use of es.bsc.compss.types.data.operation.copy.Copy in project compss by bsc-wdc.
the class COMPSsMaster method obtainData.
@Override
public void obtainData(LogicalData ld, DataLocation source, DataLocation target, LogicalData tgtData, Transferable reason, EventListener listener) {
LOGGER.info("Obtain Data " + ld.getName());
/*
* PSCO transfers are always available, if any SourceLocation is PSCO, don't transfer
*/
for (DataLocation loc : ld.getLocations()) {
if (loc.getProtocol().equals(Protocol.PERSISTENT_URI)) {
LOGGER.debug("Object in Persistent Storage. Set dataTarget to " + loc.getPath());
reason.setDataTarget(loc.getPath());
listener.notifyEnd(null);
return;
}
}
/*
* Otherwise the data is a file or an object that can be already in the master memory, in the master disk or
* being transfered
*/
String targetPath = target.getURIInHost(Comm.getAppHost()).getPath();
// Check if data is in memory (no need to check if it is PSCO since previous case avoids it)
if (ld.isInMemory()) {
// Serialize value to file
try {
Serializer.serialize(ld.getValue(), targetPath);
} catch (IOException ex) {
ErrorManager.warn("Error copying file from memory to " + targetPath, ex);
}
if (tgtData != null) {
tgtData.addLocation(target);
}
LOGGER.debug("Object in memory. Set dataTarget to " + targetPath);
reason.setDataTarget(targetPath);
listener.notifyEnd(null);
return;
}
// Check if there are current copies in progress
if (DEBUG) {
LOGGER.debug("Data " + ld.getName() + " not in memory. Checking if there is a copy to the master in progress");
}
ld.lockHostRemoval();
Collection<Copy> copiesInProgress = ld.getCopiesInProgress();
if (copiesInProgress != null && !copiesInProgress.isEmpty()) {
for (Copy copy : copiesInProgress) {
if (copy != null) {
if (copy.getTargetLoc() != null && copy.getTargetLoc().getHosts().contains(Comm.getAppHost())) {
if (DEBUG) {
LOGGER.debug("Copy in progress tranfering " + ld.getName() + "to master. Waiting for finishing");
}
waitForCopyTofinish(copy);
try {
if (DEBUG) {
LOGGER.debug("Master local copy " + ld.getName() + " from " + copy.getFinalTarget() + " to " + targetPath);
}
Files.copy((new File(copy.getFinalTarget())).toPath(), new File(targetPath).toPath(), StandardCopyOption.REPLACE_EXISTING);
if (tgtData != null) {
tgtData.addLocation(target);
}
LOGGER.debug("File copied set dataTarget " + targetPath);
reason.setDataTarget(targetPath);
listener.notifyEnd(null);
ld.releaseHostRemoval();
return;
} catch (IOException ex) {
ErrorManager.warn("Error master local copying file " + copy.getFinalTarget() + " from master to " + targetPath + " with replacing", ex);
}
} else if (copy.getTargetData() != null && copy.getTargetData().getAllHosts().contains(Comm.getAppHost())) {
waitForCopyTofinish(copy);
try {
if (DEBUG) {
LOGGER.debug("Master local copy " + ld.getName() + " from " + copy.getFinalTarget() + " to " + targetPath);
}
Files.copy((new File(copy.getFinalTarget())).toPath(), new File(targetPath).toPath(), StandardCopyOption.REPLACE_EXISTING);
if (tgtData != null) {
tgtData.addLocation(target);
}
LOGGER.debug("File copied. Set data target to " + targetPath);
reason.setDataTarget(targetPath);
listener.notifyEnd(null);
ld.releaseHostRemoval();
return;
} catch (IOException ex) {
ErrorManager.warn("Error master local copy from " + copy.getFinalTarget() + " to " + targetPath + " with replacing", ex);
}
} else {
if (DEBUG) {
LOGGER.debug("Current copies are not transfering " + ld.getName() + " to master. Ignoring at this moment");
}
}
}
}
}
// Checking if file is already in master
if (DEBUG) {
LOGGER.debug("Checking if " + ld.getName() + " is at master (" + Comm.getAppHost().getName() + ").");
}
for (MultiURI u : ld.getURIs()) {
if (DEBUG) {
String hostname = (u.getHost() != null) ? u.getHost().getName() : "null";
LOGGER.debug(ld.getName() + " is at " + u.toString() + "(" + hostname + ")");
}
if (u.getHost() == Comm.getAppHost()) {
try {
if (DEBUG) {
LOGGER.debug("Master local copy " + ld.getName() + " from " + u.getHost().getName() + " to " + targetPath);
}
Files.copy((new File(u.getPath())).toPath(), new File(targetPath).toPath(), StandardCopyOption.REPLACE_EXISTING);
if (tgtData != null) {
tgtData.addLocation(target);
}
LOGGER.debug("File copied. Set data target to " + targetPath);
reason.setDataTarget(targetPath);
listener.notifyEnd(null);
ld.releaseHostRemoval();
return;
} catch (IOException ex) {
ErrorManager.warn("Error master local copy file from " + u.getPath() + " to " + targetPath + " with replacing", ex);
}
} else {
if (DEBUG) {
String hostname = (u.getHost() != null) ? u.getHost().getName() : "null";
LOGGER.debug("Data " + ld.getName() + " copy in " + hostname + " not evaluated now");
}
}
}
// Ask the transfer from an specific source
if (source != null) {
for (Resource sourceRes : source.getHosts()) {
COMPSsNode node = sourceRes.getNode();
String sourcePath = source.getURIInHost(sourceRes).getPath();
if (node != this) {
try {
if (DEBUG) {
LOGGER.debug("Sending data " + ld.getName() + " from " + sourcePath + " to " + targetPath);
}
node.sendData(ld, source, target, tgtData, reason, listener);
} catch (Exception e) {
ErrorManager.warn("Not possible to sending data master to " + targetPath, e);
continue;
}
LOGGER.debug("Data " + ld.getName() + " sent.");
ld.releaseHostRemoval();
return;
} else {
try {
if (DEBUG) {
LOGGER.debug("Local copy " + ld.getName() + " from " + sourcePath + " to " + targetPath);
}
Files.copy(new File(sourcePath).toPath(), new File(targetPath).toPath(), StandardCopyOption.REPLACE_EXISTING);
LOGGER.debug("File copied. Set data target to " + targetPath);
reason.setDataTarget(targetPath);
listener.notifyEnd(null);
ld.releaseHostRemoval();
return;
} catch (IOException ex) {
ErrorManager.warn("Error master local copy file from " + sourcePath + " to " + targetPath, ex);
}
}
}
} else {
LOGGER.debug("Source data location is null. Trying other alternatives");
}
// Preferred source is null or copy has failed. Trying to retrieve data from any host
for (Resource sourceRes : ld.getAllHosts()) {
COMPSsNode node = sourceRes.getNode();
if (node != this) {
try {
LOGGER.debug("Sending data " + ld.getName() + " from " + sourceRes.getName() + " to " + targetPath);
node.sendData(ld, source, target, tgtData, reason, listener);
} catch (Exception e) {
LOGGER.error("Error: exception sending data", e);
continue;
}
LOGGER.debug("Data " + ld.getName() + " sent.");
ld.releaseHostRemoval();
return;
} else {
if (DEBUG) {
LOGGER.debug("Data " + ld.getName() + " copy in " + sourceRes.getName() + " not evaluated now. Should have been evaluated before");
}
}
}
// If we have not exited before, any copy method was successful. Raise warning
ErrorManager.warn("Error file " + ld.getName() + " not transferred to " + targetPath);
ld.releaseHostRemoval();
}
use of es.bsc.compss.types.data.operation.copy.Copy in project compss by bsc-wdc.
the class NIOWorkerNode method sendData.
@Override
public void sendData(LogicalData ld, DataLocation source, DataLocation target, LogicalData tgtData, Transferable reason, EventListener listener) {
if (target.getHosts().contains(Comm.getAppHost())) {
// Order petition directly
if (tgtData != null) {
MultiURI u = ld.alreadyAvailable(Comm.getAppHost());
if (u != null) {
// Already present at the master
reason.setDataTarget(u.getPath());
listener.notifyEnd(null);
return;
}
}
Copy c = new DeferredCopy(ld, null, target, tgtData, reason, listener);
Data d = new Data(ld);
if (source != null) {
for (MultiURI uri : source.getURIs()) {
try {
NIOURI nURI = (NIOURI) uri.getInternalURI(NIOAdaptor.ID);
if (nURI != null) {
d.getSources().add(nURI);
}
} catch (UnstartedNodeException une) {
// Ignore internal URI
}
}
}
String path = target.getURIInHost(Comm.getAppHost()).getPath();
c.setFinalTarget(path);
ld.startCopy(c, c.getTargetLoc());
DataRequest dr = new MasterDataRequest(c, reason.getType(), d, path);
commManager.addTransferRequest(dr);
commManager.requestTransfers();
} else {
// Request to any other
orderCopy(new DeferredCopy(ld, source, target, tgtData, reason, listener));
}
}
use of es.bsc.compss.types.data.operation.copy.Copy in project compss by bsc-wdc.
the class GATWorkerNode method obtainData.
@Override
public void obtainData(LogicalData ld, DataLocation source, DataLocation target, LogicalData tgtData, Transferable reason, EventListener listener) {
Copy c = new GATCopy(ld, source, target, tgtData, reason, listener);
GATAdaptor.enqueueCopy(c);
}
use of es.bsc.compss.types.data.operation.copy.Copy in project compss by bsc-wdc.
the class GATWorkerNode method sendData.
@Override
public void sendData(LogicalData srcData, DataLocation source, DataLocation target, LogicalData tgtData, Transferable reason, EventListener listener) {
Copy c = new GATCopy(srcData, source, target, tgtData, reason, listener);
GATAdaptor.enqueueCopy(c);
}
use of es.bsc.compss.types.data.operation.copy.Copy in project compss by bsc-wdc.
the class NIOAdaptor method handleRequestedDataNotAvailableError.
@Override
public void handleRequestedDataNotAvailableError(List<DataRequest> failedRequests, String dataId) {
for (DataRequest dr : failedRequests) {
MasterDataRequest mdr = (MasterDataRequest) dr;
Copy c = (Copy) mdr.getOperation();
c.getSourceData().finishedCopy(c);
// Notify the copy has failed
c.end(DataOperation.OpEndState.OP_FAILED);
}
}
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