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import pytest
from unit.applications.lang.python import TestApplicationPython
from unit.option import option
from unit.utils import findmnt
from unit.utils import waitformount
from unit.utils import waitforunmount
class TestPythonIsolation(TestApplicationPython):
prerequisites = {'modules': {'python': 'any'}, 'features': ['isolation']}
def test_python_isolation_rootfs(self, is_su, temp_dir):
isolation_features = option.available['features']['isolation'].keys()
if not is_su:
if not 'unprivileged_userns_clone' in isolation_features:
pytest.skip('requires unprivileged userns or root')
if 'user' not in isolation_features:
pytest.skip('user namespace is not supported')
if 'mnt' not in isolation_features:
pytest.skip('mnt namespace is not supported')
if 'pid' not in isolation_features:
pytest.skip('pid namespace is not supported')
isolation = {'rootfs': temp_dir}
if not is_su:
isolation['namespaces'] = {
'mount': True,
'credential': True,
'pid': True
}
self.load('ns_inspect', isolation=isolation)
assert (
self.getjson(url='/?path=' + temp_dir)['body']['FileExists']
== False
), 'temp_dir does not exists in rootfs'
assert (
self.getjson(url='/?path=/proc/self')['body']['FileExists']
== True
), 'no /proc/self'
assert (
self.getjson(url='/?path=/dev/pts')['body']['FileExists'] == False
), 'no /dev/pts'
assert (
self.getjson(url='/?path=/sys/kernel')['body']['FileExists']
== False
), 'no /sys/kernel'
ret = self.getjson(url='/?path=/app/python/ns_inspect')
assert (
ret['body']['FileExists'] == True
), 'application exists in rootfs'
def test_python_isolation_rootfs_no_language_deps(self, is_su, temp_dir):
if not is_su:
pytest.skip('requires root')
isolation = {
'rootfs': temp_dir,
'automount': {'language_deps': False}
}
self.load('empty', isolation=isolation)
assert findmnt().find(temp_dir) == -1
assert (self.get()['status'] != 200), 'disabled language_deps'
assert findmnt().find(temp_dir) == -1
isolation['automount']['language_deps'] = True
self.load('empty', isolation=isolation)
assert findmnt().find(temp_dir) == -1
assert (self.get()['status'] == 200), 'enabled language_deps'
assert waitformount(temp_dir), 'language_deps mount'
self.conf({"listeners": {}, "applications": {}})
assert waitforunmount(temp_dir), 'language_deps unmount'
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