Updated logging and instrumentation

NzbDrone/IISController.cs

@@ -0,0 +1,109 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text;
+using Microsoft.Web.Administration;
+using NLog;
+
+namespace NzbDrone
+{
+    class IISController
+    {
+        public static Process IISProcess { get; private set; }
+        private static readonly Logger IISLogger = LogManager.GetLogger("IISExpress");
+        private static readonly Logger Logger = LogManager.GetLogger("IISController");
+        private static readonly string IISFolder = Path.Combine(Config.ProjectRoot, @"IISExpress\");
+        private static readonly string IISExe = Path.Combine(IISFolder, @"iisexpress.exe");
+
+
+        internal static string AppUrl
+        {
+            get { return string.Format("http://localhost:{0}/", Config.Port); }
+        }
+
+        internal static Process StartIIS()
+        {
+            Logger.Info("Preparing IISExpress Server...");
+            IISProcess = new Process();
+
+            IISProcess.StartInfo.FileName = IISExe;
+            IISProcess.StartInfo.Arguments = "/config:IISExpress\\Appserver\\applicationhost.config";
+            IISProcess.StartInfo.WorkingDirectory = Config.ProjectRoot;
+
+            IISProcess.StartInfo.UseShellExecute = false;
+            IISProcess.StartInfo.RedirectStandardOutput = true;
+            IISProcess.StartInfo.RedirectStandardError = true;
+            IISProcess.StartInfo.CreateNoWindow = true;
+
+            IISProcess.OutputDataReceived += ((s, e) => IISLogger.Trace(e.Data));
+            IISProcess.ErrorDataReceived += ((s, e) => IISLogger.Fatal(e.Data));
+
+            //Set Variables for the config file.
+            Environment.SetEnvironmentVariable("NZBDRONE_PATH", Config.ProjectRoot);
+            UpdateIISConfig();
+
+            Logger.Info("Starting process. [{0}]", IISProcess.StartInfo.FileName);
+            IISProcess.Start();
+
+            IISProcess.BeginErrorReadLine();
+            IISProcess.BeginOutputReadLine();
+            return IISProcess;
+        }
+
+        internal static void StopIIS()
+        {
+            KillProcess(IISProcess);
+        }
+
+        internal static void KillOrphaned()
+        {
+            Logger.Trace("================================================");
+            Logger.Info("Finding orphaned IIS Processes.");
+            foreach (var process in Process.GetProcessesByName("IISExpress"))
+            {
+                Logger.Trace("-------------------------");
+                string processPath = process.MainModule.FileName;
+                Logger.Info("[{0}]IIS Process found. Path:{1}", process.Id, processPath);
+                if (CleanPath(processPath) == CleanPath(IISExe))
+                {
+                    Logger.Info("[{0}]Process is considered orphaned.", process.Id);
+                    KillProcess(process);
+                }
+                else
+                {
+                    Logger.Info("[{0}]Process has a different start-up path. skipping.", process.Id);
+                }
+                Logger.Trace("-------------------------");
+            }
+            Logger.Trace("================================================");
+        }
+
+
+
+        private static void KillProcess(Process process)
+        {
+            if (process == null) return;
+
+            Logger.Info("[{0}]Killing process", process.Id);
+            process.Kill();
+            Logger.Info("[{0}]Waiting for exit", process.Id);
+            process.WaitForExit();
+            Logger.Info("[{0}]Process terminated successfully", process.Id);
+        }
+
+        private static void UpdateIISConfig()
+        {
+            Logger.Info(@"Configuring server to: [http://localhost:{0}]", Config.Port);
+            var serverManager = new ServerManager(Path.Combine(IISFolder, @"AppServer\applicationhost.config"));
+            serverManager.Sites["NZBDrone"].Bindings[0].BindingInformation = string.Format("*:{0}:", Config.Port);
+            serverManager.CommitChanges();
+        }
+
+        private static string CleanPath(string path)
+        {
+            return path.ToLower().Replace("\\", "").Replace("//", "//");
+        }
+    }
+}