Exemple #1
0
        static void Main(string[] args)
        {
            // prepare
            var services = new Dictionary <string, ExternalProcess.Info>();
            var svcNodes = new List <XmlNode>();

            if (args?.FirstOrDefault(a => a.StartsWith("/config:")) != null)
            {
                var configFilePath = args.FirstOrDefault(a => a.StartsWith("/config:")).Replace(StringComparison.OrdinalIgnoreCase, "/config:", "").Trim();
                if (File.Exists(configFilePath))
                {
                    try
                    {
                        var xml = new XmlDocument();
                        xml.LoadXml(UtilityService.ReadTextFile(configFilePath));
                        svcNodes = xml.DocumentElement.SelectNodes("net.vieapps.services.bundles/service")?.ToList();
                    }
                    catch { }
                }
            }

            if (svcNodes == null || svcNodes.Count < 1)
            {
                if (ConfigurationManager.GetSection("net.vieapps.services.bundles") is AppConfigurationSectionHandler config)
                {
                    if (config.Section.SelectNodes("./service") is XmlNodeList nodes)
                    {
                        svcNodes = nodes.ToList();
                    }
                }
            }

            svcNodes?.Where(svcNode => !string.IsNullOrWhiteSpace(svcNode.Attributes["executable"]?.Value) && File.Exists(svcNode.Attributes["executable"].Value + (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) && !svcNode.Attributes["executable"].Value.IsEndsWith(".exe") ? ".exe" : ""))).ForEach(svcNode =>
            {
                var svcInfo = new ExternalProcess.Info(svcNode.Attributes["executable"].Value, svcNode.Attributes["arguments"]?.Value ?? "");
                svcInfo.Extra["waitingTimes"] = Int32.TryParse(svcNode.Attributes["waitingTimes"]?.Value, out int waitingTimes) ? waitingTimes : 0;
                services[svcNode.Attributes["executable"].Value] = svcInfo;
            });

            if (services.Count < 1)
            {
                Console.Error.WriteLine("No service to run...");
                return;
            }

            void start()
            {
                Console.WriteLine($"VIEApps NGX API Gateway - Service Bundles {Assembly.GetExecutingAssembly().GetVersion()}");
                Console.WriteLine($"Platform: {RuntimeInformation.FrameworkDescription} @ {(RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? "Windows" : RuntimeInformation.IsOSPlatform(OSPlatform.Linux) ? "Linux" : "macOS")} {RuntimeInformation.OSArchitecture} ({(RuntimeInformation.IsOSPlatform(OSPlatform.OSX) ? "Macintosh; Intel Mac OS X; " : "")}{RuntimeInformation.OSDescription.Trim()})");
                Console.WriteLine($"Mode: {(Environment.UserInteractive && args?.FirstOrDefault(a => a.StartsWith("/daemon")) == null ? "Interactive app" : "Background service")}");
                Console.WriteLine($"Services: {services.Count:#,##0}");
                services.Keys.ToList().ForEach(executable =>
                {
                    var svcInfo = services[executable];
                    if (svcInfo.Extra.TryGetValue("waitingTimes", out object waitingTimes) && (int)waitingTimes > 0)
                    {
                        Task.Delay((int)waitingTimes).GetAwaiter().GetResult();
                    }
                    svcInfo = services[executable] = ExternalProcess.Start(svcInfo.FilePath, svcInfo.Arguments, (s, a) => { }, (s, a) => { });
                    Console.WriteLine($"- PID: {svcInfo.ID} => {svcInfo.FilePath} {svcInfo.Arguments}");
                });
                Console.WriteLine("");
                Console.WriteLine($">>>>> Press Ctrl+C to stop all processes and terminate the bundles....");
                Console.WriteLine("");
            }

            void stop()
            {
                services.Values.ToList().ForEach(info =>
                {
                    try
                    {
                        ExternalProcess.Stop(info);
                    }
                    catch { }
                });
            }

            // setup environment
            AppDomain.CurrentDomain.ProcessExit += (sender, arguments) => stop();
            Console.OutputEncoding  = System.Text.Encoding.UTF8;
            Console.CancelKeyPress += (sender, arguments) =>
            {
                stop();
                Console.WriteLine($"\r\n");
                Console.WriteLine($"Service Bundles is stopped....");
                Console.WriteLine($"\r\n");
                Environment.Exit(0);
            };

            // start and wait for exit
            start();
            while (true)
            {
                Task.Delay(54321).GetAwaiter().GetResult();
            }
        }