mininet-sample/experiments/http.py
2020-07-13 09:55:15 +02:00

68 lines
2.6 KiB
Python

from core.experiment import ExperimentParameter, RandomFileExperiment, RandomFileParameter
import os
class HTTP(RandomFileExperiment):
NAME = "http"
SERVER_LOG = "http_server.log"
CLIENT_LOG = "http_client.log"
WGET_BIN = "wget"
PING_OUTPUT = "ping.log"
def __init__(self, experiment_parameter_filename, topo, topo_config):
# Just rely on RandomFileExperiment
super(HTTP, self).__init__(experiment_parameter_filename, topo, topo_config)
def ping(self):
self.topo.command_to(self.topo_config.client, "rm " + \
HTTP.PING_OUTPUT )
count = self.experiment_parameter.get(ExperimentParameter.PING_COUNT)
for i in range(0, self.topo_config.getClientInterfaceCount()):
cmd = self.pingCommand(self.topo_config.getClientIP(i),
self.topo_config.getServerIP(), n = count)
self.topo.command_to(self.topo_config.client, cmd)
def pingCommand(self, fromIP, toIP, n=5):
s = "ping -c " + str(n) + " -I " + fromIP + " " + toIP + \
" >> " + HTTP.PING_OUTPUT
print(s)
return s
def load_parameters(self):
# Just rely on RandomFileExperiment
super(HTTP, self).load_parameters()
def prepare(self):
super(HTTP, self).prepare()
self.topo.command_to(self.topo_config.client, "rm " + \
HTTP.CLIENT_LOG )
self.topo.command_to(self.topo_config.server, "rm " + \
HTTP.SERVER_LOG )
def getHTTPServerCmd(self):
s = "/etc/init.d/apache2 restart &> {}&".format(HTTP.SERVER_LOG)
print(s)
return s
def getHTTPClientCmd(self):
s = "(time {} http://{}/{} --no-check-certificate) &> {}".format(HTTP.WGET_BIN,
self.topo_config.getServerIP(), self.file, HTTP.CLIENT_LOG)
print(s)
return s
def clean(self):
super(HTTP, self).clean()
def run(self):
cmd = self.getHTTPServerCmd()
self.topo.command_to(self.topo_config.server, "netstat -sn > netstat_server_before")
self.topo.command_to(self.topo_config.server, cmd)
self.topo.command_to(self.topo_config.client, "sleep 2")
cmd = self.getHTTPClientCmd()
self.topo.command_to(self.topo_config.client, "netstat -sn > netstat_client_before")
self.topo.command_to(self.topo_config.client, cmd)
self.topo.command_to(self.topo_config.server, "netstat -sn > netstat_server_after")
self.topo.command_to(self.topo_config.client, "netstat -sn > netstat_client_after")
self.topo.command_to(self.topo_config.client, "sleep 2")