| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "config.h" |
| #include "core/loader/PingLoader.h" |
| |
| #include "core/dom/Document.h" |
| #include "core/frame/Frame.h" |
| #include "core/inspector/InspectorInstrumentation.h" |
| #include "core/loader/FrameLoader.h" |
| #include "core/loader/FrameLoaderClient.h" |
| #include "core/loader/UniqueIdentifier.h" |
| #include "platform/exported/WrappedResourceRequest.h" |
| #include "platform/network/FormData.h" |
| #include "platform/network/ResourceRequest.h" |
| #include "platform/network/ResourceResponse.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebURLLoader.h" |
| #include "weborigin/SecurityOrigin.h" |
| #include "weborigin/SecurityPolicy.h" |
| #include "wtf/OwnPtr.h" |
| #include "wtf/UnusedParam.h" |
| |
| namespace WebCore { |
| |
| void PingLoader::loadImage(Frame* frame, const KURL& url) |
| { |
| if (!frame->document()->securityOrigin()->canDisplay(url)) { |
| FrameLoader::reportLocalLoadFailed(frame, url.string()); |
| return; |
| } |
| |
| ResourceRequest request(url); |
| request.setTargetType(ResourceRequest::TargetIsImage); |
| request.setHTTPHeaderField("Cache-Control", "max-age=0"); |
| String referrer = SecurityPolicy::generateReferrerHeader(frame->document()->referrerPolicy(), request.url(), frame->loader().outgoingReferrer()); |
| if (!referrer.isEmpty()) |
| request.setHTTPReferrer(referrer); |
| frame->loader().addExtraFieldsToRequest(request); |
| OwnPtr<PingLoader> pingLoader = adoptPtr(new PingLoader(frame, request)); |
| |
| // Leak the ping loader, since it will kill itself as soon as it receives a response. |
| PingLoader* leakedPingLoader = pingLoader.leakPtr(); |
| UNUSED_PARAM(leakedPingLoader); |
| } |
| |
| // http://www.whatwg.org/specs/web-apps/current-work/multipage/links.html#hyperlink-auditing |
| void PingLoader::sendPing(Frame* frame, const KURL& pingURL, const KURL& destinationURL) |
| { |
| ResourceRequest request(pingURL); |
| request.setTargetType(ResourceRequest::TargetIsSubresource); |
| request.setHTTPMethod("POST"); |
| request.setHTTPContentType("text/ping"); |
| request.setHTTPBody(FormData::create("PING")); |
| request.setHTTPHeaderField("Cache-Control", "max-age=0"); |
| frame->loader().addExtraFieldsToRequest(request); |
| |
| SecurityOrigin* sourceOrigin = frame->document()->securityOrigin(); |
| RefPtr<SecurityOrigin> pingOrigin = SecurityOrigin::create(pingURL); |
| FrameLoader::addHTTPOriginIfNeeded(request, sourceOrigin->toString()); |
| request.setHTTPHeaderField("Ping-To", destinationURL.string()); |
| if (!SecurityPolicy::shouldHideReferrer(pingURL, frame->loader().outgoingReferrer())) { |
| request.setHTTPHeaderField("Ping-From", frame->document()->url().string()); |
| if (!sourceOrigin->isSameSchemeHostPort(pingOrigin.get())) { |
| String referrer = SecurityPolicy::generateReferrerHeader(frame->document()->referrerPolicy(), pingURL, frame->loader().outgoingReferrer()); |
| if (!referrer.isEmpty()) |
| request.setHTTPReferrer(referrer); |
| } |
| } |
| OwnPtr<PingLoader> pingLoader = adoptPtr(new PingLoader(frame, request)); |
| |
| // Leak the ping loader, since it will kill itself as soon as it receives a response. |
| PingLoader* leakedPingLoader = pingLoader.leakPtr(); |
| UNUSED_PARAM(leakedPingLoader); |
| } |
| |
| void PingLoader::sendViolationReport(Frame* frame, const KURL& reportURL, PassRefPtr<FormData> report, ViolationReportType type) |
| { |
| ResourceRequest request(reportURL); |
| request.setTargetType(ResourceRequest::TargetIsSubresource); |
| request.setHTTPMethod("POST"); |
| request.setHTTPContentType(type == ContentSecurityPolicyViolationReport ? "application/csp-report" : "application/json"); |
| request.setHTTPBody(report); |
| frame->loader().addExtraFieldsToRequest(request); |
| |
| String referrer = SecurityPolicy::generateReferrerHeader(frame->document()->referrerPolicy(), reportURL, frame->loader().outgoingReferrer()); |
| if (!referrer.isEmpty()) |
| request.setHTTPReferrer(referrer); |
| OwnPtr<PingLoader> pingLoader = adoptPtr(new PingLoader(frame, request, SecurityOrigin::create(reportURL)->isSameSchemeHostPort(frame->document()->securityOrigin()) ? AllowStoredCredentials : DoNotAllowStoredCredentials)); |
| |
| // Leak the ping loader, since it will kill itself as soon as it receives a response. |
| PingLoader* leakedPingLoader = pingLoader.leakPtr(); |
| UNUSED_PARAM(leakedPingLoader); |
| } |
| |
| PingLoader::PingLoader(Frame* frame, ResourceRequest& request, StoredCredentials credentialsAllowed) |
| : m_timeout(this, &PingLoader::timeout) |
| { |
| frame->loader().client()->didDispatchPingLoader(request.url()); |
| |
| unsigned long identifier = createUniqueIdentifier(); |
| m_loader = adoptPtr(WebKit::Platform::current()->createURLLoader()); |
| ASSERT(m_loader); |
| WebKit::WrappedResourceRequest wrappedRequest(request); |
| wrappedRequest.setAllowStoredCredentials(credentialsAllowed == AllowStoredCredentials); |
| m_loader->loadAsynchronously(wrappedRequest, this); |
| |
| InspectorInstrumentation::continueAfterPingLoader(frame, identifier, frame->loader().activeDocumentLoader(), request, ResourceResponse()); |
| |
| // If the server never responds, FrameLoader won't be able to cancel this load and |
| // we'll sit here waiting forever. Set a very generous timeout, just in case. |
| m_timeout.startOneShot(60000); |
| } |
| |
| PingLoader::~PingLoader() |
| { |
| if (m_loader) |
| m_loader->cancel(); |
| } |
| |
| } |