#!/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 time
import tempfile
import unittest
class LinuxApplicationTestCase(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_stdout(self, host, user):
ec = ExperimentController(exp_id = "test-stdout")
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)
app = ec.register_resource("LinuxApplication")
cmd = "echo 'HOLA'"
ec.set(app, "command", cmd)
ec.register_connection(app, node)
ec.deploy()
ec.wait_finished(app)
self.assertTrue(ec.state(node) == ResourceState.STARTED)
self.assertTrue(ec.state(app) == ResourceState.STOPPED)
stdout = ec.trace(app, "stdout")
self.assertTrue(stdout.strip() == "HOLA")
ec.shutdown()
@skipIfNotAlive
def t_ping(self, host, user):
ec = ExperimentController(exp_id = "test-ping")
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)
app = ec.register_resource("LinuxApplication")
cmd = "ping -c5 %s" % self.target
ec.set(app, "command", cmd)
ec.register_connection(app, node)
ec.deploy()
ec.wait_finished(app)
self.assertTrue(ec.state(node) == ResourceState.STARTED)
self.assertTrue(ec.state(app) == ResourceState.STOPPED)
stdout = ec.trace(app, "stdout")
size = ec.trace(app, "stdout", attr = TraceAttr.SIZE)
self.assertEquals(len(stdout), size)
block = ec.trace(app, "stdout", attr = TraceAttr.STREAM, block = 5, offset = 1)
self.assertEquals(block, stdout[5:10])
path = ec.trace(app, "stdout", attr = TraceAttr.PATH)
rm = ec.get_resource(app)
p = os.path.join(rm.run_home, "stdout")
self.assertEquals(path, p)
ec.shutdown()
@skipIfNotAlive
def t_code(self, host, user):
ec = ExperimentController(exp_id = "tests-code")
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)
prog = """#include
int
main (void)
{
printf ("Hello, world!\\n");
return 0;
}
"""
cmd = "${RUN_HOME}/hello"
build = "gcc -Wall -x c ${APP_HOME}/code -o hello"
app = ec.register_resource("LinuxApplication")
ec.set(app, "command", cmd)
ec.set(app, "code", prog)
ec.set(app, "depends", "gcc")
ec.set(app, "build", build)
ec.register_connection(app, node)
ec.deploy()
ec.wait_finished(app)
out = ec.trace(app, 'stdout')
self.assertEquals(out, "Hello, world!\n")
ec.shutdown()
@skipIfNotAlive
def t_concurrency(self, host, user):
ec = ExperimentController(exp_id="test-concurrency")
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)
apps = list()
for i in xrange(50):
app = ec.register_resource("LinuxApplication")
cmd = "ping -c5 %s" % self.target
ec.set(app, "command", cmd)
ec.register_connection(app, node)
apps.append(app)
ec.deploy()
ec.wait_finished(apps)
self.assertTrue(ec.state(node) == ResourceState.STARTED)
self.assertTrue(
all([ec.state(guid) == ResourceState.STOPPED \
for guid in apps])
)
for app in apps:
stdout = ec.trace(app, 'stdout')
size = ec.trace(app, 'stdout', attr = TraceAttr.SIZE)
self.assertEquals(len(stdout), size)
block = ec.trace(app, 'stdout', attr = TraceAttr.STREAM, block = 5, offset = 1)
self.assertEquals(block, stdout[5:10])
path = ec.trace(app, 'stdout', attr = TraceAttr.PATH)
rm = ec.get_resource(app)
p = os.path.join(rm.run_home, 'stdout')
self.assertEquals(path, p)
ec.shutdown()
@skipIfNotAlive
def t_condition(self, host, user, depends):
ec = ExperimentController(exp_id="test-condition")
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]
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()
@skipIfNotAlive
def t_http_sources(self, host, user):
ec = ExperimentController(exp_id="test-http-sources")
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)
sources = "http://yans.pl.sophia.inria.fr/code/nef/archive/tip.tar.gz;" \
"http://yans.pl.sophia.inria.fr/code/nef/raw-file/8ace577d4079/src/nef/images/menu/connect.png"
app = ec.register_resource("LinuxApplication")
ec.set(app, "sources", sources)
command = "ls ${SRC}"
ec.set(app, "command", command)
ec.register_connection(app, node)
ec.deploy()
ec.wait_finished([app])
self.assertTrue(ec.state(node) == ResourceState.STARTED)
self.assertTrue(ec.state(app) == ResourceState.STOPPED)
exitcode = ec.trace(app, "deploy_exitcode")
self.assertTrue(exitcode.strip() == "0")
out = ec.trace(app, "deploy_stdout")
self.assertTrue(out.find("tip.tar.gz") > -1)
self.assertTrue(out.find("connect.png") > -1)
stdout = ec.trace(app, "stdout")
self.assertTrue(stdout.find("tip.tar.gz") > -1)
self.assertTrue(stdout.find("connect.png") > -1)
ec.shutdown()
@skipIfNotAlive
def t_xterm(self, host, user):
ec = ExperimentController(exp_id="test-xterm")
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)
app = ec.register_resource("LinuxApplication")
ec.set(app, "command", "xterm")
ec.set(app, "depends", "xterm")
ec.set(app, "forwardX11", True)
ec.register_connection(app, node)
ec.deploy()
ec.wait_finished([app])
self.assertTrue(ec.state(app) == ResourceState.STOPPED)
ec.shutdown()
def test_stdout_fedora(self):
self.t_stdout(self.fedora_host, self.fedora_user)
def test_stdout_ubuntu(self):
self.t_stdout(self.ubuntu_host, self.ubuntu_user)
def test_ping_fedora(self):
self.t_ping(self.fedora_host, self.fedora_user)
def test_ping_ubuntu(self):
self.t_ping(self.ubuntu_host, self.ubuntu_user)
def test_concurrency_fedora(self):
self.t_concurrency(self.fedora_host, self.fedora_user)
def test_concurrency_ubuntu(self):
self.t_concurrency(self.ubuntu_host, self.ubuntu_user)
def test_condition_fedora(self):
self.t_condition(self.fedora_host, self.fedora_user, "nc")
def test_condition_ubuntu(self):
self.t_condition(self.ubuntu_host, self.ubuntu_user, "netcat")
def test_http_sources_fedora(self):
self.t_http_sources(self.fedora_host, self.fedora_user)
def test_http_sources_ubuntu(self):
self.t_http_sources(self.ubuntu_host, self.ubuntu_user)
def test_code_fedora(self):
self.t_code(self.fedora_host, self.fedora_user)
def test_code_ubuntu(self):
self.t_code(self.ubuntu_host, self.ubuntu_user)
@skipInteractive
def test_xterm_ubuntu(self):
""" Interactive test. Should not run automatically """
self.t_xterm(self.ubuntu_host, self.ubuntu_user)
if __name__ == '__main__':
unittest.main()