org.springframework.boot.autoconfigure.security.oauth2.resource.reactive.ReactiveOAuth2ResourceServerJwkConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2020 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.autoconfigure.security.oauth2.resource.reactive;
import java.security.KeyFactory;
import java.security.interfaces.RSAPublicKey;
import java.security.spec.X509EncodedKeySpec;
import java.util.Base64;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.autoconfigure.security.oauth2.resource.IssuerUriCondition;
import org.springframework.boot.autoconfigure.security.oauth2.resource.KeyValueCondition;
import org.springframework.boot.autoconfigure.security.oauth2.resource.OAuth2ResourceServerProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.web.server.ServerHttpSecurity;
import org.springframework.security.config.web.server.ServerHttpSecurity.OAuth2ResourceServerSpec;
import org.springframework.security.oauth2.jose.jws.SignatureAlgorithm;
import org.springframework.security.oauth2.jwt.JwtValidators;
import org.springframework.security.oauth2.jwt.NimbusReactiveJwtDecoder;
import org.springframework.security.oauth2.jwt.ReactiveJwtDecoder;
import org.springframework.security.oauth2.jwt.ReactiveJwtDecoders;
import org.springframework.security.web.server.SecurityWebFilterChain;
/**
* Configures a {@link ReactiveJwtDecoder} when a JWK Set URI, OpenID Connect Issuer URI
* or Public Key configuration is available. Also configures a
* {@link SecurityWebFilterChain} if a {@link ReactiveJwtDecoder} bean is found.
*
* @author Madhura Bhave
* @author Artsiom Yudovin
* @author HaiTao Zhang
* @author Anastasiia Losieva
*/
@Configuration(proxyBeanMethods = false)
class ReactiveOAuth2ResourceServerJwkConfiguration {
@Configuration(proxyBeanMethods = false)
@ConditionalOnMissingBean(ReactiveJwtDecoder.class)
static class JwtConfiguration {
private final OAuth2ResourceServerProperties.Jwt properties;
JwtConfiguration(OAuth2ResourceServerProperties properties) {
this.properties = properties.getJwt();
}
@Bean
@ConditionalOnProperty(name = "spring.security.oauth2.resourceserver.jwt.jwk-set-uri")
ReactiveJwtDecoder jwtDecoder() {
NimbusReactiveJwtDecoder nimbusReactiveJwtDecoder = NimbusReactiveJwtDecoder
.withJwkSetUri(this.properties.getJwkSetUri())
.jwsAlgorithm(SignatureAlgorithm.from(this.properties.getJwsAlgorithm())).build();
String issuerUri = this.properties.getIssuerUri();
if (issuerUri != null) {
nimbusReactiveJwtDecoder.setJwtValidator(JwtValidators.createDefaultWithIssuer(issuerUri));
}
return nimbusReactiveJwtDecoder;
}
@Bean
@Conditional(KeyValueCondition.class)
NimbusReactiveJwtDecoder jwtDecoderByPublicKeyValue() throws Exception {
RSAPublicKey publicKey = (RSAPublicKey) KeyFactory.getInstance("RSA")
.generatePublic(new X509EncodedKeySpec(getKeySpec(this.properties.readPublicKey())));
return NimbusReactiveJwtDecoder.withPublicKey(publicKey)
.signatureAlgorithm(SignatureAlgorithm.from(this.properties.getJwsAlgorithm())).build();
}
private byte[] getKeySpec(String keyValue) {
keyValue = keyValue.replace("-----BEGIN PUBLIC KEY-----", "").replace("-----END PUBLIC KEY-----", "");
return Base64.getMimeDecoder().decode(keyValue);
}
@Bean
@Conditional(IssuerUriCondition.class)
ReactiveJwtDecoder jwtDecoderByIssuerUri() {
return ReactiveJwtDecoders.fromIssuerLocation(this.properties.getIssuerUri());
}
}
@Configuration(proxyBeanMethods = false)
@ConditionalOnMissingBean(SecurityWebFilterChain.class)
static class WebSecurityConfiguration {
@Bean
@ConditionalOnBean(ReactiveJwtDecoder.class)
SecurityWebFilterChain springSecurityFilterChain(ServerHttpSecurity http, ReactiveJwtDecoder jwtDecoder) {
http.authorizeExchange((exchanges) -> exchanges.anyExchange().authenticated());
http.oauth2ResourceServer((server) -> customDecoder(server, jwtDecoder));
return http.build();
}
private void customDecoder(OAuth2ResourceServerSpec server, ReactiveJwtDecoder decoder) {
server.jwt((jwt) -> jwt.jwtDecoder(decoder));
}
}
}