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182 lines (159 loc) · 4.17 KB
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///////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2008-2012 Artyom Beilis (Tonkikh) <artyomtnk@yahoo.com>
//
// See accompanying file COPYING.TXT file for licensing details.
//
///////////////////////////////////////////////////////////////////////////////
#ifndef CPPCMS_CGI_ACCEPTOR_H
#define CPPCMS_CGI_ACCEPTOR_H
#include "cgi_api.h"
#include <cppcms/service.h>
#include "service_impl.h"
#include <cppcms/http_context.h>
#include <cppcms/config.h>
#include <booster/aio/socket.h>
#include <booster/aio/endpoint.h>
#ifndef CPPCMS_WIN32
#include <unistd.h>
#endif
namespace io = booster::aio;
namespace cppcms {
namespace impl {
namespace cgi {
template<typename API>
struct server_api_factory {
API *operator()(cppcms::service &srv) const
{
return new API(srv);
}
};
template<class ServerAPI,class Factory = server_api_factory<ServerAPI> >
class socket_acceptor : public acceptor {
public:
socket_acceptor(cppcms::service &srv,std::string ip,int port,int backlog) :
srv_(srv),
acceptor_(srv_.get_io_service()),
stopped_(false),
tcp_(true),
sndbuf_(-1),
rcvbuf_(-1)
{
io::endpoint ep(ip,port);
acceptor_.open(ep.family());
#ifndef CPPCMS_WIN32
acceptor_.set_option(io::basic_socket::reuse_address,true);
#endif
acceptor_.bind(ep);
acceptor_.listen(backlog);
}
void factory(Factory const &f)
{
factory_ = f;
}
#if !defined(CPPCMS_WIN32)
socket_acceptor(cppcms::service &srv,int backlog) :
srv_(srv),
acceptor_(srv_.get_io_service()),
stopped_(false),
tcp_(false)
{
acceptor_.attach(0);
acceptor_.listen(backlog);
}
socket_acceptor(cppcms::service &srv,std::string path,int backlog) :
srv_(srv),
acceptor_(srv_.get_io_service()),
stopped_(false),
tcp_(false)
{
io::endpoint ep(path);
acceptor_.open(io::pf_unix);
acceptor_.set_option(io::basic_socket::reuse_address,true);
::unlink(path.c_str());
acceptor_.bind(ep);
acceptor_.listen(backlog);
}
#endif
struct accept_binder {
socket_acceptor *self;
accept_binder(socket_acceptor *s=0) : self(s) {}
void operator()(booster::system::error_code const &e)
{
self->on_accept(e);
}
};
#ifndef CPPCMS_WIN32
virtual booster::shared_ptr< ::cppcms::http::context> accept(int fd)
{
booster::shared_ptr<ServerAPI> api;
try {
api.reset(factory_(srv_));
api->socket_.assign(fd);
fd=-1;
}
catch(...) {
::close(fd);
throw;
}
if(tcp_)
api->socket_.set_option(io::basic_socket::tcp_no_delay,true);
booster::shared_ptr< ::cppcms::http::context> cnt(new ::cppcms::http::context(api));
return cnt;
}
#endif
virtual booster::aio::acceptor &socket()
{
return acceptor_;
}
virtual void async_accept()
{
if(stopped_)
return;
booster::shared_ptr<ServerAPI> api(factory_(srv_));
api_=api;
asio_socket_ = &api->socket_;
acceptor_.async_accept(*asio_socket_,accept_binder(this));
}
virtual void stop()
{
stopped_=true;
acceptor_.cancel();
}
void sndbuf(int v)
{
sndbuf_ = v;
}
void rcvbuf(int v)
{
rcvbuf_ = v;
}
private:
void on_accept(booster::system::error_code const &e)
{
if(!e) {
if(tcp_)
asio_socket_->set_option(io::basic_socket::tcp_no_delay,true);
if(sndbuf_!=-1)
asio_socket_->set_option(io::basic_socket::send_buffer_size,sndbuf_);
if(rcvbuf_!=-1)
asio_socket_->set_option(io::basic_socket::receive_buffer_size,rcvbuf_);
booster::shared_ptr< ::cppcms::http::context> cnt(new ::cppcms::http::context(api_));
api_.reset();
cnt->run();
}
async_accept();
}
cppcms::service &srv_;
booster::shared_ptr<connection> api_;
booster::aio::stream_socket *asio_socket_;
booster::aio::acceptor acceptor_;
bool stopped_;
bool tcp_;
int sndbuf_,rcvbuf_;
Factory factory_;
};
} // cgi
} // impl
} // cppcms
#endif