bdb739e249
Move the public API out of oslo.rootwrap to oslo_rootwrap. Retain the ability to import from the old namespace package for backwards compatibility for this release cycle. bp/drop-namespace-packages Change-Id: Ifed1a99e5ea6d999760731867c4294707698d41c
58 lines
1.5 KiB
Python
58 lines
1.5 KiB
Python
# Copyright (c) 2014 Mirantis Inc.
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
import logging
|
|
import subprocess
|
|
import sys
|
|
import threading
|
|
|
|
from oslo_rootwrap import cmd
|
|
|
|
|
|
def forward_stream(fr, to):
|
|
while True:
|
|
line = fr.readline()
|
|
if not line:
|
|
break
|
|
to.write(line)
|
|
|
|
|
|
def forwarding_popen(f, old_popen=subprocess.Popen):
|
|
def popen(*args, **kwargs):
|
|
p = old_popen(*args, **kwargs)
|
|
t = threading.Thread(target=forward_stream, args=(p.stderr, f))
|
|
t.daemon = True
|
|
t.start()
|
|
return p
|
|
return popen
|
|
|
|
|
|
class nonclosing(object):
|
|
def __init__(self, f):
|
|
self._f = f
|
|
|
|
def __getattr__(self, name):
|
|
return getattr(self._f, name)
|
|
|
|
def close(self):
|
|
pass
|
|
|
|
log_format = ("%(asctime)s | [%(process)5s]+%(levelname)5s | "
|
|
"%(message)s")
|
|
if __name__ == '__main__':
|
|
logging.basicConfig(level=logging.DEBUG, format=log_format)
|
|
sys.stderr = nonclosing(sys.stderr)
|
|
cmd.daemon()
|