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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef COMPONENTS_UPDATE_CLIENT_ACTION_UPDATE_H_ | |
| 6 #define COMPONENTS_UPDATE_CLIENT_ACTION_UPDATE_H_ | |
| 7 | |
| 8 #include <map> | |
| 9 #include <memory> | |
| 10 #include <string> | |
| 11 #include <vector> | |
| 12 | |
| 13 #include "base/macros.h" | |
| 14 #include "base/threading/thread_checker.h" | |
| 15 #include "base/version.h" | |
| 16 #include "components/update_client/action.h" | |
| 17 #include "components/update_client/component_unpacker.h" | |
| 18 #include "components/update_client/crx_downloader.h" | |
| 19 #include "components/update_client/update_client.h" | |
| 20 #include "components/update_client/update_engine.h" | |
| 21 #include "url/gurl.h" | |
| 22 | |
| 23 namespace base { | |
| 24 class FilePath; | |
| 25 } | |
| 26 | |
| 27 namespace update_client { | |
| 28 | |
| 29 enum class UnpackError; | |
| 30 | |
| 31 // Defines a template method design pattern for ActionUpdate. This class | |
| 32 // implements the common code for updating a single CRX using either | |
| 33 // a differential or a full update algorithm. | |
| 34 // TODO(sorin): further refactor this class to enforce that there is a 1:1 | |
| 35 // relationship between one instance of this class and one CRX id. In other | |
| 36 // words, make the CRX id and its associated CrxUpdateItem data structure | |
| 37 // a member of this class instead of passing them around as function parameters. | |
| 38 class ActionUpdate : public Action, protected ActionImpl { | |
| 39 public: | |
| 40 ActionUpdate(); | |
| 41 ~ActionUpdate() override; | |
| 42 | |
| 43 // Action overrides. | |
| 44 void Run(UpdateContext* update_context, Callback callback) override; | |
| 45 | |
| 46 private: | |
| 47 virtual bool IsBackgroundDownload(const CrxUpdateItem* item) = 0; | |
| 48 virtual std::vector<GURL> GetUrls(const CrxUpdateItem* item) = 0; | |
| 49 virtual std::string GetHash(const CrxUpdateItem* item) = 0; | |
| 50 virtual void OnDownloadStart(CrxUpdateItem* item) = 0; | |
| 51 virtual void OnDownloadSuccess( | |
| 52 CrxUpdateItem* item, | |
| 53 const CrxDownloader::Result& download_result) = 0; | |
| 54 virtual void OnDownloadError( | |
| 55 CrxUpdateItem* item, | |
| 56 const CrxDownloader::Result& download_result) = 0; | |
| 57 virtual void OnInstallStart(CrxUpdateItem* item) = 0; | |
| 58 virtual void OnInstallSuccess(CrxUpdateItem* item) = 0; | |
| 59 virtual void OnInstallError(CrxUpdateItem* item, | |
| 60 ErrorCategory error_category, | |
| 61 int error, | |
| 62 int extended_error) = 0; | |
| 63 | |
| 64 void StartDownload(CrxUpdateItem* item); | |
| 65 void DownloadComplete(const std::string& id, | |
| 66 const CrxDownloader::Result& download_result); | |
| 67 | |
| 68 // Called when progress is being made downloading a CRX. The progress may | |
| 69 // not monotonically increase due to how the CRX downloader switches between | |
| 70 // different downloaders and fallback urls. | |
| 71 void DownloadProgress(const std::string& id, | |
| 72 const CrxDownloader::Result& download_result); | |
| 73 | |
| 74 void StartInstall(CrxUpdateItem* item, const base::FilePath& crx_path); | |
| 75 void InstallComplete(const std::string& id, | |
| 76 ErrorCategory error_category, | |
| 77 int error, | |
| 78 int extended_error); | |
| 79 | |
| 80 void StartUnpackOnBlockingTaskRunner(CrxUpdateItem* item, | |
| 81 const base::FilePath& crx_path); | |
| 82 void UnpackCompleteOnBlockingTaskRunner( | |
| 83 CrxUpdateItem* item, | |
| 84 const base::FilePath& crx_path, | |
| 85 const ComponentUnpacker::Result& result); | |
| 86 | |
| 87 void StartInstallOnBlockingTaskRunner(CrxUpdateItem* item, | |
| 88 const base::FilePath& crx_path, | |
| 89 const base::FilePath& unpack_path); | |
| 90 void InstallCompleteOnBlockingTaskRunner(CrxUpdateItem* item, | |
| 91 const base::FilePath& crx_path, | |
| 92 ErrorCategory error_category, | |
| 93 int error, | |
| 94 int extended_error); | |
| 95 | |
| 96 CrxInstaller::Result DoInstall(CrxUpdateItem* item, | |
| 97 const base::FilePath& crx_path, | |
| 98 const base::FilePath& unpack_path); | |
| 99 | |
| 100 // Downloads updates for one CRX id only. | |
| 101 std::unique_ptr<CrxDownloader> crx_downloader_; | |
| 102 | |
| 103 // Unpacks one CRX. | |
| 104 scoped_refptr<ComponentUnpacker> unpacker_; | |
| 105 | |
| 106 DISALLOW_COPY_AND_ASSIGN(ActionUpdate); | |
| 107 }; | |
| 108 | |
| 109 class ActionUpdateDiff : public ActionUpdate { | |
| 110 public: | |
| 111 static std::unique_ptr<Action> Create(); | |
| 112 | |
| 113 private: | |
| 114 ActionUpdateDiff(); | |
| 115 ~ActionUpdateDiff() override; | |
| 116 | |
| 117 void TryUpdateFull(); | |
| 118 | |
| 119 // ActionUpdate overrides. | |
| 120 bool IsBackgroundDownload(const CrxUpdateItem* item) override; | |
| 121 std::vector<GURL> GetUrls(const CrxUpdateItem* item) override; | |
| 122 std::string GetHash(const CrxUpdateItem* item) override; | |
| 123 void OnDownloadStart(CrxUpdateItem* item) override; | |
| 124 void OnDownloadSuccess(CrxUpdateItem* item, | |
| 125 const CrxDownloader::Result& download_result) override; | |
| 126 void OnDownloadError(CrxUpdateItem* item, | |
| 127 const CrxDownloader::Result& download_result) override; | |
| 128 void OnInstallStart(CrxUpdateItem* item) override; | |
| 129 void OnInstallSuccess(CrxUpdateItem* item) override; | |
| 130 void OnInstallError(CrxUpdateItem* item, | |
| 131 ErrorCategory error_category, | |
| 132 int error, | |
| 133 int extended_error) override; | |
| 134 | |
| 135 DISALLOW_COPY_AND_ASSIGN(ActionUpdateDiff); | |
| 136 }; | |
| 137 | |
| 138 class ActionUpdateFull : public ActionUpdate { | |
| 139 public: | |
| 140 static std::unique_ptr<Action> Create(); | |
| 141 | |
| 142 private: | |
| 143 ActionUpdateFull(); | |
| 144 ~ActionUpdateFull() override; | |
| 145 | |
| 146 // ActionUpdate overrides. | |
| 147 bool IsBackgroundDownload(const CrxUpdateItem* item) override; | |
| 148 std::vector<GURL> GetUrls(const CrxUpdateItem* item) override; | |
| 149 std::string GetHash(const CrxUpdateItem* item) override; | |
| 150 void OnDownloadStart(CrxUpdateItem* item) override; | |
| 151 void OnDownloadSuccess(CrxUpdateItem* item, | |
| 152 const CrxDownloader::Result& download_result) override; | |
| 153 void OnDownloadError(CrxUpdateItem* item, | |
| 154 const CrxDownloader::Result& download_result) override; | |
| 155 void OnInstallStart(CrxUpdateItem* item) override; | |
| 156 void OnInstallSuccess(CrxUpdateItem* item) override; | |
| 157 void OnInstallError(CrxUpdateItem* item, | |
| 158 ErrorCategory error_category, | |
| 159 int error, | |
| 160 int extended_error) override; | |
| 161 | |
| 162 DISALLOW_COPY_AND_ASSIGN(ActionUpdateFull); | |
| 163 }; | |
| 164 | |
| 165 } // namespace update_client | |
| 166 | |
| 167 #endif // COMPONENTS_UPDATE_CLIENT_ACTION_UPDATE_H_ | |
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Chromium Code Reviews
Issue 2835803002:
Refactor the UpdateEngine and its actions in the component updater. (Closed)
