public async Task Dispose()
{
_status = IndexStatus.Disposed;
//get all silos
Dictionary <SiloAddress, SiloStatus> hosts = await SiloUtils.GetHosts(true);
var numHosts = hosts.Keys.Count;
Task[] disposeToSilos = new Task[numHosts];
int i = 0;
IList <IOrleansQueryResultStream <V> > result = new List <IOrleansQueryResultStream <V> >();
GrainId grainID = GetGrainID(IndexUtils.GetIndexNameFromIndexGrain(this));
foreach (SiloAddress siloAddress in hosts.Keys)
{
//dispose the index on each silo
disposeToSilos[i] = InsideRuntimeClient.Current.InternalGrainFactory.GetSystemTarget <ActiveHashIndexPartitionedPerSiloBucket>(
grainID,
siloAddress
).Dispose();
++i;
}
await Task.WhenAll(disposeToSilos);
}
async Task IndexInterface.Lookup(IOrleansQueryResultStream <IIndexableGrain> result, object key)
{
if (logger.IsVerbose)
{
logger.Verbose("Streamed index lookup called for key = {0}", key);
}
//get all silos
Dictionary <SiloAddress, SiloStatus> hosts = await SiloUtils.GetHosts(true);
ISet <Task <IOrleansQueryResult <IIndexableGrain> > > queriesToSilos = GetResultQueries(hosts, key);
//TODO: After fixing the problem with OrleansStream, this part is not needed anymore
while (queriesToSilos.Count > 0)
{
// Identify the first task that completes.
Task <IOrleansQueryResult <IIndexableGrain> > firstFinishedTask = await Task.WhenAny(queriesToSilos);
// ***Remove the selected task from the list so that you don't
// process it more than once.
queriesToSilos.Remove(firstFinishedTask);
// Await the completed task.
IOrleansQueryResult <IIndexableGrain> partialResult = await firstFinishedTask;
await result.OnNextBatchAsync(partialResult);
}
await result.OnCompletedAsync();
}
private static async Task <IEnumerable <Tuple <GrainId, string, int> > > GetGrainActivations()
{
Dictionary <SiloAddress, SiloStatus> hosts = await SiloUtils.GetHosts(true);
SiloAddress[] silos = hosts.Keys.ToArray();
return(await GetGrainActivations(silos));
}
private async Task <IEnumerable <Tuple <GrainId, string, int> > > GetGrainActivations(SiloAddress[] hostsIds)
{
IEnumerable <Task <List <Tuple <GrainId, string, int> > > > all = SiloUtils.GetSiloAddresses(hostsIds).Select(s => SiloUtils.GetSiloControlReference(s).GetGrainStatistics());
List <Tuple <GrainId, string, int> >[] result = await Task.WhenAll(all);
return(result.SelectMany(s => s));
}
async Task <IOrleansQueryResult <IIndexableGrain> > IndexInterface.Lookup(object key)
{
if (logger.IsVerbose)
{
logger.Verbose("Eager index lookup called for key = {0}", key);
}
//get all silos
Dictionary <SiloAddress, SiloStatus> hosts = await SiloUtils.GetHosts(true);
IEnumerable <IIndexableGrain>[] queriesToSilos = await Task.WhenAll(GetResultQueries(hosts, key));
return(new OrleansQueryResult <V>(queriesToSilos.SelectMany(res => res.Select(e => e.AsReference <V>())).ToList()));
}
private Task <Dictionary <SiloAddress, SiloStatus> > GetHosts(bool onlyActive = false)
{
return(SiloUtils.GetHosts(onlyActive));
}
