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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #include "chrome/browser/component_updater/recovery_component_installer.h" | 5 #include "chrome/browser/component_updater/recovery_component_installer.h" |
6 | 6 |
7 #include "base/base_paths.h" | 7 #include "base/base_paths.h" |
8 #include "base/bind.h" | 8 #include "base/bind.h" |
9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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39 #else // OS_LINUX, OS_MACOSX, etc. | 39 #else // OS_LINUX, OS_MACOSX, etc. |
40 FILE_PATH_LITERAL("ChromeRecovery"); | 40 FILE_PATH_LITERAL("ChromeRecovery"); |
41 #endif | 41 #endif |
42 | 42 |
43 const char kRecoveryManifestName[] = "ChromeRecovery"; | 43 const char kRecoveryManifestName[] = "ChromeRecovery"; |
44 | 44 |
45 } // namespace | 45 } // namespace |
46 | 46 |
47 class RecoveryComponentInstaller : public ComponentInstaller { | 47 class RecoveryComponentInstaller : public ComponentInstaller { |
48 public: | 48 public: |
49 explicit RecoveryComponentInstaller(const base::Version& version, | 49 explicit RecoveryComponentInstaller(const Version& version, |
50 PrefService* prefs); | 50 PrefService* prefs); |
51 | 51 |
52 virtual ~RecoveryComponentInstaller() {} | 52 virtual ~RecoveryComponentInstaller() {} |
53 | 53 |
54 virtual void OnUpdateError(int error) OVERRIDE; | 54 virtual void OnUpdateError(int error) OVERRIDE; |
55 | 55 |
56 virtual bool Install(const base::DictionaryValue& manifest, | 56 virtual bool Install(const base::DictionaryValue& manifest, |
57 const base::FilePath& unpack_path) OVERRIDE; | 57 const base::FilePath& unpack_path) OVERRIDE; |
58 | 58 |
59 virtual bool GetInstalledFile(const std::string& file, | 59 virtual bool GetInstalledFile(const std::string& file, |
60 base::FilePath* installed_file) OVERRIDE; | 60 base::FilePath* installed_file) OVERRIDE; |
61 | 61 |
62 private: | 62 private: |
63 base::Version current_version_; | 63 Version current_version_; |
64 PrefService* prefs_; | 64 PrefService* prefs_; |
65 }; | 65 }; |
66 | 66 |
67 void RecoveryRegisterHelper(ComponentUpdateService* cus, | 67 void RecoveryRegisterHelper(ComponentUpdateService* cus, |
68 PrefService* prefs) { | 68 PrefService* prefs) { |
69 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 69 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
70 base::Version version(prefs->GetString(prefs::kRecoveryComponentVersion)); | 70 Version version(prefs->GetString(prefs::kRecoveryComponentVersion)); |
71 if (!version.IsValid()) { | 71 if (!version.IsValid()) { |
72 NOTREACHED(); | 72 NOTREACHED(); |
73 return; | 73 return; |
74 } | 74 } |
75 | 75 |
76 CrxComponent recovery; | 76 CrxComponent recovery; |
77 recovery.name = "recovery"; | 77 recovery.name = "recovery"; |
78 recovery.installer = new RecoveryComponentInstaller(version, prefs); | 78 recovery.installer = new RecoveryComponentInstaller(version, prefs); |
79 recovery.version = version; | 79 recovery.version = version; |
80 recovery.pk_hash.assign(kSha2Hash, &kSha2Hash[sizeof(kSha2Hash)]); | 80 recovery.pk_hash.assign(kSha2Hash, &kSha2Hash[sizeof(kSha2Hash)]); |
81 if (cus->RegisterComponent(recovery) != ComponentUpdateService::kOk) { | 81 if (cus->RegisterComponent(recovery) != ComponentUpdateService::kOk) { |
82 NOTREACHED() << "Recovery component registration failed."; | 82 NOTREACHED() << "Recovery component registration failed."; |
83 } | 83 } |
84 } | 84 } |
85 | 85 |
86 void RecoveryUpdateVersionHelper(const base::Version& version, | 86 void RecoveryUpdateVersionHelper(const Version& version, PrefService* prefs) { |
87 PrefService* prefs) { | |
88 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 87 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
89 prefs->SetString(prefs::kRecoveryComponentVersion, version.GetString()); | 88 prefs->SetString(prefs::kRecoveryComponentVersion, version.GetString()); |
90 } | 89 } |
91 | 90 |
92 RecoveryComponentInstaller::RecoveryComponentInstaller( | 91 RecoveryComponentInstaller::RecoveryComponentInstaller( |
93 const base::Version& version, PrefService* prefs) | 92 const Version& version, PrefService* prefs) |
94 : current_version_(version), prefs_(prefs){ | 93 : current_version_(version), prefs_(prefs){ |
95 DCHECK(version.IsValid()); | 94 DCHECK(version.IsValid()); |
96 } | 95 } |
97 | 96 |
98 void RecoveryComponentInstaller::OnUpdateError(int error) { | 97 void RecoveryComponentInstaller::OnUpdateError(int error) { |
99 NOTREACHED() << "Recovery component update error: " << error; | 98 NOTREACHED() << "Recovery component update error: " << error; |
100 } | 99 } |
101 | 100 |
102 bool RecoveryComponentInstaller::Install(const base::DictionaryValue& manifest, | 101 bool RecoveryComponentInstaller::Install(const base::DictionaryValue& manifest, |
103 const base::FilePath& unpack_path) { | 102 const base::FilePath& unpack_path) { |
104 std::string name; | 103 std::string name; |
105 manifest.GetStringASCII("name", &name); | 104 manifest.GetStringASCII("name", &name); |
106 if (name != kRecoveryManifestName) | 105 if (name != kRecoveryManifestName) |
107 return false; | 106 return false; |
108 std::string proposed_version; | 107 std::string proposed_version; |
109 manifest.GetStringASCII("version", &proposed_version); | 108 manifest.GetStringASCII("version", &proposed_version); |
110 base::Version version(proposed_version.c_str()); | 109 Version version(proposed_version.c_str()); |
111 if (!version.IsValid()) | 110 if (!version.IsValid()) |
112 return false; | 111 return false; |
113 if (current_version_.CompareTo(version) >= 0) | 112 if (current_version_.CompareTo(version) >= 0) |
114 return false; | 113 return false; |
115 base::FilePath main_file = unpack_path.Append(kRecoveryFileName); | 114 base::FilePath main_file = unpack_path.Append(kRecoveryFileName); |
116 if (!base::PathExists(main_file)) | 115 if (!base::PathExists(main_file)) |
117 return false; | 116 return false; |
118 // Passed the basic tests. The installation continues with the | 117 // Passed the basic tests. The installation continues with the |
119 // recovery component itself running from the temp directory. | 118 // recovery component itself running from the temp directory. |
120 CommandLine cmdline(main_file); | 119 CommandLine cmdline(main_file); |
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148 BrowserThread::UI, | 147 BrowserThread::UI, |
149 FROM_HERE, | 148 FROM_HERE, |
150 base::Bind(&RecoveryRegisterHelper, cus, prefs), | 149 base::Bind(&RecoveryRegisterHelper, cus, prefs), |
151 base::TimeDelta::FromSeconds(6)); | 150 base::TimeDelta::FromSeconds(6)); |
152 #endif | 151 #endif |
153 } | 152 } |
154 | 153 |
155 void RegisterPrefsForRecoveryComponent(PrefRegistrySimple* registry) { | 154 void RegisterPrefsForRecoveryComponent(PrefRegistrySimple* registry) { |
156 registry->RegisterStringPref(prefs::kRecoveryComponentVersion, "0.0.0.0"); | 155 registry->RegisterStringPref(prefs::kRecoveryComponentVersion, "0.0.0.0"); |
157 } | 156 } |
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