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/*
* This file is part of dependency-check-maven.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Copyright (c) 2013 Jeremy Long. All Rights Reserved.
*/
package org.owasp.dependencycheck.maven;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Locale;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.ResolutionScope;
import org.apache.maven.project.MavenProject;
import org.owasp.dependencycheck.analyzer.DependencyBundlingAnalyzer;
import org.owasp.dependencycheck.analyzer.exception.AnalysisException;
import org.owasp.dependencycheck.data.nvdcve.DatabaseException;
import org.owasp.dependencycheck.dependency.Dependency;
import org.owasp.dependencycheck.utils.Settings;
/**
* Maven Plugin that checks project dependencies and the dependencies of all child modules to see if they have any known published
* vulnerabilities.
*
* @author Jeremy Long
*/
@Mojo(
name = "aggregate",
defaultPhase = LifecyclePhase.SITE,
aggregator = true,
threadSafe = true,
requiresDependencyResolution = ResolutionScope.COMPILE_PLUS_RUNTIME,
requiresOnline = true
)
public class AggregateMojo extends BaseDependencyCheckMojo {
/**
* Logger field reference.
*/
private static final Logger LOGGER = Logger.getLogger(AggregateMojo.class.getName());
/**
* Executes the aggregate dependency-check goal. This runs dependency-check and generates the subsequent reports.
*
* @throws MojoExecutionException thrown if there is ane exception running the mojo
* @throws MojoFailureException thrown if dependency-check is configured to fail the build
*/
@Override
public void runCheck() throws MojoExecutionException, MojoFailureException {
final Engine engine = generateDataFile();
if (getProject() == getReactorProjects().get(getReactorProjects().size() - 1)) {
//ensure that the .ser file was created for each.
for (MavenProject current : getReactorProjects()) {
final File dataFile = getDataFile(current);
if (dataFile == null) { //dc was never run on this project. write the ser to the target.
LOGGER.fine(String.format("Executing dependency-check on %s", current.getName()));
generateDataFile(engine, current);
}
}
for (MavenProject current : getReactorProjects()) {
List dependencies = readDataFile(current);
if (dependencies == null) {
dependencies = new ArrayList();
}
final Set childProjects = getDescendants(current);
for (MavenProject reportOn : childProjects) {
final List childDeps = readDataFile(reportOn);
if (childDeps != null && !childDeps.isEmpty()) {
LOGGER.fine(String.format("Adding %d dependencies from %s", childDeps.size(), reportOn.getName()));
dependencies.addAll(childDeps);
} else {
LOGGER.fine(String.format("No dependencies read for %s", reportOn.getName()));
}
}
engine.getDependencies().clear();
engine.getDependencies().addAll(dependencies);
final DependencyBundlingAnalyzer bundler = new DependencyBundlingAnalyzer();
try {
LOGGER.fine(String.format("Dependency count pre-bundler: %s", engine.getDependencies().size()));
bundler.analyze(null, engine);
LOGGER.fine(String.format("Dependency count post-bundler: %s", engine.getDependencies().size()));
} catch (AnalysisException ex) {
LOGGER.log(Level.WARNING, "An error occured grouping the dependencies; duplicate entries may exist in the report", ex);
LOGGER.log(Level.FINE, "Bundling Exception", ex);
}
File outputDir = getCorrectOutputDirectory(current);
if (outputDir == null) {
//in some regards we shouldn't be writting this, but we are anyway.
//we shouldn't write this because nothing is configured to generate this report.
outputDir = new File(current.getBuild().getDirectory());
}
writeReports(engine, current, outputDir);
}
}
engine.cleanup();
Settings.cleanup();
}
/**
* Returns a set containing all the descendant projects of the given project.
*
* @param project the project for which all descendants will be returned
* @return the set of descendant projects
*/
protected Set getDescendants(MavenProject project) {
if (project == null) {
return Collections.emptySet();
}
final Set descendants = new HashSet();
int size = 0;
LOGGER.fine(String.format("Collecting descendants of %s", project.getName()));
for (String m : project.getModules()) {
for (MavenProject mod : getReactorProjects()) {
try {
File mpp = new File(project.getBasedir(), m);
mpp = mpp.getCanonicalFile();
if (mpp.compareTo(mod.getBasedir()) == 0 && descendants.add(mod)) {
LOGGER.fine(String.format("Decendent module %s added", mod.getName()));
}
} catch (IOException ex) {
LOGGER.log(Level.FINE, "Unable to determine module path", ex);
}
}
}
do {
size = descendants.size();
for (MavenProject p : getReactorProjects()) {
if (project.equals(p.getParent()) || descendants.contains(p.getParent())) {
if (descendants.add(p)) {
LOGGER.fine(String.format("Decendent %s added", p.getName()));
}
for (MavenProject modTest : getReactorProjects()) {
if (p.getModules() != null && p.getModules().contains(modTest.getName())
&& descendants.add(modTest)) {
LOGGER.fine(String.format("Decendent %s added", modTest.getName()));
}
}
}
for (MavenProject dec : descendants) {
for (String mod : dec.getModules()) {
try {
File mpp = new File(dec.getBasedir(), mod);
mpp = mpp.getCanonicalFile();
if (mpp.compareTo(p.getBasedir()) == 0 && descendants.add(p)) {
LOGGER.fine(String.format("Decendent module %s added", p.getName()));
}
} catch (IOException ex) {
LOGGER.log(Level.FINE, "Unable to determine module path", ex);
}
}
}
}
} while (size != 0 && size != descendants.size());
LOGGER.fine(String.format("%s has %d children", project, descendants.size()));
return descendants;
}
/**
* Test if the project has pom packaging
*
* @param mavenProject Project to test
* @return true if it has a pom packaging; otherwise false
*/
protected boolean isMultiModule(MavenProject mavenProject) {
return "pom".equals(mavenProject.getPackaging());
}
/**
* Initilizes the engine, runs a scan, and writes the serialized dependencies to disk.
*
* @return the Engine used to execute dependency-check
* @throws MojoExecutionException thrown if there is an exception running the mojo
* @throws MojoFailureException thrown if dependency-check is configured to fail the build if severe CVEs are identified.
*/
protected Engine generateDataFile() throws MojoExecutionException, MojoFailureException {
final Engine engine;
try {
engine = initializeEngine();
} catch (DatabaseException ex) {
LOGGER.log(Level.FINE, "Database connection error", ex);
throw new MojoExecutionException("An exception occured connecting to the local database. Please see the log file for more details.", ex);
}
return generateDataFile(engine, getProject());
}
/**
* Runs dependency-check's Engine and writes the serialized dependencies to disk.
*
* @param engine the Engine to use when scanning.
* @param project the project to scan and generate the data file for
* @return the Engine used to execute dependency-check
* @throws MojoExecutionException thrown if there is an exception running the mojo
* @throws MojoFailureException thrown if dependency-check is configured to fail the build if severe CVEs are identified.
*/
protected Engine generateDataFile(Engine engine, MavenProject project) throws MojoExecutionException, MojoFailureException {
LOGGER.fine(String.format("Begin Scanning: %s", project.getName()));
engine.getDependencies().clear();
engine.resetFileTypeAnalyzers();
scanArtifacts(project, engine);
engine.analyzeDependencies();
final File target = new File(project.getBuild().getDirectory());
writeDataFile(project, target, engine.getDependencies());
showSummary(project, engine.getDependencies());
checkForFailure(engine.getDependencies());
return engine;
}
@Override
public boolean canGenerateReport() {
return true; //aggregate always returns true for now - we can look at a more complicated/acurate solution later
}
/**
* Returns the report name.
*
* @param locale the location
* @return the report name
*/
public String getName(Locale locale) {
return "dependency-check:aggregate";
}
/**
* Gets the description of the Dependency-Check report to be displayed in the Maven Generated Reports page.
*
* @param locale The Locale to get the description for
* @return the description
*/
public String getDescription(Locale locale) {
return "Generates an aggregate report of all child Maven projects providing details on any "
+ "published vulnerabilities within project dependencies. This report is a best "
+ "effort and may contain false positives and false negatives.";
}
}
