/*
* Copyright 2012-2017 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.boot.actuate.autoconfigure;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.actuate.audit.AuditEventRepository;
import org.springframework.boot.actuate.condition.ConditionalOnEnabledEndpoint;
import org.springframework.boot.actuate.endpoint.Endpoint;
import org.springframework.boot.actuate.endpoint.EnvironmentEndpoint;
import org.springframework.boot.actuate.endpoint.HealthEndpoint;
import org.springframework.boot.actuate.endpoint.LoggersEndpoint;
import org.springframework.boot.actuate.endpoint.MetricsEndpoint;
import org.springframework.boot.actuate.endpoint.ShutdownEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.AuditEventsMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.EndpointHandlerMapping;
import org.springframework.boot.actuate.endpoint.mvc.EndpointHandlerMappingCustomizer;
import org.springframework.boot.actuate.endpoint.mvc.EnvironmentMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.HealthMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.HeapdumpMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.LogFileMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.LoggersMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.MetricsMvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.MvcEndpoint;
import org.springframework.boot.actuate.endpoint.mvc.MvcEndpointSecurityInterceptor;
import org.springframework.boot.actuate.endpoint.mvc.MvcEndpoints;
import org.springframework.boot.actuate.endpoint.mvc.ShutdownMvcEndpoint;
import org.springframework.boot.autoconfigure.condition.ConditionMessage;
import org.springframework.boot.autoconfigure.condition.ConditionOutcome;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.SpringBootCondition;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.context.annotation.Conditional;
import org.springframework.core.env.Environment;
import org.springframework.core.type.AnnotatedTypeMetadata;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.web.cors.CorsConfiguration;
/**
* Configuration to expose {@link Endpoint} instances over Spring MVC.
*
* @author Dave Syer
* @author Ben Hale
* @author Vedran Pavic
* @author Madhura Bhave
* @since 1.3.0
*/
@ManagementContextConfiguration
@EnableConfigurationProperties({ HealthMvcEndpointProperties.class,
EndpointCorsProperties.class })
public class EndpointWebMvcManagementContextConfiguration {
private final HealthMvcEndpointProperties healthMvcEndpointProperties;
private final ManagementServerProperties managementServerProperties;
private final EndpointCorsProperties corsProperties;
private final List<EndpointHandlerMappingCustomizer> mappingCustomizers;
public EndpointWebMvcManagementContextConfiguration(
HealthMvcEndpointProperties healthMvcEndpointProperties,
ManagementServerProperties managementServerProperties,
EndpointCorsProperties corsProperties,
ObjectProvider<List<EndpointHandlerMappingCustomizer>> mappingCustomizers) {
this.healthMvcEndpointProperties = healthMvcEndpointProperties;
this.managementServerProperties = managementServerProperties;
this.corsProperties = corsProperties;
List<EndpointHandlerMappingCustomizer> providedCustomizers = mappingCustomizers
.getIfAvailable();
this.mappingCustomizers = providedCustomizers == null
? Collections.<EndpointHandlerMappingCustomizer>emptyList()
: providedCustomizers;
}
@Bean
@ConditionalOnMissingBean
public EndpointHandlerMapping endpointHandlerMapping() {
Set<MvcEndpoint> endpoints = mvcEndpoints().getEndpoints();
CorsConfiguration corsConfiguration = getCorsConfiguration(this.corsProperties);
EndpointHandlerMapping mapping = new EndpointHandlerMapping(endpoints,
corsConfiguration);
mapping.setPrefix(this.managementServerProperties.getContextPath());
MvcEndpointSecurityInterceptor securityInterceptor = new MvcEndpointSecurityInterceptor(
this.managementServerProperties.getSecurity().isEnabled(),
this.managementServerProperties.getSecurity().getRoles());
mapping.setSecurityInterceptor(securityInterceptor);
for (EndpointHandlerMappingCustomizer customizer : this.mappingCustomizers) {
customizer.customize(mapping);
}
return mapping;
}
private CorsConfiguration getCorsConfiguration(EndpointCorsProperties properties) {
if (CollectionUtils.isEmpty(properties.getAllowedOrigins())) {
return null;
}
CorsConfiguration configuration = new CorsConfiguration();
configuration.setAllowedOrigins(properties.getAllowedOrigins());
if (!CollectionUtils.isEmpty(properties.getAllowedHeaders())) {
configuration.setAllowedHeaders(properties.getAllowedHeaders());
}
if (!CollectionUtils.isEmpty(properties.getAllowedMethods())) {
configuration.setAllowedMethods(properties.getAllowedMethods());
}
if (!CollectionUtils.isEmpty(properties.getExposedHeaders())) {
configuration.setExposedHeaders(properties.getExposedHeaders());
}
if (properties.getMaxAge() != null) {
configuration.setMaxAge(properties.getMaxAge());
}
if (properties.getAllowCredentials() != null) {
configuration.setAllowCredentials(properties.getAllowCredentials());
}
return configuration;
}
@Bean
@ConditionalOnMissingBean
public MvcEndpoints mvcEndpoints() {
return new MvcEndpoints();
}
@Bean
@ConditionalOnBean(EnvironmentEndpoint.class)
@ConditionalOnEnabledEndpoint("env")
public EnvironmentMvcEndpoint environmentMvcEndpoint(EnvironmentEndpoint delegate) {
return new EnvironmentMvcEndpoint(delegate);
}
@Bean
@ConditionalOnMissingBean
@ConditionalOnEnabledEndpoint("heapdump")
public HeapdumpMvcEndpoint heapdumpMvcEndpoint() {
return new HeapdumpMvcEndpoint();
}
@Bean
@ConditionalOnBean(HealthEndpoint.class)
@ConditionalOnMissingBean
@ConditionalOnEnabledEndpoint("health")
public HealthMvcEndpoint healthMvcEndpoint(HealthEndpoint delegate,
ManagementServerProperties managementServerProperties) {
HealthMvcEndpoint healthMvcEndpoint = new HealthMvcEndpoint(delegate,
this.managementServerProperties.getSecurity().isEnabled(),
managementServerProperties.getSecurity().getRoles());
if (this.healthMvcEndpointProperties.getMapping() != null) {
healthMvcEndpoint
.addStatusMapping(this.healthMvcEndpointProperties.getMapping());
}
return healthMvcEndpoint;
}
@Bean
@ConditionalOnBean(LoggersEndpoint.class)
@ConditionalOnEnabledEndpoint("loggers")
public LoggersMvcEndpoint loggersMvcEndpoint(LoggersEndpoint delegate) {
return new LoggersMvcEndpoint(delegate);
}
@Bean
@ConditionalOnBean(MetricsEndpoint.class)
@ConditionalOnEnabledEndpoint("metrics")
public MetricsMvcEndpoint metricsMvcEndpoint(MetricsEndpoint delegate) {
return new MetricsMvcEndpoint(delegate);
}
@Bean
@ConditionalOnEnabledEndpoint("logfile")
@Conditional(LogFileCondition.class)
public LogFileMvcEndpoint logfileMvcEndpoint() {
return new LogFileMvcEndpoint();
}
@Bean
@ConditionalOnBean(ShutdownEndpoint.class)
@ConditionalOnEnabledEndpoint(value = "shutdown", enabledByDefault = false)
public ShutdownMvcEndpoint shutdownMvcEndpoint(ShutdownEndpoint delegate) {
return new ShutdownMvcEndpoint(delegate);
}
@Bean
@ConditionalOnBean(AuditEventRepository.class)
@ConditionalOnEnabledEndpoint("auditevents")
public AuditEventsMvcEndpoint auditEventMvcEndpoint(
AuditEventRepository auditEventRepository) {
return new AuditEventsMvcEndpoint(auditEventRepository);
}
private static class LogFileCondition extends SpringBootCondition {
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
Environment environment = context.getEnvironment();
String config = environment.resolvePlaceholders("${logging.file:}");
ConditionMessage.Builder message = ConditionMessage.forCondition("Log File");
if (StringUtils.hasText(config)) {
return ConditionOutcome
.match(message.found("logging.file").items(config));
}
config = environment.resolvePlaceholders("${logging.path:}");
if (StringUtils.hasText(config)) {
return ConditionOutcome
.match(message.found("logging.path").items(config));
}
config = environment.getProperty("endpoints.logfile.external-file");
if (StringUtils.hasText(config)) {
return ConditionOutcome.match(
message.found("endpoints.logfile.external-file").items(config));
}
return ConditionOutcome.noMatch(message.didNotFind("logging file").atAll());
}
}
}