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content / browser / preloading / prefetch / no_vary_search_helper.cc [blame]
// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/preloading/prefetch/no_vary_search_helper.h"
#include <utility>
#include "content/public/browser/render_frame_host.h"
#include "services/network/public/cpp/no_vary_search_header_parser.h"
#include "services/network/public/mojom/url_response_head.mojom.h"
#include "third_party/blink/public/mojom/devtools/console_message.mojom.h"
#include "url/origin.h"
namespace content {
namespace no_vary_search {
// static
net::HttpNoVarySearchData ParseHttpNoVarySearchDataFromMojom(
const network::mojom::NoVarySearchPtr& no_vary_search_ptr) {
if (no_vary_search_ptr->search_variance->is_vary_params()) {
return net::HttpNoVarySearchData::CreateFromVaryParams(
no_vary_search_ptr->search_variance->get_vary_params(),
no_vary_search_ptr->vary_on_key_order);
}
return net::HttpNoVarySearchData::CreateFromNoVaryParams(
no_vary_search_ptr->search_variance->get_no_vary_params(),
no_vary_search_ptr->vary_on_key_order);
}
std::optional<net::HttpNoVarySearchData> ProcessHead(
const network::mojom::URLResponseHead& head,
const GURL& url,
RenderFrameHost* rfh) {
// No No-Vary-Search headers.
if (!(head.parsed_headers &&
head.parsed_headers->no_vary_search_with_parse_error)) {
return std::nullopt;
}
// Success.
if (!head.parsed_headers->no_vary_search_with_parse_error->is_parse_error()) {
return ParseHttpNoVarySearchDataFromMojom(
head.parsed_headers->no_vary_search_with_parse_error
->get_no_vary_search());
}
// Parse error.
const auto parse_error =
head.parsed_headers->no_vary_search_with_parse_error->get_parse_error();
// TODO(crbug.com/40286370): Maybe `CHECK_NE(parse_error, kOk)`.
if (parse_error == network::mojom::NoVarySearchParseError::kOk) {
return std::nullopt;
}
blink::mojom::ConsoleMessageLevel error_level =
parse_error == network::mojom::NoVarySearchParseError::kDefaultValue
? blink::mojom::ConsoleMessageLevel::kWarning
: blink::mojom::ConsoleMessageLevel::kError;
auto error_message = network::GetNoVarySearchConsoleMessage(parse_error, url);
CHECK(error_message);
if (rfh) {
rfh->AddMessageToConsole(error_level, error_message.value());
}
return std::nullopt;
}
} // namespace no_vary_search
} // namespace content