diff options
Diffstat (limited to 'contrib')
| -rw-r--r-- | contrib/epee/include/net/levin_protocol_handler_async.h | 78 |
1 files changed, 45 insertions, 33 deletions
diff --git a/contrib/epee/include/net/levin_protocol_handler_async.h b/contrib/epee/include/net/levin_protocol_handler_async.h index ee64da5d8..de270bfd0 100644 --- a/contrib/epee/include/net/levin_protocol_handler_async.h +++ b/contrib/epee/include/net/levin_protocol_handler_async.h @@ -77,6 +77,8 @@ class async_protocol_handler_config levin_commands_handler<t_connection_context>* m_pcommands_handler; void (*m_pcommands_handler_destroy)(levin_commands_handler<t_connection_context>*); + void delete_connections (size_t count, bool incoming); + public: typedef t_connection_context connection_context; uint64_t m_max_packet_size; @@ -101,6 +103,7 @@ public: {} ~async_protocol_handler_config() { set_handler(NULL, NULL); } void del_out_connections(size_t count); + void del_in_connections(size_t count); }; @@ -731,41 +734,50 @@ void async_protocol_handler_config<t_connection_context>::del_connection(async_p } //------------------------------------------------------------------------------------------ template<class t_connection_context> +void async_protocol_handler_config<t_connection_context>::delete_connections(size_t count, bool incoming) +{ + std::vector <boost::uuids::uuid> connections; + CRITICAL_REGION_BEGIN(m_connects_lock); + for (auto& c: m_connects) + { + if (c.second->m_connection_context.m_is_income == incoming) + connections.push_back(c.first); + } + + // close random connections from the provided set + // TODO or better just keep removing random elements (performance) + unsigned seed = std::chrono::system_clock::now().time_since_epoch().count(); + shuffle(connections.begin(), connections.end(), std::default_random_engine(seed)); + while (count > 0 && connections.size() > 0) + { + try + { + auto i = connections.end() - 1; + async_protocol_handler<t_connection_context> *conn = m_connects.at(*i); + del_connection(conn); + close(*i); + connections.erase(i); + } + catch (const std::out_of_range &e) + { + MWARNING("Connection not found in m_connects, continuing"); + } + --count; + } + + CRITICAL_REGION_END(); +} +//------------------------------------------------------------------------------------------ +template<class t_connection_context> void async_protocol_handler_config<t_connection_context>::del_out_connections(size_t count) { - std::vector <boost::uuids::uuid> out_connections; - CRITICAL_REGION_BEGIN(m_connects_lock); - for (auto& c: m_connects) - { - if (!c.second->m_connection_context.m_is_income) - out_connections.push_back(c.first); - } - - if (out_connections.size() == 0) - return; - - // close random out connections - // TODO or better just keep removing random elements (performance) - unsigned seed = std::chrono::system_clock::now().time_since_epoch().count(); - shuffle(out_connections.begin(), out_connections.end(), std::default_random_engine(seed)); - while (count > 0 && out_connections.size() > 0) - { - try - { - auto i = out_connections.end() - 1; - async_protocol_handler<t_connection_context> *conn = m_connects.at(*i); - del_connection(conn); - close(*i); - out_connections.erase(i); - } - catch (const std::out_of_range &e) - { - MWARNING("Connection not found in m_connects, continuing"); - } - --count; - } - - CRITICAL_REGION_END(); + delete_connections(count, false); +} +//------------------------------------------------------------------------------------------ +template<class t_connection_context> +void async_protocol_handler_config<t_connection_context>::del_in_connections(size_t count) +{ + delete_connections(count, true); } //------------------------------------------------------------------------------------------ template<class t_connection_context> |