Add backup maintenance and guest update controls

maintenance_window.go

@@ -17,6 +17,51 @@ type MaintenanceWindow struct {
 	AllAlerts  bool    `json:"allAlerts"`
 	ServiceIDs []int64 `json:"serviceIds"`
 	VMIDs      []int   `json:"vmids"`
+	Automatic  bool    `json:"automatic"`
+	Source     string  `json:"source,omitempty"`
+}
+
+func automaticBackupMaintenance(activity ProxmoxActivity, links []ServiceLink, now time.Time) MaintenanceWindow {
+	vmids := []int{}
+	backupRunning := false
+	for _, task := range activity.Tasks {
+		if task.Type != "vzdump" || task.EndTime > 0 || (task.Status != "" && !strings.EqualFold(task.Status, "running")) {
+			continue
+		}
+		backupRunning = true
+		if vmid := backupTaskVMID(task); vmid > 0 {
+			vmids = append(vmids, vmid)
+		}
+	}
+	vmids = uniqueInt(vmids)
+	if !backupRunning {
+		return MaintenanceWindow{}
+	}
+	selected := map[int]bool{}
+	for _, vmid := range vmids {
+		selected[vmid] = true
+	}
+	serviceIDs := []int64{}
+	for _, link := range links {
+		if selected[link.VMID] {
+			serviceIDs = append(serviceIDs, link.ServiceID)
+		}
+	}
+	return MaintenanceWindow{Enabled: true, Active: true, StartedAt: now.Unix(), EndsAt: now.Add(2 * time.Minute).Unix(), Reason: "Автоматически: выполняется backup VM/LXC", VMIDs: vmids, ServiceIDs: uniqueInt64(serviceIDs), AllAlerts: len(vmids) == 0, Automatic: true, Source: "backup"}
+}
+
+func backupTaskVMID(task ProxmoxTask) int {
+	if vmid, err := strconv.Atoi(strings.TrimSpace(task.ID)); err == nil && vmid > 0 {
+		return vmid
+	}
+	parts := strings.Split(task.UPID, ":")
+	for i, part := range parts {
+		if part == "vzdump" && i+1 < len(parts) {
+			vmid, _ := strconv.Atoi(parts[i+1])
+			return vmid
+		}
+	}
+	return 0
 }
 
 func (s *Store) MaintenanceWindow() MaintenanceWindow {