From 15c95a3ec798f3f75121e59e52aa3661f847a7f5 Mon Sep 17 00:00:00 2001
From: cryptocode <34946442+cryptocode@users.noreply.github.com>
Date: Fri, 14 Dec 2018 20:48:25 +0100
Subject: [PATCH] Close sockets gracefully (#1445)

---
 rai/node/bootstrap.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/rai/node/bootstrap.cpp b/rai/node/bootstrap.cpp
index ec3513404b..941bb9f455 100644
--- a/rai/node/bootstrap.cpp
+++ b/rai/node/bootstrap.cpp
@@ -69,6 +69,14 @@ void rai::socket::close ()
 {
 	if (socket_m.is_open ())
 	{
+		try
+		{
+			socket_m.shutdown (boost::asio::ip::tcp::socket::shutdown_both);
+		}
+		catch (...)
+		{
+			/* Ignore spurious exceptions; shutdown is best effort. */
+		}
 		socket_m.close ();
 	}
 }