mcs/class/Microsoft.Build.Utilities/Microsoft.Build.Utilities/ToolTask.cs

   1 //
   2 // ToolTask.cs: Base class for command line tool tasks.
   3 //
   4 // Author:
   5 //   Marek Sieradzki (marek.sieradzki@gmail.com)
   6 //   Ankit Jain (jankit@novell.com)
   7 //
   8 // (C) 2005 Marek Sieradzki
   9 // Copyright 2009 Novell, Inc (http://www.novell.com)
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29
  30 #if NET_2_0
  31
  32 using System;
  33 using System.Diagnostics;
  34 using System.Collections;
  35 using System.Collections.Specialized;
  36 using System.IO;
  37 using System.Resources;
  38 using System.Text;
  39 using System.Text.RegularExpressions;
  40 using Microsoft.Build.Framework;
  41 using Mono.XBuild.Utilities;
  42
  43 namespace Microsoft.Build.Utilities
  44 {
  45         public abstract class ToolTask : Task
  46         {
  47                 StringDictionary        environmentOverride;
  48                 int                     exitCode;
  49                 int                     timeout;
  50                 string                  toolPath;
  51                 Process                 process;
  52                 Encoding                responseFileEncoding;
  53                 MessageImportance       standardErrorLoggingImportance;
  54                 MessageImportance       standardOutputLoggingImportance;
  55                 StringBuilder toolOutput;
  56                 bool typeLoadException;
  57
  58                 static Regex            regex;
  59
  60                 protected ToolTask ()
  61                         : this (null, null)
  62                 {
  63                         this.standardErrorLoggingImportance = MessageImportance.High;
  64                         this.standardOutputLoggingImportance = MessageImportance.Normal;
  65                 }
  66
  67                 protected ToolTask (ResourceManager taskResources)
  68                         : this (taskResources, null)
  69                 {
  70                 }
  71
  72                 protected ToolTask (ResourceManager taskResources,
  73                                    string helpKeywordPrefix)
  74                 {
  75                         this.TaskResources = taskResources;
  76                         this.HelpKeywordPrefix = helpKeywordPrefix;
  77                         this.toolPath = MonoLocationHelper.GetBinDir ();
  78                         this.responseFileEncoding = Encoding.UTF8;
  79                         this.timeout = Int32.MaxValue;
  80                 }
  81
  82                 static ToolTask ()
  83                 {
  84                         regex = new Regex (
  85                                 @"^\s*"
  86                                 + @"(((?<ORIGIN>(((\d+>)?[a-zA-Z]?:[^:]*)|([^:]*))):)"
  87                                 + "|())"
  88                                 + "(?<SUBCATEGORY>(()|([^:]*? )))"
  89                                 + "(?<CATEGORY>(error|warning)) "
  90                                 + "(?<CODE>[^:]*):"
  91                                 + "(?<TEXT>.*)$",
  92                                 RegexOptions.IgnoreCase);
  93                 }
  94
  95                 [MonoTODO]
  96                 protected virtual bool CallHostObjectToExecute ()
  97                 {
  98                         return true;
  99                 }
 100
 101                 public override bool Execute ()
 102                 {
 103                         if (SkipTaskExecution ())
 104                                 return true;
 105
 106                         exitCode = ExecuteTool (GenerateFullPathToTool (), GenerateResponseFileCommands (),
 107                                 GenerateCommandLineCommands ());
 108
 109                         return HandleTaskExecutionErrors ();
 110                 }
 111
 112                 [MonoTODO]
 113                 protected virtual string GetWorkingDirectory ()
 114                 {
 115                         return null;
 116                 }
 117
 118                 protected virtual int ExecuteTool (string pathToTool,
 119                                                    string responseFileCommands,
 120                                                    string commandLineCommands)
 121
 122                 {
 123                         if (pathToTool == null)
 124                                 throw new ArgumentNullException ("pathToTool");
 125
 126                         string output, error, responseFileName;
 127                         StreamWriter outwr, errwr;
 128
 129                         outwr = errwr = null;
 130                         responseFileName = output = error = null;
 131                         toolOutput = new StringBuilder ();
 132
 133                         try {
 134                                 string arguments = commandLineCommands;
 135                                 if (!String.IsNullOrEmpty (responseFileCommands)) {
 136                                         responseFileName = Path.GetTempFileName ();
 137                                         File.WriteAllText (responseFileName, responseFileCommands);
 138                                         arguments = arguments + " " + GetResponseFileSwitch (responseFileName);
 139                                 }
 140
 141                                 LogToolCommand (String.Format ("Tool {0} execution started with arguments: {1} {2}",
 142                                                 pathToTool, commandLineCommands, responseFileCommands));
 143
 144                                 output = Path.GetTempFileName ();
 145                                 error = Path.GetTempFileName ();
 146                                 outwr = new StreamWriter (output);
 147                                 errwr = new StreamWriter (error);
 148
 149                                 ProcessStartInfo pinfo = new ProcessStartInfo (pathToTool, arguments);
 150                                 pinfo.WorkingDirectory = GetWorkingDirectory () ?? Environment.CurrentDirectory;
 151
 152                                 pinfo.UseShellExecute = false;
 153                                 pinfo.RedirectStandardOutput = true;
 154                                 pinfo.RedirectStandardError = true;
 155
 156                                 try {
 157                                         ProcessWrapper pw = ProcessService.StartProcess (pinfo, outwr, errwr, null, environmentOverride);
 158                                         pw.WaitForOutput (timeout == Int32.MaxValue ? -1 : timeout);
 159                                         exitCode = pw.ExitCode;
 160                                         outwr.Close();
 161                                         errwr.Close();
 162                                         pw.Dispose ();
 163                                 } catch (System.ComponentModel.Win32Exception e) {
 164                                         Log.LogError ("Error executing tool '{0}': {1}", pathToTool, e.Message);
 165                                         return -1;
 166                                 }
 167
 168                                 ProcessOutputFile (output, standardOutputLoggingImportance);
 169                                 ProcessOutputFile (error, standardErrorLoggingImportance);
 170
 171                                 if (!Log.HasLoggedErrors && exitCode != 0)
 172                                         Log.LogError ("Tool crashed: " + toolOutput.ToString ());
 173
 174                                 Log.LogMessage (MessageImportance.Low, "Tool {0} execution finished.", pathToTool);
 175                                 return exitCode;
 176                         } finally {
 177                                 DeleteTempFile (responseFileName);
 178                                 if (outwr != null)
 179                                         outwr.Dispose ();
 180                                 if (errwr != null)
 181                                         errwr.Dispose ();
 182
 183                                 DeleteTempFile (output);
 184                                 DeleteTempFile (error);
 185                                 toolOutput = null;
 186                         }
 187                 }
 188
 189                 void ProcessOutputFile (string filename, MessageImportance importance)
 190                 {
 191                         using (StreamReader sr = File.OpenText (filename)) {
 192                                 string line;
 193                                 while ((line = sr.ReadLine ()) != null) {
 194                                         if (typeLoadException) {
 195                                                 toolOutput.Append (sr.ReadToEnd ());
 196                                                 string output_str = toolOutput.ToString ();
 197                                                 Regex reg  = new Regex (@".*WARNING.*used in (mscorlib|System),.*",
 198                                                                 RegexOptions.Multiline);
 199
 200                                                 if (reg.Match (output_str).Success)
 201                                                         Log.LogError (
 202                                                                 "Error: A referenced assembly may be built with an incompatible " +
 203                                                                 "CLR version. See the compilation output for more details.");
 204                                                 else
 205                                                         Log.LogError (
 206                                                                 "Error: A dependency of a referenced assembly may be missing, or " +
 207                                                                 "you may be referencing an assembly created with a newer CLR " +
 208                                                                 "version. See the compilation output for more details.");
 209
 210                                                 Log.LogError (output_str);
 211                                         }
 212
 213                                         toolOutput.AppendLine (line);
 214                                         LogEventsFromTextOutput (line, importance);
 215                                 }
 216                         }
 217                 }
 218
 219                 protected virtual void LogEventsFromTextOutput (string singleLine, MessageImportance importance)
 220                 {
 221                         singleLine = singleLine.Trim ();
 222                         if (singleLine.Length == 0)
 223                                 return;
 224
 225                         if (singleLine.StartsWith ("Unhandled Exception: System.TypeLoadException") ||
 226                             singleLine.StartsWith ("Unhandled Exception: System.IO.FileNotFoundException")) {
 227                                 typeLoadException = true;
 228                         }
 229
 230                         // When IncludeDebugInformation is true, prevents the debug symbols stats from braeking this.
 231                         if (singleLine.StartsWith ("WROTE SYMFILE") ||
 232                                 singleLine.StartsWith ("OffsetTable") ||
 233                                 singleLine.StartsWith ("Compilation succeeded") ||
 234                                 singleLine.StartsWith ("Compilation failed"))
 235                                 return;
 236
 237                         string filename, origin, category, code, subcategory, text;
 238                         int lineNumber, columnNumber, endLineNumber, endColumnNumber;
 239
 240                         Match m = regex.Match (singleLine);
 241                         origin = m.Groups [regex.GroupNumberFromName ("ORIGIN")].Value;
 242                         category = m.Groups [regex.GroupNumberFromName ("CATEGORY")].Value;
 243                         code = m.Groups [regex.GroupNumberFromName ("CODE")].Value;
 244                         subcategory = m.Groups [regex.GroupNumberFromName ("SUBCATEGORY")].Value;
 245                         text = m.Groups [regex.GroupNumberFromName ("TEXT")].Value;
 246
 247                         ParseOrigin (origin, out filename, out lineNumber, out columnNumber, out endLineNumber, out endColumnNumber);
 248
 249                         if (category == "warning") {
 250                                 Log.LogWarning (subcategory, code, null, filename, lineNumber, columnNumber, endLineNumber,
 251                                         endColumnNumber, text, null);
 252                         } else if (category == "error") {
 253                                 Log.LogError (subcategory, code, null, filename, lineNumber, columnNumber, endLineNumber,
 254                                         endColumnNumber, text, null);
 255                         } else {
 256                                 Log.LogMessage (singleLine);
 257                         }
 258                 }
 259
 260                 private void ParseOrigin (string origin, out string filename,
 261                                      out int lineNumber, out int columnNumber,
 262                                      out int endLineNumber, out int endColumnNumber)
 263                 {
 264                         int lParen;
 265                         string[] temp;
 266                         string[] left, right;
 267
 268                         if (origin.IndexOf ('(') != -1 ) {
 269                                 lParen = origin.IndexOf ('(');
 270                                 filename = origin.Substring (0, lParen);
 271                                 temp = origin.Substring (lParen + 1, origin.Length - lParen - 2).Split (',');
 272                                 if (temp.Length == 1) {
 273                                         left = temp [0].Split ('-');
 274                                         if (left.Length == 1) {
 275                                                 lineNumber = Int32.Parse (left [0]);
 276                                                 columnNumber = 0;
 277                                                 endLineNumber = 0;
 278                                                 endColumnNumber = 0;
 279                                         } else if (left.Length == 2) {
 280                                                 lineNumber = Int32.Parse (left [0]);
 281                                                 columnNumber = 0;
 282                                                 endLineNumber = Int32.Parse (left [1]);
 283                                                 endColumnNumber = 0;
 284                                         } else
 285                                                 throw new Exception ("Invalid line/column format.");
 286                                 } else if (temp.Length == 2) {
 287                                         right = temp [1].Split ('-');
 288                                         lineNumber = Int32.Parse (temp [0]);
 289                                         endLineNumber = 0;
 290                                         if (right.Length == 1) {
 291                                                 columnNumber = Int32.Parse (right [0]);
 292                                                 endColumnNumber = 0;
 293                                         } else if (right.Length == 2) {
 294                                                 columnNumber = Int32.Parse (right [0]);
 295                                                 endColumnNumber = Int32.Parse (right [0]);
 296                                         } else
 297                                                 throw new Exception ("Invalid line/column format.");
 298                                 } else if (temp.Length == 4) {
 299                                         lineNumber = Int32.Parse (temp [0]);
 300                                         endLineNumber = Int32.Parse (temp [2]);
 301                                         columnNumber = Int32.Parse (temp [1]);
 302                                         endColumnNumber = Int32.Parse (temp [3]);
 303                                 } else
 304                                         throw new Exception ("Invalid line/column format.");
 305                         } else {
 306                                 filename = origin;
 307                                 lineNumber = 0;
 308                                 columnNumber = 0;
 309                                 endLineNumber = 0;
 310                                 endColumnNumber = 0;
 311                         }
 312                 }
 313
 314                 [MonoTODO]
 315                 protected virtual string GenerateCommandLineCommands ()
 316                 {
 317                         return null;
 318                 }
 319
 320                 protected abstract string GenerateFullPathToTool ();
 321
 322                 [MonoTODO]
 323                 protected virtual string GenerateResponseFileCommands ()
 324                 {
 325                         return null;
 326                 }
 327
 328                 [MonoTODO]
 329                 protected virtual string GetResponseFileSwitch (string responseFilePath)
 330                 {
 331                         return String.Format ("@{0}", responseFilePath);
 332                 }
 333
 334                 [MonoTODO]
 335                 protected virtual bool HandleTaskExecutionErrors ()
 336                 {
 337                         return ExitCode == 0 && !Log.HasLoggedErrors;
 338                 }
 339
 340                 protected virtual HostObjectInitializationStatus InitializeHostObject ()
 341                 {
 342                         return HostObjectInitializationStatus.NoActionReturnSuccess;
 343                 }
 344
 345                 [MonoTODO]
 346                 protected virtual void LogToolCommand (string message)
 347                 {
 348                         Log.LogMessage (MessageImportance.Normal, message);
 349                 }
 350
 351                 [MonoTODO]
 352                 protected virtual void LogPathToTool (string toolName,
 353                                                       string pathToTool)
 354                 {
 355                 }
 356
 357                 protected virtual bool SkipTaskExecution()
 358                 {
 359                         return false;
 360                 }
 361
 362                 protected virtual bool ValidateParameters()
 363                 {
 364                         return true;
 365                 }
 366
 367                 protected void DeleteTempFile (string fileName)
 368                 {
 369                         if (String.IsNullOrEmpty (fileName))
 370                                 return;
 371
 372                         try {
 373                                 File.Delete (fileName);
 374                         } catch (IOException ioe) {
 375                                 Log.LogWarning ("Unable to delete temporary file '{0}' : {1}", ioe.Message);
 376                         } catch (UnauthorizedAccessException uae) {
 377                                 Log.LogWarning ("Unable to delete temporary file '{0}' : {1}", uae.Message);
 378                         }
 379                 }
 380
 381                 protected virtual StringDictionary EnvironmentOverride
 382                 {
 383                         get { return environmentOverride; }
 384                 }
 385
 386                 [Output]
 387                 public int ExitCode {
 388                         get { return exitCode; }
 389                 }
 390
 391                 protected virtual Encoding ResponseFileEncoding
 392                 {
 393                         get { return responseFileEncoding; }
 394                 }
 395
 396                 protected virtual Encoding StandardErrorEncoding
 397                 {
 398                         get { return Console.Error.Encoding; }
 399                 }
 400
 401                 protected virtual MessageImportance StandardErrorLoggingImportance {
 402                         get { return standardErrorLoggingImportance; }
 403                 }
 404
 405                 protected virtual Encoding StandardOutputEncoding
 406                 {
 407                         get { return Console.Out.Encoding; }
 408                 }
 409
 410                 protected virtual MessageImportance StandardOutputLoggingImportance {
 411                         get { return standardOutputLoggingImportance; }
 412                 }
 413
 414                 protected virtual bool HasLoggedErrors {
 415                         get { return Log.HasLoggedErrors; }
 416                 }
 417
 418                 public virtual int Timeout
 419                 {
 420                         get { return timeout; }
 421                         set { timeout = value; }
 422                 }
 423
 424                 protected abstract string ToolName
 425                 {
 426                         get;
 427                 }
 428
 429                 public string ToolPath
 430                 {
 431                         get { return toolPath; }
 432                         set { toolPath  = value; }
 433                 }
 434         }
 435 }
 436
 437 #endif