/*
* RHQ Management Platform
* Copyright (C) 2005-2010 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.plugins.jbossas5.deploy;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jboss.deployers.spi.management.ManagementView;
import org.jboss.managed.api.ComponentType;
import org.jboss.managed.api.ManagedComponent;
import org.rhq.core.domain.content.PackageDetailsKey;
import org.rhq.core.domain.resource.ResourceType;
import org.rhq.core.pluginapi.content.ContentContext;
import org.rhq.core.pluginapi.content.ContentServices;
import org.rhq.core.pluginapi.inventory.ResourceContext;
import org.rhq.core.util.file.FileUtil;
import org.rhq.plugins.jbossas5.connection.ProfileServiceConnection;
import org.rhq.plugins.jbossas5.util.ManagedComponentUtils;
/**
*
* @author Lukas Krejci
*/
public class RemoteDownloader implements PackageDownloader {
private ResourceContext<?> resourceContext;
private boolean resourceExists;
private ProfileServiceConnection profileServiceConnection;
private static final Log LOG = LogFactory.getLog(RemoteDownloader.class);
/**
* @param resourceContext the resource context if the resource exists or
* the parent resource context if the resource doesn't exist yet
* @param resourceExists this tells the downloader which API to use. This has to go
* hand in hand with the resourceContext that is being provided.
* @param profileServiceConnection
*/
public RemoteDownloader(ResourceContext<?> resourceContext, boolean resourceExists, ProfileServiceConnection profileServiceConnection) {
this.resourceContext = resourceContext;
this.resourceExists = resourceExists;
this.profileServiceConnection = profileServiceConnection;
}
public File prepareArchive(PackageDetailsKey key, ResourceType resourceType) {
//we're running in the agent. During the development of this functionality, there was
//a time when the deployment only worked from within the JBossAS server home.
//Further investigation never confirmed the problem again but since we have access to
//server home directory anyway, why not stay on the safe side... ;)
OutputStream os = null;
try {
File tempDir = FileUtil.createTempDirectory("jopr-jbossas5-deploy-content", null, getServerTempDirectory(profileServiceConnection));
File archiveFile = new File(key.getName());
//this is to ensure that we only get the filename part no matter whether the key contains
//full path or not.
File contentCopy = new File(tempDir, archiveFile.getName());
os = new BufferedOutputStream(new FileOutputStream(contentCopy));
ContentContext contentContext = resourceContext.getContentContext();
ContentServices contentServices = contentContext.getContentServices();
if (resourceExists) {
contentServices.downloadPackageBits(contentContext, key, os, true);
} else {
contentServices.downloadPackageBitsForChildResource(contentContext, resourceType.getName(), key, os);
}
return contentCopy;
} catch (IOException e) {
throw new IllegalStateException("Failed to copy the deployed archive to destination.", e);
} finally {
if (os != null) {
try {
os.close();
} catch (IOException e) {
LOG.warn("Failed to close the stream when copying deployment to destination.");
}
}
}
}
public void destroyArchive(File archive) {
File tempDir = archive.getParentFile();
archive.delete();
tempDir.delete();
}
private static File getServerTempDirectory(ProfileServiceConnection profileServiceConnection) {
ManagementView managementView = profileServiceConnection.getManagementView();
ManagedComponent serverConfigComponent = ManagedComponentUtils.getSingletonManagedComponent(managementView,
new ComponentType("MCBean", "ServerConfig"));
String serverTempDir = (String) ManagedComponentUtils.getSimplePropertyValue(serverConfigComponent,
"serverTempDir");
return new File(serverTempDir);
}
}