mitmproxy/pathod/utils.py
harsh vijay e24b4cc1b6 Extend Mypy checking to pathod
* mypy checking pathod

* initial commit , fixed errors

* tox: mypy checking to pathod

* Fixed mypy test failed

* issue was with args in custom_contentview.py

* tox: mypy checking to #2221

* follow-import=skip since we cant provide args to custom_contentview.py during mypy testing

* Lint , Typo Fixed

* code style: module import
2017-05-02 05:19:25 +05:30

49 lines
1.2 KiB
Python

import os
import sys
from mitmproxy.utils import data as mdata
import typing # noqa
class MemBool:
"""
Truth-checking with a memory, for use in chained if statements.
"""
def __init__(self) -> None:
self.v = None # type: typing.Optional[bool]
def __call__(self, v: bool) -> bool:
self.v = v
return bool(v)
# FIXME: change this name
data = mdata.Data(__name__)
def daemonize(stdin='/dev/null', stdout='/dev/null', stderr='/dev/null'): # pragma: no cover
try:
pid = os.fork()
if pid > 0:
sys.exit(0)
except OSError as e:
sys.stderr.write("fork #1 failed: (%d) %s\n" % (e.errno, e.strerror))
sys.exit(1)
os.chdir("/")
os.umask(0)
os.setsid()
try:
pid = os.fork()
if pid > 0:
sys.exit(0)
except OSError as e:
sys.stderr.write("fork #2 failed: (%d) %s\n" % (e.errno, e.strerror))
sys.exit(1)
si = open(stdin, 'rb')
so = open(stdout, 'a+b')
se = open(stderr, 'a+b', 0)
os.dup2(si.fileno(), sys.stdin.fileno())
os.dup2(so.fileno(), sys.stdout.fileno())
os.dup2(se.fileno(), sys.stderr.fileno())