blob: 78c68ce81dc9bfce4d558f9d3999a6b45e9b5369 [file] [log] [blame]
// 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 "chrome/browser/chromeos/mobile/mobile_activator.h"
#include <algorithm>
#include <map>
#include <string>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/file_util.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/memory/ref_counted_memory.h"
#include "base/message_loop.h"
#include "base/metrics/histogram.h"
#include "base/observer_list_threadsafe.h"
#include "base/string_piece.h"
#include "base/string_util.h"
#include "base/timer.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/chromeos/cros/cros_library.h"
#include "chrome/browser/chromeos/cros/network_library.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/common/pref_names.h"
#include "content/public/browser/browser_thread.h"
using content::BrowserThread;
namespace {
// Cellular configuration file path.
const char kCellularConfigPath[] =
"/usr/share/chromeos-assets/mobile/mobile_config.json";
// Cellular config file field names.
const char kVersionField[] = "version";
const char kErrorsField[] = "errors";
// Number of times we will retry to restart the activation process in case
// there is no connectivity in the restricted pool.
const int kMaxActivationAttempt = 3;
// Number of times we will retry to reconnect if connection fails.
const int kMaxConnectionRetry = 10;
// Number of times we will retry to reconnect and reload payment portal page.
const int kMaxPortalReconnectCount = 5;
// Number of times we will retry to reconnect if connection fails.
const int kMaxConnectionRetryOTASP = 30;
// Number of times we will retry to reconnect after payment is processed.
const int kMaxReconnectAttemptOTASP = 30;
// Reconnect retry delay (after payment is processed).
const int kPostPaymentReconnectDelayMS = 30000; // 30s.
// Connection timeout in seconds.
const int kConnectionTimeoutSeconds = 45;
// Reconnect delay.
const int kReconnectDelayMS = 3000;
// Reconnect timer delay.
const int kReconnectTimerDelayMS = 5000;
// Reconnect delay after previous failure.
const int kFailedReconnectDelayMS = 10000;
// Retry delay after failed OTASP attempt.
const int kOTASPRetryDelay = 20000;
// Error codes matching codes defined in the cellular config file.
const char kErrorDefault[] = "default";
const char kErrorBadConnectionPartial[] = "bad_connection_partial";
const char kErrorBadConnectionActivated[] = "bad_connection_activated";
const char kErrorRoamingOnConnection[] = "roaming_connection";
const char kErrorNoEVDO[] = "no_evdo";
const char kErrorRoamingActivation[] = "roaming_activation";
const char kErrorRoamingPartiallyActivated[] = "roaming_partially_activated";
const char kErrorNoService[] = "no_service";
const char kErrorDisabled[] = "disabled";
const char kErrorNoDevice[] = "no_device";
const char kFailedPaymentError[] = "failed_payment";
const char kFailedConnectivity[] = "connectivity";
} // namespace
namespace chromeos {
////////////////////////////////////////////////////////////////////////////////
//
// CellularConfigDocument
//
////////////////////////////////////////////////////////////////////////////////
CellularConfigDocument::CellularConfigDocument() {}
std::string CellularConfigDocument::GetErrorMessage(const std::string& code) {
base::AutoLock create(config_lock_);
ErrorMap::iterator iter = error_map_.find(code);
if (iter == error_map_.end())
return code;
return iter->second;
}
void CellularConfigDocument::LoadCellularConfigFile() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
// Load partner customization startup manifest if it is available.
FilePath config_path(kCellularConfigPath);
if (!file_util::PathExists(config_path))
return;
if (LoadFromFile(config_path)) {
DVLOG(1) << "Cellular config file loaded: " << kCellularConfigPath;
} else {
LOG(ERROR) << "Error loading cellular config file: " <<
kCellularConfigPath;
}
}
CellularConfigDocument::~CellularConfigDocument() {}
void CellularConfigDocument::SetErrorMap(
const ErrorMap& map) {
base::AutoLock create(config_lock_);
error_map_.clear();
error_map_.insert(map.begin(), map.end());
}
bool CellularConfigDocument::LoadFromFile(const FilePath& config_path) {
std::string config;
if (!file_util::ReadFileToString(config_path, &config))
return false;
scoped_ptr<Value> root(
base::JSONReader::Read(config, base::JSON_ALLOW_TRAILING_COMMAS));
DCHECK(root.get() != NULL);
if (!root.get() || root->GetType() != Value::TYPE_DICTIONARY) {
LOG(WARNING) << "Bad cellular config file";
return false;
}
DictionaryValue* root_dict = static_cast<DictionaryValue*>(root.get());
if (!root_dict->GetString(kVersionField, &version_)) {
LOG(WARNING) << "Cellular config file missing version";
return false;
}
ErrorMap error_map;
DictionaryValue* errors = NULL;
if (!root_dict->GetDictionary(kErrorsField, &errors))
return false;
for (DictionaryValue::key_iterator keys = errors->begin_keys();
keys != errors->end_keys();
++keys) {
std::string value;
if (!errors->GetString(*keys, &value)) {
LOG(WARNING) << "Bad cellular config error value";
return false;
}
error_map.insert(ErrorMap::value_type(*keys, value));
}
SetErrorMap(error_map);
return true;
}
////////////////////////////////////////////////////////////////////////////////
//
// MobileActivator
//
////////////////////////////////////////////////////////////////////////////////
MobileActivator::MobileActivator()
: cellular_config_(new CellularConfigDocument()),
state_(PLAN_ACTIVATION_PAGE_LOADING),
reenable_cert_check_(false),
evaluating_(false),
terminated_(true),
connection_retry_count_(0),
reconnect_wait_count_(0),
payment_reconnect_count_(0),
activation_attempt_(0) {
}
MobileActivator::~MobileActivator() {
TerminateActivation();
}
MobileActivator* MobileActivator::GetInstance() {
return Singleton<MobileActivator>::get();
}
void MobileActivator::TerminateActivation() {
// We're exiting; don't continue with termination.
if (!CrosLibrary::Get())
return;
reconnect_timer_.Stop();
NetworkLibrary* lib =
CrosLibrary::Get()->GetNetworkLibrary();
lib->RemoveNetworkManagerObserver(this);
lib->RemoveObserverForAllNetworks(this);
if (lib->IsLocked())
lib->Unlock();
ReEnableCertRevocationChecking();
meid_.clear();
service_path_.clear();
state_ = PLAN_ACTIVATION_PAGE_LOADING;
reconnect_wait_count_ = 0;
evaluating_ = false;
reenable_cert_check_ = false;
terminated_ = true;
// Release the previous cellular config and setup a new empty one.
cellular_config_ = new CellularConfigDocument();
}
void MobileActivator::OnNetworkManagerChanged(NetworkLibrary* cros) {
if (state_ == PLAN_ACTIVATION_PAGE_LOADING)
return;
EvaluateCellularNetwork(FindCellularNetworkByMeid(meid_, true));
}
void MobileActivator::OnNetworkChanged(NetworkLibrary* cros,
const Network* network) {
if (state_ == PLAN_ACTIVATION_PAGE_LOADING)
return;
if (!network || network->type() != TYPE_CELLULAR) {
NOTREACHED();
return;
}
EvaluateCellularNetwork(
static_cast<CellularNetwork*>(const_cast<Network*>(network)));
}
void MobileActivator::AddObserver(MobileActivator::Observer* observer) {
observers_.AddObserver(observer);
}
void MobileActivator::RemoveObserver(MobileActivator::Observer* observer) {
observers_.RemoveObserver(observer);
}
void MobileActivator::InitiateActivation(const std::string& service_path) {
NetworkLibrary* lib = CrosLibrary::Get()->GetNetworkLibrary();
CellularNetwork* network = lib->FindCellularNetworkByPath(service_path);
if (!network) {
LOG(ERROR) << "Cellular service can't be found: " << service_path;
return;
}
const chromeos::NetworkDevice* device =
lib->FindNetworkDeviceByPath(network->device_path());
if (!device) {
LOG(ERROR) << "Cellular device can't be found: " << network->device_path();
return;
}
terminated_ = false;
meid_ = device->meid();
service_path_ = service_path;
BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
base::Bind(&CellularConfigDocument::LoadCellularConfigFile,
cellular_config_.get()),
base::Bind(&MobileActivator::ContinueActivation, AsWeakPtr()));
}
void MobileActivator::ContinueActivation() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
CellularNetwork* network = FindCellularNetworkByMeid(meid_, false);
if (!network || !network->SupportsActivation())
return;
DCHECK(!CrosLibrary::Get()->GetNetworkLibrary()->IsLocked());
SetupActivationProcess(network);
StartActivation();
}
void MobileActivator::OnSetTransactionStatus(bool success) {
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(&MobileActivator::SetTransactionStatus,
AsWeakPtr(), success));
}
void MobileActivator::OnPortalLoaded(bool success) {
CellularNetwork* network = FindCellularNetworkByMeid(meid_, true);
if (!network) {
ChangeState(NULL, PLAN_ACTIVATION_ERROR,
GetErrorMessage(kErrorNoService));
return;
}
if (state_ == PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING ||
state_ == PLAN_ACTIVATION_SHOWING_PAYMENT) {
if (success) {
payment_reconnect_count_ = 0;
ChangeState(network, PLAN_ACTIVATION_SHOWING_PAYMENT, std::string());
} else {
payment_reconnect_count_++;
if (payment_reconnect_count_ > kMaxPortalReconnectCount) {
ChangeState(NULL, PLAN_ACTIVATION_ERROR,
GetErrorMessage(kErrorNoService));
return;
}
// Disconnect now, this should force reconnection and we will retry to
// load the frame containing payment portal again.
DisconnectFromNetwork(network);
}
} else {
NOTREACHED() << "Called paymentPortalLoad while in unexpected state: "
<< GetStateDescription(state_);
}
}
CellularNetwork* MobileActivator::FindCellularNetworkByMeid(
const std::string& meid, bool reattach_observer) {
NetworkLibrary* lib = CrosLibrary::Get()->GetNetworkLibrary();
for (CellularNetworkVector::const_iterator it =
lib->cellular_networks().begin();
it != lib->cellular_networks().end(); ++it) {
const chromeos::NetworkDevice* device =
lib->FindNetworkDeviceByPath((*it)->device_path());
if (device && meid == device->meid()) {
CellularNetwork* network = *it;
// If service path has changed, reattach the event observer for this
// network service.
if (reattach_observer && service_path_ != network->service_path()) {
lib->RemoveObserverForAllNetworks(this);
lib->AddNetworkObserver(network->service_path(), this);
service_path_ = network->service_path();
}
return network;
}
}
return NULL;
}
void MobileActivator::StartActivation() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
UMA_HISTOGRAM_COUNTS("Cellular.MobileSetupStart", 1);
NetworkLibrary* lib =
CrosLibrary::Get()->GetNetworkLibrary();
CellularNetwork* network = FindCellularNetworkByMeid(meid_, true);
// Check if we can start activation process.
if (!network) {
std::string error;
if (!lib->cellular_available())
error = kErrorNoDevice;
else if (!lib->cellular_enabled())
error = kErrorDisabled;
else
error = kErrorNoService;
ChangeState(NULL, PLAN_ACTIVATION_ERROR, GetErrorMessage(error));
return;
}
// Start monitoring network property changes.
lib->AddNetworkManagerObserver(this);
lib->RemoveObserverForAllNetworks(this);
lib->AddNetworkObserver(network->service_path(), this);
// Try to start with OTASP immediately if we have received payment recently.
state_ = lib->HasRecentCellularPlanPayment() ?
PLAN_ACTIVATION_START_OTASP :
PLAN_ACTIVATION_START;
EvaluateCellularNetwork(network);
}
void MobileActivator::RetryOTASP() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
DCHECK(state_ == PLAN_ACTIVATION_DELAY_OTASP);
StartOTASP();
}
void MobileActivator::ContinueConnecting(int delay) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
CellularNetwork* network = FindCellularNetworkByMeid(meid_, true);
if (network && network->connecting_or_connected()) {
EvaluateCellularNetwork(network);
} else {
ConnectToNetwork(network, delay);
}
}
void MobileActivator::SetTransactionStatus(bool success) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// The payment is received, try to reconnect and check the status all over
// again.
if (success && state_ == PLAN_ACTIVATION_SHOWING_PAYMENT) {
NetworkLibrary* lib =
CrosLibrary::Get()->GetNetworkLibrary();
lib->SignalCellularPlanPayment();
UMA_HISTOGRAM_COUNTS("Cellular.PaymentReceived", 1);
StartOTASP();
} else {
UMA_HISTOGRAM_COUNTS("Cellular.PaymentFailed", 1);
}
}
void MobileActivator::StartOTASP() {
state_ = PLAN_ACTIVATION_START_OTASP;
CellularNetwork* network = FindCellularNetworkByMeid(meid_, true);
if (network &&
network->connected() &&
network->activation_state() == ACTIVATION_STATE_ACTIVATED) {
CrosLibrary::Get()->GetNetworkLibrary()->
DisconnectFromNetwork(network);
} else {
EvaluateCellularNetwork(network);
}
}
void MobileActivator::ReconnectTimerFired() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// Permit network connection changes only in reconnecting states.
if (state_ != PLAN_ACTIVATION_RECONNECTING_OTASP_TRY &&
state_ != PLAN_ACTIVATION_RECONNECTING &&
state_ != PLAN_ACTIVATION_RECONNECTING_PAYMENT &&
state_ != PLAN_ACTIVATION_RECONNECTING_OTASP)
return;
CellularNetwork* network = FindCellularNetworkByMeid(meid_, true);
if (!network) {
// No service, try again since this is probably just transient condition.
LOG(WARNING) << "Service not present at reconnect attempt.";
}
EvaluateCellularNetwork(network);
}
void MobileActivator::DisconnectFromNetwork(CellularNetwork* network) {
DCHECK(network);
LOG(INFO) << "Disconnecting from: " << network->service_path();
CrosLibrary::Get()->GetNetworkLibrary()->
DisconnectFromNetwork(network);
// Disconnect will force networks to be reevaluated, so
// we don't want to continue processing on this path anymore.
evaluating_ = false;
}
bool MobileActivator::NeedsReconnecting(CellularNetwork* network,
PlanActivationState* new_state,
std::string* error_description) {
DCHECK(network);
if (!network->failed() && !ConnectionTimeout())
return false;
// Try to reconnect again if reconnect failed, or if for some
// reasons we are still not connected after 45 seconds.
int max_retries = (state_ == PLAN_ACTIVATION_RECONNECTING_OTASP) ?
kMaxConnectionRetryOTASP : kMaxConnectionRetry;
if (connection_retry_count_ < max_retries) {
UMA_HISTOGRAM_COUNTS("Cellular.ConnectionRetry", 1);
ConnectToNetwork(network, kFailedReconnectDelayMS);
return true;
}
// We simply can't connect anymore after all these tries.
UMA_HISTOGRAM_COUNTS("Cellular.ConnectionFailed", 1);
*new_state = PLAN_ACTIVATION_ERROR;
*error_description = GetErrorMessage(kFailedConnectivity);
return false;
}
bool MobileActivator::ConnectToNetwork(CellularNetwork* network, int delay) {
if (network && network->connecting_or_connected())
return true;
// Permit network connection changes only in reconnecting states.
if (state_ != PLAN_ACTIVATION_RECONNECTING_OTASP_TRY &&
state_ != PLAN_ACTIVATION_RECONNECTING &&
state_ != PLAN_ACTIVATION_RECONNECTING_PAYMENT &&
state_ != PLAN_ACTIVATION_RECONNECTING_OTASP) return false;
connection_retry_count_++;
connection_start_time_ = base::Time::Now();
if (!network) {
LOG(WARNING) << "Connect failed, will try again in a little bit.";
// If we coudn't connect during reconnection phase, try to reconnect
// with a delay (and try to reconnect if needed).
BrowserThread::PostDelayedTask(BrowserThread::UI, FROM_HERE,
base::Bind(&MobileActivator::ContinueConnecting, AsWeakPtr(), delay),
base::TimeDelta::FromMilliseconds(delay));
return false;
}
LOG(INFO) << "Connecting to: " << network->service_path();
CrosLibrary::Get()->GetNetworkLibrary()->
ConnectToCellularNetwork(network);
return true;
}
void MobileActivator::ForceReconnect(CellularNetwork* network, int delay) {
DCHECK(network);
UMA_HISTOGRAM_COUNTS("Cellular.ActivationRetry", 1);
// Reset reconnect metrics.
connection_retry_count_ = 0;
connection_start_time_ = base::Time();
// First, disconnect...
LOG(INFO) << "Disconnecting from " << network->service_path();
CrosLibrary::Get()->GetNetworkLibrary()->
DisconnectFromNetwork(network);
// Check the network state 3s after we disconnect to make sure.
BrowserThread::PostDelayedTask(BrowserThread::UI, FROM_HERE,
base::Bind(&MobileActivator::ContinueConnecting, AsWeakPtr(), delay),
base::TimeDelta::FromMilliseconds(delay));
}
bool MobileActivator::ConnectionTimeout() {
return (base::Time::Now() -
connection_start_time_).InSeconds() > kConnectionTimeoutSeconds;
}
void MobileActivator::EvaluateCellularNetwork(CellularNetwork* network) {
if (terminated_)
return;
PlanActivationState new_state = state_;
if (!network) {
LOG(WARNING) << "Cellular service lost";
if (state_ == PLAN_ACTIVATION_RECONNECTING_OTASP_TRY ||
state_ == PLAN_ACTIVATION_RECONNECTING ||
state_ == PLAN_ACTIVATION_RECONNECTING_PAYMENT ||
state_ == PLAN_ACTIVATION_RECONNECTING_OTASP) {
// This might be the legit case when service is lost after activation.
// We need to make sure we force reconnection as soon as it shows up.
LOG(INFO) << "Force service reconnection";
connection_start_time_ = base::Time();
}
return;
}
// Prevent this method from being called if it is already on the stack.
// This might happen on some state transitions (ie. connect, disconnect).
if (evaluating_)
return;
evaluating_ = true;
std::string error_description;
LOG(WARNING) << "Cellular:\n service=" << network->GetStateString().c_str()
<< "\n ui=" << GetStateDescription(state_)
<< "\n activation=" << network->GetActivationStateString().c_str()
<< "\n error=" << network->GetErrorString().c_str()
<< "\n setvice_path=" << network->service_path().c_str();
switch (state_) {
case PLAN_ACTIVATION_START: {
switch (network->activation_state()) {
case ACTIVATION_STATE_ACTIVATED: {
if (network->disconnected()) {
new_state = PLAN_ACTIVATION_RECONNECTING;
} else if (network->connected()) {
if (network->restricted_pool()) {
new_state = PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING;
} else {
new_state = PLAN_ACTIVATION_DONE;
}
}
break;
}
default: {
if (network->disconnected() ||
network->state() == STATE_ACTIVATION_FAILURE) {
new_state = (network->activation_state() ==
ACTIVATION_STATE_PARTIALLY_ACTIVATED) ?
PLAN_ACTIVATION_TRYING_OTASP :
PLAN_ACTIVATION_INITIATING_ACTIVATION;
} else if (network->connected()) {
DisconnectFromNetwork(network);
return;
}
break;
}
}
break;
}
case PLAN_ACTIVATION_START_OTASP: {
switch (network->activation_state()) {
case ACTIVATION_STATE_PARTIALLY_ACTIVATED: {
if (network->disconnected()) {
new_state = PLAN_ACTIVATION_OTASP;
} else if (network->connected()) {
DisconnectFromNetwork(network);
return;
}
break;
}
case ACTIVATION_STATE_ACTIVATED:
new_state = PLAN_ACTIVATION_RECONNECTING_OTASP;
break;
default: {
LOG(WARNING) << "Unexpected activation state for device "
<< network->service_path().c_str();
break;
}
}
break;
}
case PLAN_ACTIVATION_DELAY_OTASP:
// Just ignore any changes until the OTASP retry timer kicks in.
evaluating_ = false;
return;
case PLAN_ACTIVATION_INITIATING_ACTIVATION: {
switch (network->activation_state()) {
case ACTIVATION_STATE_ACTIVATED:
case ACTIVATION_STATE_PARTIALLY_ACTIVATED:
new_state = PLAN_ACTIVATION_START;
break;
case ACTIVATION_STATE_NOT_ACTIVATED:
case ACTIVATION_STATE_ACTIVATING:
// Wait in this state until activation state changes.
break;
default:
break;
}
break;
}
case PLAN_ACTIVATION_OTASP:
case PLAN_ACTIVATION_TRYING_OTASP: {
switch (network->activation_state()) {
case ACTIVATION_STATE_ACTIVATED:
if (network->disconnected()) {
new_state = GetNextReconnectState(state_);
} else if (network->connected()) {
if (network->restricted_pool()) {
new_state = PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING;
} else {
new_state = PLAN_ACTIVATION_DONE;
}
}
break;
case ACTIVATION_STATE_PARTIALLY_ACTIVATED:
if (network->connected()) {
if (network->restricted_pool())
new_state = PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING;
} else {
new_state = GetNextReconnectState(state_);
}
break;
case ACTIVATION_STATE_NOT_ACTIVATED:
case ACTIVATION_STATE_ACTIVATING:
// Wait in this state until activation state changes.
break;
default:
break;
}
break;
}
case PLAN_ACTIVATION_RECONNECTING_OTASP_TRY:
case PLAN_ACTIVATION_RECONNECTING_PAYMENT:
case PLAN_ACTIVATION_RECONNECTING: {
if (network->connected()) {
// Wait until the service shows up and gets activated.
switch (network->activation_state()) {
case ACTIVATION_STATE_PARTIALLY_ACTIVATED:
case ACTIVATION_STATE_ACTIVATED:
if (network->restricted_pool()) {
if (network->error() == ERROR_DNS_LOOKUP_FAILED) {
LOG(WARNING) << "No connectivity for device "
<< network->service_path().c_str();
// If we are connected but there is no connectivity at all,
// restart the whole process again.
if (activation_attempt_ < kMaxActivationAttempt) {
activation_attempt_++;
LOG(WARNING) << "Reconnect attempt #"
<< activation_attempt_;
ForceReconnect(network, kFailedReconnectDelayMS);
evaluating_ = false;
return;
} else {
new_state = PLAN_ACTIVATION_ERROR;
UMA_HISTOGRAM_COUNTS("Cellular.ActivationRetryFailure", 1);
error_description = GetErrorMessage(kFailedConnectivity);
}
} else {
// If we have already received payment, don't show the payment
// page again. We should try to reconnect after some
// time instead.
new_state = PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING;
}
} else if (network->activation_state() ==
ACTIVATION_STATE_ACTIVATED) {
new_state = PLAN_ACTIVATION_DONE;
}
break;
default:
break;
}
} else if (NeedsReconnecting(network, &new_state, &error_description)) {
evaluating_ = false;
return;
}
break;
}
case PLAN_ACTIVATION_RECONNECTING_OTASP: {
if (network->connected()) {
// Wait until the service shows up and gets activated.
switch (network->activation_state()) {
case ACTIVATION_STATE_PARTIALLY_ACTIVATED:
case ACTIVATION_STATE_ACTIVATED:
if (network->restricted_pool()) {
LOG(WARNING) << "Still no connectivity after OTASP for device "
<< network->service_path().c_str();
// If we have already received payment, don't show the payment
// page again. We should try to reconnect after some time instead.
if (reconnect_wait_count_ < kMaxReconnectAttemptOTASP) {
reconnect_wait_count_++;
LOG(WARNING) << "OTASP reconnect attempt #"
<< reconnect_wait_count_;
ForceReconnect(network, kPostPaymentReconnectDelayMS);
evaluating_ = false;
return;
} else {
new_state = PLAN_ACTIVATION_ERROR;
UMA_HISTOGRAM_COUNTS("Cellular.PostPaymentConnectFailure", 1);
error_description = GetErrorMessage(kFailedConnectivity);
}
} else if (network->online()) {
new_state = PLAN_ACTIVATION_DONE;
}
break;
default:
break;
}
} else if (NeedsReconnecting(network, &new_state, &error_description)) {
evaluating_ = false;
return;
}
break;
}
case PLAN_ACTIVATION_PAGE_LOADING:
break;
// Just ignore all signals until the site confirms payment.
case PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING:
case PLAN_ACTIVATION_SHOWING_PAYMENT: {
if (network->disconnected())
new_state = PLAN_ACTIVATION_RECONNECTING_PAYMENT;
break;
}
// Activation completed/failed, ignore network changes.
case PLAN_ACTIVATION_DONE:
case PLAN_ACTIVATION_ERROR:
break;
}
if (new_state != PLAN_ACTIVATION_ERROR &&
GotActivationError(network, &error_description)) {
// Check for this special case when we try to do activate partially
// activated device. If that attempt failed, try to disconnect to clear the
// state and reconnect again.
if ((network->activation_state() ==
ACTIVATION_STATE_PARTIALLY_ACTIVATED ||
network->activation_state() == ACTIVATION_STATE_ACTIVATING) &&
(network->error() == ERROR_NO_ERROR ||
network->error() == ERROR_OTASP_FAILED) &&
network->state() == STATE_ACTIVATION_FAILURE) {
LOG(WARNING) << "Activation failure detected "
<< network->service_path().c_str();
switch (state_) {
case PLAN_ACTIVATION_OTASP:
case PLAN_ACTIVATION_RECONNECTING_OTASP:
new_state = PLAN_ACTIVATION_DELAY_OTASP;
break;
case PLAN_ACTIVATION_TRYING_OTASP:
new_state = PLAN_ACTIVATION_RECONNECTING_OTASP_TRY;
break;
case PLAN_ACTIVATION_INITIATING_ACTIVATION:
new_state = PLAN_ACTIVATION_RECONNECTING;
break;
case PLAN_ACTIVATION_START:
// We are just starting, so this must be previous activation attempt
// failure.
new_state = PLAN_ACTIVATION_TRYING_OTASP;
break;
case PLAN_ACTIVATION_DELAY_OTASP:
case PLAN_ACTIVATION_RECONNECTING_OTASP_TRY:
case PLAN_ACTIVATION_RECONNECTING:
new_state = state_;
break;
default:
new_state = PLAN_ACTIVATION_ERROR;
break;
}
} else {
LOG(WARNING) << "Unexpected activation failure for "
<< network->service_path().c_str();
new_state = PLAN_ACTIVATION_ERROR;
}
}
if (new_state == PLAN_ACTIVATION_ERROR && !error_description.length())
error_description = GetErrorMessage(kErrorDefault);
ChangeState(network, new_state, error_description);
evaluating_ = false;
}
MobileActivator::PlanActivationState MobileActivator::GetNextReconnectState(
MobileActivator::PlanActivationState state) {
switch (state) {
case PLAN_ACTIVATION_INITIATING_ACTIVATION:
return PLAN_ACTIVATION_RECONNECTING;
case PLAN_ACTIVATION_OTASP:
return PLAN_ACTIVATION_RECONNECTING_OTASP;
case PLAN_ACTIVATION_TRYING_OTASP:
return PLAN_ACTIVATION_RECONNECTING_OTASP_TRY;
default:
return PLAN_ACTIVATION_RECONNECTING;
}
}
// Debugging helper function, will take it out at the end.
const char* MobileActivator::GetStateDescription(PlanActivationState state) {
switch (state) {
case PLAN_ACTIVATION_PAGE_LOADING:
return "PAGE_LOADING";
case PLAN_ACTIVATION_START:
return "ACTIVATION_START";
case PLAN_ACTIVATION_TRYING_OTASP:
return "TRYING_OTASP";
case PLAN_ACTIVATION_RECONNECTING_OTASP_TRY:
return "RECONNECTING_OTASP_TRY";
case PLAN_ACTIVATION_INITIATING_ACTIVATION:
return "INITIATING_ACTIVATION";
case PLAN_ACTIVATION_RECONNECTING:
return "RECONNECTING";
case PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING:
return "PAYMENT_PORTAL_LOADING";
case PLAN_ACTIVATION_SHOWING_PAYMENT:
return "SHOWING_PAYMENT";
case PLAN_ACTIVATION_RECONNECTING_PAYMENT:
return "RECONNECTING_PAYMENT";
case PLAN_ACTIVATION_START_OTASP:
return "START_OTASP";
case PLAN_ACTIVATION_DELAY_OTASP:
return "DELAY_OTASP";
case PLAN_ACTIVATION_OTASP:
return "OTASP";
case PLAN_ACTIVATION_RECONNECTING_OTASP:
return "RECONNECTING_OTASP";
case PLAN_ACTIVATION_DONE:
return "DONE";
case PLAN_ACTIVATION_ERROR:
return "ERROR";
}
return "UNKNOWN";
}
void MobileActivator::CompleteActivation(
CellularNetwork* network) {
// Remove observers, we are done with this page.
NetworkLibrary* lib = CrosLibrary::Get()->
GetNetworkLibrary();
lib->RemoveNetworkManagerObserver(this);
lib->RemoveObserverForAllNetworks(this);
if (lib->IsLocked())
lib->Unlock();
// If we have successfully activated the connection, set autoconnect flag.
if (network)
network->SetAutoConnect(true);
// Reactivate other types of connections if we have
// shut them down previously.
ReEnableCertRevocationChecking();
}
bool MobileActivator::RunningActivation() const {
return !(state_ == PLAN_ACTIVATION_DONE ||
state_ == PLAN_ACTIVATION_ERROR ||
state_ == PLAN_ACTIVATION_PAGE_LOADING);
}
void MobileActivator::ChangeState(CellularNetwork* network,
PlanActivationState new_state,
const std::string& error_description) {
static bool first_time = true;
if (state_ == new_state && !first_time)
return;
LOG(WARNING) << "Activation state flip old = "
<< GetStateDescription(state_)
<< ", new = " << GetStateDescription(new_state);
first_time = false;
// Pick action that should happen on leaving the old state.
switch (state_) {
case PLAN_ACTIVATION_RECONNECTING_OTASP_TRY:
case PLAN_ACTIVATION_RECONNECTING:
case PLAN_ACTIVATION_RECONNECTING_OTASP:
if (reconnect_timer_.IsRunning()) {
reconnect_timer_.Stop();
}
break;
default:
break;
}
state_ = new_state;
// Signal to observers layer that the state is changing.
FOR_EACH_OBSERVER(Observer, observers_,
OnActivationStateChanged(network, state_, error_description));
// Pick action that should happen on entering the new state.
switch (new_state) {
case PLAN_ACTIVATION_START:
break;
case PLAN_ACTIVATION_DELAY_OTASP: {
UMA_HISTOGRAM_COUNTS("Cellular.RetryOTASP", 1);
BrowserThread::PostDelayedTask(BrowserThread::UI, FROM_HERE,
base::Bind(&MobileActivator::RetryOTASP, AsWeakPtr()),
base::TimeDelta::FromMilliseconds(kOTASPRetryDelay));
break;
}
case PLAN_ACTIVATION_INITIATING_ACTIVATION:
case PLAN_ACTIVATION_TRYING_OTASP:
case PLAN_ACTIVATION_OTASP:
DCHECK(network);
LOG(WARNING) << "Activating service " << network->service_path().c_str();
UMA_HISTOGRAM_COUNTS("Cellular.ActivationTry", 1);
if (!network->StartActivation()) {
UMA_HISTOGRAM_COUNTS("Cellular.ActivationFailure", 1);
if (new_state == PLAN_ACTIVATION_OTASP) {
ChangeState(network, PLAN_ACTIVATION_DELAY_OTASP, std::string());
} else {
ChangeState(network, PLAN_ACTIVATION_ERROR,
GetErrorMessage(kFailedConnectivity));
}
}
break;
case PLAN_ACTIVATION_RECONNECTING_OTASP_TRY:
case PLAN_ACTIVATION_RECONNECTING:
case PLAN_ACTIVATION_RECONNECTING_PAYMENT:
case PLAN_ACTIVATION_RECONNECTING_OTASP: {
// Start reconnect timer. This will ensure that we are not left in
// limbo by the network library.
if (!reconnect_timer_.IsRunning()) {
reconnect_timer_.Start(
FROM_HERE,
base::TimeDelta::FromMilliseconds(kReconnectTimerDelayMS),
this, &MobileActivator::ReconnectTimerFired);
}
// Reset connection metrics and try to connect.
reconnect_wait_count_ = 0;
connection_retry_count_ = 0;
connection_start_time_ = base::Time::Now();
ConnectToNetwork(network, kReconnectDelayMS);
break;
}
case PLAN_ACTIVATION_PAGE_LOADING:
return;
case PLAN_ACTIVATION_PAYMENT_PORTAL_LOADING:
case PLAN_ACTIVATION_SHOWING_PAYMENT:
// Fix for fix SSL for the walled gardens where cert chain verification
// might not work.
break;
case PLAN_ACTIVATION_DONE:
DCHECK(network);
CompleteActivation(network);
UMA_HISTOGRAM_COUNTS("Cellular.MobileSetupSucceeded", 1);
break;
case PLAN_ACTIVATION_ERROR:
CompleteActivation(NULL);
UMA_HISTOGRAM_COUNTS("Cellular.PlanFailed", 1);
break;
default:
break;
}
}
void MobileActivator::ReEnableCertRevocationChecking() {
PrefService* prefs = g_browser_process->local_state();
if (reenable_cert_check_) {
prefs->SetBoolean(prefs::kCertRevocationCheckingEnabled,
true);
reenable_cert_check_ = false;
}
}
void MobileActivator::DisableCertRevocationChecking() {
// Disable SSL cert checks since we might be performin activation in the
// restricted pool.
// TODO(rkc): We want to do this only if on Cellular.
PrefService* prefs = g_browser_process->local_state();
if (!reenable_cert_check_ &&
prefs->GetBoolean(
prefs::kCertRevocationCheckingEnabled)) {
reenable_cert_check_ = true;
prefs->SetBoolean(prefs::kCertRevocationCheckingEnabled, false);
}
}
void MobileActivator::SetupActivationProcess(CellularNetwork* network) {
if (!network)
return;
DisableCertRevocationChecking();
NetworkLibrary* lib = CrosLibrary::Get()->
GetNetworkLibrary();
// Disable autoconnect to cellular network.
network->SetAutoConnect(false);
lib->Lock();
}
bool MobileActivator::GotActivationError(
CellularNetwork* network, std::string* error) {
DCHECK(network);
bool got_error = false;
const char* error_code = kErrorDefault;
// This is the magic for detection of errors in during activation process.
if (network->state() == STATE_FAILURE &&
network->error() == ERROR_AAA_FAILED) {
if (network->activation_state() ==
ACTIVATION_STATE_PARTIALLY_ACTIVATED) {
error_code = kErrorBadConnectionPartial;
} else if (network->activation_state() ==
ACTIVATION_STATE_ACTIVATED) {
if (network->roaming_state() == ROAMING_STATE_HOME) {
error_code = kErrorBadConnectionActivated;
} else if (network->roaming_state() == ROAMING_STATE_ROAMING) {
error_code = kErrorRoamingOnConnection;
}
}
got_error = true;
} else if (network->state() == STATE_ACTIVATION_FAILURE) {
if (network->error() == ERROR_NEED_EVDO) {
if (network->activation_state() ==
ACTIVATION_STATE_PARTIALLY_ACTIVATED)
error_code = kErrorNoEVDO;
} else if (network->error() == ERROR_NEED_HOME_NETWORK) {
if (network->activation_state() ==
ACTIVATION_STATE_NOT_ACTIVATED) {
error_code = kErrorRoamingActivation;
} else if (network->activation_state() ==
ACTIVATION_STATE_PARTIALLY_ACTIVATED) {
error_code = kErrorRoamingPartiallyActivated;
}
}
got_error = true;
}
if (got_error)
*error = GetErrorMessage(error_code);
return got_error;
}
void MobileActivator::GetDeviceInfo(CellularNetwork* network,
DictionaryValue* value) {
DCHECK(network);
NetworkLibrary* cros =
CrosLibrary::Get()->GetNetworkLibrary();
if (!cros)
return;
value->SetString("carrier", network->name());
value->SetString("payment_url", network->payment_url());
if (network->using_post() && network->post_data().length())
value->SetString("post_data", network->post_data());
const NetworkDevice* device =
cros->FindNetworkDeviceByPath(network->device_path());
if (device) {
value->SetString("MEID", device->meid());
value->SetString("IMEI", device->imei());
value->SetString("MDN", device->mdn());
}
}
std::string MobileActivator::GetErrorMessage(const std::string& code) {
return cellular_config_->GetErrorMessage(code);
}
} // namespace chromeos