OTA procedure is functional

This commit is contained in:
Pierre HUBERT 2024-10-12 16:56:58 +02:00
parent 521ccc899a
commit cbca7c8f4c

View File

@ -2,15 +2,25 @@
#include "esp_partition.h"
#include "esp_ota_ops.h"
#include "esp_http_client.h"
#include "esp_app_format.h"
#include "constants.h"
#include "ota.h"
#include "storage.h"
#include "secure_api.h"
#include <string.h>
const char *TAG = "ota";
#define BUFF_SIZE 1024
static void http_cleanup(esp_http_client_handle_t client)
{
esp_http_client_close(client);
esp_http_client_cleanup(client);
}
bool ota_perform_update(const char *version)
{
const esp_partition_t *configured = esp_ota_get_boot_partition();
@ -72,5 +82,151 @@ bool ota_perform_update(const char *version)
ESP_LOGI(TAG, "Writing to partition subtype %d at offset 0x%" PRIx32,
update_partition->subtype, update_partition->address);
return false;
// OTA update loop
int binary_file_length = 0;
esp_ota_handle_t update_handle = 0;
/*deal with all receive packet*/
bool image_header_was_checked = false;
char *ota_write_data = calloc(BUFF_SIZE + 1, 1);
while (1)
{
int data_read = esp_http_client_read(client, ota_write_data, BUFF_SIZE);
if (data_read < 0)
{
ESP_LOGE(TAG, "Error: SSL data read error");
http_cleanup(client);
free(ota_write_data);
return false;
}
if (data_read == 0)
{
/*
* As esp_http_client_read never returns negative error code, we rely on
* `errno` to check for underlying transport connectivity closure if any
*/
if (errno == ECONNRESET || errno == ENOTCONN)
{
ESP_LOGE(TAG, "Connection closed, errno = %d", errno);
break;
}
if (esp_http_client_is_complete_data_received(client) == true)
{
ESP_LOGI(TAG, "Connection closed");
break;
}
// No data received yet
continue;
}
if (image_header_was_checked == false)
{
esp_app_desc_t new_app_info;
if (data_read > sizeof(esp_image_header_t) + sizeof(esp_image_segment_header_t) + sizeof(esp_app_desc_t))
{
// check current version with downloading
memcpy(&new_app_info, &ota_write_data[sizeof(esp_image_header_t) + sizeof(esp_image_segment_header_t)], sizeof(esp_app_desc_t));
ESP_LOGI(TAG, "New firmware version: %s", new_app_info.version);
esp_app_desc_t running_app_info;
if (esp_ota_get_partition_description(running, &running_app_info) == ESP_OK)
{
ESP_LOGI(TAG, "Running firmware version: %s", running_app_info.version);
}
const esp_partition_t *last_invalid_app = esp_ota_get_last_invalid_partition();
esp_app_desc_t invalid_app_info;
if (esp_ota_get_partition_description(last_invalid_app, &invalid_app_info) == ESP_OK)
{
ESP_LOGI(TAG, "Last invalid firmware version: %s", invalid_app_info.version);
}
// check current version with last invalid partition
if (last_invalid_app != NULL)
{
if (memcmp(invalid_app_info.version, new_app_info.version, sizeof(new_app_info.version)) == 0)
{
ESP_LOGW(TAG, "New version is the same as invalid version.");
ESP_LOGW(TAG, "Previously, there was an attempt to launch the firmware with %s version, but it failed.", invalid_app_info.version);
ESP_LOGW(TAG, "The firmware has been rolled back to the previous version.");
http_cleanup(client);
free(ota_write_data);
secure_api_report_log_message(Error, "New version is the same as last invalid version. Could not perform update!");
return false;
}
}
image_header_was_checked = true;
err = esp_ota_begin(update_partition, OTA_WITH_SEQUENTIAL_WRITES, &update_handle);
if (err != ESP_OK)
{
ESP_LOGE(TAG, "esp_ota_begin failed (%s)", esp_err_to_name(err));
http_cleanup(client);
free(ota_write_data);
esp_ota_abort(update_handle);
return false;
}
ESP_LOGI(TAG, "esp_ota_begin succeeded");
}
else
{
ESP_LOGE(TAG, "received package is not fit len");
http_cleanup(client);
free(ota_write_data);
esp_ota_abort(update_handle);
return false;
}
}
err = esp_ota_write(update_handle, (const void *)ota_write_data, data_read);
if (err != ESP_OK)
{
http_cleanup(client);
free(ota_write_data);
esp_ota_abort(update_handle);
return false;
}
binary_file_length += data_read;
ESP_LOGD(TAG, "Written image length %d", binary_file_length);
}
free(ota_write_data);
ESP_LOGI(TAG, "Total Write binary data length: %d", binary_file_length);
if (esp_http_client_is_complete_data_received(client) != true)
{
ESP_LOGE(TAG, "Error in receiving complete file");
http_cleanup(client);
esp_ota_abort(update_handle);
return false;
}
err = esp_ota_end(update_handle);
if (err != ESP_OK)
{
if (err == ESP_ERR_OTA_VALIDATE_FAILED)
{
ESP_LOGE(TAG, "Image validation failed, image is corrupted");
}
else
{
ESP_LOGE(TAG, "esp_ota_end failed (%s)!", esp_err_to_name(err));
}
http_cleanup(client);
return false;
}
err = esp_ota_set_boot_partition(update_partition);
if (err != ESP_OK)
{
ESP_LOGE(TAG, "esp_ota_set_boot_partition failed (%s)!", esp_err_to_name(err));
http_cleanup(client);
return false;
}
ESP_LOGI(TAG, "End of OTA procedure!");
return true;
}