charms.ceph/unit_tests/test_utils.py

1688 lines
77 KiB
Python

# Copyright 2016 Canonical Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import collections
import unittest
from mock import (
call,
mock_open,
MagicMock,
patch,
)
import ceph.utils as utils
from subprocess import CalledProcessError
class TestDevice():
"""Test class to mock out pyudev Device"""
def __getitem__(**kwargs):
"""
Mock [].
We need this method to be present in the test class mock even
though we mock the return value with the MagicMock later
"""
return "Some device type"
def device_node():
"/dev/test_device"
class CephTestCase(unittest.TestCase):
def setUp(self):
super(CephTestCase, self).setUp()
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils.subprocess, 'call')
@patch.object(utils.os.path, 'exists')
@patch.object(utils.os.path, 'isdir')
def test_start_osd(self,
_isdir,
_exists,
_call,
_pkgrevno):
_pkgrevno.return_value = True
_isdir.return_value = False
utils.start_osds(['/dev/sdb'])
_isdir.assert_called_once_with('/dev/sdb')
_exists.assert_called_once_with('/dev/sdb')
_call.assert_has_calls([
call(['udevadm', 'trigger',
'--subsystem-match=block', '--action=add'
]),
call(['udevadm', 'settle']),
])
@patch.object(utils, 'kv')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils, '_ceph_disk')
@patch.object(utils, 'is_mapped_luks_device')
@patch.object(utils, 'is_active_bluestore_device')
@patch.object(utils.os.path, 'exists')
@patch.object(utils, 'is_device_mounted')
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'is_block_device')
def test_osdize_dev_ceph_disk(self, _is_blk, _cmp, _mounted, _exists,
_is_active_bluestore_device,
_is_mapped_luks_device, _ceph_disk,
_check_call, _kv):
"""Test that _ceph_disk is called for < Luminous 12.2.4"""
db = MagicMock()
_kv.return_value = db
db.get.return_value = []
_is_blk.return_value = True
_mounted.return_value = False
_exists.return_value = True
_cmp.return_value = -1
_ceph_disk.return_value = ['ceph-disk', 'prepare']
_is_mapped_luks_device.return_value = False
_is_active_bluestore_device.return_value = False
utils.osdize('/dev/sdb', osd_format='xfs', osd_journal=None,
bluestore=False)
_ceph_disk.assert_called_with('/dev/sdb', 'xfs', None, False, False)
_check_call.assert_called_with(['ceph-disk', 'prepare'])
db.get.assert_called_with('osd-devices', [])
db.set.assert_called_with('osd-devices', ['/dev/sdb'])
db.flush.assert_called_once()
@patch.object(utils, 'kv')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils, '_ceph_volume')
@patch.object(utils, 'is_mapped_luks_device')
@patch.object(utils, 'is_active_bluestore_device')
@patch.object(utils.os.path, 'exists')
@patch.object(utils, 'is_device_mounted')
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'is_block_device')
def test_osdize_dev_ceph_volume(self, _is_blk, _cmp, _mounted, _exists,
_is_mapped_luks_device,
_is_active_bluestore_device, _ceph_volume,
_check_call, _kv):
"""Test that _ceph_volume is called for >= Luminous 12.2.4"""
db = MagicMock()
_kv.return_value = db
db.get.return_value = []
_is_blk.return_value = True
_mounted.return_value = False
_exists.return_value = True
_cmp.return_value = 1
_ceph_volume.return_value = ['ceph-volume', 'prepare']
_is_mapped_luks_device.return_value = False
_is_active_bluestore_device.return_value = False
utils.osdize('/dev/sdb', osd_format='xfs', osd_journal=None,
bluestore=False)
_ceph_volume.assert_called_with('/dev/sdb', None, False, False, 'ceph')
_check_call.assert_called_with(['ceph-volume', 'prepare'])
db.get.assert_called_with('osd-devices', [])
db.set.assert_called_with('osd-devices', ['/dev/sdb'])
db.flush.assert_called_once()
@patch.object(utils, 'kv')
def test_osdize_dev_already_processed(self, _kv):
"""Ensure that previously processed disks are skipped"""
db = MagicMock()
_kv.return_value = db
db.get.return_value = ['/dev/sdb']
utils.osdize('/dev/sdb', osd_format='xfs', osd_journal=None,
bluestore=False)
db.get.assert_called_with('osd-devices', [])
db.set.assert_called_with('osd-devices', ['/dev/sdb'])
@patch.object(utils, 'kv')
@patch.object(utils.os.path, 'exists')
@patch.object(utils, 'is_device_mounted')
@patch.object(utils, 'is_block_device')
@patch.object(utils, 'is_osd_disk')
def test_osdize_dev_already_processed_without_kv(self, _is_osd, _is_blk,
_mounted, _exists, _kv):
"""Ensure that previously processed disks are skipped"""
db = MagicMock()
_kv.return_value = db
db.get.return_value = []
_exists.return_value = True
_is_osd.return_value = True
_mounted.return_value = True
_is_blk.return_value = True
utils.osdize('/dev/sdb', osd_format='xfs', osd_journal=None,
bluestore=False)
db.get.assert_called_with('osd-devices', [])
db.set.assert_called_with('osd-devices', ['/dev/sdb'])
@patch.object(utils, 'kv')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils, '_ceph_volume')
@patch.object(utils, 'is_mapped_luks_device')
@patch.object(utils, 'is_active_bluestore_device')
@patch.object(utils.os.path, 'exists')
@patch.object(utils, 'is_device_mounted')
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'is_block_device')
def test_osdize_already_processed_luks_bluestore(
self, _is_blk, _cmp, _mounted,
_exists,
_is_active_bluestore_device, _is_mapped_luks_device,
_ceph_volume, _check_call, _kv):
"""Test that _ceph_volume is called for >= Luminous 12.2.4"""
db = MagicMock()
_kv.return_value = db
db.get.return_value = []
_is_blk.return_value = True
_mounted.return_value = False
_exists.return_value = True
_cmp.return_value = 1
_ceph_volume.return_value = ['ceph-volume', 'prepare']
_is_active_bluestore_device.return_value = False
_is_mapped_luks_device.return_value = True
utils.osdize('/dev/sdb', encrypt=True, osd_format=None,
osd_journal=None, bluestore=True, key_manager='vault')
db.get.assert_called_with('osd-devices', [])
db.set.assert_called_with('osd-devices', [])
@patch.object(utils, 'kv')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils.os.path, 'exists')
@patch.object(utils, 'is_device_mounted')
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'mkdir')
@patch.object(utils, 'chownr')
@patch.object(utils, 'ceph_user')
def test_osdize_dir(self, _ceph_user, _chown, _mkdir,
_cmp, _mounted, _exists, _call, _kv):
"""Test that the dev osd is initialized correctly"""
db = MagicMock()
_kv.return_value = db
db.get.return_value = []
_ceph_user.return_value = "ceph"
_mounted.return_value = False
_exists.return_value = False
_cmp.return_value = True
utils.osdize('/srv/osd', osd_format='xfs', osd_journal=None,
bluestore=False)
_call.assert_called_with(['sudo', '-u', 'ceph', 'ceph-disk', 'prepare',
'--data-dir', '/srv/osd', '--filestore'])
db.get.assert_called_with('osd-devices', [])
db.set.assert_called_with('osd-devices', ['/srv/osd'])
@patch.object(utils.subprocess, 'check_output')
def test_get_osd_weight(self, output):
"""It gives an OSD's weight"""
output.return_value = b"""{
"nodes": [{
"id": -1,
"name": "default",
"type": "root",
"type_id": 10,
"children": [-4, -3, -2]
}, {
"id": -2,
"name": "ip-172-31-11-147",
"type": "host",
"type_id": 1,
"children": [0]
}, {
"id": 0,
"name": "osd.0",
"type": "osd",
"type_id": 0,
"crush_weight": 0.002899,
"depth": 2,
"exists": 1,
"status": "up",
"reweight": 1.000000,
"primary_affinity": 1.000000
}, {
"id": -3,
"name": "ip-172-31-56-198",
"type": "host",
"type_id": 1,
"children": [2]
}, {
"id": 2,
"name": "osd.2",
"type": "osd",
"type_id": 0,
"crush_weight": 0.002899,
"depth": 2,
"exists": 1,
"status": "up",
"reweight": 1.000000,
"primary_affinity": 1.000000
}, {
"id": -4,
"name": "ip-172-31-24-103",
"type": "host",
"type_id": 1,
"children": [1]
}, {
"id": 1,
"name": "osd.1",
"type": "osd",
"type_id": 0,
"crush_weight": 0.002899,
"depth": 2,
"exists": 1,
"status": "up",
"reweight": 1.000000,
"primary_affinity": 1.000000
}],
"stray": []
}"""
weight = utils.get_osd_weight('osd.0')
self.assertEqual(weight, 0.002899)
@patch.object(utils.subprocess, 'check_output')
def test_get_osd_tree_multi_root(self, mock_check_output):
mock_check_output.return_value = b"""{
"nodes":[
{"id":-9,"name":"ssds","type":"root","type_id":10,"children":[-11,-12,-10]},
{"id":-10,"name":"OS-CS-10","type":"host","type_id":1,"children":[58,56,52]},
{"id":52,"name":"osd.52","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":56,"name":"osd.56","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":58,"name":"osd.58","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-12,"name":"OS-CS-09","type":"host","type_id":1,"children":[59,55,53]},
{"id":53,"name":"osd.53","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":55,"name":"osd.55","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":59,"name":"osd.59","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-11,"name":"OS-CS-08","type":"host","type_id":1,"children":[57,54,51]},
{"id":51,"name":"osd.51","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":54,"name":"osd.54","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":57,"name":"osd.57","type":"osd","type_id":0,"crush_weight":1.000000,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-1,"name":"default","type":"root","type_id":10,"children":[-8,-7,-6,-5,-4,-3,-2]},
{"id":-2,"name":"OS-CS-05","type":"host","type_id":1,"children":[33,16,11,7,4,2,0]},
{"id":0,"name":"osd.0","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":2,"name":"osd.2","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":4,"name":"osd.4","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":7,"name":"osd.7","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":11,"name":"osd.11","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":16,"name":"osd.16","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":33,"name":"osd.33","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-3,"name":"OS-CS-02","type":"host","type_id":1,"children":[35,20,15,10,6,3,1]},
{"id":1,"name":"osd.1","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":3,"name":"osd.3","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":6,"name":"osd.6","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":10,"name":"osd.10","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":15,"name":"osd.15","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":20,"name":"osd.20","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":35,"name":"osd.35","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-4,"name":"OS-CS-03","type":"host","type_id":1,"children":[34,25,22,18,13,9,5]},
{"id":5,"name":"osd.5","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":9,"name":"osd.9","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":13,"name":"osd.13","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":18,"name":"osd.18","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":22,"name":"osd.22","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":25,"name":"osd.25","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":34,"name":"osd.34","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-5,"name":"OS-CS-01","type":"host","type_id":1,"children":[31,27,24,21,17,12,8]},
{"id":8,"name":"osd.8","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":12,"name":"osd.12","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":17,"name":"osd.17","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":21,"name":"osd.21","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":24,"name":"osd.24","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":27,"name":"osd.27","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":31,"name":"osd.31","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-6,"name":"OS-CS-04","type":"host","type_id":1,"children":[32,29,28,26,23,19,14]},
{"id":14,"name":"osd.14","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":19,"name":"osd.19","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":23,"name":"osd.23","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":26,"name":"osd.26","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":28,"name":"osd.28","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":29,"name":"osd.29","type":"osd","type_id":0,"crush_weight":0.543991,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":32,"name":"osd.32","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-7,"name":"OS-CS-07","type":"host","type_id":1,"children":[42,41,40,39,38,37,36,30]},
{"id":30,"name":"osd.30","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":36,"name":"osd.36","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":37,"name":"osd.37","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":38,"name":"osd.38","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":39,"name":"osd.39","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":40,"name":"osd.40","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":41,"name":"osd.41","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":42,"name":"osd.42","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-8,"name":"OS-CS-06","type":"host","type_id":1,"children":[50,49,48,47,46,45,44,43]},
{"id":43,"name":"osd.43","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":44,"name":"osd.44","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":45,"name":"osd.45","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":46,"name":"osd.46","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":47,"name":"osd.47","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":48,"name":"osd.48","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":49,"name":"osd.49","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":50,"name":"osd.50","type":"osd","type_id":0,"crush_weight":1.089996,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000}
],"stray":[]}
"""
osd_tree = utils.get_osd_tree('test')
self.assertEqual(osd_tree[0].name, "OS-CS-10")
self.assertEqual(osd_tree[-1].name, "OS-CS-06")
@patch.object(utils.subprocess, 'check_output')
def test_get_osd_tree_multi_root_with_hierarchy(self, mock_check_output):
mock_check_output.return_value = b'''{
"nodes":[
{"id":-1,"name":"default","type":"root","type_id":10,"children":[-3,-2]},
{"id":-2,"name":"sata","type":"rack","type_id":3,"pool_weights":{},"children":[-5,-4]},
{"id":-4,"name":"uat-l-stor-11","type":"host","type_id":1,"pool_weights":{},"children":[5,4,3,2,1,0]},
{"id":0,"device_class":"hdd","name":"osd.0","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":1,"device_class":"hdd","name":"osd.1","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":2,"device_class":"hdd","name":"osd.2","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":3,"device_class":"hdd","name":"osd.3","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":4,"device_class":"hdd","name":"osd.4","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":5,"device_class":"hdd","name":"osd.5","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-5,"name":"uat-l-stor-12","type":"host","type_id":1,"pool_weights":{},"children":[11,10,9,8,7,6]},
{"id":6,"device_class":"hdd","name":"osd.6","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":7,"device_class":"hdd","name":"osd.7","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":8,"device_class":"hdd","name":"osd.8","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":9,"device_class":"hdd","name":"osd.9","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":10,"device_class":"hdd","name":"osd.10","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":11,"device_class":"hdd","name":"osd.11","type":"osd","type_id":0,"crush_weight":5.455994,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-3,"name":"ssd","type":"rack","type_id":3,"pool_weights":{},"children":[-7,-6]},
{"id":-6,"name":"uat-l-stor-13","type":"host","type_id":1,"pool_weights":{},"children":[17,16,15,14,13,12]},
{"id":12,"name":"osd.12","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":13,"name":"osd.13","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":14,"name":"osd.14","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":15,"name":"osd.15","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":16,"name":"osd.16","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":17,"name":"osd.17","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-7,"name":"uat-l-stor-14","type":"host","type_id":1,"pool_weights":{},"children":[23,22,21,20,19,18]},
{"id":18,"name":"osd.18","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":19,"name":"osd.19","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":20,"name":"osd.20","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":21,"name":"osd.21","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":22,"name":"osd.22","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":23,"name":"osd.23","type":"osd","type_id":0,"crush_weight":1.429993,"depth":3,"pool_weights":{},"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000}],
"stray":[]}'''
osd_tree = utils.get_osd_tree('test')
self.assertTrue(len(osd_tree) == 4)
self.assertEqual(osd_tree[0].name, "uat-l-stor-11")
self.assertEqual(osd_tree[-1].name, "uat-l-stor-14")
@patch.object(utils.subprocess, 'check_output')
def test_get_osd_tree_single_root(self, mock_check_output):
mock_check_output.return_value = b"""{
"nodes":[
{"id":-1,"name":"default","type":"root","type_id":10,"children":[-4,-3,-2]},
{"id":-2,"name":"juju-9d5cf0-icey-4","type":"host","type_id":1,"children":[0]},
{"id":0,"name":"osd.0","type":"osd","type_id":0,"crush_weight":0.000092,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-3,"name":"juju-9d5cf0-icey-6","type":"host","type_id":1,"children":[1]},
{"id":1,"name":"osd.1","type":"osd","type_id":0,"crush_weight":0.000092,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000},
{"id":-4,"name":"juju-9d5cf0-icey-5","type":"host","type_id":1,"children":[2]},
{"id":2,"name":"osd.2","type":"osd","type_id":0,"crush_weight":0.000092,"depth":2,"exists":1,"status":"up","reweight":1.000000,"primary_affinity":1.000000}],
"stray":[]}"""
osd_tree = utils.get_osd_tree('test')
self.assertEqual(osd_tree[0].name, "juju-9d5cf0-icey-4")
self.assertEqual(osd_tree[-1].name, "juju-9d5cf0-icey-5")
@patch.object(utils.subprocess, 'check_output')
@patch.object(utils, "ceph_user", lambda: "ceph")
@patch.object(utils.socket, "gethostname", lambda: "osd001")
def test_get_named_key_with_pool(self, mock_check_output):
mock_check_output.side_effect = [CalledProcessError(0, 0, 0), b""]
utils.get_named_key(name="rgw001", pool_list=["rbd", "block"])
mock_check_output.assert_has_calls([
call(['sudo', '-u', 'ceph', 'ceph', '--name',
'mon.', '--keyring',
'/var/lib/ceph/mon/ceph-osd001/keyring',
'auth', 'get', 'client.rgw001']),
call(['sudo', '-u', 'ceph', 'ceph', '--name',
'mon.', '--keyring',
'/var/lib/ceph/mon/ceph-osd001/keyring',
'auth', 'get-or-create', 'client.rgw001',
'mon', 'allow r; allow command "osd blacklist"',
'osd', 'allow rwx pool=rbd pool=block'])])
@patch.object(utils.subprocess, 'check_output')
@patch.object(utils, 'ceph_user', lambda: "ceph")
@patch.object(utils.socket, "gethostname", lambda: "osd001")
def test_get_named_key(self, mock_check_output):
mock_check_output.side_effect = [CalledProcessError(0, 0, 0), b""]
utils.get_named_key(name="rgw001")
mock_check_output.assert_has_calls([
call(['sudo', '-u', 'ceph', 'ceph', '--name',
'mon.', '--keyring',
'/var/lib/ceph/mon/ceph-osd001/keyring',
'auth', 'get', 'client.rgw001']),
call(['sudo', '-u', 'ceph', 'ceph', '--name',
'mon.', '--keyring',
'/var/lib/ceph/mon/ceph-osd001/keyring',
'auth', 'get-or-create', 'client.rgw001',
'mon', 'allow r; allow command "osd blacklist"',
'osd', 'allow rwx'])])
def test_parse_key_with_caps_existing_key(self):
expected = "AQCm7aVYQFXXFhAAj0WIeqcag88DKOvY4UKR/g=="
with_caps = "[client.osd-upgrade]\n" \
" key = AQCm7aVYQFXXFhAAj0WIeqcag88DKOvY4UKR/g==\n" \
" caps mon = \"allow command \"config-key\";"
key = utils.parse_key(with_caps)
self.assertEqual(key, expected)
def test_parse_key_without_caps(self):
expected = "AQCm7aVYQFXXFhAAj0WIeqcag88DKOvY4UKR/g=="
without_caps = "[client.osd-upgrade]\n" \
" key = AQCm7aVYQFXXFhAAj0WIeqcag88DKOvY4UKR/g=="
key = utils.parse_key(without_caps)
self.assertEqual(key, expected)
def test_list_unmounted_devices(self):
dev1 = MagicMock(spec=TestDevice)
dev1.__getitem__.return_value = "block"
dev1.device_node = '/dev/sda'
dev2 = MagicMock(spec=TestDevice)
dev2.__getitem__.return_value = "block"
dev2.device_node = '/dev/sdb'
dev3 = MagicMock(spec=TestDevice)
dev3.__getitem__.return_value = "block"
dev3.device_node = '/dev/loop1'
devices = [dev1, dev2, dev3]
with patch(
'pyudev.Context.list_devices',
return_value=devices):
with patch.object(utils, 'is_device_mounted',
return_value=False):
devices = utils.unmounted_disks()
self.assertEqual(devices, ['/dev/sda', '/dev/sdb'])
with patch.object(utils, 'is_device_mounted',
return_value=True):
devices = utils.unmounted_disks()
self.assertEqual(devices, [])
@patch.object(utils.subprocess, 'check_output')
def test_get_partition_list(self, output):
with open('unit_tests/partx_output', 'r') as partx_out:
output.return_value = partx_out.read().encode('UTF-8')
partition_list = utils.get_partition_list('/dev/xvdb')
self.assertEqual(len(partition_list), 4)
@patch.object(utils.subprocess, 'check_output')
def test_get_ceph_pg_stat(self, output):
"""It returns the current PG stat"""
output.return_value = b"""{
"num_pg_by_state": [
{
"name": "active+clean",
"num": 320
}
],
"version": 7111,
"num_pgs": 320,
"num_bytes": 118111608230,
"raw_bytes_used": 355042729984,
"raw_bytes_avail": 26627104956416,
"raw_bytes": 26982147686400
}"""
pg_stat = utils.get_ceph_pg_stat()
self.assertEqual(pg_stat['num_pgs'], 320)
@patch.object(utils.subprocess, 'check_output')
def test_get_ceph_health(self, output):
"""It gives the current Ceph health"""
output.return_value = b"""{
"health": {
"health_services": [
{
"mons": [
{
"name": "node1",
"kb_total": 2883598592,
"kb_used": 61728860,
"kb_avail": 2675368308,
"avail_percent": 92,
"last_updated": "2017-04-25 22:17:36.966046",
"store_stats": {
"bytes_total": 18612017,
"bytes_sst": 0,
"bytes_log": 2172670,
"bytes_misc": 16439347,
"last_updated": "0.000000"
},
"health": "HEALTH_OK"
},
{
"name": "node2",
"kb_total": 2883598592,
"kb_used": 79776472,
"kb_avail": 2657320696,
"avail_percent": 92,
"last_updated": "2017-04-25 22:18:27.915641",
"store_stats": {
"bytes_total": 18517923,
"bytes_sst": 0,
"bytes_log": 3340129,
"bytes_misc": 15177794,
"last_updated": "0.000000"
},
"health": "HEALTH_OK"
},
{
"name": "node3",
"kb_total": 2883598592,
"kb_used": 77399744,
"kb_avail": 2659697424,
"avail_percent": 92,
"last_updated": "2017-04-25 22:18:27.934053",
"store_stats": {
"bytes_total": 18517892,
"bytes_sst": 0,
"bytes_log": 3340129,
"bytes_misc": 15177763,
"last_updated": "0.000000"
},
"health": "HEALTH_OK"
}
]
}
]
},
"timechecks": {
"epoch": 8,
"round": 3022,
"round_status": "finished",
"mons": [
{
"name": "node1",
"skew": 0,
"latency": 0,
"health": "HEALTH_OK"
},
{
"name": "node2",
"skew": 0,
"latency": 0.000765,
"health": "HEALTH_OK"
},
{
"name": "node3",
"skew": 0,
"latency": 0.000765,
"health": "HEALTH_OK"
}
]
},
"summary": [],
"overall_status": "HEALTH_OK",
"detail": []
}"""
health = utils.get_ceph_health()
self.assertEqual(health['overall_status'], "HEALTH_OK")
@patch.object(utils.subprocess, 'check_output')
def test_reweight_osd(self, mock_reweight):
"""It changes the weight of an OSD"""
mock_reweight.return_value = b"reweighted item id 0 name 'osd.0' to 1"
reweight_result = utils.reweight_osd('0', '1')
self.assertEqual(reweight_result, True)
mock_reweight.assert_called_once_with(
['ceph', 'osd', 'crush', 'reweight', 'osd.0', '1'], stderr=-2)
def test_determine_packages(self):
self.assertEqual(utils.PACKAGES,
utils.determine_packages())
@patch.object(utils, 'chownr')
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'ceph_user')
@patch.object(utils, 'os')
@patch.object(utils, 'systemd')
@patch.object(utils, 'log')
@patch.object(utils, 'mkdir')
@patch.object(utils.subprocess, 'check_output')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils, 'service_restart')
@patch.object(utils.socket, 'gethostname', lambda: 'TestHost')
def _test_bootstrap_monitor_cluster(self,
mock_service_restart,
mock_check_call,
mock_check_output,
mock_mkdir,
mock_log,
mock_systemd,
mock_os,
mock_ceph_user,
mock_cmp_pkgrevno,
mock_chownr,
luminous=False):
test_hostname = utils.socket.gethostname()
test_secret = 'mysecret'
test_keyring = '/var/lib/ceph/tmp/{}.mon.keyring'.format(test_hostname)
test_path = '/var/lib/ceph/mon/ceph-{}'.format(test_hostname)
test_done = '{}/done'.format(test_path)
test_init_marker = '{}/systemd'.format(test_path)
mock_os.path.exists.return_value = False
mock_systemd.return_value = True
mock_cmp_pkgrevno.return_value = 1 if luminous else -1
mock_ceph_user.return_value = 'ceph'
test_calls = [
call(
['ceph-authtool', test_keyring,
'--create-keyring', '--name=mon.',
'--add-key={}'.format(test_secret),
'--cap', 'mon', 'allow *']
),
call(
['ceph-mon', '--mkfs',
'-i', test_hostname,
'--keyring', test_keyring]
),
call(['systemctl', 'enable', 'ceph-mon']),
]
if luminous:
test_calls.append(
call(['ceph-create-keys', '--id', test_hostname, '--timeout',
'1800'])
)
fake_open = mock_open()
with patch('ceph.utils.open', fake_open, create=True):
utils.bootstrap_monitor_cluster(test_secret)
mock_check_call.assert_has_calls(test_calls)
mock_service_restart.assert_called_with('ceph-mon')
mock_mkdir.assert_has_calls([
call('/var/run/ceph', owner='ceph',
group='ceph', perms=0o755),
call(test_path, owner='ceph', group='ceph',
perms=0o755),
])
fake_open.assert_has_calls([call(test_done, 'w'),
call(test_init_marker, 'w')],
any_order=True)
mock_os.unlink.assert_called_with(test_keyring)
def test_bootstrap_monitor_cluster(self):
self._test_bootstrap_monitor_cluster(luminous=False)
def test_bootstrap_monitor_cluster_luminous(self):
self._test_bootstrap_monitor_cluster(luminous=True)
@patch.object(utils, 'chownr')
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'ceph_user')
@patch.object(utils, 'os')
@patch.object(utils, 'log')
@patch.object(utils, 'mkdir')
@patch.object(utils, 'subprocess')
@patch.object(utils, 'service_restart')
def test_bootstrap_manager(self,
mock_service_restart,
mock_subprocess,
mock_mkdir,
mock_log,
mock_os,
mock_ceph_user,
mock_cmp_pkgrevno,
mock_chownr):
test_hostname = utils.socket.gethostname()
test_path = '/var/lib/ceph/mgr/ceph-{}'.format(test_hostname)
test_keyring = '/var/lib/ceph/mgr/ceph-{}/keyring'.format(
test_hostname)
test_unit = 'ceph-mgr@{}'.format(test_hostname)
mock_os.path.exists.return_value = False
mock_os.path.join.return_value = test_keyring
mock_ceph_user.return_value = 'ceph'
test_calls = [
call(
['ceph', 'auth', 'get-or-create',
'mgr.{}'.format(test_hostname), 'mon',
'allow profile mgr', 'osd', 'allow *',
'mds', 'allow *', '--out-file',
test_keyring]
),
call(['systemctl', 'enable', test_unit]),
]
fake_open = mock_open()
with patch('ceph.open', fake_open, create=True):
utils.bootstrap_manager()
self.assertEqual(
mock_subprocess.check_call.mock_calls,
test_calls
)
mock_service_restart.assert_called_with(test_unit)
mock_mkdir.assert_has_calls([
call(test_path, owner='ceph', group='ceph'),
])
@patch.object(utils.subprocess, 'check_call')
def test_osd_set_noout(self, mock_check_call):
"""It changes the setting of ceph osd noout"""
utils.osd_noout(True)
mock_check_call.assert_called_once_with(
['ceph', '--id', 'admin', 'osd', 'set', 'noout'])
@patch.object(utils.subprocess, 'check_call')
def test_osd_unset_noout(self, mock_check_call):
utils.osd_noout(False)
mock_check_call.assert_called_once_with(
['ceph', '--id', 'admin', 'osd', 'unset', 'noout'])
@patch.object(utils.subprocess, 'check_call')
def test_osd_set_noout_fail(self, mock_check_call):
mock_check_call.side_effect = CalledProcessError
with self.assertRaises(Exception):
utils.osd_noout(True)
def test_pretty_print_upgrade_paths(self):
expected = ([
'firefly -> hammer',
'hammer -> jewel',
'jewel -> luminous',
'luminous -> mimic',
])
self.assertEqual(utils.pretty_print_upgrade_paths(), expected)
@patch.object(utils.subprocess, 'check_output')
def test_get_conf(self, _check_output):
_check_output.return_value = '12345\n'
self.assertEqual(utils.get_conf('bluestore_block_db_size'),
'12345')
_check_output.assert_called_with([
'ceph-osd',
'--show-config-value=bluestore_block_db_size',
'--no-mon-config',
])
def test_partition_name(self):
self.assertEqual(utils._partition_name('/dev/sdb'),
'/dev/sdb1')
self.assertEqual(utils._partition_name('/dev/mmcblk0'),
'/dev/mmcblk0p1')
@patch.object(utils, 'get_named_key')
def test_get_rbd_mirror_key(self, _get_named_key):
utils.get_rbd_mirror_key('someid')
_get_named_key.assert_called_once_with(
name='someid',
caps=collections.OrderedDict([
('mon', ['profile rbd']),
('osd', ['profile rbd']),
])
)
@patch.object(utils.subprocess, 'check_output')
def test_list_pools(self, _check_output):
_check_output.return_value = 'poola\npoolb\n'
self.assertEqual(utils.list_pools('someuser'), ['poola', 'poolb'])
_check_output.assert_called_with(['rados', '--id', 'someuser',
'lspools'], universal_newlines=True)
self.assertEqual(utils.list_pools(client='someotheruser'),
['poola', 'poolb'])
_check_output.assert_called_with(['rados', '--id', 'someotheruser',
'lspools'], universal_newlines=True)
self.assertEqual(utils.list_pools(),
['poola', 'poolb'])
_check_output.assert_called_with(['rados', '--id', 'admin',
'lspools'], universal_newlines=True)
@patch.object(utils.subprocess, 'check_output')
def test_get_pool_param(self, _check_output):
_check_output.return_value = 'size: 3\n'
self.assertEqual(utils.get_pool_param('rbd', 'size'), '3')
_check_output.assert_called_with(['ceph', '--id', 'admin', 'osd',
'pool', 'get', 'rbd', 'size'],
universal_newlines=True)
@patch.object(utils.subprocess, 'check_output')
def test_get_pool_quota(self, _check_output):
_check_output.return_value = (
"quotas for pool 'rbd':\n"
" max objects: N/A\n"
" max bytes : N/A\n")
self.assertEqual(utils.get_pool_quota('rbd'),
{})
_check_output.assert_called_with(['ceph', '--id', 'admin', 'osd',
'pool', 'get-quota', 'rbd'],
universal_newlines=True)
_check_output.return_value = (
"quotas for pool 'rbd':\n"
" max objects: 10\n"
" max bytes : N/A\n")
self.assertEqual(utils.get_pool_quota('rbd'), {'max_objects': '10'})
_check_output.return_value = (
"quotas for pool 'rbd':\n"
" max objects: N/A\n"
" max bytes : 1000B\n")
self.assertEqual(utils.get_pool_quota('rbd'), {'max_bytes': '1000'})
_check_output.return_value = (
"quotas for pool 'rbd':\n"
" max objects: 10\n"
" max bytes : 1000B\n")
self.assertEqual(utils.get_pool_quota('rbd'),
{'max_objects': '10', 'max_bytes': '1000'})
@patch.object(utils.subprocess, 'check_output')
def test_get_pool_applications(self, _check_output):
_check_output.return_value = (
'{\n'
' "pool": {\n'
' "application": {}\n'
' }\n'
'}\n')
self.assertEqual(utils.get_pool_applications(),
{'pool': {'application': {}}})
_check_output.assert_called_with(['ceph', '--id', 'admin', 'osd',
'pool', 'application', 'get'],
universal_newlines=True)
utils.get_pool_applications('42')
_check_output.assert_called_with(['ceph', '--id', 'admin', 'osd',
'pool', 'application', 'get', '42'],
universal_newlines=True)
@patch.object(utils, 'get_pool_param')
@patch.object(utils, 'get_pool_quota')
@patch.object(utils, 'list_pools')
@patch.object(utils, 'get_pool_applications')
def test_list_pools_detail(self, _get_pool_applications, _list_pools,
_get_pool_quota, _get_pool_param):
self.assertEqual(utils.list_pools_detail(), {})
_get_pool_applications.return_value = {'pool': {'application': {}}}
_list_pools.return_value = ['pool', 'pool2']
_get_pool_quota.return_value = {'max_objects': '10',
'max_bytes': '1000'}
_get_pool_param.return_value = '42'
self.assertEqual(utils.list_pools_detail(),
{'pool': {'applications': {'application': {}},
'parameters': {'pg_num': '42',
'size': '42'},
'quota': {'max_bytes': '1000',
'max_objects': '10'},
},
'pool2': {'applications': {},
'parameters': {'pg_num': '42',
'size': '42'},
'quota': {'max_bytes': '1000',
'max_objects': '10'},
},
})
class CephVolumeSizeCalculatorTestCase(unittest.TestCase):
@patch.object(utils, 'get_conf')
def test_calculate_volume_size_journal(self, _get_conf):
_get_conf.return_value = 0
self.assertEqual(utils.calculate_volume_size('journal'),
1024)
_get_conf.assert_called_with('osd_journal_size')
_get_conf.return_value = 2048
self.assertEqual(utils.calculate_volume_size('journal'),
2048)
@patch.object(utils, 'get_conf')
def test_calculate_volume_size_db(self, _get_conf):
_get_conf.return_value = 0
self.assertEqual(utils.calculate_volume_size('db'),
1024)
_get_conf.assert_called_with('bluestore_block_db_size')
_get_conf.return_value = 2048 * 1048576
self.assertEqual(utils.calculate_volume_size('db'),
2048)
@patch.object(utils, 'get_conf')
def test_calculate_volume_size_wal(self, _get_conf):
_get_conf.return_value = 0
self.assertEqual(utils.calculate_volume_size('wal'),
576)
_get_conf.assert_called_with('bluestore_block_wal_size')
_get_conf.return_value = 512 * 1048576
self.assertEqual(utils.calculate_volume_size('wal'),
512)
def test_calculate_volume_size_invalid(self):
with self.assertRaises(KeyError):
utils.calculate_volume_size('invalid')
class CephInitializeDiskTestCase(unittest.TestCase):
@patch.object(utils, '_luks_uuid')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils.os.path, 'exists')
def test_initialize_disk(self, _exists, _check_call,
_luks_uuid):
_exists.return_value = False
_luks_uuid.return_value = None
self.assertEqual(utils._initialize_disk('/dev/sdb',
'test-UUID'),
'/dev/sdb')
_check_call.assert_not_called()
@patch.object(utils, '_luks_uuid')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils.os.path, 'exists')
def test_initialize_disk_vaultlocker(self, _exists, _check_call,
_luks_uuid):
_exists.return_value = False
_luks_uuid.return_value = None
self.assertEqual(utils._initialize_disk('/dev/sdb',
'test-UUID',
True,
'vault'),
'/dev/mapper/crypt-test-UUID')
_check_call.assert_has_calls([
call(['vaultlocker', 'encrypt',
'--uuid', 'test-UUID',
'/dev/sdb']),
call(['dd', 'if=/dev/zero',
'of=/dev/mapper/crypt-test-UUID',
'bs=512', 'count=1']),
])
@patch.object(utils, '_luks_uuid')
@patch.object(utils.subprocess, 'check_call')
@patch.object(utils.os.path, 'exists')
def test_initialize_disk_vaultlocker_encrypted(self,
_exists,
_check_call,
_luks_uuid):
_exists.return_value = True
_luks_uuid.return_value = 'existing-UUID'
self.assertEqual(utils._initialize_disk('/dev/sdb',
'test-UUID',
True,
'vault'),
'/dev/mapper/crypt-existing-UUID')
_check_call.assert_not_called()
class CephActiveBlueStoreDeviceTestCase(unittest.TestCase):
_test_pvs = {
'/dev/sdb': 'ceph-1234',
'/dev/sdc': 'ceph-5678',
'/dev/sde': 'ceph-9101',
}
_test_vgs = {
'ceph-1234': ['osd-block-1234'],
'ceph-5678': ['osd-block-5678'],
'ceph-9101': ['osd-block-9101'],
}
_test_links = {
'/var/lib/ceph/osd/ceph-4/block': '/dev/ceph-1234/osd-block-1234',
'/var/lib/ceph/osd/ceph-6/block': '/dev/ceph-5678/osd-block-5678',
}
@patch.object(utils, 'glob')
@patch.object(utils, 'os')
@patch.object(utils, 'lvm')
def _test_active_bluestore_device(self, _lvm, _os, _glob, device, active):
_os.path.is_link.return_value = True
_glob.glob.return_value = self._test_links.keys()
_lvm.is_lvm_physical_volume.side_effect = (
lambda dev: dev in self._test_pvs
)
_lvm.list_lvm_volume_group.side_effect = (
lambda pv: self._test_pvs.get(pv)
)
_lvm.list_logical_volumes.side_effect = (
lambda vg: self._test_vgs.get(vg.lstrip('vg_name='), [])
)
_os.readlink.side_effect = (
lambda link: self._test_links.get(link)
)
self.assertEqual(utils.is_active_bluestore_device(device),
active)
_lvm.is_lvm_physical_volume.assert_called_with(device)
if device in self._test_pvs:
_lvm.list_lvm_volume_group.assert_called_with(device)
_lvm.list_logical_volumes.assert_called_with(
'vg_name={}'.format(self._test_pvs.get(device))
)
_glob.glob.assert_called_with('/var/lib/ceph/osd/ceph-*/block')
else:
_lvm.list_lvm_volume_group.assert_not_called()
_lvm.list_logical_volumes.assert_not_called()
_glob.glob.assert_not_called()
def test_active_bluestore_device_active(self):
self._test_active_bluestore_device(device='/dev/sdb', active=True)
self._test_active_bluestore_device(device='/dev/sdc', active=True)
def test_active_bluestore_device_inactive_not_pv(self):
self._test_active_bluestore_device(device='/dev/sdd', active=False)
def test_active_bluestore_device_inactive_not_inuse(self):
self._test_active_bluestore_device(device='/dev/sde', active=False)
class CephLUKSDeviceTestCase(unittest.TestCase):
@patch.object(utils, '_luks_uuid')
def test_no_luks_header(self, _luks_uuid):
_luks_uuid.return_value = None
self.assertEqual(utils.is_luks_device('/dev/sdb'), False)
@patch.object(utils, '_luks_uuid')
def test_luks_header(self, _luks_uuid):
_luks_uuid.return_value = '5e1e4c89-4f68-4b9a-bd93-e25eec34e80f'
self.assertEqual(utils.is_luks_device('/dev/sdb'), True)
class CephMappedLUKSDeviceTestCase(unittest.TestCase):
@patch.object(utils.os, 'walk')
@patch.object(utils, '_luks_uuid')
def test_no_luks_header_not_mapped(self, _luks_uuid, _walk):
_luks_uuid.return_value = None
def os_walk_side_effect(path):
return {
'/sys/class/block/sdb/holders/': iter([('', [], [])]),
}[path]
_walk.side_effect = os_walk_side_effect
self.assertEqual(utils.is_mapped_luks_device('/dev/sdb'), False)
@patch.object(utils.os, 'walk')
@patch.object(utils, '_luks_uuid')
def test_luks_header_mapped(self, _luks_uuid, _walk):
_luks_uuid.return_value = 'db76d142-4782-42f2-84c6-914f9db889a0'
def os_walk_side_effect(path):
return {
'/sys/class/block/sdb/holders/': iter([('', ['dm-0'], [])]),
}[path]
_walk.side_effect = os_walk_side_effect
self.assertEqual(utils.is_mapped_luks_device('/dev/sdb'), True)
@patch.object(utils.os, 'walk')
@patch.object(utils, '_luks_uuid')
def test_luks_header_not_mapped(self, _luks_uuid, _walk):
_luks_uuid.return_value = 'db76d142-4782-42f2-84c6-914f9db889a0'
def os_walk_side_effect(path):
return {
'/sys/class/block/sdb/holders/': iter([('', [], [])]),
}[path]
_walk.side_effect = os_walk_side_effect
self.assertEqual(utils.is_mapped_luks_device('/dev/sdb'), False)
@patch.object(utils.os, 'walk')
@patch.object(utils, '_luks_uuid')
def test_no_luks_header_mapped(self, _luks_uuid, _walk):
"""
This is an edge case where a device is mapped (i.e. used for something
else) but has no LUKS header. Should be handled by other checks.
"""
_luks_uuid.return_value = None
def os_walk_side_effect(path):
return {
'/sys/class/block/sdb/holders/': iter([('', ['dm-0'], [])]),
}[path]
_walk.side_effect = os_walk_side_effect
self.assertEqual(utils.is_mapped_luks_device('/dev/sdb'), False)
class CephAllocateVolumeTestCase(unittest.TestCase):
_lvs = ['osd-data-1234', 'osd-block-1234', 'osd-journal-1234']
_vgs = {
'/dev/sdb': 'ceph-1234'
}
@patch.object(utils, '_initialize_disk')
@patch.object(utils.uuid, 'uuid4')
@patch.object(utils, 'lvm')
def _test_allocate_logical_volume(self, _lvm, _uuid4, _initialize_disk,
dev, lv_type, osd_fsid,
size=None, shared=False, encrypt=False,
key_manager='ceph'):
test_uuid = '1234-1234-1234-1234'
pv_dev = utils._partition_name(dev)
_lvm.list_logical_volumes.return_value = self._lvs
_initialize_disk.return_value = pv_dev
_lvm.is_lvm_physical_volume.side_effect = lambda pv: pv in self._vgs
_lvm.list_lvm_volume_group.side_effect = lambda pv: self._vgs.get(pv)
_uuid4.return_value = test_uuid
lv_name = 'osd-{}-{}'.format(lv_type, osd_fsid)
if shared:
vg_name = 'ceph-{}-{}'.format(lv_type, test_uuid)
else:
vg_name = 'ceph-{}'.format(osd_fsid)
self.assertEqual(utils._allocate_logical_volume(dev, lv_type, osd_fsid,
size, shared),
'{}/{}'.format(vg_name, lv_name))
if pv_dev not in self._vgs:
_lvm.create_lvm_physical_volume.assert_called_with(pv_dev)
_lvm.create_lvm_volume_group.assert_called_with(vg_name, pv_dev)
else:
_lvm.create_lvm_physical_volume.assert_not_called()
_lvm.create_lvm_volume_group.assert_not_called()
_lvm.list_lvm_volume_group.assert_called_with(pv_dev)
if lv_name not in self._lvs:
_lvm.create_logical_volume.assert_called_with(lv_name, vg_name,
size)
else:
_lvm.create_logical_volume.assert_not_called()
_initialize_disk.assert_called_with(
dev,
osd_fsid if not shared else test_uuid,
encrypt,
key_manager
)
def test_allocate_lv_already_pv(self):
self._test_allocate_logical_volume(dev='/dev/sdb', lv_type='data',
osd_fsid='1234')
def test_allocate_lv_new_pv(self):
self._test_allocate_logical_volume(dev='/dev/sdc', lv_type='data',
osd_fsid='5678')
def test_allocate_lv_shared_type(self):
self._test_allocate_logical_volume(dev='/dev/sdc', lv_type='wal',
osd_fsid='5678', shared=True)
def test_allocate_lv_already_exists(self):
self._test_allocate_logical_volume(dev='/dev/sdd', lv_type='data',
osd_fsid='1234')
class CephDiskTestCase(unittest.TestCase):
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
def test_ceph_disk_filestore(self, _get_devices,
_find_least_used_utility_device,
_cmp_pkgrevno):
# >= Jewel < Luminous RC
_cmp_pkgrevno.side_effect = [1, -1]
_get_devices.return_value = []
self.assertEqual(
utils._ceph_disk('/dev/sdb',
osd_format='xfs',
osd_journal=None,
encrypt=False,
bluestore=False),
['ceph-disk', 'prepare',
'--fs-type', 'xfs',
'/dev/sdb']
)
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
def test_ceph_disk_filestore_luminous(self, _get_devices,
_find_least_used_utility_device,
_cmp_pkgrevno):
# >= Jewel
_cmp_pkgrevno.return_value = 1
_get_devices.return_value = []
self.assertEqual(
utils._ceph_disk('/dev/sdb',
osd_format='xfs',
osd_journal=None,
encrypt=False,
bluestore=False),
['ceph-disk', 'prepare',
'--fs-type', 'xfs',
'--filestore', '/dev/sdb']
)
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
def test_ceph_disk_filestore_journal(self, _get_devices,
_find_least_used_utility_device,
_cmp_pkgrevno):
# >= Jewel
_cmp_pkgrevno.return_value = 1
_get_devices.return_value = []
_find_least_used_utility_device.side_effect = \
lambda x, lvs=False: x[0]
self.assertEqual(
utils._ceph_disk('/dev/sdb',
osd_format='xfs',
osd_journal=['/dev/sdc'],
encrypt=False,
bluestore=False),
['ceph-disk', 'prepare',
'--fs-type', 'xfs',
'--filestore', '/dev/sdb',
'/dev/sdc']
)
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
def test_ceph_disk_bluestore(self, _get_devices,
_find_least_used_utility_device,
_cmp_pkgrevno):
# >= Jewel
_cmp_pkgrevno.return_value = 1
_get_devices.return_value = []
_find_least_used_utility_device.side_effect = \
lambda x, lvs=False: x[0]
self.assertEqual(
utils._ceph_disk('/dev/sdb',
osd_format='xfs',
osd_journal=None,
encrypt=False,
bluestore=True),
['ceph-disk', 'prepare',
'--bluestore', '/dev/sdb']
)
@patch.object(utils, 'cmp_pkgrevno')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
def test_ceph_disk_bluestore_dbwal(self, _get_devices,
_find_least_used_utility_device,
_cmp_pkgrevno):
# >= Jewel
_cmp_pkgrevno.return_value = 1
_bluestore_devs = {
'bluestore-db': ['/dev/sdc'],
'bluestore-wal': ['/dev/sdd'],
}
_get_devices.side_effect = lambda x: _bluestore_devs.get(x, [])
_find_least_used_utility_device.side_effect = \
lambda x, lvs=False: x[0]
self.assertEqual(
utils._ceph_disk('/dev/sdb',
osd_format='xfs',
osd_journal=None,
encrypt=False,
bluestore=True),
['ceph-disk', 'prepare',
'--bluestore',
'--block.wal', '/dev/sdd',
'--block.db', '/dev/sdc',
'/dev/sdb']
)
class CephVolumeTestCase(unittest.TestCase):
_osd_uuid = '22b371a5-0db9-4154-b011-23f8f03c4d8c'
@patch.object(utils.uuid, 'uuid4')
@patch.object(utils, 'calculate_volume_size')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
@patch.object(utils, '_allocate_logical_volume')
def test_ceph_volume_filestore(self, _allocate_logical_volume,
_get_devices,
_find_least_used_utility_device,
_calculate_volume_size, _uuid4):
_get_devices.return_value = []
_calculate_volume_size.return_value = 1024
_uuid4.return_value = self._osd_uuid
_allocate_logical_volume.side_effect = (
lambda *args, **kwargs: (
'ceph-{osd_fsid}/osd-{lv_type}-{osd_fsid}'.format(**kwargs)
)
)
self.assertEqual(
utils._ceph_volume('/dev/sdb',
osd_journal=None,
encrypt=False,
bluestore=False),
['ceph-volume',
'lvm',
'create',
'--osd-fsid',
self._osd_uuid,
'--filestore',
'--journal',
('ceph-{fsid}/'
'osd-journal-{fsid}').format(fsid=self._osd_uuid),
'--data',
('ceph-{fsid}/'
'osd-data-{fsid}').format(fsid=self._osd_uuid)]
)
_allocate_logical_volume.assert_has_calls([
call(dev='/dev/sdb', lv_type='journal',
osd_fsid=self._osd_uuid, size='1024M',
encrypt=False, key_manager='ceph'),
call(dev='/dev/sdb', lv_type='data',
osd_fsid=self._osd_uuid,
encrypt=False, key_manager='ceph'),
])
_find_least_used_utility_device.assert_not_called()
_calculate_volume_size.assert_called_with('journal')
@patch.object(utils.uuid, 'uuid4')
@patch.object(utils, 'calculate_volume_size')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
@patch.object(utils, '_allocate_logical_volume')
def test_ceph_volume_filestore_db_and_wal(self, _allocate_logical_volume,
_get_devices,
_find_least_used_utility_device,
_calculate_volume_size, _uuid4):
_find_least_used_utility_device.side_effect = \
lambda x, lvs=False: x[0]
_calculate_volume_size.return_value = 1024
_uuid4.return_value = self._osd_uuid
_allocate_logical_volume.side_effect = (
lambda *args, **kwargs: (
'ceph-{osd_fsid}/osd-{lv_type}-{osd_fsid}'.format(**kwargs)
)
)
self.assertEqual(
utils._ceph_volume('/dev/sdb',
osd_journal=['/dev/sdc'],
encrypt=False,
bluestore=False),
['ceph-volume',
'lvm',
'create',
'--osd-fsid',
self._osd_uuid,
'--filestore',
'--data',
('ceph-{fsid}/'
'osd-data-{fsid}').format(fsid=self._osd_uuid),
'--journal',
('ceph-{fsid}/'
'osd-journal-{fsid}').format(fsid=self._osd_uuid)]
)
_allocate_logical_volume.assert_has_calls([
call(dev='/dev/sdb', lv_type='data',
osd_fsid=self._osd_uuid,
encrypt=False, key_manager='ceph'),
call(dev='/dev/sdc', lv_type='journal',
osd_fsid=self._osd_uuid,
shared=True, size='1024M',
encrypt=False, key_manager='ceph'),
])
_find_least_used_utility_device.assert_has_calls([
call(['/dev/sdc'], lvs=True),
])
_calculate_volume_size.assert_has_calls([
call('journal'),
])
@patch.object(utils.uuid, 'uuid4')
@patch.object(utils, 'calculate_volume_size')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
@patch.object(utils, '_allocate_logical_volume')
def test_ceph_volume_bluestore(self, _allocate_logical_volume,
_get_devices,
_find_least_used_utility_device,
_calculate_volume_size, _uuid4):
_get_devices.return_value = []
_calculate_volume_size.return_value = 1024
_uuid4.return_value = self._osd_uuid
_allocate_logical_volume.side_effect = (
lambda *args, **kwargs: (
'ceph-{osd_fsid}/osd-{lv_type}-{osd_fsid}'.format(**kwargs)
)
)
self.assertEqual(
utils._ceph_volume('/dev/sdb',
osd_journal=None,
encrypt=False,
bluestore=True),
['ceph-volume',
'lvm',
'create',
'--osd-fsid',
self._osd_uuid,
'--bluestore',
'--data',
('ceph-{fsid}/'
'osd-block-{fsid}').format(fsid=self._osd_uuid)]
)
_allocate_logical_volume.assert_has_calls([
call(dev='/dev/sdb', lv_type='block',
osd_fsid=self._osd_uuid,
encrypt=False, key_manager='ceph'),
])
_find_least_used_utility_device.assert_not_called()
_calculate_volume_size.assert_not_called()
@patch.object(utils.uuid, 'uuid4')
@patch.object(utils, 'calculate_volume_size')
@patch.object(utils, 'find_least_used_utility_device')
@patch.object(utils, 'get_devices')
@patch.object(utils, '_allocate_logical_volume')
def test_ceph_volume_bluestore_db_and_wal(self, _allocate_logical_volume,
_get_devices,
_find_least_used_utility_device,
_calculate_volume_size, _uuid4):
_bluestore_devs = {
'bluestore-db': ['/dev/sdc'],
'bluestore-wal': ['/dev/sdd'],
}
_get_devices.side_effect = lambda x: _bluestore_devs.get(x, [])
_find_least_used_utility_device.side_effect = \
lambda x, lvs=False: x[0]
_calculate_volume_size.return_value = 1024
_uuid4.return_value = self._osd_uuid
_allocate_logical_volume.side_effect = (
lambda *args, **kwargs: (
'ceph-{osd_fsid}/osd-{lv_type}-{osd_fsid}'.format(**kwargs)
)
)
self.assertEqual(
utils._ceph_volume('/dev/sdb',
osd_journal=None,
encrypt=False,
bluestore=True),
['ceph-volume',
'lvm',
'create',
'--osd-fsid',
self._osd_uuid,
'--bluestore',
'--data',
('ceph-{fsid}/'
'osd-block-{fsid}').format(fsid=self._osd_uuid),
'--block.wal',
('ceph-{fsid}/'
'osd-wal-{fsid}').format(fsid=self._osd_uuid),
'--block.db',
('ceph-{fsid}/'
'osd-db-{fsid}').format(fsid=self._osd_uuid)]
)
_allocate_logical_volume.assert_has_calls([
call(dev='/dev/sdb', lv_type='block',
osd_fsid=self._osd_uuid,
encrypt=False, key_manager='ceph'),
call(dev='/dev/sdd', lv_type='wal',
osd_fsid=self._osd_uuid,
shared=True, size='1024M',
encrypt=False, key_manager='ceph'),
call(dev='/dev/sdc', lv_type='db',
osd_fsid=self._osd_uuid,
shared=True, size='1024M',
encrypt=False, key_manager='ceph'),
])
_find_least_used_utility_device.assert_has_calls([
call(['/dev/sdd'], lvs=True),
call(['/dev/sdc'], lvs=True),
])
_calculate_volume_size.assert_has_calls([
call('wal'),
call('db'),
])
class CephVersionTestCase(unittest.TestCase):
@patch.object(utils, 'get_os_codename_install_source')
def test_resolve_ceph_version_trusty(self, get_os_codename_install_source):
get_os_codename_install_source.return_value = 'juno'
self.assertEqual(utils.resolve_ceph_version('cloud:trusty-juno'),
'firefly')
get_os_codename_install_source.return_value = 'kilo'
self.assertEqual(utils.resolve_ceph_version('cloud:trusty-kilo'),
'hammer')
get_os_codename_install_source.return_value = 'liberty'
self.assertEqual(utils.resolve_ceph_version(
'cloud:trusty-liberty'), 'hammer')
get_os_codename_install_source.return_value = 'mitaka'
self.assertEqual(utils.resolve_ceph_version(
'cloud:trusty-mitaka'), 'jewel')
get_os_codename_install_source.return_value = 'newton'
self.assertEqual(utils.resolve_ceph_version(
'cloud:xenial-newton'), 'jewel')
get_os_codename_install_source.return_value = 'ocata'
self.assertEqual(utils.resolve_ceph_version(
'cloud:xenial-ocata'), 'jewel')
class CephFindLeastUsedDeviceTestCase(unittest.TestCase):
_parts = {
'/dev/sdb': ['1', '2', '3'],
'/dev/sdc': ['1']
}
@patch.object(utils, 'get_partitions')
def test_find_least_used_utility_device(self, _get_partitions):
_get_partitions.side_effect = lambda dev: self._parts.get(dev, [])
self.assertEqual(
utils.find_least_used_utility_device(['/dev/sdb',
'/dev/sdx',
'/dev/sdc']),
'/dev/sdx'
)
self.assertEqual(
utils.find_least_used_utility_device(['/dev/sdb', '/dev/sdc']),
'/dev/sdc'
)
self.assertEqual(
utils.find_least_used_utility_device(['/dev/sdb']),
'/dev/sdb'
)
_get_partitions.assert_called()
@patch.object(utils, 'get_lvs')
def test_find_least_used_utility_device_lvs(self, _get_lvs):
_get_lvs.side_effect = lambda dev: self._parts.get(dev, [])
self.assertEqual(
utils.find_least_used_utility_device(['/dev/sdb',
'/dev/sdx',
'/dev/sdc'],
lvs=True),
'/dev/sdx'
)
self.assertEqual(
utils.find_least_used_utility_device(['/dev/sdb', '/dev/sdc'],
lvs=True),
'/dev/sdc'
)
self.assertEqual(
utils.find_least_used_utility_device(['/dev/sdb'],
lvs=True),
'/dev/sdb'
)
_get_lvs.assert_called()
class CephGetLVSTestCase(unittest.TestCase):
_lvs = {
'testvg': ['lv1', 'lv2', 'lv3']
}
@patch.object(utils, 'lvm')
def test_get_lvs(self, _lvm):
_lvm.is_lvm_physical_volume.return_value = True
_lvm.list_lvm_volume_group.return_value = 'testvg'
_lvm.list_logical_volumes.side_effect = (
lambda vg: self._lvs.get(vg.lstrip('vg_name='), [])
)
self.assertEqual(utils.get_lvs('/dev/sdb'),
self._lvs['testvg'])
_lvm.is_lvm_physical_volume.assert_called_with(
'/dev/sdb'
)
_lvm.list_lvm_volume_group.assert_called_with(
'/dev/sdb'
)
_lvm.list_logical_volumes.assert_called_with('vg_name=testvg')
@patch.object(utils, 'lvm')
def test_get_lvs_no_lvs(self, _lvm):
_lvm.is_lvm_physical_volume.return_value = True
_lvm.list_lvm_volume_group.return_value = 'missingvg'
_lvm.list_logical_volumes.side_effect = (
lambda vg: self._lvs.get(vg.lstrip('vg_name='), [])
)
self.assertEqual(utils.get_lvs('/dev/sdb'), [])
_lvm.is_lvm_physical_volume.assert_called_with(
'/dev/sdb'
)
_lvm.list_lvm_volume_group.assert_called_with(
'/dev/sdb'
)
_lvm.list_logical_volumes.assert_called_with('vg_name=missingvg')
@patch.object(utils, 'lvm')
def test_get_lvs_no_pv(self, _lvm):
_lvm.is_lvm_physical_volume.return_value = False
self.assertEqual(utils.get_lvs('/dev/sdb'), [])
_lvm.is_lvm_physical_volume.assert_called_with(
'/dev/sdb'
)
@patch.object(utils, 'log')
def test_is_pristine_disk(self, _log):
data = b'\0' * 2048
fake_open = mock_open(read_data=data)
with patch('ceph.utils.open', fake_open):
result = utils.is_pristine_disk('/dev/vdz')
fake_open.assert_called_with('/dev/vdz', 'rb')
self.assertFalse(_log.called)
self.assertEqual(result, True)
@patch.object(utils, 'log')
def test_is_pristine_disk_short_read(self, _log):
data = b'\0' * 2047
fake_open = mock_open(read_data=data)
with patch('ceph.utils.open', fake_open):
result = utils.is_pristine_disk('/dev/vdz')
fake_open.assert_called_with('/dev/vdz', 'rb')
_log.assert_called_with(
'/dev/vdz: short read, got 2047 bytes expected 2048.',
level='WARNING')
self.assertEqual(result, False)
def test_is_pristine_disk_dirty_disk(self):
data = b'\0' * 2047
data = data + b'\42'
fake_open = mock_open(read_data=data)
with patch('ceph.utils.open', fake_open):
result = utils.is_pristine_disk('/dev/vdz')
fake_open.assert_called_with('/dev/vdz', 'rb')
self.assertEqual(result, False)