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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/chromeos/login/owner_manager.h" | |
| 6 | |
| 7 #include <string> | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/bind.h" | |
| 11 #include "base/file_path.h" | |
| 12 #include "base/file_util.h" | |
| 13 #include "chrome/browser/browser_process.h" | |
| 14 #include "chrome/browser/chromeos/boot_times_loader.h" | |
| 15 #include "chrome/browser/chromeos/login/signed_settings_cache.h" | |
| 16 #include "chrome/common/chrome_notification_types.h" | |
| 17 #include "content/public/browser/browser_thread.h" | |
| 18 #include "content/public/browser/notification_service.h" | |
| 19 | |
| 20 using content::BrowserThread; | |
| 21 | |
| 22 namespace chromeos { | |
| 23 | |
| 24 OwnerManager::OwnerManager() | |
| 25 : private_key_(NULL), | |
| 26 public_key_(0), | |
| 27 utils_(OwnerKeyUtils::Create()) { | |
| 28 } | |
| 29 | |
| 30 void OwnerManager::UpdateOwnerKey(const BrowserThread::ID thread_id, | |
| 31 const std::vector<uint8>& key, | |
| 32 KeyUpdateDelegate* d) { | |
| 33 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
| 34 | |
| 35 public_key_ = key; | |
| 36 | |
| 37 BrowserThread::PostTask( | |
| 38 thread_id, FROM_HERE, | |
| 39 base::Bind(&OwnerManager::CallKeyUpdateDelegate, this, d)); | |
| 40 } | |
| 41 | |
| 42 void OwnerManager::LoadOwnerKey() { | |
| 43 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
| 44 VLOG(1) << "Loading owner key"; | |
| 45 int result = chrome::NOTIFICATION_OWNER_KEY_FETCH_ATTEMPT_SUCCEEDED; | |
| 46 | |
| 47 // If |public_key_| isn't empty, we already have the key, so don't | |
| 48 // try to import again. | |
| 49 if (public_key_.empty() && | |
| 50 !utils_->ImportPublicKey(utils_->GetOwnerKeyFilePath(), &public_key_)) { | |
| 51 result = chrome::NOTIFICATION_OWNER_KEY_FETCH_ATTEMPT_FAILED; | |
| 52 } | |
| 53 | |
| 54 // Whether we loaded the public key or not, send a notification indicating | |
| 55 // that we're done with this attempt. | |
| 56 BrowserThread::PostTask( | |
| 57 BrowserThread::UI, FROM_HERE, | |
| 58 base::Bind(&OwnerManager::SendNotification, this, result, | |
| 59 content::NotificationService::NoDetails())); | |
| 60 } | |
| 61 | |
| 62 bool OwnerManager::EnsurePublicKey() { | |
| 63 if (public_key_.empty()) | |
| 64 LoadOwnerKey(); | |
| 65 | |
| 66 return !public_key_.empty(); | |
| 67 } | |
| 68 | |
| 69 bool OwnerManager::EnsurePrivateKey() { | |
| 70 if (!EnsurePublicKey()) | |
| 71 return false; | |
| 72 | |
| 73 if (!private_key_.get()) | |
| 74 private_key_.reset(utils_->FindPrivateKey(public_key_)); | |
| 75 | |
| 76 return private_key_.get() != NULL; | |
| 77 } | |
| 78 | |
| 79 void OwnerManager::Sign(const BrowserThread::ID thread_id, | |
| 80 const std::string& data, | |
| 81 Delegate* d) { | |
| 82 BootTimesLoader::Get()->AddLoginTimeMarker("SignStart", false); | |
| 83 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
| 84 | |
| 85 // If it's not the case that we can get both keys... | |
| 86 if (!(EnsurePublicKey() && EnsurePrivateKey())) { | |
| 87 BrowserThread::PostTask( | |
| 88 thread_id, FROM_HERE, | |
| 89 base::Bind(&OwnerManager::CallDelegate, this, d, KEY_UNAVAILABLE, | |
| 90 std::vector<uint8>())); | |
| 91 BootTimesLoader::Get()->AddLoginTimeMarker("SignEnd", false); | |
| 92 return; | |
| 93 } | |
| 94 | |
| 95 VLOG(1) << "Starting signing attempt"; | |
| 96 KeyOpCode return_code = SUCCESS; | |
| 97 std::vector<uint8> signature; | |
| 98 if (!utils_->Sign(data, &signature, private_key_.get())) { | |
| 99 return_code = OPERATION_FAILED; | |
| 100 } | |
| 101 | |
| 102 BrowserThread::PostTask( | |
| 103 thread_id, FROM_HERE, | |
| 104 base::Bind(&OwnerManager::CallDelegate, this, d, return_code, signature)); | |
| 105 BootTimesLoader::Get()->AddLoginTimeMarker("SignEnd", false); | |
| 106 } | |
| 107 | |
| 108 void OwnerManager::Verify(const BrowserThread::ID thread_id, | |
| 109 const std::string& data, | |
| 110 const std::vector<uint8>& signature, | |
| 111 Delegate* d) { | |
| 112 BootTimesLoader::Get()->AddLoginTimeMarker("VerifyStart", false); | |
| 113 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
| 114 | |
| 115 if (!EnsurePublicKey()) { | |
| 116 BrowserThread::PostTask( | |
| 117 thread_id, FROM_HERE, | |
| 118 base::Bind(&OwnerManager::CallDelegate, this, d, KEY_UNAVAILABLE, | |
| 119 std::vector<uint8>())); | |
| 120 BootTimesLoader::Get()->AddLoginTimeMarker("VerifyEnd", false); | |
| 121 return; | |
| 122 } | |
| 123 | |
| 124 VLOG(1) << "Starting verify attempt"; | |
| 125 KeyOpCode return_code = SUCCESS; | |
| 126 if (!utils_->Verify(data, signature, public_key_)) { | |
| 127 return_code = OPERATION_FAILED; | |
| 128 } | |
| 129 BrowserThread::PostTask( | |
| 130 thread_id, FROM_HERE, | |
| 131 base::Bind(&OwnerManager::CallDelegate, this, d, return_code, | |
| 132 std::vector<uint8>())); | |
| 133 BootTimesLoader::Get()->AddLoginTimeMarker("VerifyEnd", false); | |
| 134 } | |
| 135 | |
| 136 OwnerManager::~OwnerManager() {} | |
| 137 | |
| 138 void OwnerManager::SendNotification( | |
| 139 int type, | |
| 140 const content::NotificationDetails& details) { | |
| 141 content::NotificationService::current()->Notify( | |
| 142 type, | |
| 143 content::NotificationService::AllSources(), | |
| 144 details); | |
| 145 } | |
| 146 | |
| 147 } // namespace chromeos | |
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Chromium Code Reviews
Issue 10824112:
Move Chrome OS device settings stuff to chrome/browser/chromeos/settings. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src