/*
* Copyright 2014 NAVER Corp.
*
* 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 com.navercorp.pinpoint.web.interceptor;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpStatus;
import org.springframework.http.server.ServletServerHttpResponse;
import org.springframework.util.StringUtils;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
/**
* FIXME temporary interceptor for admin operations.
*
* @author hyungil.jeong
*/
public class AdminAuthInterceptor extends HandlerInterceptorAdapter {
private static final Charset UTF_8 = StandardCharsets.UTF_8;
private final Logger logger = LoggerFactory.getLogger(this.getClass());
@Value("#{pinpointWebProps['admin.password'] ?: ''}")
private String password;
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
String requestUri = request.getRequestURI();
String requestIp = request.getRemoteAddr();
logger.info("{} called from {}", requestUri, requestIp);
if (StringUtils.isEmpty(password)) {
return true;
}
return checkAuthorization(request, response);
}
private boolean checkAuthorization(HttpServletRequest request, HttpServletResponse response) throws IOException {
String requestPassword = request.getParameter("password");
if (requestPassword == null) {
handleMissingPassword(response);
return false;
}
if (password.equals(requestPassword)) {
return true;
} else {
handleInvalidPassword(response);
return false;
}
}
private void handleMissingPassword(HttpServletResponse response) throws IOException {
ServletServerHttpResponse serverResponse = new ServletServerHttpResponse(response);
serverResponse.setStatusCode(HttpStatus.BAD_REQUEST);
serverResponse.getBody().write("Missing password.".getBytes(UTF_8));
}
private void handleInvalidPassword(HttpServletResponse response) throws IOException {
ServletServerHttpResponse serverResponse = new ServletServerHttpResponse(response);
serverResponse.setStatusCode(HttpStatus.FORBIDDEN);
serverResponse.getBody().write("Invalid password.".getBytes(UTF_8));
}
}