Auto-configure a lifecycle processor with configurable timeout

Closes gh-21347

buildSrc/src/main/java/org/springframework/boot/build/context/properties/DocumentConfigurationProperties.java

@@ -63,9 +63,9 @@ public class DocumentConfigurationProperties extends AbstractTask {
 		builder.addSection("core")
 				.withKeyPrefixes("debug", "trace", "logging", "spring.aop", "spring.application",
 						"spring.autoconfigure", "spring.banner", "spring.beaninfo", "spring.codec", "spring.config",
-						"spring.info", "spring.jmx", "spring.main", "spring.messages", "spring.pid", "spring.profiles",
-						"spring.quartz", "spring.reactor", "spring.task", "spring.mandatory-file-encoding", "info",
-						"spring.output.ansi.enabled")
+						"spring.info", "spring.jmx", "spring.lifecycle", "spring.main", "spring.messages", "spring.pid",
+						"spring.profiles", "spring.quartz", "spring.reactor", "spring.task",
+						"spring.mandatory-file-encoding", "info", "spring.output.ansi.enabled")
 				.addSection("mail").withKeyPrefixes("spring.mail", "spring.sendgrid").addSection("cache")
 				.withKeyPrefixes("spring.cache").addSection("server").withKeyPrefixes("server").addSection("web")
 				.withKeyPrefixes("spring.hateoas", "spring.http", "spring.servlet", "spring.jersey", "spring.mvc",

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/context/LifecycleAutoConfiguration.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2012-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.autoconfigure.context;
+
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.support.AbstractApplicationContext;
+import org.springframework.context.support.DefaultLifecycleProcessor;
+
+/**
+ * {@link EnableAutoConfiguration Auto-configuration} relating to the application
+ * context's lifecycle.
+ *
+ * @author Andy Wilkinson
+ * @since 2.3.0
+ */
+@Configuration(proxyBeanMethods = false)
+@EnableConfigurationProperties(LifecycleProperties.class)
+public class LifecycleAutoConfiguration {
+
+	@Bean(name = AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME)
+	@ConditionalOnMissingBean(name = AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME)
+	public DefaultLifecycleProcessor defaultLifecycleProcessor(LifecycleProperties properties) {
+		DefaultLifecycleProcessor lifecycleProcessor = new DefaultLifecycleProcessor();
+		lifecycleProcessor.setTimeoutPerShutdownPhase(properties.getTimeoutPerShutdownPhase().toMillis());
+		return lifecycleProcessor;
+	}
+
+}

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/context/LifecycleProperties.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2012-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.autoconfigure.context;
+
+import java.time.Duration;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+/**
+ * Configuration properties for lifecycle processing.
+ *
+ * @author Andy Wilkinson
+ * @since 2.3.0
+ */
+@ConfigurationProperties(prefix = "spring.lifecycle")
+public class LifecycleProperties {
+
+	/**
+	 * Timeout for the shutdown of any phase (group of SmartLifecycle beans with the same
+	 * 'phase' value).
+	 */
+	private Duration timeoutPerShutdownPhase = Duration.ofSeconds(30);
+
+	public Duration getTimeoutPerShutdownPhase() {
+		return this.timeoutPerShutdownPhase;
+	}
+
+	public void setTimeoutPerShutdownPhase(Duration timeoutPerShutdownPhase) {
+		this.timeoutPerShutdownPhase = timeoutPerShutdownPhase;
+	}
+
+}

spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/spring.factories

@@ -26,6 +26,7 @@ org.springframework.boot.autoconfigure.batch.BatchAutoConfiguration,\
 org.springframework.boot.autoconfigure.cache.CacheAutoConfiguration,\
 org.springframework.boot.autoconfigure.cassandra.CassandraAutoConfiguration,\
 org.springframework.boot.autoconfigure.context.ConfigurationPropertiesAutoConfiguration,\
+org.springframework.boot.autoconfigure.context.LifecycleAutoConfiguration,\
 org.springframework.boot.autoconfigure.context.MessageSourceAutoConfiguration,\
 org.springframework.boot.autoconfigure.context.PropertyPlaceholderAutoConfiguration,\
 org.springframework.boot.autoconfigure.couchbase.CouchbaseAutoConfiguration,\

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/context/LifecycleAutoConfigurationTests.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2012-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.autoconfigure.context;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.boot.autoconfigure.AutoConfigurations;
+import org.springframework.boot.test.context.runner.ApplicationContextRunner;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.support.AbstractApplicationContext;
+import org.springframework.context.support.DefaultLifecycleProcessor;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link LifecycleAutoConfiguration}.
+ *
+ * @author Andy Wilkinson
+ */
+public class LifecycleAutoConfigurationTests {
+
+	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(LifecycleAutoConfiguration.class));
+
+	@Test
+	void lifecycleProcessorIsConfiguredWithDefaultTimeout() {
+		this.contextRunner.run((context) -> {
+			assertThat(context).hasBean(AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME);
+			Object processor = context.getBean(AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME);
+			assertThat(processor).extracting("timeoutPerShutdownPhase").isEqualTo(30000L);
+		});
+	}
+
+	@Test
+	void lifecycleProcessorIsConfiguredWithCustomDefaultTimeout() {
+		this.contextRunner.withPropertyValues("spring.lifecycle.timeout-per-shutdown-phase=15s").run((context) -> {
+			assertThat(context).hasBean(AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME);
+			Object processor = context.getBean(AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME);
+			assertThat(processor).extracting("timeoutPerShutdownPhase").isEqualTo(15000L);
+		});
+	}
+
+	@Test
+	void whenUserDefinesALifecycleProcessorBeanThenTheAutoConfigurationBacksOff() {
+		this.contextRunner.withUserConfiguration(LifecycleProcessorConfiguration.class).run((context) -> {
+			assertThat(context).hasBean(AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME);
+			Object processor = context.getBean(AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME);
+			assertThat(processor).extracting("timeoutPerShutdownPhase").isEqualTo(5000L);
+		});
+	}
+
+	@Configuration(proxyBeanMethods = false)
+	static class LifecycleProcessorConfiguration {
+
+		@Bean(name = AbstractApplicationContext.LIFECYCLE_PROCESSOR_BEAN_NAME)
+		DefaultLifecycleProcessor customLifecycleProcessor() {
+			DefaultLifecycleProcessor processor = new DefaultLifecycleProcessor();
+			processor.setTimeoutPerShutdownPhase(5000);
+			return processor;
+		}
+
+	}
+
+}

spring-boot-project/spring-boot-docs/src/docs/asciidoc/spring-boot-features.adoc

@@ -3160,6 +3160,13 @@ To enable graceful shutdown, configure the configprop:server.shutdown[] property
 server.shutdown=graceful
 ----
 
+To configure the timeout period, configure the configprop:spring.lifecycle.timeout-per-shutdown-phase[] property, as shown in the following example:
+
+[source,properties,indent=0,configprops]
+----
+spring.lifecycle.timeout-per-shutdown-phase=20s
+----
+
 
 
 [[boot-features-rsocket]]