[PATCH 2/3] Make sure MultipathDevice is setup correctly.

[Peter Jones <pjones@xxxxxxxxxx>]

Make sure exists is set when creating MultipathDevice, as well as any
other ancillary data.  Also revamp MultipathDevice.status since we now
can create it in realtime like everything else does.
---
 storage/devices.py |   24 +++++++++++++++---------
 1 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/storage/devices.py b/storage/devices.py
index 8d74fa7..a2a4289 100644
--- a/storage/devices.py
+++ b/storage/devices.py
@@ -2936,6 +2936,8 @@ class MultipathDevice(DMDevice):
         self.setupIdentity()
         DMDevice.__init__(self, name, format=format, size=size,
                           parents=parents, sysfsPath=sysfsPath)
+                          parents=parents, sysfsPath=sysfsPath,
+                          exists=True)
 
         # PJTODO: these need better setup
         self.config = {
@@ -2958,8 +2960,8 @@ class MultipathDevice(DMDevice):
         
             May be overridden by a sub-class for e.g. RDAC handling.
         """
-        self._serial_short = self._info['ID_SERIAL_SHORT']
-        self._serial = self._info['ID_SERIAL']
+        self._identity_short = self._info['ID_SERIAL_SHORT']
+        self._identity = self._info['ID_SERIAL']
 
     @property
     def identity(self):
@@ -2967,21 +2969,25 @@ class MultipathDevice(DMDevice):
         
             May be overridden by a sub-class for e.g. RDAC handling.
         """
-        if not hasattr(self, "_serial"):
+        if not hasattr(self, "_identity"):
             raise RuntimeError, "setupIdentityFromInfo() has not been called."
-        return self._serial
+        return self._identity
 
     @property
     def status(self):
-        return self._isUp
+        """ The device's status (True means active). """
+        if not os.path.exists(self.path):
+            return False
+
+        return True
 
     @property
     def wwid(self):
-        serial = self._serial_short
+        identity = self._identity_short
         ret = []
-        while serial:
-            ret.append(serial[:2])
-            serial = serial[2:]
+        while identity:
+            ret.append(identity[:2])
+            identity = identity[2:]
         return ":".join(ret)
 
     @property
-- 
1.6.5.2

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