use of org.wso2.carbon.humantask.core.engine.commands.Release in project wso2-synapse by wso2.
the class VFSTransportListener method scanFileOrDirectory.
/**
* Search for files that match the given regex pattern and create a list
* Then process each of these files and update the status of the scan on
* the poll table
* @param entry the poll table entry for the scan
* @param fileURI the file or directory to be scanned
*/
private void scanFileOrDirectory(final PollTableEntry entry, String fileURI) {
if (log.isDebugEnabled()) {
log.debug("Polling: " + VFSUtils.maskURLPassword(fileURI));
}
if (entry.isClusterAware()) {
boolean leader = true;
ClusteringAgent agent = getConfigurationContext().getAxisConfiguration().getClusteringAgent();
if (agent != null && agent.getParameter("domain") != null) {
// hazelcast clustering instance name
String hazelcastInstanceName = agent.getParameter("domain").getValue() + ".instance";
HazelcastInstance instance = Hazelcast.getHazelcastInstanceByName(hazelcastInstanceName);
if (instance != null) {
// dirty leader election
leader = instance.getCluster().getMembers().iterator().next().localMember();
} else {
log.warn("Clustering error, running the polling task in this node");
}
} else {
log.warn("Although proxy is cluster aware, clustering config are not present, hence running the" + " the polling task in this node");
}
if (!leader) {
if (log.isDebugEnabled()) {
log.debug("This Member is not the leader");
}
entry.setLastPollState(PollTableEntry.NONE);
long now = System.currentTimeMillis();
entry.setLastPollTime(now);
entry.setNextPollTime(now + entry.getPollInterval());
onPollCompletion(entry);
return;
}
if (log.isDebugEnabled()) {
log.debug("This Member is the leader");
}
}
FileSystemOptions fso = null;
setFileSystemClosed(false);
try {
fso = VFSUtils.attachFileSystemOptions(entry.getVfsSchemeProperties(), fsManager);
} catch (Exception e) {
log.error("Error while attaching VFS file system properties. " + e.getMessage());
}
FileObject fileObject = null;
// TODO : Trying to make the correct URL out of the malformed one.
if (fileURI.contains("vfs:")) {
fileURI = fileURI.substring(fileURI.indexOf("vfs:") + 4);
}
if (log.isDebugEnabled()) {
log.debug("Scanning directory or file : " + VFSUtils.maskURLPassword(fileURI));
}
boolean wasError = true;
int retryCount = 0;
int maxRetryCount = entry.getMaxRetryCount();
long reconnectionTimeout = entry.getReconnectTimeout();
while (wasError) {
try {
retryCount++;
fileObject = fsManager.resolveFile(fileURI, fso);
if (fileObject == null) {
log.error("fileObject is null");
throw new FileSystemException("fileObject is null");
}
wasError = false;
} catch (FileSystemException e) {
if (retryCount >= maxRetryCount) {
processFailure("Repeatedly failed to resolve the file URI: " + VFSUtils.maskURLPassword(fileURI), e, entry);
closeFileSystem(fileObject);
return;
} else {
log.warn("Failed to resolve the file URI: " + VFSUtils.maskURLPassword(fileURI) + ", in attempt " + retryCount + ", " + e.getMessage() + " Retrying in " + reconnectionTimeout + " milliseconds.");
}
}
if (wasError) {
try {
Thread.sleep(reconnectionTimeout);
} catch (InterruptedException e2) {
log.error("Thread was interrupted while waiting to reconnect.", e2);
}
}
}
try {
if (fileObject.exists() && fileObject.isReadable()) {
entry.setLastPollState(PollTableEntry.NONE);
FileObject[] children = null;
try {
children = fileObject.getChildren();
} catch (FileNotFolderException ignored) {
} catch (FileSystemException ex) {
log.error(ex.getMessage(), ex);
}
// if this is a file that would translate to a single message
if (children == null || children.length == 0) {
boolean isFailedRecord = false;
if (entry.getMoveAfterMoveFailure() != null) {
isFailedRecord = isFailedRecord(fileObject, entry);
}
if (fileObject.getType() == FileType.FILE && !isFailedRecord) {
boolean runPostProcess = true;
if (!entry.isFileLockingEnabled() || (entry.isFileLockingEnabled() && acquireLock(fsManager, fileObject, entry, fso, true))) {
try {
if (fileObject.getType() == FileType.FILE) {
processFile(entry, fileObject);
entry.setLastPollState(PollTableEntry.SUCCSESSFUL);
metrics.incrementMessagesReceived();
} else {
runPostProcess = false;
}
} catch (AxisFault e) {
if (e.getCause() instanceof FileNotFoundException) {
log.warn("Error processing File URI : " + VFSUtils.maskURLPassword(fileObject.getName().toString()) + ". This can be due to file moved from another process.");
runPostProcess = false;
} else {
logException("Error processing File URI : " + VFSUtils.maskURLPassword(fileObject.getName().getURI()), e);
entry.setLastPollState(PollTableEntry.FAILED);
metrics.incrementFaultsReceiving();
}
}
if (runPostProcess) {
try {
moveOrDeleteAfterProcessing(entry, fileObject, fso);
} catch (AxisFault axisFault) {
logException("File object '" + VFSUtils.maskURLPassword(fileObject.getURL().toString()) + "' " + "cloud not be moved", axisFault);
entry.setLastPollState(PollTableEntry.FAILED);
String timeStamp = VFSUtils.getSystemTime(entry.getFailedRecordTimestampFormat());
addFailedRecord(entry, fileObject, timeStamp);
}
}
if (entry.isFileLockingEnabled()) {
VFSUtils.releaseLock(fsManager, fileObject, fso);
if (log.isDebugEnabled()) {
log.debug("Removed the lock file '" + VFSUtils.maskURLPassword(fileObject.toString()) + ".lock' of the file '" + VFSUtils.maskURLPassword(fileObject.toString()));
}
}
} else if (log.isDebugEnabled()) {
log.debug("Couldn't get the lock for processing the file : " + VFSUtils.maskURLPassword(fileObject.getName().getURI()));
} else if (isFailedRecord) {
if (entry.isFileLockingEnabled()) {
VFSUtils.releaseLock(fsManager, fileObject, fso);
}
// schedule a cleanup task if the file is there
if (fsManager.resolveFile(fileObject.getURL().toString(), fso) != null && removeTaskState == STATE_STOPPED && entry.getMoveAfterMoveFailure() != null) {
workerPool.execute(new FileRemoveTask(entry, fileObject, fso));
}
if (log.isDebugEnabled()) {
log.debug("File '" + VFSUtils.maskURLPassword(fileObject.getURL().toString()) + "' has been marked as a failed" + " record, it will not process");
}
}
}
} else {
int failCount = 0;
int successCount = 0;
int processCount = 0;
Integer iFileProcessingInterval = entry.getFileProcessingInterval();
Integer iFileProcessingCount = entry.getFileProcessingCount();
if (log.isDebugEnabled()) {
log.debug("File name pattern : " + entry.getFileNamePattern());
}
// Sort the files
String strSortParam = entry.getFileSortParam();
if (strSortParam != null) {
log.debug("Start Sorting the files.");
boolean bSortOrderAsscending = entry.isFileSortAscending();
if (log.isDebugEnabled()) {
log.debug("Sorting the files by : " + strSortParam + ". (" + bSortOrderAsscending + ")");
}
if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_NAME) && bSortOrderAsscending) {
Arrays.sort(children, new FileNameAscComparator());
} else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_NAME) && !bSortOrderAsscending) {
Arrays.sort(children, new FileNameDesComparator());
} else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_SIZE) && bSortOrderAsscending) {
Arrays.sort(children, new FileSizeAscComparator());
} else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_SIZE) && !bSortOrderAsscending) {
Arrays.sort(children, new FileSizeDesComparator());
} else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP) && bSortOrderAsscending) {
Arrays.sort(children, new FileLastmodifiedtimestampAscComparator());
} else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP) && !bSortOrderAsscending) {
Arrays.sort(children, new FileLastmodifiedtimestampDesComparator());
}
log.debug("End Sorting the files.");
}
for (FileObject child : children) {
// Stop processing when service get undeployed
if (state != BaseConstants.STARTED || !entry.getService().isActive()) {
return;
}
/**
* Before starting to process another file, see whether the proxy is stopped or not.
*/
if (entry.isCanceled()) {
break;
}
// skipping *.lock file
if (child.getName().getBaseName().endsWith(".lock")) {
continue;
}
// skipping subfolders
if (child.getType() != FileType.FILE) {
continue;
}
// skipping files depending on size limitation
if (entry.getFileSizeLimit() >= 0 && child.getContent().getSize() > entry.getFileSizeLimit()) {
if (log.isDebugEnabled()) {
log.debug("Ignoring file - " + child.getName().getBaseName() + " size - " + child.getContent().getSize() + " since it exceeds file size limit - " + entry.getFileSizeLimit());
}
continue;
}
boolean isFailedRecord = false;
if (entry.getMoveAfterMoveFailure() != null) {
isFailedRecord = isFailedRecord(child, entry);
}
if (entry.getFileNamePattern() != null && child.getName().getBaseName().matches(entry.getFileNamePattern())) {
// now we try to get the lock and process
if (log.isDebugEnabled()) {
log.debug("Matching file : " + child.getName().getBaseName());
}
boolean runPostProcess = true;
if ((!entry.isFileLockingEnabled() || (entry.isFileLockingEnabled() && VFSUtils.acquireLock(fsManager, child, fso, true))) && !isFailedRecord) {
// process the file
try {
if (log.isDebugEnabled()) {
log.debug("Processing file :" + VFSUtils.maskURLPassword(child.toString()));
}
processCount++;
if (child.getType() == FileType.FILE) {
processFile(entry, child);
successCount++;
// tell moveOrDeleteAfterProcessing() file was success
entry.setLastPollState(PollTableEntry.SUCCSESSFUL);
metrics.incrementMessagesReceived();
} else {
runPostProcess = false;
}
} catch (Exception e) {
if (e.getCause() instanceof FileNotFoundException) {
log.warn("Error processing File URI : " + VFSUtils.maskURLPassword(child.getName().toString()) + ". This can be due to file moved from another process.");
runPostProcess = false;
} else {
logException("Error processing File URI : " + VFSUtils.maskURLPassword(child.getName().getURI()), e);
failCount++;
// tell moveOrDeleteAfterProcessing() file failed
entry.setLastPollState(PollTableEntry.FAILED);
metrics.incrementFaultsReceiving();
}
}
// skipping un-locking file if failed to do delete/move after process
boolean skipUnlock = false;
if (runPostProcess) {
try {
moveOrDeleteAfterProcessing(entry, child, fso);
} catch (AxisFault axisFault) {
logException("File object '" + VFSUtils.maskURLPassword(child.getURL().toString()) + "'cloud not be moved, will remain in \"locked\" state", axisFault);
skipUnlock = true;
failCount++;
entry.setLastPollState(PollTableEntry.FAILED);
String timeStamp = VFSUtils.getSystemTime(entry.getFailedRecordTimestampFormat());
addFailedRecord(entry, child, timeStamp);
}
}
// if there is a failure or not we'll try to release the lock
if (entry.isFileLockingEnabled() && !skipUnlock) {
VFSUtils.releaseLock(fsManager, child, fso);
}
}
} else if (entry.getFileNamePattern() != null && !child.getName().getBaseName().matches(entry.getFileNamePattern())) {
// child's file name does not match the file name pattern
if (log.isDebugEnabled()) {
log.debug("Non-Matching file : " + child.getName().getBaseName());
}
} else if (isFailedRecord) {
// it is a failed record
if (entry.isFileLockingEnabled()) {
VFSUtils.releaseLock(fsManager, child, fso);
VFSUtils.releaseLock(fsManager, fileObject, fso);
}
if (fsManager.resolveFile(child.getURL().toString(), fso) != null && removeTaskState == STATE_STOPPED && entry.getMoveAfterMoveFailure() != null) {
workerPool.execute(new FileRemoveTask(entry, child, fso));
}
if (log.isDebugEnabled()) {
log.debug("File '" + VFSUtils.maskURLPassword(fileObject.getURL().toString()) + "' has been marked as a failed record, it will not " + "process");
}
}
if (iFileProcessingInterval != null && iFileProcessingInterval > 0) {
try {
if (log.isDebugEnabled()) {
log.debug("Put the VFS processor to sleep for : " + iFileProcessingInterval);
}
Thread.sleep(iFileProcessingInterval);
} catch (InterruptedException ie) {
log.error("Unable to set the interval between file processors." + ie);
}
} else if (iFileProcessingCount != null && iFileProcessingCount <= processCount) {
break;
}
}
if (failCount == 0 && successCount > 0) {
entry.setLastPollState(PollTableEntry.SUCCSESSFUL);
} else if (successCount == 0 && failCount > 0) {
entry.setLastPollState(PollTableEntry.FAILED);
} else {
entry.setLastPollState(PollTableEntry.WITH_ERRORS);
}
}
// processing of this poll table entry is complete
long now = System.currentTimeMillis();
entry.setLastPollTime(now);
entry.setNextPollTime(now + entry.getPollInterval());
} else if (log.isDebugEnabled()) {
log.debug("Unable to access or read file or directory : " + VFSUtils.maskURLPassword(fileURI) + "." + " Reason: " + (fileObject.exists() ? (fileObject.isReadable() ? "Unknown reason" : "The file can not be read!") : "The file does not exists!"));
}
onPollCompletion(entry);
} catch (FileSystemException e) {
processFailure("Error checking for existence and readability : " + VFSUtils.maskURLPassword(fileURI), e, entry);
} catch (Exception ex) {
processFailure("Un-handled exception thrown when processing the file : ", ex, entry);
} finally {
closeFileSystem(fileObject);
}
}
use of org.wso2.carbon.humantask.core.engine.commands.Release in project core-util by WSO2Telco.
the class OAuthApplicationDataStubFactory method passivateObject.
/**
* This is used to clean up the OAuth validation stub and releases to the object pool.
*
* @param o object that needs to be released.
* @throws Exception throws when failed to release to the pool
*/
@Override
public void passivateObject(Object o) throws Exception {
if (o instanceof OAuthAdminServiceStub) {
OAuthAdminServiceStub stub = (OAuthAdminServiceStub) o;
stub._getServiceClient().cleanupTransport();
}
}
use of org.wso2.carbon.humantask.core.engine.commands.Release in project carbon-business-process by wso2.
the class TaskOperationsImpl method release.
/**
* Release the task, i.e. set the task back to status Ready.
* @param taskId : task identifier
* @throws IllegalStateFault
* @throws IllegalOperationFault
* @throws IllegalArgumentFault
* @throws IllegalAccessFault
*/
public void release(final URI taskId) throws IllegalStateFault, IllegalOperationFault, IllegalArgumentFault, IllegalAccessFault {
try {
validateTaskId(taskId);
HumanTaskServiceComponent.getHumanTaskServer().getTaskEngine().getScheduler().execTransaction(new Callable<Object>() {
public Object call() throws Exception {
HumanTaskCommand releaseCommand = new Release(getCaller(), new Long(taskId.toString()));
releaseCommand.execute();
return null;
}
});
} catch (Exception ex) {
handleException(ex);
}
}
use of org.wso2.carbon.humantask.core.engine.commands.Release in project wso2-synapse by wso2.
the class VFSTransportSenderTest method testTransportSenderInitAndSend.
/**
* Test Transport sender initialization and sending a file
* @throws AxisFault
*/
public void testTransportSenderInitAndSend() throws AxisFault, XMLStreamException {
// Clear file holder
MockFileHolder.getInstance().clear();
VFSTransportSender vfsTransportSender = new VFSTransportSender();
ConfigurationContext configurationContext = new ConfigurationContext(new AxisConfiguration());
TransportOutDescription transportOutDescription = new TransportOutDescription("Test");
// Enable Autolock release
transportOutDescription.addParameter(new Parameter(VFSConstants.TRANSPORT_AUTO_LOCK_RELEASE, true));
// Set Autolock release interval with default value
transportOutDescription.addParameter(new Parameter(VFSConstants.TRANSPORT_AUTO_LOCK_RELEASE_INTERVAL, 20000));
transportOutDescription.addParameter(new Parameter(VFSConstants.TRANSPORT_AUTO_LOCK_RELEASE_SAME_NODE, true));
vfsTransportSender.init(configurationContext, transportOutDescription);
// Create message context
org.apache.axis2.context.MessageContext mc = new org.apache.axis2.context.MessageContext();
populateMessageContext(mc);
String filePath = "test1:///foo/bar/test-" + System.currentTimeMillis() + ".ack";
String parameters = "?transport.vfs.MaxRetryCount=0&transport.vfs.ReconnectTimeout=1&" + "transport.vfs.SendFileSynchronously=true&transport.vfs.CreateFolder=true";
String fURI = filePath + parameters;
OutTransportInfo outTransportInfo = new VFSOutTransportInfo(fURI, true);
vfsTransportSender.sendMessage(mc, fURI, outTransportInfo);
MockFileHolder fileHolder = MockFileHolder.getInstance();
Assert.assertNotNull("File creation failed", fileHolder.getFile(filePath));
}
use of org.wso2.carbon.humantask.core.engine.commands.Release in project carbon-business-process by wso2.
the class Delegate method checkPreConditions.
/**
* Checks the Pre-conditions before executing the task operation.
*/
@Override
protected void checkPreConditions() {
checkForValidTask();
OrganizationalEntityDAO caller = getOperationInvoker();
TaskDAO task = getTask();
// if the delegatee is not an existing user
if (!getEngine().getPeopleQueryEvaluator().isExistingUser(delegatee.getName())) {
String errMsg = String.format("The user[%s] cannot delegate task[id:%d] to the given" + " delegatee[name:%s] as he/she does not exist in the user store", caller.getName(), task.getId(), delegatee.getName());
log.error(errMsg);
throw new HumanTaskIllegalArgumentException(errMsg);
}
if (isExcludedOwner(delegatee.getName())) {
String errMsg = String.format("The user[%s] cannot delegate task[id:%d] to the given" + " delegatee[name:%s] as he/she is an exclude owner for this task.", caller.getName(), task.getId(), delegatee.getName());
log.error(errMsg);
throw new HumanTaskIllegalArgumentException(errMsg);
}
// if the task is in reserved or in-progress we have to release it first.
if (TaskStatus.RESERVED.equals(task.getStatus()) || TaskStatus.IN_PROGRESS.equals(task.getStatus())) {
// task releasing can be done only by bus admins and the actual owner.
List<GenericHumanRoleDAO.GenericHumanRoleType> allowedRoles = new ArrayList<GenericHumanRoleDAO.GenericHumanRoleType>();
allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.BUSINESS_ADMINISTRATORS);
allowedRoles.add(GenericHumanRoleDAO.GenericHumanRoleType.ACTUAL_OWNER);
try {
authoriseRoles(allowedRoles);
} catch (Exception ex) {
String err = String.format("The task[id:%d] can be only delegated after it's released. " + "But for the task to be released you need to be a business " + "administrator or the actual owner of the task. " + "Given user[%s] is not in those roles!", task.getId(), caller.getName());
log.error(err);
throw new HumanTaskIllegalAccessException(err, ex);
}
task.release();
}
// Add delegatee as a potential owner.
GenericHumanRoleDAO potentialOwnersRole = task.getGenericHumanRole(GenericHumanRoleDAO.GenericHumanRoleType.POTENTIAL_OWNERS);
if (getEngine().getPeopleQueryEvaluator().isOrgEntityInRole(delegatee, potentialOwnersRole)) {
task.persistToPotentialOwners(delegatee);
}
}
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