From e4c3b52cd56353c8109d7f6d03ced05e31ecd197 Mon Sep 17 00:00:00 2001
From: nativemad <andreas.schuerch@nativenet.ch>
Date: Sat, 1 Dec 2018 18:51:36 +0100
Subject: [PATCH] introduce mac generator

---
 web/index.php | 14 ++++++++++++--
 web/nlvmi.js  | 31 +++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+), 2 deletions(-)

diff --git a/web/index.php b/web/index.php
index 82f830b..ba09c51 100644
--- a/web/index.php
+++ b/web/index.php
@@ -155,8 +155,18 @@ function checkmacfree($vmname,$mac,$db_handle){
     return 0;
 }
 
+if (isset($_POST['checkmac'])){
+    $mac = clean($_POST['checkmac']);
+    $mf = checkmacfree('novm', $mac, $db_handle);
+    if ($mf == 0){
+        echo "mac is free";
+    } else {
+        echo "mac not free";
+    }
+    exit;
+
 //delete vms
-if (isset($_SESSION['username'])){
+} elseif (isset($_SESSION['username'])){
     if ((isset($_POST['deleteid']))&&(isset($_POST['deletename']))&&($_POST['delwhat']=="vm")){
         if($_SESSION['isadmin']!=1){
             echo "you are not allowed to delete vms!";
@@ -777,7 +787,7 @@ if (isset($_SESSION['username'])){
                 } elseif (preg_match('/tapdev/', $arrColnames[$col])) {
                     echo "<div class=row><div class=col-md-1 style=text-align:right>$arrColnames[$col]</div><div class=col-md-2><input class=form-control type=text name=$arrColnames[$col] value=\"$val\" placeholder=\"$placehold[$colname]\"></div>";
                 } elseif (preg_match('/macaddr/', $arrColnames[$col])) {
-                    echo "<div class=col-md-1 style=text-align:right>$arrColnames[$col]</div><div class=col-md-2><input class=form-control type=text name=$arrColnames[$col] value=\"$val\" placeholder=\"$placehold[$colname]\"></div>";
+                    echo "<div class=col-md-1 style=text-align:right>$arrColnames[$col]</div><div class=col-md-2><input class=form-control type=text name=$arrColnames[$col] id=$arrColnames[$col] value=\"$val\" placeholder=\"$placehold[$colname]\"></div><div onclick=genmac('$arrColnames[$col]') class=\"btn btn-primary\">gen</div>";
                 } elseif (preg_match('/brdev/', $arrColnames[$col])) {
                     echo "<div class=col-md-1 style=text-align:right>$arrColnames[$col]</div><div class=col-md-2><input class=form-control type=text name=$arrColnames[$col] value=\"$val\" placeholder=\"$placehold[$colname]\"></div></div>";
                 } elseif (preg_match('/drive/', $arrColnames[$col])){
diff --git a/web/nlvmi.js b/web/nlvmi.js
index 88954f9..261b935 100644
--- a/web/nlvmi.js
+++ b/web/nlvmi.js
@@ -215,3 +215,34 @@ function createimg(){
         }
     });
 }
+
+function genmac(field){
+    freemacfound = "no";
+    while (freemacfound == "no"){
+        var text = "";
+        var possible = "abcdef0123456789";
+        for (j=0; j < 4; j++){
+            text += ":";
+            for (var i = 0; i < 2; i++)
+                text += possible.charAt(Math.floor(Math.random() * possible.length));
+        }
+        var newmac = "52:54:00"+ text;
+        freemacfound = checkmac(newmac, field);
+    }
+}
+
+function checkmac(newmac,field){
+    $.ajax({
+        type: 'POST',
+        url: "?rand="+ makeid(),
+        data: "checkmac="+ newmac,
+        success: function(response){
+            if (response == "mac is free"){
+                $('#'+ field).val(newmac);
+                return newmac;
+            } else {
+                return "no";
+            }
+        }
+    });
+}