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# -*- coding: utf-8 -*-
# pylint: disable=dangerous-default-value,too-many-public-methods
from __future__ import absolute_import
import unittest
from datetime import datetime
from unittest.mock import MagicMock
try:
import mock
except ImportError:
import unittest.mock as mock
from .. import mgr
from ..services.rbd import RbdConfiguration, RBDSchedulerInterval, RbdService, \
get_image_spec, parse_image_spec
class ImageNotFoundStub(Exception):
def __init__(self, message, errno=None):
super(ImageNotFoundStub, self).__init__(
'RBD image not found (%s)' % message, errno)
class RbdServiceTest(unittest.TestCase):
def setUp(self):
# pylint: disable=protected-access
RbdService._rbd_inst = mock.Mock()
self.rbd_inst_mock = RbdService._rbd_inst
def test_compose_image_spec(self):
self.assertEqual(get_image_spec('mypool', 'myns', 'myimage'), 'mypool/myns/myimage')
self.assertEqual(get_image_spec('mypool', None, 'myimage'), 'mypool/myimage')
def test_parse_image_spec(self):
self.assertEqual(parse_image_spec('mypool/myns/myimage'), ('mypool', 'myns', 'myimage'))
self.assertEqual(parse_image_spec('mypool/myimage'), ('mypool', None, 'myimage'))
@mock.patch('dashboard.services.rbd.RbdConfiguration._rbd.config_list')
@mock.patch('dashboard.mgr.get')
@mock.patch('dashboard.services.ceph_service.CephService.get_pool_list')
def test_pool_rbd_configuration_with_different_pg_states(self, get_pool_list, get, config_list):
get_pool_list.return_value = [{
'pool_name': 'good-pool',
'pool': 1,
}, {
'pool_name': 'bad-pool',
'pool': 2,
}]
get.return_value = {
'by_pool': {
'1': {'active+clean': 32},
'2': {'creating+incomplete': 32},
}
}
config_list.return_value = [1, 2, 3]
config = RbdConfiguration('bad-pool')
self.assertEqual(config.list(), [])
config = RbdConfiguration('good-pool')
self.assertEqual(config.list(), [1, 2, 3])
def test_rbd_image_stat_removing(self):
time = datetime.utcnow()
self.rbd_inst_mock.trash_get.return_value = {
'id': '3c1a5ee60a88',
'name': 'test_rbd',
'source': 'REMOVING',
'deletion_time': time,
'deferment_end_time': time
}
ioctx_mock = MagicMock()
# pylint: disable=protected-access
rbd = RbdService._rbd_image_stat_removing(ioctx_mock, 'test_pool', '', '3c1a5ee60a88')
self.assertEqual(rbd, {
'id': '3c1a5ee60a88',
'unique_id': 'test_pool/3c1a5ee60a88',
'name': 'test_rbd',
'source': 'REMOVING',
'deletion_time': '{}Z'.format(time.isoformat()),
'deferment_end_time': '{}Z'.format(time.isoformat()),
'pool_name': 'test_pool',
'namespace': ''
})
@mock.patch('dashboard.services.rbd.rbd.ImageNotFound', new_callable=lambda: ImageNotFoundStub)
def test_rbd_image_stat_filter_source_user(self, _):
self.rbd_inst_mock.trash_get.return_value = {
'id': '3c1a5ee60a88',
'name': 'test_rbd',
'source': 'USER'
}
ioctx_mock = MagicMock()
with self.assertRaises(ImageNotFoundStub) as ctx:
# pylint: disable=protected-access
RbdService._rbd_image_stat_removing(ioctx_mock, 'test_pool', '', '3c1a5ee60a88')
self.assertIn('No image test_pool/3c1a5ee60a88 in status `REMOVING` found.',
str(ctx.exception))
@mock.patch('dashboard.services.rbd.rbd.ImageNotFound', new_callable=lambda: ImageNotFoundStub)
@mock.patch('dashboard.services.rbd.RbdService._pool_namespaces')
@mock.patch('dashboard.services.rbd.RbdService._rbd_image_stat_removing')
@mock.patch('dashboard.services.rbd.RbdService._rbd_image_stat')
@mock.patch('dashboard.services.rbd.RbdService._rbd_image_refs')
def test_rbd_pool_list(self, rbd_image_ref_mock, rbd_image_stat_mock,
rbd_image_stat_removing_mock, pool_namespaces, _):
time = datetime.utcnow()
ioctx_mock = MagicMock()
mgr.rados = MagicMock()
mgr.rados.open_ioctx.return_value = ioctx_mock
self.rbd_inst_mock.namespace_list.return_value = []
rbd_image_ref_mock.return_value = [{'name': 'test_rbd', 'id': '3c1a5ee60a88'}]
pool_namespaces.return_value = ['']
rbd_image_stat_mock.side_effect = mock.Mock(side_effect=ImageNotFoundStub(
'RBD image not found test_pool/3c1a5ee60a88'))
rbd_image_stat_removing_mock.return_value = {
'id': '3c1a5ee60a88',
'unique_id': 'test_pool/3c1a5ee60a88',
'name': 'test_rbd',
'source': 'REMOVING',
'deletion_time': '{}Z'.format(time.isoformat()),
'deferment_end_time': '{}Z'.format(time.isoformat()),
'pool_name': 'test_pool',
'namespace': ''
}
# test with limit 0, it should return a list of pools with an empty list, but
rbd_pool_list = RbdService.rbd_pool_list(['test_pool'], offset=0, limit=0)
self.assertEqual(rbd_pool_list, ([], 1))
self.rbd_inst_mock.namespace_list.return_value = []
rbd_pool_list = RbdService.rbd_pool_list(['test_pool'], offset=0, limit=5)
self.assertEqual(rbd_pool_list, ([{
'id': '3c1a5ee60a88',
'unique_id': 'test_pool/3c1a5ee60a88',
'name': 'test_rbd',
'source': 'REMOVING',
'deletion_time': '{}Z'.format(time.isoformat()),
'deferment_end_time': '{}Z'.format(time.isoformat()),
'pool_name': 'test_pool',
'namespace': ''
}], 1))
def test_valid_interval(self):
test_cases = [
('15m', False),
('1h', False),
('5d', False),
('m', True),
('d', True),
('1s', True),
('11', True),
('1m1', True),
]
for interval, error in test_cases:
if error:
with self.assertRaises(ValueError):
RBDSchedulerInterval(interval)
else:
self.assertEqual(str(RBDSchedulerInterval(interval)), interval)
def test_rbd_image_refs_cache(self):
ioctx_mock = MagicMock()
mgr.rados = MagicMock()
mgr.rados.open_ioctx.return_value = ioctx_mock
images = [{'image': str(i), 'id': str(i)} for i in range(10)]
for i in range(5):
self.rbd_inst_mock.list2.return_value = images[i*2:(i*2)+2]
ioctx_mock = MagicMock()
# pylint: disable=protected-access
res = RbdService._rbd_image_refs(ioctx_mock, str(i))
self.assertEqual(res, images[i*2:(i*2)+2])
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