ceph-ansible/tests/library/test_ceph_ec_profile.py

251 lines
13 KiB
Python

from mock.mock import MagicMock, patch
import ca_test_common
import ceph_ec_profile
import pytest
class TestCephEcProfile(object):
def setup_method(self):
self.fake_params = []
self.fake_binary = 'ceph'
self.fake_cluster = 'ceph'
self.fake_name = 'foo'
self.fake_k = 2
self.fake_m = 4
self.fake_module = MagicMock()
self.fake_module.params = self.fake_params
def test_get_profile(self):
expected_cmd = [
self.fake_binary,
'-n', 'client.admin',
'-k', '/etc/ceph/ceph.client.admin.keyring',
'--cluster', self.fake_cluster,
'osd', 'erasure-code-profile',
'get', self.fake_name,
'--format=json'
]
assert ceph_ec_profile.get_profile(self.fake_module, self.fake_name) == expected_cmd
@pytest.mark.parametrize("stripe_unit,crush_root,crush_device_class,force", [(8192, None, None, True),
(8192, None, None, False),
(8192, None, 'hdd', True),
(8192, None, 'hdd', False),
(8192, 'hdd', None, True),
(8192, 'hdd', None, False),
(8192, 'hdd', 'hdd', True),
(8192, 'hdd', 'hdd', False),
(None, None, None, True),
(None, None, None, False),
(None, None, 'hdd', True),
(None, None, 'hdd', False),
(None, 'hdd', None, True),
(None, 'hdd', None, False),
(None, 'hdd', 'hdd', True),
(None, 'hdd', 'hdd', False)])
def test_create_profile(self, stripe_unit, crush_root, crush_device_class, force):
expected_cmd = [
self.fake_binary,
'-n', 'client.admin',
'-k', '/etc/ceph/ceph.client.admin.keyring',
'--cluster', self.fake_cluster,
'osd', 'erasure-code-profile',
'set', self.fake_name,
'k={}'.format(self.fake_k), 'm={}'.format(self.fake_m),
]
if stripe_unit:
expected_cmd.append('stripe_unit={}'.format(stripe_unit))
if crush_root:
expected_cmd.append('crush-root={}'.format(crush_root))
if crush_device_class:
expected_cmd.append('crush-device-class={}'.format(crush_device_class))
if force:
expected_cmd.append('--force')
assert ceph_ec_profile.create_profile(self.fake_module,
self.fake_name,
self.fake_k,
self.fake_m,
stripe_unit,
crush_root,
crush_device_class,
self.fake_cluster,
force) == expected_cmd
def test_delete_profile(self):
expected_cmd = [
self.fake_binary,
'-n', 'client.admin',
'-k', '/etc/ceph/ceph.client.admin.keyring',
'--cluster', self.fake_cluster,
'osd', 'erasure-code-profile',
'rm', self.fake_name
]
assert ceph_ec_profile.delete_profile(self.fake_module,
self.fake_name,
self.fake_cluster) == expected_cmd
@patch('ansible.module_utils.basic.AnsibleModule.fail_json')
@patch('ansible.module_utils.basic.AnsibleModule.exit_json')
@patch('ceph_ec_profile.exec_command')
def test_state_present_nothing_to_update(self, m_exec_command, m_exit_json, m_fail_json):
ca_test_common.set_module_args({"state": "present",
"name": "foo",
"k": 2,
"m": 4,
"stripe_unit": 32,
})
m_exit_json.side_effect = ca_test_common.exit_json
m_fail_json.side_effect = ca_test_common.fail_json
m_exec_command.return_value = (0,
['ceph', 'osd', 'erasure-code-profile', 'get', 'foo', '--format', 'json'],
'{"crush-device-class":"","crush-failure-domain":"host","crush-root":"default","jerasure-per-chunk-alignment":"false","k":"2","m":"4","plugin":"jerasure","stripe_unit":"32","technique":"reed_sol_van","w":"8"}', # noqa: E501
'')
with pytest.raises(ca_test_common.AnsibleExitJson) as r:
ceph_ec_profile.run_module()
result = r.value.args[0]
assert not result['changed']
assert result['cmd'] == ['ceph', 'osd', 'erasure-code-profile', 'get', 'foo', '--format', 'json']
assert result['stdout'] == '{"crush-device-class":"","crush-failure-domain":"host","crush-root":"default","jerasure-per-chunk-alignment":"false","k":"2","m":"4","plugin":"jerasure","stripe_unit":"32","technique":"reed_sol_van","w":"8"}' # noqa: E501
assert not result['stderr']
assert result['rc'] == 0
@patch('ansible.module_utils.basic.AnsibleModule.fail_json')
@patch('ansible.module_utils.basic.AnsibleModule.exit_json')
@patch('ceph_ec_profile.exec_command')
def test_state_present_profile_to_update(self, m_exec_command, m_exit_json, m_fail_json):
ca_test_common.set_module_args({"state": "present",
"name": "foo",
"k": 2,
"m": 6,
"stripe_unit": 32
})
m_exit_json.side_effect = ca_test_common.exit_json
m_fail_json.side_effect = ca_test_common.fail_json
m_exec_command.side_effect = [
(0,
['ceph', 'osd', 'erasure-code-profile', 'get', 'foo', '--format', 'json'],
'{"crush-device-class":"","crush-failure-domain":"host","crush-root":"default","jerasure-per-chunk-alignment":"false","k":"2","m":"4","plugin":"jerasure","stripe_unit":"32","technique":"reed_sol_van","w":"8"}', # noqa: E501
''),
(0,
['ceph', 'osd', 'erasure-code-profile', 'set', 'foo', 'k=2', 'm=6', 'stripe_unit=32', '--force'],
'',
''
)
]
with pytest.raises(ca_test_common.AnsibleExitJson) as r:
ceph_ec_profile.run_module()
result = r.value.args[0]
assert result['changed']
assert result['cmd'] == ['ceph', 'osd', 'erasure-code-profile', 'set', 'foo', 'k=2', 'm=6', 'stripe_unit=32', '--force']
assert not result['stdout']
assert not result['stderr']
assert result['rc'] == 0
@patch('ansible.module_utils.basic.AnsibleModule.fail_json')
@patch('ansible.module_utils.basic.AnsibleModule.exit_json')
@patch('ceph_ec_profile.exec_command')
def test_state_present_profile_doesnt_exist(self, m_exec_command, m_exit_json, m_fail_json):
ca_test_common.set_module_args({"state": "present",
"name": "foo",
"k": 2,
"m": 4,
"stripe_unit": 32
})
m_exit_json.side_effect = ca_test_common.exit_json
m_fail_json.side_effect = ca_test_common.fail_json
m_exec_command.side_effect = [
(2,
['ceph', 'osd', 'erasure-code-profile', 'get', 'foo', '--format', 'json'],
'',
"Error ENOENT: unknown erasure code profile 'foo'"),
(0,
['ceph', 'osd', 'erasure-code-profile', 'set', 'foo', 'k=2', 'm=4', 'stripe_unit=32', '--force'],
'',
''
)
]
with pytest.raises(ca_test_common.AnsibleExitJson) as r:
ceph_ec_profile.run_module()
result = r.value.args[0]
assert result['changed']
assert result['cmd'] == ['ceph', 'osd', 'erasure-code-profile', 'set', 'foo', 'k=2', 'm=4', 'stripe_unit=32', '--force']
assert not result['stdout']
assert not result['stderr']
assert result['rc'] == 0
@patch('ansible.module_utils.basic.AnsibleModule.fail_json')
@patch('ansible.module_utils.basic.AnsibleModule.exit_json')
@patch('ceph_ec_profile.exec_command')
def test_state_absent_on_existing_profile(self, m_exec_command, m_exit_json, m_fail_json):
ca_test_common.set_module_args({"state": "absent",
"name": "foo"
})
m_exit_json.side_effect = ca_test_common.exit_json
m_fail_json.side_effect = ca_test_common.fail_json
m_exec_command.return_value = (0,
['ceph', 'osd', 'erasure-code-profile', 'rm', 'foo'],
'',
'')
with pytest.raises(ca_test_common.AnsibleExitJson) as r:
ceph_ec_profile.run_module()
result = r.value.args[0]
assert result['changed']
assert result['cmd'] == ['ceph', 'osd', 'erasure-code-profile', 'rm', 'foo']
assert result['stdout'] == 'Profile foo removed.'
assert not result['stderr']
assert result['rc'] == 0
@patch('ansible.module_utils.basic.AnsibleModule.fail_json')
@patch('ansible.module_utils.basic.AnsibleModule.exit_json')
@patch('ceph_ec_profile.exec_command')
def test_state_absent_on_nonexisting_profile(self, m_exec_command, m_exit_json, m_fail_json):
ca_test_common.set_module_args({"state": "absent",
"name": "foo"
})
m_exit_json.side_effect = ca_test_common.exit_json
m_fail_json.side_effect = ca_test_common.fail_json
m_exec_command.return_value = (0,
['ceph', 'osd', 'erasure-code-profile', 'rm', 'foo'],
'',
'erasure-code-profile foo does not exist')
with pytest.raises(ca_test_common.AnsibleExitJson) as r:
ceph_ec_profile.run_module()
result = r.value.args[0]
assert not result['changed']
assert result['cmd'] == ['ceph', 'osd', 'erasure-code-profile', 'rm', 'foo']
assert result['stdout'] == "Skipping, the profile foo doesn't exist"
assert result['stderr'] == 'erasure-code-profile foo does not exist'
assert result['rc'] == 0
@patch('ansible.module_utils.basic.AnsibleModule.exit_json')
def test_check_mode(self, m_exit_json):
ca_test_common.set_module_args({
'name': 'foo',
'k': 2,
'm': 4,
'_ansible_check_mode': True
})
m_exit_json.side_effect = ca_test_common.exit_json
with pytest.raises(ca_test_common.AnsibleExitJson) as result:
ceph_ec_profile.run_module()
result = result.value.args[0]
assert not result['changed']
assert result['rc'] == 0
assert not result['stdout']
assert not result['stderr']