118 lines
3.3 KiB
C++
118 lines
3.3 KiB
C++
/*
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* nghttp2 - HTTP/2 C Library
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*
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* Copyright (c) 2012 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "shrpx_worker.h"
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#include <unistd.h>
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#include <sys/socket.h>
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#include <memory>
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#include <event.h>
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#include <event2/bufferevent.h>
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#include "shrpx_ssl.h"
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#include "shrpx_thread_event_receiver.h"
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#include "shrpx_log.h"
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#include "shrpx_http2_session.h"
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#include "shrpx_worker_config.h"
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#include "util.h"
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using namespace nghttp2;
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namespace shrpx {
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Worker::Worker(const WorkerInfo *info)
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: sv_ssl_ctx_(info->sv_ssl_ctx),
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cl_ssl_ctx_(info->cl_ssl_ctx),
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fd_(info->sv[1])
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{}
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Worker::~Worker()
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{
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shutdown(fd_, SHUT_WR);
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close(fd_);
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}
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namespace {
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void readcb(bufferevent *bev, void *arg)
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{
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auto receiver = static_cast<ThreadEventReceiver*>(arg);
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receiver->on_read(bev);
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}
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} // namespace
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namespace {
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void eventcb(bufferevent *bev, short events, void *arg)
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{
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if(events & BEV_EVENT_EOF) {
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LOG(ERROR) << "Connection to main thread lost: eof";
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}
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if(events & BEV_EVENT_ERROR) {
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LOG(ERROR) << "Connection to main thread lost: network error";
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}
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}
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} // namespace
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void Worker::run()
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{
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(void)reopen_log_files();
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auto evbase = std::unique_ptr<event_base, decltype(&event_base_free)>
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(event_base_new(), event_base_free);
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if(!evbase) {
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LOG(ERROR) << "event_base_new() failed";
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return;
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}
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auto bev = std::unique_ptr<bufferevent, decltype(&bufferevent_free)>
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(bufferevent_socket_new(evbase.get(), fd_, BEV_OPT_DEFER_CALLBACKS),
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bufferevent_free);
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if(!bev) {
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LOG(ERROR) << "bufferevent_socket_new() failed";
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return;
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}
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std::unique_ptr<Http2Session> http2session;
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if(get_config()->downstream_proto == PROTO_HTTP2) {
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http2session = util::make_unique<Http2Session>(evbase.get(), cl_ssl_ctx_);
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if(http2session->init_notification() == -1) {
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DIE();
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}
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}
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auto receiver = util::make_unique<ThreadEventReceiver>(evbase.get(),
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sv_ssl_ctx_,
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http2session.get());
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bufferevent_enable(bev.get(), EV_READ);
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bufferevent_setcb(bev.get(), readcb, nullptr, eventcb, receiver.get());
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event_base_loop(evbase.get(), 0);
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}
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void start_threaded_worker(WorkerInfo *info)
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{
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Worker worker(info);
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worker.run();
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}
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} // namespace shrpx
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