X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;ds=sidebyside;f=runtime%2Forg.argeo.slc.support.osgi%2Fsrc%2Fmain%2Fjava%2Forg%2Fargeo%2Fslc%2Fosgi%2FOsgiExecutionModulesManager.java;h=5a8d3da5437ac728876c78a536c9910dad0c6ab4;hb=e153254668834a28b10411febed79bb2a07bae7b;hp=f2fc44f810f19bbf6d90617442030d7cc4c868ce;hpb=934f57060b88a81f0f866a65c77f8c6fb4dcf0ff;p=gpl%2Fargeo-slc.git diff --git a/runtime/org.argeo.slc.support.osgi/src/main/java/org/argeo/slc/osgi/OsgiExecutionModulesManager.java b/runtime/org.argeo.slc.support.osgi/src/main/java/org/argeo/slc/osgi/OsgiExecutionModulesManager.java index f2fc44f81..5a8d3da54 100644 --- a/runtime/org.argeo.slc.support.osgi/src/main/java/org/argeo/slc/osgi/OsgiExecutionModulesManager.java +++ b/runtime/org.argeo.slc.support.osgi/src/main/java/org/argeo/slc/osgi/OsgiExecutionModulesManager.java @@ -1,5 +1,5 @@ /* - * Copyright (C) 2010 Mathieu Baudier + * Copyright (C) 2007-2012 Mathieu Baudier * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -13,11 +13,12 @@ * See the License for the specific language governing permissions and * limitations under the License. */ - package org.argeo.slc.osgi; import java.lang.management.ManagementFactory; import java.util.ArrayList; +import java.util.Dictionary; +import java.util.Enumeration; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; @@ -46,14 +47,18 @@ import org.argeo.slc.execution.ExecutionModuleDescriptor; import org.argeo.slc.execution.ExecutionModulesListener; import org.argeo.slc.process.RealizedFlow; import org.osgi.framework.Bundle; +import org.osgi.framework.BundleEvent; import org.osgi.framework.BundleException; +import org.osgi.framework.BundleListener; import org.osgi.framework.Constants; import org.osgi.framework.launch.Framework; +import org.springframework.context.ApplicationContext; import org.springframework.osgi.service.importer.OsgiServiceLifecycleListener; /** Execution modules manager implementation based on an OSGi runtime. */ public class OsgiExecutionModulesManager extends - AbstractExecutionModulesManager implements OsgiServiceLifecycleListener { + AbstractExecutionModulesManager implements + OsgiServiceLifecycleListener, BundleListener { private final static Log log = LogFactory .getLog(OsgiExecutionModulesManager.class); @@ -66,9 +71,11 @@ public class OsgiExecutionModulesManager extends private List executionModulesListeners = new ArrayList(); - private Boolean registerFlowsToJmx = true; + private Boolean registerFlowsToJmx = false; public void init() throws Exception { + bundlesManager.getBundleContext().addBundleListener(this); + final String module = System.getProperty(UNIQUE_LAUNCH_MODULE_PROPERTY); final String flow = System.getProperty(UNIQUE_LAUNCH_FLOW_PROPERTY); if (module != null) { @@ -76,48 +83,51 @@ public class OsgiExecutionModulesManager extends new Thread("Unique Flow") { @Override public void run() { - if (log.isDebugEnabled()) - log.debug("Launch unique flow " + flow - + " from module " + module); - try { - OsgiBundle osgiBundle = bundlesManager - .findFromPattern(module); - Bundle moduleBundle = bundlesManager - .findRelatedBundle(osgiBundle); - bundlesManager.startSynchronous(moduleBundle); - RealizedFlow lastLaunch = findRealizedFlow(module, flow); - if (lastLaunch == null) - throw new SlcException("Cannot find launch for " - + module + " " + flow); - execute(lastLaunch); - } catch (Exception e) { - log.error("Error in unique flow " + flow - + " from module " + module, e); - } finally { - if (log.isDebugEnabled()) - log.debug("Shutdown OSGi runtime..."); - Framework framework = (Framework) bundlesManager - .getBundleContext().getBundle(0); - try { - // shutdown framework - framework.stop(); - // wait 1 min for shutdown - framework.waitForStop(60 * 1000); - // close VM - System.exit(0); - } catch (Exception e) { - e.printStackTrace(); - System.exit(1); - } - } + executeFlowAndExit(module, null, flow); } }.start(); } - } public void destroy() { + bundlesManager.getBundleContext().removeBundleListener(this); + } + /** Executes a single flow and stops the JVM */ + protected void executeFlowAndExit(final String module, + final String version, final String flow) { + if (log.isDebugEnabled()) + log.debug("Launch unique flow " + flow + " from module " + module); + try { + OsgiBundle osgiBundle = bundlesManager.findFromPattern(module); + Bundle moduleBundle = bundlesManager.findRelatedBundle(osgiBundle); + bundlesManager.startSynchronous(moduleBundle); + RealizedFlow lastLaunch = findRealizedFlow(module, flow); + if (lastLaunch == null) + throw new SlcException("Cannot find launch for " + module + " " + + flow); + execute(lastLaunch); + } catch (Exception e) { + log.error( + "Error in unique flow " + flow + " from module " + module, + e); + } finally { + if (log.isDebugEnabled()) + log.debug("Shutdown OSGi runtime..."); + Framework framework = (Framework) bundlesManager.getBundleContext() + .getBundle(0); + try { + // shutdown framework + framework.stop(); + // wait 1 min for shutdown + framework.waitForStop(60 * 1000); + // close VM + System.exit(0); + } catch (Exception e) { + e.printStackTrace(); + System.exit(1); + } + } } public synchronized ExecutionModuleDescriptor getExecutionModuleDescriptor( @@ -179,28 +189,41 @@ public class OsgiExecutionModulesManager extends protected ExecutionFlow findExecutionFlow(String moduleName, String moduleVersion, String flowName) { - String filter = "(&(Bundle-SymbolicName=" + moduleName - + ")(org.springframework.osgi.bean.name=" + flowName + "))"; + String filter = moduleVersion == null || moduleVersion.equals("0.0.0") ? "(&(Bundle-SymbolicName=" + + moduleName + + ")(org.springframework.osgi.bean.name=" + + flowName + "))" + : "(&(Bundle-SymbolicName=" + moduleName + ")(Bundle-Version=" + + moduleVersion + + ")(org.springframework.osgi.bean.name=" + flowName + + "))"; return bundlesManager.getSingleServiceStrict(ExecutionFlow.class, filter, true); } protected ExecutionContext findExecutionContext(String moduleName, String moduleVersion) { - String filter = "(&(Bundle-SymbolicName=" + moduleName - + ")(Bundle-Version=" + moduleVersion + "))"; + String filter = moduleFilter(moduleName, moduleVersion); return bundlesManager.getSingleServiceStrict(ExecutionContext.class, filter, true); } protected ExecutionFlowDescriptorConverter findExecutionFlowDescriptorConverter( String moduleName, String moduleVersion) { - String filter = "(&(Bundle-SymbolicName=" + moduleName - + ")(Bundle-Version=" + moduleVersion + "))"; + String filter = moduleFilter(moduleName, moduleVersion); return bundlesManager.getSingleService( ExecutionFlowDescriptorConverter.class, filter, false); } + /** Only based on symbolic name if version is null or "0.0.0" */ + protected String moduleFilter(String moduleName, String moduleVersion) { + return moduleVersion == null || moduleVersion.equals("0.0.0") ? "(Bundle-SymbolicName=" + + moduleName + ")" + : "(&(Bundle-SymbolicName=" + moduleName + ")(Bundle-Version=" + + moduleVersion + "))"; + + } + /** * Builds a minimal realized flow, based on the provided information * (typically from the command line). @@ -281,12 +304,41 @@ public class OsgiExecutionModulesManager extends try { Bundle bundle = bundlesManager.findRelatedBundle(new OsgiBundle( nameVersion)); + if (bundle == null) + throw new SlcException("Counld not find bundle for " + + nameVersion); + bundlesManager.startSynchronous(bundle); - } catch (BundleException e) { + if (isSpringInstrumented(bundle)) { + // Wait for Spring application context to be ready + String filter = "(Bundle-SymbolicName=" + + bundle.getSymbolicName() + ")"; + try { + bundlesManager.getServiceRefSynchronous( + ApplicationContext.class.getName(), filter); + } catch (Exception e) { + // stop if application context not found + bundle.stop(); + throw e; + } + } + } catch (Exception e) { throw new SlcException("Cannot start " + nameVersion, e); } } + /** Do it calmly in order to avoid NPE */ + private Boolean isSpringInstrumented(Bundle bundle) { + Dictionary headers = bundle.getHeaders(); + if (headers != null && headers.get("Spring-Context") != null) + return true; + Enumeration springEntryPaths = bundle + .getEntryPaths("/META-INF/spring"); + if (springEntryPaths != null && springEntryPaths.hasMoreElements()) + return true; + return false; + } + public void stop(NameVersion nameVersion) { try { Bundle bundle = bundlesManager.findRelatedBundle(new OsgiBundle( @@ -322,6 +374,23 @@ public class OsgiExecutionModulesManager extends md.setVersion(getHeaderSafe(bdl, Constants.BUNDLE_VERSION)); md.setTitle(getHeaderSafe(bdl, Constants.BUNDLE_NAME)); md.setDescription(getHeaderSafe(bdl, Constants.BUNDLE_DESCRIPTION)); + + // copy manifets header to meta data + Dictionary headers = bundle.getHeaders(); + Enumeration keys = headers.keys(); + while (keys.hasMoreElements()) { + Object key = keys.nextElement(); + Object value = headers.get(key); + if (value != null) + md.getMetadata().put(key.toString(), value.toString()); + } + + // check if started + if (bundle.getState() == Bundle.ACTIVE + || bundle.getState() == Bundle.STARTING) + md.setStarted(true); + else + md.setStarted(false); } private String getHeaderSafe(Bundle bundle, Object key) { @@ -348,8 +417,10 @@ public class OsgiExecutionModulesManager extends if (log.isTraceEnabled()) log.trace("Registered execution context from " + osgiBundle); // Notify + ModuleDescriptor md = osgiBundle.getModuleDescriptor(); + md.setStarted(true); for (ExecutionModulesListener listener : executionModulesListeners) - listener.executionModuleAdded(osgiBundle.getModuleDescriptor()); + listener.executionModuleAdded(md); } /** Unregisters an execution context. */ @@ -361,9 +432,10 @@ public class OsgiExecutionModulesManager extends if (log.isTraceEnabled()) log.trace("Removed execution context from " + osgiBundle); // Notify + ModuleDescriptor md = osgiBundle.getModuleDescriptor(); + md.setStarted(false); for (ExecutionModulesListener listener : executionModulesListeners) - listener.executionModuleRemoved(osgiBundle - .getModuleDescriptor()); + listener.executionModuleRemoved(md); } } @@ -438,6 +510,27 @@ public class OsgiExecutionModulesManager extends executionModulesListeners.remove(executionModulesListener); } + /* + * INTERFACE IMPLEMENTATIONS + */ + + public void bundleChanged(BundleEvent evt) { + Bundle bundle = evt.getBundle(); + if (bundle.getHeaders().get( + ExecutionModuleDescriptor.SLC_EXECUTION_MODULE) != null) { + OsgiBundle osgiBundle = new OsgiBundle(bundle); + if (evt.getType() == BundleEvent.INSTALLED) + for (ExecutionModulesListener listener : executionModulesListeners) + listener.executionModuleAdded(osgiBundle + .getModuleDescriptor()); + else if (evt.getType() == BundleEvent.UNINSTALLED) + for (ExecutionModulesListener listener : executionModulesListeners) + listener.executionModuleRemoved(osgiBundle + .getModuleDescriptor()); + } + + } + @SuppressWarnings({ "rawtypes" }) public synchronized void bind(Object service, Map properties) throws Exception {