QA: run the redist-conf command

This was (AFAICS) completely missing from the QA suite.

Signed-off-by: Iustin Pop <iustin@google.com>
Reviewed-by: Guido Trotter <ultrotter@google.com>

qa/ganeti-qa.py

@@ -164,6 +164,7 @@ def RunClusterTests():
     ("cluster-info", qa_cluster.TestClusterVersion),
     ("cluster-info", qa_cluster.TestClusterInfo),
     ("cluster-info", qa_cluster.TestClusterGetmaster),
+    ("cluster-redist-conf", qa_cluster.TestClusterRedistConf),
     ("cluster-copyfile", qa_cluster.TestClusterCopyfile),
     ("cluster-command", qa_cluster.TestClusterCommand),
     ("cluster-burnin", qa_cluster.TestClusterBurnin),

qa/qa_cluster.py

@@ -251,6 +251,11 @@ def TestClusterInfo():
   AssertCommand(["gnt-cluster", "info"])
 
 
+def TestClusterRedistConf():
+  """gnt-cluster redist-conf"""
+  AssertCommand(["gnt-cluster", "redist-conf"])
+
+
 def TestClusterGetmaster():
   """gnt-cluster getmaster"""
   AssertCommand(["gnt-cluster", "getmaster"])