The Tor Browser: toolkit/crashreporter/test/browser/crashreport.sjs@129ffea94266 (annotated)

toolkit/crashreporter/test/browser/crashreport.sjs@129ffea94266 (annotated)

toolkit/crashreporter/test/browser/crashreport.sjs

Sat, 03 Jan 2015 20:18:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Sat, 03 Jan 2015 20:18:00 +0100
branch: TOR_BUG_3246
changeset 7: 129ffea94266
permissions: -rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

 const Cc = Components.classes;
 const Ci = Components.interfaces;
 const CC = Components.Constructor;
 const BinaryInputStream = CC("@mozilla.org/binaryinputstream;1",
                               "nsIBinaryInputStream",
                               "setInputStream");
 function parseHeaders(data, start)
 {
   let headers = {};
   while (true) {
     let done = false;
     let end = data.indexOf("\r\n", start);
     if (end == -1) {
       done = true;
       end = data.length;
     }
     let line = data.substring(start, end);
     start = end + 2;
     if (line == "")
       // empty line, we're done
       break;
     //XXX: this doesn't handle multi-line headers. do we care?
     let [name, value] = line.split(':');
     //XXX: not normalized, should probably use nsHttpHeaders or something
     headers[name] = value.trimLeft();
   }
   return [headers, start];
 }
 function parseMultipartForm(request)
 {
   let boundary = null;
   // See if this is a multipart/form-data request, and if so, find the
   // boundary string
   if (request.hasHeader("Content-Type")) {
     var contenttype = request.getHeader("Content-Type");
     var bits = contenttype.split(";");
     if (bits[0] == "multipart/form-data") {
       for (var i = 1; i < bits.length; i++) {
         var b = bits[i].trimLeft();
         if (b.indexOf("boundary=") == 0) {
           // grab everything after boundary=
           boundary = "--" + b.substring(9);
           break;
         }
       }
     }
   }
   if (boundary == null)
     return null;
   let body = new BinaryInputStream(request.bodyInputStream);
   let avail;
   let bytes = [];
   while ((avail = body.available()) > 0) {
     let readBytes = body.readByteArray(avail);
     for (let b of readBytes) {
       bytes.push(b);
     }
   }
   let data = "";
   for (let b of bytes) {
     data += String.fromCharCode(b);
   }
   let formData = {};
   let done = false;
   let start = 0;
   while (true) {
     // read first line
     let end = data.indexOf("\r\n", start);
     if (end == -1) {
       done = true;
       end = data.length;
     }
     let line = data.substring(start, end);
     // look for closing boundary delimiter line
     if (line == boundary + "--") {
       break;
     }
     if (line != boundary) {
       dump("expected boundary line but didn't find it!");
       break;
     }
     // parse headers
     start = end + 2;
     let headers = null;
     [headers, start] = parseHeaders(data, start);
     // find next boundary string
     end = data.indexOf("\r\n" + boundary, start);
     if (end == -1) {
       dump("couldn't find next boundary string\n");
       break;
     }
     // read part data, stick in formData using Content-Disposition header
     let part = data.substring(start, end);
     start = end + 2;
     if ("Content-Disposition" in headers) {
       let bits = headers["Content-Disposition"].split(';');
       if (bits[0] == 'form-data') {
         for (let i = 0; i < bits.length; i++) {
           let b = bits[i].trimLeft();
           if (b.indexOf('name=') == 0) {
             //TODO: handle non-ascii here?
             let name = b.substring(6, b.length - 1);
             //TODO: handle multiple-value properties?
             formData[name] = part;
           }
           //TODO: handle filename= ?
           //TODO: handle multipart/mixed for multi-file uploads?
         }
       }
     }
   }
   return formData;
 }
 function handleRequest(request, response)
 {
   if (request.method == "GET") {
     let id = null;
     for each(p in request.queryString.split('&')) {
       let [key, value] = p.split('=');
       if (key == 'id')
         id = value;
     }
     if (id == null) {
       response.setStatusLine(request.httpVersion, 400, "Bad Request");
       response.write("Missing id parameter");
     }
     else {
       let data = getState(id);
       if (data == "") {
         response.setStatusLine(request.httpVersion, 404, "Not Found");
         response.write("Not Found");
       }
       else {
         response.setHeader("Content-Type", "text/plain", false);
         response.write(data);
       }
     }
   }
   else if (request.method == "POST") {
     let formData = parseMultipartForm(request);
     if (formData && 'upload_file_minidump' in formData) {
       response.setHeader("Content-Type", "text/plain", false);
       let uuidGenerator = Cc["@mozilla.org/uuid-generator;1"]
         .getService(Ci.nsIUUIDGenerator);
       let uuid = uuidGenerator.generateUUID().toString();
       // ditch the {}, add bp- prefix
       uuid = 'bp-' + uuid.substring(1,uuid.length-2);
       let d = JSON.stringify(formData);
       //dump('saving crash report ' + uuid + ': ' + d + '\n');
       setState(uuid, d);
       response.write("CrashID=" + uuid + "\n");
     }
     else {
       dump('*** crashreport.sjs: Malformed request?\n');
       response.setStatusLine(request.httpVersion, 400, "Bad Request");
       response.write("Missing minidump file");
     }
   }
   else {
     response.setStatusLine(request.httpVersion, 405, "Method not allowed");
     response.write("Can't handle HTTP method " + request.method);
   }
 }

The Tor Browser / annotate

toolkit/crashreporter/test/browser/crashreport.sjs@129ffea94266 (annotated)

toolkit/crashreporter/test/browser/crashreport.sjs