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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_initialized = false;
74 m_authenticated = false;
77 gss_eap_shib_attr_provider::~gss_eap_shib_attr_provider(void)
79 for_each(m_attributes.begin(),
81 xmltooling::cleanup<Attribute>())
86 gss_eap_shib_attr_provider::initFromExistingContext(const gss_eap_attr_ctx *manager,
87 const gss_eap_attr_provider *ctx)
89 const gss_eap_shib_attr_provider *shib;
91 if (!gss_eap_attr_provider::initFromExistingContext(manager, ctx)) {
95 m_authenticated = false;
97 shib = static_cast<const gss_eap_shib_attr_provider *>(ctx);
99 m_attributes = duplicateAttributes(shib->getAttributes());
100 m_authenticated = shib->authenticated();
103 m_initialized = true;
109 gss_eap_shib_attr_provider::initFromGssContext(const gss_eap_attr_ctx *manager,
110 const gss_cred_id_t gssCred,
111 const gss_ctx_id_t gssCtx)
113 const gss_eap_saml_assertion_provider *saml;
114 gss_buffer_desc exportedCtx = GSS_C_EMPTY_BUFFER;
115 OM_uint32 major, minor;
118 gss_buffer_desc nameBuf = GSS_C_EMPTY_BUFFER;
120 if (!gss_eap_attr_provider::initFromGssContext(manager, gssCred, gssCtx))
123 saml = static_cast<const gss_eap_saml_assertion_provider *>
124 (m_manager->getProvider(ATTR_TYPE_SAML_ASSERTION));
126 auto_ptr<ShibbolethResolver> resolver(ShibbolethResolver::create());
129 * For now, leave ApplicationID defaulted.
130 * Later on, we could allow this via config option to the mechanism
131 * or rely on an SPRequest interface to pass in a URI identifying the
135 if (gssCred != GSS_C_NO_CREDENTIAL &&
136 gssEapDisplayName(&minor, gssCred->name, &nameBuf, NULL) == GSS_S_COMPLETE) {
137 resolver->setApplicationID((const char *)nameBuf.value);
138 gss_release_buffer(&minor, &nameBuf);
142 major = gssEapExportSecContext(&minor, gssCtx, &exportedCtx);
143 if (major == GSS_S_COMPLETE) {
144 resolver->addToken(&exportedCtx);
145 gss_release_buffer(&minor, &exportedCtx);
148 if (saml != NULL && saml->getAssertion() != NULL) {
149 resolver->addToken(saml->getAssertion());
150 m_authenticated = saml->authenticated();
155 m_attributes = resolver->getResolvedAttributes();
156 resolver->getResolvedAttributes().clear();
157 } catch (exception &e) {
159 fprintf(stderr, "%s", e.what());
163 m_initialized = true;
169 gss_eap_shib_attr_provider::getAttributeIndex(const gss_buffer_t attr) const
173 assert(m_initialized);
175 for (vector<Attribute *>::const_iterator a = m_attributes.begin();
176 a != m_attributes.end();
179 for (vector<string>::const_iterator s = (*a)->getAliases().begin();
180 s != (*a)->getAliases().end();
182 if (attr->length == (*s).length() &&
183 memcmp((*s).c_str(), attr->value, attr->length) == 0) {
193 gss_eap_shib_attr_provider::setAttribute(int complete GSSEAP_UNUSED,
194 const gss_buffer_t attr,
195 const gss_buffer_t value)
197 string attrStr((char *)attr->value, attr->length);
198 vector <string> ids(1, attrStr);
199 SimpleAttribute *a = new SimpleAttribute(ids);
201 assert(m_initialized);
203 if (value->length != 0) {
204 string valueStr((char *)value->value, value->length);
206 a->getValues().push_back(valueStr);
209 m_attributes.push_back(a);
210 m_authenticated = false;
216 gss_eap_shib_attr_provider::deleteAttribute(const gss_buffer_t attr)
220 assert(m_initialized);
222 i = getAttributeIndex(attr);
224 m_attributes.erase(m_attributes.begin() + i);
226 m_authenticated = false;
232 gss_eap_shib_attr_provider::getAttributeTypes(gss_eap_attr_enumeration_cb addAttribute,
235 assert(m_initialized);
237 for (vector<Attribute*>::const_iterator a = m_attributes.begin();
238 a != m_attributes.end();
241 gss_buffer_desc attribute;
243 attribute.value = (void *)((*a)->getId());
244 attribute.length = strlen((char *)attribute.value);
246 if (!addAttribute(m_manager, this, &attribute, data))
254 gss_eap_shib_attr_provider::getAttribute(const gss_buffer_t attr) const
256 const Attribute *ret = NULL;
258 assert(m_initialized);
260 for (vector<Attribute *>::const_iterator a = m_attributes.begin();
261 a != m_attributes.end();
264 for (vector<string>::const_iterator s = (*a)->getAliases().begin();
265 s != (*a)->getAliases().end();
267 if (attr->length == (*s).length() &&
268 memcmp((*s).c_str(), attr->value, attr->length) == 0) {
281 gss_eap_shib_attr_provider::getAttribute(const gss_buffer_t attr,
285 gss_buffer_t display_value,
288 const Attribute *shibAttr = NULL;
290 int nvalues, i = *more;
292 assert(m_initialized);
296 shibAttr = getAttribute(attr);
297 if (shibAttr == NULL)
300 nvalues = shibAttr->valueCount();
304 else if (i >= nvalues)
307 buf.value = (void *)shibAttr->getSerializedValues()[*more].c_str();
308 buf.length = strlen((char *)buf.value);
310 if (buf.length != 0) {
312 duplicateBuffer(buf, value);
314 if (display_value != NULL)
315 duplicateBuffer(buf, display_value);
318 if (authenticated != NULL)
319 *authenticated = m_authenticated;
320 if (complete != NULL)
330 gss_eap_shib_attr_provider::mapToAny(int authenticated,
331 gss_buffer_t type_id GSSEAP_UNUSED) const
335 assert(m_initialized);
337 if (authenticated && !m_authenticated)
338 return (gss_any_t)NULL;
340 vector <Attribute *>v = duplicateAttributes(m_attributes);
342 output = (gss_any_t)new vector <Attribute *>(v);
348 gss_eap_shib_attr_provider::releaseAnyNameMapping(gss_buffer_t type_id GSSEAP_UNUSED,
349 gss_any_t input) const
351 assert(m_initialized);
353 vector <Attribute *> *v = ((vector <Attribute *> *)input);
358 gss_eap_shib_attr_provider::prefix(void) const
364 gss_eap_shib_attr_provider::name(void) const
370 gss_eap_shib_attr_provider::jsonRepresentation(void) const
374 if (m_initialized == false)
375 return obj; /* don't export incomplete context */
377 JSONObject attrs = JSONObject::array();
379 for (vector<Attribute*>::const_iterator a = m_attributes.begin();
380 a != m_attributes.end(); ++a) {
381 DDF attr = (*a)->marshall();
382 JSONObject jobj(attr);
386 obj.set("attributes", attrs);
388 obj.set("authenticated", m_authenticated);
394 gss_eap_shib_attr_provider::initWithJsonObject(const gss_eap_attr_ctx *ctx,
397 if (!gss_eap_attr_provider::initWithJsonObject(ctx, obj))
400 assert(m_authenticated == false);
401 assert(m_attributes.size() == 0);
403 JSONObject attrs = obj["attributes"];
404 size_t nelems = attrs.size();
406 for (size_t i = 0; i < nelems; i++) {
407 DDF attr = attrs.get(i).ddf();
408 Attribute *attribute = Attribute::unmarshall(attr);
409 m_attributes.push_back(attribute);
412 m_authenticated = obj["authenticated"].integer();
413 m_initialized = true;
419 gss_eap_shib_attr_provider::init(void)
421 if (!ShibbolethResolver::init())
424 gss_eap_attr_ctx::registerProvider(ATTR_TYPE_LOCAL, createAttrContext);
430 gss_eap_shib_attr_provider::finalize(void)
432 gss_eap_attr_ctx::unregisterProvider(ATTR_TYPE_LOCAL);
433 ShibbolethResolver::term();
437 gss_eap_shib_attr_provider::mapException(OM_uint32 *minor,
438 std::exception &e) const
440 if (typeid(e) == typeid(AttributeException))
441 *minor = GSSEAP_SHIB_ATTR_FAILURE;
442 else if (typeid(e) == typeid(AttributeExtractionException))
443 *minor = GSSEAP_SHIB_ATTR_EXTRACT_FAILURE;
444 else if (typeid(e) == typeid(AttributeFilteringException))
445 *minor = GSSEAP_SHIB_ATTR_FILTER_FAILURE;
446 else if (typeid(e) == typeid(AttributeResolutionException))
447 *minor = GSSEAP_SHIB_ATTR_RESOLVE_FAILURE;
448 else if (typeid(e) == typeid(ConfigurationException))
449 *minor = GSSEAP_SHIB_CONFIG_FAILURE;
450 else if (typeid(e) == typeid(ListenerException))
451 *minor = GSSEAP_SHIB_LISTENER_FAILURE;
453 return GSS_S_CONTINUE_NEEDED;
455 return GSS_S_FAILURE;
458 gss_eap_attr_provider *
459 gss_eap_shib_attr_provider::createAttrContext(void)
461 return new gss_eap_shib_attr_provider;
465 gss_eap_shib_attr_provider::duplicateAttribute(const Attribute *src)
467 DDF obj = src->marshall();
468 Attribute *attribute = Attribute::unmarshall(obj);
475 gss_eap_shib_attr_provider::duplicateAttributes(const vector <Attribute *>src)
477 vector <Attribute *> dst;
479 for (vector<Attribute *>::const_iterator a = src.begin();
482 dst.push_back(duplicateAttribute(*a));
488 gssEapLocalAttrProviderInit(OM_uint32 *minor)
490 if (!gss_eap_shib_attr_provider::init()) {
491 *minor = GSSEAP_SHIB_INIT_FAILURE;
492 return GSS_S_FAILURE;
494 return GSS_S_COMPLETE;
498 gssEapLocalAttrProviderFinalize(OM_uint32 *minor)
500 gss_eap_shib_attr_provider::finalize();
503 return GSS_S_COMPLETE;