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package com.sun.enterprise.webservice;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.Map;
import java.security.PrivilegedAction;
import java.security.PrivilegedExceptionAction;
import java.security.PrivilegedActionException;
import javax.security.auth.Subject;
import javax.security.auth.message.config.*;
import javax.security.auth.message.AuthException;
import javax.security.auth.message.AuthStatus;
import javax.xml.ws.WebServiceException;
import com.sun.enterprise.security.jmac.PacketMessageInfo;
import com.sun.enterprise.security.jmac.PacketMapMessageInfo;
import com.sun.enterprise.security.jmac.config.PipeHelper;
import com.sun.enterprise.util.LocalStringManagerImpl;
import com.sun.logging.LogDomains;
import com.sun.xml.ws.api.model.wsdl.WSDLPort;
import com.sun.xml.ws.api.pipe.Pipe;
import com.sun.xml.ws.api.pipe.PipeCloner;
import com.sun.xml.ws.api.pipe.helper.AbstractFilterPipeImpl;
import com.sun.xml.ws.api.message.Message;
import com.sun.xml.ws.api.message.Packet;
/**
* This pipe is used to do 196 security
*/
public class CommonServerSecurityPipe extends AbstractFilterPipeImpl {
protected static final Logger _logger = LogDomains.getLogger(
LogDomains.SECURITY_LOGGER);
protected static final LocalStringManagerImpl localStrings =
new LocalStringManagerImpl(CommonServerSecurityPipe.class);
private final boolean isHttpBinding;
private PipeHelper helper;
CommonServerSecurityPipe(Map props, final Pipe next,
boolean isHttpBinding) {
super(next);
props.put(PipeConstants.SECURITY_PIPE,this);
this.helper = new PipeHelper(PipeConstants.SOAP_LAYER,props,null);
this.isHttpBinding = isHttpBinding;
}
protected CommonServerSecurityPipe(CommonServerSecurityPipe that,
PipeCloner cloner) {
super(that, cloner);
// we can share the helper for all pipes so that the remove
// registration (in server side) can be done properly
this.helper = that.helper;
this.isHttpBinding = that.isHttpBinding;
}
/**
* This method is called once in server side and at most one in client side.
*/
public void preDestroy() {
helper.disable();
}
/**
* This is used in creating subsequent pipes.
*/
public Pipe copy(PipeCloner cloner) {
return new CommonServerSecurityPipe(this, cloner);
}
public Packet process(Packet request) {
if (isHttpBinding) {
return next.process(request);
}
Packet response = null;
try {
response = processRequest(request);
} catch(Exception e) {
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE, "Failure in security pipe process", e);
}
response = helper.makeFaultResponse(response,e);
}
return response;
}
private Packet processRequest(Packet request) throws Exception {
AuthStatus status = AuthStatus.SUCCESS;
PacketMessageInfo info= new PacketMapMessageInfo(request,new Packet());
// XXX at this time, we expect the server subject to be null
Subject serverSubject = (Subject)
request.invocationProperties.get(PipeConstants.SERVER_SUBJECT);
//could change the request packet
ServerAuthContext sAC =
helper.getServerAuthContext(info,serverSubject);
Subject clientSubject = getClientSubject(request);
final Packet validatedRequest;
try {
if (sAC != null) {
// client subject must not be null
// and when return status is SUCCESS, module
// must have called handler.handle(CallerPrincipalCallback)
status = sAC.validateRequest(info,clientSubject,serverSubject);
}
} catch(Exception e) {
_logger.log(Level.SEVERE,"ws.error_validate_request", e);
WebServiceException wse = new WebServiceException
(localStrings.getLocalString
("enterprise.webservice.cantValidateRequest",
"Cannot validate request for {0}",
new Object[] { helper.getModelName() }),e);
//set status for audit
status = AuthStatus.SEND_FAILURE;
// if unable to determine if two-way will return empty response
return helper.getFaultResponse
(info.getRequestPacket(),info.getResponsePacket(),wse);
} finally {
validatedRequest = info.getRequestPacket();
helper.auditInvocation(validatedRequest,status);
}
Packet response = null;
if (status == AuthStatus.SUCCESS) {
boolean authorized = false;
try {
helper.authorize(validatedRequest);
authorized = true;
} catch (Exception e) {
// not authorized, construct fault and proceded
response = helper.getFaultResponse
(validatedRequest,info.getResponsePacket(),e);
}
if (authorized) {
// only do doAdPriv if SecurityManager is in effect
if (System.getSecurityManager() == null) {
try {
// proceed to invoke the endpoint
response = next.process(validatedRequest);
} catch (Exception e) {
if (e instanceof AuthException){
_logger.log(Level.SEVERE,"ws.error_next_pipe", e);
}
response = helper.getFaultResponse
(validatedRequest,info.getResponsePacket(),e);
}
} else {
try {
response = (Packet)Subject.doAsPrivileged
(clientSubject,new PrivilegedExceptionAction() {
public Object run() throws Exception {
// proceed to invoke the endpoint
return next.process(validatedRequest);
}
}, null);
} catch (PrivilegedActionException pae) {
Throwable cause = pae.getCause();
if (cause instanceof AuthException){
_logger.log(Level.SEVERE,"ws.error_next_pipe", cause);
}
response = helper.getFaultResponse
(validatedRequest,info.getResponsePacket(),cause);
}
}
}
//pipes are not supposed to return a null response packet
if (response == null) {
WebServiceException wse = new WebServiceException
(localStrings.getLocalString
("enterprise.webservice.nullResponsePacket",
"Invocation of Service {0} returned null response packet",
new Object[] { helper.getModelName() }));
response = helper.getFaultResponse
(validatedRequest,info.getResponsePacket(),wse);
_logger.log(Level.SEVERE,"",wse);
}
// secure response, including if it is a fault
if (sAC != null && response.getMessage() != null) {
info.setResponsePacket(response);
response = processResponse(info, sAC, serverSubject);
}
} else {
// validateRequest did not return success
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE,"ws.status_validate_request", status);
}
// even for one-way mep, may return response with non-empty message
response = info.getResponsePacket();
}
return response;
}
// called when secureResponse is to be called
private Packet processResponse(PacketMessageInfo info,
ServerAuthContext sAC,
Subject serverSubject) throws Exception {
AuthStatus status;
try {
status = sAC.secureResponse(info, serverSubject);
} catch (Exception e) {
if (e instanceof AuthException) {
if (_logger.isLoggable(Level.INFO)) {
_logger.log(Level.INFO, "ws.error_secure_response", e);
}
} else {
_logger.log(Level.SEVERE, "ws.error_secure_response", e);
}
return helper.makeFaultResponse(info.getResponsePacket(),e);
}
if (_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE,"ws.status_secure_response", status);
}
return info.getResponsePacket();
}
private static Subject getClientSubject(Packet p) {
Subject s = null;
if (p != null) {
s =(Subject)
p.invocationProperties.get(PipeConstants.CLIENT_SUBJECT);
}
if (s == null) {
s = PipeHelper.getClientSubject();
if (p != null) {
p.invocationProperties.put(PipeConstants.CLIENT_SUBJECT,s);
}
}
return s;
}
}
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