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// Portions Copyright [2016-2021] [Payara Foundation and/or its affiliates]
package org.glassfish.webservices;
import static com.sun.enterprise.deployment.WebServiceEndpoint.PUBLISHING_SUBCONTEXT;
import static java.util.logging.Level.WARNING;
import static jakarta.servlet.http.HttpServletResponse.SC_NOT_FOUND;
import static jakarta.servlet.http.HttpServletResponse.SC_UNAUTHORIZED;
import static jakarta.xml.ws.http.HTTPBinding.HTTP_BINDING;
import static org.glassfish.webservices.LogUtils.AUTH_FAILED;
import static org.glassfish.webservices.LogUtils.EXCEPTION_THROWN;
import static org.glassfish.webservices.LogUtils.INVALID_REQUEST_SCHEME;
import java.io.IOException;
import java.net.URL;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
import java.util.logging.Logger;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.glassfish.api.logging.LogHelper;
import org.glassfish.ejb.api.EjbEndpointFacade;
import org.glassfish.ejb.spi.WSEjbEndpointRegistry;
import org.glassfish.internal.api.Globals;
import org.glassfish.webservices.monitoring.Endpoint;
import org.glassfish.webservices.monitoring.WebServiceEngineImpl;
import org.glassfish.webservices.monitoring.WebServiceTesterServlet;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.WebServiceEndpoint;
import fish.payara.notification.requesttracing.RequestTraceSpan;
import fish.payara.nucleus.requesttracing.RequestTracingService;
/**
* Servlet responsible for invoking EJB webservice endpoint.
*
* @author Qingqing Ouyang
* @author Kenneth Saks
* @author Jan Luehe
*/
public class EjbWebServiceServlet extends HttpServlet {
private static final long serialVersionUID = -4415390589000169371L;
private static final Logger logger = LogUtils.getLogger();
private SecurityService securityService;
private RequestTracingService requestTracing;
public EjbWebServiceServlet() {
securityService = Globals.get(SecurityService.class);
requestTracing = Globals.get(RequestTracingService.class);
}
@Override
protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String requestUriRaw = request.getRequestURI();
String requestUri = requestUriRaw.charAt(0) == '/' ? requestUriRaw.substring(1) : requestUriRaw;
String query = request.getQueryString();
WebServiceEjbEndpointRegistry wsejbEndpointRegistry = (WebServiceEjbEndpointRegistry) Globals.get(WSEjbEndpointRegistry.class);
EjbRuntimeEndpointInfo ejbEndpoint = wsejbEndpointRegistry.getEjbWebServiceEndpoint(requestUri, request.getMethod(), query);
if (requestUri.contains(PUBLISHING_SUBCONTEXT) && ejbEndpoint == null) {
requestUri = requestUri.substring(0, requestUri.indexOf(PUBLISHING_SUBCONTEXT) - 1);
ejbEndpoint = wsejbEndpointRegistry.getEjbWebServiceEndpoint(requestUri, request.getMethod(), query);
}
if (ejbEndpoint != null) {
/*
* We can actually assert that ejbEndpoint is != null, because this EjbWebServiceServlet would not
* have been invoked otherwise
*/
String scheme = request.getScheme();
WebServiceEndpoint endPoint = ejbEndpoint.getEndpoint();
if ("http".equals(scheme) && endPoint.isSecure()) {
// Redirect to correct protocol scheme if needed
logger.log(WARNING, INVALID_REQUEST_SCHEME, new Object[] { endPoint.getEndpointName(), "https", scheme });
URL url = endPoint.composeEndpointAddress(new WsUtil().getWebServerInfoForDAS().getWebServerRootURL(true));
StringBuilder sb = new StringBuilder(url.toExternalForm());
if (query != null && query.trim().length() > 0) {
sb.append("?");
sb.append(query);
}
response.sendRedirect(response.encodeRedirectURL(sb.toString()));
} else {
boolean dispatch = true;
// Check if it is a tester servlet invocation
if ("Tester".equalsIgnoreCase(query) && (!(HTTP_BINDING.equals(endPoint.getProtocolBinding())))) {
Endpoint endpoint = WebServiceEngineImpl.getInstance().getEndpoint(request.getRequestURI());
if ((endpoint.getDescriptor().isSecure()) || (endpoint.getDescriptor().getMessageSecurityBinding() != null)) {
String message = endpoint.getDescriptor().getWebService().getName()
+ "is a secured web service; Tester feature is not supported for secured services";
(new WsUtil()).writeInvalidMethodType(response, message);
return;
}
if (Boolean.parseBoolean(endpoint.getDescriptor().getDebugging())) {
dispatch = false;
WebServiceTesterServlet.invoke(request, response, endpoint.getDescriptor());
}
}
if ("wsdl".equalsIgnoreCase(query) && (!(HTTP_BINDING.equals(endPoint.getProtocolBinding())))) {
if (endPoint.getWsdlExposed() != null && !Boolean.parseBoolean(endPoint.getWsdlExposed())) {
response.sendError(SC_NOT_FOUND);
}
}
if (dispatch) {
RequestTraceSpan span = null;
try {
if (requestTracing.isRequestTracingEnabled()) {
span = constructWsRequestSpan(request, ejbEndpoint);
}
dispatchToEjbEndpoint(request, response, ejbEndpoint);
} finally {
if (requestTracing.isRequestTracingEnabled() && span != null) {
requestTracing.traceSpan(span);
}
}
}
}
} else {
response.sendError(SC_NOT_FOUND);
}
}
private RequestTraceSpan constructWsRequestSpan(HttpServletRequest httpServletRequest, EjbRuntimeEndpointInfo ejbEndpoint) {
RequestTraceSpan span = new RequestTraceSpan("processSoapWebserviceRequest");
span.addSpanTag("URI", ejbEndpoint.getEndpoint().getEndpointAddressUri());
span.addSpanTag("URL", httpServletRequest.getRequestURL().toString());
Enumeration headerNames = httpServletRequest.getHeaderNames();
while (headerNames.hasMoreElements()) {
String headerName = headerNames.nextElement();
List headers = Collections.list(httpServletRequest.getHeaders(headerName));
span.addSpanTag(headerName, headers.toString());
}
span.addSpanTag("Method", httpServletRequest.getMethod());
return span;
}
private void dispatchToEjbEndpoint(HttpServletRequest request, HttpServletResponse response, EjbRuntimeEndpointInfo ejbEndpoint) {
EjbEndpointFacade container = ejbEndpoint.getContainer();
ClassLoader savedClassLoader = null;
boolean authenticated = false;
try {
// Set context class loader to application class loader
savedClassLoader = Thread.currentThread().getContextClassLoader();
Thread.currentThread().setContextClassLoader(container.getEndpointClassLoader());
// Compute realmName
String realmName = null;
Application application = ejbEndpoint.getEndpoint().getBundleDescriptor().getApplication();
if (application != null) {
realmName = application.getRealm();
}
if (realmName == null) {
realmName = ejbEndpoint.getEndpoint().getRealm();
}
if (realmName == null) {
// Use the same logic as BasicAuthenticator
realmName = request.getServerName() + ":" + request.getServerPort();
}
try {
if (securityService != null) {
WebServiceContextImpl context = (WebServiceContextImpl) ejbEndpoint.getWebServiceContext();
authenticated = securityService.doSecurity(request, ejbEndpoint, realmName, context);
}
} catch (Exception e) {
LogHelper.log(logger, WARNING, AUTH_FAILED, e, ejbEndpoint.getEndpoint().getEndpointName());
}
if (!authenticated) {
response.setHeader("WWW-Authenticate", "Basic realm=\"" + realmName + "\"");
response.sendError(SC_UNAUTHORIZED);
return;
}
// Depending on the jaxrpc or jax-ws version, this will return the
// right dispatcher.
ejbEndpoint.getMessageDispatcher().invoke(request, response, getServletContext(), ejbEndpoint);
} catch (Throwable t) {
logger.log(WARNING, EXCEPTION_THROWN, t);
} finally {
// Remove any security context from the thread local before returning
if (securityService != null) {
securityService.resetSecurityContext();
securityService.resetPolicyContext();
}
// Restore context class loader
Thread.currentThread().setContextClassLoader(savedClassLoader);
}
}
}
