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delete expired incoming tags

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orignal 2014-10-17 22:15:42 -04:00
parent 00d9ef806b
commit fcd3680547
2 changed files with 28 additions and 5 deletions
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26
Garlic.cpp
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@ -148,7 +148,7 @@ namespace garlic
size_t GarlicRoutingSession::CreateAESBlock (uint8_t * buf, const I2NPMessage * msg)
{
size_t blockSize = 0;
bool createNewTags = m_Owner && ((int)m_SessionTags.size () <= m_NumTags/4);
bool createNewTags = m_Owner && ((int)m_SessionTags.size () <= m_NumTags/2);
UnconfirmedTags * newTags = createNewTags ? GenerateSessionTags () : nullptr;
*(uint16_t *)buf = newTags ? htobe16 (newTags->numTags) : 0; // tag count
blockSize += 2;
@ -343,7 +343,29 @@ namespace garlic
else
LogPrint ("Failed to decrypt garlic");
}
DeleteI2NPMessage (msg);
DeleteI2NPMessage (msg);
// cleanup expired tags
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
if (ts > m_LastTagsCleanupTime + INCOMING_TAGS_EXPIRATION_TIMEOUT)
{
if (m_LastTagsCleanupTime)
{
int numExpiredTags = 0;
for (auto it = m_Tags.begin (); it != m_Tags.end ();)
{
if (ts > it->first.creationTime + INCOMING_TAGS_EXPIRATION_TIMEOUT)
{
numExpiredTags++;
it = m_Tags.erase (it);
}
else
it++;
}
LogPrint (numExpiredTags, " tags expired for ", GetIdentHash().ToBase64 ());
}
m_LastTagsCleanupTime = ts;
}
}
void GarlicDestination::HandleAESBlock (uint8_t * buf, size_t len, std::shared_ptr<i2p::crypto::CBCDecryption> decryption,