Synnefo » snf-ganeti » ganeti-local

import os

@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)

def TestInstanceModifyPrimaryAndBack(instance, currentnode, othernode):

  """gnt-instance modify --new-primary

  This will leave the instance on its original primary node, not other node.

  """

  if instance.disk_template != constants.DT_FILE:

    print qa_utils.FormatInfo("Test only supported for the file disk template")

    return

  name = instance.name

  current = currentnode.primary

  other = othernode.primary

  filestorage = qa_config.get("file-storage-dir")

  disk = os.path.join(filestorage, name)

  AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % other, name],

                fail=True)

  AssertCommand(["gnt-instance", "shutdown", name])

  AssertCommand(["scp", "-r", disk, "%s:%s" % (other, filestorage)])

  AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % other, name])

  AssertCommand(["gnt-instance", "startup", name])

  # and back

  AssertCommand(["gnt-instance", "shutdown", name])

  AssertCommand(["rm", "-rf", disk], node=other)

  AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % current, name])

  AssertCommand(["gnt-instance", "startup", name])