From 6edb3f165d72f1c5ee40b23d642c6ab9404e4ebd Mon Sep 17 00:00:00 2001
From: David Wilson <dw@botanicus.net>
Date: Sat, 28 Apr 2018 22:08:35 +0100
Subject: [PATCH] ansible: avoid a race during shutdown.

---
 ansible_mitogen/process.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ansible_mitogen/process.py b/ansible_mitogen/process.py
index 8febea90..f5dc7be5 100644
--- a/ansible_mitogen/process.py
+++ b/ansible_mitogen/process.py
@@ -27,6 +27,7 @@
 # POSSIBILITY OF SUCH DAMAGE.
 
 from __future__ import absolute_import
+import errno
 import logging
 import os
 import socket
@@ -167,4 +168,9 @@ class MuxProcess(object):
         happen explicitly, but Ansible provides no hook to allow it.
         """
         self.pool.stop()
-        os.unlink(self.listener.path)
+        try:
+            os.unlink(self.listener.path)
+        except OSError, e:
+            # Prevent a shutdown race with the parent process.
+            if e.args[0] != errno.ENOENT:
+                raise