From 3c9d91f8e408339ba2ecfdf1c34cb93b4ed6a926 Mon Sep 17 00:00:00 2001
From: Benety Goh <benety@mongodb.com>
Date: Fri, 30 Jun 2017 15:48:52 -0400
Subject: SERVER-29685 do not process ttl indexes on drop-pending collections

---
 src/mongo/db/ttl.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/mongo/db/ttl.cpp')

diff --git a/src/mongo/db/ttl.cpp b/src/mongo/db/ttl.cpp
index 59599f109c7..61c61ddbcb5 100644
--- a/src/mongo/db/ttl.cpp
+++ b/src/mongo/db/ttl.cpp
@@ -170,6 +170,9 @@ private:
      */
     void doTTLForIndex(OperationContext* opCtx, BSONObj idx) {
         const NamespaceString collectionNSS(idx["ns"].String());
+        if (collectionNSS.isDropPendingNamespace()) {
+            return;
+        }
         if (!userAllowedWriteNS(collectionNSS).isOK()) {
             error() << "namespace '" << collectionNSS
                     << "' doesn't allow deletes, skipping ttl job for: " << idx;
-- 
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