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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/loader/subresource_integrity_helper.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/frame/use_counter.h"
#include "third_party/blink/renderer/core/inspector/console_types.h"
#include "third_party/blink/renderer/core/origin_trials/origin_trials.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
namespace blink {
WebFeature GetWebFeature(
SubresourceIntegrity::ReportInfo::UseCounterFeature& feature) {
switch (feature) {
case SubresourceIntegrity::ReportInfo::UseCounterFeature::
kSRIElementWithMatchingIntegrityAttribute:
return WebFeature::kSRIElementWithMatchingIntegrityAttribute;
case SubresourceIntegrity::ReportInfo::UseCounterFeature::
kSRIElementWithNonMatchingIntegrityAttribute:
return WebFeature::kSRIElementWithNonMatchingIntegrityAttribute;
case SubresourceIntegrity::ReportInfo::UseCounterFeature::
kSRIElementIntegrityAttributeButIneligible:
return WebFeature::kSRIElementIntegrityAttributeButIneligible;
case SubresourceIntegrity::ReportInfo::UseCounterFeature::
kSRIElementWithUnparsableIntegrityAttribute:
return WebFeature::kSRIElementWithUnparsableIntegrityAttribute;
case SubresourceIntegrity::ReportInfo::UseCounterFeature::
kSRISignatureCheck:
return WebFeature::kSRISignatureCheck;
case SubresourceIntegrity::ReportInfo::UseCounterFeature::
kSRISignatureSuccess:
return WebFeature::kSRISignatureSuccess;
}
NOTREACHED();
return WebFeature::kSRIElementWithUnparsableIntegrityAttribute;
}
void SubresourceIntegrityHelper::DoReport(
ExecutionContext& execution_context,
const SubresourceIntegrity::ReportInfo& report_info) {
for (auto feature : report_info.UseCounts()) {
UseCounter::Count(&execution_context, GetWebFeature(feature));
}
HeapVector<Member<ConsoleMessage>> messages;
GetConsoleMessages(report_info, &messages);
for (const auto& message : messages) {
execution_context.AddConsoleMessage(message);
}
}
void SubresourceIntegrityHelper::GetConsoleMessages(
const SubresourceIntegrity::ReportInfo& report_info,
HeapVector<Member<ConsoleMessage>>* messages) {
DCHECK(messages);
for (const auto& message : report_info.ConsoleErrorMessages()) {
messages->push_back(ConsoleMessage::Create(kSecurityMessageSource,
kErrorMessageLevel, message));
}
}
SubresourceIntegrity::IntegrityFeatures SubresourceIntegrityHelper::GetFeatures(
ExecutionContext* execution_context) {
bool allow_signatures =
RuntimeEnabledFeatures::SignatureBasedIntegrityEnabledByRuntimeFlag() ||
OriginTrials::SignatureBasedIntegrityEnabled(execution_context);
return allow_signatures ? SubresourceIntegrity::IntegrityFeatures::kSignatures
: SubresourceIntegrity::IntegrityFeatures::kDefault;
}
} // namespace blink
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