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a few more changes to lludp Xfer download

0.9.1.0-post-fixes
UbitUmarov 2019-06-10 19:17:32 +01:00
parent 2cba0d676e
commit 017253fae9
2 changed files with 28 additions and 16 deletions
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2
OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
View File

@ -2880,7 +2880,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
static private readonly byte[] SendXferPacketHeader = new byte[] {
Helpers.MSG_RELIABLE,
0, //Helpers.MSG_RELIABLE, Xfer control must provide reliabialty
0, 0, 0, 0, // sequence number
0, // extra
18 // ID (high frequency bigendian)

42
OpenSim/Region/CoreModules/Agent/Xfer/XferModule.cs
View File

@ -273,8 +273,8 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer
{
byte[] fileData = NewFiles[fileName].Data;
int burstSize = remoteClient.GetAgentThrottleSilent((int)ThrottleOutPacketType.Task) >> 10;
burstSize = burstSize * (remoteClient.PingTimeMS + 50);
burstSize /= 1000; // ping is ms
burstSize *= remoteClient.PingTimeMS;
burstSize >>= 9; // ping is ms, 2 round trips
XferDownLoad transaction =
new XferDownLoad(fileName, fileData, xferID, remoteClient, burstSize);
@ -327,12 +327,14 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer
public bool isDeleted = false;
private object myLock = new object();
private double lastsendTimeMS;
private double lastACKTimeMS;
private int LastPacket;
private int lastBytes;
private int lastSentPacket;
private int lastAckPacket;
private int burstSize; // additional packets, so can be zero
private int retries;
private bool inBurst;
public XferDownLoad(string fileName, byte[] data, ulong xferID, IClientAPI client, int burstsz)
{
@ -394,12 +396,15 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer
private void SendBurst(double now)
{
inBurst = true;
lastACKTimeMS = now; // reset timeout
int start = lastAckPacket + 1;
int end = start + burstSize;
if (end > LastPacket)
end = LastPacket;
while(start <= end)
while (start <= end)
SendPacket(start++ , now);
inBurst = false;
}
private void SendPacket(int pkt, double now)
@ -422,8 +427,8 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer
Client.SendXferPacket(XferID, pktid, Data, pkt << 10, pktsize, true);
retries = 0;
lastSentPacket = pkt;
lastsendTimeMS = now;
}
/// <summary>
@ -447,30 +452,37 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer
done();
return true;
}
double now = Util.GetTimeStampMS();
SendPacket(lastSentPacket + 1, now);
lastACKTimeMS = now;
retries = 0;
if (!inBurst)
SendPacket(lastSentPacket + 1, now);
return false;
}
}
public bool checkTime(double now)
{
if(Monitor.TryEnter(myLock))
if (Monitor.TryEnter(myLock))
{
if(!isDeleted)
if (!isDeleted && !inBurst)
{
double timeMS = now - lastsendTimeMS;
if(timeMS > 90000.0)
if (++retries >= 4)
done();
else if(timeMS > 3500.0)
else
{
burstSize = 0; // cancel burst mode
SendBurst(now);
double timeMS = now - lastACKTimeMS;
if(timeMS > 3000.0)
{
burstSize >>= 2;
SendBurst(now);
}
}
}
bool isdel = isDeleted;
Monitor.Exit(myLock);
return isDeleted;
return isdel;
}
return false;
}