/*
- * Copyright 2010 JANET(UK)
+ * Copyright 2010-2011 JANET(UK)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include "internal.h"
+#ifdef SHIBRESOLVER_HAVE_GSSAPI_NAMINGEXTS
+# ifdef SHIBRESOLVER_HAVE_GSSMIT
+# include <gssapi/gssapi_ext.h>
+# endif
+#endif
+
#include <shibsp/exceptions.h>
#include <shibsp/Application.h>
+#include <shibsp/GSSRequest.h>
#include <shibsp/SPRequest.h>
#include <shibsp/ServiceProvider.h>
#include <shibsp/attribute/Attribute.h>
#endif
#include <xmltooling/XMLObjectBuilder.h>
#include <xmltooling/XMLToolingConfig.h>
+#include <xmltooling/impl/AnyElement.h>
#include <xmltooling/util/ParserPool.h>
#include <xmltooling/util/XMLHelper.h>
+#include <xercesc/util/Base64.hpp>
using namespace shibresolver;
using namespace shibsp;
}
ShibbolethResolver::ShibbolethResolver() : m_request(NULL), m_sp(NULL)
+#ifdef SHIBRESOLVER_HAVE_GSSAPI
+ ,m_gsswrapper(NULL)
+#endif
{
}
ShibbolethResolver::~ShibbolethResolver()
{
+#ifdef SHIBRESOLVER_HAVE_GSSAPI
+ delete m_gsswrapper;
+#endif
for_each(m_resolvedAttributes.begin(), m_resolvedAttributes.end(), xmltooling::cleanup<Attribute>());
if (m_sp)
m_sp->unlock();
void ShibbolethResolver::setRequest(const SPRequest* request)
{
m_request = request;
+#if defined(SHIBSP_HAVE_GSSAPI) && defined (SHIBRESOLVER_HAVE_GSSAPI)
+ if (request) {
+ const GSSRequest* gss = dynamic_cast<const GSSRequest*>(request);
+ if (gss) {
+ // TODO: fix API to prevent destruction of contexts
+ gss_ctx_id_t ctx = gss->getGSSContext();
+ addToken(&ctx);
+ }
+ }
+#endif
}
void ShibbolethResolver::setApplicationID(const char* appID)
m_tokens.push_back(token);
}
+#ifdef SHIBRESOLVER_HAVE_GSSAPI
+void ShibbolethResolver::addToken(gss_ctx_id_t* ctx)
+{
+ if (m_gsswrapper) {
+ delete m_gsswrapper;
+ m_gsswrapper = NULL;
+ }
+
+ if (ctx && *ctx != GSS_C_NO_CONTEXT) {
+ OM_uint32 minor;
+ gss_buffer_desc contextbuf = GSS_C_EMPTY_BUFFER;
+ OM_uint32 major = gss_export_sec_context(&minor, ctx, &contextbuf);
+ if (major == GSS_S_COMPLETE) {
+ xsecsize_t len=0;
+ XMLByte* out=Base64::encode(reinterpret_cast<const XMLByte*>(contextbuf.value), contextbuf.length, &len);
+ if (out) {
+ string s;
+ s.append(reinterpret_cast<char*>(out), len);
+ auto_ptr_XMLCh temp(s.c_str());
+#ifdef SHIBSP_XERCESC_HAS_XMLBYTE_RELEASE
+ XMLString::release(&out);
+#else
+ XMLString::release((char**)&out);
+#endif
+ static const XMLCh _GSSAPI[] = UNICODE_LITERAL_13(G,S,S,A,P,I,C,o,n,t,e,x,t);
+ m_gsswrapper = new AnyElementImpl(shibspconstants::SHIB2ATTRIBUTEMAP_NS, _GSSAPI);
+ m_gsswrapper->setTextContent(temp.get());
+ }
+ else {
+ Category::getInstance(SHIBRESOLVER_LOGCAT).error("error while base64-encoding GSS context");
+ }
+ gss_release_buffer(&minor, &contextbuf);
+ }
+ else {
+ Category::getInstance(SHIBRESOLVER_LOGCAT).error("error exporting GSS context");
+ }
+ }
+}
+
+#ifdef SHIBRESOLVER_HAVE_GSSAPI_NAMINGEXTS
+void ShibbolethResolver::addToken(gss_name_t name)
+{
+ if (m_gsswrapper) {
+ delete m_gsswrapper;
+ m_gsswrapper = NULL;
+ }
+
+ OM_uint32 minor;
+ gss_buffer_desc namebuf = GSS_C_EMPTY_BUFFER;
+ OM_uint32 major = gss_export_name_composite(&minor, name, &namebuf);
+ if (major == GSS_S_COMPLETE) {
+ addToken(&namebuf);
+ gss_release_buffer(&minor, &namebuf);
+ }
+ else {
+ Category::getInstance(SHIBRESOLVER_LOGCAT).error("error exporting GSS name");
+ }
+}
+#endif
+
+void ShibbolethResolver::addToken(const gss_buffer_t contextbuf)
+{
+ if (m_gsswrapper) {
+ delete m_gsswrapper;
+ m_gsswrapper = NULL;
+ }
+
+ xsecsize_t len=0;
+ XMLByte* out=Base64::encode(reinterpret_cast<const XMLByte*>(contextbuf->value), contextbuf->length, &len);
+ if (out) {
+ string s;
+ s.append(reinterpret_cast<char*>(out), len);
+ auto_ptr_XMLCh temp(s.c_str());
+#ifdef SHIBSP_XERCESC_HAS_XMLBYTE_RELEASE
+ XMLString::release(&out);
+#else
+ XMLString::release((char**)&out);
+#endif
+ static const XMLCh _GSSAPI[] = UNICODE_LITERAL_10(G,S,S,A,P,I,N,a,m,e);
+ m_gsswrapper = new AnyElementImpl(shibspconstants::SHIB2ATTRIBUTEMAP_NS, _GSSAPI);
+ m_gsswrapper->setTextContent(temp.get());
+ }
+ else {
+ Category::getInstance(SHIBRESOLVER_LOGCAT).error("error while base64-encoding GSS name");
+ }
+}
+
+#endif
+
void ShibbolethResolver::addAttribute(Attribute* attr)
{
if (attr)
if (!app)
throw ConfigurationException("Unable to locate application for resolution.");
+#ifdef SHIBRESOLVER_HAVE_GSSAPI
+ if (m_gsswrapper)
+ m_tokens.push_back(m_gsswrapper);
+#endif
+
if (conf.isEnabled(SPConfig::OutOfProcess)) {
g_Remoted.resolve(
*app,
{
#ifndef SHIBSP_LITE
Category& log = Category::getInstance(SHIBRESOLVER_LOGCAT);
+ string issuerstr(issuer ? issuer : "");
pair<const EntityDescriptor*,const RoleDescriptor*> entity = make_pair((EntityDescriptor*)NULL, (RoleDescriptor*)NULL);
- MetadataProvider* m = app.getMetadataProvider();
+ MetadataProvider* m = app.getMetadataProvider(false);
Locker locker(m);
- if (issuer && *issuer) {
- // Lookup metadata for the issuer.
- MetadataProviderCriteria mc(app, issuer, &IDPSSODescriptor::ELEMENT_QNAME, samlconstants::SAML20P_NS);
- entity = m->getEntityDescriptor(mc);
- if (!entity.first) {
- log.warn("unable to locate metadata for provider (%s)", issuer);
+ if (!m) {
+ log.warn("no metadata providers are configured");
+ }
+ else {
+ if (issuerstr.empty()) {
+ // Attempt to locate an issuer based on input token.
+ for (vector<const XMLObject*>::const_iterator t = tokens.begin(); t!=tokens.end(); ++t) {
+ const saml2::Assertion* assertion = dynamic_cast<const saml2::Assertion*>(*t);
+ if (assertion && assertion->getIssuer()) {
+ auto_ptr_char iss(assertion->getIssuer()->getName());
+ if (iss.get() && *iss.get()) {
+ issuerstr = iss.get();
+ break;
+ }
+ }
+ }
+ if (!issuerstr.empty()) {
+ log.info("setting issuer based on input token (%s)", issuerstr.c_str());
+ }
}
- else if (!entity.second) {
- log.warn("unable to locate SAML 2.0 identity provider role for provider (%s)", issuer);
+
+ if (!issuerstr.empty()) {
+ // Lookup metadata for the issuer.
+ MetadataProviderCriteria idpmc(app, issuerstr.c_str(), &IDPSSODescriptor::ELEMENT_QNAME, samlconstants::SAML20P_NS);
+ entity = m->getEntityDescriptor(idpmc);
+ if (!entity.first) {
+ log.warn("unable to locate metadata for provider (%s)", issuerstr.c_str());
+ }
+ else if (!entity.second) {
+ MetadataProviderCriteria aamc(app, issuerstr.c_str(), &AttributeAuthorityDescriptor::ELEMENT_QNAME, samlconstants::SAML20P_NS);
+ entity = m->getEntityDescriptor(aamc);
+ if (!entity.second) {
+ log.warn("unable to locate SAML 2.0 IdP or AA role for provider (%s)", issuerstr.c_str());
+ }
+ }
}
}