From d0641b42fec6d32763729c93718004fba318b051 Mon Sep 17 00:00:00 2001 From: Aaron Hook Date: Sat, 18 Jan 2020 19:18:56 -0800 Subject: [PATCH] net: fix incorrect less operator for top/i2p addresses --- src/net/i2p_address.cpp | 3 +- src/net/tor_address.cpp | 3 +- tests/unit_tests/net.cpp | 426 ++++++++++++++++++++++++++++++++++++--- 3 files changed, 407 insertions(+), 25 deletions(-) diff --git a/src/net/i2p_address.cpp b/src/net/i2p_address.cpp index cba829d3f..f4cc75fee 100644 --- a/src/net/i2p_address.cpp +++ b/src/net/i2p_address.cpp @@ -171,7 +171,8 @@ namespace net bool i2p_address::less(const i2p_address& rhs) const noexcept { - return std::strcmp(host_str(), rhs.host_str()) < 0 || port() < rhs.port(); + int res = std::strcmp(host_str(), rhs.host_str()); + return res < 0 || (res == 0 && port() < rhs.port()); } bool i2p_address::is_same_host(const i2p_address& rhs) const noexcept diff --git a/src/net/tor_address.cpp b/src/net/tor_address.cpp index 904a9a0fc..4414861e7 100644 --- a/src/net/tor_address.cpp +++ b/src/net/tor_address.cpp @@ -173,7 +173,8 @@ namespace net bool tor_address::less(const tor_address& rhs) const noexcept { - return std::strcmp(host_str(), rhs.host_str()) < 0 || port() < rhs.port(); + int res = std::strcmp(host_str(), rhs.host_str()); + return res < 0 || (res == 0 && port() < rhs.port()); } bool tor_address::is_same_host(const tor_address& rhs) const noexcept diff --git a/tests/unit_tests/net.cpp b/tests/unit_tests/net.cpp index 262541bd2..9ef4cf706 100644 --- a/tests/unit_tests/net.cpp +++ b/tests/unit_tests/net.cpp @@ -55,6 +55,7 @@ #include "net/dandelionpp.h" #include "net/error.h" +#include "net/i2p_address.h" #include "net/net_utils_base.h" #include "net/socks.h" #include "net/socks_connect.h" @@ -177,22 +178,33 @@ TEST(tor_address, valid) EXPECT_FALSE(address2.less(*address1)); EXPECT_TRUE(address1->less(address2)); - address2 = MONERO_UNWRAP(net::tor_address::make(std::string{v3_onion} + ":", 65535)); - - EXPECT_EQ(65535, address2.port()); - EXPECT_STREQ(v3_onion, address2.host_str()); - EXPECT_EQ(std::string{v3_onion} + ":65535", address2.str().c_str()); - EXPECT_TRUE(address2.is_blockable()); - EXPECT_FALSE(address2.equal(*address1)); - EXPECT_FALSE(address1->equal(address2)); - EXPECT_FALSE(address2 == *address1); - EXPECT_FALSE(*address1 == address2); - EXPECT_TRUE(address2 != *address1); - EXPECT_TRUE(*address1 != address2); - EXPECT_TRUE(address2.is_same_host(*address1)); - EXPECT_TRUE(address1->is_same_host(address2)); - EXPECT_FALSE(address2.less(*address1)); - EXPECT_TRUE(address1->less(address2)); + net::tor_address address3 = MONERO_UNWRAP(net::tor_address::make(std::string{v3_onion} + ":", 65535)); + + EXPECT_EQ(65535, address3.port()); + EXPECT_STREQ(v3_onion, address3.host_str()); + EXPECT_EQ(std::string{v3_onion} + ":65535", address3.str().c_str()); + EXPECT_TRUE(address3.is_blockable()); + EXPECT_FALSE(address3.equal(*address1)); + EXPECT_FALSE(address1->equal(address3)); + EXPECT_FALSE(address3 == *address1); + EXPECT_FALSE(*address1 == address3); + EXPECT_TRUE(address3 != *address1); + EXPECT_TRUE(*address1 != address3); + EXPECT_TRUE(address3.is_same_host(*address1)); + EXPECT_TRUE(address1->is_same_host(address3)); + EXPECT_FALSE(address3.less(*address1)); + EXPECT_TRUE(address1->less(address3)); + + EXPECT_FALSE(address3.equal(address2)); + EXPECT_FALSE(address2.equal(address3)); + EXPECT_FALSE(address3 == address2); + EXPECT_FALSE(address2 == address3); + EXPECT_TRUE(address3 != address2); + EXPECT_TRUE(address2 != address3); + EXPECT_FALSE(address3.is_same_host(address2)); + EXPECT_FALSE(address2.is_same_host(address3)); + EXPECT_TRUE(address3.less(address2)); + EXPECT_FALSE(address2.less(address3)); } TEST(tor_address, generic_network_address) @@ -220,7 +232,7 @@ TEST(tor_address, generic_network_address) namespace { - struct test_command + struct test_command_tor { net::tor_address tor; @@ -234,7 +246,7 @@ TEST(tor_address, epee_serializev_v2) { std::string buffer{}; { - test_command command{MONERO_UNWRAP(net::tor_address::make(v2_onion, 10))}; + test_command_tor command{MONERO_UNWRAP(net::tor_address::make(v2_onion, 10))}; EXPECT_FALSE(command.tor.is_unknown()); EXPECT_NE(net::tor_address{}, command.tor); EXPECT_STREQ(v2_onion, command.tor.host_str()); @@ -245,7 +257,7 @@ TEST(tor_address, epee_serializev_v2) EXPECT_TRUE(stg.store_to_binary(buffer)); } - test_command command{}; + test_command_tor command{}; { EXPECT_TRUE(command.tor.is_unknown()); EXPECT_EQ(net::tor_address{}, command.tor); @@ -285,7 +297,7 @@ TEST(tor_address, epee_serializev_v3) { std::string buffer{}; { - test_command command{MONERO_UNWRAP(net::tor_address::make(v3_onion, 10))}; + test_command_tor command{MONERO_UNWRAP(net::tor_address::make(v3_onion, 10))}; EXPECT_FALSE(command.tor.is_unknown()); EXPECT_NE(net::tor_address{}, command.tor); EXPECT_STREQ(v3_onion, command.tor.host_str()); @@ -296,7 +308,7 @@ TEST(tor_address, epee_serializev_v3) EXPECT_TRUE(stg.store_to_binary(buffer)); } - test_command command{}; + test_command_tor command{}; { EXPECT_TRUE(command.tor.is_unknown()); EXPECT_EQ(net::tor_address{}, command.tor); @@ -336,7 +348,7 @@ TEST(tor_address, epee_serialize_unknown) { std::string buffer{}; { - test_command command{net::tor_address::unknown()}; + test_command_tor command{net::tor_address::unknown()}; EXPECT_TRUE(command.tor.is_unknown()); EXPECT_EQ(net::tor_address{}, command.tor); EXPECT_STREQ(net::tor_address::unknown_str(), command.tor.host_str()); @@ -347,7 +359,7 @@ TEST(tor_address, epee_serialize_unknown) EXPECT_TRUE(stg.store_to_binary(buffer)); } - test_command command{}; + test_command_tor command{}; { EXPECT_TRUE(command.tor.is_unknown()); EXPECT_EQ(net::tor_address{}, command.tor); @@ -513,6 +525,374 @@ TEST(get_network_address, onion) EXPECT_EQ(net::error::invalid_port, address); } +namespace +{ + static constexpr const char b32_i2p[] = + "vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopn.b32.i2p"; + static constexpr const char b32_i2p_2[] = + "xmrto2bturnore26xmrto2bturnore26xmrto2bturnore26xmr2.b32.i2p"; +} + +TEST(i2p_address, constants) +{ + static_assert(!net::i2p_address::is_local(), "bad is_local() response"); + static_assert(!net::i2p_address::is_loopback(), "bad is_loopback() response"); + static_assert(net::i2p_address::get_type_id() == epee::net_utils::address_type::i2p, "bad get_type_id() response"); + + EXPECT_FALSE(net::i2p_address::is_local()); + EXPECT_FALSE(net::i2p_address::is_loopback()); + EXPECT_EQ(epee::net_utils::address_type::i2p, net::i2p_address::get_type_id()); + EXPECT_EQ(epee::net_utils::address_type::i2p, net::i2p_address::get_type_id()); +} + +TEST(i2p_address, invalid) +{ + EXPECT_TRUE(net::i2p_address::make("").has_error()); + EXPECT_TRUE(net::i2p_address::make(":").has_error()); + EXPECT_TRUE(net::i2p_address::make(".b32.i2p").has_error()); + EXPECT_TRUE(net::i2p_address::make(".b32.i2p:").has_error()); + EXPECT_TRUE(net::i2p_address::make(b32_i2p + 1).has_error()); + EXPECT_TRUE(net::i2p_address::make(boost::string_ref{b32_i2p, sizeof(b32_i2p) - 2}).has_error()); + EXPECT_TRUE(net::i2p_address::make(std::string{b32_i2p} + ":65536").has_error()); + EXPECT_TRUE(net::i2p_address::make(std::string{b32_i2p} + ":-1").has_error()); + + std::string i2p{b32_i2p}; + i2p.at(10) = 1; + EXPECT_TRUE(net::i2p_address::make(i2p).has_error()); +} + +TEST(i2p_address, unblockable_types) +{ + net::i2p_address i2p{}; + + ASSERT_NE(nullptr, i2p.host_str()); + EXPECT_STREQ("", i2p.host_str()); + EXPECT_STREQ("", i2p.str().c_str()); + EXPECT_EQ(0u, i2p.port()); + EXPECT_TRUE(i2p.is_unknown()); + EXPECT_FALSE(i2p.is_local()); + EXPECT_FALSE(i2p.is_loopback()); + EXPECT_EQ(epee::net_utils::address_type::i2p, i2p.get_type_id()); + EXPECT_EQ(epee::net_utils::zone::i2p, i2p.get_zone()); + + i2p = net::i2p_address::unknown(); + ASSERT_NE(nullptr, i2p.host_str()); + EXPECT_STREQ("", i2p.host_str()); + EXPECT_STREQ("", i2p.str().c_str()); + EXPECT_EQ(0u, i2p.port()); + EXPECT_TRUE(i2p.is_unknown()); + EXPECT_FALSE(i2p.is_local()); + EXPECT_FALSE(i2p.is_loopback()); + EXPECT_EQ(epee::net_utils::address_type::i2p, i2p.get_type_id()); + EXPECT_EQ(epee::net_utils::zone::i2p, i2p.get_zone()); + + EXPECT_EQ(net::i2p_address{}, net::i2p_address::unknown()); +} + +TEST(i2p_address, valid) +{ + const auto address1 = net::i2p_address::make(b32_i2p); + + ASSERT_TRUE(address1.has_value()); + EXPECT_EQ(0u, address1->port()); + EXPECT_STREQ(b32_i2p, address1->host_str()); + EXPECT_STREQ(b32_i2p, address1->str().c_str()); + EXPECT_TRUE(address1->is_blockable()); + + net::i2p_address address2{*address1}; + + EXPECT_EQ(0u, address2.port()); + EXPECT_STREQ(b32_i2p, address2.host_str()); + EXPECT_STREQ(b32_i2p, address2.str().c_str()); + EXPECT_TRUE(address2.is_blockable()); + EXPECT_TRUE(address2.equal(*address1)); + EXPECT_TRUE(address1->equal(address2)); + EXPECT_TRUE(address2 == *address1); + EXPECT_TRUE(*address1 == address2); + EXPECT_FALSE(address2 != *address1); + EXPECT_FALSE(*address1 != address2); + EXPECT_TRUE(address2.is_same_host(*address1)); + EXPECT_TRUE(address1->is_same_host(address2)); + EXPECT_FALSE(address2.less(*address1)); + EXPECT_FALSE(address1->less(address2)); + + address2 = MONERO_UNWRAP(net::i2p_address::make(std::string{b32_i2p_2} + ":6545")); + + EXPECT_EQ(6545, address2.port()); + EXPECT_STREQ(b32_i2p_2, address2.host_str()); + EXPECT_EQ(std::string{b32_i2p_2} + ":6545", address2.str().c_str()); + EXPECT_TRUE(address2.is_blockable()); + EXPECT_FALSE(address2.equal(*address1)); + EXPECT_FALSE(address1->equal(address2)); + EXPECT_FALSE(address2 == *address1); + EXPECT_FALSE(*address1 == address2); + EXPECT_TRUE(address2 != *address1); + EXPECT_TRUE(*address1 != address2); + EXPECT_FALSE(address2.is_same_host(*address1)); + EXPECT_FALSE(address1->is_same_host(address2)); + EXPECT_FALSE(address2.less(*address1)); + EXPECT_TRUE(address1->less(address2)); + + net::i2p_address address3 = MONERO_UNWRAP(net::i2p_address::make(std::string{b32_i2p} + ":", 65535)); + + EXPECT_EQ(65535, address3.port()); + EXPECT_STREQ(b32_i2p, address3.host_str()); + EXPECT_EQ(std::string{b32_i2p} + ":65535", address3.str().c_str()); + EXPECT_TRUE(address3.is_blockable()); + EXPECT_FALSE(address3.equal(*address1)); + EXPECT_FALSE(address1->equal(address3)); + EXPECT_FALSE(address3 == *address1); + EXPECT_FALSE(*address1 == address3); + EXPECT_TRUE(address3 != *address1); + EXPECT_TRUE(*address1 != address3); + EXPECT_TRUE(address3.is_same_host(*address1)); + EXPECT_TRUE(address1->is_same_host(address3)); + EXPECT_FALSE(address3.less(*address1)); + EXPECT_TRUE(address1->less(address3)); + + EXPECT_FALSE(address3.equal(address2)); + EXPECT_FALSE(address2.equal(address3)); + EXPECT_FALSE(address3 == address2); + EXPECT_FALSE(address2 == address3); + EXPECT_TRUE(address3 != address2); + EXPECT_TRUE(address2 != address3); + EXPECT_FALSE(address3.is_same_host(address2)); + EXPECT_FALSE(address2.is_same_host(address3)); + EXPECT_TRUE(address3.less(address2)); + EXPECT_FALSE(address2.less(address3)); +} + +TEST(i2p_address, generic_network_address) +{ + const epee::net_utils::network_address i2p1{MONERO_UNWRAP(net::i2p_address::make(b32_i2p, 8080))}; + const epee::net_utils::network_address i2p2{MONERO_UNWRAP(net::i2p_address::make(b32_i2p, 8080))}; + const epee::net_utils::network_address ip{epee::net_utils::ipv4_network_address{100, 200}}; + + EXPECT_EQ(i2p1, i2p2); + EXPECT_NE(ip, i2p1); + EXPECT_LT(ip, i2p1); + + EXPECT_STREQ(b32_i2p, i2p1.host_str().c_str()); + EXPECT_EQ(std::string{b32_i2p} + ":8080", i2p1.str()); + EXPECT_EQ(epee::net_utils::address_type::i2p, i2p1.get_type_id()); + EXPECT_EQ(epee::net_utils::address_type::i2p, i2p2.get_type_id()); + EXPECT_EQ(epee::net_utils::address_type::ipv4, ip.get_type_id()); + EXPECT_EQ(epee::net_utils::zone::i2p, i2p1.get_zone()); + EXPECT_EQ(epee::net_utils::zone::i2p, i2p2.get_zone()); + EXPECT_EQ(epee::net_utils::zone::public_, ip.get_zone()); + EXPECT_TRUE(i2p1.is_blockable()); + EXPECT_TRUE(i2p2.is_blockable()); + EXPECT_TRUE(ip.is_blockable()); +} + +namespace +{ + struct test_command_i2p + { + net::i2p_address i2p; + + BEGIN_KV_SERIALIZE_MAP() + KV_SERIALIZE(i2p); + END_KV_SERIALIZE_MAP() + }; +} + +TEST(i2p_address, epee_serializev_b32) +{ + std::string buffer{}; + { + test_command_i2p command{MONERO_UNWRAP(net::i2p_address::make(b32_i2p, 10))}; + EXPECT_FALSE(command.i2p.is_unknown()); + EXPECT_NE(net::i2p_address{}, command.i2p); + EXPECT_STREQ(b32_i2p, command.i2p.host_str()); + EXPECT_EQ(10u, command.i2p.port()); + + epee::serialization::portable_storage stg{}; + EXPECT_TRUE(command.store(stg)); + EXPECT_TRUE(stg.store_to_binary(buffer)); + } + + test_command_i2p command{}; + { + EXPECT_TRUE(command.i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, command.i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), command.i2p.host_str()); + EXPECT_EQ(0u, command.i2p.port()); + + epee::serialization::portable_storage stg{}; + EXPECT_TRUE(stg.load_from_binary(buffer)); + EXPECT_TRUE(command.load(stg)); + } + EXPECT_FALSE(command.i2p.is_unknown()); + EXPECT_NE(net::i2p_address{}, command.i2p); + EXPECT_STREQ(b32_i2p, command.i2p.host_str()); + EXPECT_EQ(10u, command.i2p.port()); + + // make sure that exceeding max buffer doesn't destroy i2p_address::_load + { + epee::serialization::portable_storage stg{}; + stg.load_from_binary(buffer); + + std::string host{}; + ASSERT_TRUE(stg.get_value("host", host, stg.open_section("i2p", nullptr, false))); + EXPECT_EQ(std::strlen(b32_i2p), host.size()); + + host.push_back('k'); + EXPECT_TRUE(stg.set_value("host", host, stg.open_section("i2p", nullptr, false))); + EXPECT_TRUE(command.load(stg)); // poor error reporting from `KV_SERIALIZE` + } + + EXPECT_TRUE(command.i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, command.i2p); + EXPECT_STRNE(b32_i2p, command.i2p.host_str()); + EXPECT_EQ(0u, command.i2p.port()); +} + +TEST(i2p_address, epee_serialize_unknown) +{ + std::string buffer{}; + { + test_command_i2p command{net::i2p_address::unknown()}; + EXPECT_TRUE(command.i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, command.i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), command.i2p.host_str()); + EXPECT_EQ(0u, command.i2p.port()); + + epee::serialization::portable_storage stg{}; + EXPECT_TRUE(command.store(stg)); + EXPECT_TRUE(stg.store_to_binary(buffer)); + } + + test_command_i2p command{}; + { + EXPECT_TRUE(command.i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, command.i2p); + EXPECT_STRNE(b32_i2p, command.i2p.host_str()); + EXPECT_EQ(0u, command.i2p.port()); + + epee::serialization::portable_storage stg{}; + EXPECT_TRUE(stg.load_from_binary(buffer)); + EXPECT_TRUE(command.load(stg)); + } + EXPECT_TRUE(command.i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, command.i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), command.i2p.host_str()); + EXPECT_EQ(0u, command.i2p.port()); + + // make sure that exceeding max buffer doesn't destroy i2p_address::_load + { + epee::serialization::portable_storage stg{}; + stg.load_from_binary(buffer); + + std::string host{}; + ASSERT_TRUE(stg.get_value("host", host, stg.open_section("i2p", nullptr, false))); + EXPECT_EQ(std::strlen(net::i2p_address::unknown_str()), host.size()); + + host.push_back('k'); + EXPECT_TRUE(stg.set_value("host", host, stg.open_section("i2p", nullptr, false))); + EXPECT_TRUE(command.load(stg)); // poor error reporting from `KV_SERIALIZE` + } + + EXPECT_TRUE(command.i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, command.i2p); + EXPECT_STRNE(b32_i2p, command.i2p.host_str()); + EXPECT_EQ(0u, command.i2p.port()); +} + +TEST(i2p_address, boost_serialize_b32) +{ + std::string buffer{}; + { + const net::i2p_address i2p = MONERO_UNWRAP(net::i2p_address::make(b32_i2p, 10)); + EXPECT_FALSE(i2p.is_unknown()); + EXPECT_NE(net::i2p_address{}, i2p); + EXPECT_STREQ(b32_i2p, i2p.host_str()); + EXPECT_EQ(10u, i2p.port()); + + std::ostringstream stream{}; + { + boost::archive::portable_binary_oarchive archive{stream}; + archive << i2p; + } + buffer = stream.str(); + } + + net::i2p_address i2p{}; + { + EXPECT_TRUE(i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), i2p.host_str()); + EXPECT_EQ(0u, i2p.port()); + + std::istringstream stream{buffer}; + boost::archive::portable_binary_iarchive archive{stream}; + archive >> i2p; + } + EXPECT_FALSE(i2p.is_unknown()); + EXPECT_NE(net::i2p_address{}, i2p); + EXPECT_STREQ(b32_i2p, i2p.host_str()); + EXPECT_EQ(10u, i2p.port()); +} + +TEST(i2p_address, boost_serialize_unknown) +{ + std::string buffer{}; + { + const net::i2p_address i2p{}; + EXPECT_TRUE(i2p.is_unknown()); + EXPECT_EQ(net::i2p_address::unknown(), i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), i2p.host_str()); + EXPECT_EQ(0u, i2p.port()); + + std::ostringstream stream{}; + { + boost::archive::portable_binary_oarchive archive{stream}; + archive << i2p; + } + buffer = stream.str(); + } + + net::i2p_address i2p{}; + { + EXPECT_TRUE(i2p.is_unknown()); + EXPECT_EQ(net::i2p_address{}, i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), i2p.host_str()); + EXPECT_EQ(0u, i2p.port()); + + std::istringstream stream{buffer}; + boost::archive::portable_binary_iarchive archive{stream}; + archive >> i2p; + } + EXPECT_TRUE(i2p.is_unknown()); + EXPECT_EQ(net::i2p_address::unknown(), i2p); + EXPECT_STREQ(net::i2p_address::unknown_str(), i2p.host_str()); + EXPECT_EQ(0u, i2p.port()); +} + +TEST(get_network_address, i2p) +{ + expect address = + net::get_network_address("i2p", 0); + EXPECT_EQ(net::error::unsupported_address, address); + + address = net::get_network_address(".b32.i2p", 0); + EXPECT_EQ(net::error::invalid_i2p_address, address); + + address = net::get_network_address(b32_i2p, 1000); + ASSERT_TRUE(bool(address)); + EXPECT_EQ(epee::net_utils::address_type::i2p, address->get_type_id()); + EXPECT_STREQ(b32_i2p, address->host_str().c_str()); + EXPECT_EQ(std::string{b32_i2p} + ":1000", address->str()); + + address = net::get_network_address(std::string{b32_i2p} + ":2000", 1000); + ASSERT_TRUE(bool(address)); + EXPECT_EQ(epee::net_utils::address_type::i2p, address->get_type_id()); + EXPECT_STREQ(b32_i2p, address->host_str().c_str()); + EXPECT_EQ(std::string{b32_i2p} + ":2000", address->str()); + + address = net::get_network_address(std::string{b32_i2p} + ":65536", 1000); + EXPECT_EQ(net::error::invalid_port, address); +} TEST(get_network_address, ipv4) {