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Merge branch 'master' into careminster

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Conflicts:
	OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
This commit is contained in:
Melanie
2012-10-17 00:03:02 +01:00
parent c4fcfec24e fc861c7904
commit ad60a29c93
4 changed files with 136 additions and 31 deletions
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54
OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
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@@ -192,7 +192,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
/// </summary>
private IClientAPI m_currentIncomingClient;
public LLUDPServer(IPAddress listenIP, ref uint port, int proxyPortOffsetParm, bool allow_alternate_port, IConfigSource configSource, AgentCircuitManager circuitManager)
public LLUDPServer(
IPAddress listenIP, ref uint port, int proxyPortOffsetParm, bool allow_alternate_port,
IConfigSource configSource, AgentCircuitManager circuitManager)
: base(listenIP, (int)port)
{
#region Environment.TickCount Measurement
@@ -246,6 +248,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
{
PacketPool.Instance.RecyclePackets = packetConfig.GetBoolean("RecyclePackets", true);
PacketPool.Instance.RecycleDataBlocks = packetConfig.GetBoolean("RecycleDataBlocks", true);
UsePools = packetConfig.GetBoolean("RecycleBaseUDPPackets", false);
}
#region BinaryStats
@@ -288,8 +291,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
private void StartInbound()
{
m_log.InfoFormat(
"[LLUDPSERVER]: Starting inbound packet processing for the LLUDP server in {0} mode",
m_asyncPacketHandling ? "asynchronous" : "synchronous");
"[LLUDPSERVER]: Starting inbound packet processing for the LLUDP server in {0} mode with UsePools = {1}",
m_asyncPacketHandling ? "asynchronous" : "synchronous", UsePools);
base.StartInbound(m_recvBufferSize, m_asyncPacketHandling);
@@ -304,7 +307,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
Watchdog.DEFAULT_WATCHDOG_TIMEOUT_MS);
}
private void StartOutbound()
private new void StartOutbound()
{
m_log.Info("[LLUDPSERVER]: Starting outbound packet processing for the LLUDP server");
@@ -321,7 +324,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
Watchdog.DEFAULT_WATCHDOG_TIMEOUT_MS);
}
public new void Stop()
public void Stop()
{
m_log.Info("[LLUDPSERVER]: Shutting down the LLUDP server for " + m_scene.RegionInfo.RegionName);
base.StopOutbound();
@@ -810,7 +813,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
LLUDPClient udpClient = null;
Packet packet = null;
int packetEnd = buffer.DataLength - 1;
IPEndPoint address = (IPEndPoint)buffer.RemoteEndPoint;
IPEndPoint endPoint = (IPEndPoint)buffer.RemoteEndPoint;
#region Decoding
@@ -820,7 +823,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
// "[LLUDPSERVER]: Dropping undersized packet with {0} bytes received from {1} in {2}",
// buffer.DataLength, buffer.RemoteEndPoint, m_scene.RegionInfo.RegionName);
return; // Drop undersizd packet
return; // Drop undersized packet
}
int headerLen = 7;
@@ -846,6 +849,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
// packet = Packet.BuildPacket(buffer.Data, ref packetEnd,
// // Only allocate a buffer for zerodecoding if the packet is zerocoded
// ((buffer.Data[0] & Helpers.MSG_ZEROCODED) != 0) ? new byte[4096] : null);
// If OpenSimUDPBase.UsePool == true (which is currently separate from the PacketPool) then we
// assume that packet construction does not retain a reference to byte[] buffer.Data (instead, all
// bytes are copied out).
packet = PacketPool.Instance.GetPacket(buffer.Data, ref packetEnd,
// Only allocate a buffer for zerodecoding if the packet is zerocoded
((buffer.Data[0] & Helpers.MSG_ZEROCODED) != 0) ? new byte[4096] : null);
@@ -887,7 +893,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
// If there is already a client for this endpoint, don't process UseCircuitCode
IClientAPI client = null;
if (!m_scene.TryGetClient(address, out client))
if (!m_scene.TryGetClient(endPoint, out client) || !(client is LLClientView))
{
// UseCircuitCode handling
if (packet.Type == PacketType.UseCircuitCode)
@@ -895,13 +901,15 @@ namespace OpenSim.Region.ClientStack.LindenUDP
// And if there is a UseCircuitCode pending, also drop it
lock (m_pendingCache)
{
if (m_pendingCache.Contains(address))
if (m_pendingCache.Contains(endPoint))
return;
m_pendingCache.AddOrUpdate(address, new Queue<UDPPacketBuffer>(), 60);
m_pendingCache.AddOrUpdate(endPoint, new Queue<UDPPacketBuffer>(), 60);
}
object[] array = new object[] { buffer, packet };
// We need to copy the endpoint so that it doesn't get changed when another thread reuses the
// buffer.
object[] array = new object[] { new IPEndPoint(endPoint.Address, endPoint.Port), packet };
Util.FireAndForget(HandleUseCircuitCode, array);
@@ -913,7 +921,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
lock (m_pendingCache)
{
Queue<UDPPacketBuffer> queue;
if (m_pendingCache.TryGetValue(address, out queue))
if (m_pendingCache.TryGetValue(endPoint, out queue))
{
//m_log.DebugFormat("[LLUDPSERVER]: Enqueued a {0} packet into the pending queue", packet.Type);
queue.Enqueue(buffer);
@@ -1128,21 +1136,19 @@ namespace OpenSim.Region.ClientStack.LindenUDP
private void HandleUseCircuitCode(object o)
{
IPEndPoint remoteEndPoint = null;
IPEndPoint endPoint = null;
IClientAPI client = null;
try
{
// DateTime startTime = DateTime.Now;
object[] array = (object[])o;
UDPPacketBuffer buffer = (UDPPacketBuffer)array[0];
endPoint = (IPEndPoint)array[0];
UseCircuitCodePacket uccp = (UseCircuitCodePacket)array[1];
m_log.DebugFormat(
"[LLUDPSERVER]: Handling UseCircuitCode request for circuit {0} to {1} from IP {2}",
uccp.CircuitCode.Code, m_scene.RegionInfo.RegionName, buffer.RemoteEndPoint);
remoteEndPoint = (IPEndPoint)buffer.RemoteEndPoint;
uccp.CircuitCode.Code, m_scene.RegionInfo.RegionName, endPoint);
AuthenticateResponse sessionInfo;
if (IsClientAuthorized(uccp, out sessionInfo))
@@ -1153,13 +1159,13 @@ namespace OpenSim.Region.ClientStack.LindenUDP
uccp.CircuitCode.Code,
uccp.CircuitCode.ID,
uccp.CircuitCode.SessionID,
remoteEndPoint,
endPoint,
sessionInfo);
// Send ack straight away to let the viewer know that the connection is active.
// The client will be null if it already exists (e.g. if on a region crossing the client sends a use
// circuit code to the existing child agent. This is not particularly obvious.
SendAckImmediate(remoteEndPoint, uccp.Header.Sequence);
SendAckImmediate(endPoint, uccp.Header.Sequence);
// We only want to send initial data to new clients, not ones which are being converted from child to root.
if (client != null)
@@ -1173,12 +1179,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
lock (m_pendingCache)
{
if (!m_pendingCache.TryGetValue(remoteEndPoint, out queue))
if (!m_pendingCache.TryGetValue(endPoint, out queue))
{
m_log.DebugFormat("[LLUDPSERVER]: Client created but no pending queue present");
return;
}
m_pendingCache.Remove(remoteEndPoint);
m_pendingCache.Remove(endPoint);
}
m_log.DebugFormat("[LLUDPSERVER]: Client created, processing pending queue, {0} entries", queue.Count);
@@ -1196,9 +1202,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
// Don't create clients for unauthorized requesters.
m_log.WarnFormat(
"[LLUDPSERVER]: Ignoring connection request for {0} to {1} with unknown circuit code {2} from IP {3}",
uccp.CircuitCode.ID, m_scene.RegionInfo.RegionName, uccp.CircuitCode.Code, remoteEndPoint);
uccp.CircuitCode.ID, m_scene.RegionInfo.RegionName, uccp.CircuitCode.Code, endPoint);
lock (m_pendingCache)
m_pendingCache.Remove(remoteEndPoint);
m_pendingCache.Remove(endPoint);
}
// m_log.DebugFormat(
@@ -1210,7 +1216,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
{
m_log.ErrorFormat(
"[LLUDPSERVER]: UseCircuitCode handling from endpoint {0}, client {1} {2} failed. Exception {3}{4}",
remoteEndPoint != null ? remoteEndPoint.ToString() : "n/a",
endPoint != null ? endPoint.ToString() : "n/a",
client != null ? client.Name : "unknown",
client != null ? client.AgentId.ToString() : "unknown",
e.Message,