org.springframework.boot.autoconfigure.security.oauth2.resource.OAuth2ResourceServerConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2016 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.autoconfigure.security.oauth2.resource;
import org.springframework.beans.BeanUtils;
import org.springframework.boot.autoconfigure.condition.ConditionOutcome;
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.condition.ConditionalOnWebApplication;
import org.springframework.boot.autoconfigure.condition.SpringBootCondition;
import org.springframework.boot.autoconfigure.security.SecurityProperties;
import org.springframework.boot.autoconfigure.security.oauth2.resource.OAuth2ResourceServerConfiguration.ResourceServerCondition;
import org.springframework.boot.bind.RelaxedPropertyResolver;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Condition;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.ConfigurationCondition;
import org.springframework.context.annotation.Import;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.core.env.Environment;
import org.springframework.core.type.AnnotatedTypeMetadata;
import org.springframework.core.type.StandardAnnotationMetadata;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerEndpointsConfiguration;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableResourceServer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfiguration;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configurers.ResourceServerSecurityConfigurer;
import org.springframework.util.ClassUtils;
import org.springframework.util.StringUtils;
/**
* Auto-configure a Spring Security OAuth2 resource server. Back off if another
* {@link ResourceServerConfigurer} already exists or if resource server not enabled.
*
* @author Greg Turnquist
* @author Dave Syer
* @since 1.3.0
*/
@Configuration
@Conditional(ResourceServerCondition.class)
@ConditionalOnClass({ EnableResourceServer.class, SecurityProperties.class })
@ConditionalOnWebApplication
@ConditionalOnBean(ResourceServerConfiguration.class)
@Import(ResourceServerTokenServicesConfiguration.class)
public class OAuth2ResourceServerConfiguration {
private final ResourceServerProperties resource;
public OAuth2ResourceServerConfiguration(ResourceServerProperties resource) {
this.resource = resource;
}
@Bean
@ConditionalOnMissingBean(ResourceServerConfigurer.class)
public ResourceServerConfigurer resourceServer() {
return new ResourceSecurityConfigurer(this.resource);
}
protected static class ResourceSecurityConfigurer
extends ResourceServerConfigurerAdapter {
private ResourceServerProperties resource;
public ResourceSecurityConfigurer(ResourceServerProperties resource) {
this.resource = resource;
}
@Override
public void configure(ResourceServerSecurityConfigurer resources)
throws Exception {
resources.resourceId(this.resource.getResourceId());
}
@Override
public void configure(HttpSecurity http) throws Exception {
http.authorizeRequests().anyRequest().authenticated();
}
}
protected static class ResourceServerCondition extends SpringBootCondition
implements ConfigurationCondition {
private static final String AUTHORIZATION_ANNOTATION = "org.springframework."
+ "security.oauth2.config.annotation.web.configuration."
+ "AuthorizationServerEndpointsConfiguration";
@Override
public ConfigurationPhase getConfigurationPhase() {
return ConfigurationPhase.REGISTER_BEAN;
}
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
Environment environment = context.getEnvironment();
RelaxedPropertyResolver resolver = new RelaxedPropertyResolver(environment,
"security.oauth2.resource.");
if (hasOAuthClientId(environment)) {
return ConditionOutcome.match("found client id");
}
if (!resolver.getSubProperties("jwt").isEmpty()) {
return ConditionOutcome.match("found JWT resource configuration");
}
if (StringUtils.hasText(resolver.getProperty("user-info-uri"))) {
return ConditionOutcome
.match("found UserInfo " + "URI resource configuration");
}
if (ClassUtils.isPresent(AUTHORIZATION_ANNOTATION, null)) {
if (AuthorizationServerEndpointsConfigurationBeanCondition
.matches(context)) {
return ConditionOutcome.match(
"found authorization " + "server endpoints configuration");
}
}
return ConditionOutcome.noMatch("found neither client id nor "
+ "JWT resource nor authorization server");
}
private boolean hasOAuthClientId(Environment environment) {
RelaxedPropertyResolver resolver = new RelaxedPropertyResolver(environment,
"security.oauth2.client.");
return StringUtils.hasLength(resolver.getProperty("client-id", ""));
}
}
@ConditionalOnBean(AuthorizationServerEndpointsConfiguration.class)
private static class AuthorizationServerEndpointsConfigurationBeanCondition {
public static boolean matches(ConditionContext context) {
Class type = AuthorizationServerEndpointsConfigurationBeanCondition.class;
Conditional conditional = AnnotationUtils.findAnnotation(type,
Conditional.class);
StandardAnnotationMetadata metadata = new StandardAnnotationMetadata(type);
for (Class conditionType : conditional.value()) {
Condition condition = BeanUtils.instantiateClass(conditionType);
if (condition.matches(context, metadata)) {
return true;
}
}
return false;
}
}
}