first commit

plugins/simplesaml/lib/vendor/dapphp/radius/example/client.php

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+<?php
+
+/**
+ * RADIUS client example using PAP password.
+ */
+
+error_reporting(E_ALL);
+ini_set('display_errors', 1);
+
+require_once __DIR__ . '/../autoload.php';
+
+$radius = new \Dapphp\Radius\Radius();
+$radius->setServer('127.0.0.1')        // IP or hostname of RADIUS server
+       ->setSecret('testing123')       // RADIUS shared secret
+       ->setNasIpAddress('127.0.0.1')  // IP or hostname of NAS (device authenticating user)
+       ->setAttribute(32, 'vpn')       // NAS identifier
+       ->setDebug();                   // Enable debug output to screen/console
+
+// Send access request for a user with username = 'username' and password = 'password!'
+$response = $radius->accessRequest('username', 'password!');
+
+if ($response === false) {
+    // false returned on failure
+    echo sprintf("Access-Request failed with error %d (%s).\n",
+        $radius->getErrorCode(),
+        $radius->getErrorMessage()
+    );
+} else {
+    // access request was accepted - client authenticated successfully
+    echo "Success!  Received Access-Accept response from RADIUS server.\n";
+}