1 // Copyright 2013 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/policy/device_network_configuration_updater.h"
6
7 #include "base/bind.h"
8 #include "base/bind_helpers.h"
9 #include "chrome/browser/chromeos/settings/cros_settings.h"
10 #include "chromeos/network/managed_network_configuration_handler.h"
11 #include "chromeos/network/network_device_handler.h"
12 #include "chromeos/settings/cros_settings_names.h"
13 #include "chromeos/settings/cros_settings_provider.h"
14 #include "policy/policy_constants.h"
15
16 namespace policy {
17
~DeviceNetworkConfigurationUpdater()18 DeviceNetworkConfigurationUpdater::~DeviceNetworkConfigurationUpdater() {}
19
20 // static
21 scoped_ptr<DeviceNetworkConfigurationUpdater>
CreateForDevicePolicy(PolicyService * policy_service,chromeos::ManagedNetworkConfigurationHandler * network_config_handler,chromeos::NetworkDeviceHandler * network_device_handler,chromeos::CrosSettings * cros_settings)22 DeviceNetworkConfigurationUpdater::CreateForDevicePolicy(
23 PolicyService* policy_service,
24 chromeos::ManagedNetworkConfigurationHandler* network_config_handler,
25 chromeos::NetworkDeviceHandler* network_device_handler,
26 chromeos::CrosSettings* cros_settings) {
27 scoped_ptr<DeviceNetworkConfigurationUpdater> updater(
28 new DeviceNetworkConfigurationUpdater(policy_service,
29 network_config_handler,
30 network_device_handler,
31 cros_settings));
32 updater->Init();
33 return updater.Pass();
34 }
35
DeviceNetworkConfigurationUpdater(PolicyService * policy_service,chromeos::ManagedNetworkConfigurationHandler * network_config_handler,chromeos::NetworkDeviceHandler * network_device_handler,chromeos::CrosSettings * cros_settings)36 DeviceNetworkConfigurationUpdater::DeviceNetworkConfigurationUpdater(
37 PolicyService* policy_service,
38 chromeos::ManagedNetworkConfigurationHandler* network_config_handler,
39 chromeos::NetworkDeviceHandler* network_device_handler,
40 chromeos::CrosSettings* cros_settings)
41 : NetworkConfigurationUpdater(onc::ONC_SOURCE_DEVICE_POLICY,
42 key::kDeviceOpenNetworkConfiguration,
43 policy_service,
44 network_config_handler),
45 network_device_handler_(network_device_handler),
46 cros_settings_(cros_settings),
47 weak_factory_(this) {
48 DCHECK(network_device_handler_);
49 data_roaming_setting_subscription_ = cros_settings->AddSettingsObserver(
50 chromeos::kSignedDataRoamingEnabled,
51 base::Bind(
52 &DeviceNetworkConfigurationUpdater::OnDataRoamingSettingChanged,
53 base::Unretained(this)));
54 }
55
Init()56 void DeviceNetworkConfigurationUpdater::Init() {
57 NetworkConfigurationUpdater::Init();
58
59 // Apply the roaming setting initially.
60 OnDataRoamingSettingChanged();
61 }
62
ImportCertificates(const base::ListValue & certificates_onc)63 void DeviceNetworkConfigurationUpdater::ImportCertificates(
64 const base::ListValue& certificates_onc) {
65 // Importing CA and server certs from device policy is not allowed, while
66 // importing client is not yet supported (as a system-wide PKCS#11 token to
67 // which they should be imported does not exists at the time).
68 }
69
ApplyNetworkPolicy(base::ListValue * network_configs_onc,base::DictionaryValue * global_network_config)70 void DeviceNetworkConfigurationUpdater::ApplyNetworkPolicy(
71 base::ListValue* network_configs_onc,
72 base::DictionaryValue* global_network_config) {
73 network_config_handler_->SetPolicy(onc_source_,
74 std::string() /* no username hash */,
75 *network_configs_onc,
76 *global_network_config);
77 }
78
OnDataRoamingSettingChanged()79 void DeviceNetworkConfigurationUpdater::OnDataRoamingSettingChanged() {
80 chromeos::CrosSettingsProvider::TrustedStatus trusted_status =
81 cros_settings_->PrepareTrustedValues(base::Bind(
82 &DeviceNetworkConfigurationUpdater::OnDataRoamingSettingChanged,
83 weak_factory_.GetWeakPtr()));
84
85 if (trusted_status == chromeos::CrosSettingsProvider::TEMPORARILY_UNTRUSTED) {
86 // Return, this function will be called again later by
87 // PrepareTrustedValues.
88 return;
89 }
90
91 bool data_roaming_setting = false;
92 if (trusted_status == chromeos::CrosSettingsProvider::TRUSTED) {
93 if (!cros_settings_->GetBoolean(chromeos::kSignedDataRoamingEnabled,
94 &data_roaming_setting)) {
95 LOG(ERROR) << "Couldn't get device setting "
96 << chromeos::kSignedDataRoamingEnabled;
97 data_roaming_setting = false;
98 }
99 } else {
100 DCHECK_EQ(trusted_status,
101 chromeos::CrosSettingsProvider::PERMANENTLY_UNTRUSTED);
102 // Roaming is disabled as we can't determine the correct setting.
103 }
104
105 network_device_handler_->SetCellularAllowRoaming(data_roaming_setting);
106 }
107
108 } // namespace policy
109