From 97953c7e1168d7ccc992920703251020eb09dd89 Mon Sep 17 00:00:00 2001
From: Edison Su <Edison.Su@citrix.com>
Date: Tue, 31 Jan 2012 14:34:26 -0800
Subject: [PATCH] disable nfs directory cache on kvm host Reviewed-by: Frank

---
 python/lib/cloudutils/serviceConfig.py | 27 ++++++++++++++++++++++++++
 python/lib/cloudutils/syscfg.py        |  2 ++
 2 files changed, 29 insertions(+)

diff --git a/python/lib/cloudutils/serviceConfig.py b/python/lib/cloudutils/serviceConfig.py
index 30be0410ce7..e8f5f9bdbba 100755
--- a/python/lib/cloudutils/serviceConfig.py
+++ b/python/lib/cloudutils/serviceConfig.py
@@ -321,6 +321,33 @@ class cgroupConfig(serviceCfgBase):
             logging.debug(formatExceptionInfo())
             return False
         
+class nfsConfig(serviceCfgBase):
+    def __init__(self, syscfg):
+        super(nfsConfig, self).__init__(syscfg)
+        self.serviceName = "Nfs"
+
+    def config(self):
+        try:
+            if not os.path.exists("/etc/nfsmount.conf"):
+                return True
+            
+            cfo = configFileOps("/etc/nfsmount.conf")
+            cfo.addEntry("AC", "False")
+            cfo.save()
+            
+            self.syscfg.svo.enableService("rpcbind")
+            self.syscfg.svo.stopService("rpcbind")
+            self.syscfg.svo.startService("rpcbind")
+            
+            self.syscfg.svo.enableService("nfs")
+            self.syscfg.svo.stopService("nfs")
+            self.syscfg.svo.startService("nfs")
+            
+            return True
+        except:
+            logging.debug(formatExceptionInfo())
+            return False
+            
 class securityPolicyConfigUbuntu(serviceCfgBase):
     def __init__(self, syscfg):
         super(securityPolicyConfigUbuntu, self).__init__(syscfg)
diff --git a/python/lib/cloudutils/syscfg.py b/python/lib/cloudutils/syscfg.py
index 493dd863164..35ce3f37ca2 100755
--- a/python/lib/cloudutils/syscfg.py
+++ b/python/lib/cloudutils/syscfg.py
@@ -128,6 +128,7 @@ class sysConfigAgentUbuntu(sysConfigAgent):
                          networkConfigUbuntu(self),
                          libvirtConfigUbuntu(self),
                          firewallConfigUbuntu(self),
+                         nfsConfig(self),
                          cloudAgentConfig(self)]
 
 #it covers RHEL6/Fedora13/Fedora14
@@ -139,6 +140,7 @@ class sysConfigRedhat6(sysConfigAgentRedhatBase):
                          networkConfigRedhat(self),
                          libvirtConfigRedhat(self),
                          firewallConfigAgent(self),
+                         nfsConfig(self),
                          cloudAgentConfig(self)]
 
 #It covers RHEL5/CentOS5, the mainly difference is that there is no cgroup