1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
#!/usr/bin/env python
#
# Copyright (C) 2011, 2012 Nippon Telegraph and Telephone Corporation.
# Copyright (C) 2011 Isaku Yamahata <yamahata at valinux co jp>
#
# 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 ryu.lib import hub
hub.patch()
# TODO:
# Right now, we have our own patched copy of ovs python bindings
# Once our modification is upstreamed and widely deployed,
# use it
#
# NOTE: this modifies sys.path and thus affects the following imports.
# eg. oslo.config.cfg.
import ryu.contrib
from oslo.config import cfg
import logging
import sys
from ryu import log
log.early_init_log(logging.DEBUG)
from ryu import flags
from ryu import version
from ryu.app import wsgi
from ryu.base.app_manager import AppManager
from ryu.controller import controller
from ryu.topology import switches
CONF = cfg.CONF
CONF.register_cli_opts([
cfg.ListOpt('app-lists', default=[],
help='application module name to run'),
cfg.MultiStrOpt('app', positional=True, default=[],
help='application module name to run')
])
def main():
try:
CONF(project='ryu', version='ryu-manager %s' % version,
default_config_files=['/usr/local/etc/ryu/ryu.conf'])
except cfg.ConfigFilesNotFoundError:
CONF(project='ryu', version='ryu-manager %s' % version)
log.init_log()
# always enable ofp for now.
app_lists = CONF.app_lists + CONF.app + ['ryu.controller.ofp_handler']
app_mgr = AppManager()
app_mgr.load_apps(app_lists)
contexts = app_mgr.create_contexts()
app_mgr.instantiate_apps(**contexts)
services = []
ctlr = controller.OpenFlowController()
thr = hub.spawn(ctlr)
services.append(thr)
webapp = wsgi.start_service(app_mgr)
if webapp:
thr = hub.spawn(webapp)
services.append(thr)
try:
hub.joinall(services)
finally:
app_mgr.close()
if __name__ == "__main__":
main()
|
