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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.commons.release.plugin.mojos;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Properties;
import java.util.Set;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.release.plugin.SharedFunctions;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.project.MavenProject;
/**
* The purpose of this Maven mojo is to detach the artifacts generated by the maven-assembly-plugin,
* which for the Apache Commons Project do not get uploaded to Nexus, and putting those artifacts
* in the dev distribution location for Apache projects.
*
* @author chtompki
* @since 1.0
*/
@Mojo(name = "detach-distributions",
defaultPhase = LifecyclePhase.VERIFY,
threadSafe = true,
aggregator = true)
public class CommonsDistributionDetachmentMojo extends AbstractMojo {
/**
* A list of "artifact types" in the Maven vernacular, to
* be detached from the deployment. For the time being we want
* all artifacts generated by the maven-assembly-plugin to be detached
* from the deployment, namely *-src.zip, *-src.tar.gz, *-bin.zip,
* *-bin.tar.gz, and the corresponding .asc pgp signatures.
*/
private static final Set ARTIFACT_TYPES_TO_DETACH;
static {
Set hashSet = new HashSet<>();
hashSet.add("zip");
hashSet.add("tar.gz");
hashSet.add("zip.asc");
hashSet.add("tar.gz.asc");
ARTIFACT_TYPES_TO_DETACH = Collections.unmodifiableSet(hashSet);
}
/**
* This list is supposed to hold the Maven references to the aforementioned artifacts so that we
* can upload them to svn after they've been detached from the Maven deployment.
*/
private final List detachedArtifacts = new ArrayList<>();
/**
* A {@link Properties} of {@link Artifact} → {@link String} containing the sha256 signatures
* for the individual artifacts, where the {@link Artifact} is represented as:
* groupId:artifactId:version:type=sha512.
*/
private final Properties artifactSha512s = new Properties();
/**
* The maven project context injection so that we can get a hold of the variables at hand.
*/
@Parameter(defaultValue = "${project}", required = true)
private MavenProject project;
/**
* The working directory in target that we use as a sandbox for the plugin.
*/
@Parameter(defaultValue = "${project.build.directory}/commons-release-plugin",
property = "commons.outputDirectory")
private File workingDirectory;
/**
* The subversion staging url to which we upload all of our staged artifacts.
*/
@Parameter(defaultValue = "", property = "commons.distSvnStagingUrl")
private String distSvnStagingUrl;
/**
* A parameter to generally avoid running unless it is specifically turned on by the consuming module.
*/
@Parameter(defaultValue = "false", property = "commons.release.isDistModule")
private Boolean isDistModule;
@Override
public void execute() throws MojoExecutionException {
if (!isDistModule) {
getLog().info(
"This module is marked as a non distribution or assembly module, and the plugin will not run.");
return;
}
if (StringUtils.isEmpty(distSvnStagingUrl)) {
getLog().warn("commons.distSvnStagingUrl is not set, the commons-release-plugin will not run.");
return;
}
getLog().info("Detaching Assemblies");
for (Object attachedArtifact : project.getAttachedArtifacts()) {
putAttachedArtifactInSha512Map((Artifact) attachedArtifact);
if (ARTIFACT_TYPES_TO_DETACH.contains(((Artifact) attachedArtifact).getType())) {
detachedArtifacts.add((Artifact) attachedArtifact);
}
}
if (detachedArtifacts.isEmpty()) {
getLog().info("Current project contains no distributions. Not executing.");
return;
}
for (Artifact artifactToRemove : detachedArtifacts) {
project.getAttachedArtifacts().remove(artifactToRemove);
}
if (!workingDirectory.exists()) {
SharedFunctions.initDirectory(getLog(), workingDirectory);
}
writeAllArtifactsInSha512PropertiesFile();
copyRemovedArtifactsToWorkingDirectory();
getLog().info("");
hashArtifacts();
}
/**
* Takes an attached artifact and puts the signature in the map.
* @param artifact is a Maven {@link Artifact} taken from the project at start time of mojo.
* @throws MojoExecutionException if an {@link IOException} occurs when getting the sha512 of the
* artifact.
*/
private void putAttachedArtifactInSha512Map(Artifact artifact) throws MojoExecutionException {
try {
String artifactKey = getArtifactKey(artifact);
try (FileInputStream fis = new FileInputStream(artifact.getFile())) {
artifactSha512s.put(artifactKey, DigestUtils.sha512Hex(fis));
}
} catch (IOException e) {
throw new MojoExecutionException(
"Could not find artifact signature for: "
+ artifact.getArtifactId()
+ "-"
+ artifact.getClassifier()
+ "-"
+ artifact.getVersion()
+ " type: "
+ artifact.getType(),
e);
}
}
/**
* Writes to ./target/commons-release-plugin/sha512.properties the artifact sha512's.
*
* @throws MojoExecutionException if we can't write the file due to an {@link IOException}.
*/
private void writeAllArtifactsInSha512PropertiesFile() throws MojoExecutionException {
File propertiesFile = new File(workingDirectory, "sha512.properties");
getLog().info("Writting " + propertiesFile);
try (FileOutputStream fileWriter = new FileOutputStream(propertiesFile)) {
artifactSha512s.store(fileWriter, "Release SHA-512s");
} catch (IOException e) {
throw new MojoExecutionException("Failure to write SHA-512's", e);
}
}
/**
* A helper method to copy the newly detached artifacts to target/commons-release-plugin
* so that the {@link CommonsDistributionStagingMojo} can find the artifacts later.
*
* @throws MojoExecutionException if some form of an {@link IOException} occurs, we want it
* properly wrapped so that Maven can handle it.
*/
private void copyRemovedArtifactsToWorkingDirectory() throws MojoExecutionException {
final String wdAbsolutePath = workingDirectory.getAbsolutePath();
getLog().info(
"Copying " + detachedArtifacts.size() + " detached artifacts to working directory " + wdAbsolutePath);
for (Artifact artifact: detachedArtifacts) {
File artifactFile = artifact.getFile();
StringBuilder copiedArtifactAbsolutePath = new StringBuilder(wdAbsolutePath);
copiedArtifactAbsolutePath.append("/");
copiedArtifactAbsolutePath.append(artifactFile.getName());
File copiedArtifact = new File(copiedArtifactAbsolutePath.toString());
getLog().info("Copying: " + artifactFile.getName());
SharedFunctions.copyFile(getLog(), artifactFile, copiedArtifact);
}
}
/**
* A helper method that creates sha256 and sha512 signature files for our detached artifacts in the
* target/commons-release-plugin directory for the purpose of being uploaded by
* the {@link CommonsDistributionStagingMojo}.
*
* @throws MojoExecutionException if some form of an {@link IOException} occurs, we want it
* properly wrapped so that Maven can handle it.
*/
private void hashArtifacts() throws MojoExecutionException {
for (Artifact artifact : detachedArtifacts) {
if (!artifact.getFile().getName().contains("asc")) {
String artifactKey = getArtifactKey(artifact);
try {
String digest;
// SHA-512
digest = artifactSha512s.getProperty(artifactKey.toString());
getLog().info(artifact.getFile().getName() + " sha512: " + digest);
try (PrintWriter printWriter = new PrintWriter(
getSha512FilePath(workingDirectory, artifact.getFile()))) {
printWriter.println(digest);
}
} catch (IOException e) {
throw new MojoExecutionException("Could not sign file: " + artifact.getFile().getName(), e);
}
}
}
}
/**
* A helper method to create a file path for the sha512 signature file from a given file.
*
* @param directory is the {@link File} for the directory in which to make the .sha512 file.
* @param file the {@link File} whose name we should use to create the .sha512 file.
* @return a {@link String} that is the absolute path to the .sha512 file.
*/
private String getSha512FilePath(File directory, File file) {
StringBuilder buffer = new StringBuilder(directory.getAbsolutePath());
buffer.append("/");
buffer.append(file.getName());
buffer.append(".sha512");
return buffer.toString();
}
/**
* Generates the unique artifact key for storage in our sha256 map and sha512 map. For example,
* commons-test-1.4-src.tar.gz should have it's name as the key.
*
* @param artifact the {@link Artifact} that we wish to generate a key for.
* @return the generated key
*/
private String getArtifactKey(Artifact artifact) {
StringBuilder artifactKey = new StringBuilder();
artifactKey.append(artifact.getArtifactId()).append('-')
.append(artifact.getVersion()).append('-');
if (artifact.hasClassifier()) {
artifactKey.append(artifact.getClassifier()).append('-');
}
artifactKey.append(artifact.getType());
return artifactKey.toString();
}
}
