nghttp2/src/shrpx_thread_event_receiver.h

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/*
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* nghttp2 - HTTP/2 C Library
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*
* 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_THREAD_EVENT_RECEIVER_H
#define SHRPX_THREAD_EVENT_RECEIVER_H
#include "shrpx.h"
#include <memory>
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#include <openssl/ssl.h>
#include <event2/bufferevent.h>
#include "shrpx_config.h"
#include "shrpx_downstream_connection_pool.h"
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namespace shrpx {
class Http2Session;
class ConnectBlocker;
struct WorkerStat;
enum WorkerEventType {
NEW_CONNECTION = 0x01,
REOPEN_LOG = 0x02,
GRACEFUL_SHUTDOWN = 0x03,
};
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struct WorkerEvent {
WorkerEventType type;
union {
struct {
sockaddr_union client_addr;
size_t client_addrlen;
evutil_socket_t client_fd;
};
};
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};
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class ThreadEventReceiver {
public:
ThreadEventReceiver(event_base *evbase, SSL_CTX *ssl_ctx,
Http2Session *http2session,
ConnectBlocker *http1_connect_blocker);
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~ThreadEventReceiver();
void on_read(bufferevent *bev);
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private:
DownstreamConnectionPool dconn_pool_;
event_base *evbase_;
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SSL_CTX *ssl_ctx_;
// Shared HTTP2 session for each thread. NULL if not client
// mode. Not deleted by this object.
Http2Session *http2session_;
ConnectBlocker *http1_connect_blocker_;
bufferevent_rate_limit_group *rate_limit_group_;
std::unique_ptr<WorkerStat> worker_stat_;
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};
} // namespace shrpx
#endif // SHRPX_THREAD_EVENT_RECEIVER_H