SERVER-10261 end TCP sockets cleanly

This is a partial backport of SERVER-9041's commit.  In particular, this fixes an issue with
SSL and the Java driver's session caching.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mongo/util/net/sock.cpp b/src/mongo/util/net/sock.cpp
index 2f155c5295c..b4de0672d36 100644
--- a/src/mongo/util/net/sock.cpp
+++ b/src/mongo/util/net/sock.cpp
@@ -425,6 +425,12 @@ namespace mongo {
 
     void Socket::close() {
         if ( _fd >= 0 ) {
+            // Stop any blocking reads/writes, and prevent new reads/writes
+#if defined(_WIN32)
+            shutdown( _fd, SD_BOTH );
+#else
+            shutdown( _fd, SHUT_RDWR );
+#endif
             closesocket( _fd );
             _fd = -1;
         }