From cba7e5350dd7d865b560fde48dc9afea504c3a09 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Mon, 20 Jan 2025 18:17:41 -0500
Subject: [PATCH] drop router's buffer after a while without updates

---
 libi2pd/NetDb.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libi2pd/NetDb.cpp b/libi2pd/NetDb.cpp
index 2e29961e..e5d3fc09 100644
--- a/libi2pd/NetDb.cpp
+++ b/libi2pd/NetDb.cpp
@@ -683,6 +683,10 @@ namespace data
 				updatedCount++;
 				continue;
 			}
+			else if (r->GetBuffer () && ts > r->GetTimestamp () + NETDB_MIN_EXPIRATION_TIMEOUT*1000LL)
+				// since update was long time ago we assume that router is not connected anymore
+				r->ScheduleBufferToDelete ();
+			
 			if (r->GetProfile ()->IsUnreachable ())
 				r->SetUnreachable (true);
 			// make router reachable back if too few routers or floodfills