84f094453b
* BLE and softAP provisioning examples added along with tests. * An application specific example added for demonstrating custom provisioning scheme. * tools/esp_prov/esp_prov.py can be used as a provisioning client for SoftAP, BLE and CLI based transports. Co-Authored-By: Amey Inamdar <amey@espressif.com> Co-Authored-By: Anurag Kar <anurag.kar@espressif.com>
115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/* SoftAP based Custom Provisioning Example
|
|
|
|
This example code is in the Public Domain (or CC0 licensed, at your option.)
|
|
|
|
Unless required by applicable law or agreed to in writing, this
|
|
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
|
|
CONDITIONS OF ANY KIND, either express or implied.
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <freertos/FreeRTOS.h>
|
|
#include <freertos/task.h>
|
|
#include <esp_system.h>
|
|
#include <esp_wifi.h>
|
|
#include <esp_event_loop.h>
|
|
#include <esp_log.h>
|
|
#include <nvs_flash.h>
|
|
|
|
#include <lwip/err.h>
|
|
#include <lwip/sys.h>
|
|
|
|
#include "app_prov.h"
|
|
|
|
static const char *TAG = "app";
|
|
|
|
static esp_err_t event_handler(void *ctx, system_event_t *event)
|
|
{
|
|
/* Invoke Provisioning event handler first */
|
|
app_prov_event_handler(ctx, event);
|
|
|
|
switch(event->event_id) {
|
|
case SYSTEM_EVENT_AP_START:
|
|
ESP_LOGI(TAG, "SoftAP started");
|
|
break;
|
|
case SYSTEM_EVENT_AP_STOP:
|
|
ESP_LOGI(TAG, "SoftAP stopped");
|
|
break;
|
|
case SYSTEM_EVENT_STA_START:
|
|
esp_wifi_connect();
|
|
break;
|
|
case SYSTEM_EVENT_STA_GOT_IP:
|
|
ESP_LOGI(TAG, "got ip:%s",
|
|
ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip));
|
|
break;
|
|
case SYSTEM_EVENT_AP_STACONNECTED:
|
|
ESP_LOGI(TAG, "station:"MACSTR" join, AID=%d",
|
|
MAC2STR(event->event_info.sta_connected.mac),
|
|
event->event_info.sta_connected.aid);
|
|
break;
|
|
case SYSTEM_EVENT_AP_STADISCONNECTED:
|
|
ESP_LOGI(TAG, "station:"MACSTR"leave, AID=%d",
|
|
MAC2STR(event->event_info.sta_disconnected.mac),
|
|
event->event_info.sta_disconnected.aid);
|
|
break;
|
|
case SYSTEM_EVENT_STA_DISCONNECTED:
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
static void wifi_init_sta()
|
|
{
|
|
/* Start wifi in station mode with credentials set during provisioning */
|
|
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
|
|
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
|
|
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA) );
|
|
ESP_ERROR_CHECK(esp_wifi_start() );
|
|
}
|
|
|
|
void app_main()
|
|
{
|
|
/* Security version */
|
|
int security = 0;
|
|
/* Proof of possession */
|
|
const protocomm_security_pop_t *pop = NULL;
|
|
|
|
#ifdef CONFIG_USE_SEC_1
|
|
security = 1;
|
|
#endif
|
|
|
|
/* Having proof of possession is optional */
|
|
#ifdef CONFIG_USE_POP
|
|
const static protocomm_security_pop_t app_pop = {
|
|
.data = (uint8_t *) CONFIG_POP,
|
|
.len = (sizeof(CONFIG_POP)-1)
|
|
};
|
|
pop = &app_pop;
|
|
#endif
|
|
|
|
/* Initialize networking stack */
|
|
tcpip_adapter_init();
|
|
|
|
/* Set our event handling */
|
|
ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL));
|
|
|
|
/* Check if device is provisioned */
|
|
bool provisioned;
|
|
if (app_prov_is_provisioned(&provisioned) != ESP_OK) {
|
|
ESP_LOGE(TAG, "Error getting device provisioning state");
|
|
return;
|
|
}
|
|
|
|
if (provisioned == false) {
|
|
/* If not provisioned, start provisioning via soft AP */
|
|
ESP_LOGI(TAG, "Starting WiFi SoftAP provisioning");
|
|
app_prov_start_softap_provisioning(CONFIG_SOFTAP_SSID, CONFIG_SOFTAP_PASS,
|
|
security, pop);
|
|
} else {
|
|
/* Start WiFi station with credentials set during provisioning */
|
|
ESP_LOGI(TAG, "Starting WiFi station");
|
|
wifi_init_sta(NULL);
|
|
}
|
|
}
|