Ejemplo n.º 1
0
        public FixedArrayComboListEnumerator[] GetEnumerators(byte[] dlldata, string classname, string pluginsource)
        {
            ensureopen("GetEnumerators");
            ensurenotenumd("GetEnumerators");
            ensurewassortd("GetEnumerators");
            enumd = true;

            FixedArrayComboListEnumerator[] results;
            lock (dslaves)
            {
                int i;
                results = new FixedArrayComboListEnumerator[dslaves.Count];

                i = 0;
                foreach (SlaveInfo _slave in dslaves)
                {
                    BufSlaveInfo slave = (BufSlaveInfo)_slave;
                    lock (slave)
                    {
                        bool flushed = slave.FlushAddBuf_unlocked();
                        if (flushed)
                        {
                            slave.SlaveErrorCheck();
                        }
                    }
                    results[i]     = new FixedArrayComboListEnumerator(this, slave, dlldata, classname, pluginsource);
                    results[i].buf = this.buf; // Not needed, but fine.
                    i++;
                }
            }
            return(results);
        }
Ejemplo n.º 2
0
        protected override void ProcessCommand(NetworkStream nstm, char tag)
        {
            //string s;
            int len;

            switch (tag)
            {
                case 'F': // 'F' for BeforeLoad (first)
                    {
                        string classname = XContent.ReceiveXString(nstm, buf);

                        string xlibfn = CreateXlibFileName("load");
                        {
                            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("load");
                        {
                            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 IBeforeReduceFixed plugin named " + xclassname + " for before-load: " + dllfn);
                        }

                        IBeforeLoad bl = LoadBeforeLoadPlugin(dllfn, classname);
                        LoadOutput loadoutput = new ACLLoadOutput(this);
                        bl.OnBeforeLoad(loadoutput);
                    }
                    break;

                case 'D': // Enumerator DLL binary.
                    {
                        string classname = XContent.ReceiveXString(nstm, buf);

                        string xlibfn = CreateXlibFileName("enum");
                        {
                            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("enum");
                        {
                            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 IBeforeReduceFixed plugin named " + xclassname + " for enumeration: " + dllfn);
                        }
                        IBeforeReduceFixed plugin = LoadBeforeReducePlugin(dllfn, classname);
                        benum = new FixedArrayComboListEnumerator(this, plugin);
                    }
                    break;

                case 'e': // Batch 'get next' enumeration.
                    {
                        try
                        {
                            if (null == benum)
                            {
                                benum = new FixedArrayComboListEnumerator(this, new FixedEntryEnumerator());
                            }

                            benum.Go();
                        }
                        catch
                        {
                            nstm.WriteByte((byte)'-'); //...
                            throw;
                        }
                    }
                    break;

                case 's':
                    try
                    {
#if ENABLE_TIMING
                        long start = 0;
                        if(XLog.logging)
                        {
                            QueryPerformanceCounter(out start);
                        }
#endif

                        int readkeybuflen = 1048576;
                        int readvaluebuflen = 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)
                                    {
                                        int x = DistributedObjectsSlave.ParseCapacity(xzbs.Value);
                                        readkeybuflen = x;
                                        readvaluebuflen = x;
                                    }
                                }
                                {
                                    System.Xml.XmlAttribute xzbs = xzblocks.Attributes["readkeybuffersize"];
                                    if (null != xzbs)
                                    {
                                        readkeybuflen = DistributedObjectsSlave.ParseCapacity(xzbs.Value);
                                    }
                                }
                                {
                                    System.Xml.XmlAttribute xzbs = xzblocks.Attributes["readvaluebuffersize"];
                                    if (null != xzbs)
                                    {
                                        readvaluebuflen = DistributedObjectsSlave.ParseCapacity(xzbs.Value);
                                    }
                                }
                            }
                        }

                        foreach (ZBlock zb in zblocks)
                        {
                            zb.LeaveAddMode(readkeybuflen, readvaluebuflen);
                        }

                        foreach (ZBlock zb in zblocks)
                        {
                            zb.Sort(kentries, ref ebytes);
                        }
                        kentries = new List<ZBlock.KeyBlockEntry>(1); // Non-null, but release larger kentries.

#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("ArrayComboListPart sort seconds: " + secs.ToString());
                                }
                            }
                        }
#endif

                        nstm.WriteByte((byte)'+');
                    }
                    catch
                    {
                        nstm.WriteByte((byte)'-');
                        throw;
                    }
                    break;

                case 'p': // Batch put/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 == "MAPDCLOK")
                            {
                                gbfree = uint.MaxValue;
                            }
                        }
#endif
                        if (gbfree > 20)
                        {
                            for (int y = 0; y < len; )
                            {
                                y += TimedAddKVBuf(buf, y);
                            }
                        }
                        else
                        {
                            if (!nofreedisklog)
                            {
                                nofreedisklog = true;
                                XLog.errorlog("Low free disk space; now dropping keys/values.");
                            }
                        }
                    }
                    break;

                default:
                    base.ProcessCommand(nstm, tag);
                    break;
            }
        }
Ejemplo n.º 3
0
        public FixedArrayComboListEnumerator[] GetEnumerators(byte[] dlldata, string classname, string pluginsource)
        {
            ensureopen("GetEnumerators");
            ensurenotenumd("GetEnumerators");
            ensurewassortd("GetEnumerators");
            enumd = true;

            FixedArrayComboListEnumerator[] results;
            lock (dslaves)
            {
                int i;
                results = new FixedArrayComboListEnumerator[dslaves.Count];

                i = 0;
                foreach (SlaveInfo _slave in dslaves)
                {
                    BufSlaveInfo slave = (BufSlaveInfo)_slave;
                    lock (slave)
                    {
                        bool flushed = slave.FlushAddBuf_unlocked();
                        if (flushed)
                        {
                            slave.SlaveErrorCheck();
                        }
                    }
                    results[i] = new FixedArrayComboListEnumerator(this, slave, dlldata, classname, pluginsource);
                    results[i].buf = this.buf; // Not needed, but fine.
                    i++;
                }
            }
            return results;
        }