test: add FreeBSD/PVH boottest

Adds a test that attempts to boot a FreeBSD microvm inside of
firecracker. FreeBSD boots using PVH, so this is implicitly also a test
of the PVH support.

Signed-off-by: Patrick Roy <roypat@amazon.co.uk>

tests/integration_tests/functional/test_pvh.py

@@ -0,0 +1,43 @@
+# Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+"""Tests for PVH boot mode"""
+
+# pylint:disable=redefined-outer-name
+
+import pytest
+
+from framework import defs
+from framework.artifacts import NetIfaceConfig
+from framework.properties import global_props
+
+pytestmark = pytest.mark.skipif(
+ global_props.cpu_architecture != "x86_64", reason="x86_64 specific tests"
+)
+
+
+@pytest.fixture
+def uvm_freebsd(microvm_factory):
+ """Create a FreeBSD microVM"""
+
+ # Cant use the rootfs_fxt and guest_kernel_fxt, because they only allow us to get supported kernels (and I am
+ # reluctant to add a freebsd regex to the list of supported kernels)
+ return microvm_factory.build(
+ defs.ARTIFACT_DIR / "freebsd/freebsd-kern.bin",
+ defs.ARTIFACT_DIR / "freebsd/freebsd-rootfs.bin",
+ )
+
+
+def test_freebsd_pvh_boot(uvm_freebsd):
+ """Tries to boot a FreeBSD microVM"""
+
+ freebsd_iface = NetIfaceConfig(
+ host_ip="10.0.0.1", guest_ip="10.0.0.2", tap_name="tap0", dev_name="eth0"
+ )
+
+ uvm_freebsd.spawn()
+ uvm_freebsd.basic_config(boot_args="vfs.root.mountfrom=ufs:/dev/vtbd0")
+ uvm_freebsd.add_net_iface(iface=freebsd_iface)
+ uvm_freebsd.start()
+
+ uvm_freebsd.ssh.run("true")