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Re-work for OTA feature

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This commit is contained in:
embedded4ever 2026-01-23 10:10:27 +00:00
parent 3ce11f14ce
commit e4592260a7
3 changed files with 174 additions and 71 deletions
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11
src/activities/settings/OtaUpdateActivity.cpp
View File

@ -97,7 +97,7 @@ void OtaUpdateActivity::onExit() {
void OtaUpdateActivity::displayTaskLoop() {
while (true) {
if (updateRequired) {
if (updateRequired || updater.getRender()) {
updateRequired = false;
xSemaphoreTake(renderingMutex, portMAX_DELAY);
render();
@ -115,8 +115,9 @@ void OtaUpdateActivity::render() {
float updaterProgress = 0;
if (state == UPDATE_IN_PROGRESS) {
Serial.printf("[%lu] [OTA] Update progress: %d / %d\n", millis(), updater.processedSize, updater.totalSize);
updaterProgress = static_cast<float>(updater.processedSize) / static_cast<float>(updater.totalSize);
Serial.printf("[%lu] [OTA] Update progress: %d / %d\n", millis(), updater.getProcessedSize(),
updater.getTotalSize());
updaterProgress = static_cast<float>(updater.getProcessedSize()) / static_cast<float>(updater.getTotalSize());
// Only update every 2% at the most
if (static_cast<int>(updaterProgress * 50) == lastUpdaterPercentage / 2) {
return;
@ -154,7 +155,7 @@ void OtaUpdateActivity::render() {
(std::to_string(static_cast<int>(updaterProgress * 100)) + "%").c_str());
renderer.drawCenteredText(
UI_10_FONT_ID, 440,
(std::to_string(updater.processedSize) + " / " + std::to_string(updater.totalSize)).c_str());
(std::to_string(updater.getProcessedSize()) + " / " + std::to_string(updater.getTotalSize())).c_str());
renderer.displayBuffer();
return;
}
@ -194,7 +195,7 @@ void OtaUpdateActivity::loop() {
xSemaphoreGive(renderingMutex);
updateRequired = true;
vTaskDelay(10 / portTICK_PERIOD_MS);
const auto res = updater.installUpdate([this](const size_t, const size_t) { updateRequired = true; });
const auto res = updater.installUpdate();
if (res != OtaUpdater::OK) {
Serial.printf("[%lu] [OTA] Update failed: %d\n", millis(), res);

219
src/network/OtaUpdater.cpp
View File

@ -1,38 +1,123 @@
#include "OtaUpdater.h"
#include <ArduinoJson.h>
#include <HTTPClient.h>
#include <Update.h>
#include "esp_http_client.h"
#include "esp_https_ota.h"
#include "esp_wifi.h"
namespace {
constexpr char latestReleaseUrl[] = "https://api.github.com/repos/crosspoint-reader/crosspoint-reader/releases/latest";
/* This is buffer and size holder to keep upcoming data from latestReleaseUrl */
char* local_buf;
int output_len;
/*
* When esp_crt_bundle.h included, it is pointing wrong header file
* which is something under WifiClientSecure because of our framework based on arduno platform.
* To manage this obstacle, don't include anything, just extern and it will point correct one.
*/
extern "C" {
extern esp_err_t esp_crt_bundle_attach(void* conf);
}
esp_err_t http_client_set_header_cb(esp_http_client_handle_t http_client) {
return esp_http_client_set_header(http_client, "User-Agent", "ESP32-CrossPoint-v1.0");
}
esp_err_t event_handler(esp_http_client_event_t* event) {
/* We do interested in only HTTP_EVENT_ON_DATA event only */
if (event->event_id != HTTP_EVENT_ON_DATA) return ESP_OK;
if (!esp_http_client_is_chunked_response(event->client)) {
int content_len = esp_http_client_get_content_length(event->client);
int copy_len = 0;
if (local_buf == NULL) {
/* local_buf life span is tracked by caller checkForUpdate */
local_buf = static_cast<char*>(calloc(content_len + 1, sizeof(char)));
output_len = 0;
if (local_buf == NULL) {
Serial.printf("[%lu] [OTA] HTTP Client Out of Memory Failed, Allocation %d\n", millis(), content_len);
return ESP_ERR_NO_MEM;
}
}
copy_len = min(event->data_len, (content_len - output_len));
if (copy_len) {
memcpy(local_buf + output_len, event->data, copy_len);
}
output_len += copy_len;
} else {
/* Code might be hits here, It happened once (for version checking) but I need more logs to handle that */
int chunked_len;
esp_http_client_get_chunk_length(event->client, &chunked_len);
Serial.printf("[%lu] [OTA] esp_http_client_is_chunked_response failed, chunked_len: %d\n", millis(), chunked_len);
}
return ESP_OK;
} /* event_handler */
} /* namespace */
OtaUpdater::OtaUpdaterError OtaUpdater::checkForUpdate() {
const std::unique_ptr<WiFiClientSecure> client(new WiFiClientSecure);
client->setInsecure();
HTTPClient http;
JsonDocument filter;
esp_err_t esp_err;
JsonDocument doc;
Serial.printf("[%lu] [OTA] Fetching: %s\n", millis(), latestReleaseUrl);
esp_http_client_config_t client_config = {
.url = latestReleaseUrl,
.event_handler = event_handler,
/* Default HTTP client buffer size 512 byte only */
.buffer_size = 8192,
.buffer_size_tx = 8192,
.skip_cert_common_name_check = true,
.crt_bundle_attach = esp_crt_bundle_attach,
.keep_alive_enable = true,
};
http.begin(*client, latestReleaseUrl);
http.addHeader("User-Agent", "CrossPoint-ESP32-" CROSSPOINT_VERSION);
/* To track life time of local_buf, dtor will be called on exit from that function */
struct localBufCleaner {
char** bufPtr;
~localBufCleaner() {
if (*bufPtr) {
free(*bufPtr);
*bufPtr = NULL;
}
}
} localBufCleaner = {&local_buf};
const int httpCode = http.GET();
if (httpCode != HTTP_CODE_OK) {
Serial.printf("[%lu] [OTA] HTTP error: %d\n", millis(), httpCode);
http.end();
esp_http_client_handle_t client_handle = esp_http_client_init(&client_config);
if (!client_handle) {
Serial.printf("[%lu] [OTA] HTTP Client Handle Failed\n", millis());
return INTERNAL_UPDATE_ERROR;
}
esp_err = esp_http_client_set_header(client_handle, "User-Agent", "ESP32-CrossPoint-v1.0");
if (esp_err != ESP_OK) {
Serial.printf("[%lu] [OTA] esp_http_client_set_header Failed : %s\n", millis(), esp_err_to_name(esp_err));
esp_http_client_cleanup(client_handle);
return INTERNAL_UPDATE_ERROR;
}
esp_err = esp_http_client_perform(client_handle);
if (esp_err != ESP_OK) {
Serial.printf("[%lu] [OTA] esp_http_client_perform Failed : %s\n", millis(), esp_err_to_name(esp_err));
esp_http_client_cleanup(client_handle);
return HTTP_ERROR;
}
JsonDocument doc;
JsonDocument filter;
/* esp_http_client_close will be called inside cleanup as well*/
esp_err = esp_http_client_cleanup(client_handle);
if (esp_err != ESP_OK) {
Serial.printf("[%lu] [OTA] esp_http_client_cleanupp Failed : %s\n", millis(), esp_err_to_name(esp_err));
return INTERNAL_UPDATE_ERROR;
}
filter["tag_name"] = true;
filter["assets"][0]["name"] = true;
filter["assets"][0]["browser_download_url"] = true;
filter["assets"][0]["size"] = true;
const DeserializationError error = deserializeJson(doc, *client, DeserializationOption::Filter(filter));
http.end();
const DeserializationError error = deserializeJson(doc, local_buf, DeserializationOption::Filter(filter));
if (error) {
Serial.printf("[%lu] [OTA] JSON parse failed: %s\n", millis(), error.c_str());
return JSON_PARSE_ERROR;
@ -42,6 +127,7 @@ OtaUpdater::OtaUpdaterError OtaUpdater::checkForUpdate() {
Serial.printf("[%lu] [OTA] No tag_name found\n", millis());
return JSON_PARSE_ERROR;
}
if (!doc["assets"].is<JsonArray>()) {
Serial.printf("[%lu] [OTA] No assets found\n", millis());
return JSON_PARSE_ERROR;
@ -104,67 +190,74 @@ bool OtaUpdater::isUpdateNewer() const {
const std::string& OtaUpdater::getLatestVersion() const { return latestVersion; }
OtaUpdater::OtaUpdaterError OtaUpdater::installUpdate(const std::function<void(size_t, size_t)>& onProgress) {
OtaUpdater::OtaUpdaterError OtaUpdater::installUpdate() {
if (!isUpdateNewer()) {
return UPDATE_OLDER_ERROR;
}
const std::unique_ptr<WiFiClientSecure> client(new WiFiClientSecure);
client->setInsecure();
HTTPClient http;
esp_https_ota_handle_t ota_handle = NULL;
esp_err_t esp_err;
/* Signal for OtaUpdateActivity */
render = false;
Serial.printf("[%lu] [OTA] Fetching: %s\n", millis(), otaUrl.c_str());
esp_http_client_config_t client_config = {
.url = otaUrl.c_str(),
.timeout_ms = 15000,
/* Default HTTP client buffer size 512 byte only
* not sufficent to handle URL redirection cases or
* parsing of large HTTP headers.
*/
.buffer_size = 8192,
.buffer_size_tx = 8192,
.skip_cert_common_name_check = true,
.crt_bundle_attach = esp_crt_bundle_attach,
.keep_alive_enable = true,
};
http.begin(*client, otaUrl.c_str());
http.setFollowRedirects(HTTPC_STRICT_FOLLOW_REDIRECTS);
http.addHeader("User-Agent", "CrossPoint-ESP32-" CROSSPOINT_VERSION);
const int httpCode = http.GET();
esp_https_ota_config_t ota_config = {
.http_config = &client_config,
.http_client_init_cb = http_client_set_header_cb,
};
if (httpCode != HTTP_CODE_OK) {
Serial.printf("[%lu] [OTA] Download failed: %d\n", millis(), httpCode);
http.end();
/* For better timing and connectivity, we disable power saving for WiFi */
esp_wifi_set_ps(WIFI_PS_NONE);
esp_err = esp_https_ota_begin(&ota_config, &ota_handle);
if (esp_err != ESP_OK) {
Serial.printf("[%lu] [OTA] HTTP OTA Begin Failed: %s\n", millis(), esp_err_to_name(esp_err));
return INTERNAL_UPDATE_ERROR;
}
do {
esp_err = esp_https_ota_perform(ota_handle);
processedSize = esp_https_ota_get_image_len_read(ota_handle);
/* Sent signal to OtaUpdateActivity */
render = true;
vTaskDelay(10 / portTICK_PERIOD_MS);
} while (esp_err == ESP_ERR_HTTPS_OTA_IN_PROGRESS);
/* Return back to default power saving for WiFi in case of failing */
esp_wifi_set_ps(WIFI_PS_MIN_MODEM);
if (esp_err != ESP_OK) {
Serial.printf("[%lu] [OTA] esp_https_ota_perform Failed: %s\n", millis(), esp_err_to_name(esp_err));
esp_https_ota_finish(ota_handle);
return HTTP_ERROR;
}
// 2. Get length and stream
const size_t contentLength = http.getSize();
if (contentLength != otaSize) {
Serial.printf("[%lu] [OTA] Invalid content length\n", millis());
http.end();
return HTTP_ERROR;
}
// 3. Begin the ESP-IDF Update process
if (!Update.begin(otaSize)) {
Serial.printf("[%lu] [OTA] Not enough space. Error: %s\n", millis(), Update.errorString());
http.end();
if (!esp_https_ota_is_complete_data_received(ota_handle)) {
Serial.printf("[%lu] [OTA] esp_https_ota_is_complete_data_received Failed: %s\n", millis(),
esp_err_to_name(esp_err));
esp_https_ota_finish(ota_handle);
return INTERNAL_UPDATE_ERROR;
}
this->totalSize = otaSize;
Serial.printf("[%lu] [OTA] Update started\n", millis());
Update.onProgress([this, onProgress](const size_t progress, const size_t total) {
this->processedSize = progress;
this->totalSize = total;
onProgress(progress, total);
});
const size_t written = Update.writeStream(*client);
http.end();
if (written == otaSize) {
Serial.printf("[%lu] [OTA] Successfully written %u bytes\n", millis(), written);
} else {
Serial.printf("[%lu] [OTA] Written only %u/%u bytes. Error: %s\n", millis(), written, otaSize,
Update.errorString());
esp_err = esp_https_ota_finish(ota_handle);
if (esp_err != ESP_OK) {
Serial.printf("[%lu] [OTA] esp_https_ota_finish Failed: %s\n", millis(), esp_err_to_name(esp_err));
return INTERNAL_UPDATE_ERROR;
}
if (Update.end() && Update.isFinished()) {
Serial.printf("[%lu] [OTA] Update complete\n", millis());
return OK;
} else {
Serial.printf("[%lu] [OTA] Error Occurred: %s\n", millis(), Update.errorString());
return INTERNAL_UPDATE_ERROR;
}
Serial.printf("[%lu] [OTA] Update completed\n", millis());
return OK;
}

15
src/network/OtaUpdater.h
View File

@ -8,6 +8,9 @@ class OtaUpdater {
std::string latestVersion;
std::string otaUrl;
size_t otaSize = 0;
size_t processedSize = 0;
size_t totalSize = 0;
bool render = false;
public:
enum OtaUpdaterError {
@ -19,12 +22,18 @@ class OtaUpdater {
INTERNAL_UPDATE_ERROR,
OOM_ERROR,
};
size_t processedSize = 0;
size_t totalSize = 0;
size_t getOtaSize() const { return otaSize; }
size_t getProcessedSize() const { return processedSize; }
size_t getTotalSize() const { return totalSize; }
bool getRender() const { return render; }
OtaUpdater() = default;
bool isUpdateNewer() const;
const std::string& getLatestVersion() const;
OtaUpdaterError checkForUpdate();
OtaUpdaterError installUpdate(const std::function<void(size_t, size_t)>& onProgress);
OtaUpdaterError installUpdate();
};