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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2019 SonarSource SA
   4  * mailto:info AT sonarsource DOT com
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20 package org.sonar.ce.task.projectanalysis.step;
  21
  22 import java.util.Optional;
  23 import java.util.function.Function;
  24 import javax.annotation.Nullable;
  25 import org.sonar.ce.task.projectanalysis.analysis.Analysis;
  26 import org.sonar.ce.task.projectanalysis.analysis.Branch;
  27 import org.sonar.ce.task.projectanalysis.analysis.MutableAnalysisMetadataHolder;
  28 import org.sonar.ce.task.projectanalysis.batch.BatchReportReader;
  29 import org.sonar.ce.task.projectanalysis.component.Component;
  30 import org.sonar.ce.task.projectanalysis.component.ComponentKeyGenerator;
  31 import org.sonar.ce.task.projectanalysis.component.ComponentTreeBuilder;
  32 import org.sonar.ce.task.projectanalysis.component.ComponentUuidFactoryWithMigration;
  33 import org.sonar.ce.task.projectanalysis.component.DefaultBranchImpl;
  34 import org.sonar.ce.task.projectanalysis.component.MutableTreeRootHolder;
  35 import org.sonar.ce.task.projectanalysis.component.ProjectAttributes;
  36 import org.sonar.ce.task.projectanalysis.component.ReportModulesPath;
  37 import org.sonar.ce.task.step.ComputationStep;
  38 import org.sonar.db.DbClient;
  39 import org.sonar.db.DbSession;
  40 import org.sonar.db.component.SnapshotDto;
  41 import org.sonar.scanner.protocol.output.ScannerReport;
  42
  43 import static com.google.common.base.MoreObjects.firstNonNull;
  44 import static org.apache.commons.lang.StringUtils.trimToNull;
  45
  46 /**
  47  * Populates the {@link MutableTreeRootHolder} and {@link MutableAnalysisMetadataHolder} from the {@link BatchReportReader}
  48  */
  49 public class BuildComponentTreeStep implements ComputationStep {
  50
  51   private static final String DEFAULT_PROJECT_VERSION = "not provided";
  52
  53   private final DbClient dbClient;
  54   private final BatchReportReader reportReader;
  55   private final MutableTreeRootHolder treeRootHolder;
  56   private final MutableAnalysisMetadataHolder analysisMetadataHolder;
  57   private final ReportModulesPath reportModulesPath;
  58
  59   public BuildComponentTreeStep(DbClient dbClient, BatchReportReader reportReader, MutableTreeRootHolder treeRootHolder,
  60     MutableAnalysisMetadataHolder analysisMetadataHolder, ReportModulesPath reportModulesPath) {
  61     this.dbClient = dbClient;
  62     this.reportReader = reportReader;
  63     this.treeRootHolder = treeRootHolder;
  64     this.analysisMetadataHolder = analysisMetadataHolder;
  65     this.reportModulesPath = reportModulesPath;
  66   }
  67
  68   @Override
  69   public String getDescription() {
  70     return "Build tree of components";
  71   }
  72
  73   @Override
  74   public void execute(ComputationStep.Context context) {
  75     try (DbSession dbSession = dbClient.openSession(false)) {
  76       ScannerReport.Component reportProject = reportReader.readComponent(analysisMetadataHolder.getRootComponentRef());
  77       ComponentKeyGenerator keyGenerator = loadKeyGenerator();
  78       ComponentKeyGenerator publicKeyGenerator = loadPublicKeyGenerator();
  79       ScannerReport.Metadata metadata = reportReader.readMetadata();
  80
  81       // root key of branch, not necessarily of project
  82       String rootKey = keyGenerator.generateKey(reportProject.getKey(), null);
  83       Function<String, String> pathToKey = path -> keyGenerator.generateKey(reportProject.getKey(), path);
  84       // loads the UUIDs from database. If they don't exist, then generate new ones
  85       ComponentUuidFactoryWithMigration componentUuidFactoryWithMigration = new ComponentUuidFactoryWithMigration(dbClient, dbSession, rootKey, pathToKey, reportModulesPath.get());
  86
  87       String rootUuid = componentUuidFactoryWithMigration.getOrCreateForKey(rootKey);
  88       Optional<SnapshotDto> baseAnalysis = dbClient.snapshotDao().selectLastAnalysisByRootComponentUuid(dbSession, rootUuid);
  89
  90       ComponentTreeBuilder builder = new ComponentTreeBuilder(keyGenerator, publicKeyGenerator,
  91         componentUuidFactoryWithMigration::getOrCreateForKey,
  92         reportReader::readComponent,
  93         analysisMetadataHolder.getProject(),
  94         analysisMetadataHolder.getBranch(),
  95         createProjectAttributes(metadata, baseAnalysis.orElse(null)));
  96       String relativePathFromScmRoot = metadata.getRelativePathFromScmRoot();
  97
  98       Component reportTreeRoot = builder.buildProject(reportProject, relativePathFromScmRoot);
  99
 100       if (analysisMetadataHolder.isSLBorPR()) {
 101         Component changedComponentTreeRoot = builder.buildChangedComponentTreeRoot(reportTreeRoot);
 102         treeRootHolder.setRoots(changedComponentTreeRoot, reportTreeRoot);
 103       } else {
 104         treeRootHolder.setRoots(reportTreeRoot, reportTreeRoot);
 105       }
 106
 107       analysisMetadataHolder.setBaseAnalysis(baseAnalysis.map(BuildComponentTreeStep::toAnalysis).orElse(null));
 108
 109       context.getStatistics().add("components", treeRootHolder.getSize());
 110     }
 111   }
 112
 113   private static ProjectAttributes createProjectAttributes(ScannerReport.Metadata metadata, @Nullable SnapshotDto baseAnalysis) {
 114     String projectVersion = trimToNull(metadata.getProjectVersion());
 115     String codePeriodVersion = computeCodePeriodVersion(metadata.getCodePeriodVersion(), projectVersion, baseAnalysis);
 116     String buildString = trimToNull(metadata.getBuildString());
 117     return new ProjectAttributes(projectVersion, codePeriodVersion, buildString);
 118   }
 119
 120   private static String computeCodePeriodVersion(String rawCodePeriodVersion, @Nullable String projectVersion, @Nullable SnapshotDto baseAnalysis) {
 121     String codePeriodVersion = trimToNull(rawCodePeriodVersion);
 122     if (codePeriodVersion != null) {
 123       return codePeriodVersion;
 124     }
 125     // support case (legacy but not forbidden) where only projectVersion is set
 126     if (projectVersion != null) {
 127       return projectVersion;
 128     }
 129     if (baseAnalysis != null) {
 130       return firstNonNull(baseAnalysis.getCodePeriodVersion(), DEFAULT_PROJECT_VERSION);
 131     }
 132     return DEFAULT_PROJECT_VERSION;
 133   }
 134
 135   private ComponentKeyGenerator loadKeyGenerator() {
 136     return analysisMetadataHolder.getBranch();
 137   }
 138
 139   private ComponentKeyGenerator loadPublicKeyGenerator() {
 140     Branch branch = analysisMetadataHolder.getBranch();
 141
 142     // for non-legacy branches, the public key is different from the DB key.
 143     if (!branch.isLegacyFeature() && !branch.isMain()) {
 144       return new DefaultBranchImpl();
 145     }
 146     return branch;
 147   }
 148
 149   private static Analysis toAnalysis(SnapshotDto dto) {
 150     return new Analysis.Builder()
 151       .setId(dto.getId())
 152       .setUuid(dto.getUuid())
 153       .setCreatedAt(dto.getCreatedAt())
 154       .build();
 155   }
 156
 157 }