From a61978aed97018e734eaafde9deb77a7c1e412b5 Mon Sep 17 00:00:00 2001
From: Rik Theys <Rik.Theys@gmail.com>
Date: Sat, 25 May 2013 22:20:25 +0200
Subject: [PATCH] Support state parameter in list_vms command

Support the state parameter in the list_vms command to filter the
VM's to list based on their state.
---
 library/cloud/virt | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/library/cloud/virt b/library/cloud/virt
index 6a6c04b4df0..62c9158558a 100644
--- a/library/cloud/virt
+++ b/library/cloud/virt
@@ -275,13 +275,18 @@ class Virt(object):
         }
         return info
 
-    def list_vms(self):
+    def list_vms(self, state=None):
         self.conn = self.__get_conn()
         vms = self.conn.find_vm(-1)
         results = []
         for x in vms:
             try:
-                results.append(x.name())
+		if state:
+	    	    vmstate = self.conn.get_status2(x)
+		    if vmstate == state:
+		        results.append(x.name())
+		else:
+                    results.append(x.name())
             except:
                 pass
         return results
@@ -395,6 +400,11 @@ def core(module):
     v = Virt(uri)
     res = {}
 
+    if state and command=='list_vms':
+        res = v.list_vms(state=state)
+        if type(res) != dict:
+            res = { command: res }
+        return VIRT_SUCCESS, res
 
     if state:
         if not guest: