samltest/signature/SAML1RequestTest.h

   1 /*\r
   2  *  Copyright 2001-2005 Internet2\r
   3  * \r
   4  * Licensed under the Apache License, Version 2.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *     http://www.apache.org/licenses/LICENSE-2.0\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 \r
  17 #include "internal.h"\r
  18 #include <saml/saml1/core/Protocols.h>\r
  19 #include <saml/signature/SignatureProfileValidator.h>\r
  20 \r
  21 #include <xmltooling/signature/Signature.h>\r
  22 \r
  23 #include <fstream>\r
  24 #include <openssl/pem.h>\r
  25 #include <xercesc/util/XMLUniDefs.hpp>\r
  26 #include <xsec/enc/XSECKeyInfoResolverDefault.hpp>\r
  27 #include <xsec/enc/OpenSSL/OpenSSLCryptoX509.hpp>\r
  28 #include <xsec/enc/OpenSSL/OpenSSLCryptoKeyRSA.hpp>\r
  29 #include <xsec/enc/XSECCryptoException.hpp>\r
  30 #include <xsec/framework/XSECException.hpp>\r
  31 \r
  32 using namespace opensaml::saml1;\r
  33 using namespace xmlsignature;\r
  34 \r
  35 class TestValidator : public Validator\r
  36 {\r
  37 public:\r
  38     TestValidator() {}\r
  39     virtual ~TestValidator() {}\r
  40 \r
  41     Validator* clone() const {\r
  42         return new TestValidator();\r
  43     }\r
  44 \r
  45     void validate(const XMLObject* xmlObject) const {\r
  46         DSIGSignature* sig=dynamic_cast<const Signature*>(xmlObject)->getXMLSignature();\r
  47         if (!sig)\r
  48             throw SignatureException("Only a marshalled Signature object can be verified.");\r
  49         XSECKeyInfoResolverDefault resolver;\r
  50         sig->setKeyInfoResolver(&resolver); // It will clone the resolver for us.\r
  51         try {\r
  52             if (!sig->verify())\r
  53                 throw SignatureException("Signature did not verify.");\r
  54         }\r
  55         catch(XSECException& e) {\r
  56             auto_ptr_char temp(e.getMsg());\r
  57             throw SignatureException(string("Caught an XMLSecurity exception verifying signature: ") + temp.get());\r
  58         }\r
  59         catch(XSECCryptoException& e) {\r
  60             throw SignatureException(string("Caught an XMLSecurity exception verifying signature: ") + e.getMsg());\r
  61         }\r
  62     }\r
  63 };\r
  64 \r
  65 class _addcert : public std::binary_function<X509Data*,XSECCryptoX509*,void> {\r
  66 public:\r
  67     void operator()(X509Data* bag, XSECCryptoX509* cert) const {\r
  68         safeBuffer& buf=cert->getDEREncodingSB();\r
  69         X509Certificate* x=X509CertificateBuilder::buildX509Certificate();\r
  70         x->setValue(buf.sbStrToXMLCh());\r
  71         bag->getX509Certificates().push_back(x);\r
  72     }\r
  73 };\r
  74 \r
  75 class SAML1RequestTest : public CxxTest::TestSuite, public SAMLObjectBaseTestCase {\r
  76     XSECCryptoKey* m_key;\r
  77     vector<XSECCryptoX509*> m_certs;\r
  78 public:\r
  79     void setUp() {\r
  80         childElementsFile  = data_path + "signature/SAML1Request.xml";\r
  81         SAMLObjectBaseTestCase::setUp();\r
  82         string keypath=data_path + "key.pem";\r
  83         BIO* in=BIO_new(BIO_s_file_internal());\r
  84         if (in && BIO_read_filename(in,keypath.c_str())>0) {\r
  85             EVP_PKEY* pkey=PEM_read_bio_PrivateKey(in, NULL, NULL, NULL);\r
  86             if (pkey) {\r
  87                 m_key=new OpenSSLCryptoKeyRSA(pkey);\r
  88                 EVP_PKEY_free(pkey);\r
  89             }\r
  90         }\r
  91         if (in) BIO_free(in);\r
  92         TS_ASSERT(m_key!=NULL);\r
  93 \r
  94         string certpath=data_path + "cert.pem";\r
  95         in=BIO_new(BIO_s_file_internal());\r
  96         if (in && BIO_read_filename(in,certpath.c_str())>0) {\r
  97             X509* x=NULL;\r
  98             while (x=PEM_read_bio_X509(in,NULL,NULL,NULL)) {\r
  99                 m_certs.push_back(new OpenSSLCryptoX509(x));\r
 100                 X509_free(x);\r
 101             }\r
 102         }\r
 103         if (in) BIO_free(in);\r
 104         TS_ASSERT(m_certs.size()>0);\r
 105     }\r
 106 \r
 107     void tearDown() {\r
 108         SAMLObjectBaseTestCase::tearDown();\r
 109         delete m_key;\r
 110         for_each(m_certs.begin(),m_certs.end(),xmltooling::cleanup<XSECCryptoX509>());\r
 111     }\r
 112 \r
 113     void testSignature() {\r
 114         auto_ptr_XMLCh issueInstant("1970-01-02T01:01:02.100Z");\r
 115         auto_ptr_XMLCh id("ident");\r
 116         auto_ptr_XMLCh method("method");\r
 117         auto_ptr_XMLCh nameid("John Doe");\r
 118         \r
 119         NameIdentifier* n=NameIdentifierBuilder::buildNameIdentifier();\r
 120         n->setName(nameid.get());        \r
 121         Subject* subject=SubjectBuilder::buildSubject();\r
 122         subject->setNameIdentifier(n);\r
 123 \r
 124         AuthenticationQuery* query=AuthenticationQueryBuilder::buildAuthenticationQuery();\r
 125         query->setAuthenticationMethod(method.get());\r
 126         query->setSubject(subject);\r
 127         \r
 128         auto_ptr<Request> request(RequestBuilder::buildRequest());\r
 129         request->setRequestID(id.get());\r
 130         request->setIssueInstant(issueInstant.get());\r
 131         request->setAuthenticationQuery(query);\r
 132 \r
 133         // Append a Signature.\r
 134         Signature* sig=SignatureBuilder::buildSignature();\r
 135         request->setSignature(sig);\r
 136         sig->setSigningKey(m_key->clone());\r
 137 \r
 138         // Build KeyInfo.\r
 139         KeyInfo* keyInfo=KeyInfoBuilder::buildKeyInfo();\r
 140         X509Data* x509Data=X509DataBuilder::buildX509Data();\r
 141         keyInfo->getX509Datas().push_back(x509Data);\r
 142         for_each(m_certs.begin(),m_certs.end(),bind1st(_addcert(),x509Data));\r
 143         sig->setKeyInfo(keyInfo);\r
 144 \r
 145         // Sign while marshalling.\r
 146         vector<Signature*> sigs(1,sig);\r
 147         DOMElement* rootElement = NULL;\r
 148         try {\r
 149             rootElement=request->marshall((DOMDocument*)NULL,&sigs);\r
 150         }\r
 151         catch (XMLToolingException& e) {\r
 152             TS_TRACE(e.what());\r
 153             throw;\r
 154         }\r
 155         \r
 156         string buf;\r
 157         XMLHelper::serialize(rootElement, buf);\r
 158         istringstream in(buf);\r
 159         DOMDocument* doc=XMLToolingConfig::getConfig().getParser().parse(in);\r
 160         const XMLObjectBuilder* b = XMLObjectBuilder::getBuilder(doc->getDocumentElement());\r
 161 \r
 162         assertEquals(expectedChildElementsDOM, b->buildFromDocument(doc));\r
 163         \r
 164         try {\r
 165             request->getSignature()->registerValidator(new SignatureProfileValidator());\r
 166             request->getSignature()->registerValidator(new TestValidator());\r
 167             request->getSignature()->validate(true);\r
 168         }\r
 169         catch (XMLToolingException& e) {\r
 170             TS_TRACE(e.what());\r
 171             throw;\r
 172         }\r
 173     }\r
 174 \r
 175 };\r