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delete expired ECIESX25519AEADRatchet sessions and tags

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orignal 2020-02-20 15:44:09 -05:00
parent 50450923df
commit 9c9b723cf5
4 changed files with 43 additions and 3 deletions
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36
libi2pd/Garlic.cpp
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@ -739,7 +739,25 @@ namespace garlic
++it;
}
}
// TODO: cleanup ECIESx25519
// ECIESx25519
for (auto it = m_ECIESx25519Tags.begin (); it != m_ECIESx25519Tags.end ();)
{
if (ts > it->second.creationTime + INCOMING_TAGS_EXPIRATION_TIMEOUT)
it = m_ECIESx25519Tags.erase (it);
else
++it;
}
for (auto it = m_ECIESx25519Sessions.begin (); it != m_ECIESx25519Sessions.end ();)
{
if (it->second->IsExpired (ts))
{
it->second->SetOwner (nullptr);
it = m_ECIESx25519Sessions.erase (it);
}
else
++it;
}
}
void GarlicDestination::RemoveDeliveryStatusSession (uint32_t msgID)
@ -940,12 +958,24 @@ namespace garlic
void GarlicDestination::AddECIESx25519SessionTag (int index, uint64_t tag, ECIESX25519AEADRatchetSessionPtr session)
{
m_ECIESx25519Tags.emplace (tag, ECIESX25519AEADRatchetIndexSession{index, session});
m_ECIESx25519Tags.emplace (tag, ECIESX25519AEADRatchetIndexSession{index, session, i2p::util::GetSecondsSinceEpoch ()});
}
void GarlicDestination::AddECIESx25519Session (const uint8_t * staticKey, ECIESX25519AEADRatchetSessionPtr session)
{
m_ECIESx25519Sessions.emplace (staticKey, session);
i2p::data::Tag<32> staticKeyTag (staticKey);
auto it = m_ECIESx25519Sessions.find (staticKeyTag);
if (it != m_ECIESx25519Sessions.end ())
{
if (it->second->CanBeRestarted (i2p::util::GetSecondsSinceEpoch ()))
m_ECIESx25519Sessions.erase (it);
else
{
LogPrint (eLogInfo, "Garlic: ECIESx25519 session with static key ", staticKeyTag.ToBase64 (), " already exists");
return;
}
}
m_ECIESx25519Sessions.emplace (staticKeyTag, session);
}
}