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[202012] Fix tagged VlanInterface if attached to multiple vlan as untagged member (#10589)

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Backport https://github.com/Azure/sonic-buildimage/pull/8927 to 202012 branch
This commit is contained in:
Qi Luo 2022-05-09 14:07:02 -07:00 committed by GitHub
parent 502ddbb249
commit be5eb80b14
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 61 additions and 11 deletions
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22
src/sonic-config-engine/minigraph.py
View File

@ -518,28 +518,36 @@ def parse_dpg(dpg, hname):
vlans = {}
vlan_members = {}
dhcp_relay_table = {}
vlantype_name = ""
intf_vlan_mbr = defaultdict(list)
# Dict: vlan member (port/PortChannel) -> set of VlanID, in which the member if an untagged vlan member
untagged_vlan_mbr = defaultdict(set)
for vintf in vlanintfs.findall(str(QName(ns, "VlanInterface"))):
vlanid = vintf.find(str(QName(ns, "VlanID"))).text
vlantype = vintf.find(str(QName(ns, "Type")))
if vlantype is None:
vlantype_name = ""
else:
vlantype_name = vlantype.text
vintfmbr = vintf.find(str(QName(ns, "AttachTo"))).text
vmbr_list = vintfmbr.split(';')
for i, member in enumerate(vmbr_list):
intf_vlan_mbr[member].append(vlanid)
if vlantype_name != "Tagged":
for member in vmbr_list:
untagged_vlan_mbr[member].add(vlanid)
for vintf in vlanintfs.findall(str(QName(ns, "VlanInterface"))):
vintfname = vintf.find(str(QName(ns, "Name"))).text
vlanid = vintf.find(str(QName(ns, "VlanID"))).text
vintfmbr = vintf.find(str(QName(ns, "AttachTo"))).text
vlantype = vintf.find(str(QName(ns, "Type")))
if vlantype != None:
vlantype_name = vintf.find(str(QName(ns, "Type"))).text
if vlantype is None:
vlantype_name = ""
else:
vlantype_name = vlantype.text
vmbr_list = vintfmbr.split(';')
for i, member in enumerate(vmbr_list):
vmbr_list[i] = port_alias_map.get(member, member)
sonic_vlan_member_name = "Vlan%s" % (vlanid)
if vlantype_name == "Tagged":
vlan_members[(sonic_vlan_member_name, vmbr_list[i])] = {'tagging_mode': 'tagged'}
elif len(intf_vlan_mbr[member]) > 1:
elif len(untagged_vlan_mbr[member]) > 1:
vlan_members[(sonic_vlan_member_name, vmbr_list[i])] = {'tagging_mode': 'tagged'}
else:
vlan_members[(sonic_vlan_member_name, vmbr_list[i])] = {'tagging_mode': 'untagged'}

9
src/sonic-config-engine/tests/sample-graph-resource-type.xml
View File

@ -164,6 +164,14 @@
<Tag>1000</Tag>
<Subnets>192.168.0.0/27</Subnets>
</VlanInterface>
<VlanInterface>
<Name>ab4</Name>
<AttachTo>fortyGigE0/8</AttachTo>
<DhcpRelays>192.0.0.1;192.0.0.2</DhcpRelays>
<VlanID>1001</VlanID>
<Tag>1001</Tag>
<Subnets>192.168.0.32/27</Subnets>
</VlanInterface>
<VlanInterface>
<Name>kk1</Name>
<AttachTo>fortyGigE0/12</AttachTo>
@ -179,6 +187,7 @@
<DhcpRelays>192.0.0.1;192.0.0.2</DhcpRelays>
<VlanID>2000</VlanID>
<Tag>2000</Tag>
<Type>Tagged</Type>
<Subnets>192.168.0.240/27</Subnets>
</VlanInterface>
<VlanInterface>

8
src/sonic-config-engine/tests/sample-graph-subintf.xml
View File

@ -164,6 +164,14 @@
<Tag>1000</Tag>
<Subnets>192.168.0.0/27</Subnets>
</VlanInterface>
<VlanInterface>
<Name>ab4</Name>
<AttachTo>fortyGigE0/8</AttachTo>
<DhcpRelays>192.0.0.1;192.0.0.2</DhcpRelays>
<VlanID>1001</VlanID>
<Tag>1001</Tag>
<Subnets>192.168.0.32/27</Subnets>
</VlanInterface>
<VlanInterface>
<Name>kk1</Name>
<AttachTo>fortyGigE0/12</AttachTo>

9
src/sonic-config-engine/tests/simple-sample-graph.xml
View File

@ -164,6 +164,14 @@
<Tag>1000</Tag>
<Subnets>192.168.0.0/27</Subnets>
</VlanInterface>
<VlanInterface>
<Name>ab4</Name>
<AttachTo>fortyGigE0/8</AttachTo>
<DhcpRelays>192.0.0.1;192.0.0.2</DhcpRelays>
<VlanID>1001</VlanID>
<Tag>1001</Tag>
<Subnets>192.168.0.32/27</Subnets>
</VlanInterface>
<VlanInterface>
<Name>kk1</Name>
<AttachTo>fortyGigE0/12</AttachTo>
@ -179,6 +187,7 @@
<DhcpRelays>192.0.0.1;192.0.0.2</DhcpRelays>
<VlanID>2000</VlanID>
<Tag>2000</Tag>
<Type>Tagged</Type>
<Subnets>192.168.0.240/27</Subnets>
</VlanInterface>
<VlanInterface>

24
src/sonic-config-engine/tests/test_cfggen.py
View File

@ -134,6 +134,7 @@ class TestCfgGen(TestCase):
utils.to_dict(output.strip()),
utils.to_dict(
'{\n "Vlan1000|Ethernet8": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan1001|Ethernet8": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan2000|Ethernet12": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan2001|Ethernet12": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan2020|Ethernet12": {\n "tagging_mode": "tagged"\n }\n}'
@ -143,9 +144,10 @@ class TestCfgGen(TestCase):
self.assertEqual(
utils.to_dict(output.strip()),
utils.to_dict(
'{\n "Vlan1000|Ethernet8": {\n "tagging_mode": "untagged"\n },'
'{\n "Vlan1000|Ethernet8": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan1001|Ethernet8": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan2000|Ethernet12": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan2001|Ethernet12": {\n "tagging_mode": "tagged"\n },'
' \n "Vlan2001|Ethernet12": {\n "tagging_mode": "untagged"\n },'
' \n "Vlan2020|Ethernet12": {\n "tagging_mode": "tagged"\n }\n}'
)
)
@ -232,6 +234,7 @@ class TestCfgGen(TestCase):
utils.to_dict(output.strip()),
utils.to_dict(
"{'Vlan1000': {'alias': 'ab1', 'dhcp_servers': ['192.0.0.1', '192.0.0.2'], 'vlanid': '1000', 'members': ['Ethernet8']}, "
"'Vlan1001': {'alias': 'ab4', 'dhcp_servers': ['192.0.0.1', '192.0.0.2'], 'vlanid': '1001', 'members': ['Ethernet8']},"
"'Vlan2001': {'alias': 'ab3', 'dhcp_servers': ['192.0.0.1', '192.0.0.2'], 'vlanid': '2001', 'members': ['Ethernet12']},"
"'Vlan2000': {'alias': 'ab2', 'dhcp_servers': ['192.0.0.1', '192.0.0.2'], 'vlanid': '2000', 'members': ['Ethernet12']},"
"'Vlan2020': {'alias': 'kk1', 'dhcp_servers': ['192.0.0.1', '192.0.0.2'], 'vlanid': '2020', 'members': ['Ethernet12']}}"
@ -248,6 +251,7 @@ class TestCfgGen(TestCase):
utils.to_dict(output.strip()),
utils.to_dict(
"{('Vlan2000', 'Ethernet12'): {'tagging_mode': 'tagged'}, "
"('Vlan1001', 'Ethernet8'): {'tagging_mode': 'tagged'}, "
"('Vlan1000', 'Ethernet8'): {'tagging_mode': 'tagged'}, "
"('Vlan2020', 'Ethernet12'): {'tagging_mode': 'tagged'}, "
"('Vlan2001', 'Ethernet12'): {'tagging_mode': 'tagged'}}"
@ -258,9 +262,10 @@ class TestCfgGen(TestCase):
utils.to_dict(output.strip()),
utils.to_dict(
"{('Vlan2000', 'Ethernet12'): {'tagging_mode': 'tagged'}, "
"('Vlan1000', 'Ethernet8'): {'tagging_mode': 'untagged'}, "
"('Vlan1000', 'Ethernet8'): {'tagging_mode': 'tagged'}, "
"('Vlan1001', 'Ethernet8'): {'tagging_mode': 'tagged'}, "
"('Vlan2020', 'Ethernet12'): {'tagging_mode': 'tagged'}, "
"('Vlan2001', 'Ethernet12'): {'tagging_mode': 'tagged'}}"
"('Vlan2001', 'Ethernet12'): {'tagging_mode': 'untagged'}}"
)
)
@ -626,6 +631,9 @@ class TestCfgGen(TestCase):
def test_minigraph_sub_port_interfaces(self, check_stderr=True):
self.verify_sub_intf(check_stderr=check_stderr)
def test_minigraph_sub_port_intf_resource_type_non_backend_tor(self, check_stderr=True):
self.verify_sub_intf_non_backend_tor(graph_file=self.sample_resource_graph, check_stderr=check_stderr)
def test_minigraph_sub_port_intf_resource_type(self, check_stderr=True):
self.verify_sub_intf(graph_file=self.sample_resource_graph, check_stderr=check_stderr)
@ -659,6 +667,14 @@ class TestCfgGen(TestCase):
output = self.run_script(argument)
self.assertEqual(output.strip(), "{}")
def verify_sub_intf_non_backend_tor(self, **kwargs):
graph_file = kwargs.get('graph_file', self.sample_graph_simple)
# All the other tables stay unchanged
self.test_var_json_data(graph_file=graph_file)
self.test_minigraph_vlans(graph_file=graph_file)
self.test_minigraph_vlan_members(graph_file=graph_file)
def verify_sub_intf(self, **kwargs):
graph_file = kwargs.get('graph_file', self.sample_graph_simple)
check_stderr = kwargs.get('check_stderr', True)