/** true iff we are allowed to skip the resolve check (only allowed when we're downloading the PAC script) */
boolean skipResolveCheck = false;
+ /** true iff we're using a proxy */
+ boolean proxied = false;
+
// Public Methods ////////////////////////////////////////////////////////////////////////////////////////
// Safeguarded DNS Resolver ///////////////////////////////////////////////////////////////////////////
/**
- * resolves the hostname and returns it as a string in the form "x.y.z.w", except for the special case "xmlrpc.xwt.org".
+ * resolves the hostname and returns it as a string in the form "x.y.z.w"
* @throws HTTPException if the host falls within a firewalled netblock
*/
private void resolveAndCheckIfFirewalled(String host) throws HTTPException {
- // special case
- if (host.equals("xmlrpc.xwt.org")) return;
-
// cached
if (resolvedHosts.get(host) != null) return;
return;
} catch (UnknownHostException uhe) { }
- // resolve using xmlrpc.xwt.org
if (Platform.detectProxy() == null) throw new HTTPException("could not resolve hostname \"" + host + "\" and no proxy configured");
- if (Log.on) Log.log(this, " could not resolve host " + host + "; using xmlrpc.xwt.org to ensure security");
- try {
- JS.Array args = new JS.Array();
- args.addElement(host);
- Object ret = new XMLRPC("http://xmlrpc.xwt.org/RPC2/", "dns.resolve").call(args);
- if (ret == null || !(ret instanceof String)) throw new Exception(" xmlrpc.xwt.org returned non-String: " + ret);
- resolvedHosts.put(host, ret);
- return;
- } catch (Throwable e) {
- throw new HTTPException("exception while attempting to use xmlrpc.xwt.org to resolve " + host + ": " + e);
- }
}
if (sock == null && pi != null && ssl && pi.httpsProxyHost != null) sock = attemptHttpProxy(pi.httpsProxyHost, pi.httpsProxyPort);
if (sock == null && pi != null && pi.httpProxyHost != null) sock = attemptHttpProxy(pi.httpProxyHost, pi.httpProxyPort);
if (sock == null && pi != null && pi.socksProxyHost != null) sock = attemptSocksProxy(pi.socksProxyHost, pi.socksProxyPort);
+ proxied = sock != null;
if (sock == null) sock = attemptDirect();
if (sock == null) throw new HTTPException("unable to contact host " + host);
if (in == null) in = new BufferedInputStream(sock.getInputStream());
PrintWriter pw = new PrintWriter(new OutputStreamWriter(sock.getOutputStream()));
if (content != null) {
pw.print("POST " + path + " HTTP/1.1\r\n");
- int contentLength = content.substring(0, 2).equals("\r\n") ?
- content.length() - 2 :
- (content.length() - content.indexOf("\r\n\r\n") - 4);
+ int contentLength = content.substring(0, 2).equals("\r\n") ?
+ content.length() - 2 :
+ (content.length() - content.indexOf("\r\n\r\n") - 4);
pw.print("Content-Length: " + contentLength + "\r\n");
if (contentType != null) pw.print("Content-Type: " + contentType + "\r\n");
} else {
pw.print("User-Agent: XWT\r\n");
pw.print("Host: " + (host + (port == 80 ? "" : (":" + port))) + "\r\n");
+ if (proxied) pw.print("X-RequestOrigin: " + Main.originHost + "\r\n");
if (Proxy.Authorization.authorization != null) pw.print("Proxy-Authorization: " + Proxy.Authorization.authorization2 + "\r\n");
if (authCache.get(originalUrl) != null) pw.print("Authorization: " + authCache.get(originalUrl) + "\r\n");