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# SPDX-License-Identifier: (GPL-2.0 OR Linux-OpenIB)
# Copyright 2021 Amazon.com, Inc. or its affiliates. All rights reserved.
import errno
from pyverbs.libibverbs_enums import ibv_fork_status
from pyverbs.fork import fork_init, is_fork_initialized
from pyverbs.pyverbs_error import PyverbsRDMAError
from tests.base import PyverbsAPITestCase
class ForkAPITest(PyverbsAPITestCase):
"""
Test the API of the fork functions.
"""
def test_is_fork_initialized(self):
try:
fork_init()
expected_ret = [ibv_fork_status.IBV_FORK_ENABLED, ibv_fork_status.IBV_FORK_UNNEEDED]
except PyverbsRDMAError as ex:
# Depends on the order of the tests EINVAL could be returned if
# fork_init() is called after an MR has already been registered.
self.assertEqual(ex.error_code, errno.EINVAL)
expected_ret = [ibv_fork_status.IBV_FORK_DISABLED, ibv_fork_status.IBV_FORK_UNNEEDED]
ret = is_fork_initialized()
if self.config['verbosity']:
print(f'is_fork_initialized() = {ret}')
self.assertIn(ret, expected_ret)
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