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Merge pull request #257

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9bfa593 [fix] Network 1.8: unlimited the RPC connections (rfree2monero)
This commit is contained in:
Riccardo Spagni 2015-04-08 23:07:21 +02:00
commit 1523762f59
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GPG key ID: 55432DF31CCD4FCD
6 changed files with 134 additions and 60 deletions
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34
contrib/epee/include/net/abstract_tcp_server2.h
View file

@ -72,11 +72,6 @@ namespace net_utils
virtual ~i_connection_filter(){}
};
enum t_server_role { // type of the server, e.g. so that we will know how to limit it
NET = 0, // default (not used? used for misc connections maybe?) TODO
RPC = 1, // the rpc commands
P2P = 2 // to other p2p node
};
/************************************************************************/
/* */
@ -97,7 +92,8 @@ namespace net_utils
typename t_protocol_handler::config_type& config,
std::atomic<long> &ref_sock_count, // the ++/-- counter
std::atomic<long> &sock_number, // the only increasing ++ number generator
i_connection_filter * &pfilter);
i_connection_filter * &pfilter
,t_connection_type connection_type);
virtual ~connection();
/// Get the socket associated with the connection.
@ -109,6 +105,12 @@ namespace net_utils
void get_context(t_connection_context& context_){context_ = context;}
void call_back_starter();
void save_dbg_log();
bool speed_limit_is_enabled() const; ///< tells us should we be sleeping here (e.g. do not sleep on RPC connections)
private:
//----------------- i_service_endpoint ---------------------
virtual bool do_send(const void* ptr, size_t cb); ///< (see do_send from i_service_endpoint)
@ -144,7 +146,7 @@ namespace net_utils
critical_section m_self_refs_lock;
critical_section m_chunking_lock; // held while we add small chunks of the big do_send() to small do_send_chunk()
t_server_role m_connection_type;
t_connection_type m_connection_type;
// for calculate speed (last 60 sec)
network_throttle m_throttle_speed_in;
@ -153,7 +155,7 @@ namespace net_utils
std::mutex m_throttle_speed_out_mutex;
public:
void setRPcStation();
void setRpcStation();
};
@ -169,12 +171,14 @@ namespace net_utils
typedef typename t_protocol_handler::connection_context t_connection_context;
/// Construct the server to listen on the specified TCP address and port, and
/// serve up files from the given directory.
boosted_tcp_server();
explicit boosted_tcp_server(boost::asio::io_service& external_io_service, t_server_role s_type);
boosted_tcp_server(t_connection_type connection_type = e_connection_type_NET);
explicit boosted_tcp_server(boost::asio::io_service& external_io_service, t_connection_type connection_type = e_connection_type_NET);
~boosted_tcp_server();
std::map<std::string, t_server_role> server_type_map;
void create_server_type_map();
std::map<std::string, t_connection_type> server_type_map;
void create_server_type_map();
bool init_server(uint32_t port, const std::string address = "0.0.0.0");
bool init_server(const std::string port, const std::string& address = "0.0.0.0");
@ -292,12 +296,16 @@ namespace net_utils
boost::thread::id m_main_thread_id;
critical_section m_threads_lock;
volatile uint32_t m_thread_index; // TODO change to std::atomic
t_server_role type;
void detach_threads();
t_connection_type m_connection_type;
/// The next connection to be accepted
connection_ptr new_connection_;
}; // class <>boosted_tcp_server
} // namespace
} // namespace

134
contrib/epee/include/net/abstract_tcp_server2.inl
View file

@ -71,16 +71,17 @@ PRAGMA_WARNING_DISABLE_VS(4355)
std::atomic<long> &ref_sock_count, // the ++/-- counter
std::atomic<long> &sock_number, // the only increasing ++ number generator
i_connection_filter* &pfilter
,t_connection_type connection_type
)
:
connection_basic(io_service, ref_sock_count, sock_number),
m_protocol_handler(this, config, context),
m_pfilter( pfilter ),
m_connection_type(NET),
m_connection_type( connection_type ),
m_throttle_speed_in("speed_in", "throttle_speed_in"),
m_throttle_speed_out("speed_out", "throttle_speed_out")
{
_info_c("net/sleepRPC", "connection constructor set m_connection_type="<<m_connection_type);
_info_c("net/sleepRPC", "test, connection constructor set m_connection_type="<<m_connection_type);
}
PRAGMA_WARNING_DISABLE_VS(4355)
//---------------------------------------------------------------------------------
@ -239,6 +240,16 @@ PRAGMA_WARNING_DISABLE_VS(4355)
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler>
void connection<t_protocol_handler>::save_dbg_log()
{
_mark_c("net/kind" ,
" connection type " << to_string( m_connection_type ) << " "
<< socket_.local_endpoint().address().to_string() << ":" << socket_.local_endpoint().port()
<< " <--> " << socket_.remote_endpoint().address().to_string() << ":" << socket_.remote_endpoint().port()
);
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler>
void connection<t_protocol_handler>::handle_read(const boost::system::error_code& e,
std::size_t bytes_transferred)
{
@ -253,25 +264,30 @@ PRAGMA_WARNING_DISABLE_VS(4355)
context.m_current_speed_down = m_throttle_speed_in.get_current_speed();
}
{
{
CRITICAL_REGION_LOCAL( epee::net_utils::network_throttle_manager::network_throttle_manager::m_lock_get_global_throttle_in );
epee::net_utils::network_throttle_manager::network_throttle_manager::get_global_throttle_in().handle_trafic_exact(bytes_transferred * 1024);
}
double delay=0; // will be calculated
do
{
{ //_scope_dbg1("CRITICAL_REGION_LOCAL");
CRITICAL_REGION_LOCAL( epee::net_utils::network_throttle_manager::m_lock_get_global_throttle_in );
delay = epee::net_utils::network_throttle_manager::get_global_throttle_in().get_sleep_time_after_tick( bytes_transferred ); // decission from global
}
delay *= 0.5;
if (delay > 0) {
long int ms = (long int)(delay * 100);
epee::net_utils::data_logger::get_instance().add_data("sleep_down", ms);
std::this_thread::sleep_for(std::chrono::milliseconds(ms));
}
} while(delay > 0);
double delay=0; // will be calculated - how much we should sleep to obey speed limit etc
if (speed_limit_is_enabled()) {
do // keep sleeping if we should sleep
{
{ //_scope_dbg1("CRITICAL_REGION_LOCAL");
CRITICAL_REGION_LOCAL( epee::net_utils::network_throttle_manager::m_lock_get_global_throttle_in );
delay = epee::net_utils::network_throttle_manager::get_global_throttle_in().get_sleep_time_after_tick( bytes_transferred ); // decission from global throttle
}
delay *= 0.5;
if (delay > 0) {
long int ms = (long int)(delay * 100);
epee::net_utils::data_logger::get_instance().add_data("sleep_down", ms);
std::this_thread::sleep_for(std::chrono::milliseconds(ms));
}
} while(delay > 0);
} // any form of sleeping
//_info("[sock " << socket_.native_handle() << "] RECV " << bytes_transferred);
logger_handle_net_read(bytes_transferred);
@ -356,7 +372,7 @@ PRAGMA_WARNING_DISABLE_VS(4355)
typedef long long signed int t_safe; // my t_size to avoid any overunderflow in arithmetic
const t_safe chunksize_good = (t_safe)( 1024 * std::max(1.0,factor) );
const t_safe chunksize_max = chunksize_good * 2 ;
const bool allow_split = (m_connection_type == RPC) ? false : true; // TODO config
const bool allow_split = (m_connection_type == e_connection_type_RPC) ? false : true; // do not split RPC data
ASRT(! (chunksize_max<0) ); // make sure it is unsigned before removin sign with cast:
long long unsigned int chunksize_max_unsigned = static_cast<long long unsigned int>( chunksize_max ) ;
@ -447,7 +463,10 @@ PRAGMA_WARNING_DISABLE_VS(4355)
//some data should be wrote to stream
//request complete
sleep_before_packet(cb, 1, 1);
if (speed_limit_is_enabled()) {
sleep_before_packet(cb, 1, 1);
}
epee::critical_region_t<decltype(m_send_que_lock)> send_guard(m_send_que_lock); // *** critical ***
long int retry=0;
const long int retry_limit = 5*4;
@ -496,7 +515,8 @@ PRAGMA_WARNING_DISABLE_VS(4355)
auto size_now = m_send_que.front().size();
_dbg1_c("net/out/size", "do_send() NOW SENSD: packet="<<size_now<<" B");
do_send_handler_write( ptr , size_now ); // (((H)))
if (speed_limit_is_enabled())
do_send_handler_write( ptr , size_now ); // (((H)))
ASRT( size_now == m_send_que.front().size() );
boost::asio::async_write(socket_, boost::asio::buffer(m_send_que.front().data(), size_now ) ,
@ -545,6 +565,7 @@ PRAGMA_WARNING_DISABLE_VS(4355)
return true;
CATCH_ENTRY_L0("connection<t_protocol_handler>::close", false);
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler>
void connection<t_protocol_handler>::handle_write(const boost::system::error_code& e, size_t cb)
@ -559,7 +580,11 @@ PRAGMA_WARNING_DISABLE_VS(4355)
return;
}
logger_handle_net_write(cb);
sleep_before_packet(cb, 1, 1);
if (speed_limit_is_enabled()) {
sleep_before_packet(cb, 1, 1);
}
bool do_shutdown = false;
CRITICAL_REGION_BEGIN(m_send_que_lock);
if(m_send_que.empty())
@ -580,7 +605,8 @@ PRAGMA_WARNING_DISABLE_VS(4355)
//have more data to send
auto size_now = m_send_que.front().size();
_dbg1_c("net/out/size", "handle_write() NOW SENDS: packet="<<size_now<<" B" <<", from queue size="<<m_send_que.size());
do_send_handler_write_from_queue(e, m_send_que.front().size() , m_send_que.size()); // (((H)))
if (speed_limit_is_enabled())
do_send_handler_write_from_queue(e, m_send_que.front().size() , m_send_que.size()); // (((H)))
ASRT( size_now == m_send_que.front().size() );
boost::asio::async_write(socket_, boost::asio::buffer(m_send_que.front().data(), size_now) ,
// strand_.wrap(
@ -597,42 +623,52 @@ PRAGMA_WARNING_DISABLE_VS(4355)
}
CATCH_ENTRY_L0("connection<t_protocol_handler>::handle_write", void());
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler>
void connection<t_protocol_handler>::setRPcStation()
void connection<t_protocol_handler>::setRpcStation()
{
m_connection_type = RPC;
_fact_c("net/sleepRPC", "set m_connection_type = RPC ");
m_connection_type = e_connection_type_RPC;
_fact_c("net/sleepRPC", "set m_connection_type = RPC ");
_info_c("net/kind", "set m_connection_type = RPC ");
}
template<class t_protocol_handler>
bool connection<t_protocol_handler>::speed_limit_is_enabled() const {
return m_connection_type != e_connection_type_RPC ;
}
/************************************************************************/
/* */
/************************************************************************/
template<class t_protocol_handler>
boosted_tcp_server<t_protocol_handler>::boosted_tcp_server():
boosted_tcp_server<t_protocol_handler>::boosted_tcp_server( t_connection_type connection_type ) :
m_io_service_local_instance(new boost::asio::io_service()),
io_service_(*m_io_service_local_instance.get()),
acceptor_(io_service_),
m_stop_signal_sent(false), m_port(0),
m_sock_count(0), m_sock_number(0), m_threads_count(0),
m_pfilter(NULL), m_thread_index(0),
new_connection_(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter))
m_connection_type( connection_type ),
new_connection_(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter, m_connection_type))
{
create_server_type_map();
m_thread_name_prefix = "NET";
type = NET;
}
template<class t_protocol_handler>
boosted_tcp_server<t_protocol_handler>::boosted_tcp_server(boost::asio::io_service& extarnal_io_service, t_server_role s_type):
boosted_tcp_server<t_protocol_handler>::boosted_tcp_server(boost::asio::io_service& extarnal_io_service, t_connection_type connection_type) :
io_service_(extarnal_io_service),
acceptor_(io_service_),
m_stop_signal_sent(false), m_port(0),
m_sock_count(0), m_sock_number(0), m_threads_count(0),
m_pfilter(NULL), m_thread_index(0),
type(NET),
new_connection_(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter))
m_connection_type(connection_type),
new_connection_(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter, connection_type))
{
create_server_type_map();
create_server_type_map();
m_thread_name_prefix = "NET";
}
//---------------------------------------------------------------------------------
@ -646,9 +682,9 @@ PRAGMA_WARNING_DISABLE_VS(4355)
template<class t_protocol_handler>
void boosted_tcp_server<t_protocol_handler>::create_server_type_map()
{
server_type_map["NET"] = t_server_role::NET;
server_type_map["RPC"] = t_server_role::RPC;
server_type_map["P2P"] = t_server_role::P2P;
server_type_map["NET"] = e_connection_type_NET;
server_type_map["RPC"] = e_connection_type_RPC;
server_type_map["P2P"] = e_connection_type_P2P;
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler>
@ -668,6 +704,7 @@ PRAGMA_WARNING_DISABLE_VS(4355)
acceptor_.listen();
boost::asio::ip::tcp::endpoint binded_endpoint = acceptor_.local_endpoint();
m_port = binded_endpoint.port();
_fact_c("net/RPClog", "start accept");
acceptor_.async_accept(new_connection_->socket(),
boost::bind(&boosted_tcp_server<t_protocol_handler>::handle_accept, this,
boost::asio::placeholders::error));
@ -724,9 +761,11 @@ POP_WARNINGS
void boosted_tcp_server<t_protocol_handler>::set_threads_prefix(const std::string& prefix_name)
{
m_thread_name_prefix = prefix_name;
type = server_type_map[m_thread_name_prefix];
_note("Set server type to: " << type);
_note("Set server type to: " << m_thread_name_prefix);
auto it = server_type_map.find(m_thread_name_prefix);
if (it==server_type_map.end()) throw std::runtime_error("Unknown prefix/server type:" + std::string(prefix_name));
auto connection_type = it->second; // the value of type
_info_c("net/RPClog", "Set server type to: " << connection_type << " from name: " << m_thread_name_prefix);
_info_c("net/RPClog", "prefix_name = " << prefix_name);
}
//---------------------------------------------------------------------------------
template<class t_protocol_handler>
@ -845,15 +884,17 @@ POP_WARNINGS
template<class t_protocol_handler>
void boosted_tcp_server<t_protocol_handler>::handle_accept(const boost::system::error_code& e)
{
_fact_c("net/RPClog", "handle_accept");
TRY_ENTRY();
if (!e)
{
if (type == RPC) {
new_connection_->setRPcStation();
_note("New server for RPC connections");
if (m_connection_type == e_connection_type_RPC) {
_note_c("net/rpc", "New server for RPC connections");
_fact_c("net/RPClog", "New server for RPC connections");
new_connection_->setRpcStation(); // hopefully this is not needed actually
}
connection_ptr conn(std::move(new_connection_));
new_connection_.reset(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter));
new_connection_.reset(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter, m_connection_type));
acceptor_.async_accept(new_connection_->socket(),
boost::bind(&boosted_tcp_server<t_protocol_handler>::handle_accept, this,
boost::asio::placeholders::error));
@ -861,6 +902,7 @@ POP_WARNINGS
bool r = conn->start(true, 1 < m_threads_count);
if (!r)
_erro("[sock " << conn->socket().native_handle() << "] Failed to start connection, connections_count = " << m_sock_count);
conn->save_dbg_log();
}else
{
_erro("Some problems at accept: " << e.message() << ", connections_count = " << m_sock_count);
@ -873,7 +915,7 @@ POP_WARNINGS
{
TRY_ENTRY();
connection_ptr new_connection_l(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter) );
connection_ptr new_connection_l(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter, m_connection_type) );
boost::asio::ip::tcp::socket& sock_ = new_connection_l->socket();
//////////////////////////////////////////////////////////////////////////
@ -953,6 +995,8 @@ POP_WARNINGS
{
_erro("[sock " << new_connection_->socket().native_handle() << "] Failed to start connection, connections_count = " << m_sock_count);
}
new_connection_l->save_dbg_log();
return r;
@ -963,7 +1007,7 @@ POP_WARNINGS
bool boosted_tcp_server<t_protocol_handler>::connect_async(const std::string& adr, const std::string& port, uint32_t conn_timeout, t_callback cb, const std::string& bind_ip)
{
TRY_ENTRY();
connection_ptr new_connection_l(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter) );
connection_ptr new_connection_l(new connection<t_protocol_handler>(io_service_, m_config, m_sock_count, m_sock_number, m_pfilter, m_connection_type) );
boost::asio::ip::tcp::socket& sock_ = new_connection_l->socket();
//////////////////////////////////////////////////////////////////////////

3
contrib/epee/include/net/http_server_impl_base.h
View file

@ -45,7 +45,7 @@ namespace epee
public:
http_server_impl_base()
: m_net_server()
: m_net_server(epee::net_utils::e_connection_type_RPC)
{}
explicit http_server_impl_base(boost::asio::io_service& external_io_service)
@ -75,6 +75,7 @@ namespace epee
{
//go to loop
LOG_PRINT("Run net_service loop( " << threads_count << " threads)...", LOG_LEVEL_0);
_fact_c("net/RPClog", "Run net_service loop( " << threads_count << " threads)...");
if(!m_net_server.run_server(threads_count, wait))
{
LOG_ERROR("Failed to run net tcp server!");

12
src/p2p/connection_basic.cpp
View file

@ -94,6 +94,18 @@ namespace epee
namespace net_utils
{
std::string to_string(t_connection_type type)
{
if (type == e_connection_type_NET)
return std::string("NET");
else if (type == e_connection_type_RPC)
return std::string("RPC");
else if (type == e_connection_type_P2P)
return std::string("P2P");
return std::string("UNKNOWN");
}
/* ============================================================================ */

8
src/p2p/connection_basic.hpp
View file

@ -75,6 +75,14 @@ namespace net_utils
class connection_basic_pimpl; // PIMPL for this class
enum t_connection_type { // type of the connection (of this server), e.g. so that we will know how to limit it
e_connection_type_NET = 0, // default (not used?)
e_connection_type_RPC = 1, // the rpc commands (probably not rate limited, not chunked, etc)
e_connection_type_P2P = 2 // to other p2p node (probably limited)
};
std::string to_string(t_connection_type type);
class connection_basic { // not-templated base class for rapid developmet of some code parts
public:
std::unique_ptr< connection_basic_pimpl > mI; // my Implementation

3
src/p2p/net_node.h
View file

@ -84,7 +84,8 @@ namespace nodetool
:m_payload_handler(payload_handler),
m_allow_local_ip(false),
m_no_igd(false),
m_hide_my_port(false)
m_hide_my_port(false),
m_net_server( epee::net_utils::e_connection_type_P2P ) // this is a P2P connection of the main p2p node server, because this is class node_server<>
{
m_current_number_of_out_peers = 0;
m_save_graph = false;