From: Tony Mack <tmack@paris.CS.Princeton.EDU>
Date: Mon, 26 Dec 2011 04:42:17 +0000 (-0500)
Subject: raise exception if there are no slivers
X-Git-Tag: sfa-2.0-7~13^2~2
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=b5f4d47629c7366ec9911af523cd589f9d483091;p=sfa.git

raise exception if there are no slivers
---

diff --git a/sfa/plc/pldriver.py b/sfa/plc/pldriver.py
index e1538942..3f01e7f3 100644
--- a/sfa/plc/pldriver.py
+++ b/sfa/plc/pldriver.py
@@ -625,6 +625,10 @@ class PlDriver (Driver):
         # report about the local nodes only
         nodes = self.shell.GetNodes({'node_id':slice['node_ids'],'peer_id':None},
                               ['node_id', 'hostname', 'site_id', 'boot_state', 'last_contact'])
+
+        if len(nodes) == 0:
+            raise SliverDoesNotExist("You have not allocated any slivers here") 
+
         site_ids = [node['site_id'] for node in nodes]
     
         result = {}