1 //
2 // Copyright (C) 2014 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //      http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #include "update_engine/update_manager/state_factory.h"
18 
19 #include <memory>
20 
21 #include <base/logging.h>
22 #if USE_DBUS
23 #include <session_manager/dbus-proxies.h>
24 #endif  // USE_DBUS
25 
26 #include "update_engine/common/clock_interface.h"
27 #if USE_DBUS
28 #include "update_engine/dbus_connection.h"
29 #endif  // USE_DBUS
30 #include "update_engine/update_manager/fake_shill_provider.h"
31 #include "update_engine/update_manager/real_config_provider.h"
32 #include "update_engine/update_manager/real_device_policy_provider.h"
33 #include "update_engine/update_manager/real_random_provider.h"
34 #include "update_engine/update_manager/real_state.h"
35 #include "update_engine/update_manager/real_system_provider.h"
36 #include "update_engine/update_manager/real_time_provider.h"
37 #include "update_engine/update_manager/real_updater_provider.h"
38 #if USE_SHILL
39 #include "update_engine/shill_proxy.h"
40 #include "update_engine/update_manager/real_shill_provider.h"
41 #endif  // USE_SHILL
42 
43 using std::unique_ptr;
44 
45 namespace chromeos_update_manager {
46 
47 State* DefaultStateFactory(
48     policy::PolicyProvider* policy_provider,
49     org::chromium::KioskAppServiceInterfaceProxyInterface* kiosk_app_proxy,
50     chromeos_update_engine::SystemState* system_state) {
51   chromeos_update_engine::ClockInterface* const clock = system_state->clock();
52   unique_ptr<RealConfigProvider> config_provider(
53       new RealConfigProvider(system_state->hardware()));
54 #if USE_DBUS
55   scoped_refptr<dbus::Bus> bus =
56       chromeos_update_engine::DBusConnection::Get()->GetDBus();
57   unique_ptr<RealDevicePolicyProvider> device_policy_provider(
58       new RealDevicePolicyProvider(
59           std::make_unique<org::chromium::SessionManagerInterfaceProxy>(bus),
60           policy_provider));
61 #else
62   unique_ptr<RealDevicePolicyProvider> device_policy_provider(
63       new RealDevicePolicyProvider(policy_provider));
64 #endif  // USE_DBUS
65 #if USE_SHILL
66   unique_ptr<RealShillProvider> shill_provider(
67       new RealShillProvider(new chromeos_update_engine::ShillProxy(), clock));
68 #else
69   unique_ptr<FakeShillProvider> shill_provider(new FakeShillProvider());
70 #endif  // USE_SHILL
71   unique_ptr<RealRandomProvider> random_provider(new RealRandomProvider());
72   unique_ptr<RealSystemProvider> system_provider(new RealSystemProvider(
73       system_state->hardware(), system_state->boot_control(), kiosk_app_proxy));
74 
75   unique_ptr<RealTimeProvider> time_provider(new RealTimeProvider(clock));
76   unique_ptr<RealUpdaterProvider> updater_provider(
77       new RealUpdaterProvider(system_state));
78 
79   if (!(config_provider->Init() && device_policy_provider->Init() &&
80         random_provider->Init() &&
81 #if USE_SHILL
82         shill_provider->Init() &&
83 #endif  // USE_SHILL
84         system_provider->Init() && time_provider->Init() &&
85         updater_provider->Init())) {
86     LOG(ERROR) << "Error initializing providers";
87     return nullptr;
88   }
89 
90   return new RealState(config_provider.release(),
91                        device_policy_provider.release(),
92                        random_provider.release(),
93                        shill_provider.release(),
94                        system_provider.release(),
95                        time_provider.release(),
96                        updater_provider.release());
97 }
98 
99 }  // namespace chromeos_update_manager
100