From cded6206dcc0ca1f00e17ed97481c84d2fac16c2 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Fri, 7 Jul 2017 15:12:34 -0400
Subject: [PATCH] cleanup unused destinations

---
 libi2pd_client/ClientContext.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/libi2pd_client/ClientContext.cpp b/libi2pd_client/ClientContext.cpp
index d516def8..d8a9d84f 100644
--- a/libi2pd_client/ClientContext.cpp
+++ b/libi2pd_client/ClientContext.cpp
@@ -38,6 +38,7 @@ namespace client
 		if (!m_SharedLocalDestination)
 		{
 			m_SharedLocalDestination = CreateNewLocalDestination (); // non-public, DSA
+			m_SharedLocalDestination->Acquire ();
 			m_Destinations[m_SharedLocalDestination->GetIdentity ()->GetIdentHash ()] = m_SharedLocalDestination;
 			m_SharedLocalDestination->Start ();
 		}
@@ -246,6 +247,19 @@ namespace client
 		i2p::config::ParseConfig(config);
 		Stop();
 		Start();
+
+		// delete unused destinations
+		std::unique_lock<std::mutex> l(m_DestinationsMutex);
+		for (auto it = m_Destinations.begin (); it != m_Destinations.end ();)
+		{
+			auto dest = it->second;
+			if (dest->GetRefCounter () > 0) ++it; // skip
+			else
+			{
+				dest->Stop ();
+				it = m_Destinations.erase (it);
+			}
+		}
 	}
 
 	bool ClientContext::LoadPrivateKeys (i2p::data::PrivateKeys& keys, const std::string& filename, i2p::data::SigningKeyType sigType)