def set_vol_opts(vmdk_path, options):
# Create a dict of the options, the options are provided as
# "access=read-only" and we get a dict like {'access': 'read-only'}
opts_list = "".join(options.replace("=", ":").split())
opts = dict(i.split(":") for i in opts_list.split(","))
# For now only allow resetting the access mode.
valid_opts = [kv.ACCESS]
invalid = frozenset(opts.keys()).difference(valid_opts)
if len(invalid) != 0:
msg = 'Invalid options: {0} \n'.format(list(invalid)) \
+ 'Options that can be edited: ' \
+ '{0}'.format(list(valid_opts))
raise ValidationError(msg)
if not opts[kv.ACCESS] in kv.ACCESS_TYPES:
msg = 'Invalid option value {0}.\n'.format(opts[kv.ACCESS]) +\
'Supported values are {0}.\n'.format(kv.ACCESS_TYPES)
logging.warning(msg)
return False
vol_meta = kv.getAll(vmdk_path)
if vol_meta:
vol_meta[kv.VOL_OPTS][kv.ACCESS] = opts[kv.ACCESS]
return kv.setAll(vmdk_path, vol_meta)
return False
def setStatusAttached(vmdk_path, vm):
'''Sets metadata for vmdk_path to (attached, attachedToVM=uuid'''
logging.debug("Set status=attached disk=%s VM name=%s uuid=%s", vmdk_path,
vm.config.name, vm.config.uuid)
vol_meta = kv.getAll(vmdk_path)
if not vol_meta:
vol_meta = {}
vol_meta[kv.STATUS] = kv.ATTACHED
vol_meta[kv.ATTACHED_VM_UUID] = vm.config.uuid
vol_meta[kv.ATTACHED_VM_NAME] = vm.config.name
if not kv.setAll(vmdk_path, vol_meta):
logging.warning("Attach: Failed to save Disk metadata for %s", vmdk_path)
def setStatusDetached(vmdk_path):
'''Sets metadata for vmdk_path to "detached"'''
logging.debug("Set status=detached disk=%s", vmdk_path)
vol_meta = kv.getAll(vmdk_path)
if not vol_meta:
vol_meta = {}
vol_meta[kv.STATUS] = kv.DETACHED
# If attachedVMName is present, so is attachedVMUuid
try:
del vol_meta[kv.ATTACHED_VM_UUID]
del vol_meta[kv.ATTACHED_VM_NAME]
except:
pass
if not kv.setAll(vmdk_path, vol_meta):
logging.warning("Detach: Failed to save Disk metadata for %s", vmdk_path)
def reset_vol_meta(vmdk_path):
'''Clears metadata for vmdk_path'''
vol_meta = kv.getAll(vmdk_path)
if not vol_meta:
vol_meta = {}
logging.debug("Reseting meta-data for disk=%s", vmdk_path)
if set(vol_meta.keys()) & {kv.STATUS, kv.ATTACHED_VM_UUID, kv.ATTACHED_VM_NAME}:
logging.debug("Old meta-data for %s was (status=%s VM name=%s uuid=%s)",
vmdk_path, vol_meta[kv.STATUS],
vol_meta[kv.ATTACHED_VM_NAME],
vol_meta[kv.ATTACHED_VM_UUID])
vol_meta[kv.STATUS] = kv.DETACHED
vol_meta[kv.ATTACHED_VM_UUID] = None
vol_meta[kv.ATTACHED_VM_NAME] = None
if not kv.setAll(vmdk_path, vol_meta):
msg = "Failed to save volume metadata for {0}.".format(vmdk_path)
logging.warning("reset_vol_meta: " + msg)
return err(msg)
def set_vol_opts(name, options):
# Create a dict of the options, the options are provided as
# "access=read-only" and we get a dict like {'access': 'read-only'}
opts_list = "".join(options.replace("=", ":").split())
opts = dict(i.split(":") for i in opts_list.split(","))
# create volume path
try:
vol_name, datastore = parse_vol_name(name)
except ValidationError as ex:
logging.exception(ex)
return False
if not datastore:
msg = "Invalid datastore '{0}'.\n".format(datastore)
logging.warning(msg)
return False
# get /vmfs/volumes/<datastore>/dockvols path on ESX:
path = get_vol_path(datastore)
if path is None:
msg = "Failed to get datastore path {0}".format(path)
logging.warning(msg)
return False
vmdk_path = vmdk_utils.get_vmdk_path(path, vol_name)
if not os.path.isfile(vmdk_path):
msg = 'Volume {0} not found.'.format(vol_name)
logging.warning(msg)
return False
# For now only allow resetting the access and attach-as options.
valid_opts = {
kv.ACCESS : kv.ACCESS_TYPES,
kv.ATTACH_AS : kv.ATTACH_AS_TYPES
}
invalid = frozenset(opts.keys()).difference(valid_opts.keys())
if len(invalid) != 0:
msg = 'Invalid options: {0} \n'.format(list(invalid)) \
+ 'Options that can be edited: ' \
+ '{0}'.format(list(valid_opts))
raise ValidationError(msg)
has_invalid_opt_value = False
for key in opts.keys():
if key in valid_opts:
if not opts[key] in valid_opts[key]:
msg = 'Invalid option value {0}.\n'.format(opts[key]) +\
'Supported values are {0}.\n'.format(valid_opts[key])
logging.warning(msg)
has_invalid_opt_value = True
if has_invalid_opt_value:
return False
vol_meta = kv.getAll(vmdk_path)
if vol_meta:
if not vol_meta[kv.VOL_OPTS]:
vol_meta[kv.VOL_OPTS] = {}
for key in opts.keys():
vol_meta[kv.VOL_OPTS][key] = opts[key]
return kv.setAll(vmdk_path, vol_meta)
return False
