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49 * Local attribute provider implementation.
52 #include <xmltooling/XMLObject.h>
54 #include <saml/saml2/core/Assertions.h>
56 #include <shibsp/exceptions.h>
57 #include <shibsp/attribute/SimpleAttribute.h>
58 #include <shibresolver/resolver.h>
62 #include "gssapiP_eap.h"
64 using namespace shibsp;
65 using namespace shibresolver;
66 using namespace opensaml::saml2md;
67 using namespace opensaml;
68 using namespace xmltooling;
71 gss_eap_shib_attr_provider::gss_eap_shib_attr_provider(void)
73 m_authenticated = false;
76 gss_eap_shib_attr_provider::~gss_eap_shib_attr_provider(void)
78 for_each(m_attributes.begin(),
80 xmltooling::cleanup<Attribute>())
85 gss_eap_shib_attr_provider::initFromExistingContext(const gss_eap_attr_ctx *manager,
86 const gss_eap_attr_provider *ctx)
88 const gss_eap_shib_attr_provider *shib;
90 if (!gss_eap_attr_provider::initFromExistingContext(manager, ctx)) {
94 m_authenticated = false;
96 shib = static_cast<const gss_eap_shib_attr_provider *>(ctx);
98 m_attributes = duplicateAttributes(shib->getAttributes());
99 m_authenticated = shib->authenticated();
106 addRadiusAttribute(const gss_eap_attr_provider *provider,
107 const gss_buffer_t attribute,
110 const gss_eap_shib_attr_provider *shib;
111 const gss_eap_radius_attr_provider *radius;
112 int authenticated, complete, more = -1;
113 vector <string> attributeIds(1);
116 radius = static_cast<const gss_eap_radius_attr_provider *>(provider);
117 shib = static_cast<const gss_eap_shib_attr_provider *>(data);
119 assert(radius != NULL && shib != NULL);
121 string attributeName =
122 gss_eap_attr_ctx::composeAttributeName(ATTR_TYPE_RADIUS, attribute);
124 attributeIds.push_back(attributeName);
125 a = new SimpleAttribute(attributeIds);
130 gss_buffer_desc value = GSS_C_EMPTY_BUFFER;
133 if (!radius->getAttribute(attribute,
141 string attributeValue((char *)value.value, value.length);
142 a->getValues().push_back(attributeValue);
144 gss_release_buffer(&minor, &value);
147 shib->getAttributes().push_back(a);
153 gss_eap_shib_attr_provider::initFromGssContext(const gss_eap_attr_ctx *manager,
154 const gss_cred_id_t gssCred,
155 const gss_ctx_id_t gssCtx)
157 const gss_eap_saml_assertion_provider *saml;
158 const gss_eap_radius_attr_provider *radius;
159 //gss_buffer_desc nameBuf = GSS_C_EMPTY_BUFFER;
162 if (!gss_eap_attr_provider::initFromGssContext(manager, gssCred, gssCtx))
165 saml = static_cast<const gss_eap_saml_assertion_provider *>
166 (m_manager->getProvider(ATTR_TYPE_SAML_ASSERTION));
167 radius = static_cast<const gss_eap_radius_attr_provider *>
168 (m_manager->getProvider(ATTR_TYPE_RADIUS));
170 auto_ptr<ShibbolethResolver> resolver(ShibbolethResolver::create());
172 // For now, leave ApplicationID defaulted.
173 // Later on, we could allow this via config option to the mechanism
174 // or rely on an SPRequest interface to pass in a URI identifying the
177 if (gssCred != GSS_C_NO_CREDENTIAL &&
178 gssEapDisplayName(&minor, gssCred->name, &nameBuf, NULL) == GSS_S_COMPLETE) {
179 resolver->setApplicationID((const char *)nameBuf.value);
180 gss_release_buffer(&minor, &nameBuf);
184 m_authenticated = false;
186 if (radius != NULL) {
187 radius->getAttributeTypes(addRadiusAttribute, (void *)this);
188 m_authenticated = radius->authenticated();
191 if (saml != NULL && saml->getAssertion() != NULL) {
192 resolver->addToken(saml->getAssertion());
194 m_authenticated = saml->authenticated();
199 m_attributes = resolver->getResolvedAttributes();
200 resolver->getResolvedAttributes().clear();
201 } catch (exception &e) {
202 //fprintf(stderr, "%s", e.what());
209 gss_eap_shib_attr_provider::getAttributeIndex(const gss_buffer_t attr) const
213 for (vector<Attribute *>::const_iterator a = m_attributes.begin();
214 a != m_attributes.end();
217 for (vector<string>::const_iterator s = (*a)->getAliases().begin();
218 s != (*a)->getAliases().end();
220 if (attr->length == (*s).length() &&
221 memcmp((*s).c_str(), attr->value, attr->length) == 0) {
231 gss_eap_shib_attr_provider::setAttribute(int complete GSSEAP_UNUSED,
232 const gss_buffer_t attr,
233 const gss_buffer_t value)
235 string attrStr((char *)attr->value, attr->length);
236 vector <string> ids(1, attrStr);
237 SimpleAttribute *a = new SimpleAttribute(ids);
239 if (value->length != 0) {
240 string valueStr((char *)value->value, value->length);
242 a->getValues().push_back(valueStr);
245 m_attributes.push_back(a);
246 m_authenticated = false;
252 gss_eap_shib_attr_provider::deleteAttribute(const gss_buffer_t attr)
256 i = getAttributeIndex(attr);
258 m_attributes.erase(m_attributes.begin() + i);
260 m_authenticated = false;
266 gss_eap_shib_attr_provider::getAttributeTypes(gss_eap_attr_enumeration_cb addAttribute,
269 for (vector<Attribute*>::const_iterator a = m_attributes.begin();
270 a != m_attributes.end();
273 gss_buffer_desc attribute;
275 attribute.value = (void *)((*a)->getId());
276 attribute.length = strlen((char *)attribute.value);
278 if (!addAttribute(this, &attribute, data))
286 gss_eap_shib_attr_provider::getAttribute(const gss_buffer_t attr) const
288 const Attribute *ret = NULL;
290 for (vector<Attribute *>::const_iterator a = m_attributes.begin();
291 a != m_attributes.end();
294 for (vector<string>::const_iterator s = (*a)->getAliases().begin();
295 s != (*a)->getAliases().end();
297 if (attr->length == (*s).length() &&
298 memcmp((*s).c_str(), attr->value, attr->length) == 0) {
311 gss_eap_shib_attr_provider::getAttribute(const gss_buffer_t attr,
315 gss_buffer_t display_value,
318 const Attribute *shibAttr = NULL;
320 int nvalues, i = *more;
324 shibAttr = getAttribute(attr);
325 if (shibAttr == NULL)
328 nvalues = shibAttr->valueCount();
332 else if (i >= nvalues)
335 buf.value = (void *)shibAttr->getSerializedValues()[*more].c_str();
336 buf.length = strlen((char *)buf.value);
338 if (buf.length != 0) {
340 duplicateBuffer(buf, value);
342 if (display_value != NULL)
343 duplicateBuffer(buf, display_value);
346 if (authenticated != NULL)
347 *authenticated = m_authenticated;
348 if (complete != NULL)
358 gss_eap_shib_attr_provider::mapToAny(int authenticated,
359 gss_buffer_t type_id GSSEAP_UNUSED) const
363 if (authenticated && !m_authenticated)
364 return (gss_any_t)NULL;
366 vector <Attribute *>v = duplicateAttributes(m_attributes);
368 output = (gss_any_t)new vector <Attribute *>(v);
374 gss_eap_shib_attr_provider::releaseAnyNameMapping(gss_buffer_t type_id GSSEAP_UNUSED,
375 gss_any_t input) const
377 vector <Attribute *> *v = ((vector <Attribute *> *)input);
382 gss_eap_shib_attr_provider::exportToBuffer(gss_buffer_t buffer) const
388 buffer->value = NULL;
390 obj.addmember("version").integer(1);
391 obj.addmember("authenticated").integer(m_authenticated);
393 attrs = obj.addmember("attributes").list();
394 for (vector<Attribute*>::const_iterator a = m_attributes.begin();
395 a != m_attributes.end(); ++a) {
396 DDF attr = (*a)->marshall();
402 string str = sink.str();
404 duplicateBuffer(str, buffer);
410 gss_eap_shib_attr_provider::initFromBuffer(const gss_eap_attr_ctx *ctx,
411 const gss_buffer_t buffer)
413 if (!gss_eap_attr_provider::initFromBuffer(ctx, buffer))
416 if (buffer->length == 0)
419 assert(m_authenticated == false);
420 assert(m_attributes.size() == 0);
423 string str((const char *)buffer->value, buffer->length);
424 istringstream source(str);
428 if (obj["version"].integer() != 1)
431 m_authenticated = (obj["authenticated"].integer() != 0);
433 DDF attrs = obj["attributes"];
434 DDF attr = attrs.first();
435 while (!attr.isnull()) {
436 Attribute *attribute = Attribute::unmarshall(attr);
437 m_attributes.push_back(attribute);
447 gss_eap_shib_attr_provider::init(void)
449 if (!ShibbolethResolver::init())
452 gss_eap_attr_ctx::registerProvider(ATTR_TYPE_LOCAL, NULL, createAttrContext);
458 gss_eap_shib_attr_provider::finalize(void)
460 gss_eap_attr_ctx::unregisterProvider(ATTR_TYPE_LOCAL);
461 ShibbolethResolver::term();
465 gss_eap_shib_attr_provider::mapException(OM_uint32 *minor,
466 std::exception &e) const
468 if (typeid(e) == typeid(AttributeException))
469 *minor = GSSEAP_SHIB_ATTR_FAILURE;
470 else if (typeid(e) == typeid(AttributeExtractionException))
471 *minor = GSSEAP_SHIB_ATTR_EXTRACT_FAILURE;
472 else if (typeid(e) == typeid(AttributeFilteringException))
473 *minor = GSSEAP_SHIB_ATTR_FILTER_FAILURE;
474 else if (typeid(e) == typeid(AttributeResolutionException))
475 *minor = GSSEAP_SHIB_ATTR_RESOLVE_FAILURE;
476 else if (typeid(e) == typeid(ConfigurationException))
477 *minor = GSSEAP_SHIB_CONFIG_FAILURE;
478 else if (typeid(e) == typeid(ListenerException))
479 *minor = GSSEAP_SHIB_LISTENER_FAILURE;
481 return GSS_S_CONTINUE_NEEDED;
483 return GSS_S_FAILURE;
486 gss_eap_attr_provider *
487 gss_eap_shib_attr_provider::createAttrContext(void)
489 return new gss_eap_shib_attr_provider;
493 gss_eap_shib_attr_provider::duplicateAttribute(const Attribute *src)
495 DDF obj = src->marshall();
496 Attribute *attribute = Attribute::unmarshall(obj);
503 gss_eap_shib_attr_provider::duplicateAttributes(const vector <Attribute *>src)
505 vector <Attribute *> dst;
507 for (vector<Attribute *>::const_iterator a = src.begin();
510 dst.push_back(duplicateAttribute(*a));
516 gssEapLocalAttrProviderInit(OM_uint32 *minor)
518 if (!gss_eap_shib_attr_provider::init()) {
519 *minor = GSSEAP_SHIB_INIT_FAILURE;
520 return GSS_S_FAILURE;
522 return GSS_S_COMPLETE;
526 gssEapLocalAttrProviderFinalize(OM_uint32 *minor)
528 gss_eap_shib_attr_provider::finalize();
531 return GSS_S_COMPLETE;