tools/installutil/installutil.cs

   1 //
   2 // Authors:
   3 //   Miguel de Icaza (miguel@novell.com)
   4 //
   5 // (C) 2007 Novell, Inc
   6 //
   7
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System;
  30 using System.IO;
  31 using System.Collections;
  32 using System.ComponentModel;
  33 using System.Reflection;
  34 using System.Configuration.Install;
  35
  36 public class InstallUtil {
  37
  38         static bool showcallstack = false;
  39         static bool logtoconsole = false;
  40         static string assembly = null;
  41
  42         static void ShowHelpForAssembly (string assembly)
  43         {
  44                 Console.WriteLine ("Help for assembly not implemented");
  45         }
  46
  47         static void ShowHelp ()
  48         {
  49                 Console.WriteLine ("installutil -- Installs Assemblies that use System.Configuration.Install");
  50                 Console.WriteLine ("Usage is: installutil commands\n");
  51                 Console.WriteLine ("\n" +
  52                                    "   /help            Shows help\n" +
  53                                    "   /help ASSEM      Shows help for the given assembly\n" +
  54                                    "   /logfile[=out]   Specifies a log file\n" +
  55                                    "   /uninstall ASSEM Uninstall the given assembly\n");
  56         }
  57
  58         static void Call (Installer instance, string method, object arg)
  59         {
  60                 Console.WriteLine ("M: " + method);
  61                 MethodInfo mi = typeof (Installer).GetMethod (method, BindingFlags.Public|BindingFlags.Instance|BindingFlags.NonPublic|BindingFlags.Static);
  62                 mi.Invoke (instance, new object [] { arg });
  63         }
  64
  65         static void Error (string st)
  66         {
  67                 Console.Error.WriteLine (st);
  68         }
  69
  70         static void Perform (bool install, string executable)
  71         {
  72                 ArrayList order = new ArrayList ();
  73                 Hashtable states = new Hashtable ();
  74
  75                 try {
  76                         Assembly a;
  77
  78                         if (assembly != null)
  79                                 a = Assembly.Load (assembly);
  80                         else
  81                                 a = Assembly.LoadFrom (executable);
  82
  83                         Type [] types = a.GetTypes ();
  84
  85                         // todo: pass arguments, they are kind of useless though.
  86                         InstallContext ctx = new InstallContext ();
  87
  88                         foreach (Type t in types){
  89                                 if (!t.IsSubclassOf (typeof (Installer)))
  90                                         continue;
  91
  92                                 object [] attrs = t.GetCustomAttributes (typeof (RunInstallerAttribute), false);
  93                                 if (attrs == null || attrs.Length == 0)
  94                                         continue;
  95
  96                                 RunInstallerAttribute ria = attrs [0] as RunInstallerAttribute;
  97                                 if (ria == null || !ria.RunInstaller)
  98                                         continue;
  99
 100                                 try {
 101                                         Installer installer = (Installer) Activator.CreateInstance (t);
 102                                         Hashtable state = new Hashtable ();
 103
 104                                         order.Add (installer);
 105                                         states [installer] = state;
 106
 107                                         if (install)
 108                                                 Call (installer, "OnBeforeInstall", state);
 109                                         else
 110                                                 Call (installer, "OnBeforeUninstall", state);
 111
 112                                         installer.Install (state);
 113
 114                                         if (install)
 115                                                 Call (installer, "OnAfterInstall", state);
 116                                         else
 117                                                 Call (installer, "OnAfterUninstall", state);
 118
 119                                 } catch (Exception e) {
 120                                         Error (String.Format ("Can not create installer of type {0}", t));
 121
 122                                         //
 123                                         // According to the docs uninstall should not do rollback
 124                                         //
 125                                         if (install){
 126                                                 foreach (Installer installer in order){
 127                                                         Hashtable state = (Hashtable) states [installer];
 128
 129                                                         Call (installer, "OnBeforeRollback", state);
 130                                                         installer.Rollback (state);
 131                                                         Call (installer, "OnAfterRollback", state);
 132                                                 }
 133                                         }
 134                                 }
 135                         }
 136                         //
 137                         // Got it, now commit them
 138                         //
 139                         if (install){
 140                                 foreach (Installer inst in order){
 141                                         Hashtable state = (Hashtable) states [inst];
 142
 143                                         Call (inst, "OnCommitting", state);
 144                                         inst.Commit (state);
 145                                         Call (inst, "OnCommitted", state);
 146                                 }
 147                         }
 148                 } catch {
 149                         Error (String.Format ("Unable to load assembly {0}", assembly));
 150                 }
 151         }
 152
 153         static void Install (string assembly)
 154         {
 155                 Perform (true, assembly);
 156         }
 157
 158         static void Uninstall (string assembly)
 159         {
 160                 Perform (false, assembly);
 161         }
 162
 163         static int Main (string [] args)
 164         {
 165                 bool did_something = false;
 166                 string logfile = null;
 167
 168                 for (int i = 0; i < args.Length; i++){
 169                         string arg = args [i];
 170                         char c = arg [0];
 171
 172                         if (c == '/' || c == '-'){
 173                                 switch (arg.ToLower ()){
 174                                 case "/help": case "/h": case "/?":
 175                                 case "-help": case "-h": case "-?":
 176                                         if (i + 1 < args.Length){
 177                                                 i++;
 178                                                 ShowHelpForAssembly (args [i]);
 179                                         } else {
 180                                                 ShowHelp ();
 181                                                 return 1;
 182                                         }
 183                                         break;
 184
 185                                 case "-showcallstack":
 186                                 case "/showcallstack":
 187                                         showcallstack = true;
 188                                         break;
 189
 190                                 case "-logtoconsole":
 191                                 case "/logtoconsole":
 192                                         logtoconsole = true;
 193                                         break;
 194
 195                                 case "-u": case "-uninstall":
 196                                 case "/u": case "/uninstall":
 197                                         if (i + 1 < args.Length){
 198                                                 i++;
 199                                                 Uninstall (args [i]);
 200                                                 did_something = true;
 201                                         } else {
 202                                                 ShowHelp ();
 203                                                 return 1;
 204                                         }
 205                                         break;
 206
 207                                 case "-assemblyname":
 208                                 case "/assemblyname":
 209                                         if (i + 1 < args.Length){
 210                                                 i++;
 211                                                 assembly = args [i];
 212                                                 Install ("");
 213                                         } else {
 214                                                 ShowHelp ();
 215                                                 return 1;
 216                                         }
 217                                         break;
 218
 219                                 default:
 220                                         ShowHelp ();
 221                                         return 1;
 222                                 }
 223                         } else {
 224                                 did_something = true;
 225                                 Install (args [i]);
 226                         }
 227                 }
 228                 if (!did_something){
 229                         ShowHelp ();
 230                         return 1;
 231                 }
 232
 233                 return 0;
 234         }
 235 }