testbeds: Set default project to rumba

This will set the default project name to rumba for most testbeds,
since a dedicated group for rumba experiments has been setup.

1 files changed, 6 insertions, 5 deletions

diff --git a/rumba/testbeds/emulab.py b/rumba/testbeds/emulab.py
index 664b4ff..8cd31cf 100644
--- a/rumba/testbeds/emulab.py
+++ b/rumba/testbeds/emulab.py
@@ -46,9 +46,9 @@ class Testbed(mod.Testbed):
     """
     Represents an emulab testbed.
     """
-    def __init__(self, exp_name, username, password="",
-                 proj_name="ARCFIRE", url="wall2.ilabt.iminds.be",
-                 image="UBUNTU14-64-STD"):
+    def __init__(self, exp_name, username, proj_name,
+                 password="", url="wall2.ilabt.iminds.be",
+                 image=None):
         """
         Initializes the testbed class.
 
@@ -179,8 +179,9 @@ class Testbed(mod.Testbed):
 
         for node in experiment.nodes:
             ns2_script += "set " + node.name + " [$ns node]\n"
-            ns2_script += "tb-set-node-os $" + node.name + " " + \
-                          self.image + "\n"
+            if self.image is not None:
+                ns2_script += "tb-set-node-os $" + node.name + " " + \
+                    self.image + "\n"
 
         for dif in experiment.dif_ordering:
             if isinstance(dif, mod.ShimEthDIF):