xbot/connection.hpp
2025-01-29 15:17:19 -08:00

131 lines
4.2 KiB
C++

#pragma once
#include "irc_command.hpp"
#include "ircmsg.hpp"
#include "ref.hpp"
#include "snote.hpp"
#include "stream.hpp"
#include <boost/asio.hpp>
#include <boost/signals2.hpp>
#include <list>
#include <memory>
#include <string>
struct ConnectSettings
{
bool tls;
std::string host;
std::uint16_t port;
X509_Ref client_cert;
EVP_PKEY_Ref client_key;
std::string verify;
std::string sni;
std::string socks_host;
std::uint16_t socks_port;
std::string socks_user;
std::string socks_pass;
};
class Connection : public std::enable_shared_from_this<Connection>
{
private:
Stream stream_;
boost::asio::steady_timer watchdog_timer_;
std::list<std::string> write_strings_;
bool write_posted_;
// Set true when watchdog triggers.
// Set false when message received.
bool stalled_;
// AUTHENTICATE support
std::string authenticate_buffer_;
auto write_buffers() -> void;
auto dispatch_line(char *line) -> void;
static constexpr std::chrono::seconds watchdog_duration = std::chrono::seconds{30};
auto watchdog() -> void;
auto watchdog_activity() -> void;
auto connect(ConnectSettings settings) -> boost::asio::awaitable<void>;
auto on_authenticate(std::string_view) -> void;
/// Build and send well-formed IRC message from individual parameters
auto write_irc(std::string) -> void;
auto write_irc(std::string, std::string_view) -> void;
template <typename... Args>
auto write_irc(std::string front, std::string_view next, Args... rest) -> void;
public:
boost::signals2::signal<void()> sig_connect;
boost::signals2::signal<void()> sig_disconnect;
boost::signals2::signal<void(IrcCommand, const IrcMsg &)> sig_ircmsg;
boost::signals2::signal<void(SnoteMatch &)> sig_snote;
boost::signals2::signal<void(std::string_view)> sig_authenticate;
Connection(boost::asio::io_context &io);
/// Write bytes into the socket.
auto write_line(std::string message) -> void;
auto get_executor() -> boost::asio::any_io_executor
{
return stream_.get_executor();
}
auto start(ConnectSettings) -> void;
auto close() -> void;
auto send_ping(std::string_view) -> void;
auto send_pong(std::string_view) -> void;
auto send_pass(std::string_view) -> void;
auto send_user(std::string_view, std::string_view) -> void;
auto send_nick(std::string_view) -> void;
auto send_join(std::string_view) -> void;
auto send_names(std::string_view channel) -> void;
auto send_kick(std::string_view, std::string_view, std::string_view) -> void;
auto send_kill(std::string_view, std::string_view) -> void;
auto send_quit(std::string_view) -> void;
auto send_cap_ls() -> void;
auto send_cap_end() -> void;
auto send_map() -> void;
auto send_testline(std::string_view) -> void;
auto send_testmask(std::string_view) -> void;
auto send_testmask_gecos(std::string_view, std::string_view) -> void;
auto send_masktrace(std::string_view) -> void;
auto send_masktrace_gecos(std::string_view, std::string_view) -> void;
auto send_get_topic(std::string_view) -> void;
auto send_set_topic(std::string_view, std::string_view) -> void;
auto send_cap_req(std::string_view) -> void;
auto send_privmsg(std::string_view, std::string_view) -> void;
auto send_wallops(std::string_view) -> void;
auto send_notice(std::string_view, std::string_view) -> void;
auto send_authenticate(std::string_view message) -> void;
auto send_authenticate_encoded(std::string_view message) -> void;
auto send_authenticate_abort() -> void;
auto send_whois(std::string_view) -> void;
auto send_whois_remote(std::string_view, std::string_view) -> void;
auto send_challenge(std::string_view) -> void;
auto send_oper(std::string_view, std::string_view) -> void;
};
template <typename... Args>
auto Connection::write_irc(std::string front, std::string_view next, Args... rest) -> void
{
using namespace std::literals;
if (next.empty() || next.front() == ':' || next.find_first_of("\r\n \0"sv) != next.npos)
{
throw std::runtime_error{"bad irc argument"};
}
front += " ";
front += next;
write_irc(std::move(front), rest...);
}