try to reseed again after 30 second if failed

libi2pd/Reseed.cpp

@@ -75,9 +75,23 @@ namespace data
 		}
 		else // bootstrap from reseed servers
 		{
-			int num = ReseedFromServers ();
-			if (num == 0)
-				LogPrint (eLogWarning, "Reseed: Failed to reseed from servers");
+			auto start = i2p::util::GetMonotonicSeconds ();
+			int num = 0;
+			while (!num)
+			{
+				num = ReseedFromServers ();
+				if (num) break; // success
+
+				if (i2p::util::GetMonotonicSeconds () < start + RESEED_GIVEUP_TIMEOUT)
+				{
+					LogPrint (eLogWarning, "Reseed: Failed to reseed from servers. Waiting for ", RESEED_WAITING_INTERVAL, " seconds");
+					std::this_thread::sleep_for (std::chrono::seconds(RESEED_WAITING_INTERVAL));
+				}
+				else
+					break; // give up
+			}
+			if (!num)
+				LogPrint (eLogWarning, "Reseed: Failed to reseed from servers. Give up");
 		}
 	}
 

libi2pd/Reseed.h

@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013-2025, The PurpleI2P Project
+* Copyright (c) 2013-2026, The PurpleI2P Project
 *
 * This file is part of Purple i2pd project and licensed under BSD3
 *
@@ -22,6 +22,8 @@ namespace data
 {
 	constexpr int MAX_NUM_RESEED_ATTEMPTS = 10;
 	constexpr int RESEED_CONNECT_TIMEOUT = 5; // in seconds
+	constexpr int RESEED_WAITING_INTERVAL = 30; // in second
+	constexpr int RESEED_GIVEUP_TIMEOUT = 180; // in seconds
 
 	class Reseeder
 	{