferpool_40.borrow();
this.data=NetworkPacket.bufferAllocator.allocate(8);
}
}
@@ -542,7 +554,7 @@ public class IPv6Packet extends NetworkPacket {
}
@Override
protected void writeToChannel(WritableByteChannel dto) throws IOException {
public void writeToChannel(WritableByteChannel dto) throws IOException {
if(onDefault) {
int ext=(data.limit()-8)/8;
setExtLength(ext);
@@ -553,7 +565,7 @@ public class IPv6Packet extends NetworkPacket {
}
@Override
protected void readFromChannel(ReadableByteChannel din, long length) throws IOException {
public void readFromChannel(ReadableByteChannel din, long length) throws IOException {
data.limit(8);
while (data.hasRemaining()) {
if (din.read(data) == -1) {
@@ -576,19 +588,7 @@ public class IPv6Packet extends NetworkPacket {
return false;
}
@Override
public void dispose() {
super.dispose();
/*ByteBuffer bbft=data;
data=null;
if(bbft!=null) {
if(bbft.capacity()==40) {
NetworkPacket.databufferpool_40.back(bbft);
}else {
NetworkPacket.databufferpool_2048.back(bbft);
}
}*/
}
@@ -678,27 +678,37 @@ public class IPv6Packet extends NetworkPacket {
public List<Inet6Address> getAddresses() {
return addresses;
}
public List<IPv6SegmentRoutingTLV> getTlvs() {
return tlvs;
}
@Override
protected void writeToChannel(WritableByteChannel dto) throws IOException {
setExtLength(calcExtLength()/8);
public void writeToChannel(WritableByteChannel dto) throws IOException {
int exl=calcExtLength();
if(exl%8!=0) {
throw new StreamCorruptedException("extLength % 8 !=0");
}
setExtLength(exl/8);
setLastEntry(addresses.size()-1);
super.writeToChannel(dto);
for (Iterator<Inet6Address> iterator = addresses.iterator(); iterator.hasNext();) {
Inet6Address inet6Address = (Inet6Address) iterator.next();
for(Inet6Address inet6Address:addresses) {
dto.write(ByteBuffer.wrap(inet6Address.getAddress()));
}
for(IPv6SegmentRoutingTLV tlv:tlvs) {
IPv6SegmentRoutingTLV.writeIPv6SegmentRoutingTLVToChannel(dto, tlv);
}
}
private int calcExtLength() {
int tlvsl=0;
for (Iterator<IPv6SegmentRoutingTLV> iterator = tlvs.iterator(); iterator.hasNext();) {
IPv6SegmentRoutingTLV tlve = (IPv6SegmentRoutingTLV) iterator.next();
for(IPv6SegmentRoutingTLV tlve:tlvs) {
tlvsl+=tlve.getLength();
}
return addresses.size()*16+tlvsl;
}
@Override
protected void readFromChannel(ReadableByteChannel din, long length) throws IOException {
public void readFromChannel(ReadableByteChannel din, long length) throws IOException {
super.readFromChannel(din, length);
int extl=getExtLength();
int laste=getLastEntry();
@@ -722,6 +732,13 @@ public class IPv6Packet extends NetworkPacket {
//System.out.println("SR:"+addr);
addresses.add(addr);
}
tlvs.clear();
while(usdl<rl) {
IPv6SegmentRoutingTLV tlv=IPv6SegmentRoutingTLV.readIPv6SegmentRoutingTLVFromChannel(din);
usdl+=tlv.getLength();
tlvs.add(tlv);
}
return;
}
@Override
@@ -761,7 +778,20 @@ public class IPv6Packet extends NetworkPacket {
public List<IPv6ExtHeader> getHeaders() {
return headers;
}
public IPv6SegmentRoutingHeader getSRHHeader() {
IPv6SegmentRoutingHeader srhh = null;
List<IPv6ExtHeader> exhs = headers;
for (int j = 0; j < exhs.size(); j++) {
IPv6ExtHeader exh = exhs.get(j);
if (exh instanceof IPv6SegmentRoutingHeader) {
if (((IPv6SegmentRoutingHeader) exh).getRoutingType() == 4) {
srhh = (IPv6SegmentRoutingHeader) exh;
break;
}
}
}
return srhh;
}
/*public IPv6DestinationHeader insertDestinationHeader(int index,int extLength) {
long ptr;
long lth=extLength*8+8;
@@ -831,6 +861,18 @@ public class IPv6Packet extends NetworkPacket {
protected boolean needEndPosition() {
return false;
}
private AtomicInteger rerouteCounter=new AtomicInteger(0);
public AtomicInteger getRerouteCounter() {
return rerouteCounter;
}
private volatile boolean promise=false;
public void setPromise(boolean b) {
promise=b;
}
public boolean isPromise() {
return promise;
}