enable OTA uploads of filesystem (pre_load.json)

This commit is contained in:
proddy
2026-05-09 15:25:06 +02:00
parent 76a23870d5
commit 57997d0acb
10 changed files with 134 additions and 101 deletions

1
.gitignore vendored
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@@ -77,3 +77,4 @@ pnpm-lock.yaml
interface/.tsbuildinfo
test/test_api/package-lock.json
.clangd
mklittlefs

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@@ -1,7 +1,6 @@
{
"type": "systembackup",
"version": "3.8.2",
"date": "2026-03-29T13:28:15",
"version": "3.9.0",
"systembackup": [
{
"type": "settings",
@@ -9,7 +8,7 @@
"ssid": "",
"bssid": "",
"password": "",
"hostname": "ems-esp",
"hostname": "ems-esp2",
"static_ip_config": false,
"bandwidth20": false,
"nosleep": true,
@@ -19,7 +18,7 @@
"tx_power": 0
},
"AP": {
"provision_mode": 2,
"provision_mode": 1,
"ssid": "ems-esp",
"password": "ems-esp-neo",
"channel": 1,
@@ -62,7 +61,7 @@
"send_response": false
},
"NTP": {
"enabled": true,
"enabled": false,
"server": "time.google.com",
"tz_label": "Europe/Amsterdam",
"tz_format": "CET-1CEST,M3.5.0,M10.5.0/3"
@@ -83,7 +82,7 @@
]
},
"Settings": {
"version": "3.8.2",
"version": "3.9.0",
"board_profile": "E32V2_2",
"platform": "ESP32",
"locale": "en",
@@ -132,7 +131,7 @@
"modbus_port": 502,
"modbus_max_clients": 10,
"modbus_timeout": 300,
"developer_mode": true,
"developer_mode": false,
"email_enabled": false,
"email_ssl": false,
"email_starttls": true,
@@ -154,14 +153,6 @@
{
"type": "customizations",
"Customizations": {
"ts": [
{
"id": "28_1767_7B13_2502",
"name": "gateway_temperature",
"offset": 0,
"is_system": true
}
],
"as": [
{
"gpio": 39,
@@ -207,22 +198,14 @@
}
},
{
"type": "customSupport",
"Support": {
"html": [
"This product is installed and managed by:",
"",
"<b>Bosch Installer Example</b>",
"",
"Nefit Road 12",
"1234 AB Amsterdam",
"Phone: +31 123 456 789",
"email: support@boschinstaller.nl",
"",
"For help and questions please <a target='_blank' href='https://emsesp.org'>contact</a> your installer."
],
"img_url": "https://emsesp.org/media/images/designer.png"
"type": "nvs",
"nvs": [
{
"type": 1,
"key": "fresh_firmware",
"value": 0
}
]
}
]
}

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@@ -4,6 +4,7 @@
#include <esp_app_format.h>
#include <esp_ota_ops.h>
// #include <esp_partition.h>
static String getFilenameExtension(const String & filename) {
const auto pos = filename.lastIndexOf('.');
@@ -16,8 +17,8 @@ static String getFilenameExtension(const String & filename) {
UploadFileService::UploadFileService(AsyncWebServer * server, SecurityManager * securityManager)
: _securityManager(securityManager)
, _is_firmware(false)
, _is_filesystem(false)
, _md5() {
// upload a file via a form
server->on(
UPLOAD_FILE_PATH,
HTTP_POST,
@@ -42,7 +43,13 @@ void UploadFileService::handleUpload(AsyncWebServerRequest * request, const Stri
const std::size_t filesize = request->contentLength();
_is_firmware = false;
if ((extension == "bin") && (filesize > 1000000)) {
_is_filesystem = false;
if (extension == "bin" && filename.endsWith("littlefs.bin")) {
// LittleFS filesystem image
_is_filesystem = true;
_md5[0] = '\0'; // clear any stale md5 so Update.end() doesn't compare against it
} else if ((extension == "bin") && (filesize > 2000000)) {
_is_firmware = true;
} else if (extension == "json") {
_md5[0] = '\0'; // clear md5
@@ -88,6 +95,7 @@ void UploadFileService::handleUpload(AsyncWebServerRequest * request, const Stri
#endif
// it's firmware - initialize the ArduinoOTA updater
emsesp::EMSESP::logger().info("Uploading firmware file %s (size: %d KB). Please wait...", filename.c_str(), filesize / 1024);
// turn off UART to prevent interference with the upload
emsesp::EMSuart::stop();
@@ -96,28 +104,55 @@ void UploadFileService::handleUpload(AsyncWebServerRequest * request, const Stri
Update.setMD5(_md5.data());
_md5.front() = '\0';
}
request->onDisconnect([this] { handleEarlyDisconnect(); }); // success, let's make sure we end the update if the client hangs up
request->onDisconnect([this] { handleDisconnect(); }); // success, let's make sure we end the update if the client hangs up
} else {
handleError(request, 507); // failed to begin, send an error response Insufficient Storage
return;
}
} else if (_is_filesystem) {
// LittleFS filesystem image - flash directly to the spiffs/littlefs partition
emsesp::EMSESP::logger().info("Uploading filesystem image %s (size: %u KB). Please wait...", filename.c_str(), static_cast<unsigned>(filesize / 1024));
emsesp::EMSuart::stop();
LittleFS.end(); // unmount LittleFS before we overwrite the partition under it
// request->contentLength() is the multipart HTTP body size, not the file size,
// so it can exceed the partition by a few hundred bytes. Use UPDATE_SIZE_UNKNOWN
// and let the Update library size against the whole partition.
if (Update.begin(UPDATE_SIZE_UNKNOWN, U_SPIFFS)) {
// emsesp::EMSESP::logger().info("Update.begin(U_SPIFFS) ok, partition size %u bytes", static_cast<unsigned>(Update.size()));
request->onDisconnect([this] { handleDisconnect(); });
} else {
emsesp::EMSESP::logger().err("Update.begin(U_SPIFFS) failed: %s", Update.errorString());
handleError(request, 507);
return;
}
} else {
// its a normal file, open a new temp file to write the contents too
request->_tempFile = LittleFS.open(TEMP_FILENAME_PATH, "w");
}
}
if (!_is_firmware) {
if (len && len != request->_tempFile.write(data, len)) { // stream the incoming chunk to the opened file
handleError(request, 507); // 507-Insufficient Storage
}
} else if (!request->_tempObject) { // if we haven't delt with an error, continue with the firmware update
if (_is_firmware || _is_filesystem) {
if (!request->_tempObject) { // if we haven't delt with an error, continue with the OTA update
if (Update.write(data, len) != len) {
emsesp::EMSESP::logger().err("Update.write failed at offset %u (chunk %u): %s",
static_cast<unsigned>(Update.progress()),
static_cast<unsigned>(len),
Update.errorString());
handleError(request, 500); // internal error, failed
return;
}
if (final && !Update.end(true)) {
handleError(request, 500); // internal error, failed
if (final) {
if (!Update.end(true)) {
emsesp::EMSESP::logger().err("Update.end failed: %s", Update.errorString());
handleError(request, 500);
return;
}
}
} else {
if (len && len != request->_tempFile.write(data, len)) { // stream the incoming chunk to the opened file
handleError(request, 507); // 507-Insufficient Storage
}
}
}
}
@@ -135,11 +170,13 @@ void UploadFileService::uploadComplete(AsyncWebServerRequest * request) {
return;
}
// check if it was a firmware upgrade
// if no error, send the success response as a JSON
if (_is_firmware && !request->_tempObject) {
// check if it was a firmware or filesystem image upgrade
// if no error, send the success response and request a restart
if ((_is_firmware || _is_filesystem) && !request->_tempObject) {
if (_is_firmware) {
// set NVS to tell EMS-ESP this is a new fresh firmware on next restart
emsesp::EMSESP::nvs_.putBool(emsesp::EMSESP_NVS_BOOT_NEW_FIRMWARE, true);
}
AsyncWebServerResponse * response = request->beginResponse(200);
request->send(response);
@@ -179,14 +216,20 @@ void UploadFileService::handleError(AsyncWebServerRequest * request, int code) {
if (code == 406) {
request->client()->close();
_is_firmware = false;
_is_filesystem = false;
Update.abort();
}
// if we aborted a filesystem upload, remount LittleFS so the device keeps working
if (_is_filesystem) {
LittleFS.begin();
}
}
void UploadFileService::handleEarlyDisconnect() {
void UploadFileService::handleDisconnect() {
emsesp::EMSESP::logger().info("Upload finished");
emsesp::EMSESP::system_.uart_init(); // re-enable UART
_is_firmware = false;
Update.abort();
_is_filesystem = false;
}

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@@ -22,13 +22,14 @@ class UploadFileService {
private:
SecurityManager * _securityManager;
bool _is_firmware;
bool _is_filesystem;
std::array<char, 33> _md5;
void handleUpload(AsyncWebServerRequest * request, const String & filename, size_t index, uint8_t * data, size_t len, bool final);
void uploadComplete(AsyncWebServerRequest * request);
void handleError(AsyncWebServerRequest * request, int code);
void handleEarlyDisconnect();
void handleDisconnect();
};
#endif

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@@ -1711,6 +1711,11 @@ void EMSESP::start() {
bool factory_settings = false;
#endif
#if defined(EMSESP_DEBUG)
// LOG_DEBUG("Listing root directory before:");
// system_.listDir("/", 3); // show the contents of the root directory
#endif
// start NVS storage
if (!nvs_.begin("ems-esp", false, "nvs1")) { // try bigger nvs partition on 16M flash first
nvs_.begin("ems-esp", false, "nvs"); // fallback to small nvs
@@ -1725,6 +1730,11 @@ void EMSESP::start() {
// loads core system services settings (mqtt, ap, ntp etc)
esp32React.begin();
#if defined(EMSESP_DEBUG)
// LOG_DEBUG("Listing root directory after:");
// system_.listDir("/", 3); // show the contents of the root directory
#endif
#ifndef EMSESP_STANDALONE
if (factory_settings) {
LOG_WARNING("No settings found on filesystem. Using factory settings.");

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@@ -412,7 +412,7 @@ void Network::startmDNS() const {
MDNS.addService("telnet", "tcp", 23); // add our telnet console
MDNS.addServiceTxt("http", "tcp", "address", address_s.c_str());
emsesp::EMSESP::logger().info("Starting mDNS Responder service");
emsesp::EMSESP::logger().info("Starting mDNS Responder service for %s", address_s.c_str());
#endif
}

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@@ -739,11 +739,9 @@ void System::start() {
void System::button_OnClick(PButton & b) {
LOG_NOTICE("Button pressed - single click");
#if defined(EMSESP_TEST)
#ifndef EMSESP_STANDALONE
// show filesystem
Test::listDir(LittleFS, "/", 3);
#endif
listDir("/", 3);
#endif
}
@@ -3478,4 +3476,39 @@ void System::restore_snapshot_gpios(std::vector<int8_t> & u_gpios, std::vector<i
}
}
// show the contents of a directory in the LittleFS filesystem
void System::listDir(const char * dirname, uint8_t levels) {
#if defined(EMSESP_DEBUG)
#ifndef EMSESP_STANDALONE
File root = LittleFS.open(dirname);
if (!root) {
LOG_DEBUG("Failed to open directory %s", dirname);
return;
}
if (!root.isDirectory()) {
LOG_DEBUG("%s is not a directory", dirname);
return;
}
LOG_DEBUG("(directory) %s", dirname);
File file = root.openNextFile();
while (file) {
if (file.isDirectory()) {
std::string line = std::string(file.name()) + "/";
if (levels) {
// prefix a / to the name to make it a full path
listDir(("/" + String(file.name())).c_str(), levels - 1);
}
} else {
std::string line = " (file) " + std::string(file.name()) + " (" + std::to_string(file.size()) + " bytes)";
LOG_DEBUG("%s", line.c_str());
}
file = root.openNextFile();
}
#endif
#endif
}
} // namespace emsesp

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@@ -102,6 +102,8 @@ class System {
static void get_value_json(JsonObject output, const std::string & circuit, const std::string & name, JsonVariant val);
static std::string get_metrics_prometheus();
static void listDir(const char * dirname, uint8_t levels);
#if defined(EMSESP_TEST)
static bool command_test(const char * value, const int8_t id);
#endif

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@@ -2666,45 +2666,6 @@ void Test::add_device(uint8_t device_id, uint8_t product_id) {
uart_telegram({device_id, EMSESP_DEFAULT_EMS_BUS_ID, EMSdevice::EMS_TYPE_VERSION, 0, product_id, 1, 0});
}
#ifdef EMSESP_TEST
#ifndef EMSESP_STANDALONE
void Test::listDir(fs::FS & fs, const char * dirname, uint8_t levels) {
Serial.println();
Serial.printf("%s\r\n", dirname);
File root = fs.open(dirname);
if (!root) {
Serial.println("- failed to open directory");
return;
}
if (!root.isDirectory()) {
Serial.println(" - not a directory");
return;
}
File file = root.openNextFile();
while (file) {
if (file.isDirectory()) {
Serial.print(file.name());
Serial.println("/");
if (levels) {
// prefix a / to the name to make it a full path
listDir(fs, ("/" + String(file.name())).c_str(), levels - 1);
}
Serial.println();
} else {
Serial.print(" ");
Serial.print(file.name());
Serial.print(" (");
Serial.print(file.size());
Serial.println(" bytes)");
}
file = root.openNextFile();
}
}
#endif
#endif
} // namespace emsesp
#endif

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@@ -80,7 +80,6 @@ class Test {
static void uart_telegram_withCRC(const char * rx_data);
static void add_device(uint8_t device_id, uint8_t product_id);
static void refresh();
static void listDir(fs::FS & fs, const char * dirname, uint8_t levels);
};
} // namespace emsesp