mirror of
https://github.com/sle118/squeezelite-esp32.git
synced 2025-12-06 11:36:59 +03:00
118 lines
3.9 KiB
C
118 lines
3.9 KiB
C
/* OTA example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_system.h"
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#include "esp_event.h"
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#include "esp_log.h"
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#include "esp_ota_ops.h"
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#include "esp_http_client.h"
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#include "esp_https_ota.h"
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#include "string.h"
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#include <stdbool.h>
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#include "nvs.h"
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#include "nvs_flash.h"
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#include "esp_err.h"
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#include "tcpip_adapter.h"
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static const char *TAG = "squeezelite-ota";
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//extern const uint8_t server_cert_pem_start[] asm("_binary_ca_cert_pem_start");
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//extern const uint8_t server_cert_pem_end[] asm("_binary_ca_cert_pem_end");
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#define OTA_URL_SIZE 256
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static char ota_status[31]={0};
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static uint8_t ota_pct=0;
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const char * ota_get_status(){
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return ota_status;
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}
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uint8_t ota_get_pct_complete(){
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return ota_pct;
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}
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esp_err_t _http_event_handler(esp_http_client_event_t *evt)
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{
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switch (evt->event_id) {
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case HTTP_EVENT_ERROR:
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ESP_LOGD(TAG, "HTTP_EVENT_ERROR");
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strncpy(ota_status,"HTTP_EVENT_ERROR",sizeof(ota_status)-1);
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break;
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case HTTP_EVENT_ON_CONNECTED:
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ESP_LOGD(TAG, "HTTP_EVENT_ON_CONNECTED");
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strncpy(ota_status,"HTTP_EVENT_ON_CONNECTED",sizeof(ota_status)-1);
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break;
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case HTTP_EVENT_HEADER_SENT:
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ESP_LOGD(TAG, "HTTP_EVENT_HEADER_SENT");
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strncpy(ota_status,"HTTP_EVENT_HEADER_SENT",sizeof(ota_status)-1);
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break;
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case HTTP_EVENT_ON_HEADER:
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ESP_LOGD(TAG, "HTTP_EVENT_ON_HEADER, key=%s, value=%s", evt->header_key, evt->header_value);
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snprintf(ota_status,sizeof(ota_status)-1,"HTTP_EVENT_ON_HEADER, key=%s, value=%s", evt->header_key, evt->header_value);
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break;
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case HTTP_EVENT_ON_DATA:
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ESP_LOGD(TAG, "HTTP_EVENT_ON_DATA, len=%d", evt->data_len);
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snprintf(ota_status,sizeof(ota_status)-1, "HTTP_EVENT_ON_DATA, len=%d", evt->data_len);
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break;
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case HTTP_EVENT_ON_FINISH:
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ESP_LOGD(TAG, "HTTP_EVENT_ON_FINISH");
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break;
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case HTTP_EVENT_DISCONNECTED:
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ESP_LOGD(TAG, "HTTP_EVENT_DISCONNECTED");
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strncpy(ota_status,"HTTP_EVENT_DISCONNECTED",sizeof(ota_status)-1);
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break;
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}
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return ESP_OK;
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}
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void ota_task(void *pvParameter)
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{
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char * bin_url=(char *)pvParameter;
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ESP_LOGI(TAG, "Starting OTA example");
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esp_http_client_config_t config = {
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.url = bin_url,
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//.cert_pem = (char *)server_cert_pem_start,
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.event_handler = _http_event_handler,
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};
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ESP_LOGI(TAG, "Starting ota: %s", bin_url);
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// todo: review how certificates work
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config.skip_cert_common_name_check = true;
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esp_err_t ret = esp_https_ota(&config);
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if (ret == ESP_OK) {
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esp_restart();
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} else {
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ESP_LOGE(TAG, "Firmware upgrade failed");
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}
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free(pvParameter);
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return;
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}
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void start_ota(const char * bin_url)
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{
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// Initialize NVS.
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esp_err_t err = nvs_flash_init();
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if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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// todo: If we ever change the size of the nvs partition, we need to figure out a mechanism to enlarge the nvs.
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// 1.OTA app partition table has a smaller NVS partition size than the non-OTA
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// partition table. This size mismatch may cause NVS initialization to fail.
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// 2.NVS partition contains data in new format and cannot be recognized by this version of code.
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// If this happens, we erase NVS partition and initialize NVS again.
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ESP_ERROR_CHECK(nvs_flash_erase());
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err = nvs_flash_init();
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}
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ESP_ERROR_CHECK(err);
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char * urlPtr=malloc((strlen(bin_url)+1)*sizeof(char));
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strcpy(urlPtr,bin_url);
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ESP_LOGI(TAG, "Starting ota: %s", urlPtr);
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xTaskCreate(&ota_task, "ota_task", 8192,(void *) urlPtr, 5, NULL);
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}
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