From 971ead4a440414af7315b703a469b757a90110e0 Mon Sep 17 00:00:00 2001
From: Arvid Norberg <arvid@libtorrent.org>
Date: Mon, 12 May 2008 06:25:53 +0000
Subject: [PATCH] made redundant connction closing optional (defaults to on)

---
 docs/manual.rst         | 6 ++++++
 src/peer_connection.cpp | 6 +++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/docs/manual.rst b/docs/manual.rst
index 6976d2973..fc8c0a868 100644
--- a/docs/manual.rst
+++ b/docs/manual.rst
@@ -2820,6 +2820,7 @@ that will be sent to the tracker. The user-agent is a good way to identify your
 		float share_ratio_limit;
 		float seed_time_ratio_limit;
 		int seed_time_limit;
+		bool close_redundant_connections;
 	};
 
 ``user_agent`` this is the client identification to the tracker.
@@ -3040,6 +3041,11 @@ for considering a seeding torrent to have met the seed limit criteria. See queui
 (specified in seconds) before it is considered having met the seed limit criteria.
 See queuing_.
 
+``close_redundant_connections`` specifies whether libtorrent should close
+connections where both ends have no utility in keeping the connection open.
+For instance if both ends have completed their downloads, there's no point
+in keeping it open. This defaults to ``true``.
+
 
 pe_settings
 ===========
diff --git a/src/peer_connection.cpp b/src/peer_connection.cpp
index 4acd4fca8..6b40e9cc2 100755
--- a/src/peer_connection.cpp
+++ b/src/peer_connection.cpp
@@ -1109,7 +1109,7 @@ namespace libtorrent
 			{
 				TORRENT_ASSERT(m_peer_info);
 				m_peer_info->seed = true;
-				if (t->is_finished())
+				if (t->is_finished() && m_ses.settings().close_redundant_connections)
 				{
 					disconnect("seed to seed connection redundant");
 					return;
@@ -1186,7 +1186,7 @@ namespace libtorrent
 			// if this is a web seed. we don't have a peer_info struct
 			if (m_peer_info) m_peer_info->seed = true;
 			// if we're a seed too, disconnect
-			if (t->is_finished())
+			if (t->is_finished() && m_ses.settings().close_redundant_connections)
 			{
 				disconnect("seed to seed connection redundant, disconnecting");
 				return;
@@ -1751,7 +1751,7 @@ namespace libtorrent
 #endif
 
 		// if we're a seed too, disconnect
-		if (t->is_finished())
+		if (t->is_finished() && m_ses.settings().close_redundant_connections)
 		{
 			disconnect("seed to seed connection redundant, disconnecting");
 			return;