Get IP doesn't fail of you not connected to the intetnet

------------- This line and the following will be ignored --------------

modified:
  nova/utils.py
unknown:
  CA/cacert.pem
  CA/index.txt
  CA/openssl.cnf
  CA/serial
  CA/private/cakey.pem
  bin/nova@

nova/utils.py

@@ -119,11 +119,15 @@ def get_my_ip():
     '''
     if getattr(FLAGS, 'fake_tests', None):
         return '127.0.0.1'
-    csock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-    csock.connect(('www.google.com', 80))
-    (addr, port) = csock.getsockname()
-    csock.close()
-    return addr
+    try:
+        csock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        csock.connect(('www.google.com', 80))
+        (addr, port) = csock.getsockname()
+        csock.close()
+        return addr
+    except socket.gaierror as ex:
+        logging.warn("Couldn't get IP, using 127.0.0.1 %s", ex)
+        return "127.0.0.1"
 
 def isotime(at=None):
     if not at: