//
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// Copyright (C) 2014 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#ifndef UPDATE_ENGINE_UPDATE_MANAGER_REAL_SHILL_PROVIDER_H_
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#define UPDATE_ENGINE_UPDATE_MANAGER_REAL_SHILL_PROVIDER_H_
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// TODO(garnold) Much of the functionality in this module was adapted from the
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// update engine's connection_manager. We need to make sure to deprecate use of
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// connection manager when the time comes.
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#include <memory>
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#include <string>
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#include <base/time/time.h>
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#include <dbus/object_path.h>
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#include "update_engine/common/clock_interface.h"
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#include "update_engine/shill_proxy_interface.h"
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#include "update_engine/update_manager/generic_variables.h"
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#include "update_engine/update_manager/shill_provider.h"
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namespace chromeos_update_manager {
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// ShillProvider concrete implementation.
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class RealShillProvider : public ShillProvider {
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public:
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RealShillProvider(chromeos_update_engine::ShillProxyInterface* shill_proxy,
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chromeos_update_engine::ClockInterface* clock)
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: shill_proxy_(shill_proxy), clock_(clock) {}
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~RealShillProvider() override = default;
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// Initializes the provider and returns whether it succeeded.
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bool Init();
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Variable<bool>* var_is_connected() override { return &var_is_connected_; }
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Variable<chromeos_update_engine::ConnectionType>* var_conn_type() override {
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return &var_conn_type_;
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}
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Variable<chromeos_update_engine::ConnectionTethering>* var_conn_tethering()
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override {
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return &var_conn_tethering_;
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}
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Variable<base::Time>* var_conn_last_changed() override {
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return &var_conn_last_changed_;
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}
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private:
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// A handler for ManagerProxy.PropertyChanged signal.
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void OnManagerPropertyChanged(const std::string& name,
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const brillo::Any& value);
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// Called when the signal in ManagerProxy.PropertyChanged is connected.
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void OnSignalConnected(const std::string& interface_name,
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const std::string& signal_name,
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bool successful);
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// Get the connection and populate the type and tethering status of the given
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// default connection.
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bool ProcessDefaultService(const dbus::ObjectPath& default_service_path);
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// The current default service path, if connected. "/" means not connected.
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dbus::ObjectPath default_service_path_{"uninitialized"};
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// The mockable interface to access the shill DBus proxies.
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std::unique_ptr<chromeos_update_engine::ShillProxyInterface> shill_proxy_;
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// A clock abstraction (mockable).
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chromeos_update_engine::ClockInterface* const clock_;
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// The provider's variables.
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AsyncCopyVariable<bool> var_is_connected_{"is_connected"};
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AsyncCopyVariable<chromeos_update_engine::ConnectionType> var_conn_type_{
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"conn_type"};
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AsyncCopyVariable<chromeos_update_engine::ConnectionTethering>
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var_conn_tethering_{"conn_tethering"};
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AsyncCopyVariable<base::Time> var_conn_last_changed_{"conn_last_changed"};
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DISALLOW_COPY_AND_ASSIGN(RealShillProvider);
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};
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} // namespace chromeos_update_manager
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#endif // UPDATE_ENGINE_UPDATE_MANAGER_REAL_SHILL_PROVIDER_H_
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