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# type: ignore
from __future__ import absolute_import
import json
import logging
import os
if 'UNITTEST' in os.environ:
# Mock ceph_module. Otherwise every module that is involved in a testcase and imports it will
# raise an ImportError
import sys
try:
from unittest import mock
except ImportError:
import mock
M_classes = set()
class M(object):
"""
Note that:
* self.set_store() populates self._store
* self.set_module_option() populates self._store[module_name]
* self.get(thing) comes from self._store['_ceph_get' + thing]
"""
def mock_store_get(self, kind, key, default):
if not hasattr(self, '_store'):
self._store = {}
return self._store.get(f'mock_store/{kind}/{key}', default)
def mock_store_set(self, kind, key, value):
if not hasattr(self, '_store'):
self._store = {}
k = f'mock_store/{kind}/{key}'
if value is None:
if k in self._store:
del self._store[k]
else:
self._store[k] = value
def mock_store_prefix(self, kind, prefix):
if not hasattr(self, '_store'):
self._store = {}
full_prefix = f'mock_store/{kind}/{prefix}'
kind_len = len(f'mock_store/{kind}/')
return {
k[kind_len:]: v for k, v in self._store.items()
if k.startswith(full_prefix)
}
def _ceph_get_store(self, k):
return self.mock_store_get('store', k, None)
def _ceph_set_store(self, k, v):
self.mock_store_set('store', k, v)
def _ceph_get_store_prefix(self, prefix):
return self.mock_store_prefix('store', prefix)
def _ceph_get_module_option(self, module, key, localized_prefix= None):
try:
_, val, _ = self.check_mon_command({
'prefix': 'config get',
'who': 'mgr',
'key': f'mgr/{module}/{key}'
})
except FileNotFoundError:
val = None
mo = [o for o in self.MODULE_OPTIONS if o['name'] == key]
if len(mo) >= 1: # >= 1, cause self.MODULE_OPTIONS. otherwise it
# fails when importing multiple modules.
if 'default' in mo and val is None:
val = mo[0]['default']
if val is not None:
cls = {
'str': str,
'secs': int,
'bool': lambda s: bool(s) and s != 'false' and s != 'False',
'int': int,
}[mo[0].get('type', 'str')]
return cls(val)
return val
else:
return val if val is not None else ''
def _ceph_set_module_option(self, module, key, val):
_, _, _ = self.check_mon_command({
'prefix': 'config set',
'who': 'mgr',
'name': f'mgr/{module}/{key}',
'value': val
})
return val
def _ceph_get(self, data_name):
return self.mock_store_get('_ceph_get', data_name, mock.MagicMock())
def _ceph_send_command(self, res, svc_type, svc_id, command, tag, inbuf):
cmd = json.loads(command)
getattr(self, '_mon_commands_sent', []).append(cmd)
# Mocking the config store is handy sometimes:
def config_get():
who = cmd['who'].split('.')
whos = ['global'] + ['.'.join(who[:i+1]) for i in range(len(who))]
for attepmt in reversed(whos):
val = self.mock_store_get('config', f'{attepmt}/{cmd["key"]}', None)
if val is not None:
return val
return None
def config_set():
self.mock_store_set('config', f'{cmd["who"]}/{cmd["name"]}', cmd['value'])
return ''
def config_rm():
self.mock_store_set('config', f'{cmd["who"]}/{cmd["name"]}', None)
return ''
def config_dump():
r = []
for prefix, value in self.mock_store_prefix('config', '').items():
section, name = prefix.split('/', 1)
r.append({
'name': name,
'section': section,
'value': value
})
return json.dumps(r)
outb = ''
if cmd['prefix'] == 'config get':
outb = config_get()
elif cmd['prefix'] == 'config set':
outb = config_set()
elif cmd['prefix'] == 'config dump':
outb = config_dump()
elif cmd['prefix'] == 'config rm':
outb = config_rm()
elif hasattr(self, '_mon_command_mock_' + cmd['prefix'].replace(' ', '_')):
a = getattr(self, '_mon_command_mock_' + cmd['prefix'].replace(' ', '_'))
outb = a(cmd)
res.complete(0, outb, '')
def _ceph_get_foreign_option(self, entity, name):
who = entity.split('.')
whos = ['global'] + ['.'.join(who[:i+1]) for i in range(len(who))]
for attepmt in reversed(whos):
val = self.mock_store_get('config', f'{attepmt}/{name}', None)
if val is not None:
return val
return None
def assert_issued_mon_command(self, command):
assert command in self._mon_commands_sent, self._mon_commands_sent
@property
def _logger(self):
return logging.getLogger(__name__)
@_logger.setter
def _logger(self, _):
pass
def __init__(self, *args):
self._mon_commands_sent = []
if not hasattr(self, '_store'):
self._store = {}
if self.__class__ not in M_classes:
# call those only once.
self._register_commands('')
self._register_options('')
M_classes.add(self.__class__)
super(M, self).__init__()
self._ceph_get_version = mock.Mock()
self._ceph_get_ceph_conf_path = mock.MagicMock()
self._ceph_get_option = mock.MagicMock()
self._ceph_get_context = mock.MagicMock()
self._ceph_register_client = mock.MagicMock()
self._ceph_set_health_checks = mock.MagicMock()
self._configure_logging = lambda *_: None
self._unconfigure_logging = mock.MagicMock()
self._ceph_log = mock.MagicMock()
self._ceph_dispatch_remote = lambda *_: None
self._ceph_get_mgr_id = mock.MagicMock()
cm = mock.Mock()
cm.BaseMgrModule = M
cm.BaseMgrStandbyModule = M
sys.modules['ceph_module'] = cm
def mock_ceph_modules():
class MockRadosError(Exception):
def __init__(self, message, errno=None):
super(MockRadosError, self).__init__(message)
self.errno = errno
def __str__(self):
msg = super(MockRadosError, self).__str__()
if self.errno is None:
return msg
return '[errno {0}] {1}'.format(self.errno, msg)
class MockObjectNotFound(Exception):
pass
sys.modules.update({
'rados': mock.MagicMock(
Error=MockRadosError,
OSError=MockRadosError,
ObjectNotFound=MockObjectNotFound),
'rbd': mock.Mock(),
'cephfs': mock.Mock(),
})
# Unconditionally mock the rados objects when we're imported
mock_ceph_modules() # type: ignore
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