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#!/usr/bin/env python3
"""
Unit tests for open-iscsi, using the unittest built-in package
"""
import sys
import unittest
import os
from harness import util
from harness.util import Global
from harness.iscsi import IscsiData
class TestRegression(unittest.TestCase):
"""
Regression testing
"""
@classmethod
def setUpClass(cls):
util.vprint('*** Starting %s' % cls.__name__)
# XXX validate that target exists?
cls.first_burst_values = [4096, 8192, 16384, 32768, 65536, 131972]
cls.max_burst_values = [4096, 8192, 16384, 32768, 65536, 131072]
cls.max_recv_values = [4096, 8192, 16384, 32768, 65536, 131072]
def setUp(self):
if Global.debug or Global.verbosity > 1:
# this makes debug printing a little more clean
print('', file=sys.stderr)
res = util.run_cmd(['iscsiadm', '-m', 'node', '-T', Global.target, '-p', Global.ipnr, '--logout'], quiet_mode=True)
if res not in [0, 21]:
self.fail('logout failed')
self.assertFalse(os.path.exists(Global.device), '%s: exists after logout!' % Global.device)
def test_immediate_data(self):
"""
Test No Immediate Data but Initial Request to Transmit
"""
iscsi_data = IscsiData('No', 'Yes', 'None', 'None', 4096, 4096, 4096)
iscsi_data.update_cfg(Global.target, Global.ipnr)
res = util.run_cmd(['iscsiadm', '-m', 'node', '-T', Global.target, '-p', Global.ipnr, '--login'], quiet_mode=True)
self.assertEqual(res, 0, 'cannot login to device')
# wait a few seconds for the device to show up
for i in range(10):
if os.path.exists(Global.device):
break
os.sleep(1)
self.assertTrue(os.path.exists(Global.device), '%s: does not exist after login' % Global.device)
(res, reason) = util.run_fio()
self.assertEqual(res, 0, reason)
(res, reason) = util.run_parted()
self.assertEqual(res, 0, reason)
(res, reason) = util.run_mkfs()
self.assertEqual(res, 0, reason)
(res, reason) = util.run_bonnie()
self.assertEqual(res, 0, reason)
@classmethod
def tearDownClass(cls):
# restore iscsi config
iscsi_data = IscsiData()
iscsi_data.update_cfg(Global.target, Global.ipnr)
# log out of iscsi connection
util.run_cmd(['iscsiadm', '-m', 'node', '-T', Global.target, '-p', Global.ipnr, '--logout'], quiet_mode=True)
if __name__ == '__main__':
util.verify_needed_commands_exist(['parted', 'fio', 'mkfs', 'bonnie++', 'dd', 'iscsiadm'])
# do our own hackery first, to get access to verbosity, debug, etc,
# as well as add our own command-line options
util.setup_testProgram_overrides()
# now run the tests
unittest.main()
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