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# (c) 2017 Red Hat Inc.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
__metaclass__ = type
from ansible.compat.tests.mock import patch, call
from ansible.modules.system import parted as parted_module
from ansible.modules.system.parted import parse_partition_info
from units.modules.utils import AnsibleExitJson, AnsibleFailJson, ModuleTestCase, set_module_args
# Example of output : parted -s -m /dev/sdb -- unit 'MB' print
parted_output1 = """
BYT;
/dev/sdb:286061MB:scsi:512:512:msdos:ATA TOSHIBA THNSFJ25:;
1:1.05MB:106MB:105MB:fat32::esp;
2:106MB:368MB:262MB:ext2::;
3:368MB:256061MB:255692MB:::;"""
# corresponding dictionary after parsing by parse_partition_info
parted_dict1 = {
"generic": {
"dev": "/dev/sdb",
"size": 286061.0,
"unit": "mb",
"table": "msdos",
"model": "ATA TOSHIBA THNSFJ25",
"logical_block": 512,
"physical_block": 512
},
"partitions": [{
"num": 1,
"begin": 1.05,
"end": 106.0,
"size": 105.0,
"fstype": "fat32",
"name": '',
"flags": ["esp"],
"unit": "mb"
}, {
"num": 2,
"begin": 106.0,
"end": 368.0,
"size": 262.0,
"fstype": "ext2",
"name": '',
"flags": [],
"unit": "mb"
}, {
"num": 3,
"begin": 368.0,
"end": 256061.0,
"size": 255692.0,
"fstype": "",
"name": '',
"flags": [],
"unit": "mb"
}]
}
parted_output2 = """
BYT;
/dev/sdb:286061MB:scsi:512:512:msdos:ATA TOSHIBA THNSFJ25:;"""
# corresponding dictionary after parsing by parse_partition_info
parted_dict2 = {
"generic": {
"dev": "/dev/sdb",
"size": 286061.0,
"unit": "mb",
"table": "msdos",
"model": "ATA TOSHIBA THNSFJ25",
"logical_block": 512,
"physical_block": 512
},
"partitions": []
}
class TestParted(ModuleTestCase):
def setUp(self):
super(TestParted, self).setUp()
self.module = parted_module
self.mock_check_parted_label = (patch('ansible.modules.system.parted.check_parted_label', return_value=False))
self.check_parted_label = self.mock_check_parted_label.start()
self.mock_parted = (patch('ansible.modules.system.parted.parted'))
self.parted = self.mock_parted.start()
self.mock_run_command = (patch('ansible.module_utils.basic.AnsibleModule.run_command'))
self.run_command = self.mock_run_command.start()
self.mock_get_bin_path = (patch('ansible.module_utils.basic.AnsibleModule.get_bin_path'))
self.get_bin_path = self.mock_get_bin_path.start()
def tearDown(self):
super(TestParted, self).tearDown()
self.mock_run_command.stop()
self.mock_get_bin_path.stop()
self.mock_parted.stop()
self.mock_check_parted_label.stop()
def execute_module(self, failed=False, changed=False, script=None):
if failed:
result = self.failed()
self.assertTrue(result['failed'], result)
else:
result = self.changed(changed)
self.assertEqual(result['changed'], changed, result)
if script:
self.assertEqual(script, result['script'], result['script'])
return result
def failed(self):
with self.assertRaises(AnsibleFailJson) as exc:
self.module.main()
result = exc.exception.args[0]
self.assertTrue(result['failed'], result)
return result
def changed(self, changed=False):
with self.assertRaises(AnsibleExitJson) as exc:
self.module.main()
result = exc.exception.args[0]
self.assertEqual(result['changed'], changed, result)
return result
def test_parse_partition_info(self):
"""Test that the parse_partition_info returns the expected dictionary"""
self.assertEqual(parse_partition_info(parted_output1, 'MB'), parted_dict1)
self.assertEqual(parse_partition_info(parted_output2, 'MB'), parted_dict2)
def test_partition_already_exists(self):
set_module_args({
'device': '/dev/sdb',
'number': 1,
'state': 'present',
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict1):
self.execute_module(changed=False)
def test_create_new_partition(self):
set_module_args({
'device': '/dev/sdb',
'number': 4,
'state': 'present',
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict1):
self.execute_module(changed=True, script='unit KiB mkpart primary 0% 100%')
def test_create_new_partition_1G(self):
set_module_args({
'device': '/dev/sdb',
'number': 4,
'state': 'present',
'part_end': '1GiB',
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict1):
self.execute_module(changed=True, script='unit KiB mkpart primary 0% 1GiB')
def test_remove_partition_number_1(self):
set_module_args({
'device': '/dev/sdb',
'number': 1,
'state': 'absent',
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict1):
self.execute_module(changed=True, script='rm 1')
def test_change_flag(self):
# Flags are set in a second run of parted().
# Between the two runs, the partition dict is updated.
# use checkmode here allow us to continue even if the dictionary is
# not updated.
set_module_args({
'device': '/dev/sdb',
'number': 3,
'state': 'present',
'flags': ['lvm', 'boot'],
'_ansible_check_mode': True,
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict1):
self.parted.reset_mock()
self.execute_module(changed=True)
# When using multiple flags:
# order of execution is non deterministic, because set() operations are used in
# the current implementation.
expected_calls_order1 = [call('unit KiB set 3 lvm on set 3 boot on ',
'/dev/sdb', 'optimal')]
expected_calls_order2 = [call('unit KiB set 3 boot on set 3 lvm on ',
'/dev/sdb', 'optimal')]
self.assertTrue(self.parted.mock_calls == expected_calls_order1 or
self.parted.mock_calls == expected_calls_order2)
def test_create_new_primary_lvm_partition(self):
# use check_mode, see previous test comment
set_module_args({
'device': '/dev/sdb',
'number': 4,
'flags': ["boot"],
'state': 'present',
'part_start': '257GiB',
'_ansible_check_mode': True,
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict1):
self.execute_module(changed=True, script='unit KiB mkpart primary 257GiB 100% unit KiB set 4 boot on')
def test_create_label_gpt(self):
# Like previous test, current implementation use parted to create the partition and
# then retrieve and update the dictionary. Use check_mode to force to continue even if
# dictionary is not updated.
set_module_args({
'device': '/dev/sdb',
'number': 1,
'flags': ["lvm"],
'label': 'gpt',
'name': 'lvmpartition',
'state': 'present',
'_ansible_check_mode': True,
})
with patch('ansible.modules.system.parted.get_device_info', return_value=parted_dict2):
self.execute_module(changed=True, script='unit KiB mklabel gpt mkpart primary 0% 100% unit KiB name 1 lvmpartition set 1 lvm on')
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