/*
* Copyright 2013-2015 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
*
* http://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.cloud.netflix.metrics.spectator;
import org.springframework.boot.actuate.autoconfigure.MetricRepositoryAutoConfiguration;
import org.springframework.boot.actuate.endpoint.MetricReaderPublicMetrics;
import org.springframework.boot.actuate.metrics.CounterService;
import org.springframework.boot.actuate.metrics.GaugeService;
import org.springframework.boot.actuate.metrics.reader.MetricReader;
import org.springframework.boot.autoconfigure.AutoConfigureBefore;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.cloud.netflix.metrics.DefaultMetricsTagProvider;
import org.springframework.cloud.netflix.metrics.MetricsInterceptorConfiguration;
import org.springframework.cloud.netflix.metrics.MetricsTagProvider;
import org.springframework.cloud.netflix.metrics.servo.ServoMetricsConfigBean;
import org.springframework.cloud.netflix.metrics.servo.ServoMonitorCache;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import com.netflix.servo.DefaultMonitorRegistry;
import com.netflix.servo.MonitorRegistry;
import com.netflix.spectator.api.Registry;
import com.netflix.spectator.servo.ServoRegistry;
/**
* Configures a basic Spectator registry that bridges to the legacy Servo API. We use this
* bridge because servo contains an Atlas plugin that allows us to easily send all
* Spectator metrics to Atlas. Servo contains a similar plugin for Graphite.
*
* Conditionally configures both an MVC interceptor and a RestTemplate interceptor that
* records metrics for request handling timings.
*
* @author Jon Schneider
*/
@Configuration
@AutoConfigureBefore(MetricRepositoryAutoConfiguration.class)
@ConditionalOnClass({ Registry.class, MetricReader.class })
@Import(MetricsInterceptorConfiguration.class)
public class SpectatorMetricsAutoConfiguration {
@Bean
@ConditionalOnMissingBean
public ServoMetricsConfigBean servoMetricsConfig() {
return new ServoMetricsConfigBean();
}
@Bean
@ConditionalOnMissingBean
public MonitorRegistry monitorRegistry(ServoMetricsConfigBean configBean) {
System.setProperty(DefaultMonitorRegistry.class.getCanonicalName()
+ ".registryClass", configBean.getRegistryClass());
return DefaultMonitorRegistry.getInstance();
}
@Bean
@ConditionalOnMissingBean(Registry.class)
Registry registry(MonitorRegistry monitorRegistry) {
return new ServoRegistry();
}
@Bean
public ServoMonitorCache monitorCache(MonitorRegistry monitorRegistry, ServoMetricsConfigBean configBean) {
return new ServoMonitorCache(monitorRegistry, configBean);
}
@Bean
@ConditionalOnMissingBean({ CounterService.class, GaugeService.class })
public SpectatorMetricServices spectatorMetricServices(Registry metricRegistry) {
return new SpectatorMetricServices(metricRegistry);
}
@Bean
public MetricReaderPublicMetrics spectatorPublicMetrics(Registry metricRegistry) {
SpectatorMetricReader reader = new SpectatorMetricReader(metricRegistry);
return new MetricReaderPublicMetrics(reader);
}
@Bean
public MetricsTagProvider defaultMetricsTagProvider() {
return new DefaultMetricsTagProvider();
}
}