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Merge pull request #812 

3102feb abstract_tcp_server2: fix send queue limit warning spam (moneromooo-monero)
6bca9a8 abstract_tcp_server2: avoid deadlock waiting for send queue to drain (moneromooo-monero)
7450656 net_node: fix connection leak when ping fails with bad response (moneromooo-monero)
This commit is contained in:
Riccardo Spagni 2016-04-26 18:02:57 +02:00
parent 0922ae2b43 3102feb56c
commit 0fb0e7701b
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GPG Key ID: 55432DF31CCD4FCD
2 changed files with 7 additions and 3 deletions
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9
contrib/epee/include/net/abstract_tcp_server2.inl
View File

@ -490,7 +490,9 @@ PRAGMA_WARNING_DISABLE_VS(4355)
sleep_before_packet(cb, 1, 1); sleep_before_packet(cb, 1, 1);
} }
epee::critical_region_t<decltype(m_send_que_lock)> send_guard(m_send_que_lock); // *** critical *** m_send_que_lock.lock(); // *** critical ***
epee::misc_utils::auto_scope_leave_caller scope_exit_handler = epee::misc_utils::create_scope_leave_handler([&](){m_send_que_lock.unlock();});
long int retry=0; long int retry=0;
const long int retry_limit = 5*4; const long int retry_limit = 5*4;
while (m_send_que.size() > ABSTRACT_SERVER_SEND_QUE_MAX_COUNT) while (m_send_que.size() > ABSTRACT_SERVER_SEND_QUE_MAX_COUNT)
@ -504,14 +506,15 @@ PRAGMA_WARNING_DISABLE_VS(4355)
long int ms = 250 + (rand()%50); long int ms = 250 + (rand()%50);
_info_c("net/sleep", "Sleeping because QUEUE is FULL, in " << __FUNCTION__ << " for " << ms << " ms before packet_size="<<cb); // XXX debug sleep _info_c("net/sleep", "Sleeping because QUEUE is FULL, in " << __FUNCTION__ << " for " << ms << " ms before packet_size="<<cb); // XXX debug sleep
m_send_que_lock.unlock();
boost::this_thread::sleep(boost::posix_time::milliseconds( ms ) ); boost::this_thread::sleep(boost::posix_time::milliseconds( ms ) );
m_send_que_lock.lock();
_dbg1("sleep for queue: " << ms); _dbg1("sleep for queue: " << ms);
if (retry > retry_limit) { if (retry > retry_limit) {
send_guard.unlock();
_erro("send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(" << ABSTRACT_SERVER_SEND_QUE_MAX_COUNT << "), shutting down connection"); _erro("send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(" << ABSTRACT_SERVER_SEND_QUE_MAX_COUNT << "), shutting down connection");
// _dbg1_c("net/sleep", "send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(" << ABSTRACT_SERVER_SEND_QUE_MAX_COUNT << "), shutting down connection"); // _dbg1_c("net/sleep", "send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(" << ABSTRACT_SERVER_SEND_QUE_MAX_COUNT << "), shutting down connection");
close(); shutdown();
return false; return false;
} }
} }

1
src/p2p/net_node.inl
View File

@ -1319,6 +1319,7 @@ namespace nodetool
if(rsp.status != PING_OK_RESPONSE_STATUS_TEXT || pr != rsp.peer_id) if(rsp.status != PING_OK_RESPONSE_STATUS_TEXT || pr != rsp.peer_id)
{ {
LOG_PRINT_CC_L2(ping_context, "back ping invoke wrong response \"" << rsp.status << "\" from" << ip << ":" << port << ", hsh_peer_id=" << pr_ << ", rsp.peer_id=" << rsp.peer_id); LOG_PRINT_CC_L2(ping_context, "back ping invoke wrong response \"" << rsp.status << "\" from" << ip << ":" << port << ", hsh_peer_id=" << pr_ << ", rsp.peer_id=" << rsp.peer_id);
m_net_server.get_config_object().close(ping_context.m_connection_id);
return; return;
} }
m_net_server.get_config_object().close(ping_context.m_connection_id); m_net_server.get_config_object().close(ping_context.m_connection_id);