/*
* Copyright (C) 2013 salesforce.com, inc.
*
* 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.auraframework.http;
import java.io.BufferedReader;
import java.io.IOException;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.*;
import org.auraframework.Aura;
import org.auraframework.service.LoggingService;
import org.auraframework.util.json.JsonReader;
import com.google.common.net.HttpHeaders;
/**
* Endpoint for reporting Content Security Policy violations,
* per the <a href="http://www.w3.org/TR/CSP/">W3C Content Security
* Policy 1.0 spec</a>.
*/
@SuppressWarnings("serial")
public class CSPReporterServlet extends HttpServlet {
// KEEP THIS IN SYNC WITH THE SERVLET'S URL-MAPPING ENTRY IN WEB.XML!
// (or find a way to do it programmatically.)
public static final String URL = "/_/csp";
public static final String JSON_NAME = "csp-report";
public static final String BLOCKED_URI = "blocked-uri";
public static final String COLUMN_NUMBER = "column-number";
public static final String DOCUMENT_URI = "document-uri";
public static final String LINE_NUMBER = "line-number";
public static final String ORIGINAL_POLICY = "original-policy";
public static final String REFERRER = "referrer";
public static final String SCRIPT_SAMPLE = "script-sample";
public static final String SOURCE_FILE = "source-file";
public static final String STATUS_CODE = "status-code";
public static final String VIOLATED_DIRECTIVE = "violated-directive";
@SuppressWarnings("unchecked")
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
Map<String, Object> report = null;
try {
BufferedReader reader = req.getReader();
report = (Map<String, Object>)new JsonReader().read(reader);
} catch (Exception e) {
/* TODO: report an error*/
}
// make sure we actually received a csp-report
if (report.containsKey(JSON_NAME)) {
report.put(HttpHeaders.USER_AGENT, req.getHeader(HttpHeaders.USER_AGENT));
LoggingService ls = Aura.getLoggingService();
ls.establish();
try {
ls.logCSPReport(report);
} finally {
ls.release();
}
}
}
}