charm-ceph/unit_tests/test_ceph_hooks.py

334 lines
15 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 copy
import unittest
from mock import patch, DEFAULT, call
import charmhelpers.contrib.storage.linux.ceph as ceph
import ceph_hooks
CHARM_CONFIG = {'config-flags': '',
'auth-supported': False,
'fsid': '1234',
'loglevel': 1,
'use-syslog': True,
'osd-journal-size': 1024,
'use-direct-io': True,
'osd-format': 'ext4',
'prefer-ipv6': False,
'customize-failure-domain': False,
'bluestore': False,
'default-rbd-features': None}
class CephHooksTestCase(unittest.TestCase):
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno', lambda *args: 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context(self, mock_config, mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'bluestore': False,
'bluestore_experimental': False}
self.assertEqual(ctxt, expected)
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno',
lambda pkg, ver: -1 if ver == '12.1.0' else 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context_filestore_old(self, mock_config, mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'bluestore': False,
'bluestore_experimental': True}
self.assertEqual(ctxt, expected)
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno', lambda *args: 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context_bluestore(self, mock_config, mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
config['bluestore'] = True
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'bluestore': True,
'bluestore_experimental': False}
self.assertEqual(ctxt, expected)
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno',
lambda pkg, ver: -1 if ver == '12.1.0' else 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context_bluestore_old(self, mock_config, mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
config['bluestore'] = True
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'bluestore': True,
'bluestore_experimental': True}
self.assertEqual(ctxt, expected)
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno',
lambda pkg, ver: -1 if ver == '12.1.0' else 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context_rbd_features(self, mock_config, mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
config['default-rbd-features'] = 1
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'rbd_features': 1,
'bluestore': False,
'bluestore_experimental': True}
self.assertEqual(ctxt, expected)
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno', lambda *args: 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context_w_config_flags(self, mock_config, mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
config['config-flags'] = '{"osd": {"osd max write size": 1024}}'
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd': {'osd max write size': 1024},
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'bluestore': False,
'bluestore_experimental': False}
self.assertEqual(ctxt, expected)
@patch.object(ceph_hooks, 'get_public_addr', lambda *args: "10.0.0.1")
@patch.object(ceph_hooks, 'get_cluster_addr', lambda *args: "10.1.0.1")
@patch.object(ceph_hooks, 'cmp_pkgrevno', lambda *args: 1)
@patch.object(ceph_hooks, 'get_mon_hosts', lambda *args: ['10.0.0.1',
'10.0.0.2'])
@patch.object(ceph_hooks, 'get_networks', lambda *args: "")
@patch.object(ceph, 'config')
@patch.object(ceph_hooks, 'config')
def test_get_ceph_context_w_config_flags_invalid(self, mock_config,
mock_config2):
config = copy.deepcopy(CHARM_CONFIG)
config['config-flags'] = ('{"osd": {"osd max write size": 1024},'
'"foo": "bar"}')
mock_config.side_effect = lambda key: config[key]
mock_config2.side_effect = lambda key: config[key]
ctxt = ceph_hooks.get_ceph_context()
expected = {'auth_supported': False,
'ceph_cluster_network': '',
'ceph_public_network': '',
'cluster_addr': '10.1.0.1',
'dio': 'true',
'fsid': '1234',
'loglevel': 1,
'mon_hosts': '10.0.0.1 10.0.0.2',
'old_auth': False,
'osd': {'osd max write size': 1024},
'osd_journal_size': 1024,
'public_addr': '10.0.0.1',
'short_object_len': True,
'use_syslog': 'true',
'bluestore': False,
'bluestore_experimental': False}
self.assertEqual(ctxt, expected)
def test_nrpe_dependency_installed(self):
with patch.multiple(ceph_hooks,
apt_install=DEFAULT,
rsync=DEFAULT,
log=DEFAULT,
write_file=DEFAULT,
nrpe=DEFAULT) as mocks:
ceph_hooks.update_nrpe_config()
mocks["apt_install"].assert_called_once_with(
["python-dbus", "lockfile-progs"])
def test_upgrade_charm_with_nrpe_relation_installs_dependencies(self):
with patch.multiple(
ceph_hooks,
apt_install=DEFAULT,
rsync=DEFAULT,
log=DEFAULT,
write_file=DEFAULT,
nrpe=DEFAULT,
emit_cephconf=DEFAULT,
mon_relation_joined=DEFAULT,
is_relation_made=DEFAULT) as mocks, patch(
"charmhelpers.contrib.hardening.harden.config"):
mocks["is_relation_made"].return_value = True
ceph_hooks.upgrade_charm()
mocks["apt_install"].assert_called_with(
["python-dbus", "lockfile-progs"])
class StopHookTestCase(unittest.TestCase):
@patch.object(ceph_hooks, 'ceph_conf_path')
@patch.object(ceph_hooks, 'socket')
@patch.object(ceph_hooks, 'subprocess')
@patch.object(ceph_hooks, 'service_pause')
@patch.object(ceph_hooks, 'cmp_pkgrevno')
@patch.object(ceph_hooks, 'remove_alternative')
def _test_stop(self,
remove_alternative,
cmp_pkgrevno,
service_pause,
subprocess,
socket,
ceph_conf_path,
ceph_mgr=False):
if ceph_mgr:
cmp_pkgrevno.return_value = 1
else:
cmp_pkgrevno.return_value = -1
socket.gethostname.return_value = 'myself'
ceph_conf_path.return_value = '/var/lib/charm/me/ceph.conf'
ceph_hooks.stop()
subprocess.check_call.assert_called_with(
['ceph', 'mon', 'rm', 'myself']
)
if ceph_mgr:
service_pause.assert_has_calls([
call('ceph-mon'),
call('ceph-mgr@myself')
])
else:
service_pause.assert_called_once_with('ceph-mon')
remove_alternative.assert_called_with('ceph.conf',
'/var/lib/charm/me/ceph.conf')
def test_stop_jewel(self):
self._test_stop()
def test_stop_luminous(self):
self._test_stop(ceph_mgr=True)