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/*
* (C) 2006,2011,2012,2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "tests.h"
#if defined(BOTAN_HAS_X509_CERTIFICATES)
#include <botan/x509path.h>
#include <botan/calendar.h>
#include <botan/internal/filesystem.h>
#endif
#include <algorithm>
#include <fstream>
#include <iomanip>
#include <string>
#include <vector>
#include <map>
#include <cstdlib>
namespace Botan_Tests {
namespace {
#if defined(BOTAN_HAS_X509_CERTIFICATES) && defined(BOTAN_TARGET_OS_HAS_FILESYSTEM)
std::map<std::string, std::string> read_results(const std::string& results_file)
{
std::ifstream in(results_file);
if(!in.good())
throw Test_Error("Failed reading " + results_file);
std::map<std::string, std::string> m;
std::string line;
while(in.good())
{
std::getline(in, line);
if(line == "")
continue;
if(line[0] == '#')
continue;
std::vector<std::string> parts = Botan::split_on(line, ':');
if(parts.size() != 2)
throw Test_Error("Invalid line " + line);
m[parts[0]] = parts[1];
}
return m;
}
class X509test_Path_Validation_Tests : public Test
{
public:
std::vector<Test::Result> run() override
{
std::vector<Test::Result> results;
// Test certs generated by https://github.com/yymax/x509test
std::map<std::string, std::string> expected =
read_results(Test::data_file("x509test/expected.txt"));
// Current tests use SHA-1
const Botan::Path_Validation_Restrictions restrictions(false, 80);
Botan::X509_Certificate root(Test::data_file("x509test/root.pem"));
Botan::Certificate_Store_In_Memory trusted;
trusted.add_certificate(root);
auto validation_time = Botan::calendar_point(2016,10,21,4,20,0).to_std_timepoint();
for(auto i = expected.begin(); i != expected.end(); ++i)
{
Test::Result result("X509test path validation");
result.start_timer();
const std::string filename = i->first;
const std::string expected_result = i->second;
std::vector<Botan::X509_Certificate> certs =
load_cert_file(Test::data_file("x509test/" + filename));
if(certs.empty())
throw Test_Error("Failed to read certs from " + filename);
Botan::Path_Validation_Result path_result = Botan::x509_path_validate(
certs, restrictions, trusted,
"www.tls.test", Botan::Usage_Type::TLS_SERVER_AUTH,
validation_time);
if(path_result.successful_validation() && path_result.trust_root() != root)
path_result = Botan::Path_Validation_Result(Botan::Certificate_Status_Code::CANNOT_ESTABLISH_TRUST);
result.test_eq("test " + filename, path_result.result_string(), expected_result);
result.end_timer();
results.push_back(result);
}
return results;
}
private:
std::vector<Botan::X509_Certificate> load_cert_file(const std::string& filename)
{
Botan::DataSource_Stream in(filename);
std::vector<Botan::X509_Certificate> certs;
while(!in.end_of_data())
{
try {
certs.emplace_back(in);
}
catch(Botan::Decoding_Error&) {}
}
return certs;
}
};
BOTAN_REGISTER_TEST("x509_path_x509test", X509test_Path_Validation_Tests);
class NIST_Path_Validation_Tests : public Test
{
public:
std::vector<Test::Result> run() override;
};
std::vector<Test::Result> NIST_Path_Validation_Tests::run()
{
std::vector<Test::Result> results;
/**
* Code to run the X.509v3 processing tests described in "Conformance
* Testing of Relying Party Client Certificate Path Proccessing Logic",
* which is available on NIST's web site.
*
* Known Failures/Problems:
* - Policy extensions are not implemented, so we skip tests #34-#53.
* - Tests #75 and #76 are skipped as they make use of relatively
* obscure CRL extensions which are not supported.
*/
const std::string nist_test_dir = Test::data_dir() + "/nist_x509";
try
{
// Do nothing, just test filesystem access
Botan::get_files_recursive(nist_test_dir);
}
catch(Botan::No_Filesystem_Access&)
{
Test::Result result("NIST path validation");
result.test_note("Skipping due to missing filesystem access");
results.push_back(result);
return results;
}
std::map<std::string, std::string> expected =
read_results(Test::data_file("nist_x509/expected.txt"));
const Botan::X509_Certificate root_cert(nist_test_dir + "/root.crt");
const Botan::X509_CRL root_crl(nist_test_dir + "/root.crl");
for(auto i = expected.begin(); i != expected.end(); ++i)
{
const std::string test_name = i->first;
const std::string expected_result = i->second;
const std::string test_dir = nist_test_dir + "/" + test_name;
Test::Result result("NIST path validation");
result.start_timer();
const std::vector<std::string> all_files = Botan::get_files_recursive(test_dir);
if(all_files.empty())
{
result.test_failure("No test files found in " + test_dir);
results.push_back(result);
continue;
}
Botan::Certificate_Store_In_Memory store;
store.add_certificate(root_cert);
store.add_crl(root_crl);
for(auto&& file : all_files)
{
if(file.find(".crt") != std::string::npos && file != "end.crt")
{
store.add_certificate(Botan::X509_Certificate(file));
}
else if(file.find(".crl") != std::string::npos)
{
Botan::DataSource_Stream in(file, true);
Botan::X509_CRL crl(in);
store.add_crl(crl);
}
}
Botan::X509_Certificate end_user(test_dir + "/end.crt");
// 1024 bit root cert
Botan::Path_Validation_Restrictions restrictions(true, 80);
Botan::Path_Validation_Result validation_result =
Botan::x509_path_validate(end_user,
restrictions,
store);
result.test_eq(test_name + " path validation result",
validation_result.result_string(),
expected_result);
result.end_timer();
results.push_back(result);
}
return results;
}
BOTAN_REGISTER_TEST("x509_path_nist", NIST_Path_Validation_Tests);
#endif
}
}
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