test/case: new test, basic bridge vlan filtering

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

test/case/infix_interfaces/all.yaml

@@ -2,3 +2,4 @@
 - case: bridge_basic.py
 - case: bridge_veth.py
 - case: dual_bridge.py
+- case: bridge_vlan.py

test/case/infix_interfaces/bridge_vlan.py

@@ -0,0 +1,92 @@
+#!/usr/bin/env python3
+#
+#                vlan10 IP:10.0.0.2
+#                /
+# PING -->     br0  <-- VLAN filtering enabled
+#             /
+#   PC ---- e0
+#
+
+import infamy
+
+with infamy.Test() as test:
+    with test.step("Initialize"):
+        env = infamy.Env(infamy.std_topology("1x2"))
+        target = env.attach("target", "mgmt")
+
+    with test.step("Configure single vlan-filtering bridge with vlan10 subinterface @ IP 10.0.0.2"):
+        _, tport = env.ltop.xlate("target", "data")
+
+        target.put_config_dict("ietf-interfaces", {
+            "interfaces": {
+                "interface": [
+                    {
+                        "name": "br0",
+                        "type": "iana-if-type:bridge",
+                        "enabled": True,
+                        "bridge": {
+                            "vlans": {
+                                "pvid": 4094,
+                                "vlan": [
+                                    {
+                                        "vid": 10,
+                                        "untagged": [ tport ],
+                                        "tagged":   [ "br0" ]
+                                    }
+                                ]
+                            }
+                        }
+                    },
+                    {
+                        "name": "vlan10",
+                        "type": "iana-if-type:l2vlan",
+                        "enabled": True,
+                        "parent-interface": "br0",
+                        "encapsulation": {
+                            "dot1q-vlan": {
+                                "outer-tag": {
+                                    "tag-type": "ieee802-dot1q-types:c-vlan",
+                                    "vlan-id": 10,
+                                }
+                            }
+                        },
+                        "ipv4": {
+                            "address": [
+                                {
+                                    "ip": "10.0.0.2",
+                                    "prefix-length": 24,
+                                }
+                            ]
+                        }
+                    },
+                    {
+                        "name": tport,
+                        "type": "iana-if-type:ethernetCsmacd",
+                        "enabled": True,
+                        "infix-interfaces:bridge-port": {
+                            "pvid": 10,
+                            "bridge": "br0"
+                        }
+                    },
+                ]
+            }
+        })
+
+    with test.step("Ping vlan10 subinterface 10.0.0.2 from host:data with IP 10.0.0.1"):
+        _, hport = env.ltop.xlate("host", "data")
+
+        with infamy.IsolatedMacVlan(hport) as ns:
+            pingtest = ns.runsh("""
+            set -ex
+
+            ip link set iface up
+            ip addr add 10.0.0.1/24 dev iface
+
+            ping -c1 -w5 10.0.0.2 || exit 1
+            """)
+
+        if pingtest.returncode:
+            print(pingtest.stdout)
+            test.fail()
+
+    test.succeed()