package org.argeo.cms.internal.kernel;
import java.lang.management.ManagementFactory;
import javax.jcr.RepositoryFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.jackrabbit.util.TransientFileFactory;
import org.argeo.ArgeoException;
import org.argeo.jackrabbit.OsgiJackrabbitRepositoryFactory;
import org.argeo.security.core.InternalAuthentication;
import org.osgi.framework.BundleContext;
import org.springframework.security.core.context.SecurityContextHolder;
/**
* Argeo CMS Kernel. Responsible for :
*
* - security
* - provisioning
* - transaction
* - logging
* - local and remote file systems access
* - OS access
*
*/
final class Kernel {
private final static Log log = LogFactory.getLog(Kernel.class);
// private static final String PROP_WORKBENCH_AUTOSTART =
// "org.eclipse.rap.workbenchAutostart";
private final BundleContext bundleContext;
private JackrabbitNode node;
private RepositoryFactory repositoryFactory;
private NodeSecurity nodeSecurity;
private NodeHttp nodeHttp;
Kernel(BundleContext bundleContext) {
this.bundleContext = bundleContext;
}
void init() {
long begin = System.currentTimeMillis();
InternalAuthentication initAuth = new InternalAuthentication(
KernelConstants.DEFAULT_SECURITY_KEY);
SecurityContextHolder.getContext().setAuthentication(initAuth);
try {
node = new JackrabbitNode(bundleContext);
repositoryFactory = new OsgiJackrabbitRepositoryFactory();
nodeSecurity = new NodeSecurity(bundleContext, node);
nodeHttp = new NodeHttp(bundleContext, node, nodeSecurity);
// Publish services to OSGi
nodeSecurity.publish();
node.publish();
bundleContext.registerService(RepositoryFactory.class,
repositoryFactory, null);
nodeHttp.publish();
} catch (Exception e) {
log.error("Cannot initialize Argeo CMS", e);
throw new ArgeoException("Cannot initialize", e);
}
long jvmUptime = ManagementFactory.getRuntimeMXBean().getUptime();
log.info("## ARGEO CMS UP in " + (jvmUptime / 1000) + "."
+ (jvmUptime % 1000) + "s ##");
long initDuration = System.currentTimeMillis() - begin;
if (log.isTraceEnabled())
log.trace("Kernel initialization took " + initDuration + "ms");
directorsCut(initDuration);
}
void destroy() {
long begin = System.currentTimeMillis();
nodeHttp = null;
nodeSecurity.destroy();
node.destroy();
// Clean hanging threads from Jackrabbit
TransientFileFactory.shutdown();
long duration = System.currentTimeMillis() - begin;
log.info("## ARGEO CMS DOWN in " + (duration / 1000) + "."
+ (duration % 1000) + "s ##");
}
private void directorsCut(long initDuration) {
// final long ms = 128l + (long) (Math.random() * 128d);
long ms = initDuration / 10;
log.info("Spend " + ms + "ms"
+ " reflecting on the progress brought to mankind"
+ " by Free Software...");
long beginNano = System.nanoTime();
try {
Thread.sleep(ms, 0);
} catch (InterruptedException e) {
// silent
}
long durationNano = System.nanoTime() - beginNano;
final double M = 1000d * 1000d;
double sleepAccuracy = ((double) durationNano) / (ms * M);
if (log.isDebugEnabled())
log.debug("Sleep accuracy: "
+ String.format("%.2f", sleepAccuracy * 100) + " %");
}
}