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import json
import os
from unit.applications.lang.go import ApplicationGo
from unit.applications.lang.java import ApplicationJava
from unit.applications.lang.node import ApplicationNode
from unit.applications.lang.ruby import ApplicationRuby
from unit.http import HTTP1
from unit.option import option
from unit.utils import getns
allns = ['pid', 'mnt', 'ipc', 'uts', 'cgroup', 'net']
http = HTTP1()
def check_isolation():
available = option.available
conf = ''
if 'go' in available['modules']:
ApplicationGo().prepare_env('empty', 'app')
conf = {
"listeners": {"*:7080": {"pass": "applications/empty"}},
"applications": {
"empty": {
"type": "external",
"processes": {"spare": 0},
"working_directory": f"{option.test_dir}/go/empty",
"executable": f"{option.test_dir}/go/app",
"isolation": {"namespaces": {"credential": True}},
},
},
}
elif 'python' in available['modules']:
conf = {
"listeners": {"*:7080": {"pass": "applications/empty"}},
"applications": {
"empty": {
"type": "python",
"processes": {"spare": 0},
"path": f"{option.test_dir}/python/empty",
"working_directory": f"{option.test_dir}/python/empty",
"module": "wsgi",
"isolation": {"namespaces": {"credential": True}},
}
},
}
elif 'php' in available['modules']:
conf = {
"listeners": {"*:7080": {"pass": "applications/phpinfo"}},
"applications": {
"phpinfo": {
"type": "php",
"processes": {"spare": 0},
"root": f"{option.test_dir}/php/phpinfo",
"working_directory": f"{option.test_dir}/php/phpinfo",
"index": "index.php",
"isolation": {"namespaces": {"credential": True}},
}
},
}
elif 'ruby' in available['modules']:
ApplicationRuby().prepare_env('empty')
conf = {
"listeners": {"*:7080": {"pass": "applications/empty"}},
"applications": {
"empty": {
"type": "ruby",
"processes": {"spare": 0},
"working_directory": f"{option.temp_dir}/ruby/empty",
"script": f"{option.temp_dir}/ruby/empty/config.ru",
"isolation": {"namespaces": {"credential": True}},
}
},
}
elif 'java' in available['modules']:
ApplicationJava().prepare_env('empty')
conf = {
"listeners": {"*:7080": {"pass": "applications/empty"}},
"applications": {
"empty": {
"unit_jars": f"{option.current_dir}/build",
"type": "java",
"processes": {"spare": 0},
"working_directory": f"{option.temp_dir}/java/empty/",
"webapp": f"{option.temp_dir}/java",
"isolation": {"namespaces": {"credential": True}},
}
},
}
elif 'node' in available['modules']:
ApplicationNode().prepare_env('basic')
conf = {
"listeners": {"*:7080": {"pass": "applications/basic"}},
"applications": {
"basic": {
"type": "external",
"processes": {"spare": 0},
"working_directory": f"{option.temp_dir}/node",
"executable": "app.js",
"isolation": {"namespaces": {"credential": True}},
}
},
}
elif 'perl' in available['modules']:
conf = {
"listeners": {"*:7080": {"pass": "applications/body_empty"}},
"applications": {
"body_empty": {
"type": "perl",
"processes": {"spare": 0},
"working_directory": f"{option.test_dir}/perl/body_empty",
"script": f"{option.test_dir}/perl/body_empty/psgi.pl",
"isolation": {"namespaces": {"credential": True}},
}
},
}
else:
return False
resp = http.put(
url='/config',
sock_type='unix',
addr=f'{option.temp_dir}/control.unit.sock',
body=json.dumps(conf),
)
if 'success' not in resp['body']:
return False
userns = getns('user')
if not userns:
return False
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':
isolation['unprivileged_userns_clone'] = True
for ns in allns:
ns_value = getns(ns)
if ns_value:
isolation[ns] = ns_value
return isolation
|
