update timestamp before publishing

libi2pd/NetDb.cpp

@@ -130,18 +130,17 @@ namespace data
 					lastDestinationCleanup = ts;
 				}
 
-				if (ts - lastPublish >= NETDB_PUBLISH_INTERVAL && !m_HiddenMode) // publish
+				if (ts - lastPublish >= NETDB_PUBLISH_INTERVAL) // update timestamp and publish 
 				{
-					Publish ();
+					i2p::context.UpdateTimestamp (ts);
+					if (!m_HiddenMode) Publish ();
 					lastPublish = ts;
 				}
 				if (ts - lastExploratory >= 30) // exploratory every 30 seconds
 				{
 					auto numRouters = m_RouterInfos.size ();
-					if (numRouters == 0)
+					if (!numRouters)
-					{
                     	throw std::runtime_error("No known routers, reseed seems to be totally failed");
-					}
 					else // we have peers now
 						m_FloodfillBootstrap = nullptr;
 					if (numRouters < 2500 || ts - lastExploratory >= 90)

libi2pd/RouterContext.cpp

@@ -497,6 +497,12 @@ namespace i2p
 		}
 	}
 
+	void RouterContext::UpdateTimestamp (uint64_t ts)
+	{
+		if (ts > m_LastUpdateTime + ROUTER_INFO_UPDATE_INTERVAL)
+			UpdateRouterInfo ();
+	}
+
 	bool RouterContext::Load ()
 	{
 		std::ifstream fk (i2p::fs::DataDirPath (ROUTER_KEYS), std::ifstream::in | std::ifstream::binary);

libi2pd/RouterContext.h

@@ -103,6 +103,7 @@ namespace i2p
 			void UpdateNTCPV6Address (const boost::asio::ip::address& host); // called from NTCP session
 			void UpdateNTCP2V6Address (const boost::asio::ip::address& host); // called from NTCP2 session
 			void UpdateStats ();
+			void UpdateTimestamp (uint64_t ts); // in seconds, called from NetDb before publishing
 			void CleanupDestination ();	// garlic destination
 
 			// implements LocalDestination
@@ -134,7 +135,7 @@ namespace i2p
 			i2p::data::RouterInfo m_RouterInfo;
 			i2p::data::PrivateKeys m_Keys;
 			std::shared_ptr<i2p::crypto::CryptoKeyDecryptor> m_Decryptor;
-			uint64_t m_LastUpdateTime;
+			uint64_t m_LastUpdateTime; // in seconds
 			bool m_AcceptsTunnels, m_IsFloodfill;
 			uint64_t m_StartupTime; // in seconds since epoch
 			uint64_t m_BandwidthLimit; // allowed bandwidth