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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef STORAGE_BROWSER_QUOTA_QUOTA_TEMPORARY_STORAGE_EVICTOR_H_ | 5 #ifndef STORAGE_BROWSER_QUOTA_QUOTA_TEMPORARY_STORAGE_EVICTOR_H_ |
6 #define STORAGE_BROWSER_QUOTA_QUOTA_TEMPORARY_STORAGE_EVICTOR_H_ | 6 #define STORAGE_BROWSER_QUOTA_QUOTA_TEMPORARY_STORAGE_EVICTOR_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <map> | 10 #include <map> |
11 #include <set> | 11 #include <set> |
12 #include <string> | 12 #include <string> |
13 | 13 |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
16 #include "base/threading/non_thread_safe.h" | 16 #include "base/threading/non_thread_safe.h" |
17 #include "base/timer/timer.h" | 17 #include "base/timer/timer.h" |
18 #include "storage/browser/storage_browser_export.h" | 18 #include "storage/browser/storage_browser_export.h" |
19 #include "storage/common/quota/quota_types.h" | 19 #include "storage/common/quota/quota_types.h" |
20 | 20 |
21 class GURL; | 21 class GURL; |
22 | 22 |
23 namespace content { | 23 namespace content { |
24 class QuotaTemporaryStorageEvictorTest; | 24 class QuotaTemporaryStorageEvictorTest; |
25 } | 25 } |
26 | 26 |
27 namespace storage { | 27 namespace storage { |
28 | 28 |
29 class QuotaEvictionHandler; | 29 class QuotaEvictionHandler; |
30 struct QuotaSettings; | 30 struct UsageAndQuota; |
31 | 31 |
32 class STORAGE_EXPORT QuotaTemporaryStorageEvictor : public base::NonThreadSafe { | 32 class STORAGE_EXPORT QuotaTemporaryStorageEvictor : public base::NonThreadSafe { |
33 public: | 33 public: |
34 struct Statistics { | 34 struct Statistics { |
35 Statistics() | 35 Statistics() |
36 : num_errors_on_evicting_origin(0), | 36 : num_errors_on_evicting_origin(0), |
37 num_errors_on_getting_usage_and_quota(0), | 37 num_errors_on_getting_usage_and_quota(0), |
38 num_evicted_origins(0), | 38 num_evicted_origins(0), |
39 num_eviction_rounds(0), | 39 num_eviction_rounds(0), |
40 num_skipped_eviction_rounds(0) {} | 40 num_skipped_eviction_rounds(0) {} |
(...skipping 30 matching lines...) Expand all Loading... |
71 | 71 |
72 QuotaTemporaryStorageEvictor(QuotaEvictionHandler* quota_eviction_handler, | 72 QuotaTemporaryStorageEvictor(QuotaEvictionHandler* quota_eviction_handler, |
73 int64_t interval_ms); | 73 int64_t interval_ms); |
74 virtual ~QuotaTemporaryStorageEvictor(); | 74 virtual ~QuotaTemporaryStorageEvictor(); |
75 | 75 |
76 void GetStatistics(std::map<std::string, int64_t>* statistics); | 76 void GetStatistics(std::map<std::string, int64_t>* statistics); |
77 void ReportPerRoundHistogram(); | 77 void ReportPerRoundHistogram(); |
78 void ReportPerHourHistogram(); | 78 void ReportPerHourHistogram(); |
79 void Start(); | 79 void Start(); |
80 | 80 |
| 81 void reset_min_available_disk_space_to_start_eviction() { |
| 82 min_available_to_start_eviction_ = |
| 83 kMinAvailableToStartEvictionNotSpecified; |
| 84 } |
| 85 void set_min_available_disk_space_to_start_eviction(int64_t value) { |
| 86 min_available_to_start_eviction_ = value; |
| 87 } |
| 88 |
81 private: | 89 private: |
82 friend class content::QuotaTemporaryStorageEvictorTest; | 90 friend class content::QuotaTemporaryStorageEvictorTest; |
83 | 91 |
84 void StartEvictionTimerWithDelay(int delay_ms); | 92 void StartEvictionTimerWithDelay(int delay_ms); |
85 void ConsiderEviction(); | 93 void ConsiderEviction(); |
86 void OnGotEvictionRoundInfo(QuotaStatusCode status, | 94 void OnGotVolumeInfo(bool success, |
87 const QuotaSettings& settings, | 95 uint64_t available_space, |
88 int64_t available_space, | 96 uint64_t total_size); |
89 int64_t total_space, | 97 void OnGotUsageAndQuotaForEviction( |
90 int64_t current_usage, | 98 int64_t must_remain_available_space, |
91 bool current_usage_is_complete); | 99 QuotaStatusCode status, |
| 100 const UsageAndQuota& quota_and_usage); |
92 void OnGotEvictionOrigin(const GURL& origin); | 101 void OnGotEvictionOrigin(const GURL& origin); |
93 void OnEvictionComplete(QuotaStatusCode status); | 102 void OnEvictionComplete(QuotaStatusCode status); |
94 | 103 |
95 void OnEvictionRoundStarted(); | 104 void OnEvictionRoundStarted(); |
96 void OnEvictionRoundFinished(); | 105 void OnEvictionRoundFinished(); |
97 | 106 |
| 107 // This is only used for tests. |
| 108 void set_repeated_eviction(bool repeated_eviction) { |
| 109 repeated_eviction_ = repeated_eviction; |
| 110 } |
| 111 |
| 112 static const int kMinAvailableToStartEvictionNotSpecified; |
| 113 |
| 114 int64_t min_available_to_start_eviction_; |
| 115 |
98 // Not owned; quota_eviction_handler owns us. | 116 // Not owned; quota_eviction_handler owns us. |
99 QuotaEvictionHandler* quota_eviction_handler_; | 117 QuotaEvictionHandler* quota_eviction_handler_; |
100 | 118 |
101 Statistics statistics_; | 119 Statistics statistics_; |
102 Statistics previous_statistics_; | 120 Statistics previous_statistics_; |
103 EvictionRoundStatistics round_statistics_; | 121 EvictionRoundStatistics round_statistics_; |
104 base::Time time_of_end_of_last_nonskipped_round_; | 122 base::Time time_of_end_of_last_nonskipped_round_; |
105 base::Time time_of_end_of_last_round_; | 123 base::Time time_of_end_of_last_round_; |
106 std::set<GURL> in_progress_eviction_origins_; | 124 std::set<GURL> in_progress_eviction_origins_; |
107 | 125 |
108 int64_t interval_ms_; | 126 int64_t interval_ms_; |
109 bool timer_disabled_for_testing_; | 127 bool repeated_eviction_; |
110 | 128 |
111 base::OneShotTimer eviction_timer_; | 129 base::OneShotTimer eviction_timer_; |
112 base::RepeatingTimer histogram_timer_; | 130 base::RepeatingTimer histogram_timer_; |
113 base::WeakPtrFactory<QuotaTemporaryStorageEvictor> weak_factory_; | 131 base::WeakPtrFactory<QuotaTemporaryStorageEvictor> weak_factory_; |
114 | 132 |
115 DISALLOW_COPY_AND_ASSIGN(QuotaTemporaryStorageEvictor); | 133 DISALLOW_COPY_AND_ASSIGN(QuotaTemporaryStorageEvictor); |
116 }; | 134 }; |
117 | 135 |
118 } // namespace storage | 136 } // namespace storage |
119 | 137 |
120 #endif // STORAGE_BROWSER_QUOTA_QUOTA_TEMPORARY_STORAGE_EVICTOR_H_ | 138 #endif // STORAGE_BROWSER_QUOTA_QUOTA_TEMPORARY_STORAGE_EVICTOR_H_ |
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