From d5c949bfde15e0a31df9c50ce73644767e62b49d Mon Sep 17 00:00:00 2001
From: Vincent Lee <cool8511@gmail.com>
Date: Wed, 18 Jul 2018 22:43:29 +0800
Subject: [PATCH] handle sync every compatible with old

---
 consistence/nsqlookup_coord_api.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/consistence/nsqlookup_coord_api.go b/consistence/nsqlookup_coord_api.go
index 650e704b..090fcafe 100644
--- a/consistence/nsqlookup_coord_api.go
+++ b/consistence/nsqlookup_coord_api.go
@@ -599,6 +599,10 @@ func (self *NsqLookupCoordinator) CreateTopic(topic string, meta TopicMetaInfo)
 			return err
 		}
 		meta.MagicCode = oldMeta.MagicCode
+		// handle old topic with large sync every param
+		if oldMeta.SyncEvery >= MAX_SYNC_EVERY {
+			meta.SyncEvery = oldMeta.SyncEvery
+		}
 		if oldMeta != meta {
 			return ErrAlreadyExist
 		}