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#!/usr/bin/env python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2012 OpenStack, LLC.
# 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.
"""
Websocket proxy that is compatible with OpenStack Nova
noVNC consoles. Leverages websockify.py by Joel Martin
"""
import os
import sys
from nova import config
from nova.console import websocketproxy
from nova.openstack.common import cfg
opts = [
cfg.BoolOpt('record',
default=False,
help='Record sessions to FILE.[session_number]'),
cfg.BoolOpt('daemon',
default=False,
help='Become a daemon (background process)'),
cfg.BoolOpt('ssl_only',
default=False,
help='Disallow non-encrypted connections'),
cfg.BoolOpt('source_is_ipv6',
default=False,
help='Source is ipv6'),
cfg.StrOpt('cert',
default='self.pem',
help='SSL certificate file'),
cfg.StrOpt('key',
default=None,
help='SSL key file (if separate from cert)'),
cfg.StrOpt('web',
default='/usr/share/novnc',
help='Run webserver on same port. Serve files from DIR.'),
cfg.StrOpt('novncproxy_host',
default='0.0.0.0',
help='Host on which to listen for incoming requests'),
cfg.IntOpt('novncproxy_port',
default=6080,
help='Port on which to listen for incoming requests'),
]
CONF = cfg.CONF
CONF.register_cli_opts(opts)
CONF.import_opt('debug', 'nova.openstack.common.log')
if __name__ == '__main__':
if CONF.ssl_only and not os.path.exists(CONF.cert):
parser.error("SSL only and %s not found" % CONF.cert)
# Setup flags
config.parse_args(sys.argv)
# Check to see if novnc html/js/css files are present
if not os.path.exists(CONF.web):
print "Can not find novnc html/js/css files at %s." % CONF.web
sys.exit(-1)
# Create and start the NovaWebSockets proxy
server = websocketproxy.NovaWebSocketProxy(
listen_host=CONF.novncproxy_host,
listen_port=CONF.novncproxy_port,
source_is_ipv6=CONF.source_is_ipv6,
verbose=CONF.verbose,
cert=CONF.cert,
key=CONF.key,
ssl_only=CONF.ssl_only,
daemon=CONF.daemon,
record=CONF.record,
web=CONF.web,
target_host='ignore',
target_port='ignore',
wrap_mode='exit',
wrap_cmd=None)
server.start_server()
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