From 896963c68491a6318d31e601d89d966599bd6046 Mon Sep 17 00:00:00 2001
From: Kushal Das <kushaldas@gmail.com>
Date: Aug 06 2015 12:21:45 +0000
Subject: Adds find_instance_ip function to find the IP of an instance.


---

diff --git a/computer/virt.py b/computer/virt.py
index a963c37..bc13034 100644
--- a/computer/virt.py
+++ b/computer/virt.py
@@ -76,4 +76,13 @@ def setup_instance(instance_name, storage_path, ram=1024, vcpus=1):
     # When we are here, means the system booted properly.
     return True
 
-
+def find_instance_ip(instance_name):
+    """
+    Finds the ip of the given instance
+    :param instance_name: Name of the instance.
+    :return: IP, or None
+    """
+    # Now let us find the ip of the instance.
+    cmd = 'virt-addr {0}'.format(instance_name)
+    out, err, ret_code = system(cmd)
+    return out.strip().decode("utf-8")