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