Synnefo » snf-ganeti » ganeti-local

def SetNodeParams(opts, args):

  """Modifies a node.

  @param opts: the command line options selected by the user

  @type args: list

  @param args: should contain only one element, the node name

  @rtype: int

  @return: the desired exit code

  """

  if opts.master_candidate is None:

    ToStderr("Please give at least one of the parameters.")

    return 1

  candidate = opts.master_candidate == 'yes'

  op = opcodes.OpSetNodeParams(node_name=args[0],

                              master_candidate=candidate,

                              force=opts.force)

  # even if here we process the result, we allow submit only

  result = SubmitOrSend(op, opts)

  if result:

    ToStdout("Modified node %s", args[0])

    for param, data in result:

      ToStdout(" - %-5s -> %s", param, data)

  return 0

  'modify': (SetNodeParams, ARGS_ONE,

             [DEBUG_OPT, FORCE_OPT,

              SUBMIT_OPT,

              make_option("-C", "--master-candidate", dest="master_candidate",

                          choices=('yes', 'no'), default=None,

                          help="Set the master_candidate flag on the node"),

              ],

             "<instance>", "Alters the parameters of an instance"),