Files
scylladb/net/posix-stack.hh
Asias He 04dd72efd3 tcp: Support close initiated on server side for posix stack
Fix hang with ab test on posix stack:

ab -n 1000 http://127.0.0.1/

Fixes #3
2014-10-28 12:42:47 +02:00

85 lines
2.9 KiB
C++

/*
* Copyright (C) 2014 Cloudius Systems, Ltd.
*/
#ifndef POSIX_STACK_HH_
#define POSIX_STACK_HH_
#include "core/reactor.hh"
#include <boost/program_options.hpp>
namespace net {
data_source posix_data_source(pollable_fd& fd);
data_sink posix_data_sink(pollable_fd& fd);
class posix_data_source_impl final : public data_source_impl {
pollable_fd& _fd;
temporary_buffer<char> _buf;
size_t _buf_size;
public:
explicit posix_data_source_impl(pollable_fd& fd, size_t buf_size = 8192)
: _fd(fd), _buf(buf_size), _buf_size(buf_size) {}
virtual future<temporary_buffer<char>> get() override;
};
class posix_data_sink_impl : public data_sink_impl {
pollable_fd& _fd;
std::vector<temporary_buffer<char>> _data;
private:
future<> do_write(size_t idx);
public:
explicit posix_data_sink_impl(pollable_fd& fd) : _fd(fd) {}
future<> put(std::vector<temporary_buffer<char>> data) override;
future<> close() override {
_fd.close();
return make_ready_future<>();
}
};
class posix_ap_server_socket_impl : public server_socket_impl {
struct connection {
pollable_fd fd;
socket_address addr;
connection(pollable_fd xfd, socket_address xaddr) : fd(std::move(xfd)), addr(xaddr) {}
};
static thread_local std::unordered_map<::sockaddr_in, promise<connected_socket, socket_address>> sockets;
static thread_local std::unordered_multimap<::sockaddr_in, connection> conn_q;
socket_address _sa;
public:
explicit posix_ap_server_socket_impl(socket_address sa) : _sa(sa) {}
virtual future<connected_socket, socket_address> accept();
static void move_connected_socket(socket_address sa, pollable_fd fd, socket_address addr);
};
class posix_server_socket_impl : public server_socket_impl {
socket_address _sa;
pollable_fd _lfd;
public:
explicit posix_server_socket_impl(socket_address sa, pollable_fd lfd) : _sa(sa), _lfd(std::move(lfd)) {}
virtual future<connected_socket, socket_address> accept();
};
class posix_network_stack : public network_stack {
public:
posix_network_stack(boost::program_options::variables_map opts) {}
virtual server_socket listen(socket_address sa, listen_options opts) override;
virtual net::udp_channel make_udp_channel(ipv4_addr addr) override;
static std::unique_ptr<network_stack> create(boost::program_options::variables_map opts) {
return std::unique_ptr<network_stack>(new posix_network_stack(opts));
}
};
class posix_ap_network_stack : public posix_network_stack {
public:
posix_ap_network_stack(boost::program_options::variables_map opts) : posix_network_stack(std::move(opts)) {}
virtual server_socket listen(socket_address sa, listen_options opts) override;
static std::unique_ptr<network_stack> create(boost::program_options::variables_map opts) {
return std::unique_ptr<network_stack>(new posix_ap_network_stack(opts));
}
};
}
#endif