C# ServiceProcess.ClientRequestInfo类代码示例

        private void ShowSettings(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Displays a list of service settings from the config file.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Settings -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                StringBuilder responseMessage = new StringBuilder();
                responseMessage.AppendFormat("Settings for {0}:", Name);
                responseMessage.AppendLine();
                responseMessage.AppendLine();
                responseMessage.Append("Category".PadRight(20));
                responseMessage.Append(' ');
                responseMessage.Append("Name".PadRight(25));
                responseMessage.Append(' ');
                responseMessage.Append("Value".PadRight(30));
                responseMessage.AppendLine();
                responseMessage.Append(new string('-', 20));
                responseMessage.Append(' ');
                responseMessage.Append(new string('-', 25));
                responseMessage.Append(' ');
                responseMessage.Append(new string('-', 30));

                IPersistSettings typedComponent;
                lock (m_serviceComponents)
                {
                    foreach (object component in m_serviceComponents)
                    {
                        typedComponent = component as IPersistSettings;

                        if ((object)typedComponent == null)
                            continue;

                        foreach (CategorizedSettingsElement setting in ConfigurationFile.Current.Settings[typedComponent.SettingsCategory].Cast<CategorizedSettingsElement>().Where(setting => !setting.Encrypted))
                        {
                            responseMessage.AppendLine();
                            responseMessage.Append(typedComponent.SettingsCategory.PadRight(20));
                            responseMessage.Append(' ');
                            responseMessage.Append(setting.Name.PadRight(25));
                            responseMessage.Append(' ');

                            if (!string.IsNullOrEmpty(setting.Value))
                                responseMessage.Append(setting.Value.PadRight(30));
                            else
                                responseMessage.Append("[Not Set]".PadRight(30));
                        }
                    }
                }
                responseMessage.AppendLine();
                responseMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, responseMessage.ToString());
            }
        }

 /// <summary>
 /// Sends an actionable response to client.
 /// </summary>
 /// <param name="requestInfo"><see cref="ClientRequestInfo"/> instance containing the client request.</param>
 /// <param name="success">Flag that determines if this response to client request was a success.</param>
 protected virtual void SendResponse(ClientRequestInfo requestInfo, bool success)
 {
     SendResponseWithAttachment(requestInfo, success, null, null);
 }

        // Send a message to the service monitors on request
        private void MsgServiceMonitorsRequestHandler(ClientRequestInfo requestInfo)
        {
            Arguments arguments = requestInfo.Request.Arguments;

            if (arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Sends a message to all service monitors.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       MsgServiceMonitors [Options] [Args...]");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");

                DisplayResponseMessage(requestInfo, helpMessage.ToString());
            }
            else
            {
                string[] args = Enumerable.Range(1, arguments.OrderedArgCount)
                    .Select(arg => arguments[arguments.OrderedArgID + arg])
                    .ToArray();

                // Go through all service monitors and handle the message
                foreach (IServiceMonitor serviceMonitor in m_serviceMonitors.Adapters)
                {
                    try
                    {
                        // If the service monitor is enabled, notify it of the message
                        if (serviceMonitor.Enabled)
                            serviceMonitor.HandleClientMessage(args);
                    }
                    catch (Exception ex)
                    {
                        // Handle each service monitor's exceptions individually
                        HandleException(ex);
                    }
                }

                SendResponse(requestInfo, true);
            }
        }

        private void ShowTime(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Shows the current system time.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Time -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.Append("       -actionable".PadRight(20));
                helpMessage.Append("Returns results via an actionable event");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                string message;
                //          1         2         3         4         5         6         7         8
                // 12345678901234567890123456789012345678901234567890123456789012345678901234567890
                //  Current system time: yyyy-MM-dd HH:mm:ss.fff, yyyy-MM-dd HH:mm:ss.fff UTC
                // Total system runtime: xx days yy hours zz minutes ii seconds
                if ((object)m_remotingServer != null)
                    message = $" Current system time: {DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff")}, {DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss.fff")} UTC\r\nTotal system runtime: {m_remotingServer.RunTime.ToString(3)}";
                else
                    message = $"Current system time: {DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff")}, {DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss.fff")} UTC";

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, message + "\r\n\r\n");

                // Also allow consumers to directly consume message via event in response to a time request
                if (requestInfo.Request.Arguments.Exists("actionable"))
                    SendActionableResponse(requestInfo, true, null, message);
            }
        }

        private void RemoteTelnetSession(ClientRequestInfo requestinfo)
        {
            if ((object)m_remoteCommandProcess == null && requestinfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Allows for a telnet session to the service server.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Telnet -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.Append("       -connect".PadRight(20));
                helpMessage.Append("Establishes a telnet session (requires password)");
                helpMessage.AppendLine();
                helpMessage.Append("       -disconnect".PadRight(20));
                helpMessage.Append("Terminates established telnet session");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestinfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                bool connectSession = requestinfo.Request.Arguments.Exists("connect");
                bool disconnectSession = requestinfo.Request.Arguments.Exists("disconnect");

                if ((object)m_remoteCommandProcess == null && connectSession && !string.IsNullOrEmpty(requestinfo.Request.Arguments["connect"]))
                {
                    // User wants to establish a remote command session.
                    string password = requestinfo.Request.Arguments["connect"];

                    if (password == m_telnetSessionPassword)
                    {
                        // Establish remote command session
                        m_remoteCommandProcess = new Process();
                        m_remoteCommandProcess.ErrorDataReceived += RemoteCommandProcess_ErrorDataReceived;
                        m_remoteCommandProcess.OutputDataReceived += RemoteCommandProcess_OutputDataReceived;
                        m_remoteCommandProcess.StartInfo.FileName = "cmd.exe";
                        m_remoteCommandProcess.StartInfo.UseShellExecute = false;
                        m_remoteCommandProcess.StartInfo.RedirectStandardInput = true;
                        m_remoteCommandProcess.StartInfo.RedirectStandardOutput = true;
                        m_remoteCommandProcess.StartInfo.RedirectStandardError = true;
                        m_remoteCommandProcess.Start();
                        m_remoteCommandProcess.BeginOutputReadLine();
                        m_remoteCommandProcess.BeginErrorReadLine();

                        UpdateStatus(UpdateType.Information, "Remote command session established - status updates are suspended.\r\n\r\n");

                        m_remoteCommandClientID = requestinfo.Sender.ClientID;
                        SendResponse(requestinfo.Sender.ClientID, new ServiceResponse("TelnetSession", "Established"));
                    }
                    else
                    {
                        UpdateStatus(requestinfo.Sender.ClientID, UpdateType.Alarm, "Failed to establish remote command session - Password is invalid.\r\n\r\n");
                    }
                }
                else if (string.Compare(requestinfo.Request.Command, "Telnet", StringComparison.OrdinalIgnoreCase) == 0 && (object)m_remoteCommandProcess != null && disconnectSession)
                {
                    // User wants to terminate an established remote command session.                   
                    m_remoteCommandProcess.ErrorDataReceived -= RemoteCommandProcess_ErrorDataReceived;
                    m_remoteCommandProcess.OutputDataReceived -= RemoteCommandProcess_OutputDataReceived;

                    if (!m_remoteCommandProcess.HasExited)
                        m_remoteCommandProcess.Kill();

                    m_remoteCommandProcess.Dispose();
                    m_remoteCommandProcess = null;

                    m_remoteCommandClientID = Guid.Empty;
                    SendResponse(requestinfo.Sender.ClientID, new ServiceResponse("TelnetSession", "Terminated"));

                    UpdateStatus(UpdateType.Information, "Remote command session terminated - status updates are resumed.\r\n\r\n");
                }
                else if ((object)m_remoteCommandProcess != null)
                {
                    // User has entered commands that must be redirected to the established command session.
                    string input = requestinfo.Request.Command + " " + requestinfo.Request.Arguments;
                    m_remoteCommandProcess.StandardInput.WriteLine(input);
                }
                else
                {
                    // User has provided insufficient information.
                    requestinfo.Request = ClientRequest.Parse("Telnet /?");
                    RemoteTelnetSession(requestinfo);
                }
            }
        }

        private void UpdateClientFilter(ClientRequestInfo requestInfo)
        {
            const int HighPriority = 2;

            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Filters status messages coming from the service.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Filter [ { -List |");
                helpMessage.AppendLine();
                helpMessage.Append("                  -Include <FilterDefinition> |");
                helpMessage.AppendLine();
                helpMessage.Append("                  -Exclude <FilterDefinition> |");
                helpMessage.AppendLine();
                helpMessage.Append("                  -Remove <ID> } ... ]");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("       Filter -?");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("       FilterDefinition ::= Type { Alarm | Warning | Information } |");
                helpMessage.AppendLine();
                helpMessage.Append("                            Message <FilterSpec> |");
                helpMessage.AppendLine();
                helpMessage.Append("                            Regex <FilterSpec>");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -List".PadRight(20));
                helpMessage.Append("Displays a list of the client's active filters");
                helpMessage.AppendLine();
                helpMessage.Append("       -Include".PadRight(20));
                helpMessage.Append("Defines a filter matching messages to be displayed");
                helpMessage.AppendLine();
                helpMessage.Append("       -Exclude".PadRight(20));
                helpMessage.Append("Defines a filter matching messages to be suppressed");
                helpMessage.AppendLine();
                helpMessage.Append("       -Remove".PadRight(20));
                helpMessage.Append("Removes a filter");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "{0}", helpMessage.ToString());

                return;
            }

            string[] args = Arguments.ToArgs(requestInfo.Request.Arguments.ToString());

            ClientFilter mergeFilter = new ClientFilter();
            List<int> removalIDs = new List<int>();
            bool argsContainsList = !args.Any();

            int i = 0;

            while (i < args.Length)
            {
                if (args[i].Equals("-List", StringComparison.OrdinalIgnoreCase))
                {
                    // Set the boolean flag indicating that
                    // the client requested a list of filters
                    argsContainsList = true;
                    i++;
                }
                else if (args[i].Equals("-Remove", StringComparison.OrdinalIgnoreCase))
                {
                    int filterID;

                    // Check for parsing errors with the number of arguments
                    if (i + 1 >= args.Length)
                        throw new FormatException("Malformed expression - Missing ID argument in 'Filter -Remove <ID>' command. Type 'Filter -?' to get help with this command.");

                    // Check for parsing errors in the filter ID
                    if (!int.TryParse(args[i + 1], out filterID))
                        throw new FormatException("Malformed expression - ID argument supplied to 'Filter -Remove <ID>' must be an integer. Type 'Filter -?' to get help with this command.");

                    // Add the ID to the list of filter IDs to be removed from the client's filter
                    if (i + 1 < args.Length && int.TryParse(args[i + 1], out filterID))
                        removalIDs.Add(filterID);

                    i += 2;
                }
                else if (args[i].Equals("-Include", StringComparison.OrdinalIgnoreCase))
                {
                    string filterType;
                    string filterSpec;
                    UpdateType updateType;

                    // Validate the number of arguments
                    // associated with the filter
                    if (i + 2 >= args.Length)
//.........这里部分代码省略.........

        private void TransferFile(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest || requestInfo.Request.Arguments.OrderedArgCount < 2)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Transfers files to and from the server.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Transfer \"Source File Path\" \"Target File Path\" -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.Append("       -upload".PadRight(20));
                helpMessage.Append("Uploads file from local machine to server");
                helpMessage.AppendLine();
                helpMessage.Append("       -download".PadRight(20));
                helpMessage.Append("Downloads file from server to local machine");
                helpMessage.AppendLine();
                helpMessage.Append("       -overwrite".PadRight(20));
                helpMessage.Append("Overwrites file if one exists in the target location");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                string source = requestInfo.Request.Arguments["orderedarg1"];
                string target = requestInfo.Request.Arguments["orderedarg2"];
                bool upload = requestInfo.Request.Arguments.Exists("upload");
                bool download = requestInfo.Request.Arguments.Exists("download");
                bool overwrite = requestInfo.Request.Arguments.Exists("overwrite");

                if (upload)
                {
                    // Request is for uploading a file.
                    if (requestInfo.Request.Attachments.Count == 1)
                    {
                        // File content is present.
                        target = FilePath.GetAbsolutePath(target);

                        if (!File.Exists(target) || overwrite)
                        {
                            // Save the received file.
                            UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "Saving file '{0}'...\r\n\r\n", target);
                            File.WriteAllBytes(target, (byte[])requestInfo.Request.Attachments[0]);
                            UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "File '{0}' saved successfully.\r\n\r\n", target);
                        }
                        else
                        {
                            // File exists and cannot be overwritten.
                            UpdateStatus(UpdateType.Alarm, "File '{0}' already exists.\r\n\r\n", target);
                        }
                    }
                    else
                    {
                        // File content is not present.
                        UpdateStatus(UpdateType.Alarm, "Content for file '{0}' is missing.\r\n\r\n", target);
                    }
                }
                else if (download)
                {
                    // Request is for uploading a file.
                    source = FilePath.GetAbsolutePath(source);

                    if (File.Exists(source))
                    {
                        // Send file to client.
                        UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "Sending file '{0}'...\r\n\r\n", source);
                        SendActionableResponse(requestInfo, true, File.ReadAllBytes(source));
                        UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "File '{0}' sent successfully.\r\n\r\n", source);
                    }
                    else
                    {
                        // File does not exist.
                        UpdateStatus(UpdateType.Alarm, "File '{0}' does not exist.\r\n\r\n", source);
                    }
                }
                else
                {
                    // Invalid command option specified.
                    UpdateStatus(UpdateType.Alarm, "Command option is not valid.\r\n\r\n");
                }
            }
        }

        private void ResetHealthMonitor(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Resets the system resource utilization monitor.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       ResetHealthMonitor -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                try
                {
                    // Dispose existing performance monitor
                    if ((object)m_performanceMonitor != null)
                        m_performanceMonitor.Dispose();

                    // Recreate the performance monitor
                    m_performanceMonitor = new PerformanceMonitor(m_healthMonitorInterval * 1000.0D);

                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "System health monitor successfully reset.\r\n\r\n");
                }
                catch (Exception ex)
                {
                    LogException(ex);
                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Alarm, "Failed to reset system health monitor: {0}\r\n\r\n", ex.Message);
                }
            }
        }

            public void ListFilters(ClientRequestInfo requestInfo)
            {
                m_thread.Push(HighPriority, () =>
                {
                    StringBuilder messageBuilder = new StringBuilder();
                    StringBuilder commandBuilder = new StringBuilder();
                    int i = 0;

                    commandBuilder.Append("Filter");

                    // List type inclusion filters
                    if (m_filter.TypeInclusionFilters.Any())
                    {
                        messageBuilder.AppendLine("Type Inclusion Filters:");

                        foreach (UpdateType filter in m_filter.TypeInclusionFilters)
                        {
                            messageBuilder.AppendLine($"[{i++}] {filter}");
                            commandBuilder.Append($" -Include Type {Arguments.Escape(filter.ToString())}");
                        }
                    }

                    // List type exclusion filters
                    if (m_filter.TypeExclusionFilters.Any())
                    {
                        if (messageBuilder.Length > 0)
                            messageBuilder.AppendLine();

                        messageBuilder.AppendLine("Type Exclusion Filters:");

                        foreach (UpdateType filter in m_filter.TypeExclusionFilters)
                        {
                            messageBuilder.AppendLine($"[{i++}] {filter}");
                            commandBuilder.Append($" -Exclude Type {Arguments.Escape(filter.ToString())}");
                        }
                    }

                    // List pattern exclusion filters
                    if (m_filter.PatternInclusionFilters.Any())
                    {
                        if (messageBuilder.Length > 0)
                            messageBuilder.AppendLine();

                        messageBuilder.AppendLine("Pattern Inclusion Filters:");

                        foreach (string filter in m_filter.PatternInclusionFilters)
                        {
                            messageBuilder.AppendLine($"[{i++}] {filter}");
                            commandBuilder.Append($" -Include Regex {Arguments.Escape(filter)}");
                        }
                    }

                    // List pattern exclusion filters
                    if (m_filter.PatternExclusionFilters.Any())
                    {
                        if (messageBuilder.Length > 0)
                            messageBuilder.AppendLine();

                        messageBuilder.AppendLine("Pattern Exclusion Filters:");

                        foreach (string filter in m_filter.PatternExclusionFilters)
                        {
                            messageBuilder.AppendLine($"[{i++}] {filter}");
                            commandBuilder.Append($" -Exclude Regex {Arguments.Escape(filter)}");
                        }
                    }

                    // Display a message if no filters are defined
                    if (messageBuilder.Length == 0)
                    {
                        messageBuilder.AppendLine("No filters defined.");
                    }
                    else
                    {
                        string command = commandBuilder.ToString();
                        string argument = Arguments.Escape(command);
                        string url = HttpUtility.UrlEncode(command);

                        messageBuilder.AppendLine();
                        messageBuilder.AppendLine("Command:");
                        messageBuilder.AppendLine(command);
                        messageBuilder.AppendLine();
                        messageBuilder.AppendLine("Argument:");
                        messageBuilder.AppendLine(argument);
                        messageBuilder.AppendLine();
                        messageBuilder.AppendLine("URL:");
                        messageBuilder.AppendLine(url);
                    }


                    // Send the message to the client
                    m_serviceHelper.SendActionableResponse(requestInfo, true, null, messageBuilder.ToString().TrimEnd());
                });
            }

        private void ShowRequestHelp(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Displays a list of commands supported by the service.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Help -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                bool showAdvancedHelp = requestInfo.Request.Arguments.Exists("advanced");

                StringBuilder responseMessage = new StringBuilder();

                responseMessage.AppendFormat("Commands supported by {0}:", Name);
                responseMessage.AppendLine();
                responseMessage.AppendLine();
                responseMessage.Append("Command".PadRight(20));
                responseMessage.Append(' ');
                responseMessage.Append("Description".PadRight(55));
                responseMessage.AppendLine();
                responseMessage.Append(new string('-', 20));
                responseMessage.Append(' ');
                responseMessage.Append(new string('-', 55));

                lock (m_clientRequestHandlers)
                {
                    foreach (ClientRequestHandler handler in m_clientRequestHandlers)
                    {
                        if (m_secureRemoteInteractions && SecurityProviderUtility.IsResourceSecurable(handler.Command) && !SecurityProviderUtility.IsResourceAccessible(handler.Command))
                            continue;

                        if (!handler.IsAdvertised && !showAdvancedHelp)
                            continue;

                        responseMessage.AppendLine();
                        responseMessage.Append(handler.Command.PadRight(20));
                        responseMessage.Append(' ');
                        responseMessage.Append(handler.CommandDescription.PadRight(55));
                    }
                }
                responseMessage.AppendLine();
                responseMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, responseMessage.ToString());
            }
        }

        private void ShowHealthReport(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Displays a resource utilization report for the service.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Health -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.Append("       -lifetime".PadRight(20));
                helpMessage.Append("Shows utilization over entire service lifetime");
                helpMessage.AppendLine();
                helpMessage.Append("       -actionable".PadRight(20));
                helpMessage.Append("Returns results via an actionable event");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                string message;
                bool success;

                if ((object)m_performanceMonitor != null)
                {
                    try
                    {
                        if (requestInfo.Request.Arguments.Exists("lifetime"))
                            message = m_performanceMonitor.LifetimeStatus;
                        else
                            message = m_performanceMonitor.Status;

                        UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "\r\n" + message + "\r\n");
                        success = true;
                    }
                    catch (Exception ex)
                    {
                        LogException(ex);
                        message = "Failed to query system health monitor status: " + ex.Message;
                        UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Alarm, message + "\r\n\r\n");
                        success = false;
                    }
                }
                else
                {
                    message = "System health monitor is unavailable.";
                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Warning, message + "\r\n\r\n");
                    success = false;
                }

                // Also allow consumers to directly consume message via event in response to a health request
                if (requestInfo.Request.Arguments.Exists("actionable"))
                    SendActionableResponse(requestInfo, success, null, message);
            }
        }

        private void ShowRequestHistory(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Displays a list of recent requests received from the clients.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       History -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                StringBuilder responseMessage = new StringBuilder();

                responseMessage.AppendFormat("History of requests received by {0}:", Name);
                responseMessage.AppendLine();
                responseMessage.AppendLine();
                responseMessage.Append("Command".PadRight(20));
                responseMessage.Append(' ');
                responseMessage.Append("Received".PadRight(25));
                responseMessage.Append(' ');
                responseMessage.Append("Sender".PadRight(30));
                responseMessage.AppendLine();
                responseMessage.Append(new string('-', 20));
                responseMessage.Append(' ');
                responseMessage.Append(new string('-', 25));
                responseMessage.Append(' ');
                responseMessage.Append(new string('-', 30));

                lock (m_clientRequestHistory)
                {
                    foreach (ClientRequestInfo historicRequest in m_clientRequestHistory)
                    {
                        responseMessage.AppendLine();
                        responseMessage.Append(historicRequest.Request.Command.PadRight(20));
                        responseMessage.Append(' ');
                        responseMessage.Append(historicRequest.ReceivedAt.ToString(CultureInfo.InvariantCulture).PadRight(25));
                        responseMessage.Append(' ');
                        responseMessage.Append($"{historicRequest.Sender.ClientUser.Identity.Name} from {historicRequest.Sender.MachineName}".PadRight(30));
                    }
                }
                responseMessage.AppendLine();
                responseMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, responseMessage.ToString());
            }
        }

        private void ShowSchedules(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Displays a list of schedules for processes defined in the service.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Schedules -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                if (m_processScheduler.Schedules.Count > 0)
                {
                    // Display info about all the process schedules defined in the service.
                    StringBuilder responseMessage = new StringBuilder();

                    responseMessage.AppendFormat("Process schedules defined in {0}:", Name);
                    responseMessage.AppendLine();
                    responseMessage.AppendLine();
                    responseMessage.Append("Name".PadRight(25));
                    responseMessage.Append(' ');
                    responseMessage.Append("Rule".PadRight(20));
                    responseMessage.Append(' ');
                    responseMessage.Append("Last Due".PadRight(30));
                    responseMessage.AppendLine();
                    responseMessage.Append(new string('-', 25));
                    responseMessage.Append(' ');
                    responseMessage.Append(new string('-', 20));
                    responseMessage.Append(' ');
                    responseMessage.Append(new string('-', 30));

                    foreach (Schedule schedule in m_processScheduler.Schedules)
                    {
                        responseMessage.AppendLine();
                        responseMessage.Append(schedule.Name.PadRight(25));
                        responseMessage.Append(' ');
                        responseMessage.Append(schedule.Rule.PadRight(20));
                        responseMessage.Append(' ');

                        if (schedule.LastDueAt != DateTime.MinValue)
                            responseMessage.Append(schedule.LastDueAt.ToString(CultureInfo.InvariantCulture).PadRight(30));
                        else
                            responseMessage.Append("[Never]".PadRight(30));
                    }
                    responseMessage.AppendLine();
                    responseMessage.AppendLine();

                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, responseMessage.ToString());
                }
                else
                {
                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "No process schedules are defined in {0}.\r\n\r\n", Name);
                }
            }
        }

        private void ShowProcesses(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest)
            {
                bool showAdvancedHelp = requestInfo.Request.Arguments.Exists("advanced");

                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Displays a list of defined service processes or running system processes.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Processes -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                if (m_supportSystemCommands && showAdvancedHelp)
                {
                    helpMessage.AppendLine();
                    helpMessage.Append("       -system".PadRight(20));
                    helpMessage.Append("Displays system processes instead of service processes");
                }
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                bool listSystemProcesses = requestInfo.Request.Arguments.Exists("system");
                if (listSystemProcesses && m_supportSystemCommands)
                {
                    // Enumerate "system" processes when -system parameter is specified
                    StringBuilder responseMessage = new StringBuilder();

                    responseMessage.AppendFormat("Processes running on {0}:", Environment.MachineName);
                    responseMessage.AppendLine();
                    responseMessage.AppendLine();
                    responseMessage.Append("ID".PadRight(5));
                    responseMessage.Append(' ');
                    responseMessage.Append("Name".PadRight(25));
                    responseMessage.Append(' ');
                    responseMessage.Append("Priority".PadRight(15));
                    responseMessage.Append(' ');
                    responseMessage.Append("Responding".PadRight(10));
                    responseMessage.Append(' ');
                    responseMessage.Append("Start Time".PadRight(20));
                    responseMessage.AppendLine();
                    responseMessage.Append(new string('-', 5));
                    responseMessage.Append(' ');
                    responseMessage.Append(new string('-', 25));
                    responseMessage.Append(' ');
                    responseMessage.Append(new string('-', 15));
                    responseMessage.Append(' ');
                    responseMessage.Append(new string('-', 10));
                    responseMessage.Append(' ');
                    responseMessage.Append(new string('-', 20));

                    foreach (Process process in Process.GetProcesses())
                    {
                        try
                        {
                            responseMessage.Append(process.StartInfo.UserName);
                            responseMessage.AppendLine();
                            responseMessage.Append(process.Id.ToString().PadRight(5));
                            responseMessage.Append(' ');
                            responseMessage.Append(process.ProcessName.PadRight(25));
                            responseMessage.Append(' ');
#if MONO
                            responseMessage.Append("Undetermined".PadRight(15));
                            responseMessage.Append(' ');
                            responseMessage.Append("N/A".PadRight(10));
                            responseMessage.Append(' ');
#else
                            responseMessage.Append(process.PriorityClass.ToString().PadRight(15));
                            responseMessage.Append(' ');
                            responseMessage.Append((process.Responding ? "Yes" : "No").PadRight(10));
                            responseMessage.Append(' ');
#endif
                            responseMessage.Append(process.StartTime.ToString("MM/dd/yy hh:mm:ss tt").PadRight(20));
                        }
                        // ReSharper disable once EmptyGeneralCatchClause
                        catch
                        { }
                    }
                    responseMessage.AppendLine();
                    responseMessage.AppendLine();

                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, responseMessage.ToString());
                }
                else
                {
                    if (m_processes.Count > 0)
                    {
                        // Display info about all the processes defined in the service.
                        StringBuilder responseMessage = new StringBuilder();
//.........这里部分代码省略.........

        private void UnscheduleProcess(ClientRequestInfo requestInfo)
        {
            if (requestInfo.Request.Arguments.ContainsHelpRequest || requestInfo.Request.Arguments.OrderedArgCount < 1)
            {
                StringBuilder helpMessage = new StringBuilder();

                helpMessage.Append("Unschedules a scheduled process defined in the service.");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Usage:");
                helpMessage.AppendLine();
                helpMessage.Append("       Unschedule \"Process Name\" -options");
                helpMessage.AppendLine();
                helpMessage.AppendLine();
                helpMessage.Append("   Options:");
                helpMessage.AppendLine();
                helpMessage.Append("       -?".PadRight(20));
                helpMessage.Append("Displays this help message");
                helpMessage.AppendLine();
                helpMessage.Append("       -save".PadRight(20));
                helpMessage.Append("Saves all process schedules to the config file");
                helpMessage.AppendLine();
                helpMessage.Append("       -list".PadRight(20));
                helpMessage.Append("Displays list of all process schedules");
                helpMessage.AppendLine();
                helpMessage.AppendLine();

                UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, helpMessage.ToString());
            }
            else
            {
                string processName = requestInfo.Request.Arguments["orderedarg1"];
                bool saveSchedules = requestInfo.Request.Arguments.Exists("save");
                bool listSchedules = requestInfo.Request.Arguments.Exists("list");

                Schedule scheduleToRemove = m_processScheduler.FindSchedule(processName);

                if ((object)scheduleToRemove != null)
                {
                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "Attempting to unschedule process \"{0}\"...\r\n\r\n", processName);
                    m_processScheduler.Schedules.Remove(scheduleToRemove);
                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Information, "Successfully unscheduled process \"{0}\".\r\n\r\n", processName);

                    if (saveSchedules)
                    {
                        requestInfo.Request = ClientRequest.Parse("SaveSchedules");
                        SaveSchedules(requestInfo);
                    }
                }
                else
                {
                    UpdateStatus(requestInfo.Sender.ClientID, UpdateType.Alarm, "Failed to unschedule process \"{0}\". Process is not scheduled.\r\n\r\n", processName);
                }

                if (!listSchedules)
                    return;

                requestInfo.Request = ClientRequest.Parse("Schedules");
                ShowSchedules(requestInfo);
            }
        }