Add childMounts function for detect mount points.

pym/cl_utils.py

@@ -617,6 +617,22 @@ def isMount(path):
                          map(lambda x: [x[0], x[1]], map(lambda x: x.split(" "),
                              open(mtabFile)))),[""]))[0]
 
+def childMounts(path):
+    """Get all mount points which contain path"""
+    if path != "none":
+        absPath = os.path.abspath(path)
+    else:
+        absPath = path
+    mtabFile = '/etc/mtab'
+    if not os.access(mtabFile,os.R_OK):
+        return ""
+    return reduce(lambda x,y: x + [y],
+                  filter(lambda x: absPath in x[0] or absPath in x[1],
+                         map(lambda x: [x[0], x[1]],
+                             map(lambda x: x.split(" "),
+                                 open(mtabFile)))),
+                  [])
+
 def pathJoin(*paths):
     """Складывает пути, в отличии от os.path.join, складывает абсолютные пути"""
     if len(paths)==1: