#!/usr/bin/env python
#
# NEPI, a framework to manage network experiments
# Copyright (C) 2013 INRIA
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see .
#
# Author: Alina Quereilhac
from nepi.execution.ec import ExperimentController
from nepi.execution.resource import ResourceState, ResourceAction
from nepi.execution.trace import TraceAttr
from test_utils import skipIfNotAlive, skipInteractive
import os
import shutil
import time
import tempfile
import unittest
class LinuxSerializationTestCase(unittest.TestCase):
def setUp(self):
self.fedora_host = "nepi2.pl.sophia.inria.fr"
self.fedora_user = "inria_nepi"
self.ubuntu_host = "roseval.pl.sophia.inria.fr"
self.ubuntu_user = "inria_nepi"
self.target = "nepi5.pl.sophia.inria.fr"
@skipIfNotAlive
def t_condition_serialize(self, host, user, depends):
dirpath = tempfile.mkdtemp()
ec = ExperimentController(exp_id="test-condition-serial")
node = ec.register_resource("LinuxNode")
ec.set(node, "hostname", host)
ec.set(node, "username", user)
ec.set(node, "cleanHome", True)
ec.set(node, "cleanProcesses", True)
server = ec.register_resource("LinuxApplication")
cmd = "echo 'HOLA' | nc -l 3333"
ec.set(server, "command", cmd)
ec.set(server, "depends", depends)
ec.register_connection(server, node)
client = ec.register_resource("LinuxApplication")
cmd = "nc 127.0.0.1 3333"
ec.set(client, "command", cmd)
ec.register_connection(client, node)
ec.register_condition(client, ResourceAction.START, server, ResourceState.STARTED)
apps = [client, server]
filepath = ec.save(dirpath)
ec.deploy()
ec.wait_finished(apps)
self.assertTrue(ec.state(node) == ResourceState.STARTED)
self.assertTrue(ec.state(server) == ResourceState.STOPPED)
self.assertTrue(ec.state(client) == ResourceState.STOPPED)
stdout = ec.trace(client, "stdout")
self.assertTrue(stdout.strip() == "HOLA")
ec.shutdown()
# Load serialized experiment
ec2 = ExperimentController.load(filepath)
ec2.deploy()
ec2.wait_finished(apps)
self.assertEquals(len(ec.resources), len(ec2.resources))
self.assertTrue(ec2.state(node) == ResourceState.STARTED)
self.assertTrue(ec2.state(server) == ResourceState.STOPPED)
self.assertTrue(ec2.state(client) == ResourceState.STOPPED)
stdout = ec2.trace(client, "stdout")
self.assertTrue(stdout.strip() == "HOLA")
ec2.shutdown()
shutil.rmtree(dirpath)
def test_condition_serialize_fedora(self):
self.t_condition_serialize(self.fedora_host, self.fedora_user, "nc")
def test_condition_serialize_ubuntu(self):
self.t_condition_serialize(self.ubuntu_host, self.ubuntu_user, "netcat")
if __name__ == '__main__':
unittest.main()