def test_concurrent_green_lock_succeeds(self):
"""Verify spawn_n greenthreads with two locks run concurrently.
This succeeds with spawn but fails with spawn_n because lockfile
gets the same thread id for both spawn_n threads. Our workaround
of using the GreenLockFile will work even if the issue is fixed.
"""
self.completed = False
with utils.tempdir() as tmpdir:
def locka(wait):
a = utils.GreenLockFile(os.path.join(tmpdir, 'a'))
a.acquire()
wait.wait()
a.release()
self.completed = True
def lockb(wait):
b = utils.GreenLockFile(os.path.join(tmpdir, 'b'))
b.acquire()
wait.wait()
b.release()
wait1 = eventlet.event.Event()
wait2 = eventlet.event.Event()
pool = greenpool.GreenPool()
pool.spawn_n(locka, wait1)
pool.spawn_n(lockb, wait2)
wait2.send()
eventlet.sleep(0)
wait1.send()
pool.waitall()
self.assertTrue(self.completed)
def test_modified_policy_reloads(self):
with utils.tempdir() as tmpdir:
tmpfilename = os.path.join(tmpdir, 'policy')
self.flags(policy_file=tmpfilename)
action = "example:test"
with open(tmpfilename, "w") as policyfile:
policyfile.write("""{"example:test": []}""")
policy.enforce(self.context, action, self.target)
with open(tmpfilename, "w") as policyfile:
policyfile.write("""{"example:test": ["false:false"]}""")
# NOTE(vish): reset stored policy cache so we don't have to
# sleep(1)
policy._POLICY_CACHE = {}
self.assertRaises(exception.PolicyNotAuthorized, policy.enforce,
self.context, action, self.target)
def test_modified_policy_reloads(self):
with utils.tempdir() as tmpdir:
tmpfilename = os.path.join(tmpdir, 'policy')
self.flags(policy_file=tmpfilename)
action = "example:test"
with open(tmpfilename, "w") as policyfile:
policyfile.write("""{"example:test": []}""")
policy.enforce(self.context, action, self.target)
with open(tmpfilename, "w") as policyfile:
policyfile.write("""{"example:test": ["false:false"]}""")
# NOTE(vish): reset stored policy cache so we don't have to
# sleep(1)
policy._POLICY_CACHE = {}
self.assertRaises(exception.PolicyNotAuthorized, policy.enforce,
self.context, action, self.target)
def test_modified_policy_reloads(self):
with utils.tempdir() as tmpdir:
tmpfilename = os.path.join(tmpdir, 'policy')
self.fixture.config(policy_file=tmpfilename, group='oslo_policy')
policy.reset()
policy.init()
rule = oslo_policy.RuleDefault('example:test', "")
policy._ENFORCER.register_defaults([rule])
action = "example:test"
with open(tmpfilename, "w") as policyfile:
policyfile.write('{"example:test": ""}')
policy.authorize(self.context, action, self.target)
with open(tmpfilename, "w") as policyfile:
policyfile.write('{"example:test": "!"}')
policy._ENFORCER.load_rules(True)
self.assertRaises(exception.PolicyNotAuthorized, policy.authorize,
self.context, action, self.target)
def test_modified_policy_reloads(self):
with utils.tempdir() as tmpdir:
tmpfilename = os.path.join(tmpdir, 'policy')
self.fixture.config(policy_file=tmpfilename, group='oslo_policy')
policy.reset()
policy.init()
rule = oslo_policy.RuleDefault('example:test', "")
policy._ENFORCER.register_defaults([rule])
action = "example:test"
with open(tmpfilename, "w") as policyfile:
policyfile.write('{"example:test": ""}')
policy.authorize(self.context, action, self.target)
with open(tmpfilename, "w") as policyfile:
policyfile.write('{"example:test": "!"}')
policy._ENFORCER.load_rules(True)
self.assertRaises(exception.PolicyNotAuthorized,
policy.authorize,
self.context, action, self.target)
def temporary_dir():
return utils.tempdir(dir=CONF.image_conversion_dir)
def temporary_dir():
return utils.tempdir(dir=CONF.image_conversion_dir)
def temporary_dir():
if (CONF.image_conversion_dir and not
os.path.exists(CONF.image_conversion_dir)):
os.makedirs(CONF.image_conversion_dir)
return utils.tempdir(dir=CONF.image_conversion_dir)
def temporary_dir():
if (CONF.image_conversion_dir and not
os.path.exists(CONF.image_conversion_dir)):
os.makedirs(CONF.image_conversion_dir)
return utils.tempdir(dir=CONF.image_conversion_dir)
def temporary_dir():
fileutils.ensure_tree(CONF.image_conversion_dir)
return utils.tempdir(dir=CONF.image_conversion_dir)
def test_tempdir_error(self, mock_rmtree, mock_mkdtemp):
with utils.tempdir(a='1', b=2) as td:
self.assertEqual(mock_mkdtemp.return_value, td)
self.assertFalse(mock_rmtree.called)
mock_mkdtemp.assert_called_once_with(a='1', b=2)
mock_rmtree.assert_called_once_with(mock_mkdtemp.return_value)
def test_tempdir_error(self, mock_rmtree, mock_mkdtemp):
with utils.tempdir(a='1', b=2) as td:
self.assertEqual(mock_mkdtemp.return_value, td)
self.assertFalse(mock_rmtree.called)
mock_mkdtemp.assert_called_once_with(a='1', b=2)
mock_rmtree.assert_called_once_with(mock_mkdtemp.return_value)
def temporary_dir() -> ContextManager[str]:
fileutils.ensure_tree(CONF.image_conversion_dir)
return utils.tempdir(dir=CONF.image_conversion_dir)
def temporary_dir():
fileutils.ensure_tree(CONF.image_conversion_dir)
return utils.tempdir(dir=CONF.image_conversion_dir)
