org.springframework.boot.autoconfigure.security.reactive.ReactiveUserDetailsServiceAutoConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2018 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.reactive;
import java.util.List;
import java.util.regex.Pattern;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.ObjectProvider;
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.security.SecurityProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.ReactiveAuthenticationManager;
import org.springframework.security.core.userdetails.MapReactiveUserDetailsService;
import org.springframework.security.core.userdetails.ReactiveUserDetailsService;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.util.StringUtils;
/**
* Default user {@link Configuration} for a reactive web application. Configures a
* {@link ReactiveUserDetailsService} with a default user and generated password. This
* backs-off completely if there is a bean of type {@link ReactiveUserDetailsService} or
* {@link ReactiveAuthenticationManager}.
*
* @author Madhura Bhave
*/
@Configuration
@ConditionalOnClass({ ReactiveAuthenticationManager.class })
@ConditionalOnMissingBean({ ReactiveAuthenticationManager.class,
ReactiveUserDetailsService.class })
@ConditionalOnWebApplication(type = ConditionalOnWebApplication.Type.REACTIVE)
public class ReactiveUserDetailsServiceAutoConfiguration {
private static final String NOOP_PASSWORD_PREFIX = "{noop}";
private static final Pattern PASSWORD_ALGORITHM_PATTERN = Pattern
.compile("^\\{.+}.*$");
private static final Log logger = LogFactory
.getLog(ReactiveUserDetailsServiceAutoConfiguration.class);
@Bean
public MapReactiveUserDetailsService reactiveUserDetailsService(
SecurityProperties properties,
ObjectProvider passwordEncoder) {
SecurityProperties.User user = properties.getUser();
UserDetails userDetails = getUserDetails(user,
getOrDeducePassword(user, passwordEncoder.getIfAvailable()));
return new MapReactiveUserDetailsService(userDetails);
}
private UserDetails getUserDetails(SecurityProperties.User user, String password) {
List roles = user.getRoles();
return User.withUsername(user.getName()).password(password)
.roles(StringUtils.toStringArray(roles)).build();
}
private String getOrDeducePassword(SecurityProperties.User user,
PasswordEncoder encoder) {
String password = user.getPassword();
if (user.isPasswordGenerated()) {
logger.info(String.format("%n%nUsing generated security password: %s%n",
user.getPassword()));
}
if (encoder != null || PASSWORD_ALGORITHM_PATTERN.matcher(password).matches()) {
return password;
}
return NOOP_PASSWORD_PREFIX + password;
}
}