/*
* Copyright 2016 ThoughtWorks, Inc.
*
* 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.
*/
package com.thoughtworks.go.server.initializers;
import com.thoughtworks.go.plugin.infra.PluginManager;
import com.thoughtworks.go.server.util.ServerVersion;
import com.thoughtworks.go.util.SystemEnvironment;
import com.thoughtworks.go.util.ZipUtil;
import org.apache.commons.io.FileUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.io.File;
import java.io.IOException;
import java.util.zip.ZipInputStream;
import static com.thoughtworks.go.util.SystemEnvironment.DEFAULT_PLUGINS_ZIP;
import static com.thoughtworks.go.util.SystemEnvironment.PLUGIN_GO_PROVIDED_PATH;
@Component
public class PluginsInitializer implements Initializer {
private final PluginManager pluginManager;
private final SystemEnvironment systemEnvironment;
private final ServerVersion serverVersion;
private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(PluginsInitializer.class);
private ZipUtil zipUtil;
@Autowired
public PluginsInitializer(PluginManager pluginManager, SystemEnvironment systemEnvironment, ServerVersion serverVersion, ZipUtil zipUtil) {
this.pluginManager = pluginManager;
this.systemEnvironment = systemEnvironment;
this.serverVersion = serverVersion;
this.zipUtil = zipUtil;
}
@Override
public void initialize() {
cleanupOldPluginDirectories();
try {
File bundledPluginsDirectory = new File(systemEnvironment.get(PLUGIN_GO_PROVIDED_PATH));
String currentVersion = serverVersion.version();
File versionFile = new File(bundledPluginsDirectory, "version.txt");
if (shouldReplaceBundledPlugins(versionFile, currentVersion)) {
FileUtils.cleanDirectory(bundledPluginsDirectory);
zipUtil.unzip(getPluginsZipStream(), bundledPluginsDirectory);
}
pluginManager.startInfrastructure(true);
pluginManager.registerPluginsFolderChangeListener();
} catch (Exception e) {
LOG.error("Could not extract bundled plugins to default bundled directory", e);
}
}
ZipInputStream getPluginsZipStream() {
return new ZipInputStream(this.getClass().getResourceAsStream(systemEnvironment.get(DEFAULT_PLUGINS_ZIP)));
}
private boolean shouldReplaceBundledPlugins(File versionFile, String currentVersion) throws IOException {
return (!versionFile.exists() || !currentVersion.equals(FileUtils.readFileToString(versionFile)));
}
private void cleanupOldPluginDirectories() {
FileUtils.deleteQuietly(new File("plugins_bundles"));
FileUtils.deleteQuietly(new File("plugins-new"));
}
}