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#!/usr/bin/python3
import os
import logging
import unittest
from staslib import defs, conf, log
from pyfakefs.fake_filesystem_unittest import TestCase
class TestStandardNvmeFabricsFile(unittest.TestCase):
def test_regular_user(self):
conf.NvmeOptions.destroy() # Make sure singleton does not exist
if os.path.exists('/dev/nvme-fabrics'):
if os.geteuid() != 0 and defs.KERNEL_VERSION < defs.KERNEL_ALL_MIN_VERSION:
with self.assertRaises(PermissionError):
nvme_options = conf.NvmeOptions()
else:
nvme_options = conf.NvmeOptions()
self.assertIsInstance(nvme_options.discovery_supp, bool)
self.assertIsInstance(nvme_options.host_iface_supp, bool)
class Test(TestCase):
"""Unit tests for class NvmeOptions"""
def setUp(self):
self.setUpPyfakefs()
log.init(syslog=False)
self.logger = logging.getLogger()
self.logger.setLevel(logging.INFO)
def tearDown(self):
# No longer need self.tearDownPyfakefs()
pass
def test_file_missing(self):
self.assertFalse(os.path.exists("/dev/nvme-fabrics"))
conf.NvmeOptions.destroy() # Make sure singleton does not exist
nvme_options = conf.NvmeOptions()
self.assertIsInstance(nvme_options.discovery_supp, bool)
self.assertIsInstance(nvme_options.host_iface_supp, bool)
def test_fabrics_empty_file(self):
self.assertFalse(os.path.exists("/dev/nvme-fabrics"))
self.fs.create_file("/dev/nvme-fabrics")
self.assertTrue(os.path.exists('/dev/nvme-fabrics'))
conf.NvmeOptions.destroy() # Make sure singleton does not exist
nvme_options = conf.NvmeOptions()
self.assertIsInstance(nvme_options.discovery_supp, bool)
self.assertIsInstance(nvme_options.host_iface_supp, bool)
def test_fabrics_wrong_file(self):
self.assertFalse(os.path.exists("/dev/nvme-fabrics"))
self.fs.create_file("/dev/nvme-fabrics", contents="blah")
self.assertTrue(os.path.exists('/dev/nvme-fabrics'))
conf.NvmeOptions.destroy() # Make sure singleton does not exist
nvme_options = conf.NvmeOptions()
self.assertIsInstance(nvme_options.discovery_supp, bool)
self.assertIsInstance(nvme_options.host_iface_supp, bool)
def test_fabrics_correct_file(self):
self.assertFalse(os.path.exists("/dev/nvme-fabrics"))
self.fs.create_file(
'/dev/nvme-fabrics', contents='host_iface=%s,discovery,dhchap_secret=%s,dhchap_ctrl_secret=%s\n'
)
self.assertTrue(os.path.exists('/dev/nvme-fabrics'))
conf.NvmeOptions.destroy() # Make sure singleton does not exist
nvme_options = conf.NvmeOptions()
self.assertTrue(nvme_options.discovery_supp)
self.assertTrue(nvme_options.host_iface_supp)
self.assertTrue(nvme_options.dhchap_hostkey_supp)
self.assertTrue(nvme_options.dhchap_ctrlkey_supp)
self.assertEqual(
nvme_options.get(),
{'discovery': True, 'host_iface': True, 'dhchap_secret': True, 'dhchap_ctrl_secret': True},
)
self.assertTrue(str(nvme_options).startswith("supported options:"))
if __name__ == "__main__":
unittest.main()
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