nghttp2/src/shrpx_connection_handler.h

99 lines
3.2 KiB
C++

/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2012 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef SHRPX_CONNECTION_HANDLER_H
#define SHRPX_CONNECTION_HANDLER_H
#include "shrpx.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <memory>
#include <vector>
#include <openssl/ssl.h>
#include <ev.h>
#include "shrpx_downstream_connection_pool.h"
namespace shrpx {
class Http2Session;
class ConnectBlocker;
class AcceptHandler;
class Worker;
struct WorkerStat;
struct TicketKeys;
// TODO should be renamed as ConnectionHandler
class ConnectionHandler {
public:
ConnectionHandler(struct ev_loop *loop);
~ConnectionHandler();
int handle_connection(int fd, sockaddr *addr, int addrlen);
void create_ssl_context();
void create_worker_thread(size_t num);
void worker_reopen_log_files();
void worker_renew_ticket_keys(const std::shared_ptr<TicketKeys> &ticket_keys);
struct ev_loop *get_loop() const;
void create_http2_session();
void create_http1_connect_blocker();
const WorkerStat *get_worker_stat() const;
void set_acceptor4(std::unique_ptr<AcceptHandler> h);
AcceptHandler *get_acceptor4() const;
void set_acceptor6(std::unique_ptr<AcceptHandler> h);
AcceptHandler *get_acceptor6() const;
void enable_acceptor();
void disable_acceptor();
void disable_acceptor_temporary(ev_tstamp t);
void accept_pending_connection();
void graceful_shutdown_worker();
void join_worker();
private:
DownstreamConnectionPool dconn_pool_;
std::vector<std::unique_ptr<Worker>> workers_;
struct ev_loop *loop_;
// The frontend server SSL_CTX
SSL_CTX *sv_ssl_ctx_;
// The backend server SSL_CTX
SSL_CTX *cl_ssl_ctx_;
// Shared backend HTTP2 session. NULL if multi-threaded. In
// multi-threaded case, see shrpx_worker.cc.
std::unique_ptr<Http2Session> http2session_;
std::unique_ptr<ConnectBlocker> http1_connect_blocker_;
// bufferevent_rate_limit_group *rate_limit_group_;
std::unique_ptr<AcceptHandler> acceptor4_;
std::unique_ptr<AcceptHandler> acceptor6_;
ev_timer disable_acceptor_timer_;
std::unique_ptr<WorkerStat> worker_stat_;
unsigned int worker_round_robin_cnt_;
};
} // namespace shrpx
#endif // SHRPX_CONNECTION_HANDLER_H