es.tid.netManager.emulated.CompletedEmulatedNetworkLSPManager Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of network-emulator Show documentation
Show all versions of network-emulator Show documentation
Emulator of GMPLS-controlled transport Network
The newest version!
package es.tid.netManager.emulated;
import java.net.Inet4Address;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.locks.ReentrantLock;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import es.tid.netManager.NetworkLSPManager;
import es.tid.netManager.NetworkLSPManagerTypes;
import es.tid.ospf.ospfv2.OSPFv2LinkStateUpdatePacket;
import es.tid.ospf.ospfv2.lsa.tlv.subtlv.MaximumReservableBandwidth;
import es.tid.ospf.ospfv2.lsa.tlv.subtlv.UnreservedBandwidth;
import es.tid.pce.client.emulator.AutomaticTesterStatistics;
import es.tid.pce.pcep.constructs.GeneralizedBandwidthSSON;
import es.tid.pce.pcep.objects.BandwidthRequestedGeneralizedBandwidth;
import es.tid.rsvp.constructs.gmpls.DWDMWavelengthLabel;
import es.tid.rsvp.objects.subobjects.EROSubobject;
import es.tid.rsvp.objects.subobjects.GeneralizedLabelEROSubobject;
import es.tid.rsvp.objects.subobjects.IPv4prefixEROSubobject;
import es.tid.rsvp.objects.subobjects.SubObjectValues;
import es.tid.rsvp.objects.subobjects.UnnumberIfIDEROSubobject;
import es.tid.tedb.IntraDomainEdge;
import es.tid.tedb.MultiLayerTEDB;
import es.tid.tedb.SimpleTEDB;
import es.tid.vntm.LSPManager;
import es.tid.vntm.LigthPathCreateIP;
/**
* Network Emulator.
*
* Clase encargada de mandar los mensajes OSPF.
*
* Actualiza la topologia con las LSP que recibe, ya sea para establecer un
* camino (setLSP) como para eliminar un camino (removeLSP).
*
* @author mcs
*/
public class CompletedEmulatedNetworkLSPManager extends NetworkLSPManager{
/**
* Variable usada para bloquear la lectura y escritura en la TEDB
*/
private ReentrantLock lock = new ReentrantLock();
private LigthPathCreateIP LSPcreateIP;
private LSPManager lsp_manger;
/**
* Estadisticas. Usada para analizar el tiempo teorico que tardamos en
* configurar la red para un LSP recivido.
*/
private AutomaticTesterStatistics stats;
// loggers
private Logger log= LoggerFactory.getLogger("PCCClient");
/**
* Variable usada para saber si la red es multilayer o no
*/
private boolean multilayer=false;
/**
* Time the ROADM lasts to configure
*/
private long ROADMTime=10;
/**
* Constructor
* @param sendingQueue cola donde incluimos los mensaje ospf
* @param file fichero de la topologia, de donde leemos la topologia
* @param stats estadisticas
* @param isMultilayer boolean indicando si la red es multilayer o no
*/
public CompletedEmulatedNetworkLSPManager(
LinkedBlockingQueue sendingQueue,
String file,AutomaticTesterStatistics stats, boolean isMultilayer) {
this.setEmulatorType(NetworkLSPManagerTypes.COMPLETED_EMULATED_NETWORK);
this.multilayer=isMultilayer;
if (isMultilayer)
this.setDomainTEDB(new MultiLayerTEDB());
else
this.setDomainTEDB(new SimpleTEDB());
this.setFile(file);
if (file !=null){
log.info("Initializing TEDB de "+file);
this.getDomainTEDB().initializeFromFile(file);
}
else {
log.error("Network file NOT included!!!");
}
this.setSendingQueue(sendingQueue);
this.stats = stats;
}
/**
* Recorre el ERO y actualiza las propiedades de TE
* setLSP send the LSP for multiDomain Networks.
* En la Erolist me viene:
* - interfaces no numeradas
* - IPv4Address
* - lambdas: (Objeto DWDMWavelengthLabel)
* 0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|Grid | C.S. | Identifier | n |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Idea: Compruebas que puedas reservar todo y si es asi, lo reservas y mandas OSPF
* @param erolist
*/
@Override
public boolean setLSP_UpperLayer(LinkedList eROSubobjectList_IP, float bw_req, boolean bidirect) {
log.info("Setting LSP IP");
ArrayList src=new ArrayList();
ArrayList dst=new ArrayList();
ArrayList dwdmWavelengthLabel=null;
ArrayList edge = new ArrayList();
ArrayList edge_op = new ArrayList();
ArrayList lambda = new ArrayList();
lambda = null;
int number_lambdas=0;
int reserved =0;
int reserved_op=0;
int layer = LayerTypes.UPPER_LAYER;
BandwidthRequestedGeneralizedBandwidth GB = null;
long controlPlaneDelay=0;
int j=0;
int number_hops =(eROSubobjectList_IP.size()-1);
boolean error = false;
boolean inicialize=false;
for (int i=0;i 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i-number_lambdas).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
}
}
//Envio los OSPFs cuando llego al final, de vuelta, esperandome los retardos
if (!(bidirect))
reserved_op=reserved;
if ((reserved == number_hops)&&(reserved_op == number_hops)){
for (int i=reserved-1;i>=0;--i){
sendMessageOSPF(src.get(i),dst.get(i), multilayer, layer, null);
if (edge.get(i).getDelay_ms() > 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
if (bidirect){
sendMessageOSPF(dst.get(i),src.get(i), multilayer, layer, null);
}
}
}else
{ //Desreservar los recursos que hemos reservado
lock.lock();
try{
for (int i=0;i 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
}
/*if (bw1 == 0) {
LSPcreateIP.deleteLigthPath(edge.get(i).getSource(), edge.get(i).getTarget());
}*/
}
/* Mirar si bidireccional */
if (bidirect){
for (int i=0;i erolist, boolean bidirect,
BandwidthRequestedGeneralizedBandwidth GB) {
ArrayList src=new ArrayList();
ArrayList dst=new ArrayList();
ArrayList dwdmWavelengthLabel = null;
ArrayList edge = new ArrayList();
ArrayList edge_op = new ArrayList();
ArrayList lambda = new ArrayList();
int reserved =0;
int reserved_op=0;
int number_lambdas=0;
int layer = LayerTypes.SIMPLE_NETWORK;
if (multilayer){
layer = LayerTypes.UPPER_LAYER; // MPLS layer
}
else{
layer = LayerTypes.SIMPLE_NETWORK; // WSON single layer
}
int j=0;
//Numero de enlaces que tiene el camino, que tenemos que comprobar que estan disponibles.
int number_hops =(erolist.size()-1)/2;
dwdmWavelengthLabel=new ArrayList< DWDMWavelengthLabel>();
long controlPlaneDelay=0;
boolean inicialize=false;
for (int i=0;i 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i-number_lambdas).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
}
}
//Envio los OSPFs cuando llego al final, de vuelta, esperandome los retardos
if (!(bidirect))
reserved_op = reserved;
if ((reserved == number_hops) && (reserved_op == number_hops)) {
for (int i = reserved - 1; i >= 0; --i) {
sendMessageOSPF(src.get(i), dst.get(i), multilayer, layer, null);
if (edge.get(i).getDelay_ms() > 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
if (bidirect) {
sendMessageOSPF(dst.get(i), src.get(i), multilayer, layer, null);
}
}
} else
{// Desreservar los recursos que hemos reservado
lock.lock();
try{
for (int i=0;i 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
}
}
/* Mirar si bidireccional */
if (bidirect){
for (int i=0;iERROR");
return false;
}
if (stats!=null)
stats.analyzeTheoricLSPTime((double) controlPlaneDelay);
return true;
}
/**
* Recorre el ERO y actualiza las propiedades de TE setMLLSP send the LSP
* for multiLayer Networks. En la Erolist me viene: - interfaces no
* numeradas - IPv4Address - lambdas: (Objeto DWDMWavelengthLabel) con el
* siguiente formato 0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
* 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |Grid |
* C.S. | Identifier | n |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*
* Idea: Compruebas que puedas reservar todo y si es as�, lo reservas y
* mandas OSPF
*
* @param erolist
*/
@Override
public boolean setMLLSP(LinkedList erolist, boolean bidirect,
BandwidthRequestedGeneralizedBandwidth GB) {
// log.info("Setting LSP with ERO: "+erolist.toString());
ArrayList src=new ArrayList();
ArrayList dst=new ArrayList();
ArrayList dwdmWavelengthLabel = null;
ArrayList edge = new ArrayList();
ArrayList edge_op = new ArrayList();
ArrayList lambda = new ArrayList();
int reserved =0;
int reserved_op=0;
int number_lambdas=0;
int layer = LayerTypes.LOWER_LAYER;
boolean error = false;
// Numero de enlaces que tiene el camino, que tenemos que comprobar que
// estan disponibles.
dwdmWavelengthLabel = new ArrayList();
long controlPlaneDelay=0;
boolean inicialize=false;
LinkedList erolist_op = new LinkedList();
erolist_op = (LinkedList)erolist.clone();
erolist_op.removeFirst();
erolist_op.removeLast();
erolist_op.removeLast();
int number_hops = (erolist_op.size() - 1) / 2;
int j=0;
for (int i=0;i 0){
controlPlaneDelay=controlPlaneDelay+sleepControlPlane((long) edge.get(i-number_lambdas).getDelay_ms(),i);
}else {
controlPlaneDelay=controlPlaneDelay+sleepControlPlane(ROADMTime,i);
}
}
}
// Envio los OSPFs cuando llego al final, de vuelta, esperandome los
// retardos
if (((reserved) == number_hops) && ((reserved_op) == number_hops)){
for (int i = reserved-1; i >= 0; --i) {
sendMessageOSPF(src.get(i), dst.get(i), multilayer, layer, dwdmWavelengthLabel.get(i));
if (bidirect) {
sendMessageOSPF(dst.get(i), src.get(i), multilayer, layer, dwdmWavelengthLabel.get(i));
}
}
}
else {// Desreservar los recursos que hemos reservado
lock.lock();
try {
for (int i = 0; i < reserved; ++i) {
if (dwdmWavelengthLabel != null) {// hay lambda
edge.get(i).getTE_info().setWavelengthFree(lambda.get(i));
}
}
/* Mirar si bidireccional */
if (bidirect) {
for (int i = 0; i < reserved_op; ++i) {
if (dwdmWavelengthLabel != null) {// hay lambda
edge_op.get(i).getTE_info().setWavelengthFree(lambda.get(i));
}
}
}
} finally {
lock.unlock();
}
log.info("Not reserved. OSPF is not sent");
// logPrueba.info("Setting LSP with ERO: "+erolist.toString()+"\t>ERROR");
return false;
}
if (stats!=null)
stats.analyzeTheoricLSPTime((double) controlPlaneDelay);
return true;
}
/**
Delete LSP WSON normal
*/
@Override
public void removeLSP(LinkedList erolist, boolean bidirect, BandwidthRequestedGeneralizedBandwidth GB) {
//log.info("Removing LSP with ERO: "+erolist.toString());
boolean isLambdaLoop=false;
int layer;
for (int i=0;i erolist, boolean bidirect,
BandwidthRequestedGeneralizedBandwidth GB, float bw_delete) {
// log.info("Removing LSP with ERO: "+erolist.toString());
boolean isLambdaLoop = false;
int layer;
for (int i=0;i erolist, boolean bidirect,
BandwidthRequestedGeneralizedBandwidth GB) {
// log.info("Removing ML LSP with ERO: "+erolist.toString());
int layer;
boolean flag = false;
for (int i=1;i erolist,int i,
ArrayList src, ArrayList dst,
ArrayList dwdmWavelengthLabel, int number_lambdas, int layer) {
if (layer == LayerTypes.UPPER_LAYER) {
if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
src.add(i,((IPv4prefixEROSubobject)erolist.get(i)).getIpv4address());
}else if (erolist.get(i).getType()==SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
src.add(i,((UnnumberIfIDEROSubobject)erolist.get(i)).getRouterID());
}
if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
dst.add(i, ((IPv4prefixEROSubobject) erolist.get(i + 1)).getIpv4address());
}else if (erolist.get(i+1).getType()==SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
dst.add(i,((UnnumberIfIDEROSubobject)erolist.get(i+1)).getRouterID());
}
return true;
}
else if (layer == LayerTypes.SIMPLE_NETWORK) {
if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_LABEL) {
return false;
}
if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
src.add(i-number_lambdas, ((IPv4prefixEROSubobject)erolist.get(i)).getIpv4address());
} else if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
src.add(i - number_lambdas, ((UnnumberIfIDEROSubobject)erolist.get(i)).getRouterID());
}
if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
dst.add(i - number_lambdas, ((IPv4prefixEROSubobject)erolist.get(i + 1)).getIpv4address());
} else if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
dst.add(i - number_lambdas, ((UnnumberIfIDEROSubobject)erolist.get(i + 1)).getRouterID());
} else if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_LABEL) {
if (dwdmWavelengthLabel == null) {
dwdmWavelengthLabel = new ArrayList();
dwdmWavelengthLabel.add(number_lambdas, ((GeneralizedLabelEROSubobject) erolist.get(i + 1)).getDwdmWavelengthLabel());
} else {
dwdmWavelengthLabel.add(number_lambdas, ((GeneralizedLabelEROSubobject) erolist.get(i + 1)).getDwdmWavelengthLabel());
}
if (erolist.get(i + 2).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
dst.add(i - number_lambdas, ((IPv4prefixEROSubobject) erolist.get(i + 2)).getIpv4address());
} else if (erolist.get(i + 2).getType() == SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
dst.add(i - number_lambdas, ((UnnumberIfIDEROSubobject) erolist.get(i + 2)).getRouterID());
}
}return true;
} else if (layer == LayerTypes.LOWER_LAYER) {
if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_LABEL) {
return false;
}
if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
src.add(i - number_lambdas, ((IPv4prefixEROSubobject)erolist.get(i)).getIpv4address());
} else if (erolist.get(i).getType() == SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
src.add(i - number_lambdas, ((UnnumberIfIDEROSubobject)erolist.get(i)).getRouterID());
}
if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
dst.add(i - number_lambdas, ((IPv4prefixEROSubobject)erolist.get(i + 1)).getIpv4address());
} else if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
dst.add(i - number_lambdas, ((UnnumberIfIDEROSubobject)erolist.get(i + 1)).getRouterID());
} else if (erolist.get(i + 1).getType() == SubObjectValues.ERO_SUBOBJECT_LABEL) {
if (dwdmWavelengthLabel == null) {
dwdmWavelengthLabel = new ArrayList();
dwdmWavelengthLabel.add(number_lambdas, ((GeneralizedLabelEROSubobject)erolist.get(i + 1)).getDwdmWavelengthLabel());
} else {
dwdmWavelengthLabel.add(number_lambdas, ((GeneralizedLabelEROSubobject)erolist.get(i + 1)).getDwdmWavelengthLabel());
}
if (erolist.get(i + 2).getType() == SubObjectValues.ERO_SUBOBJECT_IPV4PREFIX) {
dst.add(i - number_lambdas, ((IPv4prefixEROSubobject) erolist.get(i + 2)).getIpv4address());
} else if (erolist.get(i + 2).getType() == SubObjectValues.ERO_SUBOBJECT_UNNUMBERED_IF_ID) {
dst.add(i - number_lambdas, ((UnnumberIfIDEROSubobject) erolist.get(i + 2)).getRouterID());
}
}return true;
}return false;
}
/**
*
* @param edge
* @param dwdmWavelengthLabel
* @param src
* @param dst
* @param lambda
* @param i
* @param multilayer
* @return
*/
private boolean updateEdge(ArrayList edge, ArrayList dwdmWavelengthLabel,
ArrayList src, ArrayList dst, ArrayList lambda, int i, boolean multilayer,
BandwidthRequestedGeneralizedBandwidth GB, int layer, int k, float bw_req) {
IntraDomainEdge edge1=null;
int flag;
if (multilayer) {
if (layer == LayerTypes.LOWER_LAYER){
edge1=((MultiLayerTEDB) this.getDomainTEDB()).getLowerLayerGraph().getEdge(src.get(i), dst.get(i));
}else if (layer == LayerTypes.UPPER_LAYER) {
edge1=((MultiLayerTEDB) this.getDomainTEDB()).getUpperLayerGraph().getEdge(src.get(i), dst.get(i));
}
flag = 1;
}
else {
edge1 =((SimpleTEDB)this.getDomainTEDB()).getNetworkGraph().getEdge(src.get(i), dst.get(i));
flag = 0;
}
if (edge1 != null) {
edge.add(k, edge1);
if (layer == LayerTypes.UPPER_LAYER) {
float bw = edge.get(k).getTE_info().getUnreservedBandwidth().getUnreservedBandwidth()[0];
float[] bw_un = new float[8];
if (bw >= bw_req) {
bw = bw - bw_req;
bw_un[0]=bw;
MaximumReservableBandwidth maximumReservableBandwidth = new MaximumReservableBandwidth();
UnreservedBandwidth unreservedBandwidth = new UnreservedBandwidth();
maximumReservableBandwidth.setMaximumReservableBandwidth(bw);
unreservedBandwidth.setUnreservedBandwidth(bw_un);
edge.get(k).getTE_info().setMaximumReservableBandwidth(maximumReservableBandwidth);
edge.get(k).getTE_info().setUnreservedBandwidth(unreservedBandwidth);
return true;
}else{
log.info("No hay suficiente Bandwidth en el edge");
return false;
}
}
if (dwdmWavelengthLabel != null){
int min = 0;
if (flag == 1){
min = ((MultiLayerTEDB)this.getDomainTEDB()).getWSONinfo().getnMin();
}else if (flag == 0) {
min = ((SimpleTEDB) this.getDomainTEDB()).getWSONinfo().getnMin();
}if (dwdmWavelengthLabel.size()!=0){
if (GB != null){
int m=((GeneralizedBandwidthSSON)GB.getGeneralizedBandwidth()).getM();
for (int j=((dwdmWavelengthLabel.get(i).getN() - min)) - m; j < ((dwdmWavelengthLabel.get(i).getN() - min)) + m; j++) {
lambda.add(i,j);
if (edge.get(i).getTE_info().isWavelengthFree(lambda.get(i))) {
//log.info("It's possible to reserve that lambda.");
//edge.get(i).setWavelengthUnReserved(TE_info.getUnreservedBandwidth().getUnreservedBandwidth())[0]-10));
//Actualizo los recursos
edge.get(i).getTE_info().setWavelengthOccupied(lambda.get(i));
if (j==((dwdmWavelengthLabel.get(i).getN() - min)) + m - 1) {
return true;
}
}
}
}else{
if (dwdmWavelengthLabel != null){
if (dwdmWavelengthLabel.size()!=0){
lambda.add(k,dwdmWavelengthLabel.get(k).getN() - min);
/*Hay un ancho de banda a reservar */
if (edge.get(k).getTE_info().isWavelengthFree(lambda.get(k))) {
//Actualizo los recursos
edge.get(k).getTE_info().setWavelengthOccupied(lambda.get(k));
return true;
}
}
}
}
log.info("ROBO DE LAMBDA en edge --> "+edge1.toString());
return false;
}return true;
}return true;
}else {
log.info("EDGE ("+ src.get(i).toString() + "-" + dst.get(i).toString() + ") NULLLLLL");
return false;
}
}
private long sleepControlPlane(long num, int iteration){
long controlPlaneDelay = 0;
try {
if (iteration == 0){
Thread.sleep(num);
controlPlaneDelay = num;
}
else {
Thread.sleep(num+1);
controlPlaneDelay = num+1;
}
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return controlPlaneDelay;
}
public AutomaticTesterStatistics getStats() {
return stats;
}
public void setStats(AutomaticTesterStatistics stats) {
this.stats = stats;
}
public long getROADMTime() {
return ROADMTime;
}
public void setROADMTime(long rOADMTime) {
ROADMTime = rOADMTime;
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy