From 2403fcbc78087900f0766b10d58efc69c3eb3733 Mon Sep 17 00:00:00 2001
From: Mike Hiretsky <mh@calculate.ru>
Date: Tue, 19 Oct 2010 16:01:32 +0400
Subject: [PATCH] Add childMounts function for detect mount points.

---
 pym/cl_utils.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/pym/cl_utils.py b/pym/cl_utils.py
index 483eb9f..059010d 100644
--- a/pym/cl_utils.py
+++ b/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: