internal void AddThreadlines(SyncPacket packet)
{
foreach (var flow in XRay.FlowMap)
{
if (!NewStackItems.ContainsKey(flow.ThreadID) || NewStackItems[flow.ThreadID] == 0)
{
continue;
}
PairList threadline;
if (!Threadlines.TryGetValue(flow.ThreadID, out threadline))
{
threadline = new PairList();
Threadlines[flow.ThreadID] = threadline;
}
int newItems = NewStackItems[flow.ThreadID];
int minDepth = int.MaxValue;
int sendCount = Math.Min(newItems, MaxStackItemsPerThreadSent);
foreach (var item in flow.EnumerateThreadline(sendCount))
{
if (item.Depth < minDepth)
{
minDepth = item.Depth;
}
threadline.Add(new Tuple <int, int>((item.Call == null) ? item.NodeID : item.Call.ID, item.Depth));
}
// set new items to 0, iterate new items on threadline add
NewStackItems[flow.ThreadID] = 0;
// send top level of stack, so remote node is in sync (these are often pushed off the threadline)
PairList threadstack;
if (!ThreadStacks.TryGetValue(flow.ThreadID, out threadstack))
{
threadstack = new PairList();
ThreadStacks[flow.ThreadID] = threadstack;
}
for (int i = minDepth - 1; i >= 0; i--)
{
var item = flow.Stack[i];
threadstack.Add(new Tuple <int, int>((item.Call == null) ? item.NodeID : item.Call.ID, item.Depth));
}
}
if (Threadlines.Count > 0)
{
packet.Threadlines = Threadlines;
Threadlines = new Dictionary <int, PairList>();
DataToSend = true;
}
if (ThreadStacks.Count > 0)
{
packet.ThreadStacks = ThreadStacks;
ThreadStacks = new Dictionary <int, PairList>();
DataToSend = true;
}
}
public void SendSyncPacket(SyncPacket packet)
{
int bytesSent = SendPacket(packet);
if (bytesSent > 0)
{
SyncCount++;
LastSyncSize = bytesSent;
}
}
private void Receive_Sync(XConnection connection, G2ReceivedPacket packet)
{
// received by client from server
var sync = SyncPacket.Decode(packet.Root);
//Log("Sync packet received");
connection.SyncCount++;
connection.LastSyncSize = packet.Root.PacketSize;
XRay.RemoteSync(sync);
}
private static void ReadPairListMap(ref Dictionary <int, PairList> map, SyncPacket sync, G2Header child)
{
if (map == null)
{
map = new Dictionary <int, PairList>();
}
int id = 0;
PairList list = new PairList();
foreach (var sub in G2Protocol.EnumerateChildren(child))
{
if (sub.Name == ChildPacket_ThreadID)
{
id = BitConverter.ToInt32(sub.Data, sub.PayloadPos);
}
else if (sub.Name == ChildPacket_PairList)
{
list = PairList.FromBytes(sub.Data, sub.PayloadPos, sub.PayloadSize);
}
}
map[id] = list;
}
private static void ReadPairListMap(ref Dictionary<int, PairList> map, SyncPacket sync, G2Header child)
{
if (map == null)
map = new Dictionary<int, PairList>();
int id = 0;
PairList list = new PairList();
foreach (var sub in G2Protocol.EnumerateChildren(child))
if (sub.Name == ChildPacket_ThreadID)
id = BitConverter.ToInt32(sub.Data, sub.PayloadPos);
else if (sub.Name == ChildPacket_PairList)
list = PairList.FromBytes(sub.Data, sub.PayloadPos, sub.PayloadSize);
map[id] = list;
}
public static SyncPacket Decode(G2Header root)
{
var sync = new SyncPacket();
foreach (var child in G2Protocol.EnumerateChildren(root))
{
switch (child.Name)
{
case Packet_FunctionHit:
sync.FunctionHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_ExceptionHit:
sync.ExceptionHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_ConstructedHit:
sync.ConstructedHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_DisposedHit:
sync.DisposeHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_NewCalls:
sync.NewCalls = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_CallHits:
sync.CallHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_CallStats:
sync.CallStats = PacketExts.StatsFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_Inits:
sync.Inits = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_NewThreads:
if (sync.NewThreads == null)
sync.NewThreads = new Dictionary<int, Tuple<string, bool>>();
int id = 0;
string name = null;
bool alive = false;
foreach (var sub in G2Protocol.EnumerateChildren(child))
if (sub.Name == ChildPacket_ThreadID)
id = BitConverter.ToInt32(sub.Data, sub.PayloadPos);
else if (sub.Name == ChildPacket_ThreadName)
name = UTF8Encoding.UTF8.GetString(sub.Data, sub.PayloadPos, sub.PayloadSize);
else if (sub.Name == ChildPacket_ThreadAlive)
alive = BitConverter.ToBoolean(sub.Data, sub.PayloadPos);
sync.NewThreads[id] = new Tuple<string, bool>(name, alive);
break;
case Packet_ThreadChanges:
if (sync.ThreadChanges == null)
sync.ThreadChanges = new Dictionary<int, bool>();
int id2 = 0;
bool alive2 = false;
foreach (var sub in G2Protocol.EnumerateChildren(child))
if (sub.Name == ChildPacket_ThreadID)
id2 = BitConverter.ToInt32(sub.Data, sub.PayloadPos);
else if (sub.Name == ChildPacket_ThreadAlive)
alive2 = BitConverter.ToBoolean(sub.Data, sub.PayloadPos);
sync.ThreadChanges[id2] = alive2;
break;
case Packet_NodeThreads:
sync.NodeThreads = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_CallThreads:
sync.CallThreads = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_Threadlines:
ReadPairListMap(ref sync.Threadlines, sync, child);
break;
case Packet_ThreadStacks:
ReadPairListMap(ref sync.ThreadStacks, sync, child);
break;
}
}
return sync;
}
public static SyncPacket Decode(G2Header root)
{
var sync = new SyncPacket();
foreach (var child in G2Protocol.EnumerateChildren(root))
{
switch (child.Name)
{
case Packet_FunctionHit:
sync.FunctionHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_ExceptionHit:
sync.ExceptionHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_ConstructedHit:
sync.ConstructedHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_DisposedHit:
sync.DisposeHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_NewCalls:
sync.NewCalls = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_CallHits:
sync.CallHits = PacketExts.HashSetFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_CallStats:
sync.CallStats = PacketExts.StatsFromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_Inits:
sync.Inits = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_NewThreads:
if (sync.NewThreads == null)
{
sync.NewThreads = new Dictionary <int, Tuple <string, bool> >();
}
int id = 0;
string name = null;
bool alive = false;
foreach (var sub in G2Protocol.EnumerateChildren(child))
{
if (sub.Name == ChildPacket_ThreadID)
{
id = BitConverter.ToInt32(sub.Data, sub.PayloadPos);
}
else if (sub.Name == ChildPacket_ThreadName)
{
name = UTF8Encoding.UTF8.GetString(sub.Data, sub.PayloadPos, sub.PayloadSize);
}
else if (sub.Name == ChildPacket_ThreadAlive)
{
alive = BitConverter.ToBoolean(sub.Data, sub.PayloadPos);
}
}
sync.NewThreads[id] = new Tuple <string, bool>(name, alive);
break;
case Packet_ThreadChanges:
if (sync.ThreadChanges == null)
{
sync.ThreadChanges = new Dictionary <int, bool>();
}
int id2 = 0;
bool alive2 = false;
foreach (var sub in G2Protocol.EnumerateChildren(child))
{
if (sub.Name == ChildPacket_ThreadID)
{
id2 = BitConverter.ToInt32(sub.Data, sub.PayloadPos);
}
else if (sub.Name == ChildPacket_ThreadAlive)
{
alive2 = BitConverter.ToBoolean(sub.Data, sub.PayloadPos);
}
}
sync.ThreadChanges[id2] = alive2;
break;
case Packet_NodeThreads:
sync.NodeThreads = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_CallThreads:
sync.CallThreads = PairList.FromBytes(child.Data, child.PayloadPos, child.PayloadSize);
break;
case Packet_Threadlines:
ReadPairListMap(ref sync.Threadlines, sync, child);
break;
case Packet_ThreadStacks:
ReadPairListMap(ref sync.ThreadStacks, sync, child);
break;
}
}
return(sync);
}
internal static void RemoteSync(SyncPacket packet)
{
if (packet.FunctionHits != null)
foreach (var id in packet.FunctionHits)
{
var node = Nodes[id];
node.FunctionHit = ShowTicks;
// mark covered
if (!CoveredNodes[id])
SetCovered(node);
}
if (packet.ExceptionHits != null)
foreach (var id in packet.ExceptionHits)
Nodes[id].ExceptionHit = ShowTicks;
if (packet.ConstructedHits != null)
foreach (var id in packet.ConstructedHits)
Nodes[id].ConstructedHit = ShowTicks;
if (packet.DisposeHits != null)
foreach (var id in packet.DisposeHits)
Nodes[id].DisposeHit = ShowTicks;
if (packet.NewCalls != null)
foreach (var newCall in packet.NewCalls)
{
int source = newCall.Item1;
int dest = newCall.Item2;
int hash = source * FunctionCount + dest;
if (!CallMap.Contains(hash))
CreateNewCall(hash, source, Nodes[dest]);
else
{
// on re-connect this will happen
//Debug.Assert(false, "New call already added in sync");
}
}
if (packet.CallHits != null)
foreach (var hash in packet.CallHits)
{
FunctionCall call;
if (!CallMap.TryGetValue(hash, out call))
{
Debug.Assert(false, "Call not found in sync");
continue;
}
call.Hit = ShowTicks;
if (ClassTracking)
TrackClassCall(call, 0);
}
if (packet.CallStats != null)
{
foreach (var stat in packet.CallStats)
{
FunctionCall call;
if (!CallMap.TryGetValue(stat.ID, out call))
{
Debug.Assert(false, "Call not found in sync");
continue;
}
call.TotalHits = stat.TotalHits;
call.TotalCallTime = stat.TotalCallTime;
call.TotalTimeOutsideDest = stat.TotalTimeOutsideDest;
}
}
if (packet.Inits != null)
foreach (var init in packet.Inits)
{
var source = Nodes[init.Item1];
var initClass = Nodes[init.Item2];
CheckCreateInit(source, initClass);
}
if(packet.NewThreads != null)
foreach (var thread in packet.NewThreads)
{
int id = thread.Key;
string name = thread.Value.Item1;
bool alive = thread.Value.Item2;
if (!FlowMap.Contains(id))
FlowMap.Add(id, new ThreadFlow() { ThreadID = id, Name = name, IsAlive = alive });
else
{
// on re-connect this will happen
//Debug.Assert(false, "Flow already contains thread on sync");
}
}
if(packet.ThreadChanges != null)
foreach (var thread in packet.ThreadChanges)
{
ThreadFlow flow;
if (FlowMap.TryGetValue(thread.Key, out flow))
flow.IsAlive = thread.Value;
else
Debug.Assert(false, "Thread not found on sync");
}
if(packet.NodeThreads != null)
foreach (var nodeThread in packet.NodeThreads)
{
var node = Nodes[nodeThread.Item1];
if (node.ThreadIDs == null)
node.ThreadIDs = new HashSet<int>();
node.ThreadIDs.Add(nodeThread.Item2);
}
if (packet.CallThreads != null)
foreach (var callThread in packet.CallThreads)
{
FunctionCall call;
if (!CallMap.TryGetValue(callThread.Item1, out call))
{
Debug.Assert(false, "Call thread not found on sync");
continue;
}
if (call.ThreadIDs == null)
call.ThreadIDs = new HashSet<int>();
call.ThreadIDs.Add(callThread.Item2);
// add thread to class class (might not exist for internal calls)
if (!ClassCallMap.TryGetValue(call.ClassCallHash, out call))
continue;
if (call.ThreadIDs == null)
call.ThreadIDs = new HashSet<int>();
call.ThreadIDs.Add(callThread.Item2);
}
if (packet.ThreadStacks != null)
foreach (var threadstack in packet.ThreadStacks)
{
ThreadFlow flow;
if (!FlowMap.TryGetValue(threadstack.Key, out flow))
Debug.Assert(false, "Thread not found on sync");
foreach (var itemPos in threadstack.Value)
{
var item = GetStackItem(itemPos);
flow.Stack[item.Depth] = item;
}
}
if(packet.Threadlines != null)
foreach (var threadline in packet.Threadlines)
{
ThreadFlow flow;
if (!FlowMap.TryGetValue(threadline.Key, out flow))
Debug.Assert(false, "Thread not found on sync");
// list sent to us latest first, add oldest first
threadline.Value.Reverse();
foreach (var itemPos in threadline.Value)
{
var item = GetStackItem(itemPos);
flow.AddStackItem(item);
}
}
}
public bool DoSync()
{
if (Connection.State != TcpState.Connected)
{
return(false);
}
// this is how we throttle the connection to available bandwidth
if (!Connection.SendReady)
{
return(false);
}
DataToSend = false;
// save current set and create a new one so other threads dont get tripped up
var packet = new SyncPacket();
AddSet(ref FunctionHits, ref packet.FunctionHits);
AddSet(ref ExceptionHits, ref packet.ExceptionHits);
AddSet(ref ConstructedHits, ref packet.ConstructedHits);
AddSet(ref DisposeHits, ref packet.DisposeHits);
AddPairs(ref NewCalls, ref packet.NewCalls);
AddSet(ref CallHits, ref packet.CallHits);
if (TrackProfiling)
{
if (packet.CallHits != null)
{
foreach (var id in packet.CallHits)
{
CallStats.Add(id); // copy over to stats for bulk send
}
}
if (SendStatsCounter > SendStatsInterval && CallStats.Count > 0)
{
packet.CallStats = new List <CallStat>();
foreach (var hash in CallStats)
{
packet.CallStats.Add(new CallStat(XRay.CallMap[hash]));
}
CallStats = new HashSet <int>();
SendStatsCounter = 0;
DataToSend = true;
}
}
AddPairs(ref Inits, ref packet.Inits);
if (NewThreads.Count > 0)
{
packet.NewThreads = NewThreads;
NewThreads = new Dictionary <int, Tuple <string, bool> >();
DataToSend = true;
}
if (ThreadChanges.Count > 0)
{
packet.ThreadChanges = ThreadChanges;
ThreadChanges = new Dictionary <int, bool>();
DataToSend = true;
}
AddPairs(ref NodeThreads, ref packet.NodeThreads);
AddPairs(ref CallThreads, ref packet.CallThreads);
if (TrackThreadlines)
{
AddThreadlines(packet);
}
// check that there's space in the send buffer to send state
if (DataToSend)
{
Connection.SendSyncPacket(packet);
return(true);
}
return(false);
}
public bool DoSync()
{
if (Connection.State != TcpState.Connected)
return false;
// this is how we throttle the connection to available bandwidth
if (!Connection.SendReady)
return false;
DataToSend = false;
// save current set and create a new one so other threads dont get tripped up
var packet = new SyncPacket();
AddSet(ref FunctionHits, ref packet.FunctionHits);
AddSet(ref ExceptionHits, ref packet.ExceptionHits);
AddSet(ref ConstructedHits, ref packet.ConstructedHits);
AddSet(ref DisposeHits, ref packet.DisposeHits);
AddPairs(ref NewCalls, ref packet.NewCalls);
AddSet(ref CallHits, ref packet.CallHits);
if (TrackProfiling)
{
if (packet.CallHits != null)
foreach (var id in packet.CallHits)
CallStats.Add(id); // copy over to stats for bulk send
if (SendStatsCounter > SendStatsInterval && CallStats.Count > 0)
{
packet.CallStats = new List<CallStat>();
foreach (var hash in CallStats)
packet.CallStats.Add(new CallStat(XRay.CallMap[hash]));
CallStats = new HashSet<int>();
SendStatsCounter = 0;
DataToSend = true;
}
}
AddPairs(ref Inits, ref packet.Inits);
if (NewThreads.Count > 0)
{
packet.NewThreads = NewThreads;
NewThreads = new Dictionary<int, Tuple<string, bool>>();
DataToSend = true;
}
if (ThreadChanges.Count > 0)
{
packet.ThreadChanges = ThreadChanges;
ThreadChanges = new Dictionary<int, bool>();
DataToSend = true;
}
AddPairs(ref NodeThreads, ref packet.NodeThreads);
AddPairs(ref CallThreads, ref packet.CallThreads);
if(TrackThreadlines)
AddThreadlines(packet);
// check that there's space in the send buffer to send state
if (DataToSend)
{
Connection.SendSyncPacket(packet);
return true;
}
return false;
}
internal void AddThreadlines(SyncPacket packet)
{
foreach (var flow in XRay.FlowMap)
{
if (!NewStackItems.ContainsKey(flow.ThreadID) || NewStackItems[flow.ThreadID] == 0)
continue;
PairList threadline;
if (!Threadlines.TryGetValue(flow.ThreadID, out threadline))
{
threadline = new PairList();
Threadlines[flow.ThreadID] = threadline;
}
int newItems = NewStackItems[flow.ThreadID];
int minDepth = int.MaxValue;
int sendCount = Math.Min(newItems, MaxStackItemsPerThreadSent);
foreach (var item in flow.EnumerateThreadline(sendCount))
{
if (item.Depth < minDepth)
minDepth = item.Depth;
threadline.Add(new Tuple<int, int>((item.Call == null) ? item.NodeID : item.Call.ID, item.Depth));
}
// set new items to 0, iterate new items on threadline add
NewStackItems[flow.ThreadID] = 0;
// send top level of stack, so remote node is in sync (these are often pushed off the threadline)
PairList threadstack;
if (!ThreadStacks.TryGetValue(flow.ThreadID, out threadstack))
{
threadstack = new PairList();
ThreadStacks[flow.ThreadID] = threadstack;
}
for (int i = minDepth - 1; i >= 0; i--)
{
var item = flow.Stack[i];
threadstack.Add(new Tuple<int, int>((item.Call == null) ? item.NodeID : item.Call.ID, item.Depth));
}
}
if (Threadlines.Count > 0)
{
packet.Threadlines = Threadlines;
Threadlines = new Dictionary<int, PairList>();
DataToSend = true;
}
if (ThreadStacks.Count > 0)
{
packet.ThreadStacks = ThreadStacks;
ThreadStacks = new Dictionary<int, PairList>();
DataToSend = true;
}
}
public void SendSyncPacket(SyncPacket packet)
{
int bytesSent = SendPacket(packet);
if (bytesSent > 0)
{
SyncCount++;
LastSyncSize = bytesSent;
}
}