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refactor identification to its own method

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Lion Kortlepel 2024-01-15 22:22:27 +01:00
parent ff33f1d42f
commit e9805c3679
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GPG Key ID: 4322FF2B4C71259B
2 changed files with 71 additions and 67 deletions
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1
include/Network.h
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@ -105,4 +105,5 @@ private:
thread_pool m_threadpool {}; thread_pool m_threadpool {};
Sync<bool> m_shutdown { false }; Sync<bool> m_shutdown { false };
ip::udp::socket m_udp_socket { m_io }; ip::udp::socket m_udp_socket { m_io };
void handle_identification(ClientID id, const Packet& packet, std::shared_ptr<Client>& client);
}; };

137
src/Network.cpp
View File

@ -208,73 +208,7 @@ void Network::handle_packet(ClientID id, const Packet& packet) {
// and fall through // and fall through
[[fallthrough]]; [[fallthrough]];
case bmp::State::Identification: case bmp::State::Identification:
switch (packet.purpose) { handle_identification(id, packet, client);
case bmp::Purpose::ProtocolVersion: {
struct bmp::ProtocolVersion protocol_version { };
protocol_version.deserialize_from(packet.data);
if (protocol_version.version.major != 1) {
beammp_debugf("{}: Protocol version bad", id);
// version bad
Packet protocol_v_bad_packet {
.purpose = bmp::ProtocolVersionBad,
};
client->tcp_write(protocol_v_bad_packet);
disconnect(id, fmt::format("bad protocol version: {}.{}.{}", protocol_version.version.major, protocol_version.version.minor, protocol_version.version.patch));
} else {
beammp_debugf("{}: Protocol version ok", id);
// version ok
Packet protocol_v_ok_packet {
.purpose = bmp::ProtocolVersionOk,
};
client->tcp_write(protocol_v_ok_packet);
}
break;
}
case bmp::Purpose::ClientInfo: {
struct bmp::ClientInfo cinfo { };
cinfo.deserialize_from(packet.data);
beammp_debugf("{} is running game version: v{}.{}.{}, mod version: v{}.{}.{}, client implementation '{}' v{}.{}.{}",
id,
cinfo.game_version.major,
cinfo.game_version.minor,
cinfo.game_version.patch,
cinfo.mod_version.major,
cinfo.mod_version.minor,
cinfo.mod_version.patch,
cinfo.implementation.value,
cinfo.program_version.major,
cinfo.program_version.minor,
cinfo.program_version.patch);
// respond with server info
auto version = Application::ServerVersion();
struct bmp::ServerInfo sinfo {
.program_version = {
.major = version.major,
.minor = version.minor,
.patch = version.patch,
},
.implementation = {
.value = "Official BeamMP Server (BeamMP Ltd.)",
},
};
Packet sinfo_packet {
.purpose = bmp::Purpose::ServerInfo,
.data = std::vector<uint8_t>(1024),
};
sinfo.serialize_to(sinfo_packet.data);
client->tcp_write(sinfo_packet);
// now transfer to next state
Packet auth_state {
.purpose = bmp::Purpose::StateChangeAuthentication,
};
client->tcp_write(auth_state);
break;
}
default:
beammp_errorf("Got 0x{:x} in state {}. This is not allowed disconnecting the client", uint16_t(packet.purpose), int(client->state));
disconnect(id, "invalid purpose in current state");
return;
}
break; break;
case bmp::State::Authentication: case bmp::State::Authentication:
break; break;
@ -288,3 +222,72 @@ void Network::handle_packet(ClientID id, const Packet& packet) {
break; break;
} }
} }
void Network::handle_identification(ClientID id, const Packet& packet, std::shared_ptr<Client>& client) {
switch (packet.purpose) {
case bmp::ProtocolVersion: {
struct bmp::ProtocolVersion protocol_version { };
protocol_version.deserialize_from(packet.data);
if (protocol_version.version.major != 1) {
beammp_debugf("{}: Protocol version bad", id);
// version bad
Packet protocol_v_bad_packet {
.purpose = bmp::ProtocolVersionBad,
};
client->tcp_write(protocol_v_bad_packet);
disconnect(id, fmt::format("bad protocol version: {}.{}.{}", protocol_version.version.major, protocol_version.version.minor, protocol_version.version.patch));
} else {
beammp_debugf("{}: Protocol version ok", id);
// version ok
Packet protocol_v_ok_packet {
.purpose = bmp::ProtocolVersionOk,
};
client->tcp_write(protocol_v_ok_packet);
}
break;
}
case bmp::ClientInfo: {
struct bmp::ClientInfo cinfo { };
cinfo.deserialize_from(packet.data);
beammp_debugf("{} is running game version: v{}.{}.{}, mod version: v{}.{}.{}, client implementation '{}' v{}.{}.{}",
id,
cinfo.game_version.major,
cinfo.game_version.minor,
cinfo.game_version.patch,
cinfo.mod_version.major,
cinfo.mod_version.minor,
cinfo.mod_version.patch,
cinfo.implementation.value,
cinfo.program_version.major,
cinfo.program_version.minor,
cinfo.program_version.patch);
// respond with server info
auto version = Application::ServerVersion();
struct bmp::ServerInfo sinfo {
.program_version = {
.major = version.major,
.minor = version.minor,
.patch = version.patch,
},
.implementation = {
.value = "Official BeamMP Server (BeamMP Ltd.)",
},
};
Packet sinfo_packet {
.purpose = bmp::ServerInfo,
.data = std::vector<uint8_t>(1024),
};
sinfo.serialize_to(sinfo_packet.data);
client->tcp_write(sinfo_packet);
// now transfer to next state
Packet auth_state {
.purpose = bmp::StateChangeAuthentication,
};
client->tcp_write(auth_state);
break;
}
default:
beammp_errorf("Got 0x{:x} in state {}. This is not allowed disconnecting the client", uint16_t(packet.purpose), int(client->state));
disconnect(id, "invalid purpose in current state");
}
}