From cc984b2bb30697f0f037745c98a731796b47bb0d Mon Sep 17 00:00:00 2001
From: John Niang <johnniang@fastmail.com>
Date: Wed, 16 Nov 2022 18:56:20 +0800
Subject: [PATCH] Prevent H2 from closing on exit to allow destruction (#2707)

#### What type of PR is this?

/kind bug
/area core

#### What this PR does / why we need it:

Before this, `CounterMeterHandler#stop` will encounter an error when Halo is graceful shutdown due to database closed before.

```java
2022-11-16T15:52:17.904+08:00 DEBUG 21324 --- [ionShutdownHook] r.halo.app.metrics.CounterMeterHandler   : Persist counter meters to database before destroy...
2022-11-16T15:52:17.910+08:00 ERROR 21324 --- [ionShutdownHook] r.halo.app.metrics.CounterMeterHandler   : Persist counter meters to database failed.

org.springframework.dao.DataAccessResourceFailureException: Failed to obtain R2DBC Connection
	at org.springframework.r2dbc.connection.ConnectionFactoryUtils.lambda$getConnection$0(ConnectionFactoryUtils.java:88) ~[spring-r2dbc-6.0.0-RC4.jar:6.0.0-RC4]
	Suppressed: reactor.core.publisher.FluxOnAssembly$OnAssemblyException:
```

#### Special notes for your reviewer:

Steps to test:

1. Start Halo and then stop it
2. See the log detail

#### Does this PR introduce a user-facing change?

```release-note
None
```
---
 src/main/resources/application.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index d5fc67d27..a8ce3cfa2 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -7,7 +7,7 @@ spring:
     ansi:
       enabled: detect
   r2dbc:
-    url: r2dbc:h2:file:///${halo.work-dir}/db/halo-next?options=AUTO_SERVER=TRUE;MODE=MySQL
+    url: r2dbc:h2:file:///${halo.work-dir}/db/halo-next?MODE=MySQL&DB_CLOSE_ON_EXIT=FALSE
     username: admin
     password: 123456
   sql: