org.argeo.cms/src/org/argeo/cms/internal/kernel/Kernel.java

   1 package org.argeo.cms.internal.kernel;
   2
   3 import javax.jcr.RepositoryFactory;
   4
   5 import org.apache.commons.logging.Log;
   6 import org.apache.commons.logging.LogFactory;
   7 import org.apache.jackrabbit.util.TransientFileFactory;
   8 import org.argeo.ArgeoException;
   9 import org.argeo.jackrabbit.OsgiJackrabbitRepositoryFactory;
  10 import org.argeo.security.core.InternalAuthentication;
  11 import org.osgi.framework.BundleContext;
  12 import org.springframework.security.core.context.SecurityContextHolder;
  13
  14 /**
  15  * Argeo CMS Kernel. Responsible for :
  16  * <ul>
  17  * <li>security</li>
  18  * <li>provisioning</li>
  19  * <li>transaction</li>
  20  * <li>logging</li>
  21  * <li>local and remote file systems access</li>
  22  * <li>OS access</li>
  23  * </ul>
  24  */
  25 final class Kernel {
  26         private final static Log log = LogFactory.getLog(Kernel.class);
  27 //      private static final String PROP_WORKBENCH_AUTOSTART = "org.eclipse.rap.workbenchAutostart";
  28
  29         private final BundleContext bundleContext;
  30
  31         private JackrabbitNode node;
  32         private RepositoryFactory repositoryFactory;
  33         private NodeSecurity nodeSecurity;
  34         private NodeHttp nodeHttp;
  35
  36         Kernel(BundleContext bundleContext) {
  37                 this.bundleContext = bundleContext;
  38         }
  39
  40         void init() {
  41                 long begin = System.currentTimeMillis();
  42                 InternalAuthentication initAuth = new InternalAuthentication(
  43                                 KernelConstants.DEFAULT_SECURITY_KEY);
  44                 SecurityContextHolder.getContext().setAuthentication(initAuth);
  45
  46                 try {
  47                         node = new JackrabbitNode(bundleContext);
  48                         repositoryFactory = new OsgiJackrabbitRepositoryFactory();
  49                         nodeSecurity = new NodeSecurity(bundleContext, node);
  50                         nodeHttp = new NodeHttp(bundleContext, node, nodeSecurity);
  51
  52                         // Publish services to OSGi
  53                         nodeSecurity.publish();
  54                         node.publish();
  55                         bundleContext.registerService(RepositoryFactory.class,
  56                                         repositoryFactory, null);
  57                         nodeHttp.publish();
  58                 } catch (Exception e) {
  59                         log.error("Cannot initialize Argeo CMS", e);
  60                         throw new ArgeoException("Cannot initialize", e);
  61                 }
  62
  63                 long duration = System.currentTimeMillis() - begin;
  64                 log.info("## ARGEO CMS UP in " + (duration / 1000) + "."
  65                                 + (duration % 1000) + "s ##");
  66                 directorsCut();
  67         }
  68
  69         void destroy() {
  70                 long begin = System.currentTimeMillis();
  71
  72                 nodeHttp = null;
  73                 nodeSecurity.destroy();
  74                 node.destroy();
  75
  76                 // Clean hanging threads from Jackrabbit
  77                 TransientFileFactory.shutdown();
  78
  79                 long duration = System.currentTimeMillis() - begin;
  80                 log.info("## ARGEO CMS DOWN in " + (duration / 1000) + "."
  81                                 + (duration % 1000) + "s ##");
  82         }
  83
  84 //      private void registerWorkbench(final WorkbenchApplicationConfiguration wac) {
  85 //              new Thread("Worbench Launcher") {
  86 //                      public void run() {
  87 //                              Hashtable<String, String> props = new Hashtable<String, String>();
  88 //                              props.put(ApplicationLauncher.PROPERTY_CONTEXT_NAME, "ui");
  89 //                              workbenchReg = bundleContext.registerService(
  90 //                                              ApplicationConfiguration.class, wac, props);
  91 //                      }
  92 //              }.start();
  93 //      }
  94
  95         private void directorsCut() {
  96                 final long ms = 128l + (long) (Math.random() * 128d);
  97                 log.info("Spend " + ms + "ms"
  98                                 + " reflecting on the progress brought to mankind"
  99                                 + " by Free Software...");
 100                 long beginNano = System.nanoTime();
 101                 try {
 102                         Thread.sleep(ms, 0);
 103                 } catch (InterruptedException e) {
 104                         // silent
 105                 }
 106                 long durationNano = System.nanoTime() - beginNano;
 107                 final double M = 1000d * 1000d;
 108                 double sleepAccuracy = ((double) durationNano) / (ms * M);
 109                 if (log.isDebugEnabled())
 110                         log.debug("Sleep accuracy: "
 111                                         + String.format("%.2f", sleepAccuracy * 100) + " %");
 112         }
 113
 114 }