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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/network/network_configuration_handler.h"
#include <string>
#include <vector>
#include "base/bind.h"
#include "base/logging.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/values.h"
#include "chromeos/dbus/dbus_method_call_status.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/shill_manager_client.h"
#include "chromeos/dbus/shill_service_client.h"
#include "chromeos/network/network_state_handler.h"
#include "dbus/object_path.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace chromeos {
namespace {
// None of these error messages are user-facing: they should only appear in
// logs.
const char kErrorsListTag[] = "errors";
const char kClearPropertiesFailedError[] = "Error.ClearPropertiesFailed";
const char kClearPropertiesFailedErrorMessage[] = "Clear properties failed";
const char kDBusFailedError[] = "Error.DBusFailed";
const char kDBusFailedErrorMessage[] = "DBus call failed.";
void ClearPropertiesCallback(
const std::vector<std::string>& names,
const std::string& service_path,
const base::Closure& callback,
const network_handler::ErrorCallback& error_callback,
const base::ListValue& result) {
bool some_failed = false;
for (size_t i = 0; i < result.GetSize(); ++i) {
bool success;
if (result.GetBoolean(i, &success)) {
if (!success) {
some_failed = true;
break;
}
} else {
NOTREACHED() << "Result garbled from ClearProperties";
}
}
if (some_failed) {
DCHECK(names.size() == result.GetSize())
<< "Result wrong size from ClearProperties.";
scoped_ptr<base::DictionaryValue> error_data(
network_handler::CreateErrorData(service_path,
kClearPropertiesFailedError,
kClearPropertiesFailedErrorMessage));
LOG(ERROR) << "ClearPropertiesCallback failed for service path: "
<< service_path;
error_data->Set("errors", result.DeepCopy());
scoped_ptr<base::ListValue> name_list(new base::ListValue);
name_list->AppendStrings(names);
error_data->Set("names", name_list.release());
error_callback.Run(kClearPropertiesFailedError, error_data.Pass());
} else {
callback.Run();
}
}
// Used to translate the dbus dictionary callback into one that calls
// the error callback if we have a failure.
void RunCallbackWithDictionaryValue(
const network_handler::DictionaryResultCallback& callback,
const network_handler::ErrorCallback& error_callback,
const std::string& service_path,
DBusMethodCallStatus call_status,
const base::DictionaryValue& value) {
if (call_status != DBUS_METHOD_CALL_SUCCESS) {
scoped_ptr<base::DictionaryValue> error_data(
network_handler::CreateErrorData(service_path,
kDBusFailedError,
kDBusFailedErrorMessage));
LOG(ERROR) << "CallbackWithDictionaryValue failed for service path: "
<< service_path;
error_callback.Run(kDBusFailedError, error_data.Pass());
} else {
callback.Run(service_path, value);
}
}
void IgnoreObjectPathCallback(const base::Closure& callback,
const dbus::ObjectPath& object_path) {
callback.Run();
}
} // namespace
void NetworkConfigurationHandler::GetProperties(
const std::string& service_path,
const network_handler::DictionaryResultCallback& callback,
const network_handler::ErrorCallback& error_callback) const {
DBusThreadManager::Get()->GetShillServiceClient()->GetProperties(
dbus::ObjectPath(service_path),
base::Bind(&RunCallbackWithDictionaryValue,
callback,
error_callback,
service_path));
}
void NetworkConfigurationHandler::SetProperties(
const std::string& service_path,
const base::DictionaryValue& properties,
const base::Closure& callback,
const network_handler::ErrorCallback& error_callback) const {
DBusThreadManager::Get()->GetShillManagerClient()->ConfigureService(
properties,
base::Bind(&IgnoreObjectPathCallback, callback),
base::Bind(&network_handler::ShillErrorCallbackFunction,
service_path, error_callback));
network_state_handler_->RequestUpdateForNetwork(service_path);
}
void NetworkConfigurationHandler::ClearProperties(
const std::string& service_path,
const std::vector<std::string>& names,
const base::Closure& callback,
const network_handler::ErrorCallback& error_callback) {
DBusThreadManager::Get()->GetShillServiceClient()->ClearProperties(
dbus::ObjectPath(service_path),
names,
base::Bind(&ClearPropertiesCallback,
names,
service_path,
callback,
error_callback),
base::Bind(&network_handler::ShillErrorCallbackFunction,
service_path, error_callback));
}
void NetworkConfigurationHandler::CreateConfiguration(
const base::DictionaryValue& properties,
const network_handler::StringResultCallback& callback,
const network_handler::ErrorCallback& error_callback) {
ShillManagerClient* manager =
DBusThreadManager::Get()->GetShillManagerClient();
std::string type;
properties.GetStringWithoutPathExpansion(flimflam::kTypeProperty, &type);
// Shill supports ConfigureServiceForProfile only for network type WiFi. In
// all other cases, we have to rely on GetService for now. This is
// unproblematic for VPN (user profile only), but will lead to inconsistencies
// with WiMax, for example.
if (type == flimflam::kTypeWifi) {
std::string profile;
properties.GetStringWithoutPathExpansion(flimflam::kProfileProperty,
&profile);
manager->ConfigureServiceForProfile(
dbus::ObjectPath(profile),
properties,
base::Bind(&NetworkConfigurationHandler::RunCreateNetworkCallback,
AsWeakPtr(), callback),
base::Bind(&network_handler::ShillErrorCallbackFunction,
"", error_callback));
} else {
manager->GetService(
properties,
base::Bind(&NetworkConfigurationHandler::RunCreateNetworkCallback,
AsWeakPtr(), callback),
base::Bind(&network_handler::ShillErrorCallbackFunction,
"", error_callback));
}
}
void NetworkConfigurationHandler::RemoveConfiguration(
const std::string& service_path,
const base::Closure& callback,
const network_handler::ErrorCallback& error_callback) const {
DBusThreadManager::Get()->GetShillServiceClient()->Remove(
dbus::ObjectPath(service_path),
callback,
base::Bind(&network_handler::ShillErrorCallbackFunction,
service_path, error_callback));
}
NetworkConfigurationHandler::NetworkConfigurationHandler()
: network_state_handler_(NULL) {
}
NetworkConfigurationHandler::~NetworkConfigurationHandler() {
}
void NetworkConfigurationHandler::Init(
NetworkStateHandler* network_state_handler) {
network_state_handler_ = network_state_handler;
}
void NetworkConfigurationHandler::RunCreateNetworkCallback(
const network_handler::StringResultCallback& callback,
const dbus::ObjectPath& service_path) {
callback.Run(service_path.value());
// This may also get called when CreateConfiguration is used to update an
// existing configuration, so request a service update just in case.
// TODO(pneubeck): Separate 'Create' and 'Update' calls and only trigger
// this on an update.
network_state_handler_->RequestUpdateForNetwork(service_path.value());
}
// static
NetworkConfigurationHandler* NetworkConfigurationHandler::InitializeForTest(
NetworkStateHandler* network_state_handler) {
NetworkConfigurationHandler* handler = new NetworkConfigurationHandler();
handler->Init(network_state_handler);
return handler;
}
} // namespace chromeos
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