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don't delete unreachable routers if tunnel creation success rate is too low

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orignal 2022-12-11 17:03:53 -05:00
parent 8320987124
commit 3458665df8
2 changed files with 3 additions and 1 deletions
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3
libi2pd/NetDb.cpp
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@ -603,6 +603,7 @@ namespace data
uint64_t expirationTimeout = NETDB_MAX_EXPIRATION_TIMEOUT*1000LL;
uint64_t ts = i2p::util::GetMillisecondsSinceEpoch();
auto uptime = i2p::context.GetUptime ();
bool isLowRate = i2p::tunnel::tunnels.GetTunnelCreationSuccessRate () < NETDB_MIN_TUNNEL_CREATION_SUCCESS_RATE;
// routers don't expire if less than 90 or uptime is less than 1 hour
bool checkForExpiration = total > NETDB_MIN_ROUTERS && uptime > 600; // 10 minutes
if (checkForExpiration && uptime > 3600) // 1 hour
@ -624,7 +625,7 @@ namespace data
continue;
}
// make router reachable back if too few routers or floodfills
if (it.second->IsUnreachable () && (total - deletedCount < NETDB_MIN_ROUTERS ||
if (it.second->IsUnreachable () && (total - deletedCount < NETDB_MIN_ROUTERS || isLowRate ||
(it.second->IsFloodfill () && totalFloodfills - deletedFloodfillsCount < NETDB_MIN_FLOODFILLS)))
it.second->SetUnreachable (false);
// find & mark expired routers

1
libi2pd/NetDb.hpp
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@ -38,6 +38,7 @@ namespace data
{
const int NETDB_MIN_ROUTERS = 90;
const int NETDB_MIN_FLOODFILLS = 5;
const int NETDB_MIN_TUNNEL_CREATION_SUCCESS_RATE = 8; // in percents
const int NETDB_FLOODFILL_EXPIRATION_TIMEOUT = 60 * 60; // 1 hour, in seconds
const int NETDB_INTRODUCEE_EXPIRATION_TIMEOUT = 65 * 60;
const int NETDB_MIN_EXPIRATION_TIMEOUT = 90 * 60; // 1.5 hours