Пишет нет связи с сайтом при попитке подлючиться по ip ESP-IDF
Я пытаюсь создать sta-сервер
в ESP-IDF
, но столкнулся с проблемой — при попытке подключиться по ip
к серверу пишет, что нету связи с сайтом:
Код esp-idf
:
#include <stdio.h>
#include <stdlib.h>
#include <string.h> //Requires by memset
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_system.h"
#include "esp_spi_flash.h"
#include <esp_http_server.h>
#include "esp_wifi.h"//
#include "esp_event.h"//
#include "freertos/event_groups.h"
#include "esp_log.h"
#include "nvs_flash.h"
#include "esp_netif.h"
#include "driver/gpio.h"
#include <lwip/sockets.h>
#include <lwip/sys.h>
#include <lwip/api.h>
#include <lwip/netdb.h>
#include <sys/param.h>
#include "esp_eth.h"
#include "lwip/err.h"
#include "sayt.h"
int ServTimer = 0;
char data[15];
extern char home[];
char Mylink;
static const char *TAG = "espressif"; // TAG for debug
#define EXAMPLE_ESP_WIFI_SSID "Danilo"
#define EXAMPLE_ESP_WIFI_PASS "357357357"
#define EXAMPLE_ESP_MAXIMUM_RETRY 7
/* FreeRTOS event group to signal when we are connected*/
static EventGroupHandle_t s_wifi_event_group;
/* The event group allows multiple bits for each event, but we only care about two events:
* - we are connected to the AP with an IP
* - we failed to connect after the maximum amount of retries */
#define WIFI_CONNECTED_BIT BIT0
#define WIFI_FAIL_BIT BIT1
static int s_retry_num = 0;
static void event_handler(void *arg, esp_event_base_t event_base,
int32_t event_id, void *event_data)
{
if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_START)
{
esp_wifi_connect();
}
else if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_DISCONNECTED)
{
if (s_retry_num < EXAMPLE_ESP_MAXIMUM_RETRY)
{
esp_wifi_connect();
s_retry_num++;
ESP_LOGI(TAG, "retry to connect to the AP");
}
else
{
xEventGroupSetBits(s_wifi_event_group, WIFI_FAIL_BIT);
}
ESP_LOGI(TAG, "connect to the AP fail");
}
else if (event_base == IP_EVENT && event_id == IP_EVENT_STA_GOT_IP)
{
ip_event_got_ip_t *event = (ip_event_got_ip_t *)event_data;
ESP_LOGI(TAG, "got ip:" IPSTR, IP2STR(&event->ip_info.ip));
s_retry_num = 0;
xEventGroupSetBits(s_wifi_event_group, WIFI_CONNECTED_BIT);
}
}
void connect_wifi(void)
{
s_wifi_event_group = xEventGroupCreate();
ESP_ERROR_CHECK(esp_netif_init());
ESP_ERROR_CHECK(esp_event_loop_create_default());
esp_netif_create_default_wifi_sta();
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
esp_event_handler_instance_t instance_any_id;
esp_event_handler_instance_t instance_got_ip;
ESP_ERROR_CHECK(esp_event_handler_instance_register(WIFI_EVENT,
ESP_EVENT_ANY_ID,
&event_handler,
NULL,
&instance_any_id));
ESP_ERROR_CHECK(esp_event_handler_instance_register(IP_EVENT,
IP_EVENT_STA_GOT_IP,
&event_handler,
NULL,
&instance_got_ip));
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_ESP_WIFI_SSID,
.password = EXAMPLE_ESP_WIFI_PASS,
.threshold.authmode = WIFI_AUTH_WPA2_PSK,
},
};
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_set_config(WIFI_IF_STA, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
ESP_LOGI(TAG, "wifi_init_sta finished.");
/* Waiting until either the connection is established (WIFI_CONNECTED_BIT) or connection failed for the maximum
* number of re-tries (WIFI_FAIL_BIT). The bits are set by event_handler() (see above) */
EventBits_t bits = xEventGroupWaitBits(s_wifi_event_group,
WIFI_CONNECTED_BIT | WIFI_FAIL_BIT,
pdFALSE,
pdFALSE,
portMAX_DELAY);
/* xEventGroupWaitBits() returns the bits before the call returned, hence we can test which event actually
* happened. */
if (bits & WIFI_CONNECTED_BIT)
{
ESP_LOGI(TAG, "connected to ap SSID:%s password:%s",
EXAMPLE_ESP_WIFI_SSID, EXAMPLE_ESP_WIFI_PASS);
}
else if (bits & WIFI_FAIL_BIT)
{
ESP_LOGI(TAG, "Failed to connect to SSID:%s, password:%s",
EXAMPLE_ESP_WIFI_SSID, EXAMPLE_ESP_WIFI_PASS);
}
else
{
ESP_LOGE(TAG, "UNEXPECTED EVENT");
}
vEventGroupDelete(s_wifi_event_group);
}
esp_err_t get_req_handler(httpd_req_t *req)
{
const char *response = (const char *) req->user_ctx;
return httpd_resp_send(req, response, strlen(response));
}
esp_err_t led_on_handler(httpd_req_t *req)
{
ServTimer++;
sprintf(data,"%i",ServTimer);
char buf[100];
httpd_req_get_url_query_str(req, buf, httpd_req_get_url_query_len(req)+1);
ESP_LOGI(TAG,"%s", buf);
const char *response = (const char *) req->user_ctx;
return httpd_resp_send(req, response, strlen(response));
};
static esp_err_t echo_post_handler(httpd_req_t *req)
{
char buf[100];
httpd_req_get_url_query_str(req, buf, httpd_req_get_url_query_len(req)+1);
ESP_LOGI(TAG,"%s", buf);
const char *response = (const char *) req->user_ctx;
return httpd_resp_send(req, response, strlen(response));
};
httpd_uri_t uri_get = {
.uri = "/",
.method = HTTP_GET,
.handler = get_req_handler,
.user_ctx = home};
httpd_uri_t uri_on = {
.uri = "/read",
.method = HTTP_GET,
.handler = led_on_handler,
.user_ctx = data};
static const httpd_uri_t button = {
.uri = "/post",
.method = HTTP_GET,
.handler = echo_post_handler,
.user_ctx = data
};
httpd_handle_t setup_server(void)
{
httpd_config_t config = HTTPD_DEFAULT_CONFIG();
httpd_handle_t server = NULL;
if (httpd_start(&server, &config) == ESP_OK)
{
httpd_register_uri_handler(server, &uri_get);
httpd_register_uri_handler(server, &uri_on);
httpd_register_uri_handler(server, &button);
}
return server;
}
void app_main()
{
// Initialize NVS
esp_err_t ret = nvs_flash_init();
if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND)
{
ESP_ERROR_CHECK(nvs_flash_erase());
ret = nvs_flash_init();
}
ESP_ERROR_CHECK(ret);
ESP_LOGI(TAG, "ESP_WIFI_MODE_STA");
connect_wifi();
setup_server();
}
sayt.h
:
#ifndef MAIN_SAYT_H_
#define MAIN_SAYT_H_
char home[] = "<head>\
<script src=\"https://cdn.plot.ly/plotly-2.30.0.min.js\"></script>\
</head>\
<body>\
<div id='myDiv'></div>\
<script>\
const graphDiv = document.getElementById('myDiv');\
var time = [0];\
var value = [0];\
var i = 1;\
var f1 = [\
{\
x: time,\
y: value,\
fill: 'tozeroy',\
type: 'scatter',\
line: {color: 'orange'}\
}\
];\
setInterval(function(){\
i+=1;\
time.push(i);\
vaue.push(i);\
Plotly.relayout(graphDiv, {y: [value],x: [time]});\
if (time.length>12){\
time.shift();\
value.shift();\
}\
},1000);\
Plotly.newPlot( graphDiv, f1);\
</script>\
</body>";
#endif