svn commit: r437908 - /geronimo/genesis/trunk/plugins/tools-maven-plugin/src/main/java/org/apache/geronimo/genesis/plugins/tools/GpgSignAttachedMojo.java

[jd...@apache.org]

Author: jdillon
Date: Mon Aug 28 18:53:04 2006
New Revision: 437908

URL: http://svn.apache.org/viewvc?rev=437908&view=rev
Log:
Adding a mojo to sign a projects attached artifacts with GnuPG

Added:
    geronimo/genesis/trunk/plugins/tools-maven-plugin/src/main/java/org/apache/geronimo/genesis/plugins/tools/GpgSignAttachedMojo.java   (with props)

Added: geronimo/genesis/trunk/plugins/tools-maven-plugin/src/main/java/org/apache/geronimo/genesis/plugins/tools/GpgSignAttachedMojo.java
URL: http://svn.apache.org/viewvc/geronimo/genesis/trunk/plugins/tools-maven-plugin/src/main/java/org/apache/geronimo/genesis/plugins/tools/GpgSignAttachedMojo.java?rev=437908&view=auto
==============================================================================
--- geronimo/genesis/trunk/plugins/tools-maven-plugin/src/main/java/org/apache/geronimo/genesis/plugins/tools/GpgSignAttachedMojo.java (added)
+++ geronimo/genesis/trunk/plugins/tools-maven-plugin/src/main/java/org/apache/geronimo/genesis/plugins/tools/GpgSignAttachedMojo.java Mon Aug 28 18:53:04 2006
@@ -0,0 +1,151 @@
+/*
+ * 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.geronimo.genesis.plugins.tools;
+
+import java.util.List;
+import java.util.Iterator;
+import java.util.ArrayList;
+
+import java.io.File;
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+
+import org.apache.geronimo.genesis.AntMojoSupport;
+
+import org.apache.maven.project.MavenProject;
+import org.apache.maven.project.MavenProjectHelper;
+import org.apache.maven.artifact.Artifact;
+import org.apache.maven.plugin.MojoExecutionException;
+import org.apache.commons.lang.SystemUtils;
+
+import org.codehaus.plexus.util.cli.Commandline;
+import org.codehaus.plexus.util.cli.CommandLineUtils;
+import org.codehaus.plexus.util.cli.DefaultConsumer;
+import org.codehaus.plexus.util.cli.CommandLineException;
+
+/**
+ * Sign project attached artifacts with GnuPG.
+ *
+ * @goal gpg-sign-attached
+ * @phase package
+ *
+ * @version $Rev$ $Date$
+ */
+public class GpgSignAttachedMojo
+    extends AntMojoSupport
+{
+    /**
+     * The passphrase to use when signing.
+     *
+     * @parameter expression="${passphrase}"
+     * @required
+     */
+    private String passphrase = null;
+
+    /**
+     * Maven ProjectHelper
+     *
+     * @component
+     * @readonly
+     */
+    private MavenProjectHelper projectHelper = null;
+
+    //
+    // MojoSupport Hooks
+    //
+
+    /**
+     * The maven project.
+     *
+     * @parameter expression="${project}"
+     * @required
+     * @readonly
+     */
+    protected MavenProject project = null;
+
+    protected MavenProject getProject() {
+        return project;
+    }
+
+    //
+    // Mojo
+    //
+
+    protected void doExecute() throws Exception {
+        List artifacts = new ArrayList();
+        artifacts.add(project.getArtifact());
+        artifacts.addAll(project.getAttachedArtifacts());
+
+        if (log.isDebugEnabled()) {
+            log.info("Artifacts to be signed: " + artifacts);
+        }
+
+        Iterator iter = artifacts.iterator();
+        while (iter.hasNext()) {
+            Artifact artifact = (Artifact)iter.next();
+            File signature = sign(artifact);
+            projectHelper.attachArtifact(project, artifact.getType() + ".asc", null, signature);
+        }
+    }
+
+    private File sign(final Artifact artifact) throws Exception {
+        assert artifact != null;
+
+        File file = artifact.getFile();
+        log.info("Signing artifact file: " + file);
+
+        File signature = new File(file.getCanonicalPath() + ".asc");
+        log.debug("Signature file: " + signature);
+
+        if (signature.exists()) {
+            log.debug("Signature file already exists, removing: " + signature);
+            signature.delete();
+        }
+
+        Commandline cmd = new Commandline();
+        cmd.setExecutable("gpg" + (SystemUtils.IS_OS_WINDOWS ? ".exe" : ""));
+
+        cmd.createArgument().setValue("--passphrase-fd");
+        cmd.createArgument().setValue("0");
+        cmd.createArgument().setValue("--armor");
+        cmd.createArgument().setValue("--detach-sign");
+        cmd.createArgument().setFile(file);
+
+        if (log.isDebugEnabled()) {
+            log.debug(Commandline.toString(cmd.getCommandline()));
+        }
+
+        // Prepare the input stream which will be used to pass the passphrase to the executable
+        InputStream in = new ByteArrayInputStream(passphrase.getBytes());
+
+        try {
+            int exitCode = CommandLineUtils.executeCommandLine(cmd, in, new DefaultConsumer(), new DefaultConsumer());
+
+            if (exitCode != 0) {
+                throw new MojoExecutionException("Exit code: " + exitCode);
+            }
+        }
+        catch (CommandLineException e) {
+            throw new MojoExecutionException("Unable to execute java command", e);
+        }
+
+        return signature;
+    }
+}

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