From 1659029469179bd4f07c6a5ea6cbab6053597793 Mon Sep 17 00:00:00 2001 From: moneromooo-monero Date: Wed, 13 Mar 2019 14:37:42 +0000 Subject: abstract_tcp_server2: fix crashy race on socket shutdown --- contrib/epee/include/net/abstract_tcp_server2.inl | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/contrib/epee/include/net/abstract_tcp_server2.inl b/contrib/epee/include/net/abstract_tcp_server2.inl index f5548c585..958bf79fb 100644 --- a/contrib/epee/include/net/abstract_tcp_server2.inl +++ b/contrib/epee/include/net/abstract_tcp_server2.inl @@ -670,9 +670,9 @@ PRAGMA_WARNING_DISABLE_VS(4355) CHECK_AND_ASSERT_MES( size_now == m_send_que.front().size(), false, "Unexpected queue size"); reset_timer(get_default_timeout(), false); async_write(boost::asio::buffer(m_send_que.front().data(), size_now ) , - //strand_.wrap( + strand_.wrap( boost::bind(&connection::handle_write, self, _1, _2) - //) + ) ); //_dbg3("(chunk): " << size_now); //logger_handle_net_write(size_now); @@ -761,8 +761,9 @@ PRAGMA_WARNING_DISABLE_VS(4355) // Initiate graceful connection closure. m_timer.cancel(); boost::system::error_code ignored_ec; + if (m_ssl_support == epee::net_utils::ssl_support_t::e_ssl_support_enabled) + socket_.shutdown(ignored_ec); socket().shutdown(boost::asio::ip::tcp::socket::shutdown_both, ignored_ec); - socket().close(); if (!m_host.empty()) { try { host_count(m_host, -1); } catch (...) { /* ignore */ } @@ -855,9 +856,9 @@ PRAGMA_WARNING_DISABLE_VS(4355) do_send_handler_write_from_queue(e, m_send_que.front().size() , m_send_que.size()); // (((H))) CHECK_AND_ASSERT_MES( size_now == m_send_que.front().size(), void(), "Unexpected queue size"); async_write(boost::asio::buffer(m_send_que.front().data(), size_now) , - // strand_.wrap( + strand_.wrap( boost::bind(&connection::handle_write, connection::shared_from_this(), _1, _2) - // ) + ) ); //_dbg3("(normal)" << size_now); } -- cgit v1.2.3