001/*
002 * Copyright 2012-2017 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.devtools.remote.server;
018
019import org.springframework.http.server.ServerHttpRequest;
020import org.springframework.util.Assert;
021
022/**
023 * {@link AccessManager} that checks for the presence of a HTTP header secret.
024 *
025 * @author Rob Winch
026 * @author Phillip Webb
027 * @since 1.3.0
028 */
029public class HttpHeaderAccessManager implements AccessManager {
030
031        private final String headerName;
032
033        private final String expectedSecret;
034
035        public HttpHeaderAccessManager(String headerName, String expectedSecret) {
036                Assert.hasLength(headerName, "HeaderName must not be empty");
037                Assert.hasLength(expectedSecret, "ExpectedSecret must not be empty");
038                this.headerName = headerName;
039                this.expectedSecret = expectedSecret;
040        }
041
042        @Override
043        public boolean isAllowed(ServerHttpRequest request) {
044                String providedSecret = request.getHeaders().getFirst(this.headerName);
045                return this.expectedSecret.equals(providedSecret);
046        }
047
048}