From 76df80e628b06436e0a17d1c6b015a016babf963 Mon Sep 17 00:00:00 2001
From: shunki-fujita <shunki-fujita@cybozu.co.jp>
Date: Wed, 10 Jul 2024 11:10:27 +0000
Subject: [PATCH] WIP

---
 clustering/operations.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clustering/operations.go b/clustering/operations.go
index b126d283..057fa020 100644
--- a/clustering/operations.go
+++ b/clustering/operations.go
@@ -162,6 +162,9 @@ func (p *managerProcess) switchover(ctx context.Context, ss *StatusSet) error {
 	select {
 	case err := <-done:
 		if err != nil {
+			if errKill := pdb.KillConnections(ctx); errKill != nil {
+				return fmt.Errorf("failed to make instance %d read-only: %w, and failed to kill connections: %w", ss.Primary, err, errKill)
+			}
 			return fmt.Errorf("failed to make instance %d read-only: %w", ss.Primary, err)
 		}
 		time.Sleep(100 * time.Millisecond)