esp_garden git · master

Update maybe wifi is easy?

Christian Immanuel · 2025-10-25 09:49 · 049deddadd4d943e1aede4243556f565c7704b1c

 wifi_hsnr/wifi.ino                                 | 100 +++++++++++++++++++++
 .../{ => wifi_enterprise_example}/CMakeLists.txt   |   0
 wifi_hsnr/{ => wifi_enterprise_example}/README.md  |   0
 .../generate_certs/generate_certs.py               |   0
 .../main/CMakeLists.txt                            |   0
 .../main/Kconfig.projbuild                         |   0
 .../{ => wifi_enterprise_example}/main/ca.pem      |   0
 .../{ => wifi_enterprise_example}/main/client.crt  |   0
 .../{ => wifi_enterprise_example}/main/client.pem  |   0
 .../{ => wifi_enterprise_example}/main/server.crt  |   0
 .../{ => wifi_enterprise_example}/main/server.pem  |   0
 .../main/wifi_enterprise_main.c                    |   0
 12 files changed, 100 insertions(+)

diff --git a/wifi_hsnr/wifi.ino b/wifi_hsnr/wifi.ino
new file mode 100644
index 0000000..90b39c2
--- /dev/null
+++ b/wifi_hsnr/wifi.ino
@@ -0,0 +1,100 @@
+/*|----------------------------------------------------------|*/
+/*|Connection sketch to eduroam network (WPA/WPA2) Enteprise |*/
+/*|Suitable for almost any ESP32 microcontroller with WiFi   |*/
+/*|Raspberry or Arduino WiFi CAN'T USE THIS LIBRARY!!!       |*/
+/*|Edited by: Martin Chlebovec (martinius96)                 |*/
+/*|Compilation under 2.0.3 Arduino Core and higher worked    |*/
+/*|Compilation can be done only using STABLE releases        |*/
+/*|Dev releases WILL NOT WORK. (Check your Ard. Core .json)  |*/
+/*|WiFi.begin() have more parameters for PEAP connection     |*/
+/*|----------------------------------------------------------|*/
+
+//WITHOUT certificate option connection is WORKING (if there is exception set on RADIUS server that will let connect devices without certificate)
+//It is DEPRECATED function and standardly turned off, so it must be turned on by your eduroam management at university / organisation
+
+//Connection with certificate WASN'T CONFIRMED ever, so probably that option is NOT WORKING
+
+#include <WiFi.h> //Wifi library
+#include "esp_wpa2.h" //wpa2 library for connections to Enterprise networks
+
+//Identity for user with password related to his realm (organization)
+//Available option of anonymous identity for federation of RADIUS servers or 1st Domain RADIUS servers
+#define EAP_ANONYMOUS_IDENTITY "anonymous@tuke.sk" //anonymous@example.com, or you can use also nickname@example.com
+#define EAP_IDENTITY "username@tuke.sk" //nickname@example.com, at some organizations should work nickname only without realm, but it is not recommended
+#define EAP_PASSWORD "password" //password for eduroam account
+#define EAP_USERNAME "username.tuke.sk" // the Username is the same as the Identity in most eduroam networks.
+
+//SSID NAME
+const char* ssid = "eduroam"; // eduroam SSID
+
+//Intermediate CA cert (GEANT OV RSA CA 4) in .pem format
+//Used for WiFi connection as trusted CA that issued certificate for wifi.uvt.tuke.sk - Technical university in Košice (Slovakia)
+//THIS CERTIFICATE WILL NOT WORK FOR OTHER UNIVERSITIES AND ORGANISATIONS!
+/* const static char* test_root_ca PROGMEM = \
+    "-----BEGIN CERTIFICATE-----\n" \
+    "MIIG5TCCBM2gAwIBAgIRANpDvROb0li7TdYcrMTz2+AwDQYJKoZIhvcNAQEMBQAw\n" \
+    "gYgxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpOZXcgSmVyc2V5MRQwEgYDVQQHEwtK\n" \
+    "ZXJzZXkgQ2l0eTEeMBwGA1UEChMVVGhlIFVTRVJUUlVTVCBOZXR3b3JrMS4wLAYD\n" \
+    "VQQDEyVVU0VSVHJ1c3QgUlNBIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MB4XDTIw\n" \
+    "MDIxODAwMDAwMFoXDTMzMDUwMTIzNTk1OVowRDELMAkGA1UEBhMCTkwxGTAXBgNV\n" \
+    "BAoTEEdFQU5UIFZlcmVuaWdpbmcxGjAYBgNVBAMTEUdFQU5UIE9WIFJTQSBDQSA0\n" \
+    "MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEApYhi1aEiPsg9ZKRMAw9Q\n" \
+    "r8Mthsr6R20VSfFeh7TgwtLQi6RSRLOh4or4EMG/1th8lijv7xnBMVZkTysFiPmT\n" \
+    "PiLOfvz+QwO1NwjvgY+Jrs7fSoVA/TQkXzcxu4Tl3WHi+qJmKLJVu/JOuHud6mOp\n" \
+    "LWkIbhODSzOxANJ24IGPx9h4OXDyy6/342eE6UPXCtJ8AzeumTG6Dfv5KVx24lCF\n" \
+    "TGUzHUB+j+g0lSKg/Sf1OzgCajJV9enmZ/84ydh48wPp6vbWf1H0O3Rd3LhpMSVn\n" \
+    "TqFTLKZSbQeLcx/l9DOKZfBCC9ghWxsgTqW9gQ7v3T3aIfSaVC9rnwVxO0VjmDdP\n" \
+    "FNbdoxnh0zYwf45nV1QQgpRwZJ93yWedhp4ch1a6Ajwqs+wv4mZzmBSjovtV0mKw\n" \
+    "d+CQbSToalEUP4QeJq4Udz5WNmNMI4OYP6cgrnlJ50aa0DZPlJqrKQPGL69KQQz1\n" \
+    "2WgxvhCuVU70y6ZWAPopBa1ykbsttpLxADZre5cH573lIuLHdjx7NjpYIXRx2+QJ\n" \
+    "URnX2qx37eZIxYXz8ggM+wXH6RDbU3V2o5DP67hXPHSAbA+p0orjAocpk2osxHKo\n" \
+    "NSE3LCjNx8WVdxnXvuQ28tKdaK69knfm3bB7xpdfsNNTPH9ElcjscWZxpeZ5Iij8\n" \
+    "lyrCG1z0vSWtSBsgSnUyG/sCAwEAAaOCAYswggGHMB8GA1UdIwQYMBaAFFN5v1qq\n" \
+    "K0rPVIDh2JvAnfKyA2bLMB0GA1UdDgQWBBRvHTVJEGwy+lmgnryK6B+VvnF6DDAO\n" \
+    "BgNVHQ8BAf8EBAMCAYYwEgYDVR0TAQH/BAgwBgEB/wIBADAdBgNVHSUEFjAUBggr\n" \
+    "BgEFBQcDAQYIKwYBBQUHAwIwOAYDVR0gBDEwLzAtBgRVHSAAMCUwIwYIKwYBBQUH\n" \
+    "AgEWF2h0dHBzOi8vc2VjdGlnby5jb20vQ1BTMFAGA1UdHwRJMEcwRaBDoEGGP2h0\n" \
+    "dHA6Ly9jcmwudXNlcnRydXN0LmNvbS9VU0VSVHJ1c3RSU0FDZXJ0aWZpY2F0aW9u\n" \
+    "QXV0aG9yaXR5LmNybDB2BggrBgEFBQcBAQRqMGgwPwYIKwYBBQUHMAKGM2h0dHA6\n" \
+    "Ly9jcnQudXNlcnRydXN0LmNvbS9VU0VSVHJ1c3RSU0FBZGRUcnVzdENBLmNydDAl\n" \
+    "BggrBgEFBQcwAYYZaHR0cDovL29jc3AudXNlcnRydXN0LmNvbTANBgkqhkiG9w0B\n" \
+    "AQwFAAOCAgEAUtlC3e0xj/1BMfPhdQhUXeLjb0xp8UE28kzWE5xDzGKbfGgnrT2R\n" \
+    "lw5gLIx+/cNVrad//+MrpTppMlxq59AsXYZW3xRasrvkjGfNR3vt/1RAl8iI31lG\n" \
+    "hIg6dfIX5N4esLkrQeN8HiyHKH6khm4966IkVVtnxz5CgUPqEYn4eQ+4eeESrWBh\n" \
+    "AqXaiv7HRvpsdwLYekAhnrlGpioZ/CJIT2PTTxf+GHM6cuUnNqdUzfvrQgA8kt1/\n" \
+    "ASXx2od/M+c8nlJqrGz29lrJveJOSEMX0c/ts02WhsfMhkYa6XujUZLmvR1Eq08r\n" \
+    "48/EZ4l+t5L4wt0DV8VaPbsEBF1EOFpz/YS2H6mSwcFaNJbnYqqJHIvm3PLJHkFm\n" \
+    "EoLXRVrQXdCT+3wgBfgU6heCV5CYBz/YkrdWES7tiiT8sVUDqXmVlTsbiRNiyLs2\n" \
+    "bmEWWFUl76jViIJog5fongEqN3jLIGTG/mXrJT1UyymIcobnIGrbwwRVz/mpFQo0\n" \
+    "vBYIi1k2ThVh0Dx88BbF9YiP84dd8Fkn5wbE6FxXYJ287qfRTgmhePecPc73Yrzt\n" \
+    "apdRcsKVGkOpaTIJP/l+lAHRLZxk/dUtyN95G++bOSQqnOCpVPabUGl2E/OEyFrp\n" \
+    "Ipwgu2L/WJclvd6g+ZA/iWkLSMcpnFb+uX6QBqvD6+RNxul1FaB5iHY=\n" \
+    "-----END CERTIFICATE-----\n"; */
+
+void setup() {
+  Serial.begin(115200);
+  delay(10);
+  Serial.print(F("Connecting to network: "));
+  Serial.println(ssid);
+  WiFi.disconnect(true);  //disconnect from WiFi to set new WiFi connection
+  //WiFi.begin(ssid, WPA2_AUTH_PEAP, EAP_ANONYMOUS_IDENTITY, EAP_IDENTITY, EAP_PASSWORD, test_root_ca); //with CERTIFICATE 
+  WiFi.begin(ssid, WPA2_AUTH_PEAP, EAP_IDENTITY, EAP_USERNAME, EAP_PASSWORD); // without CERTIFICATE, RADIUS server EXCEPTION "for old devices" required
+
+  // Example: a cert-file WPA2 Enterprise with PEAP - client certificate and client key required
+  //WiFi.begin(ssid, WPA2_AUTH_PEAP, EAP_IDENTITY, EAP_USERNAME, EAP_PASSWORD, test_root_ca, client_cert, client_key);
+
+  // Example: TLS with cert-files and no password - client certificate and client key required
+  //WiFi.begin(ssid, WPA2_AUTH_TLS, EAP_IDENTITY, NULL, NULL, test_root_ca, client_cert, client_key);
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(F("."));
+  }
+  Serial.println("");
+  Serial.println(F("WiFi is connected!"));
+  Serial.println(F("IP address set: "));
+  Serial.println(WiFi.localIP()); //print LAN IP
+}
+
+void loop() {
+  yield();
+}
diff --git a/wifi_hsnr/CMakeLists.txt b/wifi_hsnr/wifi_enterprise_example/CMakeLists.txt
similarity index 100%
rename from wifi_hsnr/CMakeLists.txt
rename to wifi_hsnr/wifi_enterprise_example/CMakeLists.txt
diff --git a/wifi_hsnr/README.md b/wifi_hsnr/wifi_enterprise_example/README.md
similarity index 100%
rename from wifi_hsnr/README.md
rename to wifi_hsnr/wifi_enterprise_example/README.md
diff --git a/wifi_hsnr/generate_certs/generate_certs.py b/wifi_hsnr/wifi_enterprise_example/generate_certs/generate_certs.py
similarity index 100%
rename from wifi_hsnr/generate_certs/generate_certs.py
rename to wifi_hsnr/wifi_enterprise_example/generate_certs/generate_certs.py
diff --git a/wifi_hsnr/main/CMakeLists.txt b/wifi_hsnr/wifi_enterprise_example/main/CMakeLists.txt
similarity index 100%
rename from wifi_hsnr/main/CMakeLists.txt
rename to wifi_hsnr/wifi_enterprise_example/main/CMakeLists.txt
diff --git a/wifi_hsnr/main/Kconfig.projbuild b/wifi_hsnr/wifi_enterprise_example/main/Kconfig.projbuild
similarity index 100%
rename from wifi_hsnr/main/Kconfig.projbuild
rename to wifi_hsnr/wifi_enterprise_example/main/Kconfig.projbuild
diff --git a/wifi_hsnr/main/ca.pem b/wifi_hsnr/wifi_enterprise_example/main/ca.pem
similarity index 100%
rename from wifi_hsnr/main/ca.pem
rename to wifi_hsnr/wifi_enterprise_example/main/ca.pem
diff --git a/wifi_hsnr/main/client.crt b/wifi_hsnr/wifi_enterprise_example/main/client.crt
similarity index 100%
rename from wifi_hsnr/main/client.crt
rename to wifi_hsnr/wifi_enterprise_example/main/client.crt
diff --git a/wifi_hsnr/main/client.pem b/wifi_hsnr/wifi_enterprise_example/main/client.pem
similarity index 100%
rename from wifi_hsnr/main/client.pem
rename to wifi_hsnr/wifi_enterprise_example/main/client.pem
diff --git a/wifi_hsnr/main/server.crt b/wifi_hsnr/wifi_enterprise_example/main/server.crt
similarity index 100%
rename from wifi_hsnr/main/server.crt
rename to wifi_hsnr/wifi_enterprise_example/main/server.crt
diff --git a/wifi_hsnr/main/server.pem b/wifi_hsnr/wifi_enterprise_example/main/server.pem
similarity index 100%
rename from wifi_hsnr/main/server.pem
rename to wifi_hsnr/wifi_enterprise_example/main/server.pem
diff --git a/wifi_hsnr/main/wifi_enterprise_main.c b/wifi_hsnr/wifi_enterprise_example/main/wifi_enterprise_main.c
similarity index 100%
rename from wifi_hsnr/main/wifi_enterprise_main.c
rename to wifi_hsnr/wifi_enterprise_example/main/wifi_enterprise_main.c