From 6cd44b572b0ca55adf01a8a12078b2284602e64c Mon Sep 17 00:00:00 2001
From: Tim Burke <tim.burke@gmail.com>
Date: Tue, 16 Jan 2024 17:07:09 -0800
Subject: [PATCH] Ignore ENOTCONN during shutdown

---
 kmip/services/server/session.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/kmip/services/server/session.py b/kmip/services/server/session.py
index c6a5f70c..887f1c83 100644
--- a/kmip/services/server/session.py
+++ b/kmip/services/server/session.py
@@ -14,6 +14,7 @@
 # under the License.
 
 import binascii
+import errno
 import logging
 import socket
 import struct
@@ -113,8 +114,13 @@ def run(self):
                     self._logger.info("Failure handling message loop")
                     self._logger.exception(e)
 
-        self._connection.shutdown(socket.SHUT_RDWR)
-        self._connection.close()
+        try:
+            self._connection.shutdown(socket.SHUT_RDWR)
+        except OSError as e:
+            if e.errno != errno.ENOTCONN:
+                raise
+        finally:
+            self._connection.close()
         self._logger.info("Stopping session: {0}".format(self.name))
 
     def _handle_message_loop(self):