129 lines
4.3 KiB
Python
129 lines
4.3 KiB
Python
# Copyright 2016 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import errno
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import posix
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from mock import call, Mock, patch
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import test_utils
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import ceph.utils as ceph
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import replace_osd
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TO_PATCH = [
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'ctypes',
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'status_set',
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]
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proc_data = [
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' 8 0 sda 2291336 263100 108136080 1186276 28844343 28798167 '
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'2145908072 49433216 0 7550032 50630100\n',
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' 8 1 sda1 1379 1636 8314 692 75 17 1656 0 0 496 692\n',
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' 8 2 sda2 1 0 2 0 0 0 0 0 0 0 0\n',
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]
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def umount_busy(*args):
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# MNT_FORCE
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if args[1] == 1:
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return -1
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# MNT_DETACH
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if args[1] == 2:
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return 0
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class ReplaceOsdTestCase(test_utils.CharmTestCase):
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def setUp(self):
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super(ReplaceOsdTestCase, self).setUp(ceph, TO_PATCH)
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def test_umount_ebusy(self):
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self.ctypes.util.find_library.return_value = 'libc.so.6'
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umount_mock = Mock()
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self.ctypes.CDLL.return_value = umount_mock
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umount_mock.umount.side_effect = umount_busy
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self.ctypes.get_errno.return_value = errno.EBUSY
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ret = ceph.umount('/some/osd/mount')
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umount_mock.assert_has_calls([
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call.umount('/some/osd/mount', 1),
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call.umount('/some/osd/mount', 2),
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])
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assert ret == 0
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def test_umount(self):
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self.ctypes.util.find_library.return_value = 'libc.so.6'
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umount_mock = Mock()
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self.ctypes.CDLL.return_value = umount_mock
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umount_mock.umount.return_value = 0
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ret = ceph.umount('/some/osd/mount')
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umount_mock.assert_has_calls([
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call.umount('/some/osd/mount', 1),
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])
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assert ret == 0
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@patch.object(ceph, 'mounts')
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@patch.object(ceph.subprocess, 'check_output')
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@patch.object(ceph, 'umount')
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@patch.object(ceph, 'osdize')
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@patch.object(ceph, 'shutil')
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@patch.object(ceph, 'systemd')
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@patch.object(ceph, 'ceph_user')
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def test_replace_osd(self, ceph_user, systemd, shutil, osdize, umount,
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check_output, mounts):
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ceph_user.return_value = "ceph"
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mounts.return_value = [['/var/lib/ceph/osd/ceph-a', '/dev/sda']]
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check_output.return_value = True
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self.status_set.return_value = None
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systemd.return_value = False
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umount.return_value = 0
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osdize.return_value = None
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shutil.rmtree.return_value = None
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ceph.replace_osd(dead_osd_number=0,
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dead_osd_device='/dev/sda',
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new_osd_device='/dev/sdb',
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osd_format=True,
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osd_journal=None,
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reformat_osd=False,
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ignore_errors=False)
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check_output.assert_has_calls(
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[
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call(['ceph', '--id', 'osd-upgrade',
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'osd', 'out', 'osd.0']),
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call(['stop', 'ceph-osd', 'id=0']),
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call(['ceph', '--id',
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'osd-upgrade', 'osd', 'crush', 'remove', 'osd.0']),
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call(['ceph', '--id',
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'osd-upgrade', 'auth', 'del', 'osd.0']),
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call(['ceph', '--id',
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'osd-upgrade', 'osd', 'rm', 'osd.0'])
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]
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)
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@patch('replace_osd.get_disk_stats')
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def test_lookup_device_name(self, disk_stats):
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disk_stats.return_value = proc_data
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dev_name = replace_osd.lookup_device_name(major_number=8,
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minor_number=0)
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assert dev_name == 'sda', "dev_name: {}".format(dev_name)
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@patch('replace_osd.os.lstat')
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def test_get_device_number(self, lstat):
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lstat.return_value = posix.stat_result([
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16877, 16, 51729, 3, 0, 0, 217, 0, 1458086872, 1458086872
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])
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major, minor = replace_osd.get_device_number(1)
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assert major == 202
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assert minor == 17
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