import unittest
from unit.applications.lang.python import TestApplicationPython
from unit.feature.isolation import TestFeatureIsolation
class TestPythonIsolation(TestApplicationPython):
prerequisites = {'modules': {'python': 'any'}, 'features': ['isolation']}
isolation = TestFeatureIsolation()
@classmethod
def setUpClass(cls, complete_check=True):
unit = super().setUpClass(complete_check=False)
TestFeatureIsolation().check(cls.available, unit.testdir)
return unit if not complete_check else unit.complete()
def test_python_isolation_rootfs(self):
isolation_features = self.available['features']['isolation'].keys()
if 'mnt' not in isolation_features:
print('requires mnt ns')
raise unittest.SkipTest()
if not self.is_su:
if 'user' not in isolation_features:
print('requires unprivileged userns or root')
raise unittest.SkipTest()
if not 'unprivileged_userns_clone' in isolation_features:
print('requires unprivileged userns or root')
raise unittest.SkipTest()
isolation = {
'namespaces': {'credential': not self.is_su, 'mount': True},
'rootfs': self.testdir,
}
self.load('empty', isolation=isolation)
self.assertEqual(self.get()['status'], 200, 'python rootfs')
self.load('ns_inspect', isolation=isolation)
self.assertEqual(
self.getjson(url='/?path=' + self.testdir)['body']['FileExists'],
False,
'testdir does not exists in rootfs',
)
self.assertEqual(
self.getjson(url='/?path=/proc/self')['body']['FileExists'],
False,
'no /proc/self',
)
self.assertEqual(
self.getjson(url='/?path=/dev/pts')['body']['FileExists'],
False,
'no /dev/pts',
)
self.assertEqual(
self.getjson(url='/?path=/sys/kernel')['body']['FileExists'],
False,
'no /sys/kernel',
)
ret = self.getjson(url='/?path=/app/python/ns_inspect')
self.assertEqual(
ret['body']['FileExists'], True, 'application exists in rootfs',
)
if __name__ == '__main__':
TestPythonIsolation.main()
