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//
// Copyright (C) 2014 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#ifndef APMANAGER_SERVICE_H_
#define APMANAGER_SERVICE_H_
#include <string>
#include <base/macros.h>
#include <chromeos/process.h>
#include "apmanager/config.h"
#include "apmanager/dbus_adaptors/org.chromium.apmanager.Service.h"
#include "apmanager/dhcp_server_factory.h"
#include "apmanager/file_writer.h"
#include "apmanager/hostapd_monitor.h"
#include "apmanager/process_factory.h"
namespace apmanager {
class Manager;
class Service : public org::chromium::apmanager::ServiceAdaptor,
public org::chromium::apmanager::ServiceInterface {
public:
Service(Manager* manager, int service_identifier);
virtual ~Service();
// Implementation of ServiceInterface.
virtual bool Start(chromeos::ErrorPtr* error);
virtual bool Stop(chromeos::ErrorPtr* error);
// Register Service DBus object.
void RegisterAsync(
chromeos::dbus_utils::ExportedObjectManager* object_manager,
const scoped_refptr<dbus::Bus>& bus,
chromeos::dbus_utils::AsyncEventSequencer* sequencer);
const dbus::ObjectPath& dbus_path() const { return dbus_path_; }
int identifier() const { return identifier_; }
private:
friend class ServiceTest;
static const char kHostapdPath[];
static const char kHostapdConfigPathFormat[];
static const char kHostapdControlInterfacePath[];
static const int kTerminationTimeoutSeconds;
static const char kStateIdle[];
static const char kStateStarting[];
static const char kStateStarted[];
static const char kStateFailed[];
// Return true if hostapd process is currently running.
bool IsHostapdRunning();
// Start hostapd process. Return true if process is created/started
// successfully, false otherwise.
bool StartHostapdProcess(const std::string& config_file_path);
// Stop the running hostapd process. Sending it a SIGTERM signal first, then
// a SIGKILL if failed to terminated with SIGTERM.
void StopHostapdProcess();
// Release resources allocated to this service.
void ReleaseResources();
void HostapdEventCallback(HostapdMonitor::Event event,
const std::string& data);
Manager* manager_;
int identifier_;
std::string service_path_;
dbus::ObjectPath dbus_path_;
std::unique_ptr<Config> config_;
std::unique_ptr<chromeos::dbus_utils::DBusObject> dbus_object_;
std::unique_ptr<chromeos::Process> hostapd_process_;
std::unique_ptr<DHCPServer> dhcp_server_;
DHCPServerFactory* dhcp_server_factory_;
FileWriter* file_writer_;
ProcessFactory* process_factory_;
std::unique_ptr<HostapdMonitor> hostapd_monitor_;
DISALLOW_COPY_AND_ASSIGN(Service);
};
} // namespace apmanager
#endif // APMANAGER_SERVICE_H_
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