Synnefo » snf-ganeti

#!/usr/bin/env python

import os

import sys

from ganeti import config

cfg = config.ConfigWriter(cfg_file=sys.argv[1], offline=True)

if "kvm" in cfg._config_data.cluster.hvparams:

  kvm = cfg._config_data.cluster.hvparams["kvm"]

  if "run_as" in kvm:

    if kvm["run_as"]:

      print "Found run_as HV parameter, replacing with 'user' security model"

      kvm["security_model"] = "user"

      kvm["security_domain"] = kvm["run_as"]

    else:

      print "Found empty run_as KVM HV parameter, removing"

    del kvm["run_as"]

instances = cfg._config_data.instances

for name in instances:

  instance = instances[name]

  if "run_as" in instance.hvparams:

    if instance.hvparams["run_as"]:

      print "Found old 'run_as' parameter, converting to 'user' security model"

      instance.hvparams["security_model"] = "user"

      instance.hvparams["security_domain"] = instance.hvparams["run_as"]

    else:

      print "Found empty run_as KVM HV parameter, removing"

    del instance.hvparams["run_as"]

  if instance.disk_template != "blockdev":

    continue

  for disk in instance.disks:

    if len(disk.logical_id) == 3:

      print "Found old blockdev configuration on instance %s, fixing" % name

      lid = disk.logical_id[2]

      if not lid.startswith("/dev/disk/"):

        lid = os.path.join("/dev/disk", lid)

      disk.logical_id = ["manual", lid]

      try:

        disk.physical_id = ["manual", lid]

      except AttributeError:

        pass

print "Verifying configuration"

cfg.VerifyConfig()

print "Writing config"

cfg._WriteConfig()