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package com.sun.enterprise.connectors;
import com.sun.appserv.connectors.internal.api.ConnectorConstants;
import com.sun.appserv.connectors.internal.api.ConnectorRuntimeException;
import com.sun.appserv.connectors.internal.api.ConnectorsUtil;
import com.sun.appserv.connectors.internal.api.PoolingException;
import com.sun.appserv.connectors.internal.spi.ConnectionManager;
import com.sun.enterprise.config.serverbeans.BindableResource;
import com.sun.enterprise.connectors.authentication.AuthenticationService;
import com.sun.enterprise.connectors.util.ConnectionPoolObjectsUtils;
import com.sun.enterprise.connectors.util.ResourcesUtil;
import com.sun.enterprise.deployment.ConnectorDescriptor;
import com.sun.enterprise.deployment.ResourcePrincipal;
import com.sun.enterprise.deployment.ResourceReferenceDescriptor;
import com.sun.enterprise.resource.ClientSecurityInfo;
import com.sun.enterprise.resource.ResourceSpec;
import com.sun.enterprise.resource.allocator.ConnectorAllocator;
import com.sun.enterprise.resource.allocator.LocalTxConnectorAllocator;
import com.sun.enterprise.resource.allocator.NoTxConnectorAllocator;
import com.sun.enterprise.resource.allocator.ResourceAllocator;
import com.sun.enterprise.resource.pool.PoolManager;
import com.sun.enterprise.security.SecurityContext;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.logging.LogDomains;
import org.glassfish.resourcebase.resources.api.PoolInfo;
import org.glassfish.resourcebase.resources.api.ResourceInfo;
import jakarta.resource.ResourceException;
import jakarta.resource.spi.*;
import jakarta.resource.spi.IllegalStateException;
import jakarta.resource.spi.SecurityException;
import javax.security.auth.Subject;
import java.io.Serializable;
import java.security.Principal;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* @author Tony Ng
*/
public class ConnectionManagerImpl implements ConnectionManager, Serializable {
protected String jndiName;
protected String logicalName;
protected PoolInfo poolInfo;
protected ResourceInfo resourceInfo;
private volatile static Logger logger = LogDomains.getLogger(
ConnectionManagerImpl.class,LogDomains.RSR_LOGGER);
private volatile static StringManager localStrings = StringManager.getManager(
ConnectionManagerImpl.class);
protected String rarName;
private transient BindableResource resourceConfiguration;
protected ResourcePrincipal defaultPrin = null;
public ConnectionManagerImpl(PoolInfo poolInfo, ResourceInfo resourceInfo) {
this.poolInfo = poolInfo;
this.resourceInfo = resourceInfo;
}
public void setJndiName(String jndiName) {
this.jndiName = jndiName;
}
public String getJndiName() {
return jndiName;
}
public void setLogicalName(String logicalName) {
this.logicalName = logicalName;
}
public String getLogicalName() {
return logicalName;
}
/*
public void setPoolInfo(PoolInfo poolInfo) {
this.poolInfo = poolInfo;
}
*/
/**
* Allocate a non transactional connection. This connection, even if
* acquired in the context of an existing transaction, will never
* be associated with a transaction
* The typical use case may be to check the original contents of an EIS
* when a transacted connection is changing the contents, and the tx
* is yet to be committed.
*
* We create a ResourceSpec for a non tx connection with a name ending
* in __nontx. This is to maintain uniformity with the scheme of having
* __pm connections.
* If one were to create a resource with a jndiName ending with __nontx
* the same functionality might be achieved.
*/
public Object allocateNonTxConnection(ManagedConnectionFactory mcf,
ConnectionRequestInfo cxRequestInfo) throws ResourceException {
String localJndiName = jndiName;
logFine("Allocating NonTxConnection");
//If a resource has been created with __nontx, we don't want to
//add it again.
//Otherwise we need to add __nontx at the end to ensure that the
//mechanism to check for the correct resource manager still works
//We do the addition if and only if we are getting this call
//from a normal datasource and not a __nontx datasource.
if (!jndiName.endsWith(ConnectorConstants.NON_TX_JNDI_SUFFIX)) {
localJndiName = jndiName + ConnectorConstants.NON_TX_JNDI_SUFFIX;
logFine("Adding __nontx to jndiname");
} else {
logFine("lookup happened from a __nontx datasource directly");
}
return allocateConnection(mcf, cxRequestInfo, localJndiName);
}
public Object allocateConnection(ManagedConnectionFactory mcf, ConnectionRequestInfo cxRequestInfo)
throws ResourceException {
return this.allocateConnection(mcf, cxRequestInfo, jndiName);
}
public Object allocateConnection(ManagedConnectionFactory mcf, ConnectionRequestInfo cxRequestInfo,
String jndiNameToUse) throws ResourceException {
return this.allocateConnection(mcf, cxRequestInfo, jndiNameToUse, null);
}
public Object allocateConnection(ManagedConnectionFactory mcf,
ConnectionRequestInfo cxRequestInfo, String jndiNameToUse, Object conn)
throws ResourceException {
validateResourceAndPool();
PoolManager poolmgr = ConnectorRuntime.getRuntime().getPoolManager();
boolean resourceShareable = true;
ResourceReferenceDescriptor ref = poolmgr.getResourceReference(jndiNameToUse, logicalName);
if (ref != null) {
String shareableStr = ref.getSharingScope();
if (shareableStr.equals(ref.RESOURCE_UNSHAREABLE)) {
resourceShareable = false;
}
}
//TODO V3 refactor all the 3 cases viz, no res-ref, app-auth, cont-auth.
if (ref == null) {
if(getLogger().isLoggable(Level.FINE)) {
getLogger().log(Level.FINE, "poolmgr.no_resource_reference", jndiNameToUse);
}
return internalGetConnection(mcf, defaultPrin, cxRequestInfo,
resourceShareable, jndiNameToUse, conn, true);
}
String auth = ref.getAuthorization();
if (auth.equals(ResourceReferenceDescriptor.APPLICATION_AUTHORIZATION)) {
if (cxRequestInfo == null) {
String msg = getLocalStrings().getString("con_mgr.null_userpass");
throw new ResourceException(msg);
}
ConnectorRuntime.getRuntime().switchOnMatching(rarName, poolInfo);
return internalGetConnection(mcf, null, cxRequestInfo,
resourceShareable, jndiNameToUse, conn, false);
} else {
ResourcePrincipal prin = null;
Set principalSet = null;
Principal callerPrincipal = null;
SecurityContext securityContext = null;
ConnectorRuntime connectorRuntime = ConnectorRuntime.getRuntime();
//TODO V3 is SecurityContext.getCurrent() the right way ? Does it need to be injected ?
if (connectorRuntime.isServer() &&
(securityContext = SecurityContext.getCurrent()) != null &&
(callerPrincipal = securityContext.getCallerPrincipal()) != null &&
(principalSet = securityContext.getPrincipalSet()) != null) {
AuthenticationService authService =
connectorRuntime.getAuthenticationService(rarName, poolInfo);
if (authService != null) {
prin = (ResourcePrincipal) authService.mapPrincipal(
callerPrincipal, principalSet);
}
}
if (prin == null) {
prin = ref.getResourcePrincipal();
if (prin == null) {
if (getLogger().isLoggable(Level.FINE)) {
getLogger().log(Level.FINE, "default-resource-principal not"
+ "specified for " + jndiNameToUse + ". Defaulting to"
+ " user/password specified in the pool");
}
prin = defaultPrin;
} else if (!prin.equals(defaultPrin)) {
ConnectorRuntime.getRuntime().switchOnMatching(rarName, poolInfo);
}
}
return internalGetConnection(mcf, prin, cxRequestInfo,
resourceShareable, jndiNameToUse, conn, false);
}
}
protected Object internalGetConnection(ManagedConnectionFactory mcf,
final ResourcePrincipal prin, ConnectionRequestInfo cxRequestInfo,
boolean shareable, String jndiNameToUse, Object conn, boolean isUnknownAuth)
throws ResourceException {
try {
PoolManager poolmgr = ConnectorRuntime.getRuntime().getPoolManager();
ConnectorRegistry registry = ConnectorRegistry.getInstance();
PoolMetaData pmd = registry.getPoolMetaData(poolInfo);
ResourceSpec spec = new ResourceSpec(jndiNameToUse,
ResourceSpec.JNDI_NAME, pmd);
spec.setPoolInfo(this.poolInfo);
ManagedConnectionFactory freshMCF = pmd.getMCF();
if (getLogger().isLoggable(Level.INFO)) {
if (!freshMCF.equals(mcf)) {
getLogger().info("conmgr.mcf_not_equal");
}
}
ConnectorDescriptor desc = registry.getDescriptor(rarName);
Subject subject = null;
ClientSecurityInfo info = null;
boolean subjectDefined = false;
if (isUnknownAuth && rarName.equals(ConnectorConstants.DEFAULT_JMS_ADAPTER)
&& !(pmd.isAuthCredentialsDefinedInPool())) {
//System.out.println("Unkown Auth - pobably nonACC client");
//Unknown authorization. This is the case for standalone java clients,
//where the authorization is neither container nor component
//managed. In this case we associate an non-null Subject with no
//credentials, so that the RA can either use its own custom logic
//for figuring out the credentials. Relevant connector spec section
//is 9.1.8.2.
//create non-null Subject associated with no credentials
//System.out.println("RAR name "+ rarName);
subject = ConnectionPoolObjectsUtils.createSubject(mcf, null);
} else {
if (prin == null) {
info = new ClientSecurityInfo(cxRequestInfo);
} else {
info = new ClientSecurityInfo(prin);
if (prin.equals(defaultPrin)) {
subject = pmd.getSubject();
} else {
subject = ConnectionPoolObjectsUtils.createSubject(mcf, prin);
}
}
}
int txLevel = pmd.getTransactionSupport();
if (getLogger().isLoggable(Level.FINE)) {
logFine("ConnectionMgr: poolName " + poolInfo +
" txLevel : " + txLevel);
}
if ( conn != null ) {
spec.setConnectionToAssociate( conn );
}
return getResource(txLevel, poolmgr, mcf, spec, subject, cxRequestInfo, info, desc, shareable);
} catch (PoolingException ex) {
Object[] params = new Object[]{poolInfo, ex};
getLogger().log(Level.WARNING, "poolmgr.get_connection_failure", params);
//GLASSFISH-19609
//we can't simply look for ResourceException and throw back since
//Connector Container also throws ResourceException which might
//hide the SecurityException thrown by RA.
//So, we try to track SecurityException
unwrapSecurityException(ex);
String i18nMsg = getLocalStrings().getString("con_mgr.error_creating_connection", ex.getMessage());
ResourceAllocationException rae = new ResourceAllocationException(i18nMsg);
rae.initCause(ex);
throw rae;
}
}
private void unwrapSecurityException(Throwable ex) throws ResourceException{
if(ex != null){
if(ex instanceof SecurityException){
throw (SecurityException)ex;
}else{
unwrapSecurityException(ex.getCause());
}
}
}
private Object getResource(int txLevel, PoolManager poolmgr, ManagedConnectionFactory mcf, ResourceSpec spec,
Subject subject, ConnectionRequestInfo cxRequestInfo, ClientSecurityInfo info,
ConnectorDescriptor desc, boolean shareable)
throws PoolingException, ResourceAllocationException, IllegalStateException, RetryableUnavailableException {
ResourceAllocator alloc;
switch (txLevel) {
case ConnectorConstants.NO_TRANSACTION_INT:
alloc = new NoTxConnectorAllocator(poolmgr, mcf, spec, subject, cxRequestInfo, info, desc);
break;
case ConnectorConstants.LOCAL_TRANSACTION_INT:
alloc = new LocalTxConnectorAllocator(poolmgr, mcf, spec, subject, cxRequestInfo, info, desc, shareable);
break;
case ConnectorConstants.XA_TRANSACTION_INT:
if (rarName.equals(ConnectorRuntime.DEFAULT_JMS_ADAPTER)) {
shareable = false;
}
spec.markAsXA();
alloc = new ConnectorAllocator(poolmgr, mcf, spec, subject, cxRequestInfo, info, desc, shareable);
return poolmgr.getResource(spec, alloc, info);
default:
String i18nMsg = getLocalStrings().getString("con_mgr.illegal_tx_level", txLevel + " ");
throw new IllegalStateException(i18nMsg);
}
return poolmgr.getResource(spec, alloc, info);
}
public void setRarName(String _rarName) {
rarName = _rarName;
}
public String getRarName() {
return rarName;
}
/*
* This method is called from the ConnectorObjectFactory lookup
* With this we move all the housekeeping work in allocateConnection
* up-front
*/
public void initialize() throws ConnectorRuntimeException {
ConnectorRuntime runtime = ConnectorRuntime.getRuntime();
if(runtime.isNonACCRuntime()){
jndiName = ConnectorsUtil.getPMJndiName(jndiName);
}
ConnectorRegistry registry = ConnectorRegistry.getInstance();
PoolMetaData pmd = registry.getPoolMetaData(poolInfo);
defaultPrin = pmd.getResourcePrincipal();
}
private void validateResourceAndPool() throws ResourceException {
ResourceInfo resourceInfo = this.resourceInfo;
ResourcesUtil resourcesUtil = ResourcesUtil.createInstance();
ConnectorRuntime runtime = ConnectorRuntime.getRuntime();
ConnectorRegistry registry = ConnectorRegistry.getInstance();
// adding a perf. optimization check so that "config-bean" is not accessed at all for
// cases where the resource is enabled (deployed). Only for cases where resource
// is not available, we look further and determine whether resource/resource-ref
// are disabled.
if (!registry.isResourceDeployed(resourceInfo)) {
if(logger.isLoggable(Level.FINEST)){
logger.log(Level.FINEST,"resourceInfo not found in connector-registry : " + resourceInfo);
}
boolean isDefaultResource = false;
boolean isSunRAResource = false;
ConnectorDescriptor descriptor = registry.getDescriptor(rarName);
if (descriptor != null) {
isDefaultResource = descriptor.getDefaultResourcesNames().contains(resourceInfo.getName());
if (descriptor.getSunDescriptor() != null) {
com.sun.enterprise.deployment.runtime.connector.ResourceAdapter rar =
descriptor.getSunDescriptor().getResourceAdapter();
if (rar != null) {
String sunRAJndiName = (String)
rar.getValue(com.sun.enterprise.deployment.runtime.connector.ResourceAdapter.JNDI_NAME);
isSunRAResource = resourceInfo.getName().equals(sunRAJndiName);
}
}
}
if ((runtime.isServer() || runtime.isEmbedded()) &&
(!resourceInfo.getName().contains(ConnectorConstants.DATASOURCE_DEFINITION_JNDINAME_PREFIX) &&
(!isDefaultResource) && (!isSunRAResource))) {
// performance optimization so that resource configuration is not retrieved from
// resources config bean each time.
if (resourceConfiguration == null) {
resourceConfiguration =
(BindableResource) resourcesUtil.getResource(resourceInfo, BindableResource.class);
if (resourceConfiguration == null) {
String suffix = ConnectorsUtil.getValidSuffix(resourceInfo.getName());
// it is possible that the resource is a __PM or __NONTX suffixed resource used by JPA/EJB Container
// check for the enabled status and existence using non-prefixed resource-name
if (suffix != null) {
String nonPrefixedName = resourceInfo.getName().substring(0, resourceInfo.getName().lastIndexOf(suffix));
resourceInfo = new ResourceInfo(nonPrefixedName, resourceInfo.getApplicationName(),
resourceInfo.getModuleName());
resourceConfiguration = (BindableResource)
resourcesUtil.getResource(resourceInfo, BindableResource.class);
}
}
} else {
// we cache the resourceConfiguration for performance optimization.
// make sure that appropriate (actual) resourceInfo is used for validation.
String suffix = ConnectorsUtil.getValidSuffix(resourceInfo.getName());
// it is possible that the resource is a __PM or __NONTX suffixed resource used by JPA/EJB Container
// check for the enabled status and existence using non-prefixed resource-name
if (suffix != null) {
String nonPrefixedName = resourceInfo.getName().substring(0, resourceInfo.getName().lastIndexOf(suffix));
resourceInfo = new ResourceInfo(nonPrefixedName, resourceInfo.getApplicationName(),
resourceInfo.getModuleName());
}
}
if (resourceConfiguration == null) {
throw new ResourceException("No such resource : " + resourceInfo);
}
if (!resourcesUtil.isEnabled(resourceConfiguration, resourceInfo)) {
throw new ResourceException(resourceInfo + " is not enabled");
}
}
}
if (registry.getPoolMetaData(poolInfo) == null) {
String msg = getLocalStrings().getString("con_mgr.no_pool_meta_data", poolInfo);
throw new ResourceException(poolInfo + ": " + msg);
}
}
public void logFine(String message) {
if (getLogger().isLoggable(Level.FINE)) {
getLogger().fine(message);
}
}
private static StringManager getLocalStrings() {
if (localStrings == null) {
synchronized (ConnectionManagerImpl.class) {
if (localStrings == null) {
localStrings = StringManager.getManager(ConnectionManagerImpl.class);
}
}
}
return localStrings;
}
protected static Logger getLogger() {
if (logger == null){
synchronized(ConnectionManagerImpl.class) {
if(logger == null) {
logger = LogDomains.getLogger(ConnectionManagerImpl.class,LogDomains.RSR_LOGGER);
}
}
}
return logger;
}
}
