380b0e7db6
This change renames everything to Neutron while providing backwards compatible adjustments for Grizzly configuration files. implements blueprint: remove-use-of-quantum Change-Id: Ie7d07ba7c89857e13d4ddc8f0e9b68de020a3d19
90 lines
2.6 KiB
Python
90 lines
2.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright (c) 2012 OpenStack Foundation.
|
|
# Administrator of the National Aeronautics and Space Administration.
|
|
# 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.
|
|
|
|
from __future__ import print_function
|
|
|
|
import gc
|
|
import pprint
|
|
import sys
|
|
import traceback
|
|
|
|
import eventlet
|
|
import eventlet.backdoor
|
|
import greenlet
|
|
from oslo.config import cfg
|
|
|
|
eventlet_backdoor_opts = [
|
|
cfg.IntOpt('backdoor_port',
|
|
default=None,
|
|
help='port for eventlet backdoor to listen')
|
|
]
|
|
|
|
CONF = cfg.CONF
|
|
CONF.register_opts(eventlet_backdoor_opts)
|
|
|
|
|
|
def _dont_use_this():
|
|
print("Don't use this, just disconnect instead")
|
|
|
|
|
|
def _find_objects(t):
|
|
return filter(lambda o: isinstance(o, t), gc.get_objects())
|
|
|
|
|
|
def _print_greenthreads():
|
|
for i, gt in enumerate(_find_objects(greenlet.greenlet)):
|
|
print(i, gt)
|
|
traceback.print_stack(gt.gr_frame)
|
|
print()
|
|
|
|
|
|
def _print_nativethreads():
|
|
for threadId, stack in sys._current_frames().items():
|
|
print(threadId)
|
|
traceback.print_stack(stack)
|
|
print()
|
|
|
|
|
|
def initialize_if_enabled():
|
|
backdoor_locals = {
|
|
'exit': _dont_use_this, # So we don't exit the entire process
|
|
'quit': _dont_use_this, # So we don't exit the entire process
|
|
'fo': _find_objects,
|
|
'pgt': _print_greenthreads,
|
|
'pnt': _print_nativethreads,
|
|
}
|
|
|
|
if CONF.backdoor_port is None:
|
|
return None
|
|
|
|
# NOTE(johannes): The standard sys.displayhook will print the value of
|
|
# the last expression and set it to __builtin__._, which overwrites
|
|
# the __builtin__._ that gettext sets. Let's switch to using pprint
|
|
# since it won't interact poorly with gettext, and it's easier to
|
|
# read the output too.
|
|
def displayhook(val):
|
|
if val is not None:
|
|
pprint.pprint(val)
|
|
sys.displayhook = displayhook
|
|
|
|
sock = eventlet.listen(('localhost', CONF.backdoor_port))
|
|
port = sock.getsockname()[1]
|
|
eventlet.spawn_n(eventlet.backdoor.backdoor_server, sock,
|
|
locals=backdoor_locals)
|
|
return port
|