From 94d5c2bf6df0ea3bdc08f2bdfec0b7da27c4c17c Mon Sep 17 00:00:00 2001
From: Aaron Schulz <aschulz@wikimedia.org>
Date: Wed, 5 Oct 2016 17:53:35 -0700
Subject: [PATCH] Ignore reuseConnection() errors after LoadBalancer/LBFactory
 destruction

Bug: T147520
Change-Id: I9fe6acb0ab24127c1e9f3279129ff46c6b480873
---
 includes/libs/rdbms/loadbalancer/LoadBalancer.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/includes/libs/rdbms/loadbalancer/LoadBalancer.php b/includes/libs/rdbms/loadbalancer/LoadBalancer.php
index 66e4fcf3d9..73aa23c683 100644
--- a/includes/libs/rdbms/loadbalancer/LoadBalancer.php
+++ b/includes/libs/rdbms/loadbalancer/LoadBalancer.php
@@ -614,6 +614,10 @@ class LoadBalancer implements ILoadBalancer {
 			return;
 		}
 
+		if ( $this->disabled ) {
+			return; // DBConnRef handle probably survived longer than the LoadBalancer
+		}
+
 		$domain = $conn->getDomainID();
 		if ( !isset( $this->mConns['foreignUsed'][$serverIndex][$domain] ) ) {
 			throw new InvalidArgumentException( __METHOD__ .
@@ -1533,6 +1537,6 @@ class LoadBalancer implements ILoadBalancer {
 
 	function __destruct() {
 		// Avoid connection leaks for sanity
-		$this->closeAll();
+		$this->disable();
 	}
 }
-- 
2.20.1