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don't include expired lease to LeaseSet for I2Cp

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orignal 2024-08-21 19:21:02 -04:00
parent 0191e58b05
commit ff5c76f8f2
2 changed files with 26 additions and 8 deletions
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26
libi2pd/LeaseSet.cpp
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@ -728,25 +728,41 @@ namespace data
memset (m_Buffer + offset, 0, signingKeyLen);
offset += signingKeyLen;
// num leases
auto numLeasesPos = offset;
m_Buffer[offset] = num;
offset++;
// leases
m_Leases = m_Buffer + offset;
auto currentTime = i2p::util::GetMillisecondsSinceEpoch ();
int skipped = 0;
for (int i = 0; i < num; i++)
{
uint64_t ts = tunnels[i]->GetCreationTime () + i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT - i2p::tunnel::TUNNEL_EXPIRATION_THRESHOLD; // 1 minute before expiration
ts *= 1000; // in milliseconds
if (ts <= currentTime)
{
// already expired, skip
skipped++;
continue;
}
if (ts > m_ExpirationTime) m_ExpirationTime = ts;
// make sure leaseset is newer than previous, but adding some time to expiration date
ts += (currentTime - tunnels[i]->GetCreationTime ()*1000LL)*2/i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT; // up to 2 secs
memcpy (m_Buffer + offset, tunnels[i]->GetNextIdentHash (), 32);
offset += 32; // gateway id
htobe32buf (m_Buffer + offset, tunnels[i]->GetNextTunnelID ());
offset += 4; // tunnel id
uint64_t ts = tunnels[i]->GetCreationTime () + i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT - i2p::tunnel::TUNNEL_EXPIRATION_THRESHOLD; // 1 minute before expiration
ts *= 1000; // in milliseconds
if (ts > m_ExpirationTime) m_ExpirationTime = ts;
// make sure leaseset is newer than previous, but adding some time to expiration date
ts += (currentTime - tunnels[i]->GetCreationTime ()*1000LL)*2/i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT; // up to 2 secs
htobe64buf (m_Buffer + offset, ts);
offset += 8; // end date
}
if (skipped > 0)
{
// adjust num leases
if (skipped > num) skipped = num;
num -= skipped;
m_BufferLen -= skipped*LEASE_SIZE;
m_Buffer[numLeasesPos] = num;
}
// we don't sign it yet. must be signed later on
}