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import os
from unit.applications.lang.go import TestApplicationGo
from unit.applications.lang.java import TestApplicationJava
from unit.applications.lang.node import TestApplicationNode
from unit.applications.lang.perl import TestApplicationPerl
from unit.applications.lang.php import TestApplicationPHP
from unit.applications.lang.python import TestApplicationPython
from unit.applications.lang.ruby import TestApplicationRuby
from unit.applications.proto import TestApplicationProto
class TestFeatureIsolation(TestApplicationProto):
allns = ['pid', 'mnt', 'ipc', 'uts', 'cgroup', 'net']
def check(self, available, temp_dir):
test_conf = {"namespaces": {"credential": True}}
module = ''
app = 'empty'
if 'go' in available['modules']:
module = TestApplicationGo()
elif 'java' in available['modules']:
module = TestApplicationJava()
elif 'node' in available['modules']:
module = TestApplicationNode()
app = 'basic'
elif 'perl' in available['modules']:
module = TestApplicationPerl()
app = 'body_empty'
elif 'php' in available['modules']:
module = TestApplicationPHP()
app = 'phpinfo'
elif 'python' in available['modules']:
module = TestApplicationPython()
elif 'ruby' in available['modules']:
module = TestApplicationRuby()
if not module:
return
module.temp_dir = temp_dir
module.load(app)
resp = module.conf(test_conf, 'applications/' + app + '/isolation')
if 'success' not in resp:
return
userns = self.getns('user')
if not userns:
return
available['features']['isolation'] = {'user': userns}
unp_clone_path = '/proc/sys/kernel/unprivileged_userns_clone'
if os.path.exists(unp_clone_path):
with open(unp_clone_path, 'r') as f:
if str(f.read()).rstrip() == '1':
available['features']['isolation'][
'unprivileged_userns_clone'
] = True
for ns in self.allns:
ns_value = self.getns(ns)
if ns_value:
available['features']['isolation'][ns] = ns_value
def getns(self, nstype):
# read namespace id from symlink file:
# it points to: '<nstype>:[<ns id>]'
# # eg.: 'pid:[4026531836]'
nspath = '/proc/self/ns/' + nstype
data = None
if os.path.exists(nspath):
data = int(os.readlink(nspath)[len(nstype) + 2 : -1])
return data
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