org.cyclonedx.maven.BaseCycloneDxMojo Maven / Gradle / Ivy
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The CycloneDX Maven plugin generates CycloneDX Software Bill of Materials (SBOM) containing the aggregate of all direct and transitive dependencies of a project.
/*
* This file is part of CycloneDX Maven Plugin.
*
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* Copyright (c) OWASP Foundation. All Rights Reserved.
*/
package org.cyclonedx.maven;
import org.apache.commons.io.FileUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.model.Plugin;
import org.apache.maven.model.PluginExecution;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.MavenProjectHelper;
import org.apache.maven.shared.dependency.analyzer.ProjectDependencyAnalysis;
import org.codehaus.plexus.util.xml.Xpp3Dom;
import org.cyclonedx.Version;
import org.cyclonedx.generators.BomGeneratorFactory;
import org.cyclonedx.exception.GeneratorException;
import org.cyclonedx.generators.json.BomJsonGenerator;
import org.cyclonedx.generators.xml.BomXmlGenerator;
import org.cyclonedx.maven.ProjectDependenciesConverter.BomDependencies;
import org.cyclonedx.model.Bom;
import org.cyclonedx.model.Component;
import org.cyclonedx.model.Dependency;
import org.cyclonedx.model.ExternalReference;
import org.cyclonedx.model.LifecycleChoice;
import org.cyclonedx.model.Lifecycles;
import org.cyclonedx.model.Metadata;
import org.cyclonedx.model.Property;
import org.cyclonedx.parsers.JsonParser;
import org.cyclonedx.parsers.Parser;
import org.cyclonedx.parsers.XmlParser;
import javax.xml.parsers.ParserConfigurationException;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
public abstract class BaseCycloneDxMojo extends AbstractMojo {
static final String CYCLONEDX_PLUGIN_KEY = "org.cyclonedx:cyclonedx-maven-plugin";
static final String PROJECT_TYPE = "projectType";
@Parameter(property = "project", readonly = true, required = true)
private MavenProject project;
/**
* The component type associated to the SBOM metadata. See
* CycloneDX reference for supported
* values.
*
* @since 2.0.0
*/
@Parameter(property = PROJECT_TYPE, defaultValue = "library", required = false)
private String projectType;
/**
* The CycloneDX schema version the BOM will comply with.
*
* @since 2.1.0
*/
@Parameter(property = "schemaVersion", defaultValue = "1.6", required = false)
private String schemaVersion;
private Version effectiveSchemaVersion = null;
/**
* The CycloneDX output format that should be generated (xml, json or all).
*
* @since 2.1.0
*/
@Parameter(property = "outputFormat", defaultValue = "all", required = false)
private String outputFormat;
/**
* The CycloneDX output file name (without extension) that should be generated (in {@code outputDirectory} directory).
*
* @since 2.2.0
*/
@Parameter(property = "outputName", defaultValue = "bom", required = false)
private String outputName;
/**
* The output directory where to store generated CycloneDX output files.
*
* @since 2.7.5
*/
@Parameter(property = "outputDirectory", defaultValue = "${project.build.directory}", required = false)
private File outputDirectory;
/**
* Should the resulting BOM contain a unique serial number?
*
* @since 2.1.0
*/
@Parameter(property = "includeBomSerialNumber", defaultValue = "true", required = false)
private boolean includeBomSerialNumber;
/**
* Should compile scoped Maven dependencies be included in bom?
*
* @since 2.1.0
*/
@Parameter(property = "includeCompileScope", defaultValue = "true", required = false)
private boolean includeCompileScope;
/**
* Should provided scoped Maven dependencies be included in bom?
*
* @since 2.1.0
*/
@Parameter(property = "includeProvidedScope", defaultValue = "true", required = false)
private boolean includeProvidedScope;
/**
* Should runtime scoped Maven dependencies be included in bom?
*
* @since 2.1.0
*/
@Parameter(property = "includeRuntimeScope", defaultValue = "true", required = false)
private boolean includeRuntimeScope;
/**
* Should test scoped Maven dependencies be included in bom?
*
* @since 2.1.0
*/
@Parameter(property = "includeTestScope", defaultValue = "false", required = false)
private boolean includeTestScope;
/**
* Should system scoped Maven dependencies be included in bom?
*
* @since 2.1.0
*/
@Parameter(property = "includeSystemScope", defaultValue = "true", required = false)
private boolean includeSystemScope;
/**
* Should license text be included in bom?
*
* @since 2.1.0
*/
@Parameter(property = "includeLicenseText", defaultValue = "false", required = false)
private boolean includeLicenseText;
/**
* Excluded types.
*
* @since 2.1.0
*/
@Parameter(property = "excludeTypes", required = false)
private String[] excludeTypes;
/**
* Use the original mechanism for determining whether a component has OPTIONAL or REQUIRED scope,
* relying on bytecode analysis of the compiled classes instead of the Maven dependency declaration of optional.
*
* @since 2.7.9
*/
@Parameter(property = "detectUnusedForOptionalScope", defaultValue = "false")
protected boolean detectUnusedForOptionalScope;
/**
* Skip CycloneDX execution.
*
* @since 1.1.3
*/
@SuppressWarnings("CanBeFinal")
@Parameter(property = "cyclonedx.skip", defaultValue = "false", required = false)
private boolean skip = false;
/**
* Don't attach bom.
*
* @since 2.1.0
*/
@SuppressWarnings("CanBeFinal")
@Parameter(property = "cyclonedx.skipAttach", defaultValue = "false", required = false)
private boolean skipAttach = false;
/**
* Classifier of the attached sbom
*
* @since 2.8.1
*/
@Parameter(property = "cyclonedx.classifier", defaultValue = "cyclonedx")
private String classifier;
/**
* Verbose output.
*
* @since 2.6.0
*/
@SuppressWarnings("CanBeFinal")
@Parameter(property = "cyclonedx.verbose", defaultValue = "false", required = false)
private boolean verbose = false;
/**
* Timestamp for reproducible output archive entries, either formatted as ISO 8601
* yyyy-MM-dd'T'HH:mm:ssXXX or as an int representing seconds since the epoch (like
* SOURCE_DATE_EPOCH).
*
* @since 2.7.9
*/
@Parameter( defaultValue = "${project.build.outputTimestamp}" )
private String outputTimestamp;
/**
* External references
* to be added to the component the BOM describes $.metadata.component.externalReferences[]:
*
* <externalReferences>
* <externalReference>
* <type>EXTERNAL_REFERENCE_TYPE</type><-- constant id corresponding to "external-reference-type" SBOM type -->
* <url>https://...</url>
* <comment>(optional) comment</comment>
* </externalReference>
* </externalReferences>
*
*
* @see ExternalReference.Type constants
* @since 2.7.11
*/
@Parameter
private ExternalReference[] externalReferences;
@org.apache.maven.plugins.annotations.Component
private MavenProjectHelper mavenProjectHelper;
@org.apache.maven.plugins.annotations.Component
private ModelConverter modelConverter;
@org.apache.maven.plugins.annotations.Component
private ProjectDependenciesConverter projectDependenciesConverter;
/**
* Various messages sent to console.
*/
protected static final String MESSAGE_RESOLVING_DEPS = "CycloneDX: Resolving Dependencies";
protected static final String MESSAGE_RESOLVING_AGGREGATED_DEPS = "CycloneDX: Resolving Aggregated Dependencies";
protected static final String MESSAGE_CREATING_BOM = "CycloneDX: Creating BOM version %s with %d component(s)";
static final String MESSAGE_CALCULATING_HASHES = "CycloneDX: Calculating Hashes";
protected static final String MESSAGE_WRITING_BOM = "CycloneDX: Writing and validating BOM (%s): %s";
protected static final String MESSAGE_ATTACHING_BOM = " attaching as %s-%s-%s.%s";
protected static final String MESSAGE_VALIDATION_FAILURE = "The BOM does not conform to the CycloneDX BOM standard as defined by the XSD";
/**
* Maven plugins that deploy artifacts.
*/
private static final String MAVEN_DEPLOY_PLUGIN = "org.apache.maven.plugins:maven-deploy-plugin";
private static final String NEXUS_STAGING_PLUGIN = "org.sonatype.plugins:nexus-staging-maven-plugin";
/**
* Returns a reference to the current project.
*
* @return returns a reference to the current project
*/
protected MavenProject getProject() {
return project;
}
protected String generatePackageUrl(final Artifact artifact) {
return modelConverter.generatePackageUrl(artifact);
}
protected Component convertMavenDependency(Artifact artifact) {
return modelConverter.convertMavenDependency(artifact, schemaVersion(), includeLicenseText);
}
/**
* Analyze the current Maven project to extract the BOM components list and their dependencies.
*
* @param topLevelComponents the PURLs for all top level components
* @param components the components map to fill
* @param dependencies the dependencies map to fill
* @return the name of the analysis done to store as a BOM, or {@code null} to not save result.
* @throws MojoExecutionException something weird happened...
*/
protected abstract String extractComponentsAndDependencies(Set topLevelComponents, Map components, Map dependencies) throws MojoExecutionException;
/**
* @return {@literal true} if the execution should be skipped.
*/
protected boolean shouldSkip() {
return Boolean.parseBoolean(System.getProperty("cyclonedx.skip", Boolean.toString(skip)));
}
protected String getSkipReason() {
return null;
}
public void execute() throws MojoExecutionException {
if (shouldSkip()) {
final String skipReason = getSkipReason();
if (skipReason != null) {
getLog().info("Skipping CycloneDX goal, because " + skipReason);
} else {
getLog().info("Skipping CycloneDX goal");
}
return;
}
if (!schemaVersion().getVersionString().equals(schemaVersion)) {
getLog().warn("Invalid schemaVersion configured '" + schemaVersion +"', using " + effectiveSchemaVersion.getVersionString());
schemaVersion = effectiveSchemaVersion.getVersionString();
}
logParameters();
// top level components do not currently set their scope, we track these to prevent merging of scopes
final Set topLevelComponents = new LinkedHashSet<>();
final Map componentMap = new LinkedHashMap<>();
final Map dependencyMap = new LinkedHashMap<>();
String analysis = extractComponentsAndDependencies(topLevelComponents, componentMap, dependencyMap);
if (analysis != null) {
final Metadata metadata = modelConverter.convertMavenProject(project, projectType, schemaVersion(), includeLicenseText, externalReferences);
if (schemaVersion().getVersion() >= 1.3) {
metadata.addProperty(newProperty("maven.goal", analysis));
List scopes = new ArrayList<>();
if (includeCompileScope) scopes.add("compile");
if (includeProvidedScope) scopes.add("provided");
if (includeRuntimeScope) scopes.add("runtime");
if (includeSystemScope) scopes.add("system");
if (includeTestScope) scopes.add("test");
metadata.addProperty(newProperty("maven.scopes", String.join(",", scopes)));
if (detectUnusedForOptionalScope) {
metadata.addProperty(newProperty("maven.optional.unused", Boolean.toString(detectUnusedForOptionalScope)));
}
}
final Component rootComponent = metadata.getComponent();
componentMap.remove(rootComponent.getPurl());
projectDependenciesConverter.cleanupBomDependencies(metadata, componentMap, dependencyMap);
generateBom(analysis, metadata, new ArrayList<>(componentMap.values()), new ArrayList<>(dependencyMap.values()));
}
}
private Property newProperty(String name, String value) {
Property property = new Property();
property.setName(name);
property.setValue(value);
return property;
}
private void generateBom(String analysis, Metadata metadata, List components, List dependencies) throws MojoExecutionException {
try {
getLog().info(String.format(MESSAGE_CREATING_BOM, schemaVersion, components.size()));
final Bom bom = new Bom();
bom.setComponents(components);
if (outputTimestamp != null) {
// activate Reproducible Builds mode
metadata.setTimestamp(null);
if (schemaVersion().getVersion() >= 1.3) {
metadata.addProperty(newProperty("cdx:reproducible", "enabled"));
}
}
if (schemaVersion().getVersion() >= 1.1 && includeBomSerialNumber) {
String serialNumber = generateSerialNumber(metadata.getProperties());
bom.setSerialNumber(serialNumber);
}
if (schemaVersion().getVersion() >= 1.2) {
bom.setMetadata(metadata);
bom.setDependencies(dependencies);
}
/*if (schemaVersion().getVersion() >= 1.3) {
if (excludeArtifactId != null && excludeTypes.length > 0) { // TODO
final Composition composition = new Composition();
composition.setAggregate(Composition.Aggregate.INCOMPLETE);
composition.setDependencies(Collections.singletonList(new Dependency(bom.getMetadata().getComponent().getBomRef())));
bom.setCompositions(Collections.singletonList(composition));
}
}*/
if (schemaVersion().getVersion() >= 1.5) {
LifecycleChoice build = new LifecycleChoice();
build.setPhase(LifecycleChoice.Phase.BUILD);
Lifecycles lifecycles = new Lifecycles();
lifecycles.setLifecycleChoice(Collections.singletonList(build));
metadata.setLifecycles(lifecycles);
}
if ("all".equalsIgnoreCase(outputFormat)
|| "xml".equalsIgnoreCase(outputFormat)
|| "json".equalsIgnoreCase(outputFormat)) {
saveBom(bom);
} else {
getLog().error("Unsupported output format. Valid options are XML and JSON");
}
} catch (GeneratorException | ParserConfigurationException | IOException e) {
throw new MojoExecutionException("An error occurred executing " + this.getClass().getName() + ": " + e.getMessage(), e);
}
}
private String generateSerialNumber(List properties) {
String gav = String.format("%s:%s:%s", project.getGroupId(), project.getArtifactId(), project.getVersion());
StringBuilder sb = new StringBuilder(gav);
if (properties != null) {
for(Property prop: properties) {
sb.append(';');
sb.append(prop.getName());
sb.append('=');
sb.append(prop.getValue());
}
}
UUID uuid = UUID.nameUUIDFromBytes(sb.toString().getBytes(StandardCharsets.UTF_8));
return String.format("urn:uuid:%s", uuid);
}
private void saveBom(Bom bom) throws ParserConfigurationException, IOException, GeneratorException,
MojoExecutionException {
if ("all".equalsIgnoreCase(outputFormat) || "xml".equalsIgnoreCase(outputFormat)) {
final BomXmlGenerator bomGenerator = BomGeneratorFactory.createXml(schemaVersion(), bom);
//bomGenerator.generate();
final String bomString = bomGenerator.toXmlString();
saveBomToFile(bomString, "xml", new XmlParser());
}
if ("all".equalsIgnoreCase(outputFormat) || "json".equalsIgnoreCase(outputFormat)) {
final BomJsonGenerator bomGenerator = BomGeneratorFactory.createJson(schemaVersion(), bom);
final String bomString = bomGenerator.toJsonString();
saveBomToFile(bomString, "json", new JsonParser());
}
}
private void saveBomToFile(String bomString, String extension, Parser bomParser) throws IOException, MojoExecutionException {
final File bomFile = new File(outputDirectory, outputName + "." + extension);
getLog().info(String.format(MESSAGE_WRITING_BOM, extension.toUpperCase(), bomFile.getAbsolutePath()));
FileUtils.write(bomFile, bomString, StandardCharsets.UTF_8, false);
if (!bomParser.isValid(bomFile, schemaVersion())) {
throw new MojoExecutionException(MESSAGE_VALIDATION_FAILURE);
}
if (!skipAttach) {
getLog().info(String.format(MESSAGE_ATTACHING_BOM, project.getArtifactId(), project.getVersion(), classifier, extension));
mavenProjectHelper.attachArtifact(project, extension, classifier, bomFile);
}
}
protected BomDependencies extractBOMDependencies(MavenProject mavenProject) throws MojoExecutionException {
ProjectDependenciesConverter.MavenDependencyScopes include = new ProjectDependenciesConverter.MavenDependencyScopes(includeCompileScope, includeProvidedScope, includeRuntimeScope, includeTestScope, includeSystemScope);
return projectDependenciesConverter.extractBOMDependencies(mavenProject, include, excludeTypes);
}
/**
* Resolves the CycloneDX schema the mojo has been requested to use.
* @return the CycloneDX schema to use
*/
protected Version schemaVersion() {
if (effectiveSchemaVersion == null) {
if ("1.0".equals(schemaVersion)) {
effectiveSchemaVersion = Version.VERSION_10;
} else if ("1.1".equals(schemaVersion)) {
effectiveSchemaVersion = Version.VERSION_11;
} else if ("1.2".equals(schemaVersion)) {
effectiveSchemaVersion = Version.VERSION_12;
} else if ("1.3".equals(schemaVersion)) {
effectiveSchemaVersion = Version.VERSION_13;
} else if ("1.4".equals(schemaVersion)) {
effectiveSchemaVersion = Version.VERSION_14;
} else if ("1.5".equals(schemaVersion)) {
effectiveSchemaVersion = Version.VERSION_15;
} else {
effectiveSchemaVersion = Version.VERSION_16;
}
}
return effectiveSchemaVersion;
}
protected void logAdditionalParameters() {
// no additional parameters
}
protected void logParameters() {
if (verbose && getLog().isInfoEnabled()) {
getLog().info("CycloneDX: Parameters");
getLog().info("------------------------------------------------------------------------");
getLog().info("schemaVersion : " + schemaVersion().getVersionString());
getLog().info("includeBomSerialNumber : " + includeBomSerialNumber);
getLog().info("includeCompileScope : " + includeCompileScope);
getLog().info("includeProvidedScope : " + includeProvidedScope);
getLog().info("includeRuntimeScope : " + includeRuntimeScope);
getLog().info("includeTestScope : " + includeTestScope);
getLog().info("includeSystemScope : " + includeSystemScope);
getLog().info("includeLicenseText : " + includeLicenseText);
getLog().info("outputFormat : " + outputFormat);
getLog().info("outputName : " + outputName);
logAdditionalParameters();
getLog().info("------------------------------------------------------------------------");
}
}
protected void populateComponents(final Set topLevelComponents, final Map components, final Map artifacts, final ProjectDependencyAnalysis dependencyAnalysis) {
for (Map.Entry entry: artifacts.entrySet()) {
final String purl = entry.getKey();
final Artifact artifact = entry.getValue();
final Component.Scope artifactScope = getComponentScope(artifact, dependencyAnalysis);
final Component component = components.get(purl);
if (component == null) {
final Component newComponent = convertMavenDependency(artifact);
newComponent.setScope(artifactScope);
components.put(purl, newComponent);
} else if (!topLevelComponents.contains(purl)) {
component.setScope(mergeScopes(component.getScope(), artifactScope));
}
}
}
/**
* Get the BOM component scope (required/optional/excluded). The scope can either be determined through bytecode
* analysis or through maven dependency resolution.
*
* @param artifact Artifact from maven project
* @param projectDependencyAnalysis Maven Project Dependency Analysis data
*
* @return Component.Scope - REQUIRED, OPTIONAL or null if it cannot be determined
*
* @see #detectUnusedForOptionalScope
*/
private Component.Scope getComponentScope(Artifact artifact, ProjectDependencyAnalysis projectDependencyAnalysis) {
if (detectUnusedForOptionalScope) {
return inferComponentScope(artifact, projectDependencyAnalysis);
} else {
return (artifact.isOptional() ? Component.Scope.OPTIONAL : Component.Scope.REQUIRED);
}
}
/**
* Infer BOM component scope (required/optional/excluded) based on Maven project dependency analysis.
*
* @param artifact Artifact from maven project
* @param projectDependencyAnalysis Maven Project Dependency Analysis data
*
* @return Component.Scope - REQUIRED: If the component is used (as detected by project dependency analysis). OPTIONAL: If it is unused
*/
private Component.Scope inferComponentScope(Artifact artifact, ProjectDependencyAnalysis projectDependencyAnalysis) {
if (projectDependencyAnalysis == null) {
return null;
}
Set usedDeclaredArtifacts = projectDependencyAnalysis.getUsedDeclaredArtifacts();
Set usedUndeclaredArtifacts = projectDependencyAnalysis.getUsedUndeclaredArtifacts();
Set unusedDeclaredArtifacts = projectDependencyAnalysis.getUnusedDeclaredArtifacts();
Set testArtifactsWithNonTestScope = projectDependencyAnalysis.getTestArtifactsWithNonTestScope();
// Is the artifact used?
if (usedDeclaredArtifacts.contains(artifact) || usedUndeclaredArtifacts.contains(artifact)) {
return Component.Scope.REQUIRED;
}
// Is the artifact unused or test?
if (unusedDeclaredArtifacts.contains(artifact) || testArtifactsWithNonTestScope.contains(artifact)) {
return Component.Scope.OPTIONAL;
}
return null;
}
// Merging of scopes follows the method previously implemented in the aggregate code. This needs to be fixed in a future PR.
private Component.Scope mergeScopes(final Component.Scope existing, final Component.Scope project) {
if ((Component.Scope.REQUIRED == existing) || (Component.Scope.REQUIRED == project)) {
return Component.Scope.REQUIRED;
}
if (null == existing) {
return project;
}
return existing;
}
static boolean isDeployable(final MavenProject project) {
return isDeployable(project,
MAVEN_DEPLOY_PLUGIN,
"skip",
"maven.deploy.skip")
|| isDeployable(project,
NEXUS_STAGING_PLUGIN,
"skipNexusStagingDeployMojo",
"skipNexusStagingDeployMojo");
}
private static boolean isDeployable(final MavenProject project,
final String pluginKey,
final String parameter,
final String propertyName) {
final Plugin plugin = project.getPlugin(pluginKey);
if (plugin != null) {
// Default skip value
final String property = System.getProperty(propertyName, project.getProperties().getProperty(propertyName));
final boolean defaultSkipValue = property != null ? Boolean.parseBoolean(property) : false;
// Find an execution that is not skipped
for (final PluginExecution execution : plugin.getExecutions()) {
if (execution.getGoals().contains("deploy")) {
final Xpp3Dom executionConf = (Xpp3Dom) execution.getConfiguration();
final Xpp3Dom target = (executionConf == null) ? null : executionConf.getChild(parameter);
final boolean skipValue = (target == null) ? defaultSkipValue : Boolean.parseBoolean(target.getValue());
if (!skipValue) {
return true;
}
}
}
}
return false;
}
}
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