private void FinishSynchronization(string fileName, SynchronizationReport report, ServerInfo sourceServer, Guid sourceFileETag)
{
try
{
// we want to execute those operation in a single batch but we also have to ensure that
// Raven/Synchronization/Sources/sourceServerId config is modified only by one finishing synchronization at the same time
SynchronizationFinishLocks.GetOrAdd(sourceServer.Id, new ReaderWriterLockSlim()).EnterWriteLock();
SynchronizationTask.IncomingSynchronizationFinished(fileName, sourceServer, sourceFileETag);
Storage.Batch(accessor =>
{
SaveSynchronizationReport(fileName, accessor, report);
FileLockManager.UnlockByDeletingSyncConfiguration(fileName, accessor);
if (report.Exception == null)
{
SaveSynchronizationSourceInformation(sourceServer, sourceFileETag, accessor);
}
});
}
catch (Exception ex)
{
Log.ErrorException(
string.Format("Failed to finish synchronization of a file '{0}' from {1}", fileName, sourceServer), ex);
}
finally
{
SynchronizationFinishLocks.GetOrAdd(sourceServer.Id, new ReaderWriterLockSlim()).ExitWriteLock();
}
}
public void AssertFileIsNotBeingSynced(string fileName)
{
Storage.Batch(accessor =>
{
if (FileLockManager.TimeoutExceeded(fileName, accessor))
{
FileLockManager.UnlockByDeletingSyncConfiguration(fileName, accessor);
}
else
{
Log.Debug("Cannot execute operation because file '{0}' is being synced", fileName);
throw new SynchronizationException(string.Format("File {0} is being synced", fileName));
}
});
}
protected void AssertFileIsNotBeingSynced(string fileName, IStorageActionsAccessor accessor,
bool wrapByResponseException = false)
{
if (FileLockManager.TimeoutExceeded(fileName, accessor))
{
FileLockManager.UnlockByDeletingSyncConfiguration(fileName, accessor);
}
else
{
Log.Debug("Cannot execute operation because file '{0}' is being synced", fileName);
var beingSyncedException = new SynchronizationException(string.Format("File {0} is being synced", fileName));
if (wrapByResponseException)
{
throw new HttpResponseException(Request.CreateResponse((HttpStatusCode)420, beingSyncedException));
}
throw beingSyncedException;
}
}