| /******************************************************************************* |
| * Copyright (c) 2013 Igor Fedorenko |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Igor Fedorenko - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.m2e.stats.internal; |
| |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.Timer; |
| import java.util.TimerTask; |
| import java.util.UUID; |
| import java.util.concurrent.Future; |
| |
| import org.apache.maven.wagon.proxy.ProxyInfo; |
| import org.apache.maven.wagon.proxy.ProxyUtils; |
| import org.apache.maven.wagon.repository.Repository; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.preferences.IEclipsePreferences; |
| import org.eclipse.core.runtime.preferences.InstanceScope; |
| import org.eclipse.m2e.core.MavenPlugin; |
| import org.eclipse.m2e.core.internal.MavenPluginActivator; |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.service.prefs.BackingStoreException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.ning.http.client.ProxyServer; |
| import com.ning.http.client.Response; |
| import com.ning.http.client.SimpleAsyncHttpClient; |
| import com.ning.http.client.SimpleAsyncHttpClient.ErrorDocumentBehaviour; |
| |
| |
| /** |
| * Weekly usage statistics reporter. |
| * <p> |
| * The following information is reported |
| * <ul> |
| * <li>workspace id, generated as UUID.randomUUID and persisted in bundle preferences</li> |
| * <li>number of opened Maven workspace projects</li> |
| * <li>m2e fully qualified version</li> |
| * <li>equinox fully qualified version, as proxy for eclipse version</li> |
| * <li>java version</li> |
| * </ul> |
| * <p> |
| * Usages is reported weekly and report is delayed {@link #REPORT_MINIMAL_DELAY} milliseconds from bundle activation. |
| * <p> |
| * To disable usage reporting, this bundle needs to be stopped or remove from eclipse installation. |
| * |
| * @see UsageStatsStartupHook |
| */ |
| @SuppressWarnings("restriction") |
| public class UsageStatsActivator implements BundleActivator { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| private static final String BUNDLE_ID = "org.eclipse.m2e.stats"; |
| |
| private static final String PREF_INSTANCEID = "eclipse.m2.stats.instanceId"; |
| |
| private static final String PREF_NEXTREPORT = "eclipse.m2.stats.nextReport"; |
| |
| private static final long REPORT_MINIMAL_DELAY = 10 * 60 * 1000L; // 10 minutes |
| |
| private static final long REPORT_PERIOD = 7 * 86400L; // 7 days |
| |
| private static final String REPORT_URL = "http://localhost:8087/stats"; |
| |
| private Timer timer; |
| |
| private IEclipsePreferences prefs = InstanceScope.INSTANCE.getNode(BUNDLE_ID); |
| |
| private class UsageStatsReporter extends TimerTask { |
| @Override |
| public void run() { |
| // update next report time regardless if we report or not |
| prefs.putLong(PREF_NEXTREPORT, System.currentTimeMillis() + REPORT_PERIOD); |
| flushPreferences(); |
| |
| final int projectCount = MavenPlugin.getMavenProjectRegistry().getProjects().length; |
| if(projectCount > 0) { |
| String instanceId = prefs.get(PREF_INSTANCEID, null); |
| if(instanceId == null) { |
| instanceId = UUID.randomUUID().toString(); |
| prefs.put(PREF_INSTANCEID, instanceId); |
| flushPreferences(); |
| } |
| |
| String m2eVersion = MavenPluginActivator.getQualifiedVersion(); |
| |
| String osgiVersion = Platform |
| .getBundle("org.eclipse.osgi").getHeaders().get(org.osgi.framework.Constants.BUNDLE_VERSION); //$NON-NLS-1$ |
| |
| String javaVersion = System.getProperty("java.version", "unknown"); //$NON-NLS-1$ $NON-NLS-1$ |
| |
| Map<String, String> params = new LinkedHashMap<String, String>(); |
| params.put("uid", instanceId); |
| params.put("pc", Integer.toString(projectCount)); |
| params.put("m", m2eVersion); |
| params.put("e", osgiVersion); |
| params.put("j", javaVersion); |
| |
| StringBuilder sb = new StringBuilder(); |
| sb.append("Reporting usage stats url=").append(REPORT_URL); |
| for(Map.Entry<String, String> param : params.entrySet()) { |
| sb.append(' ').append(param.getKey()).append('=').append(param.getValue()); |
| } |
| log.info(sb.toString()); |
| |
| post(REPORT_URL, params); |
| } |
| } |
| |
| void flushPreferences() { |
| try { |
| prefs.flush(); |
| } catch(BackingStoreException e) { |
| log.debug("Could not update preferences", e); |
| } |
| } |
| |
| private void post(String url, Map<String, String> params) { |
| SimpleAsyncHttpClient.Builder sahcBuilder = new SimpleAsyncHttpClient.Builder(); |
| sahcBuilder.setUserAgent(MavenPluginActivator.getUserAgent()); |
| sahcBuilder.setConnectionTimeoutInMs(15 * 1000); |
| sahcBuilder.setRequestTimeoutInMs(60 * 1000); |
| sahcBuilder.setCompressionEnabled(true); |
| sahcBuilder.setFollowRedirects(true); |
| sahcBuilder.setErrorDocumentBehaviour(ErrorDocumentBehaviour.OMIT); |
| |
| ProxyInfo proxyInfo = null; |
| try { |
| proxyInfo = MavenPlugin.getMaven().getProxyInfo("http"); |
| } catch(CoreException e1) { |
| log.debug("Could not read http proxy configuration", e1); |
| } |
| if(proxyInfo != null) { |
| Repository repo = new Repository("id", url); //$NON-NLS-1$ |
| if(!ProxyUtils.validateNonProxyHosts(proxyInfo, repo.getHost())) { |
| if(proxyInfo != null) { |
| ProxyServer.Protocol protocol = "https".equalsIgnoreCase(proxyInfo.getType()) ? ProxyServer.Protocol.HTTPS //$NON-NLS-1$ |
| : ProxyServer.Protocol.HTTP; |
| |
| sahcBuilder.setProxyProtocol(protocol); |
| sahcBuilder.setProxyHost(proxyInfo.getHost()); |
| sahcBuilder.setProxyPort(proxyInfo.getPort()); |
| sahcBuilder.setProxyPrincipal(proxyInfo.getUserName()); |
| sahcBuilder.setProxyPassword(proxyInfo.getPassword()); |
| } |
| } |
| } |
| |
| sahcBuilder.setUrl(url); |
| for(Map.Entry<String, String> param : params.entrySet()) { |
| sahcBuilder.addParameter(param.getKey(), param.getValue()); |
| } |
| |
| SimpleAsyncHttpClient ahc = sahcBuilder.build(); |
| try { |
| Future<Response> report = ahc.post(); |
| report.get(); |
| } catch(Exception e) { |
| log.debug("Could not report usage statistics", e); |
| } finally { |
| ahc.close(); |
| } |
| } |
| } |
| |
| @Override |
| public void start(BundleContext context) throws Exception { |
| // daemon timer won't prevent JVM from shutting down. |
| timer = new Timer("m2e usage stats reporter", true); |
| |
| long initialDelay = prefs.getLong(PREF_NEXTREPORT, 0) - System.currentTimeMillis(); |
| if(initialDelay < REPORT_MINIMAL_DELAY) { |
| initialDelay = REPORT_MINIMAL_DELAY; |
| } |
| |
| timer.scheduleAtFixedRate(new UsageStatsReporter(), initialDelay, REPORT_PERIOD); |
| } |
| |
| @Override |
| public void stop(BundleContext context) throws Exception { |
| timer.cancel(); |
| timer = null; |
| } |
| |
| } |