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drop exploratory and leaseset lookups for non-floodfill router

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orignal 2023-12-30 19:49:16 -05:00
parent d4c47d90cb
commit 8319dd6b25
1 changed files with 25 additions and 10 deletions
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35
libi2pd/NetDb.cpp
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@ -1019,6 +1019,11 @@ namespace data
std::shared_ptr<I2NPMessage> replyMsg;
if (lookupType == DATABASE_LOOKUP_TYPE_EXPLORATORY_LOOKUP)
{
if (!context.IsFloodfill ())
{
LogPrint (eLogWarning, "NetDb: Exploratory lookup to non-floodfill dropped");
return;
}
LogPrint (eLogInfo, "NetDb: Exploratory close to ", key, " ", numExcluded, " excluded");
std::set<IdentHash> excludedRouters;
const uint8_t * excluded_ident = excluded;
@ -1044,6 +1049,7 @@ namespace data
if (lookupType == DATABASE_LOOKUP_TYPE_ROUTERINFO_LOOKUP ||
lookupType == DATABASE_LOOKUP_TYPE_NORMAL_LOOKUP)
{
// try to find router
auto router = FindRouter (ident);
if (router && !router->IsUnreachable ())
{
@ -1056,17 +1062,26 @@ namespace data
if (!replyMsg && (lookupType == DATABASE_LOOKUP_TYPE_LEASESET_LOOKUP ||
lookupType == DATABASE_LOOKUP_TYPE_NORMAL_LOOKUP))
{
auto leaseSet = FindLeaseSet (ident);
if (!leaseSet)
// try to find leaseset
if (context.IsFloodfill ())
{
auto leaseSet = FindLeaseSet (ident);
if (!leaseSet)
{
// no leaseset found
LogPrint(eLogDebug, "NetDb: Requested LeaseSet not found for ", ident.ToBase32());
}
else if (!leaseSet->IsExpired ()) // we don't send back expired leasesets
{
LogPrint (eLogDebug, "NetDb: Requested LeaseSet ", key, " found");
replyMsg = CreateDatabaseStoreMsg (ident, leaseSet);
}
}
else if (lookupType == DATABASE_LOOKUP_TYPE_LEASESET_LOOKUP)
{
// no lease set found
LogPrint(eLogDebug, "NetDb: Requested LeaseSet not found for ", ident.ToBase32());
}
else if (!leaseSet->IsExpired ()) // we don't send back our LeaseSets
{
LogPrint (eLogDebug, "NetDb: Requested LeaseSet ", key, " found");
replyMsg = CreateDatabaseStoreMsg (ident, leaseSet);
}
LogPrint (eLogWarning, "NetDb: Explicit LeaseSet lookup to non-floodfill dropped");
return;
}
}
if (!replyMsg)