93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
/*
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Copyright <2018-2024> <scott.e.graves@protonmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef INCLUDE_COMM_PACKET_PACKET_SERVER_HPP_
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#define INCLUDE_COMM_PACKET_PACKET_SERVER_HPP_
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#include "comm/packet/client_pool.hpp"
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#include "types/repertory.hpp"
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#include "utils/utils.hpp"
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using namespace boost::asio;
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using boost::asio::ip::tcp;
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namespace repertory {
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class packet_server final {
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public:
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using closed_callback = std::function<void(const std::string &)>;
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using message_complete_callback = client_pool::worker_complete_callback;
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using message_handler_callback = std::function<void(
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std::uint32_t, const std::string &, std::uint64_t, const std::string &,
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packet *, packet &, message_complete_callback)>;
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public:
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packet_server(std::uint16_t port, std::string token, std::uint8_t pool_size,
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closed_callback closed,
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message_handler_callback message_handler);
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~packet_server();
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private:
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struct connection {
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connection(boost::asio::io_service &io_service, tcp::acceptor &acceptor_)
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: socket(io_service), acceptor(acceptor_) {}
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tcp::socket socket;
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tcp::acceptor &acceptor;
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data_buffer buffer;
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std::string client_id;
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std::string nonce;
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void generate_nonce() { nonce = utils::generate_random_string(256u); }
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};
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private:
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const std::string encryption_token_;
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closed_callback closed_;
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message_handler_callback message_handler_;
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boost::asio::io_context io_context_;
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std::unique_ptr<std::thread> server_thread_;
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std::vector<std::thread> service_threads_;
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std::recursive_mutex connection_mutex_;
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std::unordered_map<std::string, std::uint32_t> connection_lookup_;
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private:
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void add_client(connection &c, const std::string &client_id);
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void initialize(const uint16_t &port, uint8_t pool_size);
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void listen_for_connection(tcp::acceptor &acceptor);
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void on_accept(std::shared_ptr<connection> c, boost::system::error_code ec);
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void read_header(std::shared_ptr<connection> c);
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void read_packet(std::shared_ptr<connection> c, std::uint32_t data_size);
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void remove_client(connection &c);
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void send_response(std::shared_ptr<connection> c,
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const packet::error_type &result, packet &response);
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};
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} // namespace repertory
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#endif // INCLUDE_COMM_PACKET_PACKET_SERVER_HPP_
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