public override bool OnStart()
{
var readPath = RoleEnvironment.GetLocalResource("ReadStorage").RootPath;
var writePath = RoleEnvironment.GetLocalResource("WriteStorage").RootPath;
var subscription = "lucene" ;
var account = CloudStorageAccount.Parse(RoleEnvironment.GetConfigurationSettingValue("Blob"));
var hub = new Hub(RoleEnvironment.GetConfigurationSettingValue("ServiceBus"));
var criticalWait = Task.Run(() =>
{
string writeFolder = Path.Combine(writePath, "lucene");
if (!System.IO.Directory.Exists(writeFolder))
{
System.IO.Directory.CreateDirectory(writeFolder);
}
string combine = Path.Combine(readPath, subscription);
if (!System.IO.Directory.Exists(combine))
{
System.IO.Directory.CreateDirectory(combine);
}
var localDirectory = new Lucene.Net.Store.SimpleFSDirectory(new DirectoryInfo(combine));
var masterDirectory = new AzureDirectory(account, subscription);
var irs = new IntermediateReaderService(masterDirectory, hub, localDirectory, true);
masterDirectory.Dispose();
return new IndexInfo {IRS = irs as IDisposable, Directory = localDirectory};
})
.ContinueWith(t => _localIndexes = new[] {t.Result});
_luceneWriter = new SearchWriterService(new AzureDirectory(account, "lucene", new Lucene.Net.Store.SimpleFSDirectory(new DirectoryInfo(writePath))), true);
var subscriptionName = string.Format("{0:yyyyMMddHHmmss}_{1}", DateTime.UtcNow, Guid.NewGuid().ToString().Replace("-", string.Empty));
hub.CreateSubscription("lucene", subscriptionName)
.ContinueWith(t =>
{
_luceneTempInstanceSubscription = t.Result;
return hub.SubscribeWithRoutingKey("lucene", subscriptionName, OnSearchMessage)
.ContinueWith(t2 => _luceneSearchSubscription = t.Result);
})
.Unwrap();
return base.OnStart();
}
private BrokeredMessageResults Message(GenericPayloadDeliverInfo genericPayloadDeliverInfo)
{
var body = genericPayloadDeliverInfo.Payload.GetBody <GenericSearchItem>().GetBody();
_writer.UpdateDocument(SearchWriterService.GetTerm(body), SearchWriterService.GetDocument(body));
if (!_enableNearRealTimeCache)
{
_writer.Commit();
}
else
{
lock (Sync)
{
HasEntitites++;
}
}
return(BrokeredMessageResults.NoMatter);
}
