private async Task OnRefreshClusterMapTimer(object _)
{
// Check if we have to refresh
if (!hasToRefreshClusterGrainInterfaceMap)
{
logger.Verbose3("OnRefreshClusterMapTimer: no refresh required");
return;
}
hasToRefreshClusterGrainInterfaceMap = false;
logger.Info("OnRefreshClusterMapTimer: refresh start");
var activeSilos = statusOracle.GetApproximateSiloStatuses(onlyActive: true);
var knownSilosClusterGrainInterfaceMap = grainTypeManager.GrainInterfaceMapsBySilo;
// Build the new map. Always start by himself
var newSilosClusterGrainInterfaceMap = new Dictionary <SiloAddress, GrainInterfaceMap>
{
{ this.Silo, grainTypeManager.GetTypeCodeMap() }
};
var getGrainInterfaceMapTasks = new List <Task <KeyValuePair <SiloAddress, GrainInterfaceMap> > >();
foreach (var siloAddress in activeSilos.Keys)
{
if (siloAddress.Equals(this.Silo))
{
continue;
}
GrainInterfaceMap value;
if (knownSilosClusterGrainInterfaceMap.TryGetValue(siloAddress, out value))
{
logger.Verbose3($"OnRefreshClusterMapTimer: value already found locally for {siloAddress}");
newSilosClusterGrainInterfaceMap[siloAddress] = value;
}
else
{
// Value not found, let's get it
logger.Verbose3($"OnRefreshClusterMapTimer: value not found locally for {siloAddress}");
getGrainInterfaceMapTasks.Add(GetTargetSiloGrainInterfaceMap(siloAddress));
}
}
if (getGrainInterfaceMapTasks.Any())
{
foreach (var keyValuePair in await Task.WhenAll(getGrainInterfaceMapTasks))
{
if (keyValuePair.Value != null)
{
newSilosClusterGrainInterfaceMap.Add(keyValuePair.Key, keyValuePair.Value);
}
}
}
grainTypeManager.SetInterfaceMapsBySilo(newSilosClusterGrainInterfaceMap);
versionSelectorManager.ResetCache();
}
private async Task OnRefreshClusterMapTimer(object _)
{
// Check if we have to refresh
if (!hasToRefreshClusterGrainInterfaceMap)
{
if (this.logger.IsEnabled(LogLevel.Trace))
{
logger.Trace("OnRefreshClusterMapTimer: no refresh required");
}
return;
}
while (hasToRefreshClusterGrainInterfaceMap)
{
hasToRefreshClusterGrainInterfaceMap = false;
if (this.logger.IsEnabled(LogLevel.Debug))
{
logger.Debug("OnRefreshClusterMapTimer: refresh start");
}
var activeSilos = statusOracle.GetApproximateSiloStatuses(onlyActive: true);
var knownSilosClusterGrainInterfaceMap = grainTypeManager.GrainInterfaceMapsBySilo;
// Build the new map. Always start by himself
var newSilosClusterGrainInterfaceMap = new Dictionary <SiloAddress, GrainInterfaceMap>
{
{ this.Silo, grainTypeManager.GetTypeCodeMap() }
};
var getGrainInterfaceMapTasks = new List <Task <KeyValuePair <SiloAddress, GrainInterfaceMap> > >();
foreach (var siloAddress in activeSilos.Keys)
{
if (siloAddress.IsSameLogicalSilo(this.Silo))
{
continue;
}
GrainInterfaceMap value;
if (knownSilosClusterGrainInterfaceMap.TryGetValue(siloAddress, out value))
{
if (this.logger.IsEnabled(LogLevel.Trace))
{
this.logger.Trace("OnRefreshClusterMapTimer: value already found locally for {SiloAddress}", siloAddress);
}
newSilosClusterGrainInterfaceMap[siloAddress] = value;
}
else
{
// Value not found, let's get it
if (this.logger.IsEnabled(LogLevel.Debug))
{
this.logger.Debug("OnRefreshClusterMapTimer: value not found locally for {SiloAddress}", siloAddress);
}
getGrainInterfaceMapTasks.Add(GetTargetSiloGrainInterfaceMap(siloAddress));
}
}
if (getGrainInterfaceMapTasks.Any())
{
foreach (var keyValuePair in await Task.WhenAll(getGrainInterfaceMapTasks))
{
if (keyValuePair.Value != null)
{
newSilosClusterGrainInterfaceMap.Add(keyValuePair.Key, keyValuePair.Value);
}
}
}
grainTypeManager.SetInterfaceMapsBySilo(newSilosClusterGrainInterfaceMap);
if (this.versionStore.IsEnabled)
{
await this.GetAndSetDefaultCompatibilityStrategy();
foreach (var kvp in await GetStoredCompatibilityStrategies())
{
this.versionSelectorManager.CompatibilityDirectorManager.SetStrategy(kvp.Key, kvp.Value);
}
await this.GetAndSetDefaultSelectorStrategy();
foreach (var kvp in await GetSelectorStrategies())
{
this.versionSelectorManager.VersionSelectorManager.SetSelector(kvp.Key, kvp.Value);
}
}
versionSelectorManager.ResetCache();
// Either a new silo joined or a refresh failed, so continue until no refresh is required.
if (hasToRefreshClusterGrainInterfaceMap)
{
if (this.logger.IsEnabled(LogLevel.Debug))
{
this.logger.LogDebug("OnRefreshClusterMapTimer: cluster type map still requires a refresh and will be refreshed again after a short delay");
}
await Task.Delay(TimeSpan.FromSeconds(1));
}
}
}