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package com.sun.enterprise.security.webservices;
import com.sun.xml.ws.api.pipe.TubeCloner;
import com.sun.xml.ws.api.pipe.helper.AbstractTubeImpl;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.Map;
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.provider.PacketMapMessageInfo;
import com.sun.enterprise.security.jmac.provider.PacketMessageInfo;
import com.sun.enterprise.security.jmac.provider.config.PipeHelper;
import com.sun.enterprise.util.LocalStringManagerImpl;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.pipe.NextAction;
import com.sun.xml.ws.api.pipe.Tube;
import com.sun.xml.ws.api.pipe.helper.AbstractFilterTubeImpl;
/**
* This pipe is used to do 196 security
*/
public class CommonServerSecurityTube extends AbstractFilterTubeImpl {
protected static final Logger _logger = LogUtils.getLogger();
protected static final LocalStringManagerImpl localStrings =
new LocalStringManagerImpl(CommonServerSecurityTube.class);
private final boolean isHttpBinding;
private PipeHelper helper;
// Introduced during Pipe to Tube conversion
private ServerAuthContext sAC = null;
private PacketMessageInfo info = null;
private Subject serverSubject = null;
public CommonServerSecurityTube(Map props, final Tube next,
boolean isHttpBinding) {
super(next);
props.put(PipeConstants.SECURITY_PIPE, this);
this.helper = new PipeHelper(PipeConstants.SOAP_LAYER,props,null);
this.isHttpBinding = isHttpBinding;
}
protected CommonServerSecurityTube(CommonServerSecurityTube that,
TubeCloner 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();
/**
Fix for bug 3932/4052
*/
next.preDestroy();
}
@Override
public NextAction processRequest(Packet request) {
try {
if (isHttpBinding) {
return doInvoke(super.next, request);
}
AuthStatus status = AuthStatus.SUCCESS;
info = new PacketMapMessageInfo(request, new Packet());
// XXX at this time, we expect the server subject to be null
serverSubject = (Subject) request.invocationProperties.get(PipeConstants.SERVER_SUBJECT);
//could change the request packet
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, LogUtils.ERROR_REQUEST_VALIDATION, 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
Packet ret = helper.getFaultResponse(info.getRequestPacket(), info.getResponsePacket(), wse);
return doReturnWith(ret);
} 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);
return doReturnWith(response);
}
if (authorized) {
// only do doAdPriv if SecurityManager is in effect
if (System.getSecurityManager() == null) {
try {
// proceed to invoke the endpoint
return doInvoke(super.next, validatedRequest);
} catch (Exception e) {
_logger.log(Level.SEVERE, LogUtils.NEXT_PIPE, e);
response = helper.getFaultResponse(validatedRequest, info.getResponsePacket(), e);
return doReturnWith(response);
}
} else {
try {
final Tube next = super.next;
NextAction action = (NextAction) Subject.doAsPrivileged(clientSubject, new PrivilegedExceptionAction() {
public Object run() throws Exception {
// proceed to invoke the endpoint
return doInvoke(next, validatedRequest);
}
}, null);
return action;
} catch (PrivilegedActionException pae) {
Throwable cause = pae.getCause();
_logger.log(Level.SEVERE, LogUtils.NEXT_PIPE, cause);
response = helper.getFaultResponse(validatedRequest, info.getResponsePacket(), cause);
return doReturnWith(response);
}
}
} else { //if not authorized
// not authorized, construct fault and proceded
response = helper.getFaultResponse(
validatedRequest,info.getResponsePacket(), new Exception("Client Not Authorized"));
return doReturnWith(response);
}
} 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 doReturnWith(response);
}
} catch (Throwable t) {
if (!(t instanceof WebServiceException)) {
t = new WebServiceException(t);
}
return doThrow(t);
}
}
@Override
public NextAction processResponse(Packet response) {
try{
//could be oneway
if((response == null) || (response.getMessage() == null)){
return doReturnWith(response);
}
Packet resp = response;
// secure response, including if it is a fault
if (sAC != null && response.getMessage() != null) {
info.setResponsePacket(response);
resp = processResponse(info, sAC, serverSubject);
}
return doReturnWith(resp);
}catch(Throwable t){
if (!(t instanceof WebServiceException)) {
t = new WebServiceException(t);
}
return doThrow(t);
}
}
// 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, LogUtils.ERROR_RESPONSE_SECURING, e);
}
} else {
_logger.log(Level.SEVERE, LogUtils.ERROR_RESPONSE_SECURING, 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;
}
@Override
public AbstractTubeImpl copy(TubeCloner cloner) {
return new CommonServerSecurityTube(this, cloner);
}
}