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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef STORAGE_BROWSER_BLOB_BLOB_URL_STORE_IMPL_H_
#define STORAGE_BROWSER_BLOB_BLOB_URL_STORE_IMPL_H_
#include <memory>
#include "base/component_export.h"
#include "base/functional/callback.h"
#include "base/unguessable_token.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "storage/browser/blob/blob_storage_constants.h"
#include "storage/browser/blob/blob_url_registry.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
#include "third_party/blink/public/mojom/blob/blob.mojom.h"
#include "third_party/blink/public/mojom/blob/blob_url_store.mojom.h"
#include "third_party/blink/public/mojom/devtools/inspector_issue.mojom.h"
namespace storage {
class BlobUrlRegistry;
class COMPONENT_EXPORT(STORAGE_BROWSER) BlobURLStoreImpl
: public blink::mojom::BlobURLStore {
public:
// `partitioning_blob_url_closure` runs when the storage_key check fails
// in `BlobURLStoreImpl::ResolveAsURLLoaderFactory`.
BlobURLStoreImpl(
const blink::StorageKey& storage_key,
const url::Origin& renderer_origin,
int render_process_host_id,
base::WeakPtr<BlobUrlRegistry> registry,
BlobURLValidityCheckBehavior validity_check_options =
BlobURLValidityCheckBehavior::DEFAULT,
base::RepeatingCallback<
void(const GURL&,
std::optional<blink::mojom::PartitioningBlobURLInfo>)>
partitioning_blob_url_closure = base::DoNothing(),
base::RepeatingCallback<bool()> storage_access_check_closure =
base::BindRepeating([]() -> bool { return false; }),
bool partitioning_disabled_by_policy = false);
BlobURLStoreImpl(const BlobURLStoreImpl&) = delete;
BlobURLStoreImpl& operator=(const BlobURLStoreImpl&) = delete;
~BlobURLStoreImpl() override;
void Register(
mojo::PendingRemote<blink::mojom::Blob> blob,
const GURL& url,
// TODO(crbug.com/40775506): Remove these once experiment is over.
const base::UnguessableToken& unsafe_agent_cluster_id,
const std::optional<net::SchemefulSite>& unsafe_top_level_site,
RegisterCallback callback) override;
void Revoke(const GURL& url) override;
void ResolveAsURLLoaderFactory(
const GURL& url,
mojo::PendingReceiver<network::mojom::URLLoaderFactory> receiver,
ResolveAsURLLoaderFactoryCallback callback) override;
void ResolveAsBlobURLToken(
const GURL& url,
mojo::PendingReceiver<blink::mojom::BlobURLToken> token,
bool is_top_level_navigation,
ResolveAsBlobURLTokenCallback callback) override;
private:
// Checks if the passed in url is a valid blob url for this blob url store.
// Returns false and reports a bad mojo message if not. Note that currently
// this function is only suitable to be called from `Register()` and
// `Revoke()`.
bool BlobUrlIsValid(const GURL& url, const char* method) const;
bool ShouldPartitionBlobUrlAccess(
bool has_storage_access_handle,
BlobUrlRegistry::MappingStatus mapping_status);
void FinishResolveAsURLLoaderFactory(
const GURL& url,
mojo::PendingReceiver<network::mojom::URLLoaderFactory> receiver,
ResolveAsURLLoaderFactoryCallback callback,
bool has_storage_access_handle);
void FinishResolveAsBlobURLToken(
const GURL& url,
mojo::PendingReceiver<blink::mojom::BlobURLToken> token,
bool is_top_level_navigation,
ResolveAsBlobURLTokenCallback callback,
bool has_storage_access_handle);
const blink::StorageKey storage_key_;
// The origin used by the worker/document associated with this BlobURLStore on
// the renderer side. This will almost always be the same as `storage_key_`'s
// origin, except in the case of data: URL workers, as described in the linked
// bug.
// TODO(crbug.com/40051700): Make the storage key's origin always match this.
const url::Origin renderer_origin_;
const int render_process_host_id_;
base::WeakPtr<BlobUrlRegistry> registry_;
const BlobURLValidityCheckBehavior validity_check_behavior_;
std::set<GURL> urls_;
base::RepeatingCallback<
void(const GURL&, std::optional<blink::mojom::PartitioningBlobURLInfo>)>
partitioning_blob_url_closure_;
base::RepeatingCallback<bool()> storage_access_check_callback_;
const bool partitioning_disabled_by_policy_;
base::WeakPtrFactory<BlobURLStoreImpl> weak_ptr_factory_{this};
};
} // namespace storage
#endif // STORAGE_BROWSER_BLOB_BLOB_URL_STORE_IMPL_H_
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