test/testbeds/planetlab/integration.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import getpass
   5 from nepi.core.design import ExperimentDescription, FactoriesProvider
   6 from nepi.core.execute import ExperimentController
   7 from nepi.util import proxy
   8 import os
   9 import shutil
  10 import tempfile
  11 import test_util
  12 import time
  13 import unittest
  14 import re
  15
  16 class PlanetLabIntegrationTestCase(unittest.TestCase):
  17     def setUp(self):
  18         self.root_dir = tempfile.mkdtemp()
  19
  20     def tearDown(self):
  21         try:
  22             shutil.rmtree(self.root_dir)
  23         except:
  24             # retry
  25             time.sleep(0.1)
  26             shutil.rmtree(self.root_dir)
  27
  28     def make_experiment_desc(self):
  29         testbed_id = "planetlab"
  30         testbed_version = "01"
  31         slicename = "inria_nepi12"
  32         pl_ssh_key = os.environ.get(
  33             "PL_SSH_KEY",
  34             "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'],) )
  35         pl_user, pl_pwd = test_util.pl_auth()
  36
  37         exp_desc = ExperimentDescription()
  38         pl_provider = FactoriesProvider(testbed_id, testbed_version)
  39         pl_desc = exp_desc.add_testbed_description(pl_provider)
  40         pl_desc.set_attribute_value("homeDirectory", self.root_dir)
  41         pl_desc.set_attribute_value("slice", slicename)
  42         pl_desc.set_attribute_value("sliceSSHKey", pl_ssh_key)
  43         pl_desc.set_attribute_value("authUser", pl_user)
  44         pl_desc.set_attribute_value("authPass", pl_pwd)
  45
  46         return pl_desc, exp_desc
  47
  48     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
  49     def test_simple(self):
  50         pl, exp = self.make_experiment_desc()
  51
  52         node1 = pl.create("Node")
  53         node2 = pl.create("Node")
  54         node1.set_attribute_value("hostname", "onelab11.pl.sophia.inria.fr")
  55         node2.set_attribute_value("hostname", "onelab10.pl.sophia.inria.fr")
  56         iface1 = pl.create("NodeInterface")
  57         iface2 = pl.create("NodeInterface")
  58         iface2.set_attribute_value("label", "node2iface")
  59         inet = pl.create("Internet")
  60         node1.connector("devs").connect(iface1.connector("node"))
  61         node2.connector("devs").connect(iface2.connector("node"))
  62         iface1.connector("inet").connect(inet.connector("devs"))
  63         iface2.connector("inet").connect(inet.connector("devs"))
  64         app = pl.create("Application")
  65         app.set_attribute_value("command", "ping -qc1 {#[node2iface].addr[0].[Address]#}")
  66         app.enable_trace("stdout")
  67         app.connector("node").connect(node1.connector("apps"))
  68
  69         xml = exp.to_xml()
  70
  71         controller = ExperimentController(xml, self.root_dir)
  72         controller.start()
  73         while not controller.is_finished(app.guid):
  74             time.sleep(0.5)
  75         ping_result = controller.trace(pl.guid, app.guid, "stdout")
  76         comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data.
  77
  78 --- .* ping statistics ---
  79 1 packets transmitted, 1 received, 0% packet loss, time \d*ms.*
  80 """
  81         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
  82             "Unexpected trace:\n" + ping_result)
  83         controller.stop()
  84         controller.shutdown()
  85
  86 if __name__ == '__main__':
  87     unittest.main()
  88