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update registration network with the new external IP we learned from DHT peers

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This commit is contained in:
Miguel Freitas 2015-04-10 08:03:03 -03:00
parent a977b88895
commit 06fbea6da9
1 changed files with 22 additions and 1 deletions
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23
src/twister.cpp
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@ -297,7 +297,7 @@ void ThreadWaitExtIP()
m_ses.reset(new session(*m_swarmDb, fingerprint("TW", LIBTORRENT_VERSION_MAJOR, LIBTORRENT_VERSION_MINOR, 0, 0) m_ses.reset(new session(*m_swarmDb, fingerprint("TW", LIBTORRENT_VERSION_MAJOR, LIBTORRENT_VERSION_MINOR, 0, 0)
, session::add_default_plugins , session::add_default_plugins
, alert::dht_notification , alert::dht_notification | alert::status_notification
, ipStr.size() ? ipStr.c_str() : NULL , ipStr.size() ? ipStr.c_str() : NULL
, !m_usingProxy ? std::make_pair(listen_port, listen_port) : std::make_pair(0, 0) )); , !m_usingProxy ? std::make_pair(listen_port, listen_port) : std::make_pair(0, 0) ));
boost::shared_ptr<session> ses(m_ses); boost::shared_ptr<session> ses(m_ses);
@ -862,6 +862,27 @@ void ThreadSessionAlerts()
{ {
--num_outstanding_resume_data; --num_outstanding_resume_data;
} }
external_ip_alert const* ei = alert_cast<external_ip_alert>(*i);
if (ei)
{
boost::system::error_code ec;
std::string extip = ei->external_address.to_string(ec);
printf("Learned new external IP from DHT peers: %s\n", extip.c_str());
CNetAddr addrLocalHost(extip);
// pretend it came from querying http server. try voting up to 10 times
// to change current external ip in bitcoin code.
for(int i=0; i < 10; i++) {
AddLocal(addrLocalHost, LOCAL_HTTP);
const CNetAddr paddrPeer("8.8.8.8");
CAddress addr( GetLocalAddress(&paddrPeer) );
if( addr.IsValid() && addr.ToStringIP() == extip)
break;
}
continue;
}
} }
} }
} }