public void RaiseNotifications(IndexChange indexChange)
{
OnIndexChange?.Invoke(indexChange);
foreach (var connection in Connections)
{
connection.Value.SendIndexChanges(indexChange);
}
}
public void SendIndexChanges(IndexChange change)
{
if (_watchAllIndexes > 0)
{
Send(change);
return;
}
if (change.Name != null && _matchingIndexes.Contains(change.Name))
{
Send(change);
}
}
public bool AddIndexChange(Index target, Index.CHANGE change)
{
IndexChange newChange = new IndexChange(target, change);
if (allChanges.Contains(newChange))
{
Global.Methods.PrintError("This index change was added previously: " + newChange);
return(false);
}
allChanges.Add(newChange);
Global.Methods.PrintInfo("New value change added: " + newChange);
return(true);
}
private void AddIndexIfNecessary(IndexChange change)
{
if (change.Type != IndexChangeTypes.IndexAdded)
{
return;
}
Task.Factory.StartNew(async() =>
{
await _locker.WaitAsync();
try
{
if (_loadedIndexes.ContainsKey(change.Name))
{
return;
}
var database = await _databaseLandlord.TryGetOrCreateResourceStore(_databaseName);
using (database.ServerStore.ContextPool.AllocateOperationContext(out TransactionOperationContext context))
{
context.OpenReadTransaction();
var mapping = GetIndexMapping(context, database.ServerStore, database.Name);
if (mapping.ContainsKey(change.Name) == false)
{
context.CloseTransaction();
var result = await database.ServerStore.SendToLeaderAsync(new UpdateSnmpDatabaseIndexesMappingCommand(_databaseName, new List <string>
{
change.Name
}, RaftIdGenerator.NewId()));
await database.ServerStore.Cluster.WaitForIndexNotification(result.Index);
context.OpenReadTransaction();
mapping = GetIndexMapping(context, database.ServerStore, database.Name);
}
LoadIndex(change.Name, (int)mapping[change.Name]);
}
}
finally
{
_locker.Release();
}
});
}
private void Send(IndexChange change)
{
var value = new DynamicJsonValue
{
["Type"] = nameof(IndexChange),
["Value"] = change.ToJson()
};
if (_disposeToken.IsCancellationRequested == false)
{
_sendQueue.Enqueue(new ChangeValue
{
ValueToSend = value,
AllowSkip = change.Type == IndexChangeTypes.BatchCompleted
});
}
}
private void OnIndexChange(IndexChange change)
{
IndexAndPerformanceStatsList indexAndPerformanceStats;
switch (change.Type)
{
case IndexChangeTypes.IndexRemoved:
_perIndexStats.TryRemove(change.Name, out indexAndPerformanceStats);
return;
case IndexChangeTypes.Renamed:
var indexRenameChange = change as IndexRenameChange;
Debug.Assert(indexRenameChange != null);
_perIndexStats.TryRemove(indexRenameChange.OldIndexName, out indexAndPerformanceStats);
break;
}
if (change.Type != IndexChangeTypes.BatchCompleted && change.Type != IndexChangeTypes.IndexPaused)
{
return;
}
if (_perIndexStats.TryGetValue(change.Name, out indexAndPerformanceStats) == false)
{
var index = Database.IndexStore.GetIndex(change.Name);
if (index == null)
{
return;
}
indexAndPerformanceStats = new IndexAndPerformanceStatsList(change.Name);
_perIndexStats.TryAdd(change.Name, indexAndPerformanceStats);
}
var indexInstance = Database.IndexStore.GetIndex(indexAndPerformanceStats.Handler);
var latestStat = indexInstance?.GetLatestIndexingStat();
if (latestStat != null)
{
indexAndPerformanceStats.Performance.Add(latestStat);
}
}
