Files
wlan-lanforge-scripts/py-json/create_wanlink.py
Matthew Stidham 404301cae9 create_wanlink: Fix incorect Type error
Signed-off-by: Matthew Stidham <stidmatt@gmail.com>
2021-12-06 16:30:51 -08:00

312 lines
12 KiB
Python
Executable File

#!/usr/bin/python3
# Create and modify WAN Links Using LANforge JSON AP : http://www.candelatech.com/cookbook.php?vol=cli&book=JSON:+Managing+WANlinks+using+JSON+and+Python
# Written by Candela Technologies Inc.
# Updated by: Erin Grimes
"""
sample command:
./test_wanlink.py --name my_wanlink4 --latency_A 20 --latency_B 69 --rate 1000 --jitter_A 53 --jitter_B 73 --jitter_freq 6 --drop_A 12 --drop_B 11
"""
import sys
import urllib
import importlib
if sys.version_info[0] != 3:
print("This script requires Python 3")
exit(1)
import os
from time import sleep
from urllib import error
import pprint
import argparse
sys.path.append(os.path.join(os.path.abspath(__file__ + "../../../")))
LFRequest = importlib.import_module("py-json.LANforge.LFRequest")
LFUtils = importlib.import_module("py-json.LANforge.LFUtils")
lfcli_base = importlib.import_module("py-json.LANforge.lfcli_base")
LFCliBase = lfcli_base.LFCliBase
j_printer = pprint.PrettyPrinter(indent=2)
# todo: this needs to change
resource_id = 1
def main(args):
base_url = 'http://'+args['host']+':8080'
print(base_url)
json_post = ""
json_response = ""
num_wanlinks = -1
# see if there are old wanlinks to remove
lf_r = LFRequest.LFRequest(base_url+"/wl/list")
print(lf_r.get_as_json())
# remove old wanlinks
if num_wanlinks > 0:
lf_r = LFRequest.LFRequest(base_url+"/cli-json/rm_cx")
lf_r.addPostData({
'test_mgr': 'all',
'cx_name': args['name']
})
lf_r.jsonPost()
sleep(0.05)
try:
json_response = lf_r.getAsJson()
LFUtils.debug_printer.pprint(json_response)
for key, value in json_response.items():
if isinstance(value, dict) and "_links" in value:
num_wanlinks = 1
except urllib.error.HTTPError as error:
print("Error code %s" % error.code)
lf_r = LFRequest.LFRequest(base_url+"/cli-json/rm_endp")
lf_r.addPostData({
'endp_name': args['name']+"-A"
})
lf_r.jsonPost()
sleep(0.05)
lf_r = LFRequest.LFRequest(base_url+"/cli-json/rm_endp")
lf_r.addPostData({
'endp_name': args['name']+"-B"
})
lf_r.jsonPost()
sleep(0.05)
# create wanlink endpoint A
lf_r = LFRequest.LFRequest(base_url+"/cli-json/add_wl_endp")
lf_r.addPostData({
'alias': args['name']+"-A",
'shelf': 1,
'resource': '1',
'port': args['port_A'],
'latency': args['latency_A'],
'max_rate': args['rate_A'],
})
lf_r.jsonPost()
sleep(0.05)
# create wanlink endpoint B
lf_r = LFRequest.LFRequest(base_url+"/cli-json/add_wl_endp")
lf_r.addPostData({
'alias': args['name']+"-B",
'shelf': 1,
'resource': '1',
'port': args['port_B'],
'latency': args['latency_B'],
'max_rate': args['rate_B'],
})
lf_r.jsonPost()
sleep(0.05)
# create cx
lf_r = LFRequest.LFRequest(base_url+"/cli-json/add_cx")
lf_r.addPostData({
'alias': args['name'],
'test_mgr': 'default_tm',
'tx_endp': args['name']+"-A",
'rx_endp': args['name']+"-B",
})
lf_r.jsonPost()
sleep(0.05)
# modify wanlink endpoint A
lf_r = LFRequest.LFRequest(base_url+"/cli-json/set_wanlink_info")
lf_r.addPostData({
'name': args['name']+"-A",
'max_jitter': args['jitter_A'],
'jitter_freq': args['jitter_freq_A'],
'drop_freq': args['drop_A']
})
lf_r.jsonPost()
sleep(0.05)
# modify wanlink endpoint B
lf_r = LFRequest.LFRequest(base_url+"/cli-json/set_wanlink_info")
lf_r.addPostData({
'name': args['name']+"-B",
'max_jitter': args['jitter_B'],
'jitter_freq': args['jitter_freq_B'],
'drop_freq': args['drop_B']
})
lf_r.jsonPost()
sleep(0.05)
# start wanlink once we see it
seen = 0
while seen < 1:
sleep(1)
lf_r = LFRequest.LFRequest(base_url+"/wl/"+args['name']+"?fields=name,state,_links")
try:
json_response = lf_r.getAsJson()
if json_response is None:
continue
LFUtils.debug_printer.pprint(json_response)
for key, value in json_response.items():
if isinstance(value, dict):
if "_links" in value:
if value["name"] == args['name']:
seen = 1
else:
pass
# else:
# print(" name was not wl_eg1")
# else:
# print("value lacks _links")
# else:
# print("value not a dict")
except urllib.error.HTTPError as error:
print("Error code %s " % error.code)
continue
# print("starting wanlink:")
# # print("the latency is {laten}".format(laten=latency))
# lf_r = LFRequest.LFRequest(base_url+"/cli-json/set_cx_state")
# lf_r.addPostData({
# 'test_mgr': 'all',
# 'cx_name': args['name'],
# 'cx_state': 'RUNNING'
# })
# lf_r.jsonPost()
running = 0
while running < 1:
sleep(1)
lf_r = LFRequest.LFRequest(base_url+"/wl/"+args['name']+"?fields=name,state,_links")
try:
json_response = lf_r.getAsJson()
if json_response is None:
continue
for key, value in json_response.items():
if isinstance(value, dict):
if "_links" in value:
if value["name"] == args['name']:
if value["state"].startswith("Run"):
LFUtils.debug_printer.pprint(json_response)
running = 1
except urllib.error.HTTPError as error:
print("Error code %s" % error.code)
continue
print("Wanlink is running")
# # stop wanlink
# lf_r = LFRequest.LFRequest(base_url+"/cli-json/set_cx_state")
# lf_r.addPostData({
# 'test_mgr': 'all',
# 'cx_name': args['name'],
# 'cx_state': 'STOPPED'
# })
# lf_r.jsonPost()
# running = 1
# while (running > 0):
# sleep(1)
# lf_r = LFRequest.LFRequest(base_url+"/wl/"+args['name']+"?fields=name,eid,state,_links")
# LFUtils.debug_printer.pprint(json_response)
# try:
# json_response = lf_r.getAsJson()
# if (json_response is None):
# continue
# for key, value in json_response.items():
# if (isinstance(value, dict)):
# if ("_links" in value):
# if (value["name"] == args['name']):
# if (value["state"].startswith("Stop")):
# LFUtils.debug_printer.pprint(json_response)
# running = 0
# except urllib.error.HTTPError as error:
# print("Error code "+error.code)
# continue
# print("Wanlink is stopped.")
# print("Wanlink info:")
# lf_r = LFRequest.LFRequest(base_url+"/wl/wl_eg1")
# json_response = lf_r.getAsJson()
# LFUtils.debug_printer.pprint(json_response)
# lf_r = LFRequest.LFRequest(base_url+"/wl_ep/wl_eg1-A")
# json_response = lf_r.getAsJson()
# LFUtils.debug_printer.pprint(json_response)
# lf_r = LFRequest.LFRequest(base_url+"/wl_ep/wl_eg1-B")
# json_response = lf_r.getAsJson()
# LFUtils.debug_printer.pprint(json_response)
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
if __name__ == '__main__':
parser = LFCliBase.create_basic_argparse(
prog='create_wanlink.py',
formatter_class=argparse.RawTextHelpFormatter)
for group in parser._action_groups:
if group.title == "required arguments":
required_args = group
break
optional_args = None
for group in parser._action_groups:
if group.title == "optional arguments":
optional_args = group
break
if optional_args is not None:
optional_args.add_argument('--host', help='The resource IP address', default="localhost")
optional_args.add_argument('--port_A', help='Endpoint A', default="eth1")
optional_args.add_argument('--port_B', help='Endpoint B', default="eth2")
optional_args.add_argument('--name', help='The name of the wanlink', default="wl_eg1")
optional_args.add_argument('--rate', help='The maximum rate of transfer at both endpoints (bits/s)', default=1000000)
optional_args.add_argument('--rate_A', help='The max rate of transfer at endpoint A (bits/s)', default=None)
optional_args.add_argument('--rate_B', help='The maximum rate of transfer (bits/s)', default=None)
optional_args.add_argument('--latency', help='The delay of both ports', default=20)
optional_args.add_argument('--latency_A', help='The delay of port A', default=None)
optional_args.add_argument('--latency_B', help='The delay of port B', default=None)
optional_args.add_argument('--jitter', help='The max jitter of both ports (ms)', default=None)
optional_args.add_argument('--jitter_A', help='The max jitter of port A (ms)', default=None)
optional_args.add_argument('--jitter_B', help='The max jitter of port B (ms)', default=None)
optional_args.add_argument('--jitter_freq', help='The jitter frequency of both ports (%%)', default=None)
optional_args.add_argument('--jitter_freq_A', help='The jitter frequency of port A (%%)', default=None)
optional_args.add_argument('--jitter_freq_B', help='The jitter frequency of port B (%%)', default=None)
optional_args.add_argument('--drop', help='The drop frequency of both ports (%%)', default=None)
optional_args.add_argument('--drop_A', help='The drop frequency of port A (%%)', default=None)
optional_args.add_argument('--drop_B', help='The drop frequency of port B (%%)', default=None)
# todo: packet loss A and B
# todo: jitter A and B
for group in parser._action_groups:
if group.title == "optional arguments":
optional_args = group
break
parseargs = parser.parse_args()
args = {
"host": parseargs.mgr,
"port": parseargs.mgr_port,
"name": parseargs.name,
"port_A": parseargs.port_A,
"port_B": parseargs.port_B,
"latency": parseargs.latency,
"latency_A": (parseargs.latency_A if parseargs.latency_A is not None else parseargs.latency),
"latency_B": (parseargs.latency_B if parseargs.latency_B is not None else parseargs.latency),
"rate": parseargs.rate,
"rate_A": (parseargs.rate_A if parseargs.rate_A is not None else parseargs.rate),
"rate_B": (parseargs.rate_B if parseargs.rate_B is not None else parseargs.rate),
"jitter": parseargs.jitter,
"jitter_A": (parseargs.jitter_A if parseargs.jitter_A is not None else parseargs.jitter),
"jitter_B": (parseargs.jitter_B if parseargs.jitter_B is not None else parseargs.jitter),
"jitter_freq": parseargs.jitter,
"jitter_freq_A": (parseargs.jitter_freq_A if parseargs.jitter_freq_A is not None else parseargs.jitter_freq),
"jitter_freq_B": (parseargs.jitter_freq_B if parseargs.jitter_freq_B is not None else parseargs.jitter_freq),
"drop": parseargs.drop,
"drop_A": (parseargs.drop_A if parseargs.drop_A is not None else parseargs.drop),
"drop_B": (parseargs.drop_B if parseargs.drop_B is not None else parseargs.drop),
}
main(args)