Merge pull request #9526 from mp911de:set-lettuce-shutdown-timeout-properly

* pr/9526:
  Polish "Set Lettuce shutdown timeout properly"
  Reduce Lettuce shutdown timeout to 100ms
  Set Lettuce shutdown timeout properly

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/redis/LettuceConnectionConfiguration.java

@@ -85,8 +85,16 @@ class LettuceConnectionConfiguration extends RedisConnectionConfiguration {
 
 	private LettuceConnectionFactory createLettuceConnectionFactory(
 			ClientResources clientResources) {
-		return new LettuceConnectionFactory(applyProperties(createLettucePool(),
-				this.properties.getLettuce().getPool(), clientResources));
+		return applyProperties(
+				new LettuceConnectionFactory(applyProperties(createLettucePool(),
+						this.properties.getLettuce().getPool(), clientResources)));
+	}
+
+	private LettuceConnectionFactory applyProperties(
+			LettuceConnectionFactory connectionFactory) {
+		connectionFactory
+				.setShutdownTimeout(this.properties.getLettuce().getShutdownTimeout());
+		return connectionFactory;
 	}
 
 	private DefaultLettucePool createLettucePool() {
@@ -173,7 +181,7 @@ class LettuceConnectionConfiguration extends RedisConnectionConfiguration {
 			RedisProperties.Lettuce lettuce = this.properties.getLettuce();
 			if (lettuce.getShutdownTimeout() >= 0) {
 				builder.shutdownTimeout(Duration
-						.ofSeconds(this.properties.getLettuce().getShutdownTimeout()));
+						.ofMillis(this.properties.getLettuce().getShutdownTimeout()));
 			}
 		}
 		return builder;

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/redis/RedisProperties.java

@@ -316,7 +316,7 @@ public class RedisProperties {
 		/**
 		 * Shutdown timeout in milliseconds.
 		 */
-		private int shutdownTimeout = 2000;
+		private int shutdownTimeout = 100;
 
 		/**
 		 * Lettuce pool configuration.

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/data/redis/RedisAutoConfigurationTests.java

@@ -72,13 +72,15 @@ public class RedisAutoConfigurationTests {
 
 	@Test
 	public void testOverrideRedisConfiguration() {
-		load("spring.redis.host:foo", "spring.redis.database:1");
+		load("spring.redis.host:foo", "spring.redis.database:1",
+				"spring.redis.lettuce.shutdown-timeout:500");
 		LettuceConnectionFactory cf = this.context
 				.getBean(LettuceConnectionFactory.class);
 		assertThat(cf.getHostName()).isEqualTo("foo");
 		assertThat(cf.getDatabase()).isEqualTo(1);
 		assertThat(cf.getPassword()).isNull();
 		assertThat(cf.isUseSsl()).isFalse();
+		assertThat(cf.getShutdownTimeout()).isEqualTo(500);
 	}
 
 	@Test
@@ -118,7 +120,8 @@ public class RedisAutoConfigurationTests {
 		load("spring.redis.host:foo", "spring.redis.lettuce.pool.min-idle:1",
 				"spring.redis.lettuce.pool.max-idle:4",
 				"spring.redis.lettuce.pool.max-active:16",
-				"spring.redis.lettuce.pool.max-wait:2000");
+				"spring.redis.lettuce.pool.max-wait:2000",
+				"spring.redis.lettuce.shutdown-timeout:1000");
 		LettuceConnectionFactory cf = this.context
 				.getBean(LettuceConnectionFactory.class);
 		assertThat(getDefaultLettucePool(cf).getHostName()).isEqualTo("foo");
@@ -127,6 +130,7 @@ public class RedisAutoConfigurationTests {
 		assertThat(getDefaultLettucePool(cf).getPoolConfig().getMaxTotal()).isEqualTo(16);
 		assertThat(getDefaultLettucePool(cf).getPoolConfig().getMaxWaitMillis())
 				.isEqualTo(2000);
+		assertThat(cf.getShutdownTimeout()).isEqualTo(1000);
 	}
 
 	@Test

spring-boot-docs/src/main/asciidoc/appendix-application-properties.adoc

@@ -886,7 +886,7 @@ content into your application; rather pick only the properties that you need.
 	spring.redis.lettuce.pool.max-idle=8 # Max number of "idle" connections in the pool. Use a negative value to indicate an unlimited number of idle connections.
 	spring.redis.lettuce.pool.max-wait=-1 # Maximum amount of time (in milliseconds) a connection allocation should block before throwing an exception when the pool is exhausted. Use a negative value to block indefinitely.
 	spring.redis.lettuce.pool.min-idle=0 # Target for the minimum number of idle connections to maintain in the pool. This setting only has an effect if it is positive.
-	spring.redis.lettuce.shutdown-timeout=2000 # Shutdown timeout in milliseconds.
+	spring.redis.lettuce.shutdown-timeout=100 # Shutdown timeout in milliseconds.
 	spring.redis.password= # Login password of the redis server.
 	spring.redis.port=6379 # Redis server port.
 	spring.redis.sentinel.master= # Name of Redis server.