Made the WindowsService self-installable with parameter support.

This fixes #1768

4 files changed, 88 insertions, 5 deletions

diff --git a/Duplicati/WindowsService/Program.cs b/Duplicati/WindowsService/Program.cs
index b646861eb..17483528a 100644
--- a/Duplicati/WindowsService/Program.cs
+++ b/Duplicati/WindowsService/Program.cs
@@ -1,6 +1,8 @@
 using System;

 using System.Collections.Generic;

+using System.Configuration.Install;

 using System.Linq;

+using System.Reflection;

 using System.ServiceProcess;

 using System.Text;

 using System.Threading.Tasks;

@@ -11,7 +13,48 @@ namespace Duplicati.WindowsService
     {

         public static void Main(string[] args)

         {

-            ServiceBase.Run(new ServiceBase[] { new ServiceControl(args) });

+			var install = args != null && args.Where(x => string.Equals("install", x, StringComparison.OrdinalIgnoreCase)).Any();

+			var uninstall = args != null && args.Where(x => string.Equals("uninstall", x, StringComparison.OrdinalIgnoreCase)).Any();

+			var help = args != null && args.Where(x => string.Equals("help", x, StringComparison.OrdinalIgnoreCase)).Any();

+

+			if (help)

+			{

+				Console.WriteLine("This is a Windows Service wrapper tool that hosts the Duplicati.Server.exe process, letting it run as a windows service.");

+				Console.WriteLine("|To run from a console, run the Duplicati.Server.exe instead of Duplicati.WindowsService.exe");

+				Console.WriteLine();

+				Console.WriteLine("Supported commands:");

+				Console.WriteLine("  install:\r\n    Installs the service");

+				Console.WriteLine("  uninstall:\r\n    Uninstalls the service");

+				Console.WriteLine();

+				Console.WriteLine("Supported options for the install command:");

+				Console.WriteLine("  /localuser:\r\n    Installs the service as a local user");

+				Console.WriteLine();

+				Console.WriteLine("It is possible to pass arguments to Duplicati.Server.exe, simply add them to the commandline:");

+				Console.WriteLine("  Duplicati.WindowsService.exe install --webservice-interface=loopback --log-retention=3M");

+				Console.WriteLine();

+				Console.WriteLine("To see supported options, run Duplicati.Server.exe:");

+				Console.WriteLine("  Duplicati.Server.exe help");

+				Console.WriteLine();

+				Console.WriteLine("To debug the WindowsService setup, add the --debug-service:");

+				Console.WriteLine("  Duplicati.WindowsService.exe install --debug-service");

+			}

+			else if (install || uninstall)

+			{

+				// Remove the install and uninstall flags if they are present

+				var commandline = string.Join(" ", args.Where(x => !(string.Equals("install", x, StringComparison.OrdinalIgnoreCase) || string.Equals("uninstall", x, StringComparison.OrdinalIgnoreCase))));

+				var selfexec = Assembly.GetExecutingAssembly().Location;

+

+

+				// --uninstall + --install = reinstall

+				if (uninstall)

+					ManagedInstallerClass.InstallHelper(new string[] { "/u", selfexec });

+				if (install)

+					ManagedInstallerClass.InstallHelper(new string[] { "/commandline=" + commandline, selfexec });

+			}

+			else

+			{

+				ServiceBase.Run(new ServiceBase[] { new ServiceControl(args) });

+			}

         }

     }

 }

diff --git a/Duplicati/WindowsService/ProjectInstaller.cs b/Duplicati/WindowsService/ProjectInstaller.cs
index 4ab6fb84d..eec0bf56b 100644
--- a/Duplicati/WindowsService/ProjectInstaller.cs
+++ b/Duplicati/WindowsService/ProjectInstaller.cs
@@ -3,6 +3,7 @@ using System.Collections;
 using System.Collections.Generic;

 using System.ComponentModel;

 using System.Configuration.Install;

+using System.Text;

 using System.Linq;

 using System.Threading.Tasks;

 

@@ -18,5 +19,28 @@ namespace Duplicati.WindowsService
                 new ServiceInstaller()

             });

         }

+

+		public override void Install(IDictionary stateSaver)

+		{

+			var commandline = Context.Parameters["commandline"];

+			if (!string.IsNullOrWhiteSpace(commandline))

+			{

+				var rawpath = Context.Parameters["assemblypath"];

+				var path = new StringBuilder(rawpath);

+				if (!rawpath.StartsWith("\"", StringComparison.Ordinal) || !rawpath.EndsWith("\"", StringComparison.Ordinal))

+				{

+					path.Insert(0, '"');

+					path.Append('"');

+				}

+

+				path.Append(" ");

+				path.Append(commandline);

+

+				Context.Parameters["assemblypath"] = path.ToString();

+			}

+

+			base.Install(stateSaver);

+		}

+

     }

 }

diff --git a/Duplicati/WindowsService/ServiceControl.cs b/Duplicati/WindowsService/ServiceControl.cs
index 61133cd11..b6eddc9e0 100644
--- a/Duplicati/WindowsService/ServiceControl.cs
+++ b/Duplicati/WindowsService/ServiceControl.cs
@@ -33,9 +33,10 @@ namespace Duplicati.WindowsService
 

             m_eventLog.Source = LOG_SOURCE;

             m_eventLog.Log = LOG_NAME;

-            m_cmdargs = args;

-            m_verbose_messages = m_cmdargs != null && m_cmdargs.Where(x => string.Equals("--debug-service", x, StringComparison.OrdinalIgnoreCase)).Any();

-        }

+            m_verbose_messages = args != null && args.Any(x => string.Equals("--debug-service", x, StringComparison.OrdinalIgnoreCase));

+			m_cmdargs = (args ?? new string[0]).Where(x => !string.Equals("--debug-service", x, StringComparison.OrdinalIgnoreCase)).ToArray();

+

+		}

 

         protected override void OnStart(string[] args)

         {

@@ -54,6 +55,8 @@ namespace Duplicati.WindowsService
 

         private void DoStart(string[] args)

         {

+			var startargs = (args ?? new string[0]).Union(m_cmdargs ?? new string[0]).ToArray();

+

             if (m_verbose_messages)

                 m_eventLog.WriteEntry("Starting...");

             lock(m_lock)

@@ -72,7 +75,7 @@ namespace Duplicati.WindowsService
                         m_eventLog.WriteEntry("Starting runner...");

 

                     m_runner = new Runner(

-                        m_cmdargs,

+                        startargs,

                         () =>

                         {

                             if (m_verbose_messages)

diff --git a/Duplicati/WindowsService/ServiceProcessInstaller.cs b/Duplicati/WindowsService/ServiceProcessInstaller.cs
index 2537fdd57..cc90447ab 100644
--- a/Duplicati/WindowsService/ServiceProcessInstaller.cs
+++ b/Duplicati/WindowsService/ServiceProcessInstaller.cs
@@ -12,5 +12,18 @@ namespace Duplicati.WindowsService
         {

             this.Account = System.ServiceProcess.ServiceAccount.LocalSystem;

         }

+

+		public override void Install(System.Collections.IDictionary stateSaver)

+		{

+			var localuser = Context.Parameters["localuser"];

+			if (localuser != null)

+			{

+				this.Account = System.ServiceProcess.ServiceAccount.User;

+				this.Username = localuser;

+			}

+

+

+			base.Install(stateSaver);

+		}

     }

 }