From 3c0afcdc0857601849a5b645e6acf40483b5976b Mon Sep 17 00:00:00 2001
From: Tobias Waldekranz <tobias@waldekranz.com>
Date: Thu, 1 Jun 2023 23:44:52 +0200
Subject: [PATCH] test: Add ietf_interfaces/vlan_ping

Verify that we can communicate with an infix device over a stacked
VLAN interface.
---
 test/case/ietf_interfaces/vlan_ping.py | 65 ++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100755 test/case/ietf_interfaces/vlan_ping.py

diff --git a/test/case/ietf_interfaces/vlan_ping.py b/test/case/ietf_interfaces/vlan_ping.py
new file mode 100755
index 00000000..555f47f5
--- /dev/null
+++ b/test/case/ietf_interfaces/vlan_ping.py
@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+
+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 VLAN 10 on target:data with IP 10.0.0.2"):
+        _, tport = env.xlate("target", "data")
+
+        target.put_config_dict("ietf-interfaces", {
+            "interfaces": {
+                "interface": [
+                    {
+                        "name": tport,
+                        "type": "iana-if-type:ethernetCsmacd",
+                        "enabled": True,
+                    },
+                    {
+                        "name": f"{tport}.10",
+                        "type": "iana-if-type:l2vlan",
+                        "parent-interface": tport,
+                        "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,
+                                }
+                            ]
+                        }
+                    },
+                ]
+            }
+        })
+
+    with test.step("Ping 10.0.0.2 from VLAN 10 on host:data with IP 10.0.0.1"):
+        _, hport = env.xlate("host", "data")
+
+        with infamy.IsolatedMacVlan(hport) as ns:
+            pingtest = ns.runsh("""
+            set -ex
+
+            ip link set iface up
+            ip link add dev vlan10 link iface up type vlan id 10
+            ip addr add 10.0.0.1/24 dev vlan10
+
+            ping -c1 -w5 10.0.0.2 || exit 1
+            """)
+
+        if pingtest.returncode:
+            print(pingtest.stdout)
+            test.fail()
+
+    test.succeed()