Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(64)

Side by Side Diff: trunk/src/chrome/browser/component_updater/component_updater_service.h

Issue 17551004: Revert 207805 "Differential updates for components. We are addin..." (Closed) Base URL: svn://svn.chromium.org/chrome/
Patch Set: Created 7 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
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 #ifndef CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_SERVICE_H_ 5 #ifndef CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_SERVICE_H_
6 #define CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_SERVICE_H_ 6 #define CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_SERVICE_H_
7 7
8 #include <string> 8 #include <string>
9 #include <vector> 9 #include <vector>
10 10
11 #include "base/version.h" 11 #include "base/version.h"
12 #include "googleurl/src/gurl.h" 12 #include "googleurl/src/gurl.h"
13 13
14 namespace net { 14 namespace net {
15 class URLRequestContextGetter; 15 class URLRequestContextGetter;
16 } 16 }
17 17
18 namespace base { 18 namespace base {
19 class DictionaryValue; 19 class DictionaryValue;
20 class FilePath; 20 class FilePath;
21 } 21 }
22 22
23 class ComponentPatcher;
24
25 // Component specific installers must derive from this class and implement 23 // Component specific installers must derive from this class and implement
26 // OnUpdateError() and Install(). A valid instance of this class must be 24 // OnUpdateError() and Install(). A valid instance of this class must be
27 // given to ComponentUpdateService::RegisterComponent(). 25 // given to ComponentUpdateService::RegisterComponent().
28 class ComponentInstaller { 26 class ComponentInstaller {
29 public : 27 public :
30 // Called by the component updater on the UI thread when there was a 28 // Called by the component updater on the UI thread when there was a
31 // problem unpacking or verifying the component. |error| is a non-zero 29 // problem unpacking or verifying the component. |error| is a non-zero
32 // value which is only meaningful to the component updater. 30 // value which is only meaningful to the component updater.
33 virtual void OnUpdateError(int error) = 0; 31 virtual void OnUpdateError(int error) = 0;
34 32
35 // Called by the component updater when a component has been unpacked 33 // Called by the component updater when a component has been unpacked
36 // and is ready to be installed. |manifest| contains the CRX manifest 34 // and is ready to be installed. |manifest| contains the CRX manifest
37 // json dictionary and |unpack_path| contains the temporary directory 35 // json dictionary and |unpack_path| contains the temporary directory
38 // with all the unpacked CRX files. 36 // with all the unpacked CRX files.
39 virtual bool Install(const base::DictionaryValue& manifest, 37 virtual bool Install(const base::DictionaryValue& manifest,
40 const base::FilePath& unpack_path) = 0; 38 const base::FilePath& unpack_path) = 0;
41 39
42 // Set |installed_file| to the full path to the installed |file|. |file| is
43 // the filename of the file in this component's CRX. Returns false if this is
44 // not possible (the file has been removed or modified, or its current
45 // location is unknown). Otherwise, returns true.
46 virtual bool GetInstalledFile(const std::string& file,
47 base::FilePath* installed_file) = 0;
48
49 protected: 40 protected:
50 virtual ~ComponentInstaller() {} 41 virtual ~ComponentInstaller() {}
51 }; 42 };
52 43
53 // Describes a particular component that can be installed or updated. This 44 // Describes a particular component that can be installed or updated. This
54 // structure is required to register a component with the component updater. 45 // structure is required to register a component with the component updater.
55 // |pk_hash| is the SHA256 hash of the component's public key. If the component 46 // Only |name| is optional. |pk_hash| is the SHA256 hash of the component's
56 // is to be installed then version should be "0" or "0.0", else it should be 47 // public key. If the component is to be installed then version should be
57 // the current version. |fingerprint| and |name| are optional. 48 // "0" or "0.0", else it should be the current version.
58 // |source| is by default pointing to BANDAID but if needed it can be made 49 // |source| is by default pointing to BANDAID but if needed it can be made
59 // to point to the webstore (CWS_PUBLIC) or to the webstore sandbox. It is 50 // to point to the webstore (CWS_PUBLIC) or to the webstore sandbox. It is
60 // important to note that the BANDAID source if active throught the day 51 // important to note that the BANDAID source if active throught the day
61 // can pre-empt updates from the other sources down the list. 52 // can pre-empt updates from the other sources down the list.
62 struct CrxComponent { 53 struct CrxComponent {
63 // Specifies the source url for manifest check. 54 // Specifies the source url for manifest check.
64 enum UrlSource { 55 enum UrlSource {
65 BANDAID, 56 BANDAID,
66 CWS_PUBLIC, 57 CWS_PUBLIC,
67 CWS_SANDBOX, 58 CWS_SANDBOX
68 }; 59 };
69 60
70 std::vector<uint8> pk_hash; 61 std::vector<uint8> pk_hash;
71 ComponentInstaller* installer; 62 ComponentInstaller* installer;
72 Version version; 63 Version version;
73 std::string fingerprint;
74 std::string name; 64 std::string name;
75 UrlSource source; 65 UrlSource source;
76 CrxComponent(); 66 CrxComponent();
77 ~CrxComponent(); 67 ~CrxComponent();
78 }; 68 };
79 69
80 // The component update service is in charge of installing or upgrading 70 // The component update service is in charge of installing or upgrading
81 // select parts of chrome. Each part is called a component and managed by 71 // select parts of chrome. Each part is called a component and managed by
82 // instances of CrxComponent registered using RegisterComponent(). On the 72 // instances of CrxComponent registered using RegisterComponent(). On the
83 // server, each component is packaged as a CRX which is the same format used 73 // server, each component is packaged as a CRX which is the same format used
(...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after
131 // How big each update request can be. Don't go above 2000. 121 // How big each update request can be. Don't go above 2000.
132 virtual size_t UrlSizeLimit() = 0; 122 virtual size_t UrlSizeLimit() = 0;
133 // The source of contexts for all the url requests. 123 // The source of contexts for all the url requests.
134 virtual net::URLRequestContextGetter* RequestContext() = 0; 124 virtual net::URLRequestContextGetter* RequestContext() = 0;
135 // True means that all ops are performed in this process. 125 // True means that all ops are performed in this process.
136 virtual bool InProcess() = 0; 126 virtual bool InProcess() = 0;
137 // The component updater will call this function when an interesting event 127 // The component updater will call this function when an interesting event
138 // happens. It should be used mostly as a place to add application specific 128 // happens. It should be used mostly as a place to add application specific
139 // logging or telemetry. |extra| is |event| dependent. 129 // logging or telemetry. |extra| is |event| dependent.
140 virtual void OnEvent(Events event, int extra) = 0; 130 virtual void OnEvent(Events event, int extra) = 0;
141 // Creates a new ComponentPatcher in a platform-specific way. This is useful
142 // for dependency injection.
143 virtual ComponentPatcher* CreateComponentPatcher() = 0;
144 // True means that this client can handle delta updates.
145 virtual bool DeltasEnabled() const = 0;
146 }; 131 };
147 132
148 // Start doing update checks and installing new versions of registered 133 // Start doing update checks and installing new versions of registered
149 // components after Configurator::InitialDelay() seconds. 134 // components after Configurator::InitialDelay() seconds.
150 virtual Status Start() = 0; 135 virtual Status Start() = 0;
151 136
152 // Stop doing update checks. In-flight requests and pending installations 137 // Stop doing update checks. In-flight requests and pending installations
153 // will not be canceled. 138 // will not be canceled.
154 virtual Status Stop() = 0; 139 virtual Status Stop() = 0;
155 140
(...skipping 14 matching lines...) Expand all
170 155
171 virtual ~ComponentUpdateService() {} 156 virtual ~ComponentUpdateService() {}
172 }; 157 };
173 158
174 // Creates the component updater. You must pass a valid |config| allocated on 159 // Creates the component updater. You must pass a valid |config| allocated on
175 // the heap which the component updater will own. 160 // the heap which the component updater will own.
176 ComponentUpdateService* ComponentUpdateServiceFactory( 161 ComponentUpdateService* ComponentUpdateServiceFactory(
177 ComponentUpdateService::Configurator* config); 162 ComponentUpdateService::Configurator* config);
178 163
179 #endif // CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_SERVICE_H_ 164 #endif // CHROME_BROWSER_COMPONENT_UPDATER_COMPONENT_UPDATER_SERVICE_H_
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698