Exemplo n.º 1
0
        /// <summary>
        /// new command
        /// </summary>
        /// <param name="parameterLength"></param>
        /// <param name="socket"></param>
        private void NewCommand(Socket socket, byte parameterLength)
        {
            //Stopwatch stopwatch = null;
            int commandStart = 0;

            if (this.logMessage.Enable)
            {
                commandStart = Environment.TickCount;
                //stopwatch = Stopwatch.StartNew();
            }

            //exec
            var serverName  = (string)CsSocket.Receive(socket, STRING_TYPE);
            var commandName = (string)CsSocket.Receive(socket, STRING_TYPE);

            //invloke
            try
            {
                this.NewCommandInvoke(socket, parameterLength, serverName, commandName, commandStart);
            }
            catch (Exception exception)
            {
                throw new CsInvokeException(serverName, commandName, exception);
            }
        }
Exemplo n.º 2
0
        /// <summary>
        /// 方法调用
        /// </summary>
        /// <param name="server"></param>
        /// <param name="command"></param>
        /// <param name="parameters"></param>
        /// <returns></returns>
        internal T Invoke <T>(string server, string command, params object[] parameters)
        {
            //仅最大支持255参数, max allow 255 parameter
            var parameterLength = (byte)parameters.Length;
            var value           = default(T);

            //send
            using (var m = new MemoryStream())
            {
                //length
                m.WriteByte(parameterLength);
                //namespace
                CsSocket.WriteDataItem(m, server);
                //name
                CsSocket.WriteDataItem(m, command);
                //parameters
                if (parameterLength > 0)
                {
                    foreach (var param in parameters)
                    {
                        CsSocket.WriteDataItem(m, param);
                    }
                }
                this.socket.Send(m.GetBuffer(), 0, (int)m.Length, SocketFlags.None);
            }
            this.invokeCount++;
            //
            var result = (CsResult)(SocketHelper.Receive(this.socket, 1)[0]);

            if (result == CsResult.Success)
            {
                //buffer parameter length , parameter index + parameter length + parameter body + bodylength + body
                var outputParameterLength = (SocketHelper.Receive(this.socket, 1)[0]);
                if (outputParameterLength > 0)
                {
                    byte parameterIndex = 0;
                    for (byte i = 0; i < outputParameterLength; i++)
                    {
                        parameterIndex = (SocketHelper.Receive(this.socket, 1)[0]);

                        if (parameters[parameterIndex] == null)
                        {
                            throw new ArgumentNullException("out/ref parameter not allow is null");
                        }

                        //read parameter
                        parameters[parameterIndex] = CsSocket.Receive(socket, parameters[parameterIndex].GetType());
                    }
                }

                //read body
                value = (T)CsSocket.Receive(this.socket, typeof(T));
            }
            else
            {
                var failureMessage = (string)CsSocket.Receive(this.socket, typeof(string));
                throw new CsException(server, command, failureMessage);
            }
            //
            return(value);
        }
Exemplo n.º 3
0
        private void NewCommandInvoke(Socket socket, byte parameterLength, string serverName, string commandName, int commandStart)
        {
            object value = null;

            object[] parameters = null;

            var commandInfo = ServerCommand.GetCommand(serverName, commandName);

            if (commandInfo == null)
            {
                value = string.Format("Not Find Command:{0}.{1}", serverName, commandName);
            }

            else if (commandInfo.Parameters.Length != parameterLength)
            {
                value = string.Format("{0}.{1} Client Command  Parameters And Server Parameters No Match", serverName, commandName);
            }
            else
            {
                //get parameter
                if (parameterLength > 0)
                {
                    parameters = new object[parameterLength];
                    for (var i = 0; i < parameterLength; i++)
                    {
                        if (commandInfo.Parameters[i].IsOut)
                        {
                            CsSocket.Receive(socket);
                        }
                        else
                        {
                            parameters[i] = CsSocket.Receive(socket, commandInfo.Parameters[i].ParameterType);
                        }
                    }
                }
            }

            //cache
            byte[]           cacheBuffer = null;
            String           cacheVersion = null, cacheKey = null;
            var              cacheType   = ServerCacheType.NoCache;
            ServerConfigItem configItem  = null;
            bool             cacheEnable = false;

            //no error & get cache
            if (value == null)
            {
                if (ServerCache.Enable)
                {
                    configItem  = ServerConfig.GetItem(commandInfo.Server, commandInfo.Name);
                    cacheEnable = configItem != null && configItem.CacheExpires > 0;
                }

                //cache get
                if (cacheEnable)
                {
                    //mode = version
                    if (configItem.CacheVersion != null)
                    {
                        try
                        {
                            cacheVersion = ServerCache.Cache.Get(configItem.CacheVersion);
                            if (cacheVersion != null && cacheVersion != "")
                            {
                                //get cache
                                cacheKey = ServerCache.BuildKey(configItem.CacheKey, cacheVersion, parameters);
                                //value = ServerCache.Cache.Get(cacheKey, commandInfo.Method.ReturnType);
                                cacheBuffer = ServerCache.Cache.Get <byte[]>(cacheKey);
                                cacheType   = cacheBuffer != null ? ServerCacheType.Cached : ServerCacheType.NoCache;
                            }
                            else
                            {
                                //no version , set no cache
                                cacheEnable = false;
                            }
                        }
                        catch (Exception e)
                        {
                            this.logManager.Exception(e);
                        }
                    }
                    else
                    {
                        //get cache
                        cacheKey = ServerCache.BuildKey(configItem.CacheKey, null, parameters);
                        try
                        {
                            //value = ServerCache.Cache.Get(cacheKey, commandInfo.Method.ReturnType);
                            cacheBuffer = ServerCache.Cache.Get <byte[]>(cacheKey);
                            cacheType   = cacheBuffer != null ? ServerCacheType.Cached : ServerCacheType.NoCache;
                        }
                        catch (Exception e)
                        {
                            this.logManager.Exception(e);
                        }
                    }
                }
            }

            var result = false;

            //cached
            if (cacheType == ServerCacheType.Cached)
            {
                socket.Send(cacheBuffer);
                result = true;
            }
            //no error ,invoke
            else if (value == null)
            {
                //var invokeStart = DateTime.Now;
                try
                {
                    value  = commandInfo.Method.Invoke(commandInfo.Instance, parameters);
                    result = true;
                }
                catch (TargetInvocationException exception)
                {
                    result = false;
                    this.logManager.Exception(exception.GetBaseException());
                    value = exception.GetBaseException().Message;
                }
                catch (Exception exception)
                {
                    result = false;
                    this.logManager.Exception(exception);
                    value = exception.Message;
                }
                //invokeSeconds = DateTime.Now.Subtract(invokeStart).TotalSeconds;

                //build  value Buffer
                if (result)
                {
                    using (var m = new MemoryStream())
                    {
                        //write result
                        m.WriteByte((byte)CsResult.Success);

                        //send out parameter length

                        //buffer parameter length , parameter index + parameter length + parameter body + bodylength + body
                        //parameter count writer
                        m.WriteByte(commandInfo.OutsIndexLength);
                        //parameter write
                        if (commandInfo.OutsIndexLength > 0)
                        {
                            for (byte i = 0, l = commandInfo.OutsIndexLength; i < l; i++)
                            {
                                //write index
                                m.WriteByte(commandInfo.OutsIndex[i]);
                                //write parameter
                                CsSocket.WriteDataItem(m, parameters[commandInfo.OutsIndex[i]]);
                            }
                        }
                        //body
                        CsSocket.WriteDataItem(m, value);

                        //build value buffer completed

                        //svae value buffer to cache
                        //if (result == CsResult.Success && cacheType == CacheType.NoCache && hasContent && commandInfo.CacheExpires > 0)
                        if (cacheEnable && cacheType == ServerCacheType.NoCache)
                        {
                            cacheBuffer = m.ToArray();
                            try
                            {
                                //set cache
                                ServerCache.Cache.Set(cacheKey, cacheBuffer, configItem.CacheExpires);
                                cacheType = ServerCacheType.NewCache;
                            }
                            catch (Exception e)
                            {
                                this.logManager.Exception(e);
                            }
                        }

                        //delete cache
                        if (ServerCache.Enable && cacheEnable && configItem.CacheDeletes != null)
                        {
                            this.DeleteCache(commandInfo, configItem, parameters);
                        }

                        //send value
                        if (cacheType == ServerCacheType.NewCache)
                        {
                            socket.Send(cacheBuffer);
                        }
                        else
                        {
                            socket.Send(m.GetBuffer(), 0, (int)m.Length, SocketFlags.None);
                        }
                    }
                }
            }
            else
            {
                //parameter error
                result = false;
                //value = "parameter error";
            }

            //send error
            if (result == false)
            {
                using (var m = new MemoryStream())
                {
                    m.WriteByte((byte)CsResult.Fail);
                    //write failure message
                    CsSocket.WriteDataItem(m, (string)value);
                    //
                    socket.Send(m.GetBuffer(), 0, (int)m.Length, SocketFlags.None);
                }
            }

            //
            if (this.logMessage.Enable)
            {
                //this.logMessage.WriteTimeLine("{0}: {1}.{2}:{3}, Cache:{4}, InvokeSeconds:{5},Seconds:{6}",
                //    this.id, serverName, commandName, result ? "Success" : "Failure", cacheType, invokeSeconds, DateTime.Now.Subtract(start).TotalSeconds);
                //stopwatch.Stop();
                //var elapsedMilliseconds = stopwatch.ElapsedMilliseconds;

                var elapsedMilliseconds = Environment.TickCount - commandStart;

                //this.logMessage.WriteTimeLine("{0}: {1}.{2}:{3}, Cache:{4}, Elapsed:{5}",
                //    this.id, serverName, commandName, result ? "Success" : "Failure", cacheType, stopwatch.Elapsed.TotalSeconds);
                this.logMessage.WriteTimeLine("{0}\t{1}\t{2}.{3}\t{4}\t{5}",
                                              this.id
                                              , cacheType
                                              , serverName
                                              , commandName
                                              , elapsedMilliseconds
                                              , (result ? "OK" : (string)value));
            }
        }