From adf8b1f7aada66f69d5c8450d51c22acefcedf63 Mon Sep 17 00:00:00 2001
From: jokimina <jokimina@163.com>
Date: Tue, 26 Feb 2019 12:42:34 +0800
Subject: [PATCH] [Bugfix] operation on closed file. (#2438)

---
 apps/ops/celery/logger.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/ops/celery/logger.py b/apps/ops/celery/logger.py
index bfe713d6d..1dd517200 100644
--- a/apps/ops/celery/logger.py
+++ b/apps/ops/celery/logger.py
@@ -143,7 +143,7 @@ class CeleryTaskFileHandler(CeleryTaskLoggerHandler):
 
     def emit(self, record):
         msg = self.format(record)
-        if not self.f:
+        if not self.f or self.f.closed:
             return
         self.f.write(msg)
         self.f.write(self.terminator)