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     testbed_id = "planetlab"
  18     testbed_version = "01"
  19     slicename = "inria_nepi"
  20     plchost = "nepiplc.pl.sophia.inria.fr"
  21
  22     host1 = "nepi1.pl.sophia.inria.fr"
  23     host2 = "nepi2.pl.sophia.inria.fr"
  24
  25     def setUp(self):
  26         self.root_dir = tempfile.mkdtemp()
  27
  28     def tearDown(self):
  29         try:
  30             shutil.rmtree(self.root_dir)
  31         except:
  32             # retry
  33             time.sleep(0.1)
  34             shutil.rmtree(self.root_dir)
  35
  36     def make_experiment_desc(self):
  37         testbed_id = self.testbed_id
  38         testbed_version = self.testbed_version
  39         slicename = self.slicename
  40         plchost = self.plchost
  41         pl_ssh_key = os.environ.get(
  42             "PL_SSH_KEY",
  43             "%s/.ssh/id_rsa_planetlab" % (os.environ['HOME'],) )
  44         pl_user, pl_pwd = test_util.pl_auth()
  45
  46         exp_desc = ExperimentDescription()
  47         pl_provider = FactoriesProvider(testbed_id, testbed_version)
  48         pl_desc = exp_desc.add_testbed_description(pl_provider)
  49         pl_desc.set_attribute_value("homeDirectory", self.root_dir)
  50         pl_desc.set_attribute_value("slice", slicename)
  51         pl_desc.set_attribute_value("sliceSSHKey", pl_ssh_key)
  52         pl_desc.set_attribute_value("authUser", pl_user)
  53         pl_desc.set_attribute_value("authPass", pl_pwd)
  54         pl_desc.set_attribute_value("plcHost", plchost)
  55
  56         return pl_desc, exp_desc
  57
  58     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
  59     def test_simple(self):
  60         pl, exp = self.make_experiment_desc()
  61
  62         node1 = pl.create("Node")
  63         node2 = pl.create("Node")
  64         node1.set_attribute_value("hostname", self.host1)
  65         node2.set_attribute_value("hostname", self.host2)
  66         iface1 = pl.create("NodeInterface")
  67         iface2 = pl.create("NodeInterface")
  68         iface2.set_attribute_value("label", "node2iface")
  69         inet = pl.create("Internet")
  70         node1.connector("devs").connect(iface1.connector("node"))
  71         node2.connector("devs").connect(iface2.connector("node"))
  72         iface1.connector("inet").connect(inet.connector("devs"))
  73         iface2.connector("inet").connect(inet.connector("devs"))
  74         app = pl.create("Application")
  75         app.set_attribute_value("command", "ping -qc1 {#[node2iface].addr[0].[Address]#}")
  76         app.enable_trace("stdout")
  77         app.connector("node").connect(node1.connector("apps"))
  78
  79         xml = exp.to_xml()
  80
  81         controller = ExperimentController(xml, self.root_dir)
  82         controller.start()
  83         while not controller.is_finished(app.guid):
  84             time.sleep(0.5)
  85         ping_result = controller.trace(app.guid, "stdout")
  86         comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data.
  87
  88 --- .* ping statistics ---
  89 1 packets transmitted, 1 received, 0% packet loss, time \d*ms.*
  90 """
  91         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
  92             "Unexpected trace:\n" + ping_result)
  93         controller.stop()
  94         controller.shutdown()
  95
  96 if __name__ == '__main__':
  97     unittest.main()
  98