From 162d9b3a674d6099a269bd2cfe8166479c46ad64 Mon Sep 17 00:00:00 2001
From: Brad Rydzewski <brad.rydzewski@gmail.com>
Date: Tue, 25 Jul 2017 13:57:13 -0400
Subject: [PATCH] fix issue #2138

---
 server/hook.go | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/server/hook.go b/server/hook.go
index b6513efe5..98a56d212 100644
--- a/server/hook.go
+++ b/server/hook.go
@@ -159,9 +159,13 @@ func PostHook(c *gin.Context) {
 		}
 		err = Config.Storage.Config.ConfigCreate(conf)
 		if err != nil {
-			logrus.Errorf("failure to persist config for %s. %s", repo.FullName, err)
-			c.AbortWithError(500, err)
-			return
+			// retry in case we receive two hooks at the same time
+			conf, err = Config.Storage.Config.ConfigFind(repo, sha)
+			if err != nil {
+				logrus.Errorf("failure to find or persist build config for %s. %s", repo.FullName, err)
+				c.AbortWithError(500, err)
+				return
+			}
 		}
 	}
 	build.ConfigID = conf.ID