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check connectivity between peers for tunnel

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orignal 2021-03-01 19:02:27 -05:00
parent 6d88c3ab05
commit f70ee480ba
8 changed files with 54 additions and 34 deletions

25
libi2pd/RouterInfo.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2020, The PurpleI2P Project
* Copyright (c) 2013-2021, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
@ -1079,22 +1079,37 @@ namespace data
auto supportedTransports = m_SupportedTransports & (eSSUV4 | eSSUV6);
if (!supportedTransports) return false; // no SSU
if (v4only && !(supportedTransports & eSSUV4)) return false; // no SSU v4
return GetAddress (
return (bool)GetAddress (
[](std::shared_ptr<const RouterInfo::Address> address)->bool
{
return (address->transportStyle == eTransportSSU) && address->IsPeerTesting ();
}) != nullptr;
});
}
bool RouterInfo::IsIntroducer () const
{
// TODO: support ipv6
if (!(m_SupportedTransports & eSSUV4)) return false;
return GetAddress (
return (bool)GetAddress (
[](std::shared_ptr<const RouterInfo::Address> address)->bool
{
return (address->transportStyle == eTransportSSU) && address->IsIntroducer ();
}) != nullptr;
});
}
bool RouterInfo::IsReachableFrom (const RouterInfo& other) const
{
auto commonTransports = m_SupportedTransports & other.m_SupportedTransports;
if (!commonTransports) return false;
if (commonTransports & eNTCP2V6Mesh) return true;
return (bool)GetAddress (
[commonTransports](std::shared_ptr<const RouterInfo::Address> address)->bool
{
// TODO:check v4 and v6 separately based on caps
if ((commonTransports & (eNTCP2V4 | eNTCP2V6)) && address->IsPublishedNTCP2 ()) return true;
if ((commonTransports & (eSSUV4 | eSSUV6)) && address->IsReachableSSU ()) return true;
return false;
});
}
}
}