test/testbeds/planetlab/execute.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import getpass
   5 from nepi.util.constants import STATUS_FINISHED, TIME_NOW
   6 from nepi.testbeds import planetlab
   7 import os
   8 import shutil
   9 import tempfile
  10 import time
  11 import unittest
  12 import re
  13 import test_util
  14
  15 class PlanetLabExecuteTestCase(unittest.TestCase):
  16     def setUp(self):
  17         self.root_dir = tempfile.mkdtemp()
  18
  19     def tearDown(self):
  20         shutil.rmtree(self.root_dir)
  21
  22     def make_instance(self):
  23         testbed_version = "01"
  24         instance = planetlab.TestbedController(testbed_version)
  25         slicename = "inria_nepi12"
  26         pl_user, pl_pwd = test_util.pl_auth()
  27
  28         instance.defer_configure("homeDirectory", self.root_dir)
  29         instance.defer_configure("slice", slicename)
  30         instance.defer_configure("sliceSSHKey", "/user/%s/home/.ssh/id_rsa_planetlab" % (getpass.getuser(),))
  31         instance.defer_configure("authUser", pl_user)
  32         instance.defer_configure("authPass", pl_pwd)
  33
  34         return instance
  35
  36     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
  37     def test_simple(self):
  38         instance = self.make_instance()
  39
  40         instance.defer_create(2, "Node")
  41         instance.defer_create_set(2, "hostname", "onelab11.pl.sophia.inria.fr")
  42         instance.defer_create(3, "Node")
  43         instance.defer_create_set(3, "hostname", "onelab10.pl.sophia.inria.fr")
  44         instance.defer_create(4, "NodeInterface")
  45         instance.defer_connect(2, "devs", 4, "node")
  46         instance.defer_create(5, "NodeInterface")
  47         instance.defer_connect(3, "devs", 5, "node")
  48         instance.defer_create(6, "Internet")
  49         instance.defer_connect(4, "inet", 6, "devs")
  50         instance.defer_connect(5, "inet", 6, "devs")
  51         instance.defer_create(7, "Application")
  52         instance.defer_create_set(7, "command", "ping -qc1 {#[GUID-5].addr[0].[Address]#}")
  53         instance.defer_add_trace(7, "stdout")
  54         instance.defer_connect(7, "node", 2, "apps")
  55
  56         instance.do_setup()
  57         instance.do_create()
  58         instance.do_connect()
  59         instance.do_preconfigure()
  60
  61         # Manually replace netref
  62         instance.set(TIME_NOW, 7, "command",
  63             instance.get(TIME_NOW, 7, "command")
  64                 .replace("{#[GUID-5].addr[0].[Address]#}",
  65                     instance.get_address(5, 0, "Address") )
  66         )
  67
  68         instance.do_configure()
  69
  70         instance.start()
  71         while instance.status(7) != STATUS_FINISHED:
  72             time.sleep(0.5)
  73         ping_result = instance.trace(7, "stdout") or ""
  74         comp_result = r"""PING .* \(.*\) \d*\(\d*\) bytes of data.
  75
  76 --- .* ping statistics ---
  77 1 packets transmitted, 1 received, 0% packet loss, time \d*ms.*
  78 """
  79         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
  80             "Unexpected trace:\n" + ping_result)
  81         instance.stop()
  82         instance.shutdown()
  83
  84     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
  85     def test_depends(self):
  86         instance = self.make_instance()
  87
  88         instance.defer_create(2, "Node")
  89         instance.defer_create_set(2, "hostname", "onelab11.pl.sophia.inria.fr")
  90         instance.defer_create(3, "NodeInterface")
  91         instance.defer_connect(2, "devs", 3, "node")
  92         instance.defer_create(4, "Internet")
  93         instance.defer_connect(3, "inet", 4, "devs")
  94         instance.defer_create(5, "Application")
  95         instance.defer_create_set(5, "command", "gfortran --version")
  96         instance.defer_create_set(5, "depends", "gcc-gfortran")
  97         instance.defer_add_trace(5, "stdout")
  98         instance.defer_connect(5, "node", 2, "apps")
  99
 100         instance.do_setup()
 101         instance.do_create()
 102         instance.do_connect()
 103         instance.do_preconfigure()
 104         instance.do_configure()
 105
 106         instance.start()
 107         while instance.status(5) != STATUS_FINISHED:
 108             time.sleep(0.5)
 109         ping_result = instance.trace(5, "stdout") or ""
 110         comp_result = r".*GNU Fortran \(GCC\).*"
 111         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 112             "Unexpected trace:\n" + ping_result)
 113         instance.stop()
 114         instance.shutdown()
 115
 116     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 117     def test_build(self):
 118         instance = self.make_instance()
 119
 120         instance.defer_create(2, "Node")
 121         instance.defer_create_set(2, "hostname", "onelab11.pl.sophia.inria.fr")
 122         instance.defer_create(3, "NodeInterface")
 123         instance.defer_connect(2, "devs", 3, "node")
 124         instance.defer_create(4, "Internet")
 125         instance.defer_connect(3, "inet", 4, "devs")
 126         instance.defer_create(10, "Application")
 127         instance.defer_create_set(10, "command", "./consts")
 128         instance.defer_create_set(10, "buildDepends", "gcc")
 129         instance.defer_create_set(10, "build", "gcc ${SOURCES}/consts.c -o consts")
 130         instance.defer_create_set(10, "install", "cp consts ${SOURCES}/consts")
 131         instance.defer_create_set(10, "sources", os.path.join(os.path.dirname(planetlab.__file__),'scripts','consts.c'))
 132         instance.defer_add_trace(10, "stdout")
 133         instance.defer_connect(10, "node", 2, "apps")
 134
 135         instance.do_setup()
 136         instance.do_create()
 137         instance.do_connect()
 138         instance.do_preconfigure()
 139         instance.do_configure()
 140
 141         instance.start()
 142         while instance.status(10) != STATUS_FINISHED:
 143             time.sleep(0.5)
 144         ping_result = instance.trace(10, "stdout") or ""
 145         comp_result = \
 146 r""".*ETH_P_ALL = 0x[0-9a-fA-F]{8}
 147 ETH_P_IP = 0x[0-9a-fA-F]{8}
 148 TUNSETIFF = 0x[0-9a-fA-F]{8}
 149 IFF_NO_PI = 0x[0-9a-fA-F]{8}
 150 IFF_TAP = 0x[0-9a-fA-F]{8}
 151 IFF_TUN = 0x[0-9a-fA-F]{8}
 152 IFF_VNET_HDR = 0x[0-9a-fA-F]{8}
 153 TUN_PKT_STRIP = 0x[0-9a-fA-F]{8}
 154 IFHWADDRLEN = 0x[0-9a-fA-F]{8}
 155 IFNAMSIZ = 0x[0-9a-fA-F]{8}
 156 IFREQ_SZ = 0x[0-9a-fA-F]{8}
 157 FIONREAD = 0x[0-9a-fA-F]{8}.*
 158 """
 159         self.assertTrue(re.match(comp_result, ping_result, re.MULTILINE),
 160             "Unexpected trace:\n" + ping_result)
 161         instance.stop()
 162         instance.shutdown()
 163
 164     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 165     def test_simple_vsys(self):
 166         instance = self.make_instance()
 167
 168         instance.defer_create(2, "Node")
 169         instance.defer_create_set(2, "hostname", "onelab11.pl.sophia.inria.fr")
 170         instance.defer_create_set(2, "emulation", True) # require emulation
 171         instance.defer_create(3, "NodeInterface")
 172         instance.defer_connect(2, "devs", 3, "node")
 173         instance.defer_create(4, "Internet")
 174         instance.defer_connect(3, "inet", 4, "devs")
 175         instance.defer_create(5, "TunInterface")
 176         instance.defer_connect(2, "devs", 5, "node")
 177         instance.defer_create(6, "Application")
 178         instance.defer_create_set(6, "command", """
 179 set -e
 180 netconfig help > /dev/null
 181 test -e /vsys/vif_up.in > /dev/null
 182 test -e /vsys/vif_up.out > /dev/null
 183 test -e /vsys/fd_tuntap.control > /dev/null
 184 echo 'OKIDOKI'
 185 """)
 186         instance.defer_create_set(6, "sudo", True) # only sudo has access to /vsys
 187         instance.defer_add_trace(6, "stdout")
 188         instance.defer_connect(6, "node", 2, "apps")
 189
 190         instance.do_setup()
 191         instance.do_create()
 192         instance.do_connect()
 193         instance.do_preconfigure()
 194         instance.do_configure()
 195
 196         instance.start()
 197         while instance.status(6) != STATUS_FINISHED:
 198             time.sleep(0.5)
 199         test_result = (instance.trace(6, "stdout") or "").strip()
 200         comp_result = "OKIDOKI"
 201         self.assertEqual(comp_result, test_result)
 202         instance.stop()
 203         instance.shutdown()
 204
 205     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 206     def test_emulation(self):
 207         instance = self.make_instance()
 208
 209         instance.defer_create(2, "Node")
 210         instance.defer_create_set(2, "hostname", "onelab11.pl.sophia.inria.fr")
 211         instance.defer_create_set(2, "emulation", True) # require emulation
 212         instance.defer_create(3, "NodeInterface")
 213         instance.defer_connect(2, "devs", 3, "node")
 214         instance.defer_create(4, "Internet")
 215         instance.defer_connect(3, "inet", 4, "devs")
 216         instance.defer_create(7, "NetPipe")
 217         instance.defer_create_set(7, "mode", "CLIENT")
 218         instance.defer_create_set(7, "portList", "80")
 219         instance.defer_create_set(7, "bwOut", 12.0/1024.0) # 12kbps
 220         instance.defer_create_set(7, "bwIn", 64.0/1024.0) # 64kbps
 221         instance.defer_create_set(7, "plrOut", 0.01) # 1% plr outbound - high loss
 222         instance.defer_create_set(7, "plrIn", 0.001) # 0.1% plr inbound - regular loss
 223         instance.defer_create_set(7, "delayOut", int(1500 * 8 / (12.0/1024.0) / 1000)) # tx delay at 12kbps in ms
 224         instance.defer_create_set(7, "delayIn", int(1500 * 8 / (64.0/1024.0) / 1000)) # rx delay at 64kbps in ms
 225         instance.defer_connect(2, "pipes", 7, "node")
 226         instance.defer_create(8, "Application")
 227         instance.defer_create_set(8, "command", "time wget -q -O /dev/null http://www.google.com/") # Fetch ~10kb
 228         instance.defer_add_trace(8, "stderr")
 229         instance.defer_connect(8, "node", 2, "apps")
 230
 231         instance.do_setup()
 232         instance.do_create()
 233         instance.do_connect()
 234         instance.do_preconfigure()
 235         instance.do_configure()
 236
 237         instance.start()
 238         while instance.status(8) != STATUS_FINISHED:
 239             time.sleep(0.5)
 240         test_result = (instance.trace(8, "stderr") or "").strip()
 241         comp_result = r".*real\s*(?P<min>[0-9]+)m(?P<sec>[0-9]+[.][0-9]+)s.*"
 242
 243         match = re.match(comp_result, test_result, re.MULTILINE)
 244         self.assertTrue(match, "Unexpected output: %s" % (test_result,))
 245
 246         minutes = int(match.group("min"))
 247         seconds = float(match.group("sec"))
 248         self.assertTrue((minutes * 60 + seconds) > 1.0, "Emulation not effective: %s" % (test_result,))
 249         instance.stop()
 250         instance.shutdown()
 251
 252     @test_util.skipUnless(test_util.pl_auth() is not None, "Test requires PlanetLab authentication info (PL_USER and PL_PASS environment variables)")
 253     def test_tun_emulation_requirement(self):
 254         instance = self.make_instance()
 255
 256         instance.defer_create(2, "Node")
 257         instance.defer_create_set(2, "hostname", "onelab11.pl.sophia.inria.fr")
 258         instance.defer_create(3, "NodeInterface")
 259         instance.defer_connect(2, "devs", 3, "node")
 260         instance.defer_create(4, "Internet")
 261         instance.defer_connect(3, "inet", 4, "devs")
 262         instance.defer_create(5, "TunInterface")
 263         instance.defer_connect(2, "devs", 5, "node")
 264         instance.defer_create(6, "Application")
 265         instance.defer_create_set(6, "command", "false")
 266         instance.defer_add_trace(6, "stdout")
 267         instance.defer_connect(6, "node", 2, "apps")
 268
 269         try:
 270             instance.do_setup()
 271             instance.do_create()
 272             instance.do_connect()
 273             instance.do_preconfigure()
 274             instance.do_configure()
 275             self.fail("Usage of TUN without emulation should fail")
 276         except Exception,e:
 277             pass
 278
 279
 280 if __name__ == '__main__':
 281     unittest.main()
 282