def validate_provider_segment(self, segment):
physical_network = segment.get(api.PHYSICAL_NETWORK)
if not physical_network:
msg = _("physical_network required for VLAN provider network")
raise exc.InvalidInput(error_message=msg)
if physical_network not in self.network_vlan_ranges:
msg = (_("physical_network '%s' unknown for VLAN provider network")
% physical_network)
raise exc.InvalidInput(error_message=msg)
segmentation_id = segment.get(api.SEGMENTATION_ID)
if segmentation_id is None:
msg = _("segmentation_id required for VLAN provider network")
raise exc.InvalidInput(error_message=msg)
if not utils.is_valid_vlan_tag(segmentation_id):
msg = (_("segmentation_id out of range (%(min)s through "
"%(max)s)") %
{'min': q_const.MIN_VLAN_TAG,
'max': q_const.MAX_VLAN_TAG})
raise exc.InvalidInput(error_message=msg)
for key, value in segment.iteritems():
if value and key not in [api.NETWORK_TYPE,
api.PHYSICAL_NETWORK,
api.SEGMENTATION_ID]:
msg = _("%s prohibited for VLAN provider network") % key
raise exc.InvalidInput(error_message=msg)
return segment
def _process_vlan_net(self, segmentation_id, segmentation_id_set):
if not segmentation_id_set:
msg = _("provider:segmentation_id required")
raise q_exc.InvalidInput(error_message=msg)
if not utils.is_valid_vlan_tag(segmentation_id):
msg = (_("provider:segmentation_id out of range "
"(%(min_id)s through %(max_id)s)") %
{'min_id': q_const.MIN_VLAN_TAG,
'max_id': q_const.MAX_VLAN_TAG})
raise q_exc.InvalidInput(error_message=msg)
def _process_vlan_net(self, segmentation_id, segmentation_id_set):
if not segmentation_id_set:
msg = _("provider:segmentation_id required")
raise q_exc.InvalidInput(error_message=msg)
if not utils.is_valid_vlan_tag(segmentation_id):
msg = (_("provider:segmentation_id out of range "
"(%(min_id)s through %(max_id)s)") % {
'min_id': q_const.MIN_VLAN_TAG,
'max_id': q_const.MAX_VLAN_TAG
})
raise q_exc.InvalidInput(error_message=msg)
def verify_vlan_range(vlan_range):
"""Raise an exception for invalid tags or malformed range."""
for vlan_tag in vlan_range:
if not utils.is_valid_vlan_tag(vlan_tag):
raise q_exc.NetworkVlanRangeError(
vlan_range=vlan_range,
error=_("%s is not a valid VLAN tag") % vlan_tag)
if vlan_range[1] < vlan_range[0]:
raise q_exc.NetworkVlanRangeError(
vlan_range=vlan_range,
error=_("End of VLAN range is less than start of VLAN range"))
def verify_vlan_range(vlan_range):
"""Raise an exception for invalid tags or malformed range."""
for vlan_tag in vlan_range:
if not utils.is_valid_vlan_tag(vlan_tag):
raise q_exc.NetworkVlanRangeError(
vlan_range=vlan_range,
error=_("%s is not a valid VLAN tag") % vlan_tag)
if vlan_range[1] < vlan_range[0]:
raise q_exc.NetworkVlanRangeError(
vlan_range=vlan_range,
error=_("End of VLAN range is less than start of VLAN range"))
def _process_provider_create(self, context, attrs):
network_type = attrs.get(provider.NETWORK_TYPE)
physical_network = attrs.get(provider.PHYSICAL_NETWORK)
segmentation_id = attrs.get(provider.SEGMENTATION_ID)
network_type_set = attributes.is_attr_set(network_type)
physical_network_set = attributes.is_attr_set(physical_network)
segmentation_id_set = attributes.is_attr_set(segmentation_id)
if not (network_type_set or physical_network_set or
segmentation_id_set):
return (None, None, None)
if not network_type_set:
msg = _("provider:network_type required")
raise q_exc.InvalidInput(error_message=msg)
elif network_type == constants.TYPE_FLAT:
if segmentation_id_set:
msg = _("provider:segmentation_id specified for flat network")
raise q_exc.InvalidInput(error_message=msg)
else:
segmentation_id = constants.FLAT_VLAN_ID
elif network_type == constants.TYPE_VLAN:
if not segmentation_id_set:
msg = _("provider:segmentation_id required")
raise q_exc.InvalidInput(error_message=msg)
if not utils.is_valid_vlan_tag(segmentation_id):
msg = (_("provider:segmentation_id out of range "
"(%(min_id)s through %(max_id)s)") %
{'min_id': q_const.MIN_VLAN_TAG,
'max_id': q_const.MAX_VLAN_TAG})
raise q_exc.InvalidInput(error_message=msg)
elif network_type == constants.TYPE_LOCAL:
if physical_network_set:
msg = _("provider:physical_network specified for local "
"network")
raise q_exc.InvalidInput(error_message=msg)
else:
physical_network = None
if segmentation_id_set:
msg = _("provider:segmentation_id specified for local "
"network")
raise q_exc.InvalidInput(error_message=msg)
else:
segmentation_id = constants.LOCAL_VLAN_ID
else:
msg = _("provider:network_type %s not supported") % network_type
raise q_exc.InvalidInput(error_message=msg)
if network_type in [constants.TYPE_VLAN, constants.TYPE_FLAT]:
if physical_network_set:
if physical_network not in self.network_vlan_ranges:
msg = (_("Unknown provider:physical_network %s") %
physical_network)
raise q_exc.InvalidInput(error_message=msg)
elif 'default' in self.network_vlan_ranges:
physical_network = 'default'
else:
msg = _("provider:physical_network required")
raise q_exc.InvalidInput(error_message=msg)
return (network_type, physical_network, segmentation_id)
def _process_provider_create(self, context, attrs):
network_type = attrs.get(provider.NETWORK_TYPE)
physical_network = attrs.get(provider.PHYSICAL_NETWORK)
segmentation_id = attrs.get(provider.SEGMENTATION_ID)
network_type_set = attributes.is_attr_set(network_type)
physical_network_set = attributes.is_attr_set(physical_network)
segmentation_id_set = attributes.is_attr_set(segmentation_id)
if not (network_type_set or physical_network_set
or segmentation_id_set):
return (None, None, None)
if not network_type_set:
msg = _("provider:network_type required")
raise q_exc.InvalidInput(error_message=msg)
elif network_type == constants.TYPE_FLAT:
if segmentation_id_set:
msg = _("provider:segmentation_id specified for flat network")
raise q_exc.InvalidInput(error_message=msg)
else:
segmentation_id = constants.FLAT_VLAN_ID
elif network_type == constants.TYPE_VLAN:
if not segmentation_id_set:
msg = _("provider:segmentation_id required")
raise q_exc.InvalidInput(error_message=msg)
if not utils.is_valid_vlan_tag(segmentation_id):
msg = (_("provider:segmentation_id out of range "
"(%(min_id)s through %(max_id)s)") % {
'min_id': q_const.MIN_VLAN_TAG,
'max_id': q_const.MAX_VLAN_TAG
})
raise q_exc.InvalidInput(error_message=msg)
elif network_type == constants.TYPE_GRE:
if not self.enable_tunneling:
msg = _("GRE networks are not enabled")
raise q_exc.InvalidInput(error_message=msg)
if physical_network_set:
msg = _("provider:physical_network specified for GRE "
"network")
raise q_exc.InvalidInput(error_message=msg)
else:
physical_network = None
if not segmentation_id_set:
msg = _("provider:segmentation_id required")
raise q_exc.InvalidInput(error_message=msg)
elif network_type == constants.TYPE_LOCAL:
if physical_network_set:
msg = _("provider:physical_network specified for local "
"network")
raise q_exc.InvalidInput(error_message=msg)
else:
physical_network = None
if segmentation_id_set:
msg = _("provider:segmentation_id specified for local "
"network")
raise q_exc.InvalidInput(error_message=msg)
else:
segmentation_id = None
else:
msg = _("provider:network_type %s not supported") % network_type
raise q_exc.InvalidInput(error_message=msg)
if network_type in [constants.TYPE_VLAN, constants.TYPE_FLAT]:
if physical_network_set:
if physical_network not in self.network_vlan_ranges:
msg = _("Unknown provider:physical_network "
"%s") % physical_network
raise q_exc.InvalidInput(error_message=msg)
elif 'default' in self.network_vlan_ranges:
physical_network = 'default'
else:
msg = _("provider:physical_network required")
raise q_exc.InvalidInput(error_message=msg)
return (network_type, physical_network, segmentation_id)
