don't perform DNS lookups for the DHT bootstrap unless DHT is enabled

This commit is contained in:
arvidn 2018-03-24 13:08:37 +01:00 committed by Arvid Norberg
parent 6a2df1034a
commit 98d5313598
2 changed files with 22 additions and 4 deletions

View File

@ -1,4 +1,5 @@
* don't perform DNS lookups for the DHT bootstrap unless DHT is enabled
* fix issue where setting file/piece priority would stop checking
* expose post_dht_stats() to python binding
* fix backwards compatibility to downloads without partfiles

View File

@ -895,7 +895,7 @@ namespace aux {
}
#ifndef TORRENT_DISABLE_DHT
if (need_update_dht) update_dht();
if (need_update_dht) start_dht();
#endif
#ifndef TORRENT_NO_DEPRECATE
if (need_update_proxy) update_proxy();
@ -5443,7 +5443,20 @@ retry:
{
#ifndef TORRENT_DISABLE_DHT
if (m_settings.get_bool(settings_pack::enable_dht))
start_dht();
{
if (!m_settings.get_str(settings_pack::dht_bootstrap_nodes).empty()
&& m_dht_router_nodes.empty())
{
// if we have bootstrap nodes configured, make sure we initiate host
// name lookups. once these complete, the DHT will be started.
// they are tracked by m_outstanding_router_lookups
update_dht_bootstrap_nodes();
}
else
{
start_dht();
}
}
else
stop_dht();
#endif
@ -5452,6 +5465,8 @@ retry:
void session_impl::update_dht_bootstrap_nodes()
{
#ifndef TORRENT_DISABLE_DHT
if (!m_settings.get_bool(settings_pack::enable_dht)) return;
std::string const& node_list = m_settings.get_str(settings_pack::dht_bootstrap_nodes);
std::vector<std::pair<std::string, int> > nodes;
parse_comma_separated_string_port(node_list, nodes);
@ -5763,6 +5778,8 @@ retry:
stop_dht();
if (!m_settings.get_bool(settings_pack::enable_dht)) return;
// postpone starting the DHT if we're still resolving the DHT router
if (m_outstanding_router_lookups > 0) return;
@ -5882,7 +5899,7 @@ retry:
m_alerts.emplace_alert<dht_error_alert>(
dht_error_alert::hostname_lookup, e);
if (m_outstanding_router_lookups == 0) update_dht();
if (m_outstanding_router_lookups == 0) start_dht();
return;
}
@ -5899,7 +5916,7 @@ retry:
m_dht_router_nodes.push_back(ep);
}
if (m_outstanding_router_lookups == 0) update_dht();
if (m_outstanding_router_lookups == 0) start_dht();
}
// callback for dht_immutable_get