org.springframework.boot.actuate.autoconfigure.observation.web.client.HttpClientObservationsAutoConfiguration Maven / Gradle / Ivy
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Spring Boot Actuator AutoConfigure
/*
* Copyright 2012-2023 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.actuate.autoconfigure.observation.web.client;
import io.micrometer.core.instrument.MeterRegistry;
import io.micrometer.core.instrument.config.MeterFilter;
import io.micrometer.observation.Observation;
import io.micrometer.observation.ObservationRegistry;
import org.springframework.boot.actuate.autoconfigure.metrics.CompositeMeterRegistryAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.metrics.MetricsProperties;
import org.springframework.boot.actuate.autoconfigure.metrics.MetricsProperties.Web.Client;
import org.springframework.boot.actuate.autoconfigure.metrics.OnlyOnceLoggingDenyMeterFilter;
import org.springframework.boot.actuate.autoconfigure.observation.ObservationAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.observation.ObservationProperties;
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.web.client.RestClientAutoConfiguration;
import org.springframework.boot.autoconfigure.web.client.RestTemplateAutoConfiguration;
import org.springframework.boot.autoconfigure.web.reactive.function.client.WebClientAutoConfiguration;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.core.annotation.Order;
/**
* {@link EnableAutoConfiguration Auto-configuration} for HTTP client-related
* observations.
*
* @author Jon Schneider
* @author Phillip Webb
* @author Stephane Nicoll
* @author Raheela Aslam
* @author Brian Clozel
* @author Moritz Halbritter
* @since 3.0.0
*/
@AutoConfiguration(after = { ObservationAutoConfiguration.class, CompositeMeterRegistryAutoConfiguration.class,
RestTemplateAutoConfiguration.class, WebClientAutoConfiguration.class, RestClientAutoConfiguration.class })
@ConditionalOnClass(Observation.class)
@ConditionalOnBean(ObservationRegistry.class)
@Import({ RestTemplateObservationConfiguration.class, WebClientObservationConfiguration.class,
RestClientObservationConfiguration.class })
@EnableConfigurationProperties({ MetricsProperties.class, ObservationProperties.class })
public class HttpClientObservationsAutoConfiguration {
@Configuration(proxyBeanMethods = false)
@ConditionalOnClass(MeterRegistry.class)
@ConditionalOnBean(MeterRegistry.class)
static class MeterFilterConfiguration {
@Bean
@Order(0)
MeterFilter metricsHttpClientUriTagFilter(ObservationProperties observationProperties,
MetricsProperties metricsProperties) {
Client clientProperties = metricsProperties.getWeb().getClient();
String name = observationProperties.getHttp().getClient().getRequests().getName();
MeterFilter denyFilter = new OnlyOnceLoggingDenyMeterFilter(
() -> "Reached the maximum number of URI tags for '%s'. Are you using 'uriVariables'?"
.formatted(name));
return MeterFilter.maximumAllowableTags(name, "uri", clientProperties.getMaxUriTags(), denyFilter);
}
}
}