alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-16 06:54:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

examples/protocols/http(s,2)_request: use common network component

Browse Source
This commit is contained in:
Ivan Grokhotkov
2019-04-11 18:54:26 +08:00
committed by bot
parent a5b0f5d6ed
commit e1d1f10e8a
16 changed files with 74 additions and 338 deletions
Download Patch File Download Diff File Expand all files Collapse all files

82
examples/protocols/http2_request/main/http2_request_example_main.c
View File

@@ -15,34 +15,16 @@
#include <sys/time.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/event_groups.h"
#include "esp_wifi.h"
#include "esp_event_loop.h"
#include "esp_event.h"
#include "lwip/apps/sntp.h"
#include "esp_log.h"
#include "esp_system.h"
#include "nvs_flash.h"
#include "protocol_examples_common.h"
#include "tcpip_adapter.h"
#include "sh2lib.h"
/* The examples use simple WiFi configuration that you can set via
'make menuconfig'.
If you'd rather not, just change the below entries to strings with
the config you want - ie #define EXAMPLE_WIFI_SSID "mywifissid"
*/
#define EXAMPLE_WIFI_SSID CONFIG_WIFI_SSID
#define EXAMPLE_WIFI_PASS CONFIG_WIFI_PASSWORD
/* FreeRTOS event group to signal when we are connected & ready to make a request */
static EventGroupHandle_t wifi_event_group;
/* The event group allows multiple bits for each event,
but we only care about one event - are we connected
to the AP with an IP? */
const int CONNECTED_BIT = BIT0;
static const char *TAG = "http2-req";
/* The HTTP/2 server to connect to */
#define HTTP2_SERVER_URI "https://http2.golang.org"
@@ -51,6 +33,7 @@ static const char *TAG = "http2-req";
/* A PUT request that echoes whatever we had sent to it */
#define HTTP2_PUT_PATH "/ECHO"
int handle_get_response(struct sh2lib_handle *handle, const char *data, size_t len, int flags)
{
if (len) {
@@ -111,10 +94,6 @@ static void set_time(void)
static void http2_task(void *args)
{
/* Waiting for connection */
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT,
false, true, portMAX_DELAY);
/* Set current time: proper system time is required for TLS based
* certificate verification.
*/
@@ -125,6 +104,7 @@ static void http2_task(void *args)
struct sh2lib_handle hd;
if (sh2lib_connect(&hd, HTTP2_SERVER_URI) != 0) {
printf("Failed to connect\n");
vTaskDelete(NULL);
return;
}
printf("Connection done\n");
@@ -148,53 +128,17 @@ static void http2_task(void *args)
vTaskDelete(NULL);
}
static esp_err_t event_handler(void *ctx, system_event_t *event)
{
switch (event->event_id) {
case SYSTEM_EVENT_STA_START:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_START");
ESP_ERROR_CHECK(esp_wifi_connect());
break;
case SYSTEM_EVENT_STA_GOT_IP:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_GOT_IP");
ESP_LOGI(TAG, "got ip:%s\n", ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip));
xEventGroupSetBits(wifi_event_group, CONNECTED_BIT);
break;
case SYSTEM_EVENT_STA_DISCONNECTED:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_DISCONNECTED");
ESP_ERROR_CHECK(esp_wifi_connect());
xEventGroupClearBits(wifi_event_group, CONNECTED_BIT);
break;
default:
break;
}
return ESP_OK;
}
static void initialise_wifi(void)
{
tcpip_adapter_init();
wifi_event_group = xEventGroupCreate();
ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) );
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_WIFI_SSID,
.password = EXAMPLE_WIFI_PASS,
},
};
ESP_LOGI(TAG, "Setting WiFi configuration SSID %s...", wifi_config.sta.ssid);
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
ESP_ERROR_CHECK( esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) );
ESP_ERROR_CHECK( esp_wifi_start() );
}
void app_main()
{
ESP_ERROR_CHECK( nvs_flash_init() );
initialise_wifi();
tcpip_adapter_init();
ESP_ERROR_CHECK(esp_event_loop_create_default());
/* This helper function configures Wi-Fi or Ethernet, as selected in menuconfig.
* Read "Establishing Wi-Fi or Ethernet Connection" section in
* examples/protocols/README.md for more information about this function.
*/
ESP_ERROR_CHECK(example_connect());
xTaskCreate(&http2_task, "http2_task", (1024 * 32), NULL, 5, NULL);
}