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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/sync/backend_migrator.h" | 5 #include "chrome/browser/sync/backend_migrator.h" |
6 | 6 |
7 #include "base/message_loop/message_loop.h" | 7 #include "base/message_loop/message_loop.h" |
8 #include "base/strings/string_number_conversions.h" | 8 #include "base/strings/string_number_conversions.h" |
9 #include "base/tracked_objects.h" | 9 #include "base/tracked_objects.h" |
10 #include "chrome/browser/chrome_notification_types.h" | 10 #include "chrome/browser/chrome_notification_types.h" |
11 #include "chrome/browser/sync/profile_sync_service.h" | 11 #include "chrome/browser/sync/profile_sync_service.h" |
12 #include "content/public/browser/notification_details.h" | 12 #include "content/public/browser/notification_details.h" |
13 #include "content/public/browser/notification_source.h" | 13 #include "content/public/browser/notification_source.h" |
14 #include "sync/internal_api/public/configure_reason.h" | 14 #include "sync/internal_api/public/configure_reason.h" |
15 #include "sync/internal_api/public/read_transaction.h" | 15 #include "sync/internal_api/public/read_transaction.h" |
16 #include "sync/protocol/sync.pb.h" | 16 #include "sync/protocol/sync.pb.h" |
17 #include "sync/syncable/directory.h" // TODO(tim): Bug 131130. | 17 #include "sync/syncable/directory.h" // TODO(tim): Bug 131130. |
18 | 18 |
19 using syncer::ModelTypeSet; | 19 using syncer::ModelTypeSet; |
20 | 20 |
21 namespace browser_sync { | 21 namespace browser_sync { |
22 | 22 |
23 using syncer::ModelTypeToString; | 23 using syncer::ModelTypeToString; |
24 | 24 |
25 MigrationObserver::~MigrationObserver() {} | 25 MigrationObserver::~MigrationObserver() {} |
26 | 26 |
27 BackendMigrator::BackendMigrator(const std::string& name, | 27 BackendMigrator::BackendMigrator(const std::string& name, |
28 syncer::UserShare* user_share, | 28 syncer::UserShare* user_share, |
29 ProfileSyncService* service, | 29 ProfileSyncService* service, |
30 DataTypeManager* manager, | 30 sync_driver::DataTypeManager* manager, |
31 const base::Closure &migration_done_callback) | 31 const base::Closure &migration_done_callback) |
32 : name_(name), user_share_(user_share), service_(service), | 32 : name_(name), user_share_(user_share), service_(service), |
33 manager_(manager), state_(IDLE), | 33 manager_(manager), state_(IDLE), |
34 migration_done_callback_(migration_done_callback), | 34 migration_done_callback_(migration_done_callback), |
35 weak_ptr_factory_(this) { | 35 weak_ptr_factory_(this) { |
36 } | 36 } |
37 | 37 |
38 BackendMigrator::~BackendMigrator() { | 38 BackendMigrator::~BackendMigrator() { |
39 } | 39 } |
40 | 40 |
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84 } | 84 } |
85 | 85 |
86 void BackendMigrator::ChangeState(State new_state) { | 86 void BackendMigrator::ChangeState(State new_state) { |
87 state_ = new_state; | 87 state_ = new_state; |
88 FOR_EACH_OBSERVER(MigrationObserver, migration_observers_, | 88 FOR_EACH_OBSERVER(MigrationObserver, migration_observers_, |
89 OnMigrationStateChange()); | 89 OnMigrationStateChange()); |
90 } | 90 } |
91 | 91 |
92 bool BackendMigrator::TryStart() { | 92 bool BackendMigrator::TryStart() { |
93 DCHECK_EQ(state_, WAITING_TO_START); | 93 DCHECK_EQ(state_, WAITING_TO_START); |
94 if (manager_->state() == DataTypeManager::CONFIGURED) { | 94 if (manager_->state() == sync_driver::DataTypeManager::CONFIGURED) { |
95 RestartMigration(); | 95 RestartMigration(); |
96 return true; | 96 return true; |
97 } | 97 } |
98 return false; | 98 return false; |
99 } | 99 } |
100 | 100 |
101 void BackendMigrator::RestartMigration() { | 101 void BackendMigrator::RestartMigration() { |
102 // We'll now disable any running types that need to be migrated. | 102 // We'll now disable any running types that need to be migrated. |
103 ChangeState(DISABLING_TYPES); | 103 ChangeState(DISABLING_TYPES); |
104 SDVLOG(1) << "BackendMigrator disabling types " | 104 SDVLOG(1) << "BackendMigrator disabling types " |
105 << ModelTypeSetToString(to_migrate_); | 105 << ModelTypeSetToString(to_migrate_); |
106 | 106 |
107 manager_->PurgeForMigration(to_migrate_, syncer::CONFIGURE_REASON_MIGRATION); | 107 manager_->PurgeForMigration(to_migrate_, syncer::CONFIGURE_REASON_MIGRATION); |
108 } | 108 } |
109 | 109 |
110 void BackendMigrator::OnConfigureDone( | 110 void BackendMigrator::OnConfigureDone( |
111 const DataTypeManager::ConfigureResult& result) { | 111 const sync_driver::DataTypeManager::ConfigureResult& result) { |
112 if (state_ == IDLE) | 112 if (state_ == IDLE) |
113 return; | 113 return; |
114 | 114 |
115 // |manager_|'s methods aren't re-entrant, and we're notified from | 115 // |manager_|'s methods aren't re-entrant, and we're notified from |
116 // them, so post a task to avoid problems. | 116 // them, so post a task to avoid problems. |
117 SDVLOG(1) << "Posting OnConfigureDoneImpl"; | 117 SDVLOG(1) << "Posting OnConfigureDoneImpl"; |
118 base::MessageLoop::current()->PostTask( | 118 base::MessageLoop::current()->PostTask( |
119 FROM_HERE, | 119 FROM_HERE, |
120 base::Bind(&BackendMigrator::OnConfigureDoneImpl, | 120 base::Bind(&BackendMigrator::OnConfigureDoneImpl, |
121 weak_ptr_factory_.GetWeakPtr(), result)); | 121 weak_ptr_factory_.GetWeakPtr(), result)); |
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134 if (progress_marker.token().empty()) { | 134 if (progress_marker.token().empty()) { |
135 unsynced_data_types.Put(type); | 135 unsynced_data_types.Put(type); |
136 } | 136 } |
137 } | 137 } |
138 return unsynced_data_types; | 138 return unsynced_data_types; |
139 } | 139 } |
140 | 140 |
141 } // namespace | 141 } // namespace |
142 | 142 |
143 void BackendMigrator::OnConfigureDoneImpl( | 143 void BackendMigrator::OnConfigureDoneImpl( |
144 const DataTypeManager::ConfigureResult& result) { | 144 const sync_driver::DataTypeManager::ConfigureResult& result) { |
145 SDVLOG(1) << "OnConfigureDone with requested types " | 145 SDVLOG(1) << "OnConfigureDone with requested types " |
146 << ModelTypeSetToString(result.requested_types) | 146 << ModelTypeSetToString(result.requested_types) |
147 << ", status " << result.status | 147 << ", status " << result.status |
148 << ", and to_migrate_ = " << ModelTypeSetToString(to_migrate_); | 148 << ", and to_migrate_ = " << ModelTypeSetToString(to_migrate_); |
149 if (state_ == WAITING_TO_START) { | 149 if (state_ == WAITING_TO_START) { |
150 if (!TryStart()) | 150 if (!TryStart()) |
151 SDVLOG(1) << "Manager still not configured; still waiting"; | 151 SDVLOG(1) << "Manager still not configured; still waiting"; |
152 return; | 152 return; |
153 } | 153 } |
154 | 154 |
155 DCHECK_GT(state_, WAITING_TO_START); | 155 DCHECK_GT(state_, WAITING_TO_START); |
156 | 156 |
157 const ModelTypeSet intersection = | 157 const ModelTypeSet intersection = |
158 Intersection(result.requested_types, to_migrate_); | 158 Intersection(result.requested_types, to_migrate_); |
159 // This intersection check is to determine if our disable request | 159 // This intersection check is to determine if our disable request |
160 // was interrupted by a user changing preferred types. | 160 // was interrupted by a user changing preferred types. |
161 if (state_ == DISABLING_TYPES && !intersection.Empty()) { | 161 if (state_ == DISABLING_TYPES && !intersection.Empty()) { |
162 SDVLOG(1) << "Disable request interrupted by user changing types"; | 162 SDVLOG(1) << "Disable request interrupted by user changing types"; |
163 RestartMigration(); | 163 RestartMigration(); |
164 return; | 164 return; |
165 } | 165 } |
166 | 166 |
167 if (result.status != DataTypeManager::OK && | 167 if (result.status != sync_driver::DataTypeManager::OK && |
168 result.status != DataTypeManager::PARTIAL_SUCCESS) { | 168 result.status != sync_driver::DataTypeManager::PARTIAL_SUCCESS) { |
169 // If this fails, and we're disabling types, a type may or may not be | 169 // If this fails, and we're disabling types, a type may or may not be |
170 // disabled until the user restarts the browser. If this wasn't an abort, | 170 // disabled until the user restarts the browser. If this wasn't an abort, |
171 // any failure will be reported as an unrecoverable error to the UI. If it | 171 // any failure will be reported as an unrecoverable error to the UI. If it |
172 // was an abort, then typically things are shutting down anyway. There isn't | 172 // was an abort, then typically things are shutting down anyway. There isn't |
173 // much we can do in any case besides wait until a restart to try again. | 173 // much we can do in any case besides wait until a restart to try again. |
174 // The server will send down MIGRATION_DONE again for types needing | 174 // The server will send down MIGRATION_DONE again for types needing |
175 // migration as the type will still be enabled on restart. | 175 // migration as the type will still be enabled on restart. |
176 SLOG(WARNING) << "Unable to migrate, configuration failed!"; | 176 SLOG(WARNING) << "Unable to migrate, configuration failed!"; |
177 ChangeState(IDLE); | 177 ChangeState(IDLE); |
178 to_migrate_.Clear(); | 178 to_migrate_.Clear(); |
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217 | 217 |
218 syncer::ModelTypeSet BackendMigrator::GetPendingMigrationTypesForTest() const { | 218 syncer::ModelTypeSet BackendMigrator::GetPendingMigrationTypesForTest() const { |
219 return to_migrate_; | 219 return to_migrate_; |
220 } | 220 } |
221 | 221 |
222 #undef SDVLOG | 222 #undef SDVLOG |
223 | 223 |
224 #undef SLOG | 224 #undef SLOG |
225 | 225 |
226 }; // namespace browser_sync | 226 }; // namespace browser_sync |
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