2 * Copyright (c) 2011, JANET(UK)
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of JANET(UK) nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * Copyright 2001-2009 Internet2
35 * Licensed under the Apache License, Version 2.0 (the "License");
36 * you may not use this file except in compliance with the License.
37 * You may obtain a copy of the License at
39 * http://www.apache.org/licenses/LICENSE-2.0
41 * Unless required by applicable law or agreed to in writing, software
42 * distributed under the License is distributed on an "AS IS" BASIS,
43 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
44 * See the License for the specific language governing permissions and
45 * limitations under the License.
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/BinaryAttribute.h>
58 #include <shibsp/attribute/SimpleAttribute.h>
59 #include <shibresolver/resolver.h>
63 #include "gssapiP_eap.h"
65 using namespace shibsp;
66 using namespace shibresolver;
67 using namespace opensaml::saml2md;
68 using namespace opensaml;
69 using namespace xmltooling;
72 gss_eap_shib_attr_provider::gss_eap_shib_attr_provider(void)
74 m_initialized = false;
75 m_authenticated = false;
78 gss_eap_shib_attr_provider::~gss_eap_shib_attr_provider(void)
80 for_each(m_attributes.begin(),
82 xmltooling::cleanup<Attribute>())
87 gss_eap_shib_attr_provider::initWithExistingContext(const gss_eap_attr_ctx *manager,
88 const gss_eap_attr_provider *ctx)
90 const gss_eap_shib_attr_provider *shib;
92 if (!gss_eap_attr_provider::initWithExistingContext(manager, ctx)) {
96 m_authenticated = false;
98 shib = static_cast<const gss_eap_shib_attr_provider *>(ctx);
100 m_attributes = duplicateAttributes(shib->getAttributes());
101 m_authenticated = shib->authenticated();
104 m_initialized = true;
110 gss_eap_shib_attr_provider::initWithGssContext(const gss_eap_attr_ctx *manager,
111 const gss_cred_id_t gssCred,
112 const gss_ctx_id_t gssCtx)
114 if (!gss_eap_attr_provider::initWithGssContext(manager, gssCred, gssCtx))
117 auto_ptr<ShibbolethResolver> resolver(ShibbolethResolver::create());
120 * For now, leave ApplicationID defaulted.
121 * Later on, we could allow this via config option to the mechanism
122 * or rely on an SPRequest interface to pass in a URI identifying the
126 gss_buffer_desc nameBuf = GSS_C_EMPTY_BUFFER;
127 if (gssCred != GSS_C_NO_CREDENTIAL &&
128 gssEapDisplayName(&minor, gssCred->name, &nameBuf, NULL) == GSS_S_COMPLETE) {
129 resolver->setApplicationID((const char *)nameBuf.value);
130 gss_release_buffer(&minor, &nameBuf);
134 gss_buffer_desc mechName = GSS_C_EMPTY_BUFFER;
135 OM_uint32 major, minor;
137 major = gssEapExportNameInternal(&minor, gssCtx->initiatorName, &mechName,
138 EXPORT_NAME_FLAG_OID |
139 EXPORT_NAME_FLAG_COMPOSITE);
140 if (major == GSS_S_COMPLETE) {
141 resolver->addToken(&mechName);
142 gss_release_buffer(&minor, &mechName);
145 const gss_eap_saml_assertion_provider *saml;
146 saml = static_cast<const gss_eap_saml_assertion_provider *>
147 (m_manager->getProvider(ATTR_TYPE_SAML_ASSERTION));
148 if (saml != NULL && saml->getAssertion() != NULL) {
149 resolver->addToken(saml->getAssertion());
154 m_attributes = resolver->getResolvedAttributes();
155 resolver->getResolvedAttributes().clear();
156 } catch (exception &e) {
160 m_authenticated = true;
161 m_initialized = true;
167 gss_eap_shib_attr_provider::getAttributeIndex(const gss_buffer_t attr) const
171 assert(m_initialized);
173 for (vector<Attribute *>::const_iterator a = m_attributes.begin();
174 a != m_attributes.end();
177 for (vector<string>::const_iterator s = (*a)->getAliases().begin();
178 s != (*a)->getAliases().end();
180 if (attr->length == (*s).length() &&
181 memcmp((*s).c_str(), attr->value, attr->length) == 0) {
191 gss_eap_shib_attr_provider::setAttribute(int complete GSSEAP_UNUSED,
192 const gss_buffer_t attr,
193 const gss_buffer_t value)
195 string attrStr((char *)attr->value, attr->length);
196 vector <string> ids(1, attrStr);
197 BinaryAttribute *a = new BinaryAttribute(ids);
199 assert(m_initialized);
201 if (value->length != 0) {
202 string valueStr((char *)value->value, value->length);
204 a->getValues().push_back(valueStr);
207 m_attributes.push_back(a);
208 m_authenticated = false;
214 gss_eap_shib_attr_provider::deleteAttribute(const gss_buffer_t attr)
218 assert(m_initialized);
220 i = getAttributeIndex(attr);
222 m_attributes.erase(m_attributes.begin() + i);
224 m_authenticated = false;
230 gss_eap_shib_attr_provider::getAttributeTypes(gss_eap_attr_enumeration_cb addAttribute,
233 assert(m_initialized);
235 for (vector<Attribute*>::const_iterator a = m_attributes.begin();
236 a != m_attributes.end();
239 gss_buffer_desc attribute;
241 attribute.value = (void *)((*a)->getId());
242 attribute.length = strlen((char *)attribute.value);
244 if (!addAttribute(m_manager, this, &attribute, data))
252 gss_eap_shib_attr_provider::getAttribute(const gss_buffer_t attr) const
254 const Attribute *ret = NULL;
256 assert(m_initialized);
258 for (vector<Attribute *>::const_iterator a = m_attributes.begin();
259 a != m_attributes.end();
262 for (vector<string>::const_iterator s = (*a)->getAliases().begin();
263 s != (*a)->getAliases().end();
265 if (attr->length == (*s).length() &&
266 memcmp((*s).c_str(), attr->value, attr->length) == 0) {
279 gss_eap_shib_attr_provider::getAttribute(const gss_buffer_t attr,
283 gss_buffer_t display_value,
286 const Attribute *shibAttr = NULL;
287 const BinaryAttribute *binaryAttr;
288 gss_buffer_desc valueBuf = GSS_C_EMPTY_BUFFER;
289 gss_buffer_desc displayValueBuf = GSS_C_EMPTY_BUFFER;
290 int nvalues, i = *more;
292 assert(m_initialized);
296 shibAttr = getAttribute(attr);
297 if (shibAttr == NULL)
300 nvalues = shibAttr->valueCount();
307 binaryAttr = dynamic_cast<const BinaryAttribute *>(shibAttr);
308 if (binaryAttr != NULL) {
309 std::string str = binaryAttr->getValues()[*more];
311 valueBuf.value = (void *)str.data();
312 valueBuf.length = str.size();
314 std::string str = shibAttr->getSerializedValues()[*more];
316 valueBuf.value = (void *)str.c_str();
317 valueBuf.length = str.length();
319 displayValueBuf = valueBuf;
322 if (authenticated != NULL)
323 *authenticated = m_authenticated;
324 if (complete != NULL)
327 duplicateBuffer(valueBuf, value);
328 if (display_value != NULL)
329 duplicateBuffer(displayValueBuf, display_value);
337 gss_eap_shib_attr_provider::mapToAny(int authenticated,
338 gss_buffer_t type_id GSSEAP_UNUSED) const
342 assert(m_initialized);
344 if (authenticated && !m_authenticated)
345 return (gss_any_t)NULL;
347 vector <Attribute *>v = duplicateAttributes(m_attributes);
349 output = (gss_any_t)new vector <Attribute *>(v);
355 gss_eap_shib_attr_provider::releaseAnyNameMapping(gss_buffer_t type_id GSSEAP_UNUSED,
356 gss_any_t input) const
358 assert(m_initialized);
360 vector <Attribute *> *v = ((vector <Attribute *> *)input);
365 gss_eap_shib_attr_provider::prefix(void) const
371 gss_eap_shib_attr_provider::name(void) const
377 gss_eap_shib_attr_provider::jsonRepresentation(void) const
381 if (m_initialized == false)
382 return obj; /* don't export incomplete context */
384 JSONObject jattrs = JSONObject::array();
386 for (vector<Attribute*>::const_iterator a = m_attributes.begin();
387 a != m_attributes.end(); ++a) {
388 DDF attr = (*a)->marshall();
389 JSONObject jattr = JSONObject::ddf(attr);
390 jattrs.append(jattr);
393 obj.set("attributes", jattrs);
395 obj.set("authenticated", m_authenticated);
401 gss_eap_shib_attr_provider::initWithJsonObject(const gss_eap_attr_ctx *ctx,
404 if (!gss_eap_attr_provider::initWithJsonObject(ctx, obj))
407 assert(m_authenticated == false);
408 assert(m_attributes.size() == 0);
410 JSONObject jattrs = obj["attributes"];
411 size_t nelems = jattrs.size();
413 for (size_t i = 0; i < nelems; i++) {
414 JSONObject jattr = jattrs.get(i);
416 DDF attr = jattr.ddf();
417 Attribute *attribute = Attribute::unmarshall(attr);
418 m_attributes.push_back(attribute);
421 m_authenticated = obj["authenticated"].integer();
422 m_initialized = true;
428 gss_eap_shib_attr_provider::init(void)
433 if (SPConfig::getConfig().getFeatures() == 0)
434 ret = ShibbolethResolver::init();
435 } catch (exception &e) {
439 gss_eap_attr_ctx::registerProvider(ATTR_TYPE_LOCAL, createAttrContext);
445 gss_eap_shib_attr_provider::finalize(void)
447 gss_eap_attr_ctx::unregisterProvider(ATTR_TYPE_LOCAL);
448 ShibbolethResolver::term();
452 gss_eap_shib_attr_provider::mapException(OM_uint32 *minor,
453 std::exception &e) const
455 if (typeid(e) == typeid(AttributeException))
456 *minor = GSSEAP_SHIB_ATTR_FAILURE;
457 else if (typeid(e) == typeid(AttributeExtractionException))
458 *minor = GSSEAP_SHIB_ATTR_EXTRACT_FAILURE;
459 else if (typeid(e) == typeid(AttributeFilteringException))
460 *minor = GSSEAP_SHIB_ATTR_FILTER_FAILURE;
461 else if (typeid(e) == typeid(AttributeResolutionException))
462 *minor = GSSEAP_SHIB_ATTR_RESOLVE_FAILURE;
463 else if (typeid(e) == typeid(ConfigurationException))
464 *minor = GSSEAP_SHIB_CONFIG_FAILURE;
465 else if (typeid(e) == typeid(ListenerException))
466 *minor = GSSEAP_SHIB_LISTENER_FAILURE;
468 return GSS_S_CONTINUE_NEEDED;
470 gssEapSaveStatusInfo(*minor, "%s", e.what());
472 return GSS_S_FAILURE;
475 gss_eap_attr_provider *
476 gss_eap_shib_attr_provider::createAttrContext(void)
478 return new gss_eap_shib_attr_provider;
482 gss_eap_shib_attr_provider::duplicateAttribute(const Attribute *src)
484 DDF obj = src->marshall();
485 Attribute *attribute = Attribute::unmarshall(obj);
492 gss_eap_shib_attr_provider::duplicateAttributes(const vector <Attribute *>src)
494 vector <Attribute *> dst;
496 for (vector<Attribute *>::const_iterator a = src.begin();
499 dst.push_back(duplicateAttribute(*a));
505 gssEapLocalAttrProviderInit(OM_uint32 *minor)
507 if (!gss_eap_shib_attr_provider::init()) {
508 *minor = GSSEAP_SHIB_INIT_FAILURE;
509 return GSS_S_FAILURE;
511 return GSS_S_COMPLETE;
515 gssEapLocalAttrProviderFinalize(OM_uint32 *minor)
517 gss_eap_shib_attr_provider::finalize();
520 return GSS_S_COMPLETE;