user_experiment.cc revision 5d1f7b1de12d16ceb2c938c56701a3e8bfa558f7
12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/user_experiment.h" 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <windows.h> 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <sddl.h> 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <wtsapi32.h> 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <vector> 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/command_line.h" 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/files/file_path.h" 14a3f7b4e666c476898878fa745f637129375cd889Ben Murdoch#include "base/process/launch.h" 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/rand_util.h" 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/strings/string_number_conversions.h" 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/strings/string_split.h" 18868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/string_util.h" 19868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/utf_string_conversions.h" 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/win/scoped_handle.h" 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/win/windows_version.h" 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/common/attrition_experiments.h" 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/common/chrome_result_codes.h" 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/common/chrome_switches.h" 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/browser_distribution.h" 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/google_update_constants.h" 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/google_update_settings.h" 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/helper.h" 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/install_util.h" 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/installer/util/product.h" 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/common/result_codes.h" 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#pragma comment(lib, "wtsapi32.lib") 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace installer { 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace { 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The following strings are the possible outcomes of the toast experiment 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// as recorded in the |client| field. 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastExpControlGroup[] = L"01"; 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastExpCancelGroup[] = L"02"; 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastExpUninstallGroup[] = L"04"; 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastExpTriesOkGroup[] = L"18"; 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastExpTriesErrorGroup[] = L"28"; 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastActiveGroup[] = L"40"; 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastUDDirFailure[] = L"40"; 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const wchar_t kToastExpBaseGroup[] = L"80"; 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Substitute the locale parameter in uninstall URL with whatever 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Google Update tells us is the locale. In case we fail to find 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// the locale, we use US English. 535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)base::string16 LocalizeUrl(const wchar_t* url) { 545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 language; 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!GoogleUpdateSettings::GetLanguage(&language)) 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) language = L"en-US"; // Default to US English. 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return ReplaceStringPlaceholders(url, language.c_str(), NULL); 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 605d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)base::string16 GetWelcomeBackUrl() { 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t kWelcomeUrl[] = L"http://www.google.com/chrome/intl/$1/" 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) L"welcomeback-new.html"; 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return LocalizeUrl(kWelcomeUrl); 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Converts FILETIME to hours. FILETIME times are absolute times in 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// 100 nanosecond units. For example 5:30 pm of June 15, 2009 is 3580464. 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)int FileTimeToHours(const FILETIME& time) { 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const ULONGLONG k100sNanoSecsToHours = 10000000LL * 60 * 60; 702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ULARGE_INTEGER uli = {time.dwLowDateTime, time.dwHighDateTime}; 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return static_cast<int>(uli.QuadPart / k100sNanoSecsToHours); 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Returns the directory last write time in hours since January 1, 1601. 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Returns -1 if there was an error retrieving the directory time. 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)int GetDirectoryWriteTimeInHours(const wchar_t* path) { 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // To open a directory you need to pass FILE_FLAG_BACKUP_SEMANTICS. 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DWORD share = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE; 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::win::ScopedHandle file(::CreateFileW(path, 0, share, NULL, 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL)); 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!file.IsValid()) 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return -1; 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FILETIME time; 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return ::GetFileTime(file, NULL, NULL, &time) ? FileTimeToHours(time) : -1; 862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Returns the directory last-write time age in hours, relative to current 892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// time, so if it returns 14 it means that the directory was last written 14 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// hours ago. Returns -1 if there was an error retrieving the directory. 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)int GetDirectoryWriteAgeInHours(const wchar_t* path) { 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int dir_time = GetDirectoryWriteTimeInHours(path); 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (dir_time < 0) 942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return dir_time; 952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FILETIME time; 962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GetSystemTimeAsFileTime(&time); 972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int now_time = FileTimeToHours(time); 982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (dir_time >= now_time) 992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return 0; 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return (now_time - dir_time); 1012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Launches setup.exe (located at |setup_path|) with |cmd_line|. 1042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// If system_level_toast is true, appends --system-level-toast. 1052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// If handle to experiment result key was given at startup, re-add it. 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Does not wait for the process to terminate. 1072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// |cmd_line| may be modified as a result of this call. 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool LaunchSetup(CommandLine* cmd_line, bool system_level_toast) { 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const CommandLine& current_cmd_line = *CommandLine::ForCurrentProcess(); 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Propagate --verbose-logging to the invoked setup.exe. 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (current_cmd_line.HasSwitch(switches::kVerboseLogging)) 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitch(switches::kVerboseLogging); 1142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Re-add the system level toast flag. 1162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (system_level_toast) { 1172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitch(switches::kSystemLevel); 1182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitch(switches::kSystemLevelToast); 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Re-add the toast result key. We need to do this because Setup running as 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // system passes the key to Setup running as user, but that child process 1222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // does not perform the actual toasting, it launches another Setup (as user) 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // to do so. That is the process that needs the key. 1242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::string key(switches::kToastResultsKey); 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::string toast_key = current_cmd_line.GetSwitchValueASCII(key); 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!toast_key.empty()) { 1272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitchASCII(key, toast_key); 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Use handle inheritance to make sure the duplicated toast results key 1302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // gets inherited by the child process. 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::LaunchOptions options; 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.inherit_handles = true; 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::LaunchProcess(*cmd_line, options, NULL); 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::LaunchProcess(*cmd_line, base::LaunchOptions(), NULL); 1382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// For System level installs, setup.exe lives in the system temp, which 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// is normally c:\windows\temp. In many cases files inside this folder 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// are not accessible for execution by regular user accounts. 1432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// This function changes the permissions so that any authenticated user 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// can launch |exe| later on. This function should only be called if the 1452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// code is running at the system level. 1462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool FixDACLsForExecute(const base::FilePath& exe) { 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The general strategy to is to add an ACE to the exe DACL the quick 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // and dirty way: a) read the DACL b) convert it to sddl string c) add the 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // new ACE to the string d) convert sddl string back to DACL and finally 1502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // e) write new dacl. 1512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) char buff[1024]; 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DWORD len = sizeof(buff); 1532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) PSECURITY_DESCRIPTOR sd = reinterpret_cast<PSECURITY_DESCRIPTOR>(buff); 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!::GetFileSecurityW(exe.value().c_str(), DACL_SECURITY_INFORMATION, 1552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) sd, len, &len)) { 1562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) wchar_t* sddl = 0; 1592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!::ConvertSecurityDescriptorToStringSecurityDescriptorW(sd, 1602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SDDL_REVISION_1, DACL_SECURITY_INFORMATION, &sddl, NULL)) 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 1625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 new_sddl(sddl); 1632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ::LocalFree(sddl); 1642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) sd = NULL; 1652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // See MSDN for the security descriptor definition language (SDDL) syntax, 1662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // in our case we add "A;" generic read 'GR' and generic execute 'GX' for 1672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the nt\authenticated_users 'AU' group, that becomes: 1682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t kAllowACE[] = L"(A;;GRGX;;;AU)"; 1692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // We should check that there are no special ACES for the group we 1702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // are interested, which is nt\authenticated_users. 1715d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (base::string16::npos != new_sddl.find(L";AU)")) 1722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 1732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Specific ACEs (not inherited) need to go to the front. It is ok if we 1742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // are the very first one. 1752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t pos_insert = new_sddl.find(L"("); 1765d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (base::string16::npos == pos_insert) 1772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 1782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // All good, time to change the dacl. 1792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) new_sddl.insert(pos_insert, kAllowACE); 1802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!::ConvertStringSecurityDescriptorToSecurityDescriptorW(new_sddl.c_str(), 1812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SDDL_REVISION_1, &sd, NULL)) 1822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 1832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool rv = ::SetFileSecurityW(exe.value().c_str(), DACL_SECURITY_INFORMATION, 1842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) sd) == TRUE; 1852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ::LocalFree(sd); 1862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return rv; 1872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// This function launches setup as the currently logged-in interactive 1902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// user that is the user whose logon session is attached to winsta0\default. 1912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// It assumes that currently we are running as SYSTEM in a non-interactive 1922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// windowstation. 1932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The function fails if there is no interactive session active, basically 1942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// the computer is on but nobody has logged in locally. 1952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Remote Desktop sessions do not count as interactive sessions; running this 1962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// method as a user logged in via remote desktop will do nothing. 1972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool LaunchSetupAsConsoleUser(CommandLine* cmd_line) { 1982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Convey to the invoked setup.exe that it's operating on a system-level 1992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // installation. 2002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitch(switches::kSystemLevel); 2012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Propagate --verbose-logging to the invoked setup.exe. 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kVerboseLogging)) 2042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitch(switches::kVerboseLogging); 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Get the Google Update results key, and pass it on the command line to 2072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the child process. 2082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int key = GoogleUpdateSettings::DuplicateGoogleUpdateSystemClientKey(); 2092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line->AppendSwitchASCII(switches::kToastResultsKey, 2102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::IntToString(key)); 2112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (base::win::GetVersion() > base::win::VERSION_XP) { 2132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Make sure that in Vista and Above we have the proper DACLs so 2142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the interactive user can launch it. 2152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!FixDACLsForExecute(cmd_line->GetProgram())) 2162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) NOTREACHED(); 2172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DWORD console_id = ::WTSGetActiveConsoleSessionId(); 2202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (console_id == 0xFFFFFFFF) { 2212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) PLOG(ERROR) << __FUNCTION__ << " failed to get active session id"; 2222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 2232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) HANDLE user_token; 2252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!::WTSQueryUserToken(console_id, &user_token)) { 2262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) PLOG(ERROR) << __FUNCTION__ << " failed to get user token for console_id " 2272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) << console_id; 2282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 2292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Note: Handle inheritance must be true in order for the child process to be 2312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // able to use the duplicated handle above (Google Update results). 2322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::LaunchOptions options; 2332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.as_user = user_token; 2342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.inherit_handles = true; 2352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.empty_desktop_name = true; 2362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << __FUNCTION__ << " launching " << cmd_line->GetCommandLineString(); 2372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool launched = base::LaunchProcess(*cmd_line, options, NULL); 2382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ::CloseHandle(user_token); 2392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << __FUNCTION__ << " result: " << launched; 2402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return launched; 2412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// A helper function that writes to HKLM if the handle was passed through the 2442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// command line, but HKCU otherwise. |experiment_group| is the value to write 2452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// and |last_write| is used when writing to HKLM to determine whether to close 2462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// the handle when done. 2475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void SetClient(const base::string16& experiment_group, bool last_write) { 2482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static int reg_key_handle = -1; 2492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (reg_key_handle == -1) { 2502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If a specific Toast Results key handle (presumably to our HKLM key) was 2512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // passed in to the command line (such as for system level installs), we use 2522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // it. Otherwise, we write to the key under HKCU. 2532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const CommandLine& cmd_line = *CommandLine::ForCurrentProcess(); 2542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (cmd_line.HasSwitch(switches::kToastResultsKey)) { 2552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Get the handle to the key under HKLM. 2562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::StringToInt( 2572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line.GetSwitchValueNative(switches::kToastResultsKey), 2582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ®_key_handle); 2592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 2602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reg_key_handle = 0; 2612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (reg_key_handle) { 2652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Use it to write the experiment results. 2662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GoogleUpdateSettings::WriteGoogleUpdateSystemClientKey( 2672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) reg_key_handle, google_update::kRegClientField, experiment_group); 2682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (last_write) 2692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) CloseHandle((HANDLE) reg_key_handle); 2702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 2712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Write to HKCU. 2722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GoogleUpdateSettings::SetClient(experiment_group); 2732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace 2772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool CreateExperimentDetails(int flavor, ExperimentDetails* experiment) { 2792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) struct FlavorDetails { 2802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int heading_id; 2812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int flags; 2822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 2832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Maximum number of experiment flavors we support. 2842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static const int kMax = 4; 2852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // This struct determines which experiment flavors we show for each locale and 2862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // brand. 2872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // 2882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Plugin infobar experiment: 2892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in 2011 used PIxx codes. 2902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // 2912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Inactive user toast experiment: 2922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Dec 2009 used TGxx and THxx. 2932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Feb 2010 used TKxx and TLxx. 2942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Apr 2010 used TMxx and TNxx. 2952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Oct 2010 used TVxx TWxx TXxx TYxx. 2962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Feb 2011 used SJxx SKxx SLxx SMxx. 2972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Mar 2012 used ZAxx ZBxx ZCxx. 2982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The experiment in Jan 2013 uses DAxx. 2992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) using namespace attrition_experiments; 3002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static const struct UserExperimentSpecs { 3022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t* locale; // Locale to show this experiment for (* for all). 3032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t* brands; // Brand codes show this experiment for (* for all). 3042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int control_group; // Size of the control group, in percentages. 3052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t* prefix; // The two letter experiment code. The second letter 3062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // will be incremented with the flavor. 3072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FlavorDetails flavors[kMax]; 3082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } kExperiments[] = { 3092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The first match from top to bottom is used so this list should be ordered 3102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // most-specific rule first. 3112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { L"*", L"GGRV", // All locales, GGRV is enterprise. 3122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 0, // 0 percent control group. 3132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) L"EA", // Experiment is EAxx, EBxx, etc. 3142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // No flavors means no experiment. 3152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { { 0, 0 }, 3162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 0, 0 }, 3172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 0, 0 }, 3182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 0, 0 } 3192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }, 3212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { L"*", L"*", // All locales, all brands. 3222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5, // 5 percent control group. 3232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) L"DA", // Experiment is DAxx. 3242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // One single flavor. 3252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { { IDS_TRY_TOAST_HEADING3, kToastUiMakeDefault }, 3262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 0, 0 }, 3272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 0, 0 }, 3282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 0, 0 } 3292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 3322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 locale; 3342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GoogleUpdateSettings::GetLanguage(&locale); 3355d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (locale.empty() || (locale == base::ASCIIToWide("en"))) 3365d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) locale = base::ASCIIToWide("en-US"); 3372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3385d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 brand; 3392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!GoogleUpdateSettings::GetBrand(&brand)) 3405d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) brand = base::ASCIIToWide(""); // Could still be viable for catch-all rules 3412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (int i = 0; i < arraysize(kExperiments); ++i) { 3432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (kExperiments[i].locale != locale && 3445d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) kExperiments[i].locale != base::ASCIIToWide("*")) 3452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) continue; 3462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) std::vector<base::string16> brand_codes; 3482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SplitString(kExperiments[i].brands, L',', &brand_codes); 3492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (brand_codes.empty()) 3502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 3515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) for (std::vector<base::string16>::iterator it = brand_codes.begin(); 3522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it != brand_codes.end(); ++it) { 3532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (*it != brand && *it != L"*") 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) continue; 3552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // We have found our match. 3562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const UserExperimentSpecs& match = kExperiments[i]; 3572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Find out how many flavors we have. Zero means no experiment. 3582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int num_flavors = 0; 3592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) while (match.flavors[num_flavors].heading_id) { ++num_flavors; } 3602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!num_flavors) 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 3622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (flavor < 0) 3642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) flavor = base::RandInt(0, num_flavors - 1); 3652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) experiment->flavor = flavor; 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) experiment->heading = match.flavors[flavor].heading_id; 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) experiment->control_group = match.control_group; 3682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t prefix[] = { match.prefix[0], match.prefix[1] + flavor, 0 }; 3692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) experiment->prefix = prefix; 3702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) experiment->flags = match.flavors[flavor].flags; 3712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return true; 3722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 3762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Currently we only have one experiment: the inactive user toast. Which only 3792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// applies for users doing upgrades. 3802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// There are three scenarios when this function is called: 3822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// 1- Is a per-user-install and it updated: perform the experiment 3832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// 2- Is a system-install and it updated : relaunch as the interactive user 3842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// 3- It has been re-launched from the #2 case. In this case we enter 3852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// this function with |system_install| true and a REENTRY_SYS_UPDATE status. 3862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void LaunchBrowserUserExperiment(const CommandLine& base_cmd_line, 3872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) InstallStatus status, 3882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool system_level) { 3892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (system_level) { 3902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (NEW_VERSION_UPDATED == status) { 3912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) CommandLine cmd_line(base_cmd_line); 3922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line.AppendSwitch(switches::kSystemLevelToast); 3932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // We need to relaunch as the interactive user. 3942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) LaunchSetupAsConsoleUser(&cmd_line); 3952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 398c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (status != NEW_VERSION_UPDATED && status != REENTRY_SYS_UPDATE) { 3992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // We are not updating or in re-launch. Exit. 4002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The |flavor| value ends up being processed by TryChromeDialogView to show 4052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // different experiments. 4062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ExperimentDetails experiment; 4072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!CreateExperimentDetails(-1, &experiment)) { 4082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "Failed to get experiment details."; 4092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int flavor = experiment.flavor; 4125d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 base_group = experiment.prefix; 4132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4145d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 brand; 4152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (GoogleUpdateSettings::GetBrand(&brand) && (brand == L"CHXX")) { 4162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Testing only: the user automatically qualifies for the experiment. 4172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "Experiment qualification bypass"; 4182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 4192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Check that the user was not already drafted in this experiment. 4205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 client; 4212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GoogleUpdateSettings::GetClient(&client); 4222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (client.size() > 2) { 4232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (base_group == client.substr(0, 2)) { 4242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "User already participated in this experiment"; 4252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Check browser usage inactivity by the age of the last-write time of the 4292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // most recently-used chrome user data directory. 4302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::vector<base::FilePath> user_data_dirs; 4312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) BrowserDistribution* dist = BrowserDistribution::GetSpecificDistribution( 4322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) BrowserDistribution::CHROME_BROWSER); 4332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GetChromeUserDataPaths(dist, &user_data_dirs); 4342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int dir_age_hours = -1; 4352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (size_t i = 0; i < user_data_dirs.size(); ++i) { 4362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int this_age = GetDirectoryWriteAgeInHours( 4372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) user_data_dirs[i].value().c_str()); 4382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (this_age >= 0 && (dir_age_hours < 0 || this_age < dir_age_hours)) 4392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) dir_age_hours = this_age; 4402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const bool experiment_enabled = false; 4432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const int kThirtyDays = 30 * 24; 4442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!experiment_enabled) { 4462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "Toast experiment is disabled."; 4472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (dir_age_hours < 0) { 4492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // This means that we failed to find the user data dir. The most likely 4502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // cause is that this user has not ever used chrome at all which can 4512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // happen in a system-level install. 4522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SetClient(base_group + kToastUDDirFailure, true); 4532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (dir_age_hours < kThirtyDays) { 4552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // An active user, so it does not qualify. 4562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "Chrome used in last " << dir_age_hours << " hours"; 4572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SetClient(base_group + kToastActiveGroup, true); 4582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Check to see if this user belongs to the control group. 4612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) double control_group = 1.0 * (100 - experiment.control_group) / 100; 4622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (base::RandDouble() > control_group) { 4632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SetClient(base_group + kToastExpControlGroup, true); 4642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "User is control group"; 4652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 4662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) VLOG(1) << "User drafted for toast experiment " << flavor; 4702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SetClient(base_group + kToastExpBaseGroup, false); 4712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // User level: The experiment needs to be performed in a different process 4722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // because google_update expects the upgrade process to be quick and nimble. 4732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // System level: We have already been relaunched, so we don't need to be 4742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // quick, but we relaunch to follow the exact same codepath. 4752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) CommandLine cmd_line(base_cmd_line); 4762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line.AppendSwitchASCII(switches::kInactiveUserToast, 4772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::IntToString(flavor)); 4782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cmd_line.AppendSwitchASCII(switches::kExperimentGroup, 4792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) WideToASCII(base_group)); 4802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) LaunchSetup(&cmd_line, system_level); 4812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// User qualifies for the experiment. To test, use --try-chrome-again=|flavor| 4842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// as a parameter to chrome.exe. 4852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void InactiveUserToastExperiment(int flavor, 4865d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::string16& experiment_group, 487c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const Product& product, 4882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::FilePath& application_path) { 4892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Add the 'welcome back' url for chrome to show. 4902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) CommandLine options(CommandLine::NO_PROGRAM); 4912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.AppendSwitchNative(::switches::kTryChromeAgain, 4922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::IntToString16(flavor)); 4932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Prepend the url with a space. 4945d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) base::string16 url(GetWelcomeBackUrl()); 4952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.AppendArg("--"); 4962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) options.AppendArgNative(url); 4972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The command line should now have the url added as: 4982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // "chrome.exe -- <url>" 4995d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) DCHECK_NE(base::string16::npos, 5005d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) options.GetCommandLineString().find(L" -- " + url)); 5012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Launch chrome now. It will show the toast UI. 5032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 exit_code = 0; 504c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (!product.LaunchChromeAndWait(application_path, options, &exit_code)) 5052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 5062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The chrome process has exited, figure out what happened. 5082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const wchar_t* outcome = NULL; 5092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) switch (exit_code) { 5102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case content::RESULT_CODE_NORMAL_EXIT: 5112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) outcome = kToastExpTriesOkGroup; 5122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 5132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case chrome::RESULT_CODE_NORMAL_EXIT_CANCEL: 5142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) outcome = kToastExpCancelGroup; 5152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 5162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case chrome::RESULT_CODE_NORMAL_EXIT_EXP2: 5172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) outcome = kToastExpUninstallGroup; 5182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 5192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) default: 5202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) outcome = kToastExpTriesErrorGroup; 5212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 5222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Write to the |client| key for the last time. 5232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SetClient(experiment_group + outcome, true); 5242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (outcome != kToastExpUninstallGroup) 5262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 5272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The user wants to uninstall. This is a best effort operation. Note that 5282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // we waited for chrome to exit so the uninstall would not detect chrome 5292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // running. 5302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool system_level_toast = CommandLine::ForCurrentProcess()->HasSwitch( 5312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) switches::kSystemLevelToast); 5322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 533c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) CommandLine cmd(InstallUtil::GetChromeUninstallCmd( 534c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) system_level_toast, product.distribution()->GetType())); 5352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::LaunchProcess(cmd, base::LaunchOptions(), NULL); 5362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 5372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace installer 539