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/*
* SonarQube
* Copyright (C) 2009-2020 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.scanner.bootstrap;
import com.google.gson.Gson;
import java.io.File;
import java.io.Reader;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import javax.annotation.Nullable;
import org.sonar.api.utils.log.Logger;
import org.sonar.api.utils.log.Loggers;
import org.sonar.api.utils.log.Profiler;
import org.sonar.core.platform.PluginInfo;
import org.sonarqube.ws.client.GetRequest;
import static java.lang.String.format;
/**
* Downloads the plugins installed on server and stores them in a local user cache
*/
public class ScannerPluginInstaller implements PluginInstaller {
private static final Logger LOG = Loggers.get(ScannerPluginInstaller.class);
private static final String PLUGINS_WS_URL = "api/plugins/installed";
private final PluginFiles pluginFiles;
private final DefaultScannerWsClient wsClient;
public ScannerPluginInstaller(PluginFiles pluginFiles, DefaultScannerWsClient wsClient) {
this.pluginFiles = pluginFiles;
this.wsClient = wsClient;
}
@Override
public Map<String, ScannerPlugin> installRemotes() {
Profiler profiler = Profiler.create(LOG).startInfo("Load/download plugins");
try {
Map<String, ScannerPlugin> result = new HashMap<>();
Loaded loaded = loadPlugins(result);
if (!loaded.ok) {
// retry once, a plugin may have been uninstalled during downloads
result.clear();
loaded = loadPlugins(result);
if (!loaded.ok) {
throw new IllegalStateException(format("Fail to download plugin [%s]. Not found.", loaded.notFoundPlugin));
}
}
return result;
} finally {
profiler.stopInfo();
}
}
private Loaded loadPlugins(Map<String, ScannerPlugin> result) {
for (InstalledPlugin plugin : listInstalledPlugins()) {
Optional<File> jarFile = pluginFiles.get(plugin);
if (!jarFile.isPresent()) {
return new Loaded(false, plugin.key);
}
PluginInfo info = PluginInfo.create(jarFile.get());
result.put(info.getKey(), new ScannerPlugin(plugin.key, plugin.updatedAt, info));
}
return new Loaded(true, null);
}
/**
* Returns empty on purpose. This method is used only by medium tests.
*/
@Override
public List<Object[]> installLocals() {
return Collections.emptyList();
}
/**
* Gets information about the plugins installed on server (filename, checksum)
*/
private InstalledPlugin[] listInstalledPlugins() {
Profiler profiler = Profiler.create(LOG).startInfo("Load plugins index");
GetRequest getRequest = new GetRequest(PLUGINS_WS_URL);
InstalledPlugins installedPlugins;
try (Reader reader = wsClient.call(getRequest).contentReader()) {
installedPlugins = new Gson().fromJson(reader, InstalledPlugins.class);
} catch (Exception e) {
throw new IllegalStateException("Fail to parse response of " + PLUGINS_WS_URL, e);
}
profiler.stopInfo();
return installedPlugins.plugins;
}
private static class InstalledPlugins {
InstalledPlugin[] plugins;
public InstalledPlugins() {
// http://stackoverflow.com/a/18645370/229031
}
}
static class InstalledPlugin {
String key;
String hash;
long updatedAt;
public InstalledPlugin() {
// http://stackoverflow.com/a/18645370/229031
}
}
private static class Loaded {
private final boolean ok;
@Nullable
private final String notFoundPlugin;
private Loaded(boolean ok, @Nullable String notFoundPlugin) {
this.ok = ok;
this.notFoundPlugin = notFoundPlugin;
}
}
}
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