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// Copyright 2014 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 "chrome/browser/extensions/api/cryptotoken_private/cryptotoken_private_api.h"
#include <stddef.h>
#include "base/memory/ptr_util.h"
#include "extensions/common/error_utils.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
namespace extensions {
namespace api {
const char kGoogleDotCom[] = "google.com";
const char* kGoogleGstaticAppIds[] = {
"https://www.gstatic.com/securitykey/origins.json",
"https://www.gstatic.com/securitykey/a/google.com/origins.json"
};
CryptotokenPrivateCanOriginAssertAppIdFunction::
CryptotokenPrivateCanOriginAssertAppIdFunction()
: chrome_details_(this) {
}
ExtensionFunction::ResponseAction
CryptotokenPrivateCanOriginAssertAppIdFunction::Run() {
std::unique_ptr<cryptotoken_private::CanOriginAssertAppId::Params> params =
cryptotoken_private::CanOriginAssertAppId::Params::Create(*args_);
EXTENSION_FUNCTION_VALIDATE(params);
const GURL origin_url(params->security_origin);
if (!origin_url.is_valid()) {
return RespondNow(Error(extensions::ErrorUtils::FormatErrorMessage(
"Security origin * is not a valid URL", params->security_origin)));
}
const GURL app_id_url(params->app_id_url);
if (!app_id_url.is_valid()) {
return RespondNow(Error(extensions::ErrorUtils::FormatErrorMessage(
"appId * is not a valid URL", params->app_id_url)));
}
if (origin_url == app_id_url) {
return RespondNow(
OneArgument(base::MakeUnique<base::FundamentalValue>(true)));
}
// Fetch the eTLD+1 of both.
const std::string origin_etldp1 =
net::registry_controlled_domains::GetDomainAndRegistry(
origin_url,
net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
if (origin_etldp1.empty()) {
return RespondNow(Error(extensions::ErrorUtils::FormatErrorMessage(
"Could not find an eTLD for origin *", params->security_origin)));
}
const std::string app_id_etldp1 =
net::registry_controlled_domains::GetDomainAndRegistry(
app_id_url,
net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
if (app_id_etldp1.empty()) {
return RespondNow(Error(extensions::ErrorUtils::FormatErrorMessage(
"Could not find an eTLD for appId *", params->app_id_url)));
}
if (origin_etldp1 == app_id_etldp1) {
return RespondNow(
OneArgument(base::MakeUnique<base::FundamentalValue>(true)));
}
// For legacy purposes, allow google.com origins to assert certain
// gstatic.com appIds.
// TODO(juanlang): remove when legacy constraints are removed.
if (origin_etldp1 == kGoogleDotCom) {
for (size_t i = 0;
i < sizeof(kGoogleGstaticAppIds) / sizeof(kGoogleGstaticAppIds[0]);
i++) {
if (params->app_id_url == kGoogleGstaticAppIds[i]) {
return RespondNow(
OneArgument(base::MakeUnique<base::FundamentalValue>(true)));
}
}
}
return RespondNow(
OneArgument(base::MakeUnique<base::FundamentalValue>(false)));
}
} // namespace api
} // namespace extensions
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