vr: VR Performance Improvement

add /etc/hosts entry to resolve router name to 127.0.0.1 as well

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>

systemvm/patches/debian/config/opt/cloud/bin/cs/CsDhcp.py

diff --git a/systemvm/patches/debian/config/opt/cloud/bin/cs/CsDhcp.py b/systemvm/patches/debian/config/opt/cloud/bin/cs/CsDhcp.py
index d97c04b..10c89bd 100755
--- a/systemvm/patches/debian/config/opt/cloud/bin/cs/CsDhcp.py
+++ b/systemvm/patches/debian/config/opt/cloud/bin/cs/CsDhcp.py
@@ -113,6 +113,7 @@
         if self.config.is_vpc():
             self.add_host("127.0.0.1", CsHelper.get_hostname())
         if self.config.is_router():
+            self.add_host("127.0.0.1", "localhost %s" % CsHelper.get_hostname())
             self.add_host(self.config.address().get_guest_ip(), "%s data-server" % CsHelper.get_hostname())
 
     def write_hosts(self):