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peer test for ipv6

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orignal 2021-03-23 15:36:57 -04:00
parent 34eee2fc26
commit 9e050d1a23
9 changed files with 82 additions and 62 deletions
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70
libi2pd/Transports.cpp
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@ -576,55 +576,21 @@ namespace transport
return;
}
if (m_SSUServer)
{
bool isv4 = i2p::context.SupportsV4 ();
if (m_IsNAT && isv4)
i2p::context.SetStatus (eRouterStatusTesting);
for (int i = 0; i < 5; i++)
{
auto router = i2p::data::netdb.GetRandomPeerTestRouter (isv4); // v4 only if v4
if (router)
m_SSUServer->CreateSession (router, true, isv4); // peer test
else
{
// if not peer test capable routers found pick any
router = i2p::data::netdb.GetRandomRouter ();
if (router && router->IsSSU ())
m_SSUServer->CreateSession (router); // no peer test
}
}
if (i2p::context.SupportsV6 ())
{
// try to connect to few v6 addresses to get our address back
for (int i = 0; i < 3; i++)
{
auto router = i2p::data::netdb.GetRandomSSUV6Router ();
if (router)
{
auto addr = router->GetSSUV6Address ();
if (addr)
m_SSUServer->GetService ().post ([this, router, addr]
{
m_SSUServer->CreateDirectSession (router, { addr->host, (uint16_t)addr->port }, false);
});
}
}
}
}
PeerTest ();
else
LogPrint (eLogError, "Transports: Can't detect external IP. SSU is not available");
}
void Transports::PeerTest ()
{
if (RoutesRestricted() || !i2p::context.SupportsV4 ()) return;
if (m_SSUServer)
if (RoutesRestricted() || !m_SSUServer) return;
if (i2p::context.SupportsV4 ())
{
LogPrint (eLogInfo, "Transports: Started peer test");
LogPrint (eLogInfo, "Transports: Started peer test ipv4");
bool statusChanged = false;
for (int i = 0; i < 5; i++)
{
auto router = i2p::data::netdb.GetRandomPeerTestRouter (true); // v4 only
auto router = i2p::data::netdb.GetRandomPeerTestRouter (true); // v4
if (router)
{
if (!statusChanged)
@ -636,8 +602,32 @@ namespace transport
}
}
if (!statusChanged)
LogPrint (eLogWarning, "Transports: Can't find routers for peer test");
LogPrint (eLogWarning, "Transports: Can't find routers for peer test ipv4");
}
if (i2p::context.SupportsV6 ())
{
LogPrint (eLogInfo, "Transports: Started peer test ipv6");
bool statusChanged = false;
for (int i = 0; i < 5; i++)
{
auto router = i2p::data::netdb.GetRandomPeerTestRouter (false); // v6
if (router)
{
auto addr = router->GetSSUV6Address ();
if (addr)
{
if (!statusChanged)
{
statusChanged = true;
i2p::context.SetStatusV6 (eRouterStatusTesting); // first time only
}
m_SSUServer->CreateSession (router, addr, true); // peer test v6
}
}
}
if (!statusChanged)
LogPrint (eLogWarning, "Transports: Can't find routers for peer test ipv6");
}
}
std::shared_ptr<i2p::crypto::X25519Keys> Transports::GetNextX25519KeysPair ()