#include "binding/SOAPClient.h"
#include "util/SPConstants.h"
-#include <log4cpp/Category.hh>
#include <saml/exceptions.h>
#include <saml/binding/SecurityPolicy.h>
#include <saml/saml1/binding/SAML1SOAPClient.h>
using namespace opensaml::saml2md;
using namespace opensaml;
using namespace xmltooling;
-using namespace log4cpp;
using namespace std;
namespace shibsp {
{
public:
QueryContext(const Application& application, const Session& session)
- : m_query(true), m_app(application), m_session(&session), m_metadata(NULL), m_entity(NULL), m_nameid(NULL) {
+ : m_query(true), m_app(application), m_session(&session), m_metadata(NULL), m_entity(NULL), m_nameid(NULL) {
+ m_protocol = XMLString::transcode(session.getProtocol());
+ m_class = XMLString::transcode(session.getAuthnContextClassRef());
+ m_decl = XMLString::transcode(session.getAuthnContextDeclRef());
}
QueryContext(
const Application& application,
const EntityDescriptor* issuer,
+ const XMLCh* protocol,
const NameID* nameid,
- const char* authncontext_class=NULL,
- const char* authncontext_decl=NULL,
+ const XMLCh* authncontext_class=NULL,
+ const XMLCh* authncontext_decl=NULL,
const vector<const opensaml::Assertion*>* tokens=NULL,
- const multimap<string,Attribute*>* attributes=NULL
+ const vector<Attribute*>* attributes=NULL
) : m_query(true), m_app(application), m_session(NULL), m_metadata(NULL), m_entity(issuer),
- m_nameid(nameid), m_class(authncontext_class), m_decl(authncontext_decl) {
+ m_protocol(protocol), m_nameid(nameid), m_class(authncontext_class), m_decl(authncontext_decl) {
if (tokens) {
for (vector<const opensaml::Assertion*>::const_iterator t = tokens->begin(); t!=tokens->end(); ++t) {
}
~QueryContext() {
+ if (m_session) {
+ XMLString::release((XMLCh**)&m_protocol);
+ XMLString::release((XMLCh**)&m_class);
+ XMLString::release((XMLCh**)&m_decl);
+ }
if (m_metadata)
m_metadata->unlock();
- for_each(m_attributes.begin(), m_attributes.end(), cleanup_pair<string,shibsp::Attribute>());
+ for_each(m_attributes.begin(), m_attributes.end(), xmltooling::cleanup<shibsp::Attribute>());
for_each(m_assertions.begin(), m_assertions.end(), xmltooling::cleanup<opensaml::Assertion>());
}
}
return NULL;
}
+ const XMLCh* getProtocol() const {
+ return m_protocol;
+ }
const NameID* getNameID() const {
return m_session ? m_session->getNameID() : m_nameid;
}
- const char* getClassRef() const {
- return m_session ? m_session->getAuthnContextClassRef() : m_class;
+ const XMLCh* getClassRef() const {
+ return m_class;
}
- const char* getDeclRef() const {
- return m_session ? m_session->getAuthnContextDeclRef() : m_decl;
+ const XMLCh* getDeclRef() const {
+ return m_decl;
}
const Session* getSession() const {
return m_session;
}
- multimap<string,shibsp::Attribute*>& getResolvedAttributes() {
+ vector<shibsp::Attribute*>& getResolvedAttributes() {
return m_attributes;
}
vector<opensaml::Assertion*>& getResolvedAssertions() {
const Session* m_session;
mutable MetadataProvider* m_metadata;
mutable const EntityDescriptor* m_entity;
+ const XMLCh* m_protocol;
const NameID* m_nameid;
- const char* m_class;
- const char* m_decl;
- multimap<string,shibsp::Attribute*> m_attributes;
+ const XMLCh* m_class;
+ const XMLCh* m_decl;
+ vector<shibsp::Attribute*> m_attributes;
vector<opensaml::Assertion*> m_assertions;
};
ResolutionContext* createResolutionContext(
const Application& application,
const EntityDescriptor* issuer,
+ const XMLCh* protocol,
const NameID* nameid,
- const char* authncontext_class=NULL,
- const char* authncontext_decl=NULL,
+ const XMLCh* authncontext_class=NULL,
+ const XMLCh* authncontext_decl=NULL,
const vector<const opensaml::Assertion*>* tokens=NULL,
- const multimap<string,shibsp::Attribute*>* attributes=NULL
+ const vector<shibsp::Attribute*>* attributes=NULL
) const {
- return new QueryContext(application,issuer,nameid,authncontext_class,authncontext_decl,tokens,attributes);
+ return new QueryContext(application,issuer,protocol,nameid,authncontext_class,authncontext_decl,tokens,attributes);
}
ResolutionContext* createResolutionContext(const Application& application, const Session& session) const {
void resolveAttributes(ResolutionContext& ctx) const;
+ void getAttributeIds(vector<string>& attributes) const {
+ // Nothing to do, only the extractor would actually generate them.
+ }
+
private:
bool SAML1Query(QueryContext& ctx) const;
bool SAML2Query(QueryContext& ctx) const;
xmltooling::NDC ndc("query");
#endif
- int version = 1;
- const AttributeAuthorityDescriptor* AA = ctx.getEntityDescriptor()->getAttributeAuthorityDescriptor(samlconstants::SAML11_PROTOCOL_ENUM);
+ int version = XMLString::equals(ctx.getProtocol(), samlconstants::SAML11_PROTOCOL_ENUM) ? 1 : 0;
+ const AttributeAuthorityDescriptor* AA = ctx.getEntityDescriptor()->getAttributeAuthorityDescriptor(ctx.getProtocol());
if (!AA) {
- AA = ctx.getEntityDescriptor()->getAttributeAuthorityDescriptor(samlconstants::SAML10_PROTOCOL_ENUM);
- version = 0;
- }
- if (!AA) {
- m_log.info("no SAML 1.x AttributeAuthority role found in metadata");
+ m_log.warn("no SAML 1.%d AttributeAuthority role found in metadata", version);
return false;
}
- shibsp::SecurityPolicy policy(ctx.getApplication());
+ const Application& application = ctx.getApplication();
+ shibsp::SecurityPolicy policy(application);
MetadataCredentialCriteria mcc(*AA);
shibsp::SOAPClient soaper(policy);
const PropertySet* policySettings =
- ctx.getApplication().getServiceProvider().getPolicySettings(ctx.getApplication().getString("policyId").second);
+ application.getServiceProvider().getPolicySettings(application.getString("policyId").second);
pair<bool,bool> signedAssertions = policySettings->getBool("signedAssertions");
auto_ptr_XMLCh binding(samlconstants::SAML1_BINDING_SOAP);
if (!XMLString::equals((*ep)->getBinding(),binding.get()))
continue;
auto_ptr_char loc((*ep)->getLocation());
- auto_ptr_XMLCh issuer(ctx.getApplication().getString("entityID").second);
+ auto_ptr_XMLCh issuer(application.getString("entityID").second);
NameIdentifier* nameid = NameIdentifierBuilder::buildNameIdentifier();
nameid->setName(ctx.getNameID()->getName());
nameid->setFormat(ctx.getNameID()->getFormat());
request->setAttributeQuery(query);
request->setMinorVersion(version);
- SAML1SOAPClient client(soaper);
- client.sendSAML(request, mcc, loc.get());
+ SAML1SOAPClient client(soaper, false);
+ client.sendSAML(request, application.getId(), mcc, loc.get());
response = client.receiveSAML();
}
catch (exception& ex) {
}
if (!response) {
- m_log.error("unable to successfully query for attributes");
+ m_log.error("unable to obtain a SAML response from attribute authority");
return false;
}
+ else if (!response->getStatus() || !response->getStatus()->getStatusCode() || response->getStatus()->getStatusCode()->getValue()==NULL ||
+ *(response->getStatus()->getStatusCode()->getValue()) != saml1p::StatusCode::SUCCESS) {
+ delete response;
+ m_log.error("attribute authority returned a SAML error");
+ return true;
+ }
const vector<saml1::Assertion*>& assertions = const_cast<const saml1p::Response*>(response)->getAssertions();
- if (assertions.size()>1)
+ if (assertions.empty()) {
+ delete response;
+ m_log.warn("response from attribute authority was empty");
+ return true;
+ }
+ else if (assertions.size()>1)
m_log.warn("simple resolver only supports one assertion in the query response");
auto_ptr<saml1p::Response> wrapper(response);
}
try {
+ // We're going to insist that the assertion issuer is the same as the peer.
+ // Reset the policy's message bits and extract them from the assertion.
+ policy.reset(true);
+ policy.setMessageID(newtoken->getAssertionID());
+ policy.setIssueInstant(newtoken->getIssueInstantEpoch());
+ policy.setIssuer(newtoken->getIssuer());
policy.evaluate(*newtoken);
- if (!policy.isSecure())
+
+ // Now we can check the security status of the policy.
+ if (!policy.isAuthenticated())
throw SecurityPolicyException("Security of SAML 1.x query result not established.");
- saml1::AssertionValidator tokval(ctx.getApplication().getAudiences(), time(NULL));
+
+ // Lastly, check it over.
+ saml1::AssertionValidator tokval(application.getAudiences(), time(NULL));
tokval.validateAssertion(*newtoken);
}
catch (exception& ex) {
// Finally, extract and filter the result.
try {
- AttributeExtractor* extractor = ctx.getApplication().getAttributeExtractor();
+ AttributeExtractor* extractor = application.getAttributeExtractor();
if (extractor) {
Locker extlocker(extractor);
- extractor->extractAttributes(ctx.getApplication(), AA, *newtoken, ctx.getResolvedAttributes());
+ extractor->extractAttributes(application, AA, *newtoken, ctx.getResolvedAttributes());
}
- AttributeFilter* filter = ctx.getApplication().getAttributeFilter();
+ AttributeFilter* filter = application.getAttributeFilter();
if (filter) {
- BasicFilteringContext fc(ctx.getApplication(), ctx.getResolvedAttributes(), AA, ctx.getClassRef(), ctx.getDeclRef());
+ BasicFilteringContext fc(application, ctx.getResolvedAttributes(), AA, ctx.getClassRef(), ctx.getDeclRef());
Locker filtlocker(filter);
filter->filterAttributes(fc, ctx.getResolvedAttributes());
}
}
catch (exception& ex) {
m_log.error("caught exception extracting/filtering attributes from query result: %s", ex.what());
- for_each(ctx.getResolvedAttributes().begin(), ctx.getResolvedAttributes().end(), cleanup_pair<string,shibsp::Attribute>());
+ for_each(ctx.getResolvedAttributes().begin(), ctx.getResolvedAttributes().end(), xmltooling::cleanup<shibsp::Attribute>());
ctx.getResolvedAttributes().clear();
}
const AttributeAuthorityDescriptor* AA = ctx.getEntityDescriptor()->getAttributeAuthorityDescriptor(samlconstants::SAML20P_NS);
if (!AA) {
- m_log.info("no SAML 2 AttributeAuthority role found in metadata");
+ m_log.warn("no SAML 2 AttributeAuthority role found in metadata");
return false;
}
- shibsp::SecurityPolicy policy(ctx.getApplication());
+ const Application& application = ctx.getApplication();
+ shibsp::SecurityPolicy policy(application);
MetadataCredentialCriteria mcc(*AA);
shibsp::SOAPClient soaper(policy);
- const PropertySet* policySettings =
- ctx.getApplication().getServiceProvider().getPolicySettings(ctx.getApplication().getString("policyId").second);
+ const PropertySet* policySettings = application.getServiceProvider().getPolicySettings(application.getString("policyId").second);
pair<bool,bool> signedAssertions = policySettings->getBool("signedAssertions");
+ const PropertySet* relyingParty = application.getRelyingParty(ctx.getEntityDescriptor());
+ pair<bool,const char*> encryption = relyingParty->getString("encryption");
+
auto_ptr_XMLCh binding(samlconstants::SAML20_BINDING_SOAP);
saml2p::StatusResponseType* srt=NULL;
const vector<AttributeService*>& endpoints=AA->getAttributeServices();
if (!XMLString::equals((*ep)->getBinding(),binding.get()))
continue;
auto_ptr_char loc((*ep)->getLocation());
- auto_ptr_XMLCh issuer(ctx.getApplication().getString("entityID").second);
- saml2::Subject* subject = saml2::SubjectBuilder::buildSubject();
- subject->setNameID(ctx.getNameID()->cloneNameID());
+ auto_ptr_XMLCh issuer(application.getString("entityID").second);
+
+ auto_ptr<saml2::Subject> subject(saml2::SubjectBuilder::buildSubject());
+
+ // Encrypt the NameID?
+ if (encryption.first && (!strcmp(encryption.second, "true") || !strcmp(encryption.second, "back"))) {
+ auto_ptr<EncryptedID> encrypted(EncryptedIDBuilder::buildEncryptedID());
+ MetadataCredentialCriteria mcc(*AA);
+ encrypted->encrypt(
+ *ctx.getNameID(),
+ *(application.getMetadataProvider()),
+ mcc,
+ false,
+ relyingParty->getXMLString("encryptionAlg").second
+ );
+ subject->setEncryptedID(encrypted.release());
+ }
+ else {
+ subject->setNameID(ctx.getNameID()->cloneNameID());
+ }
+
saml2p::AttributeQuery* query = saml2p::AttributeQueryBuilder::buildAttributeQuery();
- query->setSubject(subject);
+ query->setSubject(subject.release());
Issuer* iss = IssuerBuilder::buildIssuer();
iss->setName(issuer.get());
query->setIssuer(iss);
for (vector<saml2::Attribute*>::const_iterator ad = m_SAML2Designators.begin(); ad!=m_SAML2Designators.end(); ++ad)
query->getAttributes().push_back((*ad)->cloneAttribute());
- SAML2SOAPClient client(soaper);
- client.sendSAML(query, mcc, loc.get());
+ SAML2SOAPClient client(soaper, false);
+ client.sendSAML(query, application.getId(), mcc, loc.get());
srt = client.receiveSAML();
}
catch (exception& ex) {
}
if (!srt) {
- m_log.error("unable to successfully query for attributes");
+ m_log.error("unable to obtain a SAML response from attribute authority");
return false;
}
saml2p::Response* response = dynamic_cast<saml2p::Response*>(srt);
m_log.error("message was not a samlp:Response");
return true;
}
+ else if (!response->getStatus() || !response->getStatus()->getStatusCode() ||
+ !XMLString::equals(response->getStatus()->getStatusCode()->getValue(), saml2p::StatusCode::SUCCESS)) {
+ delete srt;
+ m_log.error("attribute authority returned a SAML error");
+ return true;
+ }
const vector<saml2::Assertion*>& assertions = const_cast<const saml2p::Response*>(response)->getAssertions();
- if (assertions.size()>1)
+ if (assertions.empty()) {
+ delete srt;
+ m_log.warn("response from attribute authority was empty");
+ return true;
+ }
+ else if (assertions.size()>1)
m_log.warn("simple resolver only supports one assertion in the query response");
- auto_ptr<saml2p::Response> wrapper(response);
+ auto_ptr<saml2p::StatusResponseType> wrapper(srt);
saml2::Assertion* newtoken = assertions.front();
if (!newtoken->getSignature() && signedAssertions.first && signedAssertions.second) {
}
try {
+ // We're going to insist that the assertion issuer is the same as the peer.
+ // Reset the policy's message bits and extract them from the assertion.
+ policy.reset(true);
+ policy.setMessageID(newtoken->getID());
+ policy.setIssueInstant(newtoken->getIssueInstantEpoch());
+ policy.setIssuer(newtoken->getIssuer());
policy.evaluate(*newtoken);
- if (!policy.isSecure())
+
+ // Now we can check the security status of the policy.
+ if (!policy.isAuthenticated())
throw SecurityPolicyException("Security of SAML 2.0 query result not established.");
- saml2::AssertionValidator tokval(ctx.getApplication().getAudiences(), time(NULL));
+
+ // Lastly, check it over.
+ saml2::AssertionValidator tokval(application.getAudiences(), time(NULL));
tokval.validateAssertion(*newtoken);
}
catch (exception& ex) {
// Finally, extract and filter the result.
try {
- AttributeExtractor* extractor = ctx.getApplication().getAttributeExtractor();
+ AttributeExtractor* extractor = application.getAttributeExtractor();
if (extractor) {
Locker extlocker(extractor);
- extractor->extractAttributes(ctx.getApplication(), AA, *newtoken, ctx.getResolvedAttributes());
+ extractor->extractAttributes(application, AA, *newtoken, ctx.getResolvedAttributes());
}
- AttributeFilter* filter = ctx.getApplication().getAttributeFilter();
+ AttributeFilter* filter = application.getAttributeFilter();
if (filter) {
- BasicFilteringContext fc(ctx.getApplication(), ctx.getResolvedAttributes(), AA, ctx.getClassRef(), ctx.getDeclRef());
+ BasicFilteringContext fc(application, ctx.getResolvedAttributes(), AA, ctx.getClassRef(), ctx.getDeclRef());
Locker filtlocker(filter);
filter->filterAttributes(fc, ctx.getResolvedAttributes());
}
}
catch (exception& ex) {
m_log.error("caught exception extracting/filtering attributes from query result: %s", ex.what());
- for_each(ctx.getResolvedAttributes().begin(), ctx.getResolvedAttributes().end(), cleanup_pair<string,shibsp::Attribute>());
+ for_each(ctx.getResolvedAttributes().begin(), ctx.getResolvedAttributes().end(), xmltooling::cleanup<shibsp::Attribute>());
ctx.getResolvedAttributes().clear();
}
}
if (qctx.getNameID() && qctx.getEntityDescriptor()) {
- m_log.debug("attempting SAML 2.0 attribute query");
- if (!SAML2Query(qctx)) {
+ if (XMLString::equals(qctx.getProtocol(), samlconstants::SAML20P_NS)) {
+ m_log.debug("attempting SAML 2.0 attribute query");
+ SAML2Query(qctx);
+ }
+ else if (XMLString::equals(qctx.getProtocol(), samlconstants::SAML11_PROTOCOL_ENUM) ||
+ XMLString::equals(qctx.getProtocol(), samlconstants::SAML10_PROTOCOL_ENUM)) {
m_log.debug("attempting SAML 1.x attribute query");
SAML1Query(qctx);
}
+ else
+ m_log.warn("SSO protocol does not allow for attribute query");
}
- m_log.warn("can't attempt attribute query, either no NameID or no metadata to use");
+ else
+ m_log.warn("can't attempt attribute query, either no NameID or no metadata to use");
}