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 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 plugin_utils.is_valid_vlan_tag(segmentation_id):
msg = (_("segmentation_id out of range (%(min)s through "
"%(max)s)") %
{'min': p_const.MIN_VLAN_TAG,
'max': p_const.MAX_VLAN_TAG})
raise exc.InvalidInput(error_message=msg)
else:
if not self.network_vlan_ranges.get(physical_network):
msg = (_("Physical network %s requires segmentation_id "
"to be specified when creating a provider "
"network") % physical_network)
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)
segmentation_id = segment.get(api.SEGMENTATION_ID)
ranges = self.get_network_segment_ranges()
if physical_network:
if physical_network not in ranges:
msg = (_("physical_network '%s' unknown "
"for VLAN provider network") % physical_network)
raise exc.InvalidInput(error_message=msg)
if segmentation_id:
if not plugin_utils.is_valid_vlan_tag(segmentation_id):
msg = (_("segmentation_id out of range (%(min)s through "
"%(max)s)") % {
'min': p_const.MIN_VLAN_TAG,
'max': p_const.MAX_VLAN_TAG
})
raise exc.InvalidInput(error_message=msg)
else:
if not ranges.get(physical_network):
msg = (_("Physical network %s requires segmentation_id "
"to be specified when creating a provider "
"network") % physical_network)
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_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 _validate_network(self, context, net_data):
network_type = net_data.get(pnet.NETWORK_TYPE)
segmentation_id = net_data.get(pnet.SEGMENTATION_ID)
segmentation_id_set = validators.is_attr_set(segmentation_id)
if not context.is_admin:
err_msg = _("Only an admin can create a DVS provider " "network")
raise n_exc.InvalidInput(error_message=err_msg)
err_msg = None
if (network_type == c_utils.NetworkTypes.FLAT
or network_type == c_utils.NetworkTypes.PORTGROUP):
if segmentation_id_set:
err_msg = (_("Segmentation ID cannot be specified with "
"%s network type"), network_type)
elif network_type == c_utils.NetworkTypes.VLAN:
if not segmentation_id_set:
err_msg = _("Segmentation ID must be specified with "
"vlan network type")
if (segmentation_id_set
and not utils.is_valid_vlan_tag(segmentation_id)):
err_msg = (_("%(segmentation_id)s out of range "
"(%(min_id)s through %(max_id)s)") % {
'segmentation_id': segmentation_id,
'min_id': constants.MIN_VLAN_TAG,
'max_id': constants.MAX_VLAN_TAG
})
else:
err_msg = (_("%(net_type_param)s %(net_type_value)s not "
"supported") % {
'net_type_param': pnet.NETWORK_TYPE,
'net_type_value': network_type
})
if err_msg:
raise n_exc.InvalidInput(error_message=err_msg)
def _validate_network(self, context, net_data):
network_type = net_data.get(pnet.NETWORK_TYPE)
network_type_set = validators.is_attr_set(network_type)
segmentation_id = net_data.get(pnet.SEGMENTATION_ID)
segmentation_id_set = validators.is_attr_set(segmentation_id)
physical_network = net_data.get(pnet.PHYSICAL_NETWORK)
if network_type == 'vlan':
bindings = nsx_db.get_network_bindings_by_vlanid_and_physical_net(
context.session, segmentation_id, physical_network)
if bindings:
err_msg = _("Network with that dvs-id and vlan tag already "
"exists")
raise n_exc.InvalidInput(error_message=err_msg)
if not context.is_admin:
err_msg = _("Only an admin can create a DVS provider " "network")
raise n_exc.InvalidInput(error_message=err_msg)
err_msg = None
if not network_type_set:
err_msg = _("Network provider information must be " "specified")
raise n_exc.InvalidInput(error_message=err_msg)
if (network_type == c_utils.NetworkTypes.FLAT
or network_type == c_utils.NetworkTypes.PORTGROUP):
if segmentation_id_set:
err_msg = (_("Segmentation ID cannot be specified with "
"%s network type"), network_type)
elif network_type == c_utils.NetworkTypes.VLAN:
if not segmentation_id_set:
err_msg = _("Segmentation ID must be specified with "
"vlan network type")
if (segmentation_id_set
and not utils.is_valid_vlan_tag(segmentation_id)):
err_msg = (_("%(segmentation_id)s out of range "
"(%(min_id)s through %(max_id)s)") % {
'segmentation_id': segmentation_id,
'min_id': constants.MIN_VLAN_TAG,
'max_id': constants.MAX_VLAN_TAG
})
else:
err_msg = (_("%(net_type_param)s %(net_type_value)s not "
"supported") % {
'net_type_param': pnet.NETWORK_TYPE,
'net_type_value': network_type
})
if err_msg:
raise n_exc.InvalidInput(error_message=err_msg)
def _validate_network(self, context, net_data):
network_type = net_data.get(pnet.NETWORK_TYPE)
network_type_set = validators.is_attr_set(network_type)
segmentation_id = net_data.get(pnet.SEGMENTATION_ID)
segmentation_id_set = validators.is_attr_set(segmentation_id)
physical_network = net_data.get(pnet.PHYSICAL_NETWORK)
if network_type == 'vlan':
bindings = nsx_db.get_network_bindings_by_vlanid_and_physical_net(
context.session, segmentation_id, physical_network)
if bindings:
err_msg = _("Network with that dvs-id and vlan tag already "
"exists")
raise n_exc.InvalidInput(error_message=err_msg)
if not context.is_admin:
err_msg = _("Only an admin can create a DVS provider "
"network")
raise n_exc.InvalidInput(error_message=err_msg)
err_msg = None
if not network_type_set:
err_msg = _("Network provider information must be "
"specified")
raise n_exc.InvalidInput(error_message=err_msg)
if (network_type == c_utils.NetworkTypes.FLAT or
network_type == c_utils.NetworkTypes.PORTGROUP):
if segmentation_id_set:
err_msg = (_("Segmentation ID cannot be specified with "
"%s network type"), network_type)
elif network_type == c_utils.NetworkTypes.VLAN:
if not segmentation_id_set:
err_msg = _("Segmentation ID must be specified with "
"vlan network type")
if (segmentation_id_set and
not utils.is_valid_vlan_tag(segmentation_id)):
err_msg = (_("%(segmentation_id)s out of range "
"(%(min_id)s through %(max_id)s)") %
{'segmentation_id': segmentation_id,
'min_id': constants.MIN_VLAN_TAG,
'max_id': constants.MAX_VLAN_TAG})
else:
err_msg = (_("%(net_type_param)s %(net_type_value)s not "
"supported") %
{'net_type_param': pnet.NETWORK_TYPE,
'net_type_value': network_type})
if err_msg:
raise n_exc.InvalidInput(error_message=err_msg)
def _validate_segment_id(self, seg_id):
if not seg_id:
raise l2gw_exc.L2GatewaySegmentationRequired
return plugin_utils.is_valid_vlan_tag(seg_id)
def test_is_valid_vlan_tag_invalid_data(self):
for v in [constants.MIN_VLAN_TAG - 1, constants.MIN_VLAN_TAG - 2,
constants.MAX_VLAN_TAG + 1, constants.MAX_VLAN_TAG + 2]:
self.assertFalse(utils.is_valid_vlan_tag(v))
def test_is_valid_vlan_tag(self):
for v in [constants.MIN_VLAN_TAG, constants.MIN_VLAN_TAG + 2,
constants.MAX_VLAN_TAG, constants.MAX_VLAN_TAG - 2]:
self.assertTrue(utils.is_valid_vlan_tag(v))
def _validate_segment_id(self, seg_id):
if not seg_id:
raise l2gw_exc.L2GatewaySegmentationRequired
return plugin_utils.is_valid_vlan_tag(seg_id)
