1 # Copyright (c) 2016-2017 Intel Corporation
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
14 """ Helper function to get Network Service testing configuration """
16 from __future__ import absolute_import
20 from oslo_config import cfg
21 from oslo_config.cfg import NoSuchOptError
22 from oslo_utils import encodeutils
24 NSB_ROOT = "/opt/nsb_bin"
28 cfg.StrOpt('bin_path',
30 help='bin_path for VNFs location.'),
31 cfg.StrOpt('trex_path',
32 default=os.path.join(NSB_ROOT, 'trex/scripts'),
33 help='trex automation lib pathh.'),
35 CONF.register_opts(OPTS, group="nsb")
38 def get_nsb_option(option, default=None):
39 """return requested option for yardstick.conf"""
42 return CONF.nsb.__getitem__(option)
43 except NoSuchOptError:
44 logging.debug("Invalid key %s", option)
48 def provision_tool(connection, tool_path):
50 verify if the tool path exits on the node,
51 if not push the local binary to remote node
55 bin_path = get_nsb_option("bin_path")
56 exit_status, stdout = connection.execute("which %s" % tool_path)[:2]
58 return encodeutils.safe_decode(stdout, incoming='utf-8').rstrip()
60 logging.warning("%s not found on %s, will try to copy from localhost",
61 tool_path, connection.host)
62 connection.execute('mkdir -p "%s"' % bin_path)
63 connection.put(tool_path, tool_path)