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AbstractWorker.cpp
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85 lines (73 loc) · 3.45 KB
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/*
* 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 "AbstractWorker.h"
#include "ContentSecurityPolicy.h"
#include "ExceptionOr.h"
#include "OriginAccessPatterns.h"
#include "ScriptExecutionContext.h"
#include "SecurityOrigin.h"
#include "WorkerOptions.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
WTF_MAKE_TZONE_ALLOCATED_IMPL(AbstractWorker);
FetchOptions AbstractWorker::workerFetchOptions(const WorkerOptions& options, FetchOptions::Destination destination)
{
FetchOptions fetchOptions;
fetchOptions.mode = FetchOptions::Mode::SameOrigin;
if (options.type == WorkerType::Module)
fetchOptions.credentials = options.credentials;
else
fetchOptions.credentials = FetchOptions::Credentials::SameOrigin;
fetchOptions.cache = FetchOptions::Cache::Default;
fetchOptions.redirect = FetchOptions::Redirect::Follow;
fetchOptions.destination = destination;
return fetchOptions;
}
ExceptionOr<URL> AbstractWorker::resolveURL(const String& url)
{
Ref context = *scriptExecutionContext();
// FIXME: This should use the dynamic global scope (bug #27887).
URL scriptURL = context->completeURL(url);
if (!scriptURL.isValid())
return Exception { ExceptionCode::SyntaxError };
return scriptURL;
}
std::optional<Exception> AbstractWorker::validateURL(ScriptExecutionContext& context, const URL& scriptURL)
{
// Per the specification, any same-origin URL (including blob: URLs) can be used. data: URLs can also be used, but they create a worker with an opaque origin.
if (!protect(context.securityOrigin())->canRequest(scriptURL, OriginAccessPatternsForWebProcess::singleton()) && !scriptURL.protocolIsData())
return Exception { ExceptionCode::SecurityError };
ASSERT(context.contentSecurityPolicy());
if (!protect(context.contentSecurityPolicy())->allowWorkerFromSource(scriptURL))
return Exception { ExceptionCode::SecurityError };
return { };
}
} // namespace WebCore