org.springframework.boot.actuate.autoconfigure.metrics.jdbc.DataSourcePoolMetricsAutoConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2021 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.metrics.jdbc;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import javax.sql.DataSource;
import com.zaxxer.hikari.HikariConfigMXBean;
import com.zaxxer.hikari.HikariDataSource;
import com.zaxxer.hikari.metrics.micrometer.MicrometerMetricsTrackerFactory;
import io.micrometer.core.instrument.MeterRegistry;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.actuate.autoconfigure.metrics.MetricsAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.metrics.export.simple.SimpleMetricsExportAutoConfiguration;
import org.springframework.boot.actuate.metrics.jdbc.DataSourcePoolMetrics;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
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.jdbc.DataSourceAutoConfiguration;
import org.springframework.boot.jdbc.DataSourceUnwrapper;
import org.springframework.boot.jdbc.metadata.DataSourcePoolMetadataProvider;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.log.LogMessage;
import org.springframework.util.StringUtils;
/**
* {@link EnableAutoConfiguration Auto-configuration} for metrics on all available
* {@link DataSource datasources}.
*
* @author Stephane Nicoll
* @since 2.0.0
*/
@Configuration(proxyBeanMethods = false)
@AutoConfigureAfter({ MetricsAutoConfiguration.class, DataSourceAutoConfiguration.class,
SimpleMetricsExportAutoConfiguration.class })
@ConditionalOnClass({ DataSource.class, MeterRegistry.class })
@ConditionalOnBean({ DataSource.class, MeterRegistry.class })
public class DataSourcePoolMetricsAutoConfiguration {
@Configuration(proxyBeanMethods = false)
@ConditionalOnBean(DataSourcePoolMetadataProvider.class)
static class DataSourcePoolMetadataMetricsConfiguration {
private static final String DATASOURCE_SUFFIX = "dataSource";
@Autowired
void bindDataSourcesToRegistry(Map dataSources, MeterRegistry registry,
ObjectProvider metadataProviders) {
List metadataProvidersList = metadataProviders.stream()
.collect(Collectors.toList());
dataSources.forEach(
(name, dataSource) -> bindDataSourceToRegistry(name, dataSource, metadataProvidersList, registry));
}
private void bindDataSourceToRegistry(String beanName, DataSource dataSource,
Collection metadataProviders, MeterRegistry registry) {
String dataSourceName = getDataSourceName(beanName);
new DataSourcePoolMetrics(dataSource, metadataProviders, dataSourceName, Collections.emptyList())
.bindTo(registry);
}
/**
* Get the name of a DataSource based on its {@code beanName}.
* @param beanName the name of the data source bean
* @return a name for the given data source
*/
private String getDataSourceName(String beanName) {
if (beanName.length() > DATASOURCE_SUFFIX.length()
&& StringUtils.endsWithIgnoreCase(beanName, DATASOURCE_SUFFIX)) {
return beanName.substring(0, beanName.length() - DATASOURCE_SUFFIX.length());
}
return beanName;
}
}
@Configuration(proxyBeanMethods = false)
@ConditionalOnClass(HikariDataSource.class)
static class HikariDataSourceMetricsConfiguration {
private static final Log logger = LogFactory.getLog(HikariDataSourceMetricsConfiguration.class);
private final MeterRegistry registry;
HikariDataSourceMetricsConfiguration(MeterRegistry registry) {
this.registry = registry;
}
@Autowired
void bindMetricsRegistryToHikariDataSources(Collection dataSources) {
for (DataSource dataSource : dataSources) {
HikariDataSource hikariDataSource = DataSourceUnwrapper.unwrap(dataSource, HikariConfigMXBean.class,
HikariDataSource.class);
if (hikariDataSource != null) {
bindMetricsRegistryToHikariDataSource(hikariDataSource);
}
}
}
private void bindMetricsRegistryToHikariDataSource(HikariDataSource hikari) {
if (hikari.getMetricRegistry() == null && hikari.getMetricsTrackerFactory() == null) {
try {
hikari.setMetricsTrackerFactory(new MicrometerMetricsTrackerFactory(this.registry));
}
catch (Exception ex) {
logger.warn(LogMessage.format("Failed to bind Hikari metrics: %s", ex.getMessage()));
}
}
}
}
}