From e51a767d92c21af547a92caf677f2753cbe99b44 Mon Sep 17 00:00:00 2001
From: Mike Hiretsky <mh@calculate.ru>
Date: Tue, 19 Oct 2010 12:00:27 +0400
Subject: [PATCH] Move function isFstabMount from calculate-install.

---
 pym/cl_utils.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/pym/cl_utils.py b/pym/cl_utils.py
index 6f97380..483eb9f 100644
--- a/pym/cl_utils.py
+++ b/pym/cl_utils.py
@@ -584,6 +584,28 @@ def getRunCommands():
                filter(lambda x:x.isdigit(),
                       os.listdir('/proc')))
 
+def isFstabMount(pathname):
+    """Get mount point or device from fstab"""
+    if pathname == "swap":
+        absPath = "swap"
+    else:
+        absPath = os.path.abspath(pathname)
+    # convert fstab to
+    # [['/dev/sda3', '/', '', 'reiserfs', 'noatime', '', '', '0', '2\n'],
+    # ['/dev/sda5', '/var/calculate', 'reiserfs', 'noatime', '0', '0\n']]
+    listFstab = filter(lambda x: len(x) >= 4,
+                map(lambda x: filter(lambda x: x,
+                                     x.replace('\t',' ').split(' ')),
+                    filter(lambda x: not x.startswith('#') and x.strip(),
+                           open("/etc/fstab"))))
+    # get mount point or device or dir
+    return filter(lambda x: x!=absPath,
+                  reduce(lambda x,y: y,
+                         filter(lambda x: absPath in x and x[1] != "none",
+                                map(lambda x: [x[0],
+                                    x[1] if x[2] != "swap" else "swap"],
+                                    listFstab)),[""]))[0]
+
 def isMount(path):
     """В случае монтирования директории выдает другой примонтированный путь"""
     absPath = os.path.abspath(path)