void _BeforeLoad(byte[] dlldata, string classname, string pluginsource)
{
ensureopen("BeforeLoad");
ensurenotsortd("BeforeLoad");
ensurenotenumd("BeforeLoad");
foreach (SlaveInfo slave in dslaves)
{
slave.nstm.WriteByte((byte)'F'); // 'F' for BeforeLoad (first)
if (null == classname)
{
XContent.SendXContent(slave.nstm, "");
}
else
{
XContent.SendXContent(slave.nstm, classname);
}
XContent.SendXContent(slave.nstm, pluginsource);
XContent.SendXContent(slave.nstm, dlldata);
}
// "Join"...
foreach (SlaveInfo slave in dslaves)
{
slave.SlaveErrorCheck();
}
}
void _RemoteExec(byte[] dlldata, string classname, string pluginsource)
{
foreach (SlaveInfo _slave in dslaves)
{
BufSlaveInfo slave = (BufSlaveInfo)_slave;
slave.nstm.WriteByte((byte)'R'); // 'R' for remoteexec
if (null == classname)
{
XContent.SendXContent(slave.nstm, "");
}
else
{
XContent.SendXContent(slave.nstm, classname);
}
XContent.SendXContent(slave.nstm, pluginsource);
XContent.SendXContent(slave.nstm, dlldata);
}
// "Join"...
foreach (SlaveInfo slave in dslaves)
{
slave.nstm.WriteByte((byte)'.'); // Ping.
if ((int)',' != slave.nstm.ReadByte())
{
throw new Exception("RemoteExec sync error (pong)");
}
}
}
// Note: appendsizes can be null, but the return will still be valid.
// Sizes exclude header data.
protected virtual int GetNumberOfRemoteOutputFilesCreated(int n, IList <long> appendsizes)
{
int result = 0;
foreach (SlaveInfo slave in dslaves)
{
slave.nstm.WriteByte((byte)'r');
Entry.ToBytes(n, buf, 0);
XContent.SendXContent(slave.nstm, buf, 4);
int len;
buf = XContent.ReceiveXBytes(slave.nstm, out len, buf);
if (len >= 4)
{
result += Entry.BytesToInt(buf);
if (null != appendsizes)
{
for (int offset = 4; offset + 8 <= len; offset += 8)
{
appendsizes.Add(Entry.BytesToLong(buf, offset));
}
}
}
}
return(result);
}
internal bool cangetnext()
{
lock (slave)
{
if (first)
{
first = false;
internalsendreset();
}
// 'N' for next..
slave.nstm.WriteByte((byte)'N');
slave.nstm.WriteByte(enumid);
// Replies with tag '+' and xcontent key and xcontent value; or tag '-' if not exists.
int len;
int x = slave.nstm.ReadByte();
if ('+' == x)
{
byte[] key = XContent.ReceiveXBytes(slave.nstm, out len, null); // Null buffer for copy.
byte[] value = XContent.ReceiveXBytes(slave.nstm, out len, null); // Null buffer for copy.
cur = new System.Collections.DictionaryEntry(key, value);
return(true);
}
else if ('-' == x)
{
return(false);
}
else
{
throw new Exception("Server returned invalid response for enumeration");
}
}
}
protected virtual void GetDGlobals()
{
foreach (SlaveInfo slave in dslaves)
{
slave.nstm.WriteByte((byte)'O');
int len = 0;
buf = XContent.ReceiveXBytes(slave.nstm, out len, buf);
DGlobalsM.FromBytes(buf, len, true);
}
}
internal void FlushAddBuf_unlocked()
{
if (addbuflen > 0)
{
int xlen = addbuflen;
addbuflen = 0;
nstm.WriteByte((byte)'p'); // Put/publish batch.
XContent.SendXContent(nstm, addbuf, xlen);
}
}
public void SendXmlConfig(string xml)
{
foreach (SlaveInfo slave in dslaves)
{
slave.nstm.WriteByte((byte)'<');
XContent.SendXContent(slave.nstm, xml);
}
PlusValidate("SendXmlConfig");
}
// Returns true if flushed, false if nothing to flush.
internal bool FlushAddBuf_unlocked()
{
if (addbuflen > 0)
{
int xlen = addbuflen;
addbuflen = 0;
nstm.WriteByte((byte)'p'); // Put/publish batch.
XContent.SendXContent(nstm, addbuf, xlen);
return(true);
}
return(false);
}
protected string GetLastErrorReset()
{
#if SLAVE_GET_LAST_ERROR
nstm.WriteByte((byte)'?');
int len;
errbuf = XContent.ReceiveXBytes(nstm, out len, errbuf);
if (0 != len)
{
return(Encoding.UTF8.GetString(errbuf, 0, len));
}
#endif
return(null); // No error.
}
public override void Open()
{
base.Open();
if (mindupes > 0)
{
foreach (SlaveInfo slave in dslaves)
{
slave.nstm.WriteByte((byte)'M');
DistObject.ToBytes(mindupes, buf, 0);
XContent.SendXContent(slave.nstm, buf, 4);
}
}
}
public static string GetNetworkPath(System.Net.Sockets.NetworkStream nstm, string host)
{
#if VARIABLE_NETWORK_PATHS
nstm.WriteByte((byte)'d'); // Get current directory.
if ((int)'+' != nstm.ReadByte())
{
throw new Exception("GetNetworkPath failure (service didn't report success)");
}
return(LocalPathToNetworkPath(XContent.ReceiveXString(nstm, null), host));
#else
return(LocalPathToNetworkPath(_netpath, host));
#endif
}
public virtual void Add(int a, int b)
{
if (!didopen)
{
throw new Exception("Must Open before writing to Hashtable");
}
B8 b8; // = new B8(a, b);
b8.A = a;
b8.B = b;
//b8.CopyToArray(buf);
//int slaveID = DetermineSlave(buf, 8);
int slaveID = ((b8.A ^ b8.B) & 0x7FFFFFFF) % dslaves.Count;
/*if (slaveID < 0 || slaveID >= dslaves.Count)
* {
* throw new Exception("Slave missing: slaveID needed: " + slaveID.ToString());
* }*/
SlaveInfo slave = dslaves[slaveID];
lock (slave)
{
if (addbufinitsize > 0)
{
BufSlaveInfo bslave = (BufSlaveInfo)slave;
bslave.EnsureAddBuf_unlocked(addbufinitsize);
b8.CopyToArray(buf);
bslave.AddBuf_unlocked(buf, 8);
}
else
{
// 'P' for publish/put
slave.nstm.WriteByte((byte)'P');
DistObject.ToBytes(Int32.MaxValue, buf, 0);
XContent.SendXContent(slave.nstm, buf, 4);
b8.CopyToArray(buf);
XContent.SendXContent(slave.nstm, buf, 8);
// Note: no confirmation
}
}
}
internal void internalsendreset()
{
if (null != dlldata)
{
// 'D' to send DLL containing IBeforeReduceFixed plugin..
slave.nstm.WriteByte((byte)'D');
if (null == classname)
{
XContent.SendXContent(slave.nstm, "");
}
else
{
XContent.SendXContent(slave.nstm, classname);
}
XContent.SendXContent(slave.nstm, this.plugincode);
XContent.SendXContent(slave.nstm, dlldata);
slave.SlaveErrorCheck();
}
}
public int nextbufend = 0; // Where in nextbuf the valid elements end.
internal bool cangetnext()
{
lock (slave)
{
if (first)
{
first = false;
internalsendreset();
}
if (nextbufpos < nextbufend)
{
fillcurfromnextbuf();
return(true);
}
else
{
// 'e for batch next..
slave.nstm.WriteByte((byte)'e');
// Replies with tag '+' and xcontent values; or tag '-' if not exists.
//int len;
int x = slave.nstm.ReadByte();
if ('+' == x)
{
nextbufpos = 0;
nextbufend = 0;
nextbuf = XContent.ReceiveXBytes(slave.nstm, out nextbufend, nextbuf);
slave.SlaveErrorCheck();
fillcurfromnextbuf();
return(true);
}
else if ('-' == x)
{
return(false);
}
else
{
throw new Exception("Server returned invalid response for enumeration");
}
}
}
}
public override void Open()
{
base.Open();
byte[] bappendbuffersize = null;
if (appendbuffersize >= 0)
{
bappendbuffersize = ToBytes(appendbuffersize);
foreach (SlaveInfo slave in dslaves)
{
//if (appendbuffersize >= 0)
{
slave.nstm.WriteByte((byte)'b'); // EnableAppendBuffer
XContent.SendXContent(slave.nstm, bappendbuffersize);
}
}
}
}
// Returns -1 if no such key.
public int Length(byte[] key)
{
if (!didopen)
{
throw new Exception("Must Open before writing to Hashtable");
}
int slaveID = DetermineSlave(key);
if (slaveID < 0 || slaveID >= dslaves.Count)
{
throw new Exception("Sub process missing: subProcessID needed: " + slaveID.ToString());
}
SlaveInfo slave = dslaves[slaveID];
lock (slave)
{
// 'l' for get length
slave.nstm.WriteByte((byte)'l');
XContent.SendXContent(slave.nstm, key);
// Replies with tag '+' and xcontent length; or tag '-' if not exists.
byte[] result = null;
int len;
int x = slave.nstm.ReadByte();
if ('+' == x)
{
result = XContent.ReceiveXBytes(slave.nstm, out len, buf);
return(DistObjectBase.BytesToInt(result)); // Only reads first one.
}
else if ('-' == x)
{
//result = null;
return(-1);
}
else
{
throw new Exception("Server returned invalid response for l (Length)");
}
}
}
void TattleThreadProc()
{
string localhost = System.Net.Dns.GetHostName();
List <string> badhosts = new List <string>(10);
while (!stop)
{
long newlastupdated = RogueHosts.Get(jobid, tattlelastupdated, badhosts);
if (newlastupdated != tattlelastupdated) // has new tattled host
{
tattlelastupdated = newlastupdated;
if (badhosts.Count > 0)
{
string strbhs = "";
for (int i = 0; i < badhosts.Count; i++)
{
if (i > 0)
{
strbhs += ";";
}
strbhs += badhosts[i];
if (string.Compare(badhosts[i], localhost, true) == 0)
{
badlocalhost = true;
}
}
lock (clientstm)
{
clientstm.WriteByte((byte)'e');
XContent.SendXContent(clientstm, strbhs);
}
#if FAILOVER_DEBUG
System.IO.File.AppendAllText(@"c:\temp\vitalsreporter_A5B1E053-9A32-417b-8068-91A7CD5CDEAB.txt", DateTime.Now.ToString() + " rogues sent:" + strbhs + Environment.NewLine);
#endif
}
}
System.Threading.Thread.Sleep(tattletimeout);
}
}
// Gives null if no such key.
public byte[] Get(byte[] key)
{
if (!didopen)
{
throw new Exception("Must Open before reading from Hashtable");
}
int slaveID = DetermineSlave(key);
if (slaveID < 0 || slaveID >= dslaves.Count)
{
throw new Exception("Sub process missing: subProcessID needed: " + slaveID.ToString());
}
SlaveInfo slave = dslaves[slaveID];
lock (slave)
{
// 'G' for get
slave.nstm.WriteByte((byte)'G');
XContent.SendXContent(slave.nstm, key);
// Replies with tag '+' and xcontent value; or tag '-' if not exists.
byte[] result = null;
int len;
int x = slave.nstm.ReadByte();
if ('+' == x)
{
result = XContent.ReceiveXBytes(slave.nstm, out len, null); // Null buffer for copy.
}
else if ('-' == x)
{
//result = null;
}
else
{
throw new Exception("Server returned invalid response for G (get)");
}
return(result);
}
}
public void Add(byte[] key, byte[] value)
{
if (!didopen)
{
throw new Exception("Must Open before writing to Hashtable");
}
int slaveID = DetermineSlave(key);
if (slaveID < 0 || slaveID >= dslaves.Count)
{
throw new Exception("Sub process missing: subProcessID needed: " + slaveID.ToString());
}
SlaveInfo slave = dslaves[slaveID];
lock (slave)
{
// 'P' for publish/put
slave.nstm.WriteByte((byte)'P');
XContent.SendXContent(slave.nstm, key);
XContent.SendXContent(slave.nstm, value);
// Note: no confirmation
}
}
public void Length(byte[] key, int setlength)
{
if (!didopen)
{
throw new Exception("Must Open before writing to Hashtable");
}
int slaveID = DetermineSlave(key);
if (slaveID < 0 || slaveID >= dslaves.Count)
{
throw new Exception("Sub process missing: subProcessID needed: " + slaveID.ToString());
}
SlaveInfo slave = dslaves[slaveID];
lock (slave)
{
// 'L' for set length
slave.nstm.WriteByte((byte)'L');
XContent.SendXContent(slave.nstm, key);
XContent.SendXContent(slave.nstm, DistObjectBase.ToBytes(setlength));
// Note: no confirmation
}
}
protected override void ProcessCommand(NetworkStream nstm, char tag)
{
//string s;
int len;
switch (tag)
{
case 'N': // Next in enumeration..
{
int ienumid = nstm.ReadByte();
if (ienumid >= 0)
{
byte enumid = (byte)ienumid;
if (enumid >= this.enums.Length)
{
nstm.WriteByte((byte)'-');
}
else
{
if (null == this.enums[enumid])
{
this.enums[enumid] = table.GetEnumerator();
}
if (this.enums[enumid].MoveNext())
{
nstm.WriteByte((byte)'+');
System.Collections.DictionaryEntry de = this.enums[enumid].Entry;
XContent.SendXContent(nstm, (byte[])de.Key);
if (AppendBufferingEnabled)
{
AppendBuffer abvalue = (AppendBuffer)de.Value;
byte[] result = abvalue.Get(out len);
XContent.SendXContent(nstm, result, len);
}
else
{
XContent.SendXContent(nstm, (byte[])de.Value);
}
}
else
{
nstm.WriteByte((byte)'-');
}
}
}
}
break;
case 'n': // Reset next in enumeration..
{
int ienumid = nstm.ReadByte();
if (ienumid >= 0)
{
byte enumid = (byte)ienumid;
if (XLog.logging)
{
XLog.log("Starting enumeration (enumid:" + enumid.ToString() + ")");
}
if (enumid < this.enums.Length &&
null != this.enums[enumid])
{
//this.enums[enumid].Reset();
this.enums[enumid] = null;
}
}
}
break;
case 'b': // Enable AppendBuffer
XContent.ReceiveXBytes(nstm, out len, buf);
appendbuffersize = BytesToInt(buf);
if (appendbuffersize < 0 || appendbuffersize >= 16777216)
{
throw new Exception("Invalid AppendBuffer preallocation size (appendbuffersize): " + appendbuffersize.ToString());
}
if (XLog.logging)
{
XLog.log("Enabled AppendBuffer with initial value sizes of " + appendbuffersize.ToString());
}
break;
case 'L': // Set length..
{
// Key..
byte[] putkey = XContent.ReceiveXBytes(nstm, out len, buf);
putkey = GetSliceCopy(putkey, len); // !
// New length..
byte[] putlength = XContent.ReceiveXBytes(nstm, out len, buf);
int newlength = BytesToInt(putlength);
if (AppendBufferingEnabled)
{
object ovalue;
if (UseStringKeys)
{
ovalue = table[Encoding.ASCII.GetString(putkey)];
}
else
{
ovalue = table[putkey];
}
if (null == ovalue)
{
int setbufsize = newlength;
if (setbufsize < appendbuffersize)
{
setbufsize = appendbuffersize; // ?
}
if (UseStringKeys)
{
table[Encoding.ASCII.GetString(putkey)] = new AppendBuffer(setbufsize);
}
else
{
table[putkey] = new AppendBuffer(setbufsize);
}
}
else
{
AppendBuffer abvalue = (AppendBuffer)ovalue;
abvalue.SetLength(newlength);
}
}
else
{
byte[] oldvalue = GetValue(putkey, out len);
if (newlength < len)
{
CopyAndSetValue(putkey, oldvalue, newlength);
}
}
}
break;
case 'G': // Get..
{
//Thread.Sleep(15000);
buf = XContent.ReceiveXBytes(nstm, out len, buf);
byte[] getkey = GetSliceCopy(buf, len);
byte[] result = GetValue(getkey, out len);
if (null == result)
{
nstm.WriteByte((byte)'-'); // Key doesn't exist!
}
else
{
nstm.WriteByte((byte)'+'); // It exists!
XContent.SendXContent(nstm, result, len);
}
}
break;
case 'l': // Get length..
{
byte[] getkey = XContent.ReceiveXBytes(nstm, out len, buf);
getkey = GetSliceCopy(getkey, len);
byte[] value = GetValue(getkey, out len);
if (null == value)
{
nstm.WriteByte((byte)'-'); // Key doesn't exist!
}
else
{
nstm.WriteByte((byte)'+'); // It exists!
XContent.SendXContent(nstm, ToBytes(len));
}
}
break;
case 'P': // Put..
{
// Key..
buf = XContent.ReceiveXBytes(nstm, out len, buf);
byte[] putkey = GetSliceCopy(buf, len);
// Value..
buf = XContent.ReceiveXBytes(nstm, out len, buf);
CopyAndSetValue(putkey, buf, len);
}
break;
case 'a': // Math add..
{
// Key..
buf = XContent.ReceiveXBytes(nstm, out len, buf);
byte[] putkey = GetSliceCopy(buf, len); // !
// Operand..
buf = XContent.ReceiveXBytes(nstm, out len, buf);
if (buf.Length >= 4)
{
int operand = BytesToInt(buf);
// Do add...
byte[] val = GetValue(putkey, out len);
if (null == val || val.Length < 4) // Key doesn't exist, or too small, so assume it was 0.
{
ToBytes(operand, buf, 0);
CopyAndSetValue(putkey, buf, 4);
}
else
{
int existingint = BytesToInt(val);
int result = existingint + operand;
//XLog.log("blarg", "adding " + existingint.ToString() + " and " + operand.ToString() + ", got result " + result.ToString());
ToBytes(result, buf, 0);
CopyAndSetValue(putkey, buf, 4);
}
}
}
break;
case 'A': // Append..
{
// Key..
buf = XContent.ReceiveXBytes(nstm, out len, buf);
byte[] putkey = GetSliceCopy(buf, len);
// Value..
buf = XContent.ReceiveXBytes(nstm, out len, buf);
AppendValue(putkey, buf, len);
}
break;
default:
base.ProcessCommand(nstm, tag);
break;
}
}
protected override void ProcessCommand(System.Net.Sockets.NetworkStream nstm, char tag)
{
int len;
switch (tag)
{
case 'R': // Remote!
{
string classname = XContent.ReceiveXString(nstm, buf);
string xlibfn = CreateXlibFileName("remote");
{
buf = XContent.ReceiveXBytes(nstm, out len, buf);
if (0 != len)
{
System.IO.FileStream stm = System.IO.File.Create(xlibfn);
stm.Write(buf, 0, len);
stm.Close();
}
}
string dllfn = CreateDllFileName("remote");
{
buf = XContent.ReceiveXBytes(nstm, out len, buf);
System.IO.FileStream stm = System.IO.File.Create(dllfn);
stm.Write(buf, 0, len);
stm.Close();
}
if (XLog.logging)
{
string xclassname = classname;
if (null == xclassname)
{
xclassname = "<null>";
}
XLog.log("Loading IRemote plugin named " + xclassname + " for remote: " + dllfn);
}
rem = LoadRemotePlugin(dllfn, classname);
#if DEBUG
try
{
rem.OnRemote();
}
catch (Exception e)
{
throw new UserException(e);
}
#else
rem.OnRemote();
#endif
}
break;
case 'O': //Query DGlobals
{
int byteCount = DGlobalsM.ToBytes(ref buf);
XContent.SendXContent(nstm, buf, byteCount);
}
break;
case 'r':
{
buf = XContent.ReceiveXBytes(nstm, out len, buf);
int n = Entry.BytesToInt(buf);
int count = 0;
if (null != rem)
{
List <long> appendsizes = new List <long>();
try
{
count = rem.GetOutputFileCount(n, appendsizes);
}
catch (Exception e)
{
throw new DistributedObjectsSlave.DistObjectAbortException(e);
}
if (buf.Length < 4 + 8 * appendsizes.Count)
{
buf = new byte[Entry.Round2Power(4 + 8 * appendsizes.Count)];
}
Entry.ToBytes(count, buf, 0);
int offset = 4;
for (int i = 0; i < appendsizes.Count; i++, offset += 8)
{
Entry.LongToBytes(appendsizes[i], buf, offset);
}
XContent.SendXContent(nstm, buf, 4 + 8 * appendsizes.Count);
break; // !
}
Entry.ToBytes(count, buf, 0);
XContent.SendXContent(nstm, buf, 4);
}
break;
default:
base.ProcessCommand(nstm, tag);
break;
}
}
public virtual void ProcessCommands(NetworkStream nstm)
{
//nstm = new XNetworkStream(sock);
int x;
this.nstm = nstm;
try
{
for (; ;)
{
x = nstm.ReadByte();
if (x < 0)
{
//throw new Exception("Unable to read tag for command");
break;
}
buf[0] = (byte)x;
CurrentCommand = (char)x;
if ('\\' == (char)buf[0])
{
if (XLog.logging)
{
XLog.log("Received close command from service; closing");
}
break;
}
else if ('<' == (char)buf[0])
{
try
{
string xml = XContent.ReceiveXString(nstm, buf);
System.Xml.XmlDocument xd = new System.Xml.XmlDocument();
xd.LoadXml(xml);
DistributedObjectsSlave.InitXmlConfig(xd);
ReloadConfig();
}
catch
{
nstm.WriteByte((byte)'-');
throw;
}
nstm.WriteByte((byte)'+');
continue;
}
else if ('?' == (char)buf[0])
{
if (null != lasterror)
{
string lerr = lasterror;
lasterror = null; // Also resets error!
XContent.SendXContent(nstm, lerr);
}
else
{
XContent.SendXContent(nstm, buf, 0); // No error!
}
continue;
}
/*
* if (XLog.logging)
* {
* XLog.log("Slave processing command " + ((char)buf[0]).ToString());
* }
* */
ProcessCommand(nstm, (char)buf[0]);
}
}
catch (System.IO.IOException ioex)
{
// Drop SocketException (shutdown during tasks), rethrow others.
if ((ioex.InnerException as SocketException) == null)
{
throw;
}
#if DEBUG
XLog.errorlog("DistributedObjectsSlave Warning: IOException+SocketException during task shutdown: " + ioex.ToString());
#endif
}
nstm.Close();
nstm.Dispose();
}
// args: <ipaddr> <portnum> <typechar> <capacity> <logfile> <jid>
static void Main(string[] args)
{
MySpace.DataMining.AELight.Surrogate.LogonMachines();
try
{
#if DEBUGnoisy
XLog.errorlog("DistributedObjectsSlave EntryPoint: " + Environment.CommandLine);
#endif
#if DEBUG
//System.Threading.Thread.Sleep(1000 * 8);
{
//string computer_name = System.Environment.GetEnvironmentVariable("COMPUTERNAME");
//if (computer_name == "MAPDDRULE" || computer_name == "MAPDCMILLER")
{
if (System.IO.File.Exists("sleep.txt"))
{
System.Threading.Thread.Sleep(1000 * 8);
int i32 = 1 + 32;
}
}
}
#endif
#if DEBUG
SetPriorityClass(GetCurrentProcess(), BELOW_NORMAL_PRIORITY_CLASS);
#endif
XLog.UserLogFile = args[4];
if (XLog.UserLogFile.StartsWith("&"))
{
XLog.UserLogFile = XLog.UserLogFile.Substring(1);
XLog.DelimitUserErrors = true;
}
#if SLAVE_TRACE
try
{
Thread mainthread = System.Threading.Thread.CurrentThread;
System.Threading.Thread stthd = new System.Threading.Thread(
new System.Threading.ThreadStart(
delegate
{
string spid = System.Diagnostics.Process.GetCurrentProcess().Id.ToString();
try
{
string dotracefile = spid + ".trace";
const string tracefiledelim = "{C8683F6C-0655-42e7-ACD9-0DDED6509A7C}";
for (; ;)
{
System.IO.StreamWriter traceout = null;
for (System.Threading.Thread.Sleep(1000 * 60)
; !System.IO.File.Exists(dotracefile)
; System.Threading.Thread.Sleep(1000 * 60))
{
}
{
string[] tfc;
try
{
tfc = System.IO.File.ReadAllLines(dotracefile);
}
catch
{
continue;
}
if (tfc.Length < 1 || "." != tfc[tfc.Length - 1])
{
continue;
}
try
{
System.IO.File.Delete(dotracefile);
}
catch
{
continue;
}
if ("." != tfc[0])
{
string traceoutfp = tfc[0];
try
{
traceout = System.IO.File.CreateText(traceoutfp);
traceout.Write("BEGIN:");
traceout.WriteLine(tracefiledelim);
}
catch
{
continue;
}
}
}
if (null == traceout)
{
XLog.log("SLAVE_TRACE: " + spid + " Start");
}
for (; ; System.Threading.Thread.Sleep(1000 * 60))
{
{
try
{
#if SLAVE_TRACE_PORT
if (null == traceout)
{
try
{
StringBuilder sbtp = new StringBuilder();
sbtp.Append("SLAVE_TRACE_PORT: " + spid + ":");
for (int i = 0; i < DOSlave_TracePorts.Count; i++)
{
sbtp.Append(' ');
sbtp.Append(DOSlave_TracePorts[i]);
}
if (0 == DOSlave_TracePorts.Count)
{
sbtp.Append(" None");
}
XLog.log(sbtp.ToString());
}
catch
{
}
}
#endif
bool thdsuspended = false;
try
{
mainthread.Suspend();
thdsuspended = true;
}
catch (System.Threading.ThreadStateException)
{
}
try
{
System.Diagnostics.StackTrace st = new System.Diagnostics.StackTrace(mainthread, false);
StringBuilder sbst = new StringBuilder();
const int maxframesprint = 15;
for (int i = 0, imax = Math.Min(maxframesprint, st.FrameCount); i < imax; i++)
{
if (0 != sbst.Length)
{
sbst.Append(", ");
}
string mn = "N/A";
try
{
System.Reflection.MethodBase mb = st.GetFrame(i).GetMethod();
mn = mb.ReflectedType.Name + "." + mb.Name;
}
catch
{
}
sbst.Append(mn);
}
if (st.FrameCount > maxframesprint)
{
sbst.Append(" ... ");
sbst.Append(st.FrameCount - maxframesprint);
sbst.Append(" more");
}
if (null == traceout)
{
XLog.log("SLAVE_TRACE: " + spid + " Trace: " + sbst.ToString());
}
else
{
traceout.WriteLine(sbst.ToString());
}
}
catch (Exception e)
{
XLog.log("SLAVE_TRACE: " + spid + " Error: " + e.ToString());
}
finally
{
if (thdsuspended)
{
mainthread.Resume();
}
}
}
catch (Exception e)
{
XLog.log("SLAVE_TRACE: " + spid + " " + mainthread.Name + " Trace Error: Cannot access thread: " + e.ToString());
}
}
if (null != traceout)
{
traceout.Write(tracefiledelim);
traceout.WriteLine(":END");
traceout.Close();
break;
}
}
}
}
catch (Exception e)
{
XLog.log("SLAVE_TRACE: " + spid + " Trace Failure: " + e.Message);
}
}));
stthd.IsBackground = true;
stthd.Start();
}
catch (Exception est)
{
XLog.log("SLAVE_TRACE: Thread start error: " + est.ToString());
}
#endif
sjid = args[5];
{
int ic = sjid.IndexOf(':');
if (-1 != ic)
{
jobdesc = Encoding.UTF8.GetString(Convert.FromBase64String(sjid.Substring(ic + 1)));
sjid = sjid.Substring(0, ic);
}
}
jid = long.Parse(sjid);
try
{
Environment.SetEnvironmentVariable("DOSLAVE", "DO5");
}
catch
{
}
System.Xml.XmlDocument xd = new System.Xml.XmlDocument();
#if DEBUGslaveconfigload
Random _scsr = new Random(DateTime.Now.Millisecond / 2 + System.Threading.Thread.CurrentThread.ManagedThreadId / 2);
//for (int i = 0; i < 50; i++)
{
System.Threading.Thread.Sleep(_scsr.Next(50, 200));
try
{
xd.Load("slaveconfig.j" + sjid + ".xml");
InitXmlConfig(xd);
}
catch (System.IO.FileNotFoundException e)
{
//System.Diagnostics.Debugger.Launch();
}
catch (Exception e)
{
System.Diagnostics.Debugger.Launch();
throw;
}
}
#else
try
{
xd.Load("slaveconfig.j" + sjid + ".xml");
InitXmlConfig(xd);
}
catch (System.IO.FileNotFoundException e)
{
}
#endif
if (XLog.logging)
{
XLog.log("New Sub Process: '" + args[0] + "' '" + args[1] + "' '" + args[2] + "' '" + args[3] + "' '" + args[4] + "' '" + args[5] + "'");
}
Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
sock.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true);
string host = args[0];
int portnum = ushort.Parse(args[1]);
#if SLAVE_TRACE_PORT
DOSlave_TracePorts.Add(portnum);
#endif
char typechar = args[2][0];
try
{
Thread.Sleep(100); // Give DLL a chance to start accepting.
sock.Connect(host, portnum);
}
catch (Exception e)
{
throw new Exception("Sub-process-to-client(dll) connection error: " + e.ToString() + " [Note: ensure port " + portnum.ToString() + " is free / not blocked]");
}
IDistObject dop;
if ('H' == typechar)
{
int capacity = ParseCapacity(args[3]);
if (XLog.logging)
{
XLog.log("Connected; creating Hashtable with capacity " + args[3]);
}
dop = HashtableObjectPart.Create(capacity);
}
else if ('8' == typechar)
{
int capacity = ParseCapacity(args[3]);
if (XLog.logging)
{
XLog.log("Connected; creating IntComboList with capacity " + args[3]);
}
dop = IntComboListPart.Create(capacity);
}
else if ('C' == typechar) // 12 hex
{
int capacity = ParseCapacity(args[3]);
if (XLog.logging)
{
XLog.log("Connected; creating LongIntComboList with capacity " + args[3]);
}
dop = LongIntComboListPart.Create(capacity);
}
else if ('A' == typechar)
{
//int capacity = ParseCapacity(args[3]);
string[] a = args[3].Split(';');
int count_capacity = ParseCapacity(a[0]);
int estimated_row_capacity = ParseCapacity(a[1]);
int keylen = int.Parse(a[2]);
if (XLog.logging)
{
XLog.log("Connected; creating ArrayComboList(keylength=" + keylen.ToString() + ") with capacity " + args[3]);
}
dop = ArrayComboListPart.Create(count_capacity, estimated_row_capacity, keylen);
}
else if ('R' == typechar)
{
if (XLog.logging)
{
XLog.log("Connected; creating Remote");
}
dop = RemotePart.Create();
}
else if ('F' == typechar)
{
//int capacity = ParseCapacity(args[3]);
string[] a = args[3].Split(';');
int keylen = ParseCapacity(a[2]);
int valuelen = ParseCapacity(a[3]);
if (XLog.logging)
{
XLog.log("Connected; creating FixedArrayComboList(keylength=" + keylen.ToString() + ";valuelength=" + valuelen.ToString() + ")");
}
dop = FixedArrayComboListPart.Create(keylen, valuelen);
}
else
{
throw new Exception("Data type not supported");
}
NetworkStream nstm = new XNetworkStream(sock);
{
// New handshake with client(dll)...
nstm.WriteByte(1);
// ... and the SlavePID:
int SlavePID = System.Diagnostics.Process.GetCurrentProcess().Id;
byte[] bpid = DistObjectBase.ToBytes(SlavePID);
XContent.SendXContent(nstm, bpid);
}
{
int pid = System.Diagnostics.Process.GetCurrentProcess().Id;
string spid = pid.ToString();
string pidfilename = spid + ".j" + sjid + ".slave.pid";
StreamWriter pidfile = new StreamWriter(pidfilename);
pidfile.WriteLine(pid);
pidfile.WriteLine(System.DateTime.Now);
pidfile.WriteLine("jid={0}", sjid);
pidfile.Flush();
for (; ;)
{
try
{
dop.ProcessCommands(nstm);
break;
}
catch (DistObjectAbortException e)
{
XLog.errorlog("ProcessCommands exception: " + e.ToString() + " ((DistObjectAbortException))");
break; // !
}
catch (Exception e)
{
XLog.errorlog("ProcessCommands exception: " + e.ToString() + " ((recovering from this exception))");
}
}
pidfile.Close();
try
{
System.IO.File.Delete(pidfilename);
}
catch
{
}
}
}
catch (Exception e)
{
XLog.errorlog("Main exception: " + e.ToString());
}
}
protected override void ProcessCommand(NetworkStream nstm, char tag)
{
//string s;
int len;
switch (tag)
{
case 'e': // Batch 'get next' enumeration.
{
try
{
int ienumid = nstm.ReadByte();
if (ienumid >= 0)
{
byte enumid = (byte)ienumid;
if (enumid >= this.enums.Length)
{
nstm.WriteByte((byte)'-');
}
else
{
if (null == this.enums[enumid])
{
this.enums[enumid] = new LongIntComboListPartEnumerator(this);
}
int offset = 0;
if (null == buf || buf.Length < 60)
{
throw new Exception("Enumeration batch buffer too small!");
}
//if (uniquecompression) // Compressed...
{
for (; ;)
{
if (!this.enums[enumid].MoveNext())
{
break;
}
B12 b12 = this.enums[enumid].Current;
// Using Big Endian!
b12.CopyToArray(buf, offset);
offset += 12;
if (offset + 12 > buf.Length)
{
break;
}
}
}
if (offset > 0)
{
nstm.WriteByte((byte)'+');
XContent.SendXContent(nstm, buf, offset);
}
else
{
nstm.WriteByte((byte)'-');
}
}
}
}
catch
{
nstm.WriteByte((byte)'-');
throw;
}
}
break;
case 'n': // Reset next in enumeration..
{
int ienumid = nstm.ReadByte();
if (ienumid >= 0)
{
byte enumid = (byte)ienumid;
if (XLog.logging)
{
XLog.log("Starting enumeration (enumid:" + enumid.ToString() + ")");
}
if (enumid < this.enums.Length &&
null != this.enums[enumid])
{
//this.enums[enumid].Reset();
this.enums[enumid] = null;
}
}
}
break;
case 's':
{
try
{
#if ENABLE_TIMING
long start = 0;
if (XLog.logging)
{
QueryPerformanceCounter(out start);
}
#endif
int readbuflen = 1048576;
if (null != DistributedObjectsSlave.xslave)
{
System.Xml.XmlNode xzblocks = DistributedObjectsSlave.xslave["zblocks"];
if (null != xzblocks)
{
{
System.Xml.XmlAttribute xzbs = xzblocks.Attributes["readbuffersize"];
if (null != xzbs)
{
readbuflen = DistributedObjectsSlave.ParseCapacity(xzbs.Value);
}
}
}
}
foreach (ZBlock zb in zblocks)
{
zb.LeaveAddMode(readbuflen);
}
foreach (ZBlock zb in zblocks)
{
zb.Sort(b12buffer, this.buf);
}
#if ENABLE_TIMING
if (XLog.logging)
{
long stop;
QueryPerformanceCounter(out stop);
long freq;
if (QueryPerformanceFrequency(out freq))
{
long secs = (stop - start) / freq;
if (secs > 10)
{
XLog.log("IntComboListPart sort seconds: " + secs.ToString());
}
}
}
#endif
}
finally
{
nstm.WriteByte((byte)'+');
}
}
break;
case 'p': // Batch push/publish...
{
buf = XContent.ReceiveXBytes(nstm, out len, buf);
uint gbfree = (uint)(GetCurrentDiskFreeBytes() / 1073741824);
#if DEBUG
{
string computer_name = System.Environment.GetEnvironmentVariable("COMPUTERNAME");
if (computer_name == "MAPDDRULE" || computer_name == "MAPDCMILLER" || computer_name == "computer_name")
{
gbfree = uint.MaxValue;
}
}
#endif
if (gbfree > 20)
{
int pcount = len / 12; // size of B12
int y = 0;
for (int i = 0; i != pcount; i++)
{
TimedAdd(buf, y);
y += 12;
}
}
else
{
if (!nofreedisklog)
{
nofreedisklog = true;
XLog.errorlog("Low free disk space; now dropping entries.");
}
}
}
break;
default:
base.ProcessCommand(nstm, tag);
break;
}
}
public virtual void Open()
{
if (didopen)
{
throw new Exception("Attempted to Open after already Open");
}
didopen = true;
string portfilename = null;
System.IO.FileStream portfile = null;
try
{
Socket lsock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPEndPoint lipep;
//int lptests = 0;
for (; ;)
{
// Try a few ports...
lipep = new IPEndPoint(IPAddress.Any, GetSlavePort());
try
{
System.Threading.Mutex lm = new System.Threading.Mutex(false, "DODLL_Listen{2FDD7284-14A8-4f4d-8448-0CE229C1E596}");
lm.WaitOne();
try
{
string spf = lipep.Port.ToString() + ".pf";
if (System.IO.File.Exists(spf))
{
continue;
}
lsock.Bind(lipep);
lsock.Listen(2);
portfile = new System.IO.FileStream(spf, System.IO.FileMode.Create, System.IO.FileAccess.Write,
System.IO.FileShare.Delete, 8, System.IO.FileOptions.DeleteOnClose);
portfilename = spf;
}
finally
{
lm.ReleaseMutex();
}
}
catch (SocketException e)
{
//if (++lptests < 4)
{
continue;
}
//throw new Exception(e.ToString() + " [Note: ensure port " + lipep.Port.ToString() + " is free / not blocked (ports >= " + SlavePortMin.ToString() + ")]");
}
break;
}
#if DEBUG
this.OpenPort = lipep.Port;
lock (AllOpenPorts)
{
AllOpenPorts.Add(this.OpenPort);
}
#endif
foreach (SlaveInfo slave in dslaves)
{
NetworkStream servStm = null;
#if DEBUGfailtest
bool failtest = true;
#else
const bool failtest = false;
#endif
for (; ;)
{
Socket servSock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
servSock.Connect(slave.blockinfo[3], 55900);
servStm = new XNetworkStream(servSock);
servStm.WriteByte((byte)'B'); // AddBlock.
XContent.SendXContent(servStm, slave.sblockinfo);
XContent.SendXContent(servStm, lipep.Port.ToString());
XContent.SendXContent(servStm, sjid + ":" + Convert.ToBase64String(Encoding.UTF8.GetBytes(jobdesc)));
{
int rB = servStm.ReadByte();
if ('+' != rB)
{
if ('_' == rB)
{
throw new Exception("Error returned from AddBlock: " + XContent.ReceiveXString(servStm, null));
}
else
{
throw new Exception("AddBlock failure");
}
}
}
// 30000000 microseconds == 30 seconds
if (failtest || !lsock.Poll(30000000, SelectMode.SelectRead))
{
#if DEBUGfailtest
failtest = false;
#endif
servStm.Close();
continue;
}
Socket slaveSock = lsock.Accept();
slave.nstm = new XNetworkStream(slaveSock);
break;
}
if (1 != slave.nstm.ReadByte())
{
throw new Exception("Sub process connection error: invalid handshake [Non-sub-process connection?]");
}
{
int len;
byte[] bpid = XContent.ReceiveXBytes(slave.nstm, out len, null);
if (len < 4)
{
throw new Exception("Sub process connection error: invalid SlavePID handshake");
}
slave.pid = BytesToInt(bpid);
}
servStm.WriteByte((byte)'\\');
servStm.Close(1000);
}
lsock.Close();
}
catch (FormatException e)
{
throw new FormatException("Format error in Open: " + e.ToString());
}
catch (Exception e)
{
throw new Exception("Error in Open: " + e.ToString() + " [Note: ensure the Windows service is running]");
}
finally
{
#if DEBUG
if (0 != this.OpenPort)
{
lock (AllOpenPorts)
{
AllOpenPorts.Remove(this.OpenPort);
}
}
#endif
if (null != portfile)
{
System.Threading.Mutex lm = new System.Threading.Mutex(false, "DODLL_Listen{2FDD7284-14A8-4f4d-8448-0CE229C1E596}");
lm.WaitOne();
try
{
if (null != portfile)
{
portfile.Close();
}
System.IO.File.Delete(portfilename);
}
catch
{
}
finally
{
lm.ReleaseMutex();
}
}
}
}
