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path: root/src/tests/test_certstor.cpp
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/*
* (C) 2016 Kai Michaelis, Rohde & Schwarz Cybersecurity
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "tests.h"

#if defined(BOTAN_HAS_CERTSTOR_SQL)
   #include <botan/certstor.h>
   #include <botan/internal/filesystem.h>
   #include <botan/pkcs8.h>
   #include <sstream>
   #if defined(BOTAN_HAS_CERTSTOR_SQLITE3)
      #include <botan/certstor_sqlite.h>
      #include <botan/sqlite3.h>
   #endif
#endif

namespace Botan_Tests {

namespace {

#if defined(BOTAN_HAS_CERTSTOR_SQL)
struct CertificateAndKey
   {
   const Botan::X509_Certificate certificate;
   const std::shared_ptr<Botan::Private_Key> private_key;
   bool operator!=(const CertificateAndKey& rhs) const
      {
      return std::tie(certificate, private_key) != std::tie(rhs.certificate, rhs.private_key);
      }
   };

#if defined(BOTAN_HAS_CERTSTOR_SQLITE3)
Test::Result test_certstor_sqlite3_insert_find_remove_test(const std::vector<CertificateAndKey>& certsandkeys)
   {
   Test::Result result("Certificate Store SQLITE3 - Insert, Find, Remove");

   try
      {
      auto& rng = Test::rng();
      const std::string passwd(reinterpret_cast<const char*>(rng.random_vec(8).data()), 8);
      // Just create a database in memory for testing (https://sqlite.org/inmemorydb.html)
      Botan::Certificate_Store_In_SQLite store(":memory:", passwd, rng);

      for(const auto& a : certsandkeys)
         store.insert_key(a.certificate, *a.private_key);

      for(const auto certandkey : certsandkeys)
         {
         const auto cert = certandkey.certificate;
         const auto key = certandkey.private_key;
         const auto wo_keyid = store.find_cert(cert.subject_dn(), {});
         const auto w_keyid = store.find_cert(cert.subject_dn(), cert.subject_key_id());

         if(!wo_keyid || !w_keyid)
            {
            result.test_failure("Can't retrieve certificate");
            return result;
            }

         const auto priv = store.find_key(cert);
         if(!priv && (certsandkeys[1] != certandkey && certsandkeys[0] != certandkey))
            {
            result.test_failure("Can't retrieve private key for " + cert.fingerprint("SHA1"));
            return result;
            }

         result.test_eq("Got wrong certificate", cert.fingerprint(), w_keyid->fingerprint());

         if(priv)
            {
            result.test_eq("Got wrong private key", key->private_key_bits(), priv->private_key_bits());

            const auto rev_certs = store.find_certs_for_key(*priv);

            if(rev_certs.empty())
               {
               result.test_failure("No certificate");
               }
            else
               {
               const bool found = std::any_of(rev_certs.begin(),
               rev_certs.end(), [&](std::shared_ptr<const Botan::X509_Certificate> c) { return c->fingerprint() == cert.fingerprint(); });

               result.test_eq("Got wrong/no certificate", found, true);
               }
            }

         if(certsandkeys[4] != certandkey && certsandkeys[5] != certandkey)
            {
            result.test_eq("Got wrong certificate", cert.fingerprint(), wo_keyid->fingerprint());
            }

         result.test_eq("Can't remove certificate", store.remove_cert(cert), true);
         result.test_eq("Can't remove certificate", !store.find_cert(cert.subject_dn(), cert.subject_key_id()), true);

         if(priv)
            {
            store.remove_key(*key);
            }

         result.test_eq("Can't remove key", !store.find_key(cert), true);
         }

      return result;
      }
   catch(std::exception& e)
      {
      result.test_failure(e.what());
      return result;
      }
   }

Test::Result test_certstor_sqlite3_crl_test(const std::vector<CertificateAndKey>& certsandkeys)
   {
   Test::Result result("Certificate Store SQLITE3 - CRL");
   try
      {
      auto& rng = Test::rng();
      const std::string passwd(reinterpret_cast<const char*>(rng.random_vec(8).data()), 8);
      // Just create a database in memory for testing (https://sqlite.org/inmemorydb.html)
      Botan::Certificate_Store_In_SQLite store(":memory:", passwd, rng);

      for(const auto& a : certsandkeys)
         store.insert_cert(a.certificate);

      store.revoke_cert(certsandkeys[0].certificate, Botan::CA_COMPROMISE);
      store.revoke_cert(certsandkeys[3].certificate, Botan::CA_COMPROMISE);
      store.revoke_cert(certsandkeys[3].certificate, Botan::CA_COMPROMISE);

         {
         const auto crls = store.generate_crls();

         result.test_eq("Can't revoke certificate", crls.size(), 2);
         result.test_eq("Can't revoke certificate",
                        crls[0].is_revoked(certsandkeys[0].certificate) ^ crls[1].is_revoked(certsandkeys[0].certificate), true);
         result.test_eq("Can't revoke certificate",
                        crls[0].is_revoked(certsandkeys[3].certificate) ^ crls[1].is_revoked(certsandkeys[3].certificate), true);
         }

      store.affirm_cert(certsandkeys[3].certificate);

         {
         const auto crls = store.generate_crls();

         result.test_eq("Can't revoke certificate, wrong crl size", crls.size(), 1);
         result.test_eq("Can't revoke certificate, cert 0 not revoked", crls[0].is_revoked(certsandkeys[0].certificate), true);
         }

      const auto cert0_crl = store.find_crl_for(certsandkeys[0].certificate);

      result.test_eq("Can't revoke certificate, crl for cert 0", !cert0_crl, false);
      result.test_eq("Can't revoke certificate, crl for cert 0 size check", cert0_crl->get_revoked().size(), 1);
      result.test_eq("Can't revoke certificate, no crl for cert 0", cert0_crl->is_revoked(certsandkeys[0].certificate), true);

      const auto cert3_crl = store.find_crl_for(certsandkeys[3].certificate);

      result.test_eq("Can't revoke certificate, crl for cert 3", !cert3_crl, true);

      return result;
      }
   catch(std::exception& e)
      {
      result.test_failure(e.what());
      return result;
      }
   }

Test::Result test_certstor_sqlite3_all_subjects_test(const std::vector<CertificateAndKey>& certsandkeys)
   {
   Test::Result result("Certificate Store SQLITE3 - All subjects");
   try
      {
      auto& rng = Test::rng();
      const std::string passwd(reinterpret_cast<const char*>(rng.random_vec(8).data()), 8);
      // Just create a database in memory for testing (https://sqlite.org/inmemorydb.html)
      Botan::Certificate_Store_In_SQLite store(":memory:", passwd, rng);

      for(const auto& a : certsandkeys)
         store.insert_cert(a.certificate);

      const auto subjects = store.all_subjects();

      result.test_eq("Check subject list length", subjects.size(), 6);

      for(const auto sub : subjects)
         {
         std::stringstream ss;

         ss << sub;
         result.test_eq("Check subject " + ss.str(),
                        certsandkeys[0].certificate.subject_dn() == sub ||
                        certsandkeys[1].certificate.subject_dn() == sub ||
                        certsandkeys[2].certificate.subject_dn() == sub ||
                        certsandkeys[3].certificate.subject_dn() == sub ||
                        certsandkeys[4].certificate.subject_dn() == sub ||
                        certsandkeys[5].certificate.subject_dn() == sub,
                        true);
         }
      return result;
      }
   catch(std::exception& e)
      {
      result.test_failure(e.what());
      return result;
      }
   }

#endif

class Certstor_Tests : public Test
   {
   public:
      std::vector<Test::Result> run() override
         {
         const std::string test_dir = Test::data_dir() + "/certstor";
         struct CertificateAndKeyFilenames
            {
            const std::string certificate;
            const std::string private_key;
            } const certsandkeys_filenames[]
            {
               {"cert1.crt", "key01.pem"},
               {"cert2.crt", "key01.pem"},
               {"cert3.crt", "key03.pem"},
               {"cert4.crt", "key04.pem"},
               {"cert5a.crt", "key05.pem"},
               {"cert5b.crt", "key06.pem"},
            };

         try
            {
            // Do nothing, just test filesystem access
            Botan::get_files_recursive(test_dir);
            }
         catch(Botan::No_Filesystem_Access&)
            {
            Test::Result result("Certificate Store");
            result.test_note("Skipping due to missing filesystem access");
            return {result};
            }

         const std::vector<std::string> all_files = Botan::get_files_recursive(test_dir);

         if(all_files.empty())
            {
            Test::Result result("Certificate Store");
            result.test_failure("No test files found in " + test_dir);
            return {result};
            }

         auto& rng = Test::rng();
         std::vector<CertificateAndKey> certsandkeys;

         for(const auto& certandkey_filenames : certsandkeys_filenames)
            {
            const Botan::X509_Certificate certificate(test_dir + "/" + certandkey_filenames.certificate);
            std::shared_ptr<Botan::Private_Key> private_key(Botan::PKCS8::load_key(test_dir + "/" +
                  certandkey_filenames.private_key, rng));

            if(!private_key)
               {
               Test::Result result("Certificate Store");
               result.test_failure("Failed to load key from disk at path: " + test_dir + "/" + certandkey_filenames.private_key);
               return {result};
               }

            certsandkeys.push_back({certificate, private_key});
            }

         std::vector<Test::Result> results;

#if defined(BOTAN_HAS_CERTSTOR_SQLITE3)
         results.push_back(test_certstor_sqlite3_insert_find_remove_test(certsandkeys));
         results.push_back(test_certstor_sqlite3_crl_test(certsandkeys));
         results.push_back(test_certstor_sqlite3_all_subjects_test(certsandkeys));
#endif

         return results;
         }
   };

BOTAN_REGISTER_TEST("certstor", Certstor_Tests);
#endif
}
}