def generate_nsr(name,
nsd_ref,
short_name="test short name",
description="test description",
admin_status="ENABLED",
nsr_id=None):
''' A helper method for generating an NSR
Arguments:
name - name of the nsr being generated
nsd_ref - reference to the nsd this NSR is an instance of
short_name - short name of the nsr being generated
description - description of the nsr being generated
admin_status - flag indicating NSR admin status (enabled/disabled)
nsr_id - unique identifier of this NSR
'''
nsr = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr()
nsr.name = rift.auto.mano.resource_name(name)
nsr.nsd_ref = nsd_ref
nsr.short_name = short_name
nsr.description = description
nsr.admin_status = "ENABLED"
if nsr_id:
nsr.id = nsr_id
else:
nsr.id = str(uuid.uuid4())
return nsr
def create_nsr_from_nsd_id(nsd_id):
nsr = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr()
nsr.id = str(uuid.uuid4())
nsr.name = "UTM-only"
nsr.short_name = "UTM-only"
nsr.description = "1 VNFs with 5 VLs"
nsr.nsd_ref = nsd_id
nsr.admin_status = "ENABLED"
return nsr
def create_nsr_from_nsd_id(nsd_id):
nsr = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr()
nsr.id = str(uuid.uuid4())
nsr.name = "TG-Vrouter-TS-EPA-SRIOV"
nsr.short_name = "TG-Vrouter-TS-EPA-SRIOV"
nsr.description = "3 VNFs with Trafgen, Vrouter and Trafsink EPA SRIOV"
nsr.nsd_ref = nsd_id
nsr.admin_status = "ENABLED"
return nsr
def test_null_arguments(self):
"""
If None is passed to the substitutor for either the NSD or the NSR
config, no exception should be raised.
"""
nsd = NsdYang.YangData_Nsd_NsdCatalog_Nsd()
nsr_config = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr()
self.substitute_input_parameters(None, None)
self.substitute_input_parameters(nsd, None)
self.substitute_input_parameters(None, nsr_config)
def test_substitution(self):
"""
Test that substitution of input parameters occurs as expected.
"""
# Define the original NSD
nsd = NsdYang.YangData_Nsd_NsdCatalog_Nsd()
nsd.name = "robert"
nsd.short_name = "bob"
# Define which parameters may be modified
nsd.input_parameter_xpath.extend([
NsdYang.YangData_Nsd_NsdCatalog_Nsd_InputParameterXpath(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:name",
label="NSD Name",
),
NsdYang.YangData_Nsd_NsdCatalog_Nsd_InputParameterXpath(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:short-name",
label="NSD Short Name",
),
])
# Define the input parameters that are intended to be modified
nsr_config = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr()
nsr_config.input_parameter.extend([
NsrYang.YangData_Nsr_NsInstanceConfig_Nsr_InputParameter(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:name",
value="robert",
),
NsrYang.YangData_Nsr_NsInstanceConfig_Nsr_InputParameter(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:short-name",
value="bob",
),
])
self.substitute_input_parameters(nsd, nsr_config)
# Verify that both the 'name' and 'short-name' fields are correctly
# replaced.
self.assertEqual("robert", nsd.name)
self.assertEqual("bob", nsd.short_name)
def test_illegal_input_parameter(self):
"""
In the NSD there is a list of the parameters that are allowed to be
sbustituted by input parameters. This test checks that when an input
parameter is provided in the NSR config that is not in the NSD, it is
not applied.
"""
# Define the original NSD
nsd = NsdYang.YangData_Nsd_NsdCatalog_Nsd()
nsd.name = "robert"
nsd.short_name = "bob"
# Define which parameters may be modified
nsd.input_parameter_xpath.append(
NsdYang.YangData_Nsd_NsdCatalog_Nsd_InputParameterXpath(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:name",
label="NSD Name",
))
# Define the input parameters that are intended to be modified
nsr_config = NsrYang.YangData_Nsr_NsInstanceConfig_Nsr()
nsr_config.input_parameter.extend([
NsrYang.YangData_Nsr_NsInstanceConfig_Nsr_InputParameter(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:name",
value="alice",
),
NsrYang.YangData_Nsr_NsInstanceConfig_Nsr_InputParameter(
xpath="/nsd:nsd-catalog/nsd:nsd/nsd:short-name",
value="alice",
),
])
self.substitute_input_parameters(nsd, nsr_config)
# Verify that only the parameter in the input_parameter_xpath list is
# modified after the input parameters have been applied.
self.assertEqual("alice", nsd.name)
self.assertEqual("bob", nsd.short_name)