org.springframework.security.web.server.ServerHttpBasicAuthenticationConverter Maven / Gradle / Ivy
/*
* Copyright 2002-2018 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.security.web.server;
import java.util.Base64;
import java.util.function.Function;
import org.springframework.http.HttpHeaders;
import org.springframework.http.server.reactive.ServerHttpRequest;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;
/**
* Converts from a {@link ServerWebExchange} to an {@link Authentication} that can be authenticated.
*
* @author Rob Winch
* @since 5.0
* @deprecated Use {@link org.springframework.security.web.server.authentication.ServerHttpBasicAuthenticationConverter}
* instead.
*/
@Deprecated
public class ServerHttpBasicAuthenticationConverter implements
Function> {
public static final String BASIC = "Basic ";
@Override
@Deprecated
public Mono apply(ServerWebExchange exchange) {
ServerHttpRequest request = exchange.getRequest();
String authorization = request.getHeaders().getFirst(HttpHeaders.AUTHORIZATION);
if (authorization == null || !authorization.toLowerCase().startsWith("basic ")) {
return Mono.empty();
}
String credentials = authorization.length() <= BASIC.length() ?
"" : authorization.substring(BASIC.length(), authorization.length());
byte[] decodedCredentials = base64Decode(credentials);
String decodedAuthz = new String(decodedCredentials);
String[] userParts = decodedAuthz.split(":", 2);
if (userParts.length != 2) {
return Mono.empty();
}
String username = userParts[0];
String password = userParts[1];
return Mono.just(new UsernamePasswordAuthenticationToken(username, password));
}
private byte[] base64Decode(String value) {
try {
return Base64.getDecoder().decode(value);
} catch(Exception e) {
return new byte[0];
}
}
}