org.springframework.boot.autoconfigure.security.oauth2.client.OAuth2ClientRegistrationRepositoryConfiguration Maven / Gradle / Ivy
/*
* 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.autoconfigure.security.oauth2.client;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import org.springframework.boot.autoconfigure.condition.ConditionMessage;
import org.springframework.boot.autoconfigure.condition.ConditionOutcome;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.SpringBootCondition;
import org.springframework.boot.autoconfigure.security.oauth2.client.OAuth2ClientProperties.Registration;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.boot.context.properties.bind.Bindable;
import org.springframework.boot.context.properties.bind.Binder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;
import org.springframework.core.type.AnnotatedTypeMetadata;
import org.springframework.security.oauth2.client.registration.ClientRegistration;
import org.springframework.security.oauth2.client.registration.ClientRegistrationRepository;
import org.springframework.security.oauth2.client.registration.InMemoryClientRegistrationRepository;
/**
* {@link Configuration} used to map {@link OAuth2ClientProperties} to client
* registrations.
*
* @author Madhura Bhave
* @author Phillip Webb
*/
@Configuration
@EnableConfigurationProperties(OAuth2ClientProperties.class)
@Conditional(OAuth2ClientRegistrationRepositoryConfiguration.ClientsConfiguredCondition.class)
class OAuth2ClientRegistrationRepositoryConfiguration {
private final OAuth2ClientProperties properties;
OAuth2ClientRegistrationRepositoryConfiguration(OAuth2ClientProperties properties) {
this.properties = properties;
}
@Bean
@ConditionalOnMissingBean(ClientRegistrationRepository.class)
public InMemoryClientRegistrationRepository clientRegistrationRepository() {
List registrations = new ArrayList<>(
OAuth2ClientPropertiesRegistrationAdapter
.getClientRegistrations(this.properties).values());
return new InMemoryClientRegistrationRepository(registrations);
}
/**
* Condition that matches if any {@code spring.security.oauth2.client.registration}
* properties are defined.
*/
static class ClientsConfiguredCondition extends SpringBootCondition {
private static final Bindable> BINDABLE_REGISTRATION = Bindable
.mapOf(String.class, OAuth2ClientProperties.Registration.class);
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
ConditionMessage.Builder message = ConditionMessage
.forCondition("OAuth2 Clients Configured Condition");
Map registrations = this
.getRegistrations(context.getEnvironment());
if (!registrations.isEmpty()) {
return ConditionOutcome.match(message.foundExactly(
"registered clients " + registrations.values().stream()
.map(OAuth2ClientProperties.Registration::getClientId)
.collect(Collectors.joining(", "))));
}
return ConditionOutcome.noMatch(message.notAvailable("registered clients"));
}
private Map getRegistrations(Environment environment) {
return Binder.get(environment)
.bind("spring.security.oauth2.client.registration",
BINDABLE_REGISTRATION)
.orElse(Collections.emptyMap());
}
}
}