1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SERVICES_NETWORK_HTTP_CACHE_DATA_REMOVER_H_
#define SERVICES_NETWORK_HTTP_CACHE_DATA_REMOVER_H_
#include <memory>
#include "base/component_export.h"
#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "services/network/conditional_cache_deletion_helper.h"
#include "services/network/public/mojom/clear_data_filter.mojom-forward.h"
#include "services/network/public/mojom/network_context.mojom-forward.h"
#include "services/network/public/mojom/network_service.mojom.h"
#include "url/gurl.h"
namespace disk_cache {
class Backend;
}
namespace net {
class URLRequestContext;
}
namespace network {
// Helper to remove data from the HTTP cache.
class COMPONENT_EXPORT(NETWORK_SERVICE) HttpCacheDataRemover {
public:
using HttpCacheDataRemoverCallback =
base::OnceCallback<void(HttpCacheDataRemover*)>;
// Creates an HttpCacheDataRemover that starts deleting cache entries in the
// time range between |delete_begin| (inclusively) and |delete_end|
// (exclusively) and that are matched by |url_filter|. Invokes |done_callback|
// when finished.
// Note that deletion with URL filtering is not built in to the cache
// interface and might be slow.
static std::unique_ptr<HttpCacheDataRemover> CreateAndStart(
net::URLRequestContext* url_request_context,
mojom::ClearDataFilterPtr url_filter,
base::Time delete_begin,
base::Time delete_end,
HttpCacheDataRemoverCallback done_callback);
HttpCacheDataRemover(const HttpCacheDataRemover&) = delete;
HttpCacheDataRemover& operator=(const HttpCacheDataRemover&) = delete;
~HttpCacheDataRemover();
private:
HttpCacheDataRemover(mojom::ClearDataFilterPtr url_filter,
base::Time delete_begin,
base::Time delete_end,
HttpCacheDataRemoverCallback done_callback);
void CacheRetrieved(std::pair<int, raw_ptr<disk_cache::Backend>>);
void ClearHttpCacheDone(int rv);
base::RepeatingCallback<bool(const GURL&)> url_matcher_;
const base::Time delete_begin_;
const base::Time delete_end_;
HttpCacheDataRemoverCallback done_callback_;
raw_ptr<disk_cache::Backend> backend_;
std::unique_ptr<ConditionalCacheDeletionHelper> deletion_helper_;
base::WeakPtrFactory<HttpCacheDataRemover> weak_factory_{this};
};
} // namespace network
#endif // SERVICES_NETWORK_HTTP_CACHE_DATA_REMOVER_H_
|
