nghttp2/src/shrpx_https_upstream.h

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/*
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* 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_HTTPS_UPSTREAM_H
#define SHRPX_HTTPS_UPSTREAM_H
#include "shrpx.h"
#include <cinttypes>
#include <memory>
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#include "http-parser/http_parser.h"
#include "shrpx_upstream.h"
#include "memchunk.h"
using namespace nghttp2;
namespace shrpx {
class ClientHandler;
class HttpsUpstream : public Upstream {
public:
HttpsUpstream(ClientHandler *handler);
virtual ~HttpsUpstream();
virtual int on_read();
virtual int on_write();
virtual int on_event();
virtual int on_downstream_abort_request(Downstream *downstream,
unsigned int status_code);
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virtual ClientHandler *get_client_handler() const;
virtual int downstream_read(DownstreamConnection *dconn);
virtual int downstream_write(DownstreamConnection *dconn);
virtual int downstream_eof(DownstreamConnection *dconn);
virtual int downstream_error(DownstreamConnection *dconn, int events);
void attach_downstream(std::unique_ptr<Downstream> downstream);
void delete_downstream();
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Downstream *get_downstream() const;
std::unique_ptr<Downstream> pop_downstream();
void error_reply(unsigned int status_code);
virtual void pause_read(IOCtrlReason reason);
virtual int resume_read(IOCtrlReason reason, Downstream *downstream,
size_t consumed);
virtual int on_downstream_header_complete(Downstream *downstream);
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virtual int on_downstream_body(Downstream *downstream, const uint8_t *data,
size_t len, bool flush);
virtual int on_downstream_body_complete(Downstream *downstream);
virtual void on_handler_delete();
virtual int on_downstream_reset(bool no_retry);
virtual int send_reply(Downstream *downstream, const uint8_t *body,
size_t bodylen);
virtual int initiate_push(Downstream *downstream, const StringRef &uri);
virtual int response_riovec(struct iovec *iov, int iovcnt) const;
virtual void response_drain(size_t n);
virtual bool response_empty() const;
virtual Downstream *on_downstream_push_promise(Downstream *downstream,
int32_t promised_stream_id);
virtual int
on_downstream_push_promise_complete(Downstream *downstream,
Downstream *promised_downstream);
virtual bool push_enabled() const;
virtual void cancel_premature_downstream(Downstream *promised_downstream);
void reset_current_header_length();
void log_response_headers(DefaultMemchunks *buf) const;
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private:
ClientHandler *handler_;
http_parser htp_;
size_t current_header_length_;
std::unique_ptr<Downstream> downstream_;
IOControl ioctrl_;
};
} // namespace shrpx
#endif // SHRPX_HTTPS_UPSTREAM_H