damage/mavor
1
0
Fork 0
Code Issues 2 Pull Requests Actions Packages Projects Releases Wiki Activity

provide dependencies via system call of mvn

Browse Source
This commit is contained in:
damage 2024-12-22 23:56:28 +01:00
parent 6f0a53d929
commit 0f11dfcacc
5 changed files with 128 additions and 61 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
pom.xml
View File

@ -90,43 +90,5 @@
<artifactId>gson</artifactId>
<version>2.11.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.eclipse.sisu/org.eclipse.sisu.plexus -->
<dependency>
<groupId>org.eclipse.sisu</groupId>
<artifactId>org.eclipse.sisu.plexus</artifactId>
<version>0.9.0.M3</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.maven/maven-embedder -->
<dependency>
<groupId>org.apache.maven</groupId>
<artifactId>maven-embedder</artifactId>
<version>3.9.9</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.maven/maven-slf4j-provider -->
<dependency>
<groupId>org.apache.maven</groupId>
<artifactId>maven-slf4j-provider</artifactId>
<version>3.9.9</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.maven/maven-core -->
<dependency>
<groupId>org.apache.maven</groupId>
<artifactId>maven-core</artifactId>
<version>3.9.9</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.maven/maven-compat -->
<dependency>
<groupId>org.apache.maven</groupId>
<artifactId>maven-compat</artifactId>
<version>3.9.9</version>
</dependency>
</dependencies>
</project>

111
src/main/java/de/devloop/mavor/servlet/Download.java
View File

@ -1,11 +1,16 @@
package de.devloop.mavor.servlet;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintStream;
import org.apache.maven.cli.MavenCli;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.util.stream.Collectors;
import de.devloop.mavor.AuthenticatedServlet;
import jakarta.servlet.RequestDispatcher;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServletRequest;
@ -16,29 +21,99 @@ public class Download extends AuthenticatedServlet {
private static final String PARAMETER_SITE = "site";
private static final String PARAMETER_GROUP_ID = "groupId";
private static final String PARAMETER_ARTEFACT_ID = "artefactId";
private static final String PARAMETER_ARTIFACT_ID = "artifactId";
private static final String PARAMETER_VERSION = "version";
private static final String PARAMETER_POM = "pom";
private static final String PARAMETER_TYPE = "type";
private static final String MAVEN_CMD = "/usr/bin/mvn";
private static final String TEMP_DIR = "/home/damage/Temp/mavor";
@Override
protected void doAuthenticatedGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
String site = req.getParameter(PARAMETER_SITE);
String groupId = req.getParameter(PARAMETER_GROUP_ID);
String artifactId = req.getParameter(PARAMETER_ARTEFACT_ID);
String version = req.getParameter(PARAMETER_VERSION);
// implement a lot of checks:
// NPE, required parameters not given
String artifact = String.format("%s:%s:%s", groupId, artifactId, version);
String type = req.getParameter(PARAMETER_TYPE);
if (type.equals("artifact")) {
String site = req.getParameter(PARAMETER_SITE);
String groupId = req.getParameter(PARAMETER_GROUP_ID);
String artifactId = req.getParameter(PARAMETER_ARTIFACT_ID);
String version = req.getParameter(PARAMETER_VERSION);
generatePomXmlByArtifact(site, groupId, artifactId, version);
} else if (type.equals("pom")) {
writePomXml(req.getParameter(PARAMETER_POM));
} else {
throw new ServletException("Unknown download type: " + type);
}
PrintStream out = new PrintStream(resp.getOutputStream());
ExecutionResult executionResult;
try {
executionResult = executeMaven();
} catch (InterruptedException e) {
throw new ServletException("Running maven failed", e);
}
MavenCli cli = new MavenCli();
System.setProperty("maven.multiModuleProjectDirectory", "/home/damage/Temp");
// TODO: does not work -> generate pom.xml in temp dir and use dependency:copy-dependencies?
System.setProperty("maven.repo.remote", site);
cli.doMain(new String[]{"dependency:copy", "-Dartifact=" + artifact, "-DoutputDirectory=/home/damage/Temp"}, "/home/damage/Temp", out, out);
req.setAttribute("stdout", executionResult.stdout);
req.setAttribute("stderr", executionResult.stderr);
req.setAttribute("exitcode", executionResult.exitCode);
//RequestDispatcher view = req.getRequestDispatcher("/download.jsp");
//view.forward(req, resp);
RequestDispatcher view = req.getRequestDispatcher("/download.jsp");
view.forward(req, resp);
}
}
private ExecutionResult executeMaven() throws IOException, InterruptedException {
Process mvnProcess = Runtime.getRuntime().exec(MAVEN_CMD + " dependency:copy-dependencies -DoutputDirectory=" + TEMP_DIR, null, new File(TEMP_DIR));
String stdout = new String(mvnProcess.getInputStream().readAllBytes(), StandardCharsets.UTF_8);
String stderr = new String(mvnProcess.getErrorStream().readAllBytes(), StandardCharsets.UTF_8);
ExecutionResult executionResult = new ExecutionResult();
executionResult.exitCode = mvnProcess.waitFor();
executionResult.stdout = stdout;
executionResult.stderr = stderr;
return executionResult;
}
private void generatePomXmlByArtifact(String site, String groupId, String artifactId, String version) throws IOException {
String pomXml = getResourceFileAsString("pomstub.xml");
pomXml = pomXml.replace("{site-id}", "foo");
pomXml = pomXml.replace("{site-url}", site);
pomXml = pomXml.replace("{group-id}", groupId);
pomXml = pomXml.replace("{artifact-id}", artifactId);
pomXml = pomXml.replace("{version}", version);
writePomXml(pomXml);
}
private void writePomXml(String pomXml) throws IOException {
File pomXmlFile = new File(TEMP_DIR + "/pom.xml");
pomXmlFile.delete();
FileWriter fileWriter = new FileWriter(pomXmlFile);
fileWriter.write(pomXml);
fileWriter.close();
}
/**
* Reads given resource file as a string.
*
* @param fileName path to the resource file
* @return the file's contents
* @throws IOException if read fails for any reason
*/
static String getResourceFileAsString(String fileName) throws IOException {
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
try (InputStream is = classLoader.getResourceAsStream(fileName)) {
if (is == null) return null;
try (InputStreamReader isr = new InputStreamReader(is);
BufferedReader reader = new BufferedReader(isr)) {
return reader.lines().collect(Collectors.joining(System.lineSeparator()));
}
}
}
private class ExecutionResult {
public int exitCode;
public String stdout;
public String stderr;
}
}

23
src/main/resources/pomstub.xml Normal file
View File

@ -0,0 +1,23 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>de.devloop</groupId>
<artifactId>mavor-download</artifactId>
<version>0.0.7</version>
<repositories>
<repository>
<id>{site-id}</id>
<url>{site-url}</url>
</repository>
</repositories>
<dependencies>
<dependency>
<groupId>{group-id}</groupId>
<artifactId>{artifact-id}</artifactId>
<version>{version}</version>
</dependency>
</dependencies>
</project>

5
src/main/webapp/download.jsp
View File

@ -2,7 +2,8 @@
<%@ page isELIgnored="false" %>
<html>
<body style="background-color:black; color:white">
Downloading ${foo}<br/>
<a href="/mavor/logout">logout</a>
Output:<br/>
<pre>${stdout}</pre>
<a href="/mavor/logout">logout</a> | <a href="/mavor">back</a>
</body>
</html>

12
src/main/webapp/main.jsp
View File

@ -4,10 +4,16 @@
<body style="background-color:black; color:white">
<h2>Hello ${username}</h2>
<form method="get" action="/mavor/download">
<input type="hidden" name="type" value="artifact"/>
Site: <input type="text" name="site" value="https://source.devloop.de/api/packages/damage/maven/" /><br/>
Group ID: <input type="text" name="groupId" value="de.svenkubiak"/><br/>
Artifact ID: <input type="text" name="artifactId" value="jpushover11"/><br/>
Version: <input type="text" name="version" value="7.0.4"/><br/>
Group ID: <input type="text" name="groupId" value="org.apache.activemq"/><br/>
Artifact ID: <input type="text" name="artifactId" value="artemis-core-client"/><br/>
Version: <input type="text" name="version" value="2.39.0"/><br/>
<input type="submit"/>
</form>
<form method="get" action="/mavor/download">
<input type="hidden" name="type" value="pom"/>
POM: <textarea name="pom"></textarea><br/>
<input type="submit"/>
</form>
<a href="/mavor/logout">logout</a>