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#!/usr/bin/python
##
## Copyright (c) 2020 Intel Corporation
##
## 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 rapid_log import RapidLog
from past.utils import old_div
try:
import configparser
except ImportError:
# Python 2.x fallback
import ConfigParser as configparser
import ast
inf = float("inf")
class RapidConfigParser(object):
"""
Class to deal with rapid configuration files
"""
@staticmethod
def parse_config(test_params):
testconfig = configparser.RawConfigParser()
testconfig.read(test_params['test_file'])
test_params['required_number_of_test_machines'] = int(testconfig.get(
'TestParameters', 'total_number_of_test_machines'))
test_params['number_of_tests'] = int(testconfig.get('TestParameters',
'number_of_tests'))
test_params['TestName'] = testconfig.get('TestParameters', 'name')
if testconfig.has_option('TestParameters', 'lat_percentile'):
test_params['lat_percentile'] = old_div(float(
testconfig.get('TestParameters', 'lat_percentile')),100.0)
else:
test_params['lat_percentile'] = 0.99
RapidLog.info('Latency percentile at {:.0f}%'.format(
test_params['lat_percentile']*100))
if testconfig.has_option('TestParameters', 'ipv6'):
test_params['ipv6'] = testconfig.getboolean('TestParameters','ipv6')
else:
test_params['ipv6'] = False
config = configparser.RawConfigParser()
config.read(test_params['environment_file'])
test_params['vim_type'] = config.get('Varia', 'vim')
test_params['key'] = config.get('ssh', 'key')
test_params['user'] = config.get('ssh', 'user')
test_params['total_number_of_machines'] = int(config.get('rapid',
'total_number_of_machines'))
tests = []
test = {}
for test_index in range(1, test_params['number_of_tests']+1):
test.clear()
section = 'test%d'%test_index
options = testconfig.options(section)
for option in options:
if option in ['imix','imixs','flows']:
test[option] = ast.literal_eval(testconfig.get(section,
option))
elif option in ['maxframespersecondallingress','stepsize',
'flowsize']:
test[option] = int(testconfig.get(section, option))
elif option in ['startspeed', 'step', 'drop_rate_threshold',
'lat_avg_threshold','lat_perc_threshold',
'lat_max_threshold','accuracy','maxr','maxz',
'pass_threshold','ramp_step']:
test[option] = float(testconfig.get(section, option))
else:
test[option] = testconfig.get(section, option)
tests.append(dict(test))
for test in tests:
if test['test'] in ['flowsizetest','TST009test']:
if 'drop_rate_threshold' not in test.keys():
test['drop_rate_threshold'] = 0
latency_thresholds = ['lat_avg_threshold','lat_perc_threshold','lat_max_threshold']
for threshold in latency_thresholds:
if threshold not in test.keys():
test[threshold] = inf
test_params['tests'] = tests
if test_params['required_number_of_test_machines'] > test_params[
'total_number_of_machines']:
RapidLog.exception("Not enough VMs for this test: %d needed and only %d available" % (required_number_of_test_machines,total_number_of_machines))
raise Exception("Not enough VMs for this test: %d needed and only %d available" % (required_number_of_test_machines,total_number_of_machines))
machine_map = configparser.RawConfigParser()
machine_map.read(test_params['machine_map_file'])
machines = []
machine = {}
for test_machine in range(1, test_params['required_number_of_test_machines']+1):
machine.clear()
section = 'TestM%d'%test_machine
options = testconfig.options(section)
for option in options:
if option in ['prox_socket','prox_launch_exit','monitor']:
machine[option] = testconfig.getboolean(section, option)
elif option in ['cores', 'gencores','latcores']:
machine[option] = ast.literal_eval(testconfig.get(
section, option))
elif option in ['bucket_size_exp']:
machine[option] = int(testconfig.get(section, option))
if machine[option] < 11:
RapidLog.exception("Minimum Value for bucket_size_exp is 11")
else:
machine[option] = testconfig.get(section, option)
for key in ['prox_socket','prox_launch_exit']:
if key not in machine.keys():
machine[key] = True
if 'monitor' not in machine.keys():
machine['monitor'] = True
index = int(machine_map.get('TestM%d'%test_machine,
'machine_index'))
section = 'M%d'%index
options = config.options(section)
for option in options:
machine[option] = config.get(section, option)
machines.append(dict(machine))
for machine in machines:
dp_ports = []
if 'dest_vm' in machine.keys():
index = 1
while True:
dp_ip_key = 'dp_ip{}'.format(index)
dp_mac_key = 'dp_mac{}'.format(index)
if dp_ip_key in machines[int(machine['dest_vm'])-1].keys() and \
dp_mac_key in machines[int(machine['dest_vm'])-1].keys():
dp_port = {'ip': machines[int(machine['dest_vm'])-1][dp_ip_key],
'mac' : machines[int(machine['dest_vm'])-1][dp_mac_key]}
dp_ports.append(dict(dp_port))
index += 1
else:
break
machine['dest_ports'] = list(dp_ports)
gw_ips = []
if 'gw_vm' in machine.keys():
index = 1
while True:
gw_ip_key = 'dp_ip{}'.format(index)
if gw_ip_key in machines[int(machine['gw_vm'])-1].keys():
gw_ip = machines[int(machine['gw_vm'])-1][gw_ip_key]
gw_ips.append(gw_ip)
index += 1
else:
break
machine['gw_ips'] = list(gw_ips)
test_params['machines'] = machines
return (test_params)
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