Implement ExperimentManager

refs: #2852

Change-Id: I49b50989477914ae4b076d6d39ca661f50fc92aa
diff --git a/ndn/experiments/multiple_failure_experiment.py b/ndn/experiments/multiple_failure_experiment.py
index db7d536..27c372a 100644
--- a/ndn/experiments/multiple_failure_experiment.py
+++ b/ndn/experiments/multiple_failure_experiment.py
@@ -7,7 +7,7 @@
 
 class MultipleFailureExperiment(Experiment):
 
-    def __init__(self, net, nodes, convergenceTime, strategy):
+    def __init__(self, args):
 
         self.PING_COLLECTION_TIME_BEFORE_FAILURE = 60
 
@@ -15,10 +15,12 @@
         self.RECOVERY_INTERVAL = 60
 
         # This is the number of pings required to make it through the full experiment
-        nInitialPings = self.PING_COLLECTION_TIME_BEFORE_FAILURE + len(net.hosts)*(self.FAILURE_INTERVAL + self.RECOVERY_INTERVAL)
+        nInitialPings = self.PING_COLLECTION_TIME_BEFORE_FAILURE + len(args["net"].hosts)*(self.FAILURE_INTERVAL + self.RECOVERY_INTERVAL)
         print("Scheduling with %s initial pings" % nInitialPings)
 
-        Experiment.__init__(self, net, nodes, convergenceTime, nInitialPings, strategy)
+        args["nPings"] = nInitialPings
+
+        Experiment.__init__(self, args)
 
     def failNode(self, host):
         print("Bringing %s down" % host.name)
@@ -65,3 +67,5 @@
                     self.ping(host, other, nPings)
 
             time.sleep(self.RECOVERY_INTERVAL)
+
+Experiment.register("multiple-failure", MultipleFailureExperiment)