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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
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18
libi2pd/NetDb.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
*
@ -57,7 +57,7 @@ namespace data
uint16_t threshold; i2p::config::GetOption("reseed.threshold", threshold);
if (m_RouterInfos.size () < threshold) // reseed if # of router less than threshold
Reseed ();
else if (!GetRandomRouter (i2p::context.GetSharedRouterInfo ()))
else if (!GetRandomRouter (i2p::context.GetSharedRouterInfo (), false))
Reseed (); // we don't have a router we can connect to. Trying to reseed
i2p::config::GetOption("persist.profiles", m_PersistProfiles);
@ -1135,13 +1135,14 @@ namespace data
});
}
std::shared_ptr<const RouterInfo> NetDb::GetRandomRouter (std::shared_ptr<const RouterInfo> compatibleWith) const
std::shared_ptr<const RouterInfo> NetDb::GetRandomRouter (std::shared_ptr<const RouterInfo> compatibleWith, bool reverse) const
{
return GetRandomRouter (
[compatibleWith](std::shared_ptr<const RouterInfo> router)->bool
[compatibleWith, reverse](std::shared_ptr<const RouterInfo> router)->bool
{
return !router->IsHidden () && router != compatibleWith &&
router->IsCompatible (*compatibleWith);
(reverse ? compatibleWith->IsReachableFrom (*router) :
router->IsReachableFrom (*compatibleWith));
});
}
@ -1172,13 +1173,14 @@ namespace data
});
}
std::shared_ptr<const RouterInfo> NetDb::GetHighBandwidthRandomRouter (std::shared_ptr<const RouterInfo> compatibleWith) const
std::shared_ptr<const RouterInfo> NetDb::GetHighBandwidthRandomRouter (std::shared_ptr<const RouterInfo> compatibleWith, bool reverse) const
{
return GetRandomRouter (
[compatibleWith](std::shared_ptr<const RouterInfo> router)->bool
[compatibleWith, reverse](std::shared_ptr<const RouterInfo> router)->bool
{
return !router->IsHidden () && router != compatibleWith &&
router->IsCompatible (*compatibleWith) &&
(reverse ? compatibleWith->IsReachableFrom (*router) :
router->IsReachableFrom (*compatibleWith)) &&
(router->GetCaps () & RouterInfo::eHighBandwidth) &&
router->GetVersion () >= NETDB_MIN_HIGHBANDWIDTH_VERSION;
});