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package com.sun.enterprise.connectors.service;
import com.sun.appserv.connectors.internal.api.ConnectorRuntimeException;
import com.sun.appserv.connectors.internal.api.ConnectorsUtil;
import com.sun.enterprise.config.serverbeans.Resource;
import com.sun.enterprise.connectors.ActiveResourceAdapter;
import com.sun.enterprise.connectors.ConnectorRegistry;
import com.sun.enterprise.connectors.ConnectorRuntime;
import com.sun.enterprise.connectors.module.ConnectorApplication;
import com.sun.enterprise.connectors.util.ConnectorDDTransformUtils;
import com.sun.enterprise.connectors.util.ResourcesUtil;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.ConnectorDescriptor;
import org.glassfish.deployment.common.ModuleDescriptor;
import org.glassfish.connectors.config.ResourceAdapterConfig;
import javax.naming.NamingException;
import jakarta.resource.ResourceException;
import jakarta.resource.spi.ResourceAdapter;
import jakarta.resource.spi.ResourceAdapterAssociation;
import java.util.*;
import java.util.logging.Level;
import java.util.concurrent.*;
import org.jvnet.hk2.config.types.Property;
/**
* This is resource adapter admin service. It creates, deletes Resource adapter
* and also the resource adapter configuration updation.
*
* @author Binod P.G, Srikanth P, Aditya Gore, Jagadish Ramu
*/
public class ResourceAdapterAdminServiceImpl extends ConnectorService {
private ExecutorService execService =
Executors.newCachedThreadPool(new ThreadFactory() {
public Thread newThread(Runnable r) {
Thread th = new Thread(r);
th.setDaemon(true);
th.setName("RA Shutdown");
return th;
}
});
/**
* Default constructor
*/
public ResourceAdapterAdminServiceImpl() {
super();
}
/**
* Destroys/deletes the Active resource adapter object from the connector
* container. Active resource adapter abstracts the rar deployed.
*
* @param moduleName Name of the rarModule to destroy/delete
* @throws ConnectorRuntimeException if the deletion fails
*/
private void destroyActiveResourceAdapter(String moduleName) throws ConnectorRuntimeException {
ResourcesUtil resutil = ResourcesUtil.createInstance();
if (resutil == null) {
ConnectorRuntimeException cre =
new ConnectorRuntimeException("Failed to get ResourcesUtil object");
_logger.log(Level.SEVERE, "rardeployment.resourcesutil_get_failure", moduleName);
_logger.log(Level.SEVERE, "", cre);
throw cre;
}
if (!stopAndRemoveActiveResourceAdapter(moduleName)) {
ConnectorRuntimeException cre =
new ConnectorRuntimeException("Failed to remove Active Resource Adapter");
_logger.log(Level.SEVERE, "rardeployment.ra_removal_registry_failure", moduleName);
_logger.log(Level.SEVERE, "", cre);
throw cre;
}
unbindConnectorDescriptor(moduleName);
}
private void unbindConnectorDescriptor(String moduleName) throws ConnectorRuntimeException {
if(ConnectorRuntime.getRuntime().isServer()){
try {
String descriptorJNDIName = ConnectorAdminServiceUtils.
getReservePrefixedJNDINameForDescriptor(moduleName);
_runtime.getNamingManager().getInitialContext().unbind(descriptorJNDIName);
if(_logger.isLoggable(Level.FINEST)){
_logger.finest("ResourceAdapterAdminServiceImpl :: destroyActiveRA "
+ moduleName + " removed descriptor " + descriptorJNDIName);
}
} catch (NamingException ne) {
if(_logger.isLoggable(Level.FINEST)){
_logger.log(Level.FINEST, "rardeployment.connector_descriptor_jndi_removal_failure", moduleName);
}
}
}
}
/**
* Creates Active resource Adapter which abstracts the rar module. During
* the creation of ActiveResourceAdapter, default pools and resources also
* are created.
*
* @param connectorDescriptor object which abstracts the connector deployment descriptor
* i.e rar.xml and sun-ra.xml.
* @param moduleName Name of the module
* @param moduleDir Directory where rar module is exploded.
* @param loader Classloader to use
* @throws ConnectorRuntimeException if creation fails.
*/
public void createActiveResourceAdapter(ConnectorDescriptor connectorDescriptor,
String moduleName, String moduleDir, ClassLoader loader)
throws ConnectorRuntimeException {
synchronized (_registry.getLockObject(moduleName)) {
if (_logger.isLoggable(Level.FINE)) {
_logger.fine("ResourceAdapterAdminServiceImpl :: createActiveRA "
+ moduleName + " at " + moduleDir);
}
ActiveResourceAdapter activeResourceAdapter = _registry.getActiveResourceAdapter(moduleName);
if (activeResourceAdapter != null) {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "rardeployment.resourceadapter.already.started", moduleName);
}
return;
}
//TODO V3 works fine ?
if (loader == null) {
try {
loader = connectorDescriptor.getClassLoader();
} catch (Exception ex) {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "No classloader available with connector descriptor");
}
loader = null;
}
}
ConnectorRuntime connectorRuntime = ConnectorRuntime.getRuntime();
ModuleDescriptor moduleDescriptor = null;
Application application = null;
if(_logger.isLoggable(Level.FINE)) {
_logger.fine("ResourceAdapterAdminServiceImpl :: createActiveRA "
+ moduleName + " at " + moduleDir + " loader :: " + loader);
}
//class-loader can not be null for standalone rar as deployer should have provided one.
//class-laoder can (may) be null for system-rars as they are not actually deployed.
//TODO V3 don't check for system-ra if the resource-adapters are not loaded before recovery
// (standalone + embedded)
if (loader == null && ConnectorsUtil.belongsToSystemRA(moduleName)) {
if (connectorRuntime.isServer()) {
loader = connectorRuntime.getSystemRARClassLoader(moduleName);
}
} else {
connectorDescriptor.setClassLoader(null);
moduleDescriptor = connectorDescriptor.getModuleDescriptor();
application = connectorDescriptor.getApplication();
connectorDescriptor.setModuleDescriptor(null);
connectorDescriptor.setApplication(null);
}
try {
activeResourceAdapter =
connectorRuntime.getActiveRAFactory().
createActiveResourceAdapter(connectorDescriptor, moduleName, loader);
if(_logger.isLoggable(Level.FINE)) {
_logger.fine("ResourceAdapterAdminServiceImpl :: createActiveRA " +
moduleName + " at " + moduleDir +
" adding to registry " + activeResourceAdapter);
}
_registry.addActiveResourceAdapter(moduleName, activeResourceAdapter);
if(_logger.isLoggable(Level.FINE)) {
_logger.fine("ResourceAdapterAdminServiceImpl:: createActiveRA " +
moduleName + " at " + moduleDir
+ " env =server ? " + (connectorRuntime.isServer()));
}
if (connectorRuntime.isServer()) {
//Update RAConfig in Connector Descriptor and bind in JNDI
//so that ACC clients could use RAConfig
updateRAConfigInDescriptor(connectorDescriptor, moduleName);
String descriptorJNDIName = ConnectorAdminServiceUtils.getReservePrefixedJNDINameForDescriptor(moduleName);
if(_logger.isLoggable(Level.FINE)) {
_logger.fine("ResourceAdapterAdminServiceImpl :: createActiveRA "
+ moduleName + " at " + moduleDir
+ " publishing descriptor " + descriptorJNDIName);
}
_runtime.getNamingManager().publishObject(descriptorJNDIName, connectorDescriptor, true);
activeResourceAdapter.setup();
if (System.getSecurityManager() != null) {
String securityWarningMessage=
connectorRuntime.getSecurityPermissionSpec(moduleName);
// To i18N.
if (securityWarningMessage != null) {
_logger.log(Level.WARNING, securityWarningMessage);
}
}
}
} catch (NullPointerException npEx) {
ConnectorRuntimeException cre =
new ConnectorRuntimeException("Error in creating active RAR");
cre.initCause(npEx);
_logger.log( Level.SEVERE, "rardeployment.nullPointerException", moduleName);
_logger.log(Level.SEVERE, "", cre);
throw cre;
} catch (NamingException ne) {
ConnectorRuntimeException cre =
new ConnectorRuntimeException("Error in creating active RAR");
cre.initCause(ne);
_logger.log(Level.SEVERE, "rardeployment.jndi_publish_failure");
_logger.log(Level.SEVERE, "", cre);
throw cre;
} finally {
if (moduleDescriptor != null) {
connectorDescriptor.setModuleDescriptor(moduleDescriptor);
connectorDescriptor.setApplication(application);
connectorDescriptor.setClassLoader(loader);
}
}
}
}
/**
* Updates the connector descriptor of the connector module, with the
* contents of a resource adapter config if specified.
*
* This modified ConnectorDescriptor is then bound to JNDI so that ACC
* clients while configuring a non-system RAR could get the correct merged
* configuration. Any updates to resource-adapter config while an ACC client
* is in use is not transmitted to the client dynamically. All such changes
* would be visible on ACC client restart.
*/
private void updateRAConfigInDescriptor(ConnectorDescriptor connectorDescriptor,
String moduleName) {
ResourceAdapterConfig raConfig =
ConnectorRegistry.getInstance().getResourceAdapterConfig(moduleName);
List raConfigProps = null;
if (raConfig != null) {
raConfigProps = raConfig.getProperty();
}
if(_logger.isLoggable(Level.FINE)) {
_logger.fine("current RAConfig In Descriptor " + connectorDescriptor.getConfigProperties());
}
if (raConfigProps != null) {
Set mergedProps = ConnectorDDTransformUtils.mergeProps(
raConfigProps, connectorDescriptor.getConfigProperties());
Set actualProps = connectorDescriptor.getConfigProperties();
actualProps.clear();
actualProps.addAll(mergedProps);
if(_logger.isLoggable(Level.FINE)) {
_logger.fine("updated RAConfig In Descriptor " + connectorDescriptor.getConfigProperties());
}
}
}
/**
* Creates Active resource Adapter which abstracts the rar module. During
* the creation of ActiveResourceAdapter, default pools and resources also
* are created.
*
* @param moduleDir Directory where rar module is exploded.
* @param moduleName Name of the module
* @throws ConnectorRuntimeException if creation fails.
*/
public void createActiveResourceAdapter(String moduleDir, String moduleName, ClassLoader loader)
throws ConnectorRuntimeException {
synchronized (_registry.getLockObject(moduleName)){
ActiveResourceAdapter activeResourceAdapter =
_registry.getActiveResourceAdapter(moduleName);
if (activeResourceAdapter != null) {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "rardeployment.resourceadapter.already.started", moduleName);
}
return;
}
if (ConnectorsUtil.belongsToSystemRA(moduleName)) {
moduleDir = ConnectorsUtil.getSystemModuleLocation(moduleName);
}
ConnectorDescriptor connectorDescriptor = ConnectorDDTransformUtils.getConnectorDescriptor(moduleDir, moduleName);
if (connectorDescriptor == null) {
ConnectorRuntimeException cre = new ConnectorRuntimeException("Failed to obtain the connectorDescriptor");
_logger.log(Level.SEVERE, "rardeployment.connector_descriptor_notfound", moduleName);
_logger.log(Level.SEVERE, "", cre);
throw cre;
}
createActiveResourceAdapter(connectorDescriptor, moduleName, moduleDir, loader);
}
}
/**
* associates the given instance of ResourceAdapterAssociation with
* the ResourceAdapter java-bean of the specified RAR
* @param rarName resource-adapter-name
* @param raa Object that is an instance of ResourceAdapterAssociation
* @throws ResourceException when unable to associate the RA Bean with RAA instance.
*/
public void associateResourceAdapter(String rarName, ResourceAdapterAssociation raa)
throws ResourceException {
ResourceAdapter ra = ConnectorRegistry.getInstance().
getActiveResourceAdapter(rarName).getResourceAdapter();
if(ra != null){
raa.setResourceAdapter(ra);
}else{
throw new ResourceException("RA Bean [ "+rarName+" ] not available");
}
}
/**
* Stops the resourceAdapter and removes it from connector container/
* registry.
*
* @param moduleName Rarmodule name.
* @return true it is successful stop and removal of ActiveResourceAdapter
* false it stop and removal fails.
*/
private boolean stopAndRemoveActiveResourceAdapter(String moduleName) {
ActiveResourceAdapter acr = null;
if (moduleName != null) {
acr = _registry.getActiveResourceAdapter(moduleName);
}
if (acr != null) {
sendStopToResourceAdapter(acr);
/*
// remove the system rar from class loader chain.
if(ConnectorsUtil.belongsToSystemRA(moduleName)) {
ConnectorClassFinder ccf =
(ConnectorClassFinder)ConnectorRegistry.getInstance().
getActiveResourceAdapter(moduleName).getClassLoader();
ConnectorRuntime connectorRuntime = ConnectorRuntime.getRuntime();
DelegatingClassLoader ccl = connectorRuntime.getConnectorClassLoader();
boolean systemRarCLRemoved = ccl.removeDelegate(ccf);
if(_logger.isLoggable(Level.FINE)){
_logger.log(Level.FINE, "System RAR [ "+moduleName+" ] removed from " +
"classloader chain : " + systemRarCLRemoved);
}
}
*/
_registry.removeLockObject(moduleName);
return _registry.removeActiveResourceAdapter(moduleName);
}
return true;
}
/**
* Checks if the rar module is already reployed.
*
* @param moduleName Rarmodule name
* @return true if it is already deployed. false if it is not deployed.
*/
public boolean isRarDeployed(String moduleName) {
ActiveResourceAdapter activeResourceAdapter =
_registry.getActiveResourceAdapter(moduleName);
return activeResourceAdapter != null;
}
/**
* Calls the stop method for all J2EE Connector 1.5/1.0 spec compliant RARs
*/
public void stopAllActiveResourceAdapters() {
ActiveResourceAdapter[] resourceAdapters =
ConnectorRegistry.getInstance().getAllActiveResourceAdapters();
//stop system-rars after stopping all other rars.
Set systemRAs = new HashSet();
List rarExitStatusList = new ArrayList();
for (ActiveResourceAdapter resourceAdapter : resourceAdapters) {
if(!ConnectorsUtil.belongsToSystemRA(resourceAdapter.getModuleName())){
RAShutdownHandler handler = new RAShutdownHandler(resourceAdapter.getModuleName());
rarExitStatusList.add(execService.submit(handler));
}else{
systemRAs.add(resourceAdapter);
}
}
for(Future future: rarExitStatusList){
try {
future.get();
} catch (InterruptedException e) {
//ignore as the child task will log any failures
} catch (ExecutionException e) {
//ignore as the child task will log any failures
}
}
rarExitStatusList.clear();
for(ActiveResourceAdapter resourceAdapter : systemRAs){
RAShutdownHandler handler = new RAShutdownHandler(resourceAdapter.getModuleName());
rarExitStatusList.add(execService.submit(handler));
}
for(Future future: rarExitStatusList){
try {
future.get();
} catch (InterruptedException e) {
//ignore as the child task will log any failures
} catch (ExecutionException e) {
//ignore as the child task will log any failures
}
}
}
/**
* stop the active resource adapter (runtime)
* @param raName resource-adapter name
*/
public void stopActiveResourceAdapter(String raName) {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "Stopping RA : ", raName);
}
try {
destroyActiveResourceAdapter(raName);
} catch (ConnectorRuntimeException cre) {
Object params[] = new Object[]{raName, cre.getMessage()};
_logger.log(Level.WARNING, "unable.to.stop.ra", params);
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "unable to stop resource adapter [ " + raName + " ]", cre);
}
}
}
/**
* add the resource-adapter-config
* @param rarName resource-adapter name
* @param raConfig resource-adapter-config
* @throws ConnectorRuntimeException
*/
public void addResourceAdapterConfig(String rarName, ResourceAdapterConfig raConfig)
throws ConnectorRuntimeException {
if (rarName != null && raConfig != null) {
_registry.addResourceAdapterConfig(rarName, raConfig);
reCreateActiveResourceAdapter(rarName);
}
}
/**
* Delete the resource adapter configuration to the connector registry
* @param rarName resource-adapter-name
* @throws ConnectorRuntimeException when unable to remove RA Config.
*/
public void deleteResourceAdapterConfig(String rarName) throws ConnectorRuntimeException {
if (rarName != null) {
_registry.removeResourceAdapterConfig(rarName);
reCreateActiveResourceAdapter(rarName);
}
}
/**
* The ActiveResourceAdapter object which abstract the rar module is
* recreated in the connector container/registry. All the pools and
* resources are killed. But the infrastructure to create the pools and and
* resources is untouched. Only the actual pool is killed.
*
* @param moduleName
* rar module Name.
* @throws ConnectorRuntimeException
* if recreation fails.
*/
public void reCreateActiveResourceAdapter(String moduleName)
throws ConnectorRuntimeException {
ConnectorRuntime runtime = ConnectorRuntime.getRuntime();
if (isRarDeployed(moduleName)) {
if(!ConnectorsUtil.belongsToSystemRA(moduleName)){
ConnectorApplication app = _registry.getConnectorApplication(moduleName);
app.undeployResources();
stopAndRemoveActiveResourceAdapter(moduleName);
String moduleDir = ConnectorsUtil.getLocation(moduleName);
createActiveResourceAdapter(moduleDir, moduleName, app.getClassLoader());
_registry.getConnectorApplication(moduleName).deployResources();
}else{
Collection resources =
getResourcesUtil().filterConnectorResources(getResourcesUtil().getGlobalResources(), moduleName, true);
runtime.getGlobalResourceManager().undeployResources(resources);
stopAndRemoveActiveResourceAdapter(moduleName);
String moduleDir = ConnectorsUtil.getLocation(moduleName);
createActiveResourceAdapter(moduleDir, moduleName,
runtime.getSystemRARClassLoader(moduleName));
runtime.getGlobalResourceManager().deployResources(resources);
}
}
/* //No need to deploy the .rar, it may be a case where rar is not deployed yet
//Also, when the rar is started, RA-Config is anyway used
else {
ConnectorApplication app = _registry.getConnectorApplication(moduleName);
createActiveResourceAdapter(moduleDir, moduleName, app.getClassLoader());
_registry.getConnectorApplication(moduleName).deployResources();
}*/
}
/**
* Calls the stop method for all RARs
*
* @param resourceAdapterToStop ra to stop
*/
private void sendStopToResourceAdapter(ActiveResourceAdapter
resourceAdapterToStop) {
Runnable rast = new RAShutdownTask(resourceAdapterToStop);
String raName = resourceAdapterToStop.getModuleName();
Long timeout = ConnectorRuntime.getRuntime().getShutdownTimeout();
Future future = null;
boolean stopSuccessful = false;
try {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "scheduling stop for RA [ " + raName +" ] ");
}
future = execService.submit(rast);
future.get(timeout, TimeUnit.MILLISECONDS);
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "stop() Complete for active 1.5 compliant RAR " +
"[ "+ raName +" ]");
}
stopSuccessful = true;
} catch (TimeoutException e) {
Object params[] = new Object[]{raName, e};
_logger.log(Level.WARNING, "ra.stop.timeout", params);
cancelTask(future, true, raName);
} catch(Exception e){
Object params[] = new Object[]{raName, e};
_logger.log(Level.WARNING, "ra.stop.failed", params);
cancelTask(future, true, raName);
}
if (stopSuccessful) {
_logger.log(Level.INFO, "ra.stop-successful", raName);
} else {
_logger.log(Level.WARNING, "ra.stop-unsuccessful", raName);
}
}
private void cancelTask(Future future, boolean interruptIfRunning, String raName){
if(future != null){
if(!(future.isCancelled()) && !(future.isDone())){
boolean cancelled = future.cancel(interruptIfRunning);
_logger.log(Level.INFO, "cancelling the shutdown of RA [ " + raName +" ] status : " + cancelled);
} else {
_logger.log(Level.INFO, "shutdown of RA [ " + raName +" ] is either already complete or already cancelled");
}
}
}
private static class RAShutdownTask implements Runnable {
private ActiveResourceAdapter ra;
public RAShutdownTask(ActiveResourceAdapter ratoBeShutDown) {
super();
this.ra = ratoBeShutDown;
}
public void run() {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "Calling RA [ " + ra.getModuleName() + " ] shutdown ");
}
this.ra.destroy();
}
}
private class RAShutdownHandler implements Runnable {
private String moduleName;
public RAShutdownHandler(String moduleName){
this.moduleName = moduleName;
}
public void run(){
stopActiveResourceAdapter(moduleName);
}
}
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