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#!/usr/bin/python
# Copyright (c) 2016 Cisco and/or its affiliates.
# 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.
"""This script uses T-REX stateless API to drive t-rex instance.
Requirements:
- T-REX: https://github.com/cisco-system-traffic-generator/trex-core
- compiled and running T-REX process (eg. ./t-rex-64 -i -c 4)
- trex_stl_lib.api library
- Script must be executed on a node with T-REX instance
Functionality:
1. Verify the API functionality and get server information
"""
import sys
sys.path.insert(0, "/opt/trex-core-2.25/scripts/automation/"+\
"trex_control_plane/stl/")
from trex_stl_lib.api import *
def get_server_system_info():
"""Check server info and quit.
:return: nothing
"""
# create client
client = STLClient()
try:
# connect to server
client.connect()
# get server info
print client.get_server_system_info()
except STLError as ex_error:
print_error(str(ex_error))
sys.exit(1)
finally:
client.disconnect()
def print_error(msg):
"""Print error message on stderr.
:param msg: Error message to print.
:type msg: string
:return: nothing
"""
sys.stderr.write(msg+'\n')
def main():
"""Main function."""
get_server_system_info()
if __name__ == "__main__":
main()
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