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1   package org.apache.maven.cli;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import com.google.inject.AbstractModule;
23  import org.apache.commons.cli.CommandLine;
24  import org.apache.commons.cli.Option;
25  import org.apache.commons.cli.ParseException;
26  import org.apache.commons.cli.UnrecognizedOptionException;
27  import org.apache.maven.BuildAbort;
28  import org.apache.maven.InternalErrorException;
29  import org.apache.maven.Maven;
30  import org.apache.maven.building.FileSource;
31  import org.apache.maven.building.Problem;
32  import org.apache.maven.building.Source;
33  import org.apache.maven.cli.configuration.ConfigurationProcessor;
34  import org.apache.maven.cli.configuration.SettingsXmlConfigurationProcessor;
35  import org.apache.maven.cli.event.DefaultEventSpyContext;
36  import org.apache.maven.cli.event.ExecutionEventLogger;
37  import org.apache.maven.cli.internal.BootstrapCoreExtensionManager;
38  import org.apache.maven.cli.internal.extension.model.CoreExtension;
39  import org.apache.maven.cli.internal.extension.model.io.xpp3.CoreExtensionsXpp3Reader;
40  import org.apache.maven.cli.logging.Slf4jConfiguration;
41  import org.apache.maven.cli.logging.Slf4jConfigurationFactory;
42  import org.apache.maven.cli.logging.Slf4jLoggerManager;
43  import org.apache.maven.cli.logging.Slf4jStdoutLogger;
44  import org.apache.maven.cli.transfer.ConsoleMavenTransferListener;
45  import org.apache.maven.cli.transfer.QuietMavenTransferListener;
46  import org.apache.maven.cli.transfer.Slf4jMavenTransferListener;
47  import org.apache.maven.eventspy.internal.EventSpyDispatcher;
48  import org.apache.maven.exception.DefaultExceptionHandler;
49  import org.apache.maven.exception.ExceptionHandler;
50  import org.apache.maven.exception.ExceptionSummary;
51  import org.apache.maven.execution.DefaultMavenExecutionRequest;
52  import org.apache.maven.execution.ExecutionListener;
53  import org.apache.maven.execution.MavenExecutionRequest;
54  import org.apache.maven.execution.MavenExecutionRequestPopulationException;
55  import org.apache.maven.execution.MavenExecutionRequestPopulator;
56  import org.apache.maven.execution.MavenExecutionResult;
57  import org.apache.maven.execution.scope.internal.MojoExecutionScopeModule;
58  import org.apache.maven.extension.internal.CoreExports;
59  import org.apache.maven.extension.internal.CoreExtensionEntry;
60  import org.apache.maven.lifecycle.LifecycleExecutionException;
61  import org.apache.maven.model.building.ModelProcessor;
62  import org.apache.maven.project.MavenProject;
63  import org.apache.maven.properties.internal.EnvironmentUtils;
64  import org.apache.maven.properties.internal.SystemProperties;
65  import org.apache.maven.session.scope.internal.SessionScopeModule;
66  import org.apache.maven.shared.utils.logging.MessageBuilder;
67  import org.apache.maven.shared.utils.logging.MessageUtils;
68  import org.apache.maven.toolchain.building.DefaultToolchainsBuildingRequest;
69  import org.apache.maven.toolchain.building.ToolchainsBuilder;
70  import org.apache.maven.toolchain.building.ToolchainsBuildingResult;
71  import org.codehaus.plexus.ContainerConfiguration;
72  import org.codehaus.plexus.DefaultContainerConfiguration;
73  import org.codehaus.plexus.DefaultPlexusContainer;
74  import org.codehaus.plexus.PlexusConstants;
75  import org.codehaus.plexus.PlexusContainer;
76  import org.codehaus.plexus.classworlds.ClassWorld;
77  import org.codehaus.plexus.classworlds.realm.ClassRealm;
78  import org.codehaus.plexus.classworlds.realm.NoSuchRealmException;
79  import org.codehaus.plexus.component.repository.exception.ComponentLookupException;
80  import org.codehaus.plexus.logging.LoggerManager;
81  import org.codehaus.plexus.util.StringUtils;
82  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
83  import org.eclipse.aether.transfer.TransferListener;
84  import org.slf4j.ILoggerFactory;
85  import org.slf4j.Logger;
86  import org.slf4j.LoggerFactory;
87  import org.sonatype.plexus.components.cipher.DefaultPlexusCipher;
88  import org.sonatype.plexus.components.sec.dispatcher.DefaultSecDispatcher;
89  import org.sonatype.plexus.components.sec.dispatcher.SecDispatcher;
90  import org.sonatype.plexus.components.sec.dispatcher.SecUtil;
91  import org.sonatype.plexus.components.sec.dispatcher.model.SettingsSecurity;
92  
93  import java.io.BufferedInputStream;
94  import java.io.Console;
95  import java.io.File;
96  import java.io.FileInputStream;
97  import java.io.FileNotFoundException;
98  import java.io.FileOutputStream;
99  import java.io.IOException;
100 import java.io.InputStream;
101 import java.io.PrintStream;
102 import java.nio.file.Files;
103 import java.util.ArrayList;
104 import java.util.Collections;
105 import java.util.HashSet;
106 import java.util.LinkedHashMap;
107 import java.util.List;
108 import java.util.Map;
109 import java.util.Map.Entry;
110 import java.util.Properties;
111 import java.util.Set;
112 import java.util.StringTokenizer;
113 import java.util.regex.Matcher;
114 import java.util.regex.Pattern;
115 
116 import static org.apache.maven.shared.utils.logging.MessageUtils.buffer;
117 
118 // TODO push all common bits back to plexus cli and prepare for transition to Guice. We don't need 50 ways to make CLIs
119 
120 /**
121  * @author Jason van Zyl
122  */
123 public class MavenCli
124 {
125     public static final String LOCAL_REPO_PROPERTY = "maven.repo.local";
126 
127     public static final String MULTIMODULE_PROJECT_DIRECTORY = "maven.multiModuleProjectDirectory";
128 
129     public static final String USER_HOME = System.getProperty( "user.home" );
130 
131     public static final File USER_MAVEN_CONFIGURATION_HOME = new File( USER_HOME, ".m2" );
132 
133     public static final File DEFAULT_USER_TOOLCHAINS_FILE = new File( USER_MAVEN_CONFIGURATION_HOME, "toolchains.xml" );
134 
135     public static final File DEFAULT_GLOBAL_TOOLCHAINS_FILE =
136         new File( System.getProperty( "maven.conf" ), "toolchains.xml" );
137 
138     private static final String EXT_CLASS_PATH = "maven.ext.class.path";
139 
140     private static final String EXTENSIONS_FILENAME = ".mvn/extensions.xml";
141 
142     private static final String MVN_MAVEN_CONFIG = ".mvn/maven.config";
143 
144     public static final String STYLE_COLOR_PROPERTY = "style.color";
145 
146     private ClassWorld classWorld;
147 
148     private LoggerManager plexusLoggerManager;
149 
150     private ILoggerFactory slf4jLoggerFactory;
151 
152     private Logger slf4jLogger;
153 
154     private EventSpyDispatcher eventSpyDispatcher;
155 
156     private ModelProcessor modelProcessor;
157 
158     private Maven maven;
159 
160     private MavenExecutionRequestPopulator executionRequestPopulator;
161 
162     private ToolchainsBuilder toolchainsBuilder;
163 
164     private DefaultSecDispatcher dispatcher;
165 
166     private Map<String, ConfigurationProcessor> configurationProcessors;
167 
168     public MavenCli()
169     {
170         this( null );
171     }
172 
173     // This supports painless invocation by the Verifier during embedded execution of the core ITs
174     public MavenCli( ClassWorld classWorld )
175     {
176         this.classWorld = classWorld;
177     }
178 
179     public static void main( String[] args )
180     {
181         int result = main( args, null );
182 
183         System.exit( result );
184     }
185 
186     public static int main( String[] args, ClassWorld classWorld )
187     {
188         MavenCli cli = new MavenCli();
189 
190         MessageUtils.systemInstall();
191         MessageUtils.registerShutdownHook();
192         int result = cli.doMain( new CliRequest( args, classWorld ) );
193         MessageUtils.systemUninstall();
194 
195         return result;
196     }
197 
198     // TODO need to externalize CliRequest
199     public static int doMain( String[] args, ClassWorld classWorld )
200     {
201         MavenCli cli = new MavenCli();
202         return cli.doMain( new CliRequest( args, classWorld ) );
203     }
204 
205     /**
206      * This supports painless invocation by the Verifier during embedded execution of the core ITs.
207      * See <a href="http://maven.apache.org/shared/maven-verifier/xref/org/apache/maven/it/Embedded3xLauncher.html">
208      * <code>Embedded3xLauncher</code> in <code>maven-verifier</code></a>
209      */
210     public int doMain( String[] args, String workingDirectory, PrintStream stdout, PrintStream stderr )
211     {
212         PrintStream oldout = System.out;
213         PrintStream olderr = System.err;
214 
215         final Set<String> realms;
216         if ( classWorld != null )
217         {
218             realms = new HashSet<>();
219             for ( ClassRealm realm : classWorld.getRealms() )
220             {
221                 realms.add( realm.getId() );
222             }
223         }
224         else
225         {
226             realms = Collections.emptySet();
227         }
228 
229         try
230         {
231             if ( stdout != null )
232             {
233                 System.setOut( stdout );
234             }
235             if ( stderr != null )
236             {
237                 System.setErr( stderr );
238             }
239 
240             CliRequest cliRequest = new CliRequest( args, classWorld );
241             cliRequest.workingDirectory = workingDirectory;
242 
243             return doMain( cliRequest );
244         }
245         finally
246         {
247             if ( classWorld != null )
248             {
249                 for ( ClassRealm realm : new ArrayList<>( classWorld.getRealms() ) )
250                 {
251                     String realmId = realm.getId();
252                     if ( !realms.contains( realmId ) )
253                     {
254                         try
255                         {
256                             classWorld.disposeRealm( realmId );
257                         }
258                         catch ( NoSuchRealmException ignored )
259                         {
260                             // can't happen
261                         }
262                     }
263                 }
264             }
265             System.setOut( oldout );
266             System.setErr( olderr );
267         }
268     }
269 
270     // TODO need to externalize CliRequest
271     public int doMain( CliRequest cliRequest )
272     {
273         PlexusContainer localContainer = null;
274         try
275         {
276             initialize( cliRequest );
277             cli( cliRequest );
278             properties( cliRequest );
279             logging( cliRequest );
280             version( cliRequest );
281             localContainer = container( cliRequest );
282             commands( cliRequest );
283             configure( cliRequest );
284             toolchains( cliRequest );
285             populateRequest( cliRequest );
286             encryption( cliRequest );
287             repository( cliRequest );
288             return execute( cliRequest );
289         }
290         catch ( ExitException e )
291         {
292             return e.exitCode;
293         }
294         catch ( UnrecognizedOptionException e )
295         {
296             // pure user error, suppress stack trace
297             return 1;
298         }
299         catch ( BuildAbort e )
300         {
301             CLIReportingUtils.showError( slf4jLogger, "ABORTED", e, cliRequest.showErrors );
302 
303             return 2;
304         }
305         catch ( Exception e )
306         {
307             CLIReportingUtils.showError( slf4jLogger, "Error executing Maven.", e, cliRequest.showErrors );
308 
309             return 1;
310         }
311         finally
312         {
313             if ( localContainer != null )
314             {
315                 localContainer.dispose();
316             }
317         }
318     }
319 
320     void initialize( CliRequest cliRequest )
321         throws ExitException
322     {
323         if ( cliRequest.workingDirectory == null )
324         {
325             cliRequest.workingDirectory = System.getProperty( "user.dir" );
326         }
327 
328         if ( cliRequest.multiModuleProjectDirectory == null )
329         {
330             String basedirProperty = System.getProperty( MULTIMODULE_PROJECT_DIRECTORY );
331             if ( basedirProperty == null )
332             {
333                 System.err.format(
334                     "-D%s system property is not set.", MULTIMODULE_PROJECT_DIRECTORY );
335                 throw new ExitException( 1 );
336             }
337             File basedir = basedirProperty != null ? new File( basedirProperty ) : new File( "" );
338             try
339             {
340                 cliRequest.multiModuleProjectDirectory = basedir.getCanonicalFile();
341             }
342             catch ( IOException e )
343             {
344                 cliRequest.multiModuleProjectDirectory = basedir.getAbsoluteFile();
345             }
346         }
347 
348         //
349         // Make sure the Maven home directory is an absolute path to save us from confusion with say drive-relative
350         // Windows paths.
351         //
352         String mavenHome = System.getProperty( "maven.home" );
353 
354         if ( mavenHome != null )
355         {
356             System.setProperty( "maven.home", new File( mavenHome ).getAbsolutePath() );
357         }
358     }
359 
360     void cli( CliRequest cliRequest )
361         throws Exception
362     {
363         //
364         // Parsing errors can happen during the processing of the arguments and we prefer not having to check if
365         // the logger is null and construct this so we can use an SLF4J logger everywhere.
366         //
367         slf4jLogger = new Slf4jStdoutLogger();
368 
369         CLIManager cliManager = new CLIManager();
370 
371         List<String> args = new ArrayList<>();
372         CommandLine mavenConfig = null;
373         try
374         {
375             File configFile = new File( cliRequest.multiModuleProjectDirectory, MVN_MAVEN_CONFIG );
376 
377             if ( configFile.isFile() )
378             {
379                 for ( String arg : new String( Files.readAllBytes( configFile.toPath() ) ).split( "\\s+" ) )
380                 {
381                     if ( !arg.isEmpty() )
382                     {
383                         args.add( arg );
384                     }
385                 }
386 
387                 mavenConfig = cliManager.parse( args.toArray( new String[args.size()] ) );
388                 List<?> unrecongized = mavenConfig.getArgList();
389                 if ( !unrecongized.isEmpty() )
390                 {
391                     throw new ParseException( "Unrecognized maven.config entries: " + unrecongized );
392                 }
393             }
394         }
395         catch ( ParseException e )
396         {
397             System.err.println( "Unable to parse maven.config: " + e.getMessage() );
398             cliManager.displayHelp( System.out );
399             throw e;
400         }
401 
402         try
403         {
404             if ( mavenConfig == null )
405             {
406                 cliRequest.commandLine = cliManager.parse( cliRequest.args );
407             }
408             else
409             {
410                 cliRequest.commandLine = cliMerge( cliManager.parse( cliRequest.args ), mavenConfig );
411             }
412         }
413         catch ( ParseException e )
414         {
415             System.err.println( "Unable to parse command line options: " + e.getMessage() );
416             cliManager.displayHelp( System.out );
417             throw e;
418         }
419 
420         if ( cliRequest.commandLine.hasOption( CLIManager.HELP ) )
421         {
422             cliManager.displayHelp( System.out );
423             throw new ExitException( 0 );
424         }
425 
426         if ( cliRequest.commandLine.hasOption( CLIManager.VERSION ) )
427         {
428             System.out.println( CLIReportingUtils.showVersion() );
429             throw new ExitException( 0 );
430         }
431     }
432 
433     private CommandLine cliMerge( CommandLine mavenArgs, CommandLine mavenConfig )
434     {
435         CommandLine.Builder commandLineBuilder = new CommandLine.Builder();
436         
437         // the args are easy, cli first then config file
438         for ( String arg : mavenArgs.getArgs() )
439         {
440             commandLineBuilder.addArg( arg );
441         }
442         for ( String arg : mavenConfig.getArgs() )
443         {
444             commandLineBuilder.addArg( arg );
445         }
446         
447         // now add all options, except for -D with cli first then config file
448         List<Option> setPropertyOptions = new ArrayList<>();
449         for ( Option opt : mavenArgs.getOptions() )
450         {
451             if ( String.valueOf( CLIManager.SET_SYSTEM_PROPERTY ).equals( opt.getOpt() ) )
452             {
453                 setPropertyOptions.add( opt );
454             }
455             else
456             {
457                 commandLineBuilder.addOption( opt );
458             }
459         }
460         for ( Option opt : mavenConfig.getOptions() )
461         {
462             commandLineBuilder.addOption( opt );
463         }
464         // finally add the CLI system properties
465         for ( Option opt : setPropertyOptions )
466         {
467             commandLineBuilder.addOption( opt );
468         }
469         return commandLineBuilder.build();
470     }
471 
472     /**
473      * configure logging
474      */
475     void logging( CliRequest cliRequest )
476     {
477         // LOG LEVEL
478         cliRequest.debug = cliRequest.commandLine.hasOption( CLIManager.DEBUG );
479         cliRequest.quiet = !cliRequest.debug && cliRequest.commandLine.hasOption( CLIManager.QUIET );
480         cliRequest.showErrors = cliRequest.debug || cliRequest.commandLine.hasOption( CLIManager.ERRORS );
481 
482         slf4jLoggerFactory = LoggerFactory.getILoggerFactory();
483         Slf4jConfiguration slf4jConfiguration = Slf4jConfigurationFactory.getConfiguration( slf4jLoggerFactory );
484 
485         if ( cliRequest.debug )
486         {
487             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_DEBUG );
488             slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.DEBUG );
489         }
490         else if ( cliRequest.quiet )
491         {
492             cliRequest.request.setLoggingLevel( MavenExecutionRequest.LOGGING_LEVEL_ERROR );
493             slf4jConfiguration.setRootLoggerLevel( Slf4jConfiguration.Level.ERROR );
494         }
495         // else fall back to default log level specified in conf
496         // see https://issues.apache.org/jira/browse/MNG-2570
497 
498         // LOG COLOR
499         String styleColor = cliRequest.getUserProperties().getProperty( STYLE_COLOR_PROPERTY, "auto" );
500         if ( "always".equals( styleColor ) )
501         {
502             MessageUtils.setColorEnabled( true );
503         }
504         else if ( "never".equals( styleColor ) )
505         {
506             MessageUtils.setColorEnabled( false );
507         }
508         else if ( !"auto".equals( styleColor ) )
509         {
510             throw new IllegalArgumentException( "Invalid color configuration option [" + styleColor
511                 + "]. Supported values are (auto|always|never)." );
512         }
513         else if ( cliRequest.commandLine.hasOption( CLIManager.BATCH_MODE )
514             || cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
515         {
516             MessageUtils.setColorEnabled( false );
517         }
518         
519         // LOG STREAMS
520         if ( cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
521         {
522             File logFile = new File( cliRequest.commandLine.getOptionValue( CLIManager.LOG_FILE ) );
523             logFile = resolveFile( logFile, cliRequest.workingDirectory );
524 
525             // redirect stdout and stderr to file
526             try
527             {
528                 PrintStream ps = new PrintStream( new FileOutputStream( logFile ) );
529                 System.setOut( ps );
530                 System.setErr( ps );
531             }
532             catch ( FileNotFoundException e )
533             {
534                 //
535                 // Ignore
536                 //
537             }
538         }
539 
540         slf4jConfiguration.activate();
541 
542         plexusLoggerManager = new Slf4jLoggerManager();
543         slf4jLogger = slf4jLoggerFactory.getLogger( this.getClass().getName() );
544     }
545 
546     private void version( CliRequest cliRequest )
547     {
548         if ( cliRequest.debug || cliRequest.commandLine.hasOption( CLIManager.SHOW_VERSION ) )
549         {
550             System.out.println( CLIReportingUtils.showVersion() );
551         }
552     }
553 
554     private void commands( CliRequest cliRequest )
555     {
556         if ( cliRequest.showErrors )
557         {
558             slf4jLogger.info( "Error stacktraces are turned on." );
559         }
560 
561         if ( MavenExecutionRequest.CHECKSUM_POLICY_WARN.equals( cliRequest.request.getGlobalChecksumPolicy() ) )
562         {
563             slf4jLogger.info( "Disabling strict checksum verification on all artifact downloads." );
564         }
565         else if ( MavenExecutionRequest.CHECKSUM_POLICY_FAIL.equals( cliRequest.request.getGlobalChecksumPolicy() ) )
566         {
567             slf4jLogger.info( "Enabling strict checksum verification on all artifact downloads." );
568         }
569 
570         if ( slf4jLogger.isDebugEnabled() )
571         {
572             slf4jLogger.debug( "Message scheme: " + ( MessageUtils.isColorEnabled() ? "color" : "plain" ) );
573             if ( MessageUtils.isColorEnabled() )
574             {
575                 MessageBuilder buff = MessageUtils.buffer();
576                 buff.a( "Message styles: " );
577                 buff.a( MessageUtils.level().debug( "debug" ) ).a( ' ' );
578                 buff.a( MessageUtils.level().info( "info" ) ).a( ' ' );
579                 buff.a( MessageUtils.level().warning( "warning" ) ).a( ' ' );
580                 buff.a( MessageUtils.level().error( "error" ) ).a( ' ' );
581 
582                 buff.success( "success" ).a( ' ' );
583                 buff.failure( "failure" ).a( ' ' );
584                 buff.strong( "strong" ).a( ' ' );
585                 buff.mojo( "mojo" ).a( ' ' );
586                 buff.project( "project" );
587                 slf4jLogger.debug( buff.toString() );
588             }
589         }
590     }
591 
592     //Needed to make this method package visible to make writing a unit test possible
593     //Maybe it's better to move some of those methods to separate class (SoC).
594     void properties( CliRequest cliRequest )
595     {
596         populateProperties( cliRequest.commandLine, cliRequest.systemProperties, cliRequest.userProperties );
597     }
598 
599     private PlexusContainer container( CliRequest cliRequest )
600         throws Exception
601     {
602         if ( cliRequest.classWorld == null )
603         {
604             cliRequest.classWorld = new ClassWorld( "plexus.core", Thread.currentThread().getContextClassLoader() );
605         }
606 
607         ClassRealm coreRealm = cliRequest.classWorld.getClassRealm( "plexus.core" );
608         if ( coreRealm == null )
609         {
610             coreRealm = cliRequest.classWorld.getRealms().iterator().next();
611         }
612 
613         List<File> extClassPath = parseExtClasspath( cliRequest );
614 
615         CoreExtensionEntry coreEntry = CoreExtensionEntry.discoverFrom( coreRealm );
616         List<CoreExtensionEntry> extensions =
617             loadCoreExtensions( cliRequest, coreRealm, coreEntry.getExportedArtifacts() );
618 
619         ClassRealm containerRealm = setupContainerRealm( cliRequest.classWorld, coreRealm, extClassPath, extensions );
620 
621         ContainerConfiguration cc = new DefaultContainerConfiguration().setClassWorld( cliRequest.classWorld )
622             .setRealm( containerRealm ).setClassPathScanning( PlexusConstants.SCANNING_INDEX ).setAutoWiring( true )
623             .setJSR250Lifecycle( true ).setName( "maven" );
624 
625         Set<String> exportedArtifacts = new HashSet<>( coreEntry.getExportedArtifacts() );
626         Set<String> exportedPackages = new HashSet<>( coreEntry.getExportedPackages() );
627         for ( CoreExtensionEntry extension : extensions )
628         {
629             exportedArtifacts.addAll( extension.getExportedArtifacts() );
630             exportedPackages.addAll( extension.getExportedPackages() );
631         }
632 
633         final CoreExports exports = new CoreExports( containerRealm, exportedArtifacts, exportedPackages );
634 
635         DefaultPlexusContainer container = new DefaultPlexusContainer( cc, new AbstractModule()
636         {
637             @Override
638             protected void configure()
639             {
640                 bind( ILoggerFactory.class ).toInstance( slf4jLoggerFactory );
641                 bind( CoreExports.class ).toInstance( exports );
642             }
643         } );
644 
645         // NOTE: To avoid inconsistencies, we'll use the TCCL exclusively for lookups
646         container.setLookupRealm( null );
647         Thread.currentThread().setContextClassLoader( container.getContainerRealm() );
648 
649         container.setLoggerManager( plexusLoggerManager );
650 
651         for ( CoreExtensionEntry extension : extensions )
652         {
653             container.discoverComponents( extension.getClassRealm(), new SessionScopeModule( container ),
654                                           new MojoExecutionScopeModule( container ) );
655         }
656 
657         customizeContainer( container );
658 
659         container.getLoggerManager().setThresholds( cliRequest.request.getLoggingLevel() );
660 
661         eventSpyDispatcher = container.lookup( EventSpyDispatcher.class );
662 
663         DefaultEventSpyContext eventSpyContext = new DefaultEventSpyContext();
664         Map<String, Object> data = eventSpyContext.getData();
665         data.put( "plexus", container );
666         data.put( "workingDirectory", cliRequest.workingDirectory );
667         data.put( "systemProperties", cliRequest.systemProperties );
668         data.put( "userProperties", cliRequest.userProperties );
669         data.put( "versionProperties", CLIReportingUtils.getBuildProperties() );
670         eventSpyDispatcher.init( eventSpyContext );
671 
672         // refresh logger in case container got customized by spy
673         slf4jLogger = slf4jLoggerFactory.getLogger( this.getClass().getName() );
674 
675         maven = container.lookup( Maven.class );
676 
677         executionRequestPopulator = container.lookup( MavenExecutionRequestPopulator.class );
678 
679         modelProcessor = createModelProcessor( container );
680 
681         configurationProcessors = container.lookupMap( ConfigurationProcessor.class );
682 
683         toolchainsBuilder = container.lookup( ToolchainsBuilder.class );
684 
685         dispatcher = (DefaultSecDispatcher) container.lookup( SecDispatcher.class, "maven" );
686 
687         return container;
688     }
689 
690     private List<CoreExtensionEntry> loadCoreExtensions( CliRequest cliRequest, ClassRealm containerRealm,
691                                                          Set<String> providedArtifacts )
692     {
693         if ( cliRequest.multiModuleProjectDirectory == null )
694         {
695             return Collections.emptyList();
696         }
697 
698         File extensionsFile = new File( cliRequest.multiModuleProjectDirectory, EXTENSIONS_FILENAME );
699         if ( !extensionsFile.isFile() )
700         {
701             return Collections.emptyList();
702         }
703 
704         try
705         {
706             List<CoreExtension> extensions = readCoreExtensionsDescriptor( extensionsFile );
707             if ( extensions.isEmpty() )
708             {
709                 return Collections.emptyList();
710             }
711 
712             ContainerConfiguration cc = new DefaultContainerConfiguration() //
713                 .setClassWorld( cliRequest.classWorld ) //
714                 .setRealm( containerRealm ) //
715                 .setClassPathScanning( PlexusConstants.SCANNING_INDEX ) //
716                 .setAutoWiring( true ) //
717                 .setJSR250Lifecycle( true ) //
718                 .setName( "maven" );
719 
720             DefaultPlexusContainer container = new DefaultPlexusContainer( cc, new AbstractModule()
721             {
722                 @Override
723                 protected void configure()
724                 {
725                     bind( ILoggerFactory.class ).toInstance( slf4jLoggerFactory );
726                 }
727             } );
728 
729             try
730             {
731                 container.setLookupRealm( null );
732 
733                 container.setLoggerManager( plexusLoggerManager );
734 
735                 container.getLoggerManager().setThresholds( cliRequest.request.getLoggingLevel() );
736 
737                 Thread.currentThread().setContextClassLoader( container.getContainerRealm() );
738 
739                 executionRequestPopulator = container.lookup( MavenExecutionRequestPopulator.class );
740 
741                 configurationProcessors = container.lookupMap( ConfigurationProcessor.class );
742 
743                 configure( cliRequest );
744 
745                 MavenExecutionRequest request = DefaultMavenExecutionRequest.copy( cliRequest.request );
746 
747                 request = populateRequest( cliRequest, request );
748 
749                 request = executionRequestPopulator.populateDefaults( request );
750 
751                 BootstrapCoreExtensionManager resolver = container.lookup( BootstrapCoreExtensionManager.class );
752 
753                 return resolver.loadCoreExtensions( request, providedArtifacts, extensions );
754             }
755             finally
756             {
757                 executionRequestPopulator = null;
758                 container.dispose();
759             }
760         }
761         catch ( RuntimeException e )
762         {
763             // runtime exceptions are most likely bugs in maven, let them bubble up to the user
764             throw e;
765         }
766         catch ( Exception e )
767         {
768             slf4jLogger.warn( "Failed to read extensions descriptor " + extensionsFile + ": " + e.getMessage() );
769         }
770         return Collections.emptyList();
771     }
772 
773     private List<CoreExtension> readCoreExtensionsDescriptor( File extensionsFile )
774         throws IOException, XmlPullParserException
775     {
776         CoreExtensionsXpp3Reader parser = new CoreExtensionsXpp3Reader();
777 
778         try ( InputStream is = new BufferedInputStream( new FileInputStream( extensionsFile ) ) )
779         {
780 
781             return parser.read( is ).getExtensions();
782         }
783 
784     }
785 
786     private ClassRealm setupContainerRealm( ClassWorld classWorld, ClassRealm coreRealm, List<File> extClassPath,
787                                             List<CoreExtensionEntry> extensions )
788         throws Exception
789     {
790         if ( !extClassPath.isEmpty() || !extensions.isEmpty() )
791         {
792             ClassRealm extRealm = classWorld.newRealm( "maven.ext", null );
793 
794             extRealm.setParentRealm( coreRealm );
795 
796             slf4jLogger.debug( "Populating class realm " + extRealm.getId() );
797 
798             for ( File file : extClassPath )
799             {
800                 slf4jLogger.debug( "  Included " + file );
801 
802                 extRealm.addURL( file.toURI().toURL() );
803             }
804 
805             for ( CoreExtensionEntry entry : reverse( extensions ) )
806             {
807                 Set<String> exportedPackages = entry.getExportedPackages();
808                 ClassRealm realm = entry.getClassRealm();
809                 for ( String exportedPackage : exportedPackages )
810                 {
811                     extRealm.importFrom( realm, exportedPackage );
812                 }
813                 if ( exportedPackages.isEmpty() )
814                 {
815                     // sisu uses realm imports to establish component visibility
816                     extRealm.importFrom( realm, realm.getId() );
817                 }
818             }
819 
820             return extRealm;
821         }
822 
823         return coreRealm;
824     }
825 
826     private static <T> List<T> reverse( List<T> list )
827     {
828         List<T> copy = new ArrayList<>( list );
829         Collections.reverse( copy );
830         return copy;
831     }
832 
833     private List<File> parseExtClasspath( CliRequest cliRequest )
834     {
835         String extClassPath = cliRequest.userProperties.getProperty( EXT_CLASS_PATH );
836         if ( extClassPath == null )
837         {
838             extClassPath = cliRequest.systemProperties.getProperty( EXT_CLASS_PATH );
839         }
840 
841         List<File> jars = new ArrayList<>();
842 
843         if ( StringUtils.isNotEmpty( extClassPath ) )
844         {
845             for ( String jar : StringUtils.split( extClassPath, File.pathSeparator ) )
846             {
847                 File file = resolveFile( new File( jar ), cliRequest.workingDirectory );
848 
849                 slf4jLogger.debug( "  Included " + file );
850 
851                 jars.add( file );
852             }
853         }
854 
855         return jars;
856     }
857 
858     //
859     // This should probably be a separate tool and not be baked into Maven.
860     //
861     private void encryption( CliRequest cliRequest )
862         throws Exception
863     {
864         if ( cliRequest.commandLine.hasOption( CLIManager.ENCRYPT_MASTER_PASSWORD ) )
865         {
866             String passwd = cliRequest.commandLine.getOptionValue( CLIManager.ENCRYPT_MASTER_PASSWORD );
867 
868             if ( passwd == null )
869             {
870                 Console cons = System.console();
871                 char[] password = ( cons == null ) ? null : cons.readPassword( "Master password: " );
872                 if ( password != null )
873                 {
874                     // Cipher uses Strings
875                     passwd = String.copyValueOf( password );
876 
877                     // Sun/Oracle advises to empty the char array
878                     java.util.Arrays.fill( password, ' ' );
879                 }
880             }
881 
882             DefaultPlexusCipher cipher = new DefaultPlexusCipher();
883 
884             System.out.println(
885                 cipher.encryptAndDecorate( passwd, DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION ) );
886 
887             throw new ExitException( 0 );
888         }
889         else if ( cliRequest.commandLine.hasOption( CLIManager.ENCRYPT_PASSWORD ) )
890         {
891             String passwd = cliRequest.commandLine.getOptionValue( CLIManager.ENCRYPT_PASSWORD );
892 
893             if ( passwd == null )
894             {
895                 Console cons = System.console();
896                 char[] password = ( cons == null ) ? null : cons.readPassword( "Password: " );
897                 if ( password != null )
898                 {
899                     // Cipher uses Strings
900                     passwd = String.copyValueOf( password );
901 
902                     // Sun/Oracle advises to empty the char array
903                     java.util.Arrays.fill( password, ' ' );
904                 }
905             }
906 
907             String configurationFile = dispatcher.getConfigurationFile();
908 
909             if ( configurationFile.startsWith( "~" ) )
910             {
911                 configurationFile = System.getProperty( "user.home" ) + configurationFile.substring( 1 );
912             }
913 
914             String file = System.getProperty( DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION, configurationFile );
915 
916             String master = null;
917 
918             SettingsSecurity sec = SecUtil.read( file, true );
919             if ( sec != null )
920             {
921                 master = sec.getMaster();
922             }
923 
924             if ( master == null )
925             {
926                 throw new IllegalStateException( "Master password is not set in the setting security file: " + file );
927             }
928 
929             DefaultPlexusCipher cipher = new DefaultPlexusCipher();
930             String masterPasswd = cipher.decryptDecorated( master, DefaultSecDispatcher.SYSTEM_PROPERTY_SEC_LOCATION );
931             System.out.println( cipher.encryptAndDecorate( passwd, masterPasswd ) );
932 
933             throw new ExitException( 0 );
934         }
935     }
936 
937     private void repository( CliRequest cliRequest )
938         throws Exception
939     {
940         if ( cliRequest.commandLine.hasOption( CLIManager.LEGACY_LOCAL_REPOSITORY ) || Boolean.getBoolean(
941             "maven.legacyLocalRepo" ) )
942         {
943             cliRequest.request.setUseLegacyLocalRepository( true );
944         }
945     }
946 
947     private int execute( CliRequest cliRequest )
948         throws MavenExecutionRequestPopulationException
949     {
950         MavenExecutionRequest request = executionRequestPopulator.populateDefaults( cliRequest.request );
951 
952         eventSpyDispatcher.onEvent( request );
953 
954         MavenExecutionResult result = maven.execute( request );
955 
956         eventSpyDispatcher.onEvent( result );
957 
958         eventSpyDispatcher.close();
959 
960         if ( result.hasExceptions() )
961         {
962             ExceptionHandler handler = new DefaultExceptionHandler();
963 
964             Map<String, String> references = new LinkedHashMap<>();
965 
966             MavenProject project = null;
967 
968             for ( Throwable exception : result.getExceptions() )
969             {
970                 ExceptionSummary summary = handler.handleException( exception );
971 
972                 logSummary( summary, references, "", cliRequest.showErrors );
973 
974                 if ( project == null && exception instanceof LifecycleExecutionException )
975                 {
976                     project = ( (LifecycleExecutionException) exception ).getProject();
977                 }
978             }
979 
980             slf4jLogger.error( "" );
981 
982             if ( !cliRequest.showErrors )
983             {
984                 slf4jLogger.error( "To see the full stack trace of the errors, re-run Maven with the "
985                     + buffer().strong( "-e" ) + " switch." );
986             }
987             if ( !slf4jLogger.isDebugEnabled() )
988             {
989                 slf4jLogger.error( "Re-run Maven using the " + buffer().strong( "-X" )
990                     + " switch to enable full debug logging." );
991             }
992 
993             if ( !references.isEmpty() )
994             {
995                 slf4jLogger.error( "" );
996                 slf4jLogger.error( "For more information about the errors and possible solutions"
997                                        + ", please read the following articles:" );
998 
999                 for ( Map.Entry<String, String> entry : references.entrySet() )
1000                 {
1001                     slf4jLogger.error( buffer().strong( entry.getValue() ) + " " + entry.getKey() );
1002                 }
1003             }
1004 
1005             if ( project != null && !project.equals( result.getTopologicallySortedProjects().get( 0 ) ) )
1006             {
1007                 slf4jLogger.error( "" );
1008                 slf4jLogger.error( "After correcting the problems, you can resume the build with the command" );
1009                 slf4jLogger.error( buffer().a( "  " ).strong( "mvn <goals> -rf "
1010                     + getResumeFrom( result.getTopologicallySortedProjects(), project ) ).toString() );
1011             }
1012 
1013             if ( MavenExecutionRequest.REACTOR_FAIL_NEVER.equals( cliRequest.request.getReactorFailureBehavior() ) )
1014             {
1015                 slf4jLogger.info( "Build failures were ignored." );
1016 
1017                 return 0;
1018             }
1019             else
1020             {
1021                 return 1;
1022             }
1023         }
1024         else
1025         {
1026             return 0;
1027         }
1028     }
1029 
1030     /**
1031      * A helper method to determine the value to resume the build with {@code -rf} taking into account the
1032      * edge case where multiple modules in the reactor have the same artifactId.
1033      * <p>
1034      * {@code -rf :artifactId} will pick up the first module which matches, but when multiple modules in the
1035      * reactor have the same artifactId, effective failed module might be later in build reactor.
1036      * This means that developer will either have to type groupId or wait for build execution of all modules
1037      * which were fine, but they are still before one which reported errors.
1038      * <p>Then the returned value is {@code groupId:artifactId} when there is a name clash and
1039      * {@code :artifactId} if there is no conflict.
1040      *
1041      * @param mavenProjects Maven projects which are part of build execution.
1042      * @param failedProject Project which has failed.
1043      * @return Value for -rf flag to resume build exactly from place where it failed ({@code :artifactId} in
1044      *    general and {@code groupId:artifactId} when there is a name clash).
1045      */
1046     private String getResumeFrom( List<MavenProject> mavenProjects, MavenProject failedProject )
1047     {
1048         for ( MavenProject buildProject : mavenProjects )
1049         {
1050             if ( failedProject.getArtifactId().equals( buildProject.getArtifactId() ) && !failedProject.equals(
1051                     buildProject ) )
1052             {
1053                 return failedProject.getGroupId() + ":" + failedProject.getArtifactId();
1054             }
1055         }
1056         return ":" + failedProject.getArtifactId();
1057     }
1058 
1059     private void logSummary( ExceptionSummary summary, Map<String, String> references, String indent,
1060                              boolean showErrors )
1061     {
1062         String referenceKey = "";
1063 
1064         if ( StringUtils.isNotEmpty( summary.getReference() ) )
1065         {
1066             referenceKey = references.get( summary.getReference() );
1067             if ( referenceKey == null )
1068             {
1069                 referenceKey = "[Help " + ( references.size() + 1 ) + "]";
1070                 references.put( summary.getReference(), referenceKey );
1071             }
1072         }
1073 
1074         String msg = summary.getMessage();
1075 
1076         if ( StringUtils.isNotEmpty( referenceKey ) )
1077         {
1078             if ( msg.indexOf( '\n' ) < 0 )
1079             {
1080                 msg += " -> " + buffer().strong( referenceKey );
1081             }
1082             else
1083             {
1084                 msg += "\n-> " + buffer().strong( referenceKey );
1085             }
1086         }
1087 
1088         String[] lines = msg.split( "(\r\n)|(\r)|(\n)" );
1089         String currentColor = "";
1090 
1091         for ( int i = 0; i < lines.length; i++ )
1092         {
1093             // add eventual current color inherited from previous line 
1094             String line = currentColor + lines[i];
1095 
1096             // look for last ANSI escape sequence to check if nextColor
1097             Matcher matcher = LAST_ANSI_SEQUENCE.matcher( line );
1098             String nextColor = "";
1099             if ( matcher.find() )
1100             {
1101                 nextColor = matcher.group( 1 );
1102                 if ( ANSI_RESET.equals( nextColor ) )
1103                 {
1104                     // last ANSI escape code is reset: no next color
1105                     nextColor = "";
1106                 }
1107             }
1108 
1109             // effective line, with indent and reset if end is colored
1110             line = indent + line + ( "".equals( nextColor ) ? "" : ANSI_RESET );
1111 
1112             if ( ( i == lines.length - 1 ) && ( showErrors
1113                 || ( summary.getException() instanceof InternalErrorException ) ) )
1114             {
1115                 slf4jLogger.error( line, summary.getException() );
1116             }
1117             else
1118             {
1119                 slf4jLogger.error( line );
1120             }
1121 
1122             currentColor = nextColor;
1123         }
1124 
1125         indent += "  ";
1126 
1127         for ( ExceptionSummary child : summary.getChildren() )
1128         {
1129             logSummary( child, references, indent, showErrors );
1130         }
1131     }
1132 
1133     private static final Pattern LAST_ANSI_SEQUENCE = Pattern.compile( "(\u001B\\[[;\\d]*[ -/]*[@-~])[^\u001B]*$" );
1134 
1135     private static final String ANSI_RESET = "\u001B\u005Bm";
1136 
1137     private void configure( CliRequest cliRequest )
1138         throws Exception
1139     {
1140         //
1141         // This is not ideal but there are events specifically for configuration from the CLI which I don't
1142         // believe are really valid but there are ITs which assert the right events are published so this
1143         // needs to be supported so the EventSpyDispatcher needs to be put in the CliRequest so that
1144         // it can be accessed by configuration processors.
1145         //
1146         cliRequest.request.setEventSpyDispatcher( eventSpyDispatcher );
1147 
1148         //
1149         // We expect at most 2 implementations to be available. The SettingsXmlConfigurationProcessor implementation
1150         // is always available in the core and likely always will be, but we may have another ConfigurationProcessor
1151         // present supplied by the user. The rule is that we only allow the execution of one ConfigurationProcessor.
1152         // If there is more than one then we execute the one supplied by the user, otherwise we execute the
1153         // the default SettingsXmlConfigurationProcessor.
1154         //
1155         int userSuppliedConfigurationProcessorCount = configurationProcessors.size() - 1;
1156 
1157         if ( userSuppliedConfigurationProcessorCount == 0 )
1158         {
1159             //
1160             // Our settings.xml source is historically how we have configured Maven from the CLI so we are going to
1161             // have to honour its existence forever. So let's run it.
1162             //
1163             configurationProcessors.get( SettingsXmlConfigurationProcessor.HINT ).process( cliRequest );
1164         }
1165         else if ( userSuppliedConfigurationProcessorCount == 1 )
1166         {
1167             //
1168             // Run the user supplied ConfigurationProcessor
1169             //
1170             for ( Entry<String, ConfigurationProcessor> entry : configurationProcessors.entrySet() )
1171             {
1172                 String hint = entry.getKey();
1173                 if ( !hint.equals( SettingsXmlConfigurationProcessor.HINT ) )
1174                 {
1175                     ConfigurationProcessor configurationProcessor = entry.getValue();
1176                     configurationProcessor.process( cliRequest );
1177                 }
1178             }
1179         }
1180         else if ( userSuppliedConfigurationProcessorCount > 1 )
1181         {
1182             //
1183             // There are too many ConfigurationProcessors so we don't know which one to run so report the error.
1184             //
1185             StringBuilder sb = new StringBuilder(
1186                 String.format( "\nThere can only be one user supplied ConfigurationProcessor, there are %s:\n\n",
1187                                userSuppliedConfigurationProcessorCount ) );
1188             for ( Entry<String, ConfigurationProcessor> entry : configurationProcessors.entrySet() )
1189             {
1190                 String hint = entry.getKey();
1191                 if ( !hint.equals( SettingsXmlConfigurationProcessor.HINT ) )
1192                 {
1193                     ConfigurationProcessor configurationProcessor = entry.getValue();
1194                     sb.append( String.format( "%s\n", configurationProcessor.getClass().getName() ) );
1195                 }
1196             }
1197             sb.append( String.format( "\n" ) );
1198             throw new Exception( sb.toString() );
1199         }
1200     }
1201 
1202     private void toolchains( CliRequest cliRequest )
1203         throws Exception
1204     {
1205         File userToolchainsFile;
1206 
1207         if ( cliRequest.commandLine.hasOption( CLIManager.ALTERNATE_USER_TOOLCHAINS ) )
1208         {
1209             userToolchainsFile =
1210                 new File( cliRequest.commandLine.getOptionValue( CLIManager.ALTERNATE_USER_TOOLCHAINS ) );
1211             userToolchainsFile = resolveFile( userToolchainsFile, cliRequest.workingDirectory );
1212 
1213             if ( !userToolchainsFile.isFile() )
1214             {
1215                 throw new FileNotFoundException(
1216                     "The specified user toolchains file does not exist: " + userToolchainsFile );
1217             }
1218         }
1219         else
1220         {
1221             userToolchainsFile = DEFAULT_USER_TOOLCHAINS_FILE;
1222         }
1223 
1224         File globalToolchainsFile;
1225 
1226         if ( cliRequest.commandLine.hasOption( CLIManager.ALTERNATE_GLOBAL_TOOLCHAINS ) )
1227         {
1228             globalToolchainsFile =
1229                 new File( cliRequest.commandLine.getOptionValue( CLIManager.ALTERNATE_GLOBAL_TOOLCHAINS ) );
1230             globalToolchainsFile = resolveFile( globalToolchainsFile, cliRequest.workingDirectory );
1231 
1232             if ( !globalToolchainsFile.isFile() )
1233             {
1234                 throw new FileNotFoundException(
1235                     "The specified global toolchains file does not exist: " + globalToolchainsFile );
1236             }
1237         }
1238         else
1239         {
1240             globalToolchainsFile = DEFAULT_GLOBAL_TOOLCHAINS_FILE;
1241         }
1242 
1243         cliRequest.request.setGlobalToolchainsFile( globalToolchainsFile );
1244         cliRequest.request.setUserToolchainsFile( userToolchainsFile );
1245 
1246         DefaultToolchainsBuildingRequest toolchainsRequest = new DefaultToolchainsBuildingRequest();
1247         if ( globalToolchainsFile.isFile() )
1248         {
1249             toolchainsRequest.setGlobalToolchainsSource( new FileSource( globalToolchainsFile ) );
1250         }
1251         if ( userToolchainsFile.isFile() )
1252         {
1253             toolchainsRequest.setUserToolchainsSource( new FileSource( userToolchainsFile ) );
1254         }
1255 
1256         eventSpyDispatcher.onEvent( toolchainsRequest );
1257 
1258         slf4jLogger.debug(
1259             "Reading global toolchains from " + getLocation( toolchainsRequest.getGlobalToolchainsSource(),
1260                                                              globalToolchainsFile ) );
1261         slf4jLogger.debug( "Reading user toolchains from " + getLocation( toolchainsRequest.getUserToolchainsSource(),
1262                                                                           userToolchainsFile ) );
1263 
1264         ToolchainsBuildingResult toolchainsResult = toolchainsBuilder.build( toolchainsRequest );
1265 
1266         eventSpyDispatcher.onEvent( toolchainsRequest );
1267 
1268         executionRequestPopulator.populateFromToolchains( cliRequest.request,
1269                                                           toolchainsResult.getEffectiveToolchains() );
1270 
1271         if ( !toolchainsResult.getProblems().isEmpty() && slf4jLogger.isWarnEnabled() )
1272         {
1273             slf4jLogger.warn( "" );
1274             slf4jLogger.warn( "Some problems were encountered while building the effective toolchains" );
1275 
1276             for ( Problem problem : toolchainsResult.getProblems() )
1277             {
1278                 slf4jLogger.warn( problem.getMessage() + " @ " + problem.getLocation() );
1279             }
1280 
1281             slf4jLogger.warn( "" );
1282         }
1283     }
1284 
1285     private Object getLocation( Source source, File defaultLocation )
1286     {
1287         if ( source != null )
1288         {
1289             return source.getLocation();
1290         }
1291         return defaultLocation;
1292     }
1293 
1294     private MavenExecutionRequest populateRequest( CliRequest cliRequest )
1295     {
1296         return populateRequest( cliRequest, cliRequest.request );
1297     }
1298 
1299     @SuppressWarnings( "checkstyle:methodlength" )
1300     private MavenExecutionRequest populateRequest( CliRequest cliRequest, MavenExecutionRequest request )
1301     {
1302         CommandLine commandLine = cliRequest.commandLine;
1303         String workingDirectory = cliRequest.workingDirectory;
1304         boolean quiet = cliRequest.quiet;
1305         boolean showErrors = cliRequest.showErrors;
1306 
1307         String[] deprecatedOptions = { "up", "npu", "cpu", "npr" };
1308         for ( String deprecatedOption : deprecatedOptions )
1309         {
1310             if ( commandLine.hasOption( deprecatedOption ) )
1311             {
1312                 slf4jLogger.warn( "Command line option -" + deprecatedOption
1313                                       + " is deprecated and will be removed in future Maven versions." );
1314             }
1315         }
1316 
1317         // ----------------------------------------------------------------------
1318         // Now that we have everything that we need we will fire up plexus and
1319         // bring the maven component to life for use.
1320         // ----------------------------------------------------------------------
1321 
1322         if ( commandLine.hasOption( CLIManager.BATCH_MODE ) )
1323         {
1324             request.setInteractiveMode( false );
1325         }
1326 
1327         boolean noSnapshotUpdates = false;
1328         if ( commandLine.hasOption( CLIManager.SUPRESS_SNAPSHOT_UPDATES ) )
1329         {
1330             noSnapshotUpdates = true;
1331         }
1332 
1333         // ----------------------------------------------------------------------
1334         //
1335         // ----------------------------------------------------------------------
1336 
1337         List<String> goals = commandLine.getArgList();
1338 
1339         boolean recursive = true;
1340 
1341         // this is the default behavior.
1342         String reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_FAST;
1343 
1344         if ( commandLine.hasOption( CLIManager.NON_RECURSIVE ) )
1345         {
1346             recursive = false;
1347         }
1348 
1349         if ( commandLine.hasOption( CLIManager.FAIL_FAST ) )
1350         {
1351             reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_FAST;
1352         }
1353         else if ( commandLine.hasOption( CLIManager.FAIL_AT_END ) )
1354         {
1355             reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_AT_END;
1356         }
1357         else if ( commandLine.hasOption( CLIManager.FAIL_NEVER ) )
1358         {
1359             reactorFailureBehaviour = MavenExecutionRequest.REACTOR_FAIL_NEVER;
1360         }
1361 
1362         if ( commandLine.hasOption( CLIManager.OFFLINE ) )
1363         {
1364             request.setOffline( true );
1365         }
1366 
1367         boolean updateSnapshots = false;
1368 
1369         if ( commandLine.hasOption( CLIManager.UPDATE_SNAPSHOTS ) )
1370         {
1371             updateSnapshots = true;
1372         }
1373 
1374         String globalChecksumPolicy = null;
1375 
1376         if ( commandLine.hasOption( CLIManager.CHECKSUM_FAILURE_POLICY ) )
1377         {
1378             globalChecksumPolicy = MavenExecutionRequest.CHECKSUM_POLICY_FAIL;
1379         }
1380         else if ( commandLine.hasOption( CLIManager.CHECKSUM_WARNING_POLICY ) )
1381         {
1382             globalChecksumPolicy = MavenExecutionRequest.CHECKSUM_POLICY_WARN;
1383         }
1384 
1385         File baseDirectory = new File( workingDirectory, "" ).getAbsoluteFile();
1386 
1387         // ----------------------------------------------------------------------
1388         // Profile Activation
1389         // ----------------------------------------------------------------------
1390 
1391         List<String> activeProfiles = new ArrayList<>();
1392 
1393         List<String> inactiveProfiles = new ArrayList<>();
1394 
1395         if ( commandLine.hasOption( CLIManager.ACTIVATE_PROFILES ) )
1396         {
1397             String[] profileOptionValues = commandLine.getOptionValues( CLIManager.ACTIVATE_PROFILES );
1398             if ( profileOptionValues != null )
1399             {
1400                 for ( String profileOptionValue : profileOptionValues )
1401                 {
1402                     StringTokenizer profileTokens = new StringTokenizer( profileOptionValue, "," );
1403 
1404                     while ( profileTokens.hasMoreTokens() )
1405                     {
1406                         String profileAction = profileTokens.nextToken().trim();
1407 
1408                         if ( profileAction.startsWith( "-" ) || profileAction.startsWith( "!" ) )
1409                         {
1410                             inactiveProfiles.add( profileAction.substring( 1 ) );
1411                         }
1412                         else if ( profileAction.startsWith( "+" ) )
1413                         {
1414                             activeProfiles.add( profileAction.substring( 1 ) );
1415                         }
1416                         else
1417                         {
1418                             activeProfiles.add( profileAction );
1419                         }
1420                     }
1421                 }
1422             }
1423         }
1424 
1425         TransferListener transferListener;
1426 
1427         if ( quiet )
1428         {
1429             transferListener = new QuietMavenTransferListener();
1430         }
1431         else if ( request.isInteractiveMode() && !cliRequest.commandLine.hasOption( CLIManager.LOG_FILE ) )
1432         {
1433             //
1434             // If we're logging to a file then we don't want the console transfer listener as it will spew
1435             // download progress all over the place
1436             //
1437             transferListener = getConsoleTransferListener( cliRequest.commandLine.hasOption( CLIManager.DEBUG ) );
1438         }
1439         else
1440         {
1441             transferListener = getBatchTransferListener();
1442         }
1443 
1444         ExecutionListener executionListener = new ExecutionEventLogger();
1445         if ( eventSpyDispatcher != null )
1446         {
1447             executionListener = eventSpyDispatcher.chainListener( executionListener );
1448         }
1449 
1450         String alternatePomFile = null;
1451         if ( commandLine.hasOption( CLIManager.ALTERNATE_POM_FILE ) )
1452         {
1453             alternatePomFile = commandLine.getOptionValue( CLIManager.ALTERNATE_POM_FILE );
1454         }
1455 
1456         request.setBaseDirectory( baseDirectory ).setGoals( goals ).setSystemProperties(
1457             cliRequest.systemProperties ).setUserProperties( cliRequest.userProperties ).setReactorFailureBehavior(
1458             reactorFailureBehaviour ) // default: fail fast
1459             .setRecursive( recursive ) // default: true
1460             .setShowErrors( showErrors ) // default: false
1461             .addActiveProfiles( activeProfiles ) // optional
1462             .addInactiveProfiles( inactiveProfiles ) // optional
1463             .setExecutionListener( executionListener ).setTransferListener(
1464             transferListener ) // default: batch mode which goes along with interactive
1465             .setUpdateSnapshots( updateSnapshots ) // default: false
1466             .setNoSnapshotUpdates( noSnapshotUpdates ) // default: false
1467             .setGlobalChecksumPolicy( globalChecksumPolicy ) // default: warn
1468             .setMultiModuleProjectDirectory( cliRequest.multiModuleProjectDirectory );
1469 
1470         if ( alternatePomFile != null )
1471         {
1472             File pom = resolveFile( new File( alternatePomFile ), workingDirectory );
1473             if ( pom.isDirectory() )
1474             {
1475                 pom = new File( pom, "pom.xml" );
1476             }
1477 
1478             request.setPom( pom );
1479         }
1480         else if ( modelProcessor != null )
1481         {
1482             File pom = modelProcessor.locatePom( baseDirectory );
1483 
1484             if ( pom.isFile() )
1485             {
1486                 request.setPom( pom );
1487             }
1488         }
1489 
1490         if ( ( request.getPom() != null ) && ( request.getPom().getParentFile() != null ) )
1491         {
1492             request.setBaseDirectory( request.getPom().getParentFile() );
1493         }
1494 
1495         if ( commandLine.hasOption( CLIManager.RESUME_FROM ) )
1496         {
1497             request.setResumeFrom( commandLine.getOptionValue( CLIManager.RESUME_FROM ) );
1498         }
1499 
1500         if ( commandLine.hasOption( CLIManager.PROJECT_LIST ) )
1501         {
1502             String[] projectOptionValues = commandLine.getOptionValues( CLIManager.PROJECT_LIST );
1503 
1504             List<String> inclProjects = new ArrayList<>();
1505             List<String> exclProjects = new ArrayList<>();
1506 
1507             if ( projectOptionValues != null )
1508             {
1509                 for ( String projectOptionValue : projectOptionValues )
1510                 {
1511                     StringTokenizer projectTokens = new StringTokenizer( projectOptionValue, "," );
1512 
1513                     while ( projectTokens.hasMoreTokens() )
1514                     {
1515                         String projectAction = projectTokens.nextToken().trim();
1516 
1517                         if ( projectAction.startsWith( "-" ) || projectAction.startsWith( "!" ) )
1518                         {
1519                             exclProjects.add( projectAction.substring( 1 ) );
1520                         }
1521                         else if ( projectAction.startsWith( "+" ) )
1522                         {
1523                             inclProjects.add( projectAction.substring( 1 ) );
1524                         }
1525                         else
1526                         {
1527                             inclProjects.add( projectAction );
1528                         }
1529                     }
1530                 }
1531             }
1532 
1533             request.setSelectedProjects( inclProjects );
1534             request.setExcludedProjects( exclProjects );
1535         }
1536 
1537         if ( commandLine.hasOption( CLIManager.ALSO_MAKE ) && !commandLine.hasOption(
1538             CLIManager.ALSO_MAKE_DEPENDENTS ) )
1539         {
1540             request.setMakeBehavior( MavenExecutionRequest.REACTOR_MAKE_UPSTREAM );
1541         }
1542         else if ( !commandLine.hasOption( CLIManager.ALSO_MAKE ) && commandLine.hasOption(
1543             CLIManager.ALSO_MAKE_DEPENDENTS ) )
1544         {
1545             request.setMakeBehavior( MavenExecutionRequest.REACTOR_MAKE_DOWNSTREAM );
1546         }
1547         else if ( commandLine.hasOption( CLIManager.ALSO_MAKE ) && commandLine.hasOption(
1548             CLIManager.ALSO_MAKE_DEPENDENTS ) )
1549         {
1550             request.setMakeBehavior( MavenExecutionRequest.REACTOR_MAKE_BOTH );
1551         }
1552 
1553         String localRepoProperty = request.getUserProperties().getProperty( MavenCli.LOCAL_REPO_PROPERTY );
1554 
1555         if ( localRepoProperty == null )
1556         {
1557             localRepoProperty = request.getSystemProperties().getProperty( MavenCli.LOCAL_REPO_PROPERTY );
1558         }
1559 
1560         if ( localRepoProperty != null )
1561         {
1562             request.setLocalRepositoryPath( localRepoProperty );
1563         }
1564 
1565         request.setCacheNotFound( true );
1566         request.setCacheTransferError( false );
1567 
1568         //
1569         // Builder, concurrency and parallelism
1570         //
1571         // We preserve the existing methods for builder selection which is to look for various inputs in the threading
1572         // configuration. We don't have an easy way to allow a pluggable builder to provide its own configuration
1573         // parameters but this is sufficient for now. Ultimately we want components like Builders to provide a way to
1574         // extend the command line to accept its own configuration parameters.
1575         //
1576         final String threadConfiguration = commandLine.hasOption( CLIManager.THREADS )
1577             ? commandLine.getOptionValue( CLIManager.THREADS )
1578             : null;
1579 
1580         if ( threadConfiguration != null )
1581         {
1582             //
1583             // Default to the standard multithreaded builder
1584             //
1585             request.setBuilderId( "multithreaded" );
1586 
1587             if ( threadConfiguration.contains( "C" ) )
1588             {
1589                 request.setDegreeOfConcurrency( calculateDegreeOfConcurrencyWithCoreMultiplier( threadConfiguration ) );
1590             }
1591             else
1592             {
1593                 request.setDegreeOfConcurrency( Integer.valueOf( threadConfiguration ) );
1594             }
1595         }
1596 
1597         //
1598         // Allow the builder to be overridden by the user if requested. The builders are now pluggable.
1599         //
1600         if ( commandLine.hasOption( CLIManager.BUILDER ) )
1601         {
1602             request.setBuilderId( commandLine.getOptionValue( CLIManager.BUILDER ) );
1603         }
1604 
1605         return request;
1606     }
1607 
1608     int calculateDegreeOfConcurrencyWithCoreMultiplier( String threadConfiguration )
1609     {
1610         int procs = Runtime.getRuntime().availableProcessors();
1611         return (int) ( Float.valueOf( threadConfiguration.replace( "C", "" ) ) * procs );
1612     }
1613 
1614     static File resolveFile( File file, String workingDirectory )
1615     {
1616         if ( file == null )
1617         {
1618             return null;
1619         }
1620         else if ( file.isAbsolute() )
1621         {
1622             return file;
1623         }
1624         else if ( file.getPath().startsWith( File.separator ) )
1625         {
1626             // drive-relative Windows path
1627             return file.getAbsoluteFile();
1628         }
1629         else
1630         {
1631             return new File( workingDirectory, file.getPath() ).getAbsoluteFile();
1632         }
1633     }
1634 
1635     // ----------------------------------------------------------------------
1636     // System properties handling
1637     // ----------------------------------------------------------------------
1638 
1639     static void populateProperties( CommandLine commandLine, Properties systemProperties, Properties userProperties )
1640     {
1641         EnvironmentUtils.addEnvVars( systemProperties );
1642 
1643         // ----------------------------------------------------------------------
1644         // Options that are set on the command line become system properties
1645         // and therefore are set in the session properties. System properties
1646         // are most dominant.
1647         // ----------------------------------------------------------------------
1648 
1649         if ( commandLine.hasOption( CLIManager.SET_SYSTEM_PROPERTY ) )
1650         {
1651             String[] defStrs = commandLine.getOptionValues( CLIManager.SET_SYSTEM_PROPERTY );
1652             
1653             if ( defStrs != null )
1654             {
1655                 for ( String defStr : defStrs )
1656                 {
1657                     setCliProperty( defStr, userProperties );
1658                 }
1659             }
1660         }
1661 
1662         SystemProperties.addSystemProperties( systemProperties );
1663 
1664         // ----------------------------------------------------------------------
1665         // Properties containing info about the currently running version of Maven
1666         // These override any corresponding properties set on the command line
1667         // ----------------------------------------------------------------------
1668 
1669         Properties buildProperties = CLIReportingUtils.getBuildProperties();
1670 
1671         String mavenVersion = buildProperties.getProperty( CLIReportingUtils.BUILD_VERSION_PROPERTY );
1672         systemProperties.setProperty( "maven.version", mavenVersion );
1673 
1674         String mavenBuildVersion = CLIReportingUtils.createMavenVersionString( buildProperties );
1675         systemProperties.setProperty( "maven.build.version", mavenBuildVersion );
1676     }
1677 
1678     private static void setCliProperty( String property, Properties properties )
1679     {
1680         String name;
1681 
1682         String value;
1683 
1684         int i = property.indexOf( '=' );
1685 
1686         if ( i <= 0 )
1687         {
1688             name = property.trim();
1689 
1690             value = "true";
1691         }
1692         else
1693         {
1694             name = property.substring( 0, i ).trim();
1695 
1696             value = property.substring( i + 1 );
1697         }
1698 
1699         properties.setProperty( name, value );
1700 
1701         // ----------------------------------------------------------------------
1702         // I'm leaving the setting of system properties here as not to break
1703         // the SystemPropertyProfileActivator. This won't harm embedding. jvz.
1704         // ----------------------------------------------------------------------
1705 
1706         System.setProperty( name, value );
1707     }
1708 
1709     static class ExitException
1710         extends Exception
1711     {
1712         int exitCode;
1713 
1714         ExitException( int exitCode )
1715         {
1716             this.exitCode = exitCode;
1717         }
1718     }
1719 
1720     //
1721     // Customizations available via the CLI
1722     //
1723 
1724     protected TransferListener getConsoleTransferListener( boolean printResourceNames )
1725     {
1726         return new ConsoleMavenTransferListener( System.out, printResourceNames );
1727     }
1728 
1729     protected TransferListener getBatchTransferListener()
1730     {
1731         return new Slf4jMavenTransferListener();
1732     }
1733 
1734     protected void customizeContainer( PlexusContainer container )
1735     {
1736     }
1737 
1738     protected ModelProcessor createModelProcessor( PlexusContainer container )
1739         throws ComponentLookupException
1740     {
1741         return container.lookup( ModelProcessor.class );
1742     }
1743 }