コード例 #1
0
static void ota_example_task(void *pvParameter)
{
    esp_err_t err;
    /* update handle : set by esp_ota_begin(), must be freed via esp_ota_end() */
    esp_ota_handle_t update_handle = 0 ;
    const esp_partition_t *update_partition = NULL;

    ESP_LOGI(TAG, "Starting OTA example...");

    const esp_partition_t *configured = esp_ota_get_boot_partition();
    const esp_partition_t *running = esp_ota_get_running_partition();

    if (configured != running) {
        ESP_LOGW(TAG, "Configured OTA boot partition at offset 0x%08x, but running from offset 0x%08x",
                 configured->address, running->address);
        ESP_LOGW(TAG, "(This can happen if either the OTA boot data or preferred boot image become corrupted somehow.)");
    }
    ESP_LOGI(TAG, "Running partition type %d subtype %d (offset 0x%08x)",
             running->type, running->subtype, running->address);

    /* Wait for the callback to set the CONNECTED_BIT in the
       event group.
    */
    xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT,
                        false, true, portMAX_DELAY);
    ESP_LOGI(TAG, "Connect to Wifi ! Start to Connect to Server....");
    
    esp_http_client_config_t config = {
        .url = EXAMPLE_SERVER_URL,
        .cert_pem = (char *)server_cert_pem_start,
    };
    esp_http_client_handle_t client = esp_http_client_init(&config);
    if (client == NULL) {
        ESP_LOGE(TAG, "Failed to initialise HTTP connection");
        task_fatal_error();
    }
    err = esp_http_client_open(client, 0);
    if (err != ESP_OK) {
        ESP_LOGE(TAG, "Failed to open HTTP connection: %s", esp_err_to_name(err));
        esp_http_client_cleanup(client);
        task_fatal_error();
    }
    esp_http_client_fetch_headers(client);

    update_partition = esp_ota_get_next_update_partition(NULL);
    ESP_LOGI(TAG, "Writing to partition subtype %d at offset 0x%x",
             update_partition->subtype, update_partition->address);
    assert(update_partition != NULL);

    int binary_file_length = 0;
    /*deal with all receive packet*/
    bool image_header_was_checked = false;
    while (1) {
        int data_read = esp_http_client_read(client, ota_write_data, BUFFSIZE);
        if (data_read < 0) {
            ESP_LOGE(TAG, "Error: SSL data read error");
            http_cleanup(client);
            task_fatal_error();
        } else if (data_read > 0) {
            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);
                            infinite_loop();
                        }
                    }

                    if (memcmp(new_app_info.version, running_app_info.version, sizeof(new_app_info.version)) == 0) {
                        ESP_LOGW(TAG, "Current running version is the same as a new. We will not continue the update.");
                        http_cleanup(client);
                        infinite_loop();
                    }

                    image_header_was_checked = true;

                    err = esp_ota_begin(update_partition, OTA_SIZE_UNKNOWN, &update_handle);
                    if (err != ESP_OK) {
                        ESP_LOGE(TAG, "esp_ota_begin failed (%s)", esp_err_to_name(err));
                        http_cleanup(client);
                        task_fatal_error();
                    }
                    ESP_LOGI(TAG, "esp_ota_begin succeeded");
                } else {
                    ESP_LOGE(TAG, "received package is not fit len");
                    http_cleanup(client);
                    task_fatal_error();
                }
            }
            err = esp_ota_write( update_handle, (const void *)ota_write_data, data_read);
            if (err != ESP_OK) {
                http_cleanup(client);
                task_fatal_error();
            }
            binary_file_length += data_read;
            ESP_LOGD(TAG, "Written image length %d", binary_file_length);
        } else if (data_read == 0) {
            ESP_LOGI(TAG, "Connection closed,all data received");
            break;
        }
    }
    ESP_LOGI(TAG, "Total Write binary data length : %d", binary_file_length);

    if (esp_ota_end(update_handle) != ESP_OK) {
        ESP_LOGE(TAG, "esp_ota_end failed!");
        http_cleanup(client);
        task_fatal_error();
    }

    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);
        task_fatal_error();
    }
    ESP_LOGI(TAG, "Prepare to restart system!");
    esp_restart();
    return ;
}

static bool diagnostic(void)
{
    gpio_config_t io_conf;
    io_conf.intr_type    = GPIO_PIN_INTR_DISABLE;
    io_conf.mode         = GPIO_MODE_INPUT;
    io_conf.pin_bit_mask = (1ULL << CONFIG_GPIO_DIAGNOSTIC);
    io_conf.pull_down_en = GPIO_PULLDOWN_DISABLE;
    io_conf.pull_up_en   = GPIO_PULLUP_ENABLE;
    gpio_config(&io_conf);

    ESP_LOGI(TAG, "Diagnostics (5 sec)...");
    vTaskDelay(5000 / portTICK_PERIOD_MS);

    bool diagnostic_is_ok = gpio_get_level(CONFIG_GPIO_DIAGNOSTIC);

    gpio_reset_pin(CONFIG_GPIO_DIAGNOSTIC);
    return diagnostic_is_ok;
}
コード例 #2
0
            vTaskDelay(sntp_retry_time / portTICK_RATE_MS);
        } else {
            ESP_LOGI(TAG,"SNTP get time success\n");
            break;
        }
    }
}
#endif

static void http_rest()
{
    esp_http_client_config_t config = {
        .url = "http://httpbin.org/get",
        .event_handler = _http_event_handler,
    };
    esp_http_client_handle_t client = esp_http_client_init(&config);

    // GET
    esp_err_t err = esp_http_client_perform(client);
    if (err == ESP_OK) {
        ESP_LOGI(TAG, "HTTP GET Status = %d, content_length = %d",
                esp_http_client_get_status_code(client),
                esp_http_client_get_content_length(client));
    } else {
        ESP_LOGE(TAG, "HTTP GET request failed: %d", err);
    }

    // POST
    const char *post_data = "field1=value1&field2=value2";
    esp_http_client_set_url(client, "http://httpbin.org/post");
    esp_http_client_set_method(client, HTTP_METHOD_POST);