def validate_provider_segment(self, segment):
physical_network = segment.get(api.PHYSICAL_NETWORK)
segmentation_id = segment.get(api.SEGMENTATION_ID)
if physical_network:
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)
if segmentation_id:
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)
elif segmentation_id:
msg = _("segmentation_id requires physical_network for VLAN "
"provider network")
raise exc.InvalidInput(error_message=msg)
for key, value in segment.items():
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)
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.items():
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)
def _validate_network_mapping_info(self, network_mapping_info):
self._set_mapping_info_defaults(network_mapping_info)
network_id = network_mapping_info.get(NETWORK_ID)
if not network_id:
raise exceptions.InvalidInput(
error_message=_("A network identifier must be specified "
"when connecting a network to a network "
"gateway. Unable to complete operation"))
connection_attrs = set(network_mapping_info.keys())
if not connection_attrs.issubset(ALLOWED_CONNECTION_ATTRIBUTES):
raise exceptions.InvalidInput(
error_message=(_("Invalid keys found among the ones provided "
"in request body: %(connection_attrs)s."),
connection_attrs))
seg_type = network_mapping_info.get(SEGMENTATION_TYPE)
seg_id = network_mapping_info.get(SEGMENTATION_ID)
# The NSX plugin accepts 0 as a valid vlan tag
seg_id_valid = seg_id == 0 or utils.is_valid_vlan_tag(seg_id)
if seg_type.lower() == 'flat' and seg_id:
msg = _("Cannot specify a segmentation id when "
"the segmentation type is flat")
raise exceptions.InvalidInput(error_message=msg)
elif (seg_type.lower() == 'vlan' and not seg_id_valid):
msg = _("Invalid segmentation id (%d) for "
"vlan segmentation type") % seg_id
raise exceptions.InvalidInput(error_message=msg)
return network_id
def _validate_network_mapping_info(self, network_mapping_info):
self._set_mapping_info_defaults(network_mapping_info)
network_id = network_mapping_info.get(NETWORK_ID)
if not network_id:
raise exceptions.InvalidInput(
error_message=_("A network identifier must be specified "
"when connecting a network to a network "
"gateway. Unable to complete operation"))
connection_attrs = set(network_mapping_info.keys())
if not connection_attrs.issubset(ALLOWED_CONNECTION_ATTRIBUTES):
raise exceptions.InvalidInput(
error_message=(_("Invalid keys found among the ones provided "
"in request body: %(connection_attrs)s."),
connection_attrs))
seg_type = network_mapping_info.get(SEGMENTATION_TYPE)
seg_id = network_mapping_info.get(SEGMENTATION_ID)
# The NSX plugin accepts 0 as a valid vlan tag
seg_id_valid = seg_id == 0 or utils.is_valid_vlan_tag(seg_id)
if seg_type.lower() == 'flat' and seg_id:
msg = _("Cannot specify a segmentation id when "
"the segmentation type is flat")
raise exceptions.InvalidInput(error_message=msg)
elif (seg_type.lower() == 'vlan' and not seg_id_valid):
msg = _("Invalid segmentation id (%d) for "
"vlan segmentation type") % seg_id
raise exceptions.InvalidInput(error_message=msg)
return network_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_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 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 n_exc.NetworkVlanRangeError(vlan_range=vlan_range, error=_("%s is not a valid VLAN tag") % vlan_tag)
if vlan_range[1] < vlan_range[0]:
raise n_exc.NetworkVlanRangeError(
vlan_range=vlan_range, error=_("End of VLAN range is less than start of VLAN range")
)
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 n_exc.NetworkVlanRangeError(
vlan_range=vlan_range,
error=_("%s is not a valid VLAN tag") % vlan_tag)
if vlan_range[1] < vlan_range[0]:
raise n_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 n_exc.InvalidInput(error_message=msg)
elif network_type == svc_constants.TYPE_FLAT:
if segmentation_id_set:
msg = _("provider:segmentation_id specified for flat network")
raise n_exc.InvalidInput(error_message=msg)
else:
segmentation_id = None
elif network_type == svc_constants.TYPE_VLAN:
if not segmentation_id_set:
msg = _("provider:segmentation_id required")
raise n_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': constants.MIN_VLAN_TAG,
'max_id': constants.MAX_VLAN_TAG})
raise n_exc.InvalidInput(error_message=msg)
elif network_type == svc_constants.TYPE_LOCAL:
if physical_network_set:
msg = _("provider:physical_network specified for local "
"network")
raise n_exc.InvalidInput(error_message=msg)
else:
physical_network = None
if segmentation_id_set:
msg = _("provider:segmentation_id specified for local "
"network")
raise n_exc.InvalidInput(error_message=msg)
else:
segmentation_id = None
else:
if not segmentation_id_set:
segmentation_id = None
if not physical_network_set:
physical_network = None
return network_type, physical_network, segmentation_id
def _validate_network_mapping_info(self, network_mapping_info):
self._set_mapping_info_defaults(network_mapping_info)
network_id = network_mapping_info.get(NETWORK_ID)
if not network_id:
raise exceptions.InvalidInput(
error_message=_(
"A network identifier must be specified "
"when connecting a network to a network "
"gateway. Unable to complete operation"
)
)
connection_attrs = set(network_mapping_info.keys())
if not connection_attrs.issubset(ALLOWED_CONNECTION_ATTRIBUTES):
raise exceptions.InvalidInput(
error_message=(
_("Invalid keys found among the ones provided " "in request body: %(connection_attrs)s."),
connection_attrs,
)
)
seg_type = network_mapping_info.get(SEGMENTATION_TYPE)
seg_id = network_mapping_info.get(SEGMENTATION_ID)
# It is important to validate that the segmentation ID is actually an
# integer value
try:
seg_id = int(seg_id)
except ValueError:
msg = _(
"An invalid segmentation ID was specified. The " "segmentation ID must be a positive integer number"
)
raise exceptions.InvalidInput(error_message=msg)
# The NSX plugin accepts 0 as a valid vlan tag
seg_id_valid = seg_id == 0 or utils.is_valid_vlan_tag(seg_id)
if seg_type.lower() == "flat" and seg_id:
msg = _("Cannot specify a segmentation id when " "the segmentation type is flat")
raise exceptions.InvalidInput(error_message=msg)
elif seg_type.lower() == "vlan" and not seg_id_valid:
msg = _("Invalid segmentation id (%s) for " "vlan segmentation type") % seg_id
raise exceptions.InvalidInput(error_message=msg)
return network_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 == svc_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 == svc_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 in constants.TUNNEL_NETWORK_TYPES:
if not self.enable_tunneling:
msg = _("%s networks are not enabled") % network_type
raise q_exc.InvalidInput(error_message=msg)
if physical_network_set:
msg = _("provider:physical_network specified for %s "
"network") % network_type
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 == svc_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 [svc_constants.TYPE_VLAN, svc_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)
