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#include "firmwaredownloader.h"
#include "ziphelper.h"
#include "pebble.h"
#include "watchconnection.h"
#include "uploadmanager.h"
#include <QNetworkAccessManager>
#include <QUrlQuery>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QJsonDocument>
#include <QFile>
#include <QDir>
#include <QCryptographicHash>
FirmwareDownloader::FirmwareDownloader(Pebble *pebble, WatchConnection *connection):
QObject(pebble),
m_pebble(pebble),
m_connection(connection)
{
m_nam = new QNetworkAccessManager(this);
m_connection->registerEndpointHandler(WatchConnection::EndpointSystemMessage, this, "systemMessageReceived");
}
bool FirmwareDownloader::updateAvailable() const
{
return m_updateAvailable;
}
QString FirmwareDownloader::candidateVersion() const
{
return m_candidateVersion;
}
QString FirmwareDownloader::releaseNotes() const
{
return m_releaseNotes;
}
QString FirmwareDownloader::url() const
{
return m_url;
}
bool FirmwareDownloader::upgrading() const
{
return m_upgradeInProgress;
}
void FirmwareDownloader::performUpgrade()
{
if (!m_updateAvailable) {
qWarning() << "No update available";
return;
}
if (m_upgradeInProgress) {
qWarning() << "Upgrade already in progress. Won't start another one";
return;
}
m_upgradeInProgress = true;
emit upgradingChanged();
QNetworkRequest request(m_url);
QNetworkReply *reply = m_nam->get(request);
connect(reply, &QNetworkReply::finished, [this, reply](){
reply->deleteLater();
if (reply->error() != QNetworkReply::NoError) {
qWarning() << "Erorr fetching firmware" << reply->errorString();
m_upgradeInProgress = false;
emit upgradingChanged();
return;
}
QByteArray data = reply->readAll();
QByteArray hash = QCryptographicHash::hash(data, QCryptographicHash::Sha256).toHex();
if (hash != m_hash) {
qWarning() << "Downloaded data hash doesn't match hash from target";
m_upgradeInProgress = false;
emit upgradingChanged();
return;
}
QDir dir("/tmp/" + m_pebble->address().toString().replace(":", "_"));
if (!dir.exists() && !dir.mkpath(dir.absolutePath())) {
qWarning() << "Error saving file" << dir.absolutePath();
m_upgradeInProgress = false;
emit upgradingChanged();
return;
}
QString path = "/tmp/" + m_pebble->address().toString().replace(":", "_");
QFile f(path + "/" + reply->request().url().fileName());
if (!f.open(QFile::WriteOnly | QFile::Truncate)) {
qWarning() << "Cannot open tmp file for writing" << f.fileName();
m_upgradeInProgress = false;
emit upgradingChanged();
return;
}
f.write(data);
f.close();
if (!ZipHelper::unpackArchive(f.fileName(), path)) {
qWarning() << "Error unpacking firmware archive";
m_upgradeInProgress = false;
emit upgradingChanged();
return;
}
Bundle firmware(path);
if (firmware.file(Bundle::FileTypeFirmware).isEmpty() || firmware.file(Bundle::FileTypeResources).isEmpty()) {
qWarning() << "Firmware bundle file missing binary or resources";
m_upgradeInProgress = false;
emit upgradingChanged();
return;
}
qDebug() << "** Starting firmware upgrade **";
m_bundlePath = path;
m_connection->systemMessage(WatchConnection::SystemMessageFirmwareStart);
});
}
void FirmwareDownloader::checkForNewFirmware()
{
QString platformString;
switch (m_pebble->hardwareRevision()) {
case HardwareRevisionUNKNOWN:
case HardwareRevisionTINTIN_EV1:
case HardwareRevisionTINTIN_EV2:
case HardwareRevisionTINTIN_EV2_3:
case HardwareRevisionSNOWY_EVT2:
case HardwareRevisionSPALDING_EVT:
case HardwareRevisionTINTIN_BB:
case HardwareRevisionTINTIN_BB2:
case HardwareRevisionSNOWY_BB:
case HardwareRevisionSNOWY_BB2:
case HardwareRevisionSPALDING_BB2:
qWarning() << "Hardware revision not supported for firmware upgrades" << m_pebble->hardwareRevision();
return;
case HardwareRevisionTINTIN_EV2_4:
platformString = "ev2_4";
break;
case HardwareRevisionTINTIN_V1_5:
platformString = "v1_5";
break;
case HardwareRevisionBIANCA:
platformString = "v2_0";
break;
case HardwareRevisionSNOWY_DVT:
platformString = "snowy_dvt";
break;
case HardwareRevisionBOBBY_SMILES:
platformString = "snowy_s3";
break;
case HardwareRevisionSPALDING:
platformString = "spalding";
break;
}
QString url("https://pebblefw.s3.amazonaws.com/pebble/%1/%2/latest.json");
url = url.arg(platformString).arg("release-v3.8");
QNetworkRequest request(url);
QNetworkReply *reply = m_nam->get(request);
connect(reply, &QNetworkReply::finished, [this, reply]() {
QJsonParseError error;
QJsonDocument jsonDoc = QJsonDocument::fromJson(reply->readAll(), &error);
if (error.error != QJsonParseError::NoError) {
qWarning() << "Error parsing firmware fetch reply" << jsonDoc.toJson(QJsonDocument::Indented);
return;
}
QVariantMap resultMap = jsonDoc.toVariant().toMap();
if (!resultMap.contains("normal")) {
qWarning() << "Could not find normal firmware package" << jsonDoc.toJson(QJsonDocument::Indented);
return;
}
QVariantMap targetFirmware;
if (resultMap.contains("3.x-migration") && m_pebble->softwareVersion() < "v3.0.0") {
targetFirmware = resultMap.value("3.x-migration").toMap();
} else if (m_pebble->softwareVersion() >= "v3.0.0" &&
resultMap.value("normal").toMap().value("friendlyVersion").toString() > m_pebble->softwareVersion()){
targetFirmware = resultMap.value("normal").toMap();
}
if (targetFirmware.isEmpty()) {
qDebug() << "Watch firmware is up to date";
m_updateAvailable = false;
emit updateAvailableChanged();
return;
}
qDebug() << targetFirmware;
m_candidateVersion = targetFirmware.value("friendlyVersion").toString();
m_releaseNotes = targetFirmware.value("notes").toString();
m_url = targetFirmware.value("url").toString();
m_hash = targetFirmware.value("sha-256").toByteArray();
m_updateAvailable = true;
qDebug() << "candidate firmware upgrade" << m_candidateVersion << m_releaseNotes << m_url;
emit updateAvailableChanged();
});
}
void FirmwareDownloader::systemMessageReceived(const QByteArray &data)
{
qDebug() << "system message" << data.toHex();
if (!m_upgradeInProgress) {
return;
}
Bundle firmware(m_bundlePath);
qDebug() << "** Uploading firmware resources...";
m_connection->uploadManager()->uploadFirmwareResources(firmware.file(Bundle::FileTypeResources), firmware.crc(Bundle::FileTypeResources), [this, firmware]() {
qDebug() << "** Firmware resources uploaded. OK";
qDebug() << "** Uploading firmware binary...";
m_connection->uploadManager()->uploadFirmwareBinary(false, firmware.file(Bundle::FileTypeFirmware), firmware.crc(Bundle::FileTypeFirmware), [this]() {
qDebug() << "** Firmware binary uploaded. OK";
m_connection->systemMessage(WatchConnection::SystemMessageFirmwareComplete);
m_upgradeInProgress = false;
emit upgradingChanged();
}, [this](int code) {
qWarning() << "** ERROR uploading firmware binary" << code;
m_connection->systemMessage(WatchConnection::SystemMessageFirmwareFail);
m_upgradeInProgress = false;
emit upgradingChanged();
});
},
[this](int code) {
qWarning() << "** ERROR uploading firmware resources" << code;
m_connection->systemMessage(WatchConnection::SystemMessageFirmwareFail);
m_upgradeInProgress = false;
emit upgradingChanged();
});
}
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