Move SSL auto-configuration out of actuator-autoconfigure-all

Author: wilkinsona

spring-boot-project/spring-boot-actuator-autoconfigure-all/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -3,8 +3,6 @@ org.springframework.boot.actuate.autoconfigure.cloudfoundry.servlet.CloudFoundry
 org.springframework.boot.actuate.autoconfigure.observability.ObservabilityAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.security.reactive.ReactiveManagementWebSecurityAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.security.servlet.ManagementWebSecurityAutoConfiguration
-org.springframework.boot.actuate.autoconfigure.ssl.SslHealthContributorAutoConfiguration
-org.springframework.boot.actuate.autoconfigure.ssl.SslObservabilityAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.tracing.BraveAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.tracing.MicrometerTracingAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.tracing.NoopTracerAutoConfiguration

spring-boot-project/spring-boot-actuator-autoconfigure-all/src/test/java/org/springframework/boot/actuate/autoconfigure/ssl/SslObservabilityAutoConfigurationTests.java

@@ -21,6 +21,7 @@ org.springframework.boot.actuate.autoconfigure.management.HeapDumpWebEndpointAut
 org.springframework.boot.actuate.autoconfigure.management.ThreadDumpEndpointAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.sbom.SbomEndpointAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.scheduling.ScheduledTasksEndpointAutoConfiguration
+org.springframework.boot.actuate.autoconfigure.ssl.SslHealthContributorAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.startup.StartupEndpointAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.system.DiskSpaceHealthContributorAutoConfiguration
 org.springframework.boot.actuate.autoconfigure.web.exchanges.HttpExchangesEndpointAutoConfiguration

spring-boot-project/spring-boot-actuator-autoconfigure-all/src/main/java/org/springframework/boot/actuate/autoconfigure/ssl/SslHealthContributorAutoConfiguration.java renamed to spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/ssl/SslHealthContributorAutoConfiguration.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.actuate.autoconfigure.ssl;
+package org.springframework.boot.metrics.autoconfigure.ssl;
 
 import java.time.Clock;
 import java.time.Duration;

spring-boot-project/spring-boot-actuator-autoconfigure-all/src/main/java/org/springframework/boot/actuate/autoconfigure/ssl/SslHealthIndicatorProperties.java renamed to spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/ssl/SslHealthIndicatorProperties.java

@@ -14,44 +14,37 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.actuate.autoconfigure.ssl;
+package org.springframework.boot.metrics.autoconfigure.ssl;
 
 import io.micrometer.core.instrument.MeterRegistry;
 
+import org.springframework.beans.factory.ObjectProvider;
 import org.springframework.boot.autoconfigure.AutoConfiguration;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.ssl.SslAutoConfiguration;
-import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.boot.info.SslInfo;
+import org.springframework.boot.metrics.autoconfigure.CompositeMeterRegistryAutoConfiguration;
+import org.springframework.boot.metrics.autoconfigure.MetricsAutoConfiguration;
 import org.springframework.boot.ssl.SslBundles;
 import org.springframework.context.annotation.Bean;
 
 /**
- * {@link EnableAutoConfiguration Auto-configuration} for SSL observability.
+ * {@link EnableAutoConfiguration Auto-configuration} for SSL metrics.
  *
  * @author Moritz Halbritter
- * @since 3.5.0
+ * @since 4.0.0
  */
-@AutoConfiguration(after = SslAutoConfiguration.class,
-		afterName = { "org.springframework.boot.metrics.autoconfigure.MetricsAutoConfiguration",
-				"org.springframework.boot.metrics.autoconfigure.CompositeMeterRegistryAutoConfiguration" })
+@AutoConfiguration(after = { CompositeMeterRegistryAutoConfiguration.class, MetricsAutoConfiguration.class,
+		SslAutoConfiguration.class })
 @ConditionalOnClass(MeterRegistry.class)
 @ConditionalOnBean({ MeterRegistry.class, SslBundles.class })
-@EnableConfigurationProperties(SslHealthIndicatorProperties.class)
-public class SslObservabilityAutoConfiguration {
+public class SslMetricsAutoConfiguration {
 
 	@Bean
-	SslMeterBinder sslMeterBinder(SslInfo sslInfo, SslBundles sslBundles) {
-		return new SslMeterBinder(sslInfo, sslBundles);
-	}
-
-	@Bean
-	@ConditionalOnMissingBean
-	SslInfo sslInfoProvider(SslBundles sslBundles, SslHealthIndicatorProperties properties) {
-		return new SslInfo(sslBundles);
+	SslMeterBinder sslMeterBinder(SslBundles sslBundles, ObjectProvider<SslInfo> sslInfo) {
+		return new SslMeterBinder(sslInfo.getIfAvailable(() -> new SslInfo(sslBundles)), sslBundles);
 	}
 
 }

spring-boot-project/spring-boot-actuator-autoconfigure-all/src/main/java/org/springframework/boot/actuate/autoconfigure/ssl/package-info.java renamed to spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/ssl/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2012-2025 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.
+ */
+
+/**
+ * Auto-configuration for SSL metrics.
+ */
+package org.springframework.boot.metrics.autoconfigure.ssl;

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.actuate.autoconfigure.ssl;
+package org.springframework.boot.metrics.autoconfigure.ssl;
 
 import java.time.Clock;
 import java.time.Duration;

spring-boot-project/spring-boot-actuator-autoconfigure-all/src/test/java/org/springframework/boot/actuate/autoconfigure/ssl/SslHealthContributorAutoConfigurationTests.java renamed to spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/ssl/SslHealthContributorAutoConfigurationTests.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright 2012-2025 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.metrics.autoconfigure.ssl;
+
+import io.micrometer.core.instrument.simple.SimpleMeterRegistry;
+import org.junit.jupiter.api.Test;
+
+import org.springframework.boot.autoconfigure.AutoConfigurations;
+import org.springframework.boot.autoconfigure.ssl.SslAutoConfiguration;
+import org.springframework.boot.test.context.runner.ApplicationContextRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link SslMetricsAutoConfiguration}.
+ *
+ * @author Moritz Halbritter
+ */
+class SslMetricsAutoConfigurationTests {
+
+	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
+		.withConfiguration(AutoConfigurations.of(SslMetricsAutoConfiguration.class));
+
+	@Test
+	void shouldSupplyMeterBinder() {
+		this.contextRunner.withConfiguration(AutoConfigurations.of(SslAutoConfiguration.class))
+			.withBean(SimpleMeterRegistry.class)
+			.run((context) -> assertThat(context).hasSingleBean(SslMeterBinder.class));
+	}
+
+	@Test
+	void shouldBackOffIfSslBundlesIsMissing() {
+		this.contextRunner.withBean(SimpleMeterRegistry.class)
+			.run((context) -> assertThat(context).doesNotHaveBean(SslMeterBinder.class));
+	}
+
+	@Test
+	void shouldBackOffIfMeterRegistryIsMissing() {
+		this.contextRunner.withConfiguration(AutoConfigurations.of(SslAutoConfiguration.class))
+			.run((context) -> assertThat(context).doesNotHaveBean(SslMeterBinder.class));
+	}
+
+}