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randombit / botan / 13064650714

31 Jan 2025 01:33AM UTC coverage: 91.22% (-0.009%) from 91.229%
13064650714

Pull #4617

github

web-flow
Merge 8770e3cff into 1564edf7b
Pull Request #4617: Fix build/test errors caught by test_all_configs.py

94145 of 103207 relevant lines covered (91.22%)

11401116.62 hits per line

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94.23
/src/tests/unit_tls_policy.cpp
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/*
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* TLS Policy tests
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*
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* (C) 2016 Juraj Somorovsky
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*
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* Botan is released under the Simplified BSD License (see license.txt)
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*/
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#include "tests.h"
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#if defined(BOTAN_HAS_TLS)
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   #include <botan/tls_exceptn.h>
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   #include <botan/tls_policy.h>
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#endif
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#if defined(BOTAN_HAS_RSA)
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   #include <botan/rsa.h>
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#endif
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#if defined(BOTAN_HAS_ECDH)
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   #include <botan/ecdh.h>
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#endif
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#if defined(BOTAN_HAS_ECDSA)
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   #include <botan/ecdsa.h>
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#endif
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#if defined(BOTAN_HAS_DIFFIE_HELLMAN)
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   #include <botan/dh.h>
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   #include <botan/dl_group.h>
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#endif
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namespace Botan_Tests {
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namespace {
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#if defined(BOTAN_HAS_TLS)
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class TLS_Policy_Unit_Tests final : public Test {
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   public:
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      std::vector<Test::Result> run() override {
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         std::vector<Test::Result> results;
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         results.push_back(test_peer_key_acceptable_rsa(this->rng()));
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         results.push_back(test_peer_key_acceptable_ecdh(this->rng()));
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         results.push_back(test_peer_key_acceptable_ecdsa(this->rng()));
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         results.push_back(test_peer_key_acceptable_dh());
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         results.push_back(test_key_exchange_groups_to_offer());
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         return results;
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      }
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   private:
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      static Test::Result test_peer_key_acceptable_rsa(Botan::RandomNumberGenerator& rng) {
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         Test::Result result("TLS Policy RSA key verification");
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   #if defined(BOTAN_HAS_RSA)
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         auto rsa_key_1024 = std::make_unique<Botan::RSA_PrivateKey>(rng, 1024);
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         Botan::TLS::Policy policy;
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         try {
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            policy.check_peer_key_acceptable(*rsa_key_1024);
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            result.test_failure("Incorrectly accepting 1024 bit RSA keys");
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         } catch(Botan::TLS::TLS_Exception&) {
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            result.test_success("Correctly rejecting 1024 bit RSA keys");
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         }
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         auto rsa_key_2048 = std::make_unique<Botan::RSA_PrivateKey>(rng, 2048);
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         policy.check_peer_key_acceptable(*rsa_key_2048);
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         result.test_success("Correctly accepting 2048 bit RSA keys");
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   #endif
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         return result;
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      }
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      static Test::Result test_peer_key_acceptable_ecdh(Botan::RandomNumberGenerator& rng) {
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         Test::Result result("TLS Policy ECDH key verification");
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   #if defined(BOTAN_HAS_ECDH)
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         Botan::TLS::Policy policy;
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         if(Botan::EC_Group::supports_named_group("secp192r1")) {
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            const auto group_192 = Botan::EC_Group::from_name("secp192r1");
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            auto ecdh_192 = std::make_unique<Botan::ECDH_PrivateKey>(rng, group_192);
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            try {
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               policy.check_peer_key_acceptable(*ecdh_192);
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               result.test_failure("Incorrectly accepting 192 bit EC keys");
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            } catch(Botan::TLS::TLS_Exception&) {
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               result.test_success("Correctly rejecting 192 bit EC keys");
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            }
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         }
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         if(Botan::EC_Group::supports_named_group("secp256r1")) {
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            const auto group_256 = Botan::EC_Group::from_name("secp256r1");
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            auto ecdh_256 = std::make_unique<Botan::ECDH_PrivateKey>(rng, group_256);
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            policy.check_peer_key_acceptable(*ecdh_256);
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            result.test_success("Correctly accepting 256 bit EC keys");
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         }
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   #endif
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         return result;
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      }
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      static Test::Result test_peer_key_acceptable_ecdsa(Botan::RandomNumberGenerator& rng) {
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         Test::Result result("TLS Policy ECDSA key verification");
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   #if defined(BOTAN_HAS_ECDSA)
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         Botan::TLS::Policy policy;
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         if(Botan::EC_Group::supports_named_group("secp192r1")) {
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            const auto group_192 = Botan::EC_Group::from_name("secp192r1");
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            auto ecdsa_192 = std::make_unique<Botan::ECDSA_PrivateKey>(rng, group_192);
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            try {
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               policy.check_peer_key_acceptable(*ecdsa_192);
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               result.test_failure("Incorrectly accepting 192 bit EC keys");
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            } catch(Botan::TLS::TLS_Exception&) {
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               result.test_success("Correctly rejecting 192 bit EC keys");
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            }
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         }
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         if(Botan::EC_Group::supports_named_group("secp256r1")) {
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            const auto group_256 = Botan::EC_Group::from_name("secp256r1");
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            auto ecdsa_256 = std::make_unique<Botan::ECDSA_PrivateKey>(rng, group_256);
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            policy.check_peer_key_acceptable(*ecdsa_256);
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            result.test_success("Correctly accepting 256 bit EC keys");
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         }
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   #endif
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         return result;
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      }
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      static Test::Result test_peer_key_acceptable_dh() {
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         Test::Result result("TLS Policy DH key verification");
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   #if defined(BOTAN_HAS_DIFFIE_HELLMAN)
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         const BigInt g("2");
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         const BigInt p("58458002095536094658683755258523362961421200751439456159756164191494576279467");
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         const Botan::DL_Group grp(p, g);
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         const Botan::BigInt x("46205663093589612668746163860870963912226379131190812163519349848291472898748");
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         auto dhkey = std::make_unique<Botan::DH_PrivateKey>(grp, x);
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         Botan::TLS::Policy policy;
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         try {
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            policy.check_peer_key_acceptable(*dhkey);
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            result.test_failure("Incorrectly accepting short bit DH keys");
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         } catch(Botan::TLS::TLS_Exception&) {
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            result.test_success("Correctly rejecting short bit DH keys");
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         }
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   #endif
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         return result;
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      }
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      static Test::Result test_key_exchange_groups_to_offer() {
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         Test::Result result("TLS Policy key share offering");
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         Botan::TLS::Policy default_policy;
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         result.test_eq(
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            "default TLS Policy offers exactly one", default_policy.key_exchange_groups_to_offer().size(), 1);
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         result.confirm(
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            "default TLS Policy offers preferred group",
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            default_policy.key_exchange_groups().front() == default_policy.key_exchange_groups_to_offer().front());
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         using TP = Botan::TLS::Text_Policy;
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         result.test_eq("default behaviour from text policy (size)", TP("").key_exchange_groups_to_offer().size(), 1);
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         result.confirm("default behaviour from text policy (preferred)",
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                        TP("").key_exchange_groups().front() == TP("").key_exchange_groups_to_offer().front());
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         result.confirm("no offerings",
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                        TP("key_exchange_groups_to_offer = none").key_exchange_groups_to_offer().empty());
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         const std::string two_groups = "key_exchange_groups_to_offer = secp256r1 ffdhe/ietf/4096";
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         result.test_eq("list of offerings (size)", TP(two_groups).key_exchange_groups_to_offer().size(), 2);
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         result.confirm("list of offerings (0)",
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                        TP(two_groups).key_exchange_groups_to_offer()[0] == Botan::TLS::Group_Params::SECP256R1);
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         result.confirm("list of offerings (1)",
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                        TP(two_groups).key_exchange_groups_to_offer()[1] == Botan::TLS::Group_Params::FFDHE_4096);
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         return result;
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      }
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};
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BOTAN_REGISTER_TEST("tls", "tls_policy", TLS_Policy_Unit_Tests);
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#endif
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}  // namespace
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}  // namespace Botan_Tests
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