internal static void Shutdown()
{
if (_instance == null)
{
_started = false;
SnLog.WriteWarning("Repository shutdown has already completed.");
return;
}
lock (_startStopSync)
{
if (_instance == null)
{
_started = false;
SnLog.WriteWarning("Repository shutdown has already completed.");
return;
}
SnTrace.Repository.Write("Sending a goodbye message.");
_instance.ConsoleWriteLine();
_instance.ConsoleWriteLine("Sending a goodbye message...");
DistributedApplication.ClusterChannel.ClusterMemberInfo.NeedToRecover = false;
var pingMessage = new PingMessage();
pingMessage.Send();
foreach (var svc in _instance.serviceInstances)
{
SnTrace.Repository.Write("Shutting down {0}", svc.GetType().Name);
svc.Shutdown();
}
SnTrace.Repository.Write("Shutting down {0}", DistributedApplication.ClusterChannel.GetType().Name);
DistributedApplication.ClusterChannel.ShutDown();
SnTrace.Repository.Write("Shutting down Security.");
SecurityHandler.ShutDownSecurity();
SnTrace.Repository.Write("Shutting down IndexingEngine.");
IndexManager.ShutDown();
ContextHandler.Reset();
var t = DateTime.UtcNow - _instance._startupInfo.Starting;
var msg = $"Repository has stopped. Running time: {t.Days}.{t.Hours:d2}:{t.Minutes:d2}:{t.Seconds:d2}";
SnTrace.Repository.Write(msg);
SnTrace.Flush();
_instance.ConsoleWriteLine(msg);
_instance.ConsoleWriteLine();
SnLog.WriteInformation(msg);
_instance = null;
_started = false;
}
}
/// <summary>
/// Function to receive ping
/// </summary>
/// <param name="ping">The ping message to be received</param>
private void ReceivedPing(PingMessage ping)
{
// Update peer
foreach (var peer in _peers)
{
if (peer.Value.GetUuid().Equals(ping.fromUuid))
{
peer.Value.SetIp(ping.fromIp);
peer.Value.UpdateLastSeen();
peer.Value.SetOnline(true);
peer.Value.diskSpace = ping.diskSpace;
if (ping.type.Equals(TypeCode.RESPONSE))
{
peer.Value.AddPingToList(ping.GetElapsedTime());
}
}
}
// Respond to ping
if (ping.type.Equals(TypeCode.REQUEST))
{
ping.CreateReply();
ping.statusCode = StatusCode.OK;
ping.diskSpace = DiskHelper.GetTotalAvailableSpace(_path);
ping.Send();
}
else
{
// Received response, should send peerlist
var peerFetch =
new PeerFetcherMessage(GetAPeer(ping.fromUuid))
{
peers = this.GetPeerList()
};
// Removed the receiver from the list, as he should not add himself
foreach (Peer peer in peerFetch.peers)
{
if (string.Compare(peer.GetIp().Trim(), peerFetch.toIp.Trim(), StringComparison.Ordinal) == 0)
{
peerFetch.peers.Remove(peer);
break;
}
}
peerFetch.Send();
}
}
public void Ping(long millis, string pathToFolder)
{
long time = (millis > 0) ? millis : DateTimeOffset.Now.ToUnixTimeMilliseconds();
if (this._nextPing < time)
{
PingMessage ping = new PingMessage(this);
ping.fromIp = NetworkHelper.GetLocalIpAddress();
ping.type = Messages.TypeCode.REQUEST;
ping.statusCode = StatusCode.OK;
ping.diskSpace = DiskHelper.GetTotalAvailableSpace(pathToFolder);
ping.Send();
// Ping every 60 seconds and if a peer didnt respond add extra time before retrying.
this._nextPing = DateTimeOffset.Now.ToUnixTimeMilliseconds() + 10000 +
(this._pingsWithoutResponse * 10000);
this._pingsWithoutResponse++;
if (this._pingsWithoutResponse >= 2)
{
this.SetOnline(false);
}
}
}
internal static void Shutdown()
{
if (_instance == null)
{
Logger.WriteWarning(Logger.EventId.NotDefined, "Repository shutdown has already completed.");
return;
}
lock (_shutDownSync)
{
if (_instance == null)
{
Logger.WriteWarning(Logger.EventId.NotDefined, "Repository shutdown has already completed.");
return;
}
DetailedLogger.Log("Sending a goodbye message."); // category: general
_instance.ConsoleWriteLine();
_instance.ConsoleWriteLine("Sending a goodbye message...");
DistributedApplication.ClusterChannel.ClusterMemberInfo.NeedToRecover = false;
var pingMessage = new PingMessage();
pingMessage.Send();
foreach (var svc in _instance.serviceInstances)
{
DetailedLogger.Log("Shutting down {0}", svc.GetType().Name); // category: general
svc.Shutdown();
}
BackgroundOperations.TaskManager.Stop();
DetailedLogger.Log("Shutting down {0}", DistributedApplication.ClusterChannel.GetType().Name); // category: general
DistributedApplication.ClusterChannel.ShutDown();
if (Instance.StartSettings.BackupIndexAtTheEnd)
{
DetailedLogger.Log("Backing up the index."); // category: general
if (LuceneManagerIsRunning)
{
_instance.ConsoleWriteLine("Backing up the index...");
BackupTools.SynchronousBackupIndex();
_instance.ConsoleWriteLine("The backup of index is finished.");
}
else
{
_instance.ConsoleWriteLine("Backing up index is skipped because Lucene was not started.");
}
}
if (LuceneManagerIsRunning)
{
DetailedLogger.Log("Shutting down LuceneManager."); // category: general
LuceneManager.ShutDown();
}
DetailedLogger.Log("Waiting for writer lock file is released."); // category: general
WaitForWriterLockFileIsReleased(WaitForLockFileType.OnEnd);
DetailedLogger.Log("Repository has stopped."); // category: general
var t = DateTime.UtcNow - _instance._startupInfo.Starting;
var msg = String.Format("Repository has stopped. Running time: {0}.{1:d2}:{2:d2}:{3:d2}", t.Days,
t.Hours, t.Minutes, t.Seconds);
_instance.ConsoleWriteLine(msg);
_instance.ConsoleWriteLine();
Logger.WriteInformation(Logger.EventId.NotDefined, msg);
_instance = null;
}
}
