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/*
* Copyright (C) 2022 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "CSPViolationReportBody.h"
#include "ContentSecurityPolicyClient.h"
#include "FormData.h"
#include "SecurityPolicyViolationEvent.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/JSONValues.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
using Init = SecurityPolicyViolationEventInit;
WTF_MAKE_ISO_ALLOCATED_IMPL(CSPViolationReportBody);
CSPViolationReportBody::CSPViolationReportBody(Init&& init)
: m_documentURL(WTFMove(init.documentURI))
, m_referrer(init.referrer.isNull() ? emptyString() : WTFMove(init.referrer))
, m_blockedURL(WTFMove(init.blockedURI))
, m_effectiveDirective(WTFMove(init.effectiveDirective))
, m_originalPolicy(WTFMove(init.originalPolicy))
, m_sourceFile(WTFMove(init.sourceFile))
, m_sample(WTFMove(init.sample))
, m_disposition(init.disposition)
, m_statusCode(init.statusCode)
, m_lineNumber(init.lineNumber)
, m_columnNumber(init.columnNumber)
{
}
CSPViolationReportBody::CSPViolationReportBody(String&& documentURL, String&& referrer, String&& blockedURL, String&& effectiveDirective, String&& originalPolicy, String&& sourceFile, String&& sample, SecurityPolicyViolationEventDisposition disposition, unsigned short statusCode, unsigned long lineNumber, unsigned long columnNumber)
: m_documentURL(WTFMove(documentURL))
, m_referrer(WTFMove(referrer))
, m_blockedURL(WTFMove(blockedURL))
, m_effectiveDirective(WTFMove(effectiveDirective))
, m_originalPolicy(WTFMove(originalPolicy))
, m_sourceFile(WTFMove(sourceFile))
, m_sample(WTFMove(sample))
, m_disposition(disposition)
, m_statusCode(statusCode)
, m_lineNumber(lineNumber)
, m_columnNumber(columnNumber)
{
}
Ref<CSPViolationReportBody> CSPViolationReportBody::create(Init&& init)
{
return adoptRef(*new CSPViolationReportBody(WTFMove(init)));
}
Ref<CSPViolationReportBody> CSPViolationReportBody::create(String&& documentURL, String&& referrer, String&& blockedURL, String&& effectiveDirective, String&& originalPolicy, String&& sourceFile, String&& sample, SecurityPolicyViolationEventDisposition disposition, unsigned short statusCode, unsigned long lineNumber, unsigned long columnNumber)
{
return adoptRef(*new CSPViolationReportBody(WTFMove(documentURL), WTFMove(referrer), WTFMove(blockedURL), WTFMove(effectiveDirective), WTFMove(originalPolicy), WTFMove(sourceFile), WTFMove(sample), disposition, statusCode, lineNumber, columnNumber));
}
const String& CSPViolationReportBody::type() const
{
static NeverDestroyed<const String> cspReportType(MAKE_STATIC_STRING_IMPL("csp-violation"));
return cspReportType;
}
Ref<FormData> CSPViolationReportBody::createReportFormDataForViolation(bool usesReportTo, bool isReportOnly) const
{
// We need to be careful here when deciding what information to send to the
// report-uri. Currently, we send only the current document's URL and the
// directive that was violated. The document's URL is safe to send because
// it's the document itself that's requesting that it be sent. You could
// make an argument that we shouldn't send HTTPS document URLs to HTTP
// report-uris (for the same reasons that we suppress the Referer in that
// case), but the Referrer is sent implicitly whereas this request is only
// sent explicitly. As for which directive was violated, that's pretty
// harmless information.
auto cspReport = JSON::Object::create();
if (usesReportTo) {
// It looks like WPT expect the body for modern reports to use the same
// syntax as the JSON object (not the hyphenated versions in the original
// CSP spec.
cspReport->setString("documentURL"_s, documentURL());
cspReport->setString("disposition"_s, isReportOnly ? "report"_s : "enforce"_s);
cspReport->setString("referrer"_s, referrer());
cspReport->setString("effectiveDirective"_s, effectiveDirective());
cspReport->setString("blockedURL"_s, blockedURL());
cspReport->setString("originalPolicy"_s, originalPolicy());
cspReport->setInteger("statusCode"_s, statusCode());
cspReport->setString("sample"_s, sample());
if (!sourceFile().isNull()) {
cspReport->setString("sourceFile"_s, sourceFile());
cspReport->setInteger("lineNumber"_s, lineNumber());
cspReport->setInteger("columnNumber"_s, columnNumber());
}
} else {
cspReport->setString("document-uri"_s, documentURL());
cspReport->setString("referrer"_s, referrer());
cspReport->setString("violated-directive"_s, effectiveDirective());
cspReport->setString("effective-directive"_s, effectiveDirective());
cspReport->setString("original-policy"_s, originalPolicy());
cspReport->setString("blocked-uri"_s, blockedURL());
cspReport->setInteger("status-code"_s, statusCode());
if (!sourceFile().isNull()) {
cspReport->setString("source-file"_s, sourceFile());
cspReport->setInteger("line-number"_s, lineNumber());
cspReport->setInteger("column-number"_s, columnNumber());
}
}
// https://www.w3.org/TR/reporting-1/#queue-report, step 2.3.1.
auto reportObject = JSON::Object::create();
reportObject->setString("type"_s, type());
reportObject->setString("url"_s, documentURL());
reportObject->setObject(usesReportTo ? "body"_s : "csp-report"_s, WTFMove(cspReport));
return FormData::create(reportObject->toJSONString().utf8());
}
} // namespace WebCore
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