#!/usr/bin/env python3
r"""
Bridge basic

Test basic connectivity to a bridge

....

    PING -->                br0 (10.0.0.2)
                            /
    PC -------- target:data

....

"""
import infamy

with infamy.Test() as test:
    with test.step("Set up topology and attach to target DUT"):
        env = infamy.Env()
        target = env.attach("target", "mgmt")

    with test.step("Configure single bridge with a single physical port, bridge @ IP 10.0.0.2"):
        _, tport = env.ltop.xlate("target", "data")

        target.put_config_dicts({"ietf-interfaces": {
            "interfaces": {
                "interface": [{
                    "name": "br0",
                    "type": "infix-if-type:bridge",
                    "enabled": True,
                    "ipv4": {
                        "address": [{
                            "ip": "10.0.0.2",
                            "prefix-length": 24,
                        }]
                    }
                }, {
                    "name": tport,
                    "enabled": True,
                    "infix-interfaces:bridge-port": {
                        "bridge": "br0"
                    }
                }]
            }
        }})

    with test.step("Verify ping 10.0.0.2 is possible from host:data"):
        _, hport = env.ltop.xlate("host", "data")

        with infamy.IsolatedMacVlan(hport) as ns:
            ns.addip("10.0.0.1")
            ns.must_reach("10.0.0.2")

    test.succeed()