feat: implement bandwidth enforcement mechanism in Proxmox server component to throttle servers exceeding usage limits, enhancing resource management

extensions/Servers/Proxmox/Livewire/Server.php

@@ -12,6 +12,9 @@ class Server extends Component
     public function mount(ServerModel $server): void
     {
         parent::mount($server);
+        
+        // Check and enforce bandwidth throttling if exceeded
+        $this->checkAndEnforceBandwidthLimit();
     }
 
     public function getMonthlyTrafficProperty()
@@ -97,6 +100,68 @@ class Server extends Component
         });
     }
 
+    protected function checkAndEnforceBandwidthLimit()
+    {
+        $monthlyTraffic = $this->monthlyTraffic;
+        $threshold = $this->bandwidthThreshold95;
+        
+        // Check if bandwidth is exceeded
+        if ($monthlyTraffic > $threshold) {
+            // Throttle the server to 1 MiB/s
+            $this->throttleServerBandwidth();
+        }
+    }
+
+    protected function throttleServerBandwidth()
+    {
+        try {
+            $proxmox = new \Paymenter\Extensions\Servers\Proxmox\Proxmox;
+            
+            // Get current VM config
+            $config = $proxmox->request('/nodes/' . $this->server->node->name . '/qemu/' . $this->server->vm_id . '/config')->json()['data'];
+            
+            $updates = [];
+            
+            // Update all network interfaces to rate limit of 1 MiB/s
+            foreach ($config as $key => $value) {
+                if (preg_match('/^net\d+$/', $key)) {
+                    // Parse existing network config
+                    $parts = explode(',', $value);
+                    $newParts = [];
+                    $hasRate = false;
+                    
+                    foreach ($parts as $part) {
+                        if (strpos($part, 'rate=') === 0) {
+                            // Replace existing rate
+                            $newParts[] = 'rate=1';
+                            $hasRate = true;
+                        } else {
+                            $newParts[] = $part;
+                        }
+                    }
+                    
+                    // Add rate if not present
+                    if (!$hasRate) {
+                        $newParts[] = 'rate=1';
+                    }
+                    
+                    $updates[$key] = implode(',', $newParts);
+                }
+            }
+            
+            // Apply the updates if any network interfaces were found
+            if (!empty($updates)) {
+                $proxmox->request('/nodes/' . $this->server->node->name . '/qemu/' . $this->server->vm_id . '/config', 'put', $updates);
+            }
+        } catch (\Throwable $e) {
+            // Log the error but don't fail the page load
+            \Log::error('Failed to throttle bandwidth for server ' . $this->server->id, [
+                'error' => $e->getMessage(),
+                'server_id' => $this->server->id,
+            ]);
+        }
+    }
+
     public function render()
     {
         return view('proxmox::server');