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Side by Side Diff: chrome/test/mini_installer/make_chrome_multi.py

Issue 2507293005: Force migrate all clients from multi-install back to single-install. (Closed)
Patch Set: mini_installer too Created 4 years ago
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1 # Copyright 2016 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 """Makes an existing per-user Chrome appear to be multi-install Chrome.
6
7 This script makes minimal mutations to the Windows registry to make ordinary
8 single-install Chrome appear to be multi-install for purposes of testing multi-
9 to single- migrations.
10 """
11
12 import _winreg
13 import argparse
14 import sys
15
16
17 def MakeChromeMulti(chrome_long_name, chrome_clients_key,
18 chrome_client_state_key, binaries_clients_key):
19 # Update the control panel's uninstall string.
20 key = _winreg.OpenKey(_winreg.HKEY_CURRENT_USER,
21 ('Software\\Microsoft\\Windows\\CurrentVersion\\'
22 'Uninstall\\%s' % chrome_long_name), 0,
23 _winreg.KEY_QUERY_VALUE | _winreg.KEY_SET_VALUE |
24 _winreg.KEY_WOW64_32KEY)
25 string = _winreg.QueryValueEx(key, 'UninstallString')[0]
26 string = string.replace('--uninstall', '--uninstall --multi-install --chrome')
27 _winreg.SetValueEx(key, 'UninstallString', 0, _winreg.REG_SZ, string)
28
29 # Read Chrome's version number.
30 key = _winreg.OpenKey(_winreg.HKEY_CURRENT_USER,
31 chrome_clients_key, 0,
32 _winreg.KEY_QUERY_VALUE | _winreg.KEY_WOW64_32KEY)
33 pv = _winreg.QueryValueEx(key, 'pv')[0]
34 _winreg.CloseKey(key)
35
36 # Write that version for the binaries.
37 key = _winreg.CreateKeyEx(_winreg.HKEY_CURRENT_USER,
38 binaries_clients_key, 0,
39 _winreg.KEY_SET_VALUE | _winreg.KEY_WOW64_32KEY)
40 _winreg.SetValueEx(key, 'pv', 0, _winreg.REG_SZ, pv)
41 _winreg.CloseKey(key)
42
43 # Add "--multi-install --chrome" to Chrome's UninstallArguments.
44 key = _winreg.OpenKey(_winreg.HKEY_CURRENT_USER,
45 chrome_client_state_key, 0,
46 _winreg.KEY_QUERY_VALUE | _winreg.KEY_SET_VALUE |
47 _winreg.KEY_WOW64_32KEY)
48 args = _winreg.QueryValueEx(key, 'UninstallArguments')[0]
49 args += ' --multi-install --chrome'
50 _winreg.SetValueEx(key, 'UninstallArguments', 0, _winreg.REG_SZ, args)
51
52
53 def main():
54 parser = argparse.ArgumentParser(
55 description='Transforms single-install Chrome into multi-install.')
56 parser.add_argument('--chrome-long-name', default='Google Chrome',
57 help='The full name of the product.')
58 parser.add_argument('--chrome-clients-key',
59 default='Software\\Google\\Update\\Clients\\'
60 '{8A69D345-D564-463c-AFF1-A69D9E530F96}',
61 help='Chrome\'s Clients registry key path.')
62 parser.add_argument('--chrome-client-state-key',
63 default='Software\\Google\\Update\\ClientState\\'
64 '{8A69D345-D564-463c-AFF1-A69D9E530F96}',
65 help='Chrome\'s ClientState registry key path.')
66 parser.add_argument('--binaries-clients-key',
67 default='Software\\Google\\Update\\Clients\\'
68 '{4DC8B4CA-1BDA-483e-B5FA-D3C12E15B62D}',
69 help='Chrome Binaries\' Clients registry key path.')
70 args = parser.parse_args()
71 MakeChromeMulti(args.chrome_long_name,
72 args.chrome_clients_key,
73 args.chrome_client_state_key,
74 args.binaries_clients_key)
75 return 0
76
77
78 if __name__ == '__main__':
79 sys.exit(main())
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