Fix usage of OpReplaceDisks.

Reviewed-by: iustinp

scripts/gnt-node

@@ -131,7 +131,9 @@ def EvacuateNode(opts, args):
   good_cnt = bad_cnt = 0
   for iname in sinst:
     op = opcodes.OpReplaceDisks(instance_name=iname,
-                                remote_node=dst_node)
+                                remote_node=dst_node,
+                                mode=constants.REPLACE_DISK_ALL,
+                                disks=["sda", "sdb"])
     try:
       logger.ToStdout("Replacing disks for instance %s" % iname)
       SubmitOpCode(op)

tools/burnin

@@ -145,7 +145,9 @@ def BurninCluster(opts, args):
         # failover
         for instance_name in args:
           op = opcodes.OpReplaceDisks(instance_name=instance_name,
-                                      remote_node=None)
+                                      remote_node=None,
+                                      mode=constants.REPLACE_DISK_ALL,
+                                      disks=["sda", "sdb"])
 
           Feedback("- Replace disks for instance %s" % (instance_name))
           result = proc.ExecOpCode(op)