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updated WifiClientEnterprise example (#1988)

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* updated WifiClientEnterprise example

* Update WiFiClientEnterprise.ino
This commit is contained in:
Martin 2018-11-19 16:59:56 +01:00 committed by Me No Dev
parent 7b811f9b3a
commit c7fa251d78
1 changed files with 42 additions and 37 deletions
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75
libraries/WiFi/examples/WiFiClientEnterprise/WiFiClientEnterprise.ino
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@ -1,12 +1,10 @@
//Sketch edited by: martinius96 (Martin Chlebovec)
//Personal website: https://arduino.php5.sk
#include "esp_wpa2.h"
#include <WiFi.h>
#define EAP_IDENTITY "login@university.domain" //eduroam login --> identity@youruniversity.domain
#include <WiFi.h> //Wifi library
#include "esp_wpa2.h" //wpa2 library for connections to Enterprise networks
#define EAP_IDENTITY "login" //if connecting from another corporation, use identity@organisation.domain in Eduroam
#define EAP_PASSWORD "password" //your Eduroam password
String line; //variable for response
const char* ssid = "eduroam"; // Eduroam SSID
const char* host = "arduino.php5.sk"; //external server domain for HTTP connection after authentification
int counter = 0;
void setup() {
Serial.begin(115200);
delay(10);
@ -14,51 +12,58 @@ void setup() {
Serial.print("Connecting to network: ");
Serial.println(ssid);
WiFi.disconnect(true); //disconnect form wifi to set new wifi connection
WiFi.mode(WIFI_STA);
WiFi.mode(WIFI_STA); //init wifi mode
esp_wifi_sta_wpa2_ent_set_identity((uint8_t *)EAP_IDENTITY, strlen(EAP_IDENTITY)); //provide identity
esp_wifi_sta_wpa2_ent_set_username((uint8_t *)EAP_IDENTITY, strlen(EAP_IDENTITY)); //provide username
esp_wifi_sta_wpa2_ent_set_username((uint8_t *)EAP_IDENTITY, strlen(EAP_IDENTITY)); //provide username --> identity and username is same
esp_wifi_sta_wpa2_ent_set_password((uint8_t *)EAP_PASSWORD, strlen(EAP_PASSWORD)); //provide password
esp_wpa2_config_t config = WPA2_CONFIG_INIT_DEFAULT(); //set config to default (fixed for 2018 and Arduino 1.8.5+)
esp_wifi_sta_wpa2_ent_enable(&config); //set config to enable function (fixed for 2018 and Arduino 1.8.5+)
WiFi.begin(ssid); //connect to Eduroam function
WiFi.setHostname("ESP32Name"); //set Hostname for your device - not neccesary
esp_wpa2_config_t config = WPA2_CONFIG_INIT_DEFAULT(); //set config settings to default
esp_wifi_sta_wpa2_ent_enable(&config); //set config settings to enable function
WiFi.begin(ssid); //connect to wifi
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
counter++;
if(counter>=60){ //after 30 seconds timeout - reset board
ESP.restart();
}
}
Serial.println("");
Serial.println("WiFi connected");
Serial.println("IP address set: ");
Serial.println(WiFi.localIP()); //print LAN IP
}
void loop() {
delay(5000);
if (WiFi.status() != WL_CONNECTED) { //if we lost connection, retry
if (WiFi.status() == WL_CONNECTED) { //if we are connected to Eduroam network
counter = 0; //reset counter
Serial.println("Wifi is still connected with IP: ");
Serial.println(WiFi.localIP()); //inform user about his IP address
}else if (WiFi.status() != WL_CONNECTED) { //if we lost connection, retry
WiFi.begin(ssid);
}
while (WiFi.status() != WL_CONNECTED) { //during lost connection, print dots
delay(500);
}
Serial.print(".");
counter++;
if(counter>=60){ //30 seconds timeout - reset board
ESP.restart();
}
}
Serial.print("Connecting to website: ");
Serial.println(host);
WiFiClient client;
if (!client.connect(host, 80)) { // HTTP connection on port 80
Serial.println("Connection lost! - Failed response");
}
String url = "/rele/rele1.txt"; //read .txt file
Serial.print("Requesting URL: ");
Serial.println(url);
client.print(String("GET ") + url + " HTTP/1.1\r\n" + "Host: " + host + "\r\n" + "Connection: close\r\n\r\n");
unsigned long timeout = millis();
while (client.available() == 0) {
if (millis() - timeout > 5000) {
Serial.println("Client timed out! - retry");
if (client.connect(host, 80)) {
String url = "/rele/rele1.txt";
client.print(String("GET ") + url + " HTTP/1.1\r\n" + "Host: " + host + "\r\n" + "User-Agent: ESP32\r\n" + "Connection: close\r\n\r\n");
while (client.connected()) {
String line = client.readStringUntil('\n');
if (line == "\r") {
break;
}
}
String line = client.readStringUntil('\n');
Serial.println(line);
}else{
Serial.println("Connection unsucessful");
}
}
while(client.available()) {
line = client.readStringUntil('\n');
Serial.println(line);
}
Serial.println();
Serial.println("End connection");
client.stop();
}