void StopConnection()
{
if (isStopping)
{
return;
}
Guid[] allRemoteClients;
lock (startingLock)
{
if (updatingRedis == null)
{
return;
}
if (isStopping)
{
return;
}
isStopping = true;
RemoveAllClients();
updatingRedisCancellation.Cancel();
updatingRedis.Wait();
updatingRedis = null;
updatingRedisCancellation.Dispose();
updatingRedisCancellation = null;
updatingRedisWaitingCancellation.Dispose();
updatingRedisWaitingCancellation = null;
subscriber.UnsubscribeAll();
redisConnection.Close();
redisConnection.Dispose();
redisDatabase = null;
redisConnection = null;
allRemoteClients = GetAllRemoteClients().ToArray();
foreach (var remoteClientId in allRemoteClients)
{
clientTable.Remove(remoteClientId);
}
clientTable = new ClientTable(privateChannelNamePrefix);
clients = new ConcurrentDictionary <Guid, ClientEntity>();
targets = new ConcurrentDictionary <RedisChannel, Guid>();
AdapterStopped?.Invoke(this, EventArgs.Empty);
}
if (RemoteClientRemoved != null)
{
foreach (var remoteClientId in allRemoteClients)
{
RemoteClientRemoved(this, new ClientIdEventArgs(remoteClientId));
}
}
}
void ReadingProcessor()
{
using (BinaryReader binaryReader = new BinaryReader(inputStream))
{
byte commandCode;
try
{
while (!shuttingdownToken.IsCancellationRequested)
{
commandCode = binaryReader.ReadByte();
lastStreamWorkingTime = DateTime.Now;
if (commandCode <= 127) //Private channel data
{
int length = GetInt32FromBytes(commandCode, binaryReader.ReadByte(), binaryReader.ReadByte(), binaryReader.ReadByte());
OnPrivateMessageReceived(length, binaryReader);
}
else if (commandCode == 254) //Ping
{
OnPingReceived();
}
else if (commandCode == 253) //Pong
{
//Do nothing
}
else if (commandCode == 130) //Add or update client with virtual host setting
{
var clientId = binaryReader.ReadGuid();
OnAddOrUpdateClientReceived(clientId, binaryReader);
}
else if (commandCode == 129) //Add or update client without virtual host setting
{
var clientId = binaryReader.ReadGuid();
OnAddOrUpdateClientReceived(clientId);
}
else if (commandCode == 131) //Remove
{
var clientId = binaryReader.ReadGuid();
OnRemoveClientReceived(clientId);
}
else if (commandCode == 128) //Hello
{
OnHelloReceived();
}
else if (commandCode == 255) //Link closed
{
binaryReader.Close();
StopProcessing(true);
break;
}
}
}
catch (Exception ex)
{
if (!shuttingdownToken.IsCancellationRequested) //Or, it is closed by terminating reading process.
{
if (ConnectionErrorOccurred != null)
{
ConnectionExceptionEventArgs e = new ConnectionExceptionEventArgs(ex, true, false);
ConnectionErrorOccurred(this, e);
}
StopProcessing(true);
}
}
}
AdapterStopped?.Invoke(this, EventArgs.Empty);
}
