Disable/fix ports with I2P

This commit is contained in:
Lee Clagett 2024-01-29 21:10:00 -05:00 committed by Lee *!* Clagett
parent 8eab181fe1
commit 98ee46f249
5 changed files with 52 additions and 85 deletions

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@ -71,7 +71,7 @@ namespace net
struct i2p_serialized
{
std::string host;
std::uint16_t port;
std::uint16_t port; //! Leave for compatability with older clients
BEGIN_KV_SERIALIZE_MAP()
KV_SERIALIZE(host)
@ -80,8 +80,7 @@ namespace net
};
}
i2p_address::i2p_address(const boost::string_ref host, const std::uint16_t port) noexcept
: port_(port)
i2p_address::i2p_address(const boost::string_ref host) noexcept
{
// this is a private constructor, throw if moved to public
assert(host.size() < sizeof(host_));
@ -97,27 +96,19 @@ namespace net
}
i2p_address::i2p_address() noexcept
: port_(0)
{
static_assert(sizeof(unknown_host) <= sizeof(host_), "bad buffer size");
std::memcpy(host_, unknown_host, sizeof(unknown_host));
std::memset(host_ + sizeof(unknown_host), 0, sizeof(host_) - sizeof(unknown_host));
}
expect<i2p_address> i2p_address::make(const boost::string_ref address, const std::uint16_t default_port)
expect<i2p_address> i2p_address::make(const boost::string_ref address)
{
boost::string_ref host = address.substr(0, address.rfind(':'));
const boost::string_ref port =
address.substr(host.size() + (host.size() == address.size() ? 0 : 1));
MONERO_CHECK(host_check(host));
std::uint16_t porti = default_port;
if (!port.empty() && !epee::string_tools::get_xtype_from_string(porti, std::string{port}))
return {net::error::invalid_port};
static_assert(b32_length + sizeof(tld) == sizeof(i2p_address::host_), "bad internal host size");
return i2p_address{host, porti};
return i2p_address{host};
}
bool i2p_address::_load(epee::serialization::portable_storage& src, epee::serialization::section* hparent)
@ -127,23 +118,21 @@ namespace net
{
std::memcpy(host_, in.host.data(), in.host.size());
std::memset(host_ + in.host.size(), 0, sizeof(host_) - in.host.size());
port_ = in.port;
return true;
}
static_assert(sizeof(unknown_host) <= sizeof(host_), "bad buffer size");
std::memcpy(host_, unknown_host, sizeof(unknown_host)); // include null terminator
port_ = 0;
return false;
}
bool i2p_address::store(epee::serialization::portable_storage& dest, epee::serialization::section* hparent) const
{
const i2p_serialized out{std::string{host_}, port_};
// Set port to 1 for backwards compatability; zero is invalid port
const i2p_serialized out{std::string{host_}, 1};
return out.store(dest, hparent);
}
i2p_address::i2p_address(const i2p_address& rhs) noexcept
: port_(rhs.port_)
{
std::memcpy(host_, rhs.host_, sizeof(host_));
}
@ -152,7 +141,6 @@ namespace net
{
if (this != std::addressof(rhs))
{
port_ = rhs.port_;
std::memcpy(host_, rhs.host_, sizeof(host_));
}
return *this;
@ -166,13 +154,12 @@ namespace net
bool i2p_address::equal(const i2p_address& rhs) const noexcept
{
return port_ == rhs.port_ && is_same_host(rhs);
return is_same_host(rhs);
}
bool i2p_address::less(const i2p_address& rhs) const noexcept
{
int res = std::strcmp(host_str(), rhs.host_str());
return res < 0 || (res == 0 && port() < rhs.port());
return std::strcmp(host_str(), rhs.host_str()) < 0;
}
bool i2p_address::is_same_host(const i2p_address& rhs) const noexcept
@ -182,20 +169,6 @@ namespace net
std::string i2p_address::str() const
{
const std::size_t host_length = std::strlen(host_str());
const std::size_t port_length =
port_ == 0 ? 0 : std::numeric_limits<std::uint16_t>::digits10 + 2;
std::string out{};
out.reserve(host_length + port_length);
out.assign(host_str(), host_length);
if (port_ != 0)
{
out.push_back(':');
namespace karma = boost::spirit::karma;
karma::generate(std::back_inserter(out), karma::ushort_, port());
}
return out;
return host_str();
}
}

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@ -50,11 +50,10 @@ namespace net
//! b32 i2p address; internal format not condensed/decoded.
class i2p_address
{
std::uint16_t port_;
char host_[61]; // null-terminated
//! Keep in private, `host.size()` has no runtime check
i2p_address(boost::string_ref host, std::uint16_t port) noexcept;
i2p_address(boost::string_ref host) noexcept;
public:
//! \return Size of internal buffer for host.
@ -74,7 +73,7 @@ namespace net
with `default_port` being used if port is not specified in
`address`.
*/
static expect<i2p_address> make(boost::string_ref address, std::uint16_t default_port = 0);
static expect<i2p_address> make(boost::string_ref address);
//! Load from epee p2p format, and \return false if not valid tor address
bool _load(epee::serialization::portable_storage& src, epee::serialization::section* hparent);
@ -103,8 +102,8 @@ namespace net
//! \return Null-terminated `x.b32.i2p` value or `unknown_str()`.
const char* host_str() const noexcept { return host_; }
//! \return Port value or `0` if unspecified.
std::uint16_t port() const noexcept { return port_; }
//! \return `1` to work with I2P socks which considers `0` error.
std::uint16_t port() const noexcept { return 1; }
static constexpr bool is_loopback() noexcept { return false; }
static constexpr bool is_local() noexcept { return false; }

View File

@ -81,7 +81,7 @@ namespace net
if (host_str_ref.ends_with(".onion"))
return tor_address::make(address, default_port);
if (host_str_ref.ends_with(".i2p"))
return i2p_address::make(address, default_port);
return i2p_address::make(address);
boost::system::error_code ec;
boost::asio::ip::address_v6 v6 = boost::asio::ip::address_v6::from_string(host_str, ec);

View File

@ -196,7 +196,7 @@ namespace boost
if (std::strcmp(host, net::i2p_address::unknown_str()) == 0)
na = net::i2p_address::unknown();
else
na = MONERO_UNWRAP(net::i2p_address::make(host, port));
na = MONERO_UNWRAP(net::i2p_address::make(host));
}
template <class Archive, class ver_type>

View File

@ -555,8 +555,6 @@ TEST(i2p_address, invalid)
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;
@ -570,7 +568,7 @@ TEST(i2p_address, unblockable_types)
ASSERT_NE(nullptr, i2p.host_str());
EXPECT_STREQ("<unknown i2p host>", i2p.host_str());
EXPECT_STREQ("<unknown i2p host>", i2p.str().c_str());
EXPECT_EQ(0u, i2p.port());
EXPECT_EQ(1u, i2p.port());
EXPECT_TRUE(i2p.is_unknown());
EXPECT_FALSE(i2p.is_local());
EXPECT_FALSE(i2p.is_loopback());
@ -581,7 +579,7 @@ TEST(i2p_address, unblockable_types)
ASSERT_NE(nullptr, i2p.host_str());
EXPECT_STREQ("<unknown i2p host>", i2p.host_str());
EXPECT_STREQ("<unknown i2p host>", i2p.str().c_str());
EXPECT_EQ(0u, i2p.port());
EXPECT_EQ(1u, i2p.port());
EXPECT_TRUE(i2p.is_unknown());
EXPECT_FALSE(i2p.is_local());
EXPECT_FALSE(i2p.is_loopback());
@ -596,14 +594,14 @@ TEST(i2p_address, valid)
const auto address1 = net::i2p_address::make(b32_i2p);
ASSERT_TRUE(address1.has_value());
EXPECT_EQ(0u, address1->port());
EXPECT_EQ(1u, 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_EQ(1u, address2.port());
EXPECT_STREQ(b32_i2p, address2.host_str());
EXPECT_STREQ(b32_i2p, address2.str().c_str());
EXPECT_TRUE(address2.is_blockable());
@ -620,9 +618,9 @@ TEST(i2p_address, valid)
address2 = MONERO_UNWRAP(net::i2p_address::make(std::string{b32_i2p_2} + ":6545"));
EXPECT_EQ(6545, address2.port());
EXPECT_EQ(1u, address2.port());
EXPECT_STREQ(b32_i2p_2, address2.host_str());
EXPECT_EQ(std::string{b32_i2p_2} + ":6545", address2.str().c_str());
EXPECT_EQ(std::string{b32_i2p_2}, address2.str().c_str());
EXPECT_TRUE(address2.is_blockable());
EXPECT_FALSE(address2.equal(*address1));
EXPECT_FALSE(address1->equal(address2));
@ -635,22 +633,22 @@ TEST(i2p_address, valid)
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));
net::i2p_address address3 = MONERO_UNWRAP(net::i2p_address::make(std::string{b32_i2p} + ":65535"));
EXPECT_EQ(65535, address3.port());
EXPECT_EQ(1u, address3.port());
EXPECT_STREQ(b32_i2p, address3.host_str());
EXPECT_EQ(std::string{b32_i2p} + ":65535", address3.str().c_str());
EXPECT_EQ(std::string{b32_i2p}, 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.equal(*address1));
EXPECT_TRUE(address1->equal(address3));
EXPECT_TRUE(address3 == *address1);
EXPECT_TRUE(*address1 == address3);
EXPECT_FALSE(address3 != *address1);
EXPECT_FALSE(*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(address1->less(address3));
EXPECT_FALSE(address3.equal(address2));
EXPECT_FALSE(address2.equal(address3));
@ -666,8 +664,8 @@ TEST(i2p_address, valid)
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 i2p1{MONERO_UNWRAP(net::i2p_address::make(b32_i2p))};
const epee::net_utils::network_address i2p2{MONERO_UNWRAP(net::i2p_address::make(b32_i2p))};
const epee::net_utils::network_address ip{epee::net_utils::ipv4_network_address{100, 200}};
EXPECT_EQ(i2p1, i2p2);
@ -675,7 +673,7 @@ TEST(i2p_address, generic_network_address)
EXPECT_LT(ip, i2p1);
EXPECT_STREQ(b32_i2p, i2p1.host_str().c_str());
EXPECT_EQ(std::string{b32_i2p} + ":8080", i2p1.str());
EXPECT_STREQ(b32_i2p, i2p1.str().c_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());
@ -703,11 +701,11 @@ TEST(i2p_address, epee_serializev_b32)
{
epee::byte_slice buffer{};
{
test_command_i2p command{MONERO_UNWRAP(net::i2p_address::make(b32_i2p, 10))};
test_command_i2p command{MONERO_UNWRAP(net::i2p_address::make(b32_i2p))};
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());
EXPECT_EQ(1u, command.i2p.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(command.store(stg));
@ -719,7 +717,7 @@ TEST(i2p_address, epee_serializev_b32)
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());
EXPECT_EQ(1u, command.i2p.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(stg.load_from_binary(epee::to_span(buffer)));
@ -728,7 +726,7 @@ TEST(i2p_address, epee_serializev_b32)
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());
EXPECT_EQ(1u, command.i2p.port());
// make sure that exceeding max buffer doesn't destroy i2p_address::_load
{
@ -747,7 +745,7 @@ TEST(i2p_address, epee_serializev_b32)
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());
EXPECT_EQ(1u, command.i2p.port());
}
TEST(i2p_address, epee_serialize_unknown)
@ -758,7 +756,7 @@ TEST(i2p_address, epee_serialize_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());
EXPECT_EQ(1u, command.i2p.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(command.store(stg));
@ -770,7 +768,7 @@ TEST(i2p_address, epee_serialize_unknown)
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());
EXPECT_EQ(1u, command.i2p.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(stg.load_from_binary(epee::to_span(buffer)));
@ -779,7 +777,7 @@ TEST(i2p_address, epee_serialize_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());
EXPECT_EQ(1u, command.i2p.port());
// make sure that exceeding max buffer doesn't destroy i2p_address::_load
{
@ -798,18 +796,18 @@ TEST(i2p_address, epee_serialize_unknown)
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());
EXPECT_EQ(1u, 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));
const net::i2p_address i2p = MONERO_UNWRAP(net::i2p_address::make(b32_i2p));
EXPECT_FALSE(i2p.is_unknown());
EXPECT_NE(net::i2p_address{}, i2p);
EXPECT_STREQ(b32_i2p, i2p.host_str());
EXPECT_EQ(10u, i2p.port());
EXPECT_EQ(1u, i2p.port());
std::ostringstream stream{};
{
@ -824,7 +822,7 @@ TEST(i2p_address, boost_serialize_b32)
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());
EXPECT_EQ(1u, i2p.port());
std::istringstream stream{buffer};
boost::archive::portable_binary_iarchive archive{stream};
@ -833,7 +831,7 @@ TEST(i2p_address, boost_serialize_b32)
EXPECT_FALSE(i2p.is_unknown());
EXPECT_NE(net::i2p_address{}, i2p);
EXPECT_STREQ(b32_i2p, i2p.host_str());
EXPECT_EQ(10u, i2p.port());
EXPECT_EQ(1u, i2p.port());
}
TEST(i2p_address, boost_serialize_unknown)
@ -844,7 +842,7 @@ TEST(i2p_address, boost_serialize_unknown)
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());
EXPECT_EQ(1u, i2p.port());
std::ostringstream stream{};
{
@ -859,7 +857,7 @@ TEST(i2p_address, boost_serialize_unknown)
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());
EXPECT_EQ(1u, i2p.port());
std::istringstream stream{buffer};
boost::archive::portable_binary_iarchive archive{stream};
@ -868,7 +866,7 @@ TEST(i2p_address, boost_serialize_unknown)
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());
EXPECT_EQ(1u, i2p.port());
}
TEST(get_network_address, i2p)
@ -884,16 +882,13 @@ TEST(get_network_address, i2p)
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());
EXPECT_EQ(std::string{b32_i2p}, 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);
EXPECT_EQ(std::string{b32_i2p}, address->str());
}
TEST(get_network_address, ipv4)