From 98f78db915a1021c187e14a2652b27d0598ac0e7 Mon Sep 17 00:00:00 2001
From: Aiden Andrews-McDermott <aj@peoplerange.com>
Date: Fri, 27 Dec 2019 18:08:17 +0000
Subject: [PATCH] Updated config.go to remove the defaulting idle connection
 limit of 5 which is an issue for upstream
 https://github.com/go-sql-driver/mysql/issues/674

---
 storage/sql/config.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/storage/sql/config.go b/storage/sql/config.go
index 827b0df1..f3dede4a 100644
--- a/storage/sql/config.go
+++ b/storage/sql/config.go
@@ -308,6 +308,13 @@ func (s *MySQL) open(logger log.Logger) (*conn, error) {
 		return nil, err
 	}
 
+	if s.MaxIdleConns == 0 {
+		/*Override default behaviour to fix https://github.com/dexidp/dex/issues/1608*/
+		db.SetMaxIdleConns(0)
+	} else {
+		db.SetMaxIdleConns(s.MaxIdleConns)
+	}
+
 	err = db.Ping()
 	if err != nil {
 		if mysqlErr, ok := err.(*mysql.MySQLError); ok && mysqlErr.Number == mysqlErrUnknownSysVar {