modified: ri_data.py

modified:   ri_tk_cmd.py
	modified:   ../xml/interface.xml
    updata  add message box for specal mount point

interface/ri_data.py

@@ -407,6 +407,21 @@ p_node - xml node (parent node)'''
             return Partition.get_size(dev)
         elif dev in Raid.dict.keys():
             return Raid.get_size(dev)
+        
+    @staticmethod
+    def is_check_data(dev,dr,fs):
+        '''check mount point is feasible. dr is mount point, dev is device'''
+        # check mount point is existent or not
+        if dr and dr in [ m.directory for m in MountPoint.dict.values() if m.device !=dev ]:
+            return False
+
+        # check mount point is special or not
+        if dr in ['/etc','/bin','/sbin','/lib']:
+            return False
+        elif dr in ['/','/boot'] and fs in ['reiserfs','xfs']:
+            return False
+
+        return True
 
 class Network:
     ''' network '''