system-config/launch/utils.py
Monty Taylor 8a1d7a5ab6 Remove interpret_puppet_exitcodes
This is dead code now. The equivilent function is now in
openstack-infra/ansible-puppet

Change-Id: I7ba2f0b9da720b72a0a97b27a43a873b29c41ed8
2016-03-10 09:31:50 -06:00

55 lines
1.6 KiB
Python

#!/usr/bin/env python
# Update the base image that is used for devstack VMs.
# Copyright (C) 2011-2012 OpenStack LLC.
#
# 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 time
import socket
import paramiko
from sshclient import SSHClient
def iterate_timeout(max_seconds, purpose):
start = time.time()
count = 0
while (time.time() < start + max_seconds):
count += 1
yield count
time.sleep(2)
raise Exception("Timeout waiting for %s" % purpose)
def ssh_connect(ip, username, connect_kwargs={}, timeout=60):
# HPcloud may return errno 111 for about 30 seconds after adding the IP
for count in iterate_timeout(timeout, "ssh access"):
try:
client = SSHClient(ip, username, **connect_kwargs)
break
except socket.error as e:
print "While testing ssh access:", e
time.sleep(5)
except paramiko.ssh_exception.AuthenticationException:
return None
ret, out = client.ssh("echo access okay")
if "access okay" in out:
return client
return None