test/testbeds/netns/execute.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import getpass
   5 from nepi.util.constants import ApplicationStatus as AS
   6 from nepi.testbeds import netns
   7 import os
   8 import shutil
   9 import tempfile
  10 import test_util
  11 import time
  12 import unittest
  13
  14 class NetnsExecuteTestCase(unittest.TestCase):
  15     def setUp(self):
  16         self.root_dir = tempfile.mkdtemp()
  17
  18     @test_util.skipUnless(os.getuid() == 0, "Test requires root privileges")
  19     def test_run_ping_if(self):
  20         user = getpass.getuser()
  21         instance = netns.TestbedController()
  22         instance.defer_configure("homeDirectory", self.root_dir)
  23         instance.defer_create(2, "Node")
  24         instance.defer_create(3, "Node")
  25         instance.defer_create(4, "NodeInterface")
  26         instance.defer_create_set(4, "up", True)
  27         instance.defer_connect(2, "devs", 4, "node")
  28         instance.defer_add_address(4, "10.0.0.1", 24, None)
  29         instance.defer_create(5, "NodeInterface")
  30         instance.defer_create_set(5, "up", True)
  31         instance.defer_connect(3, "devs", 5, "node")
  32         instance.defer_add_address(5, "10.0.0.2", 24, None)
  33         instance.defer_create(6, "Switch")
  34         instance.defer_create_set(6, "up", True)
  35         instance.defer_connect(4, "switch", 6, "devs")
  36         instance.defer_connect(5, "switch", 6, "devs")
  37         instance.defer_create(7, "Application")
  38         instance.defer_create_set(7, "command", "ping -qc1 10.0.0.2")
  39         instance.defer_create_set(7, "user", user)
  40         instance.defer_add_trace(7, "stdout")
  41         instance.defer_connect(7, "node", 2, "apps")
  42
  43         instance.do_setup()
  44         instance.do_create()
  45         instance.do_connect_init()
  46         instance.do_connect_compl()
  47         instance.do_preconfigure()
  48         instance.do_configure()
  49         instance.do_prestart()
  50         instance.start()
  51         while instance.status(7) != AS.STATUS_FINISHED:
  52             time.sleep(0.5)
  53         ping_result = instance.trace(7, "stdout")
  54         comp_result = """PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.
  55
  56 --- 10.0.0.2 ping statistics ---
  57 1 packets transmitted, 1 received, 0% packet loss, time 0ms
  58 """
  59         self.assertTrue(ping_result.startswith(comp_result))
  60         instance.stop()
  61         instance.shutdown()
  62
  63     @test_util.skipUnless(os.getuid() == 0, "Test requires root privileges")
  64     def test_run_ping_p2pif(self):
  65         user = getpass.getuser()
  66         instance = netns.TestbedController()
  67         instance.defer_configure("homeDirectory", self.root_dir)
  68         instance.defer_create(2, "Node")
  69         instance.defer_create(3, "Node")
  70         instance.defer_create(4, "P2PNodeInterface")
  71         instance.defer_create_set(4, "up", True)
  72         instance.defer_connect(2, "devs", 4, "node")
  73         instance.defer_add_address(4, "10.0.0.1", 24, None)
  74         instance.defer_create(5, "P2PNodeInterface")
  75         instance.defer_create_set(5, "up", True)
  76         instance.defer_connect(3, "devs", 5, "node")
  77         instance.defer_add_address(5, "10.0.0.2", 24, None)
  78         instance.defer_connect(4, "p2p", 5, "p2p")
  79         instance.defer_create(6, "Application")
  80         instance.defer_create_set(6, "command", "ping -qc1 10.0.0.2")
  81         instance.defer_create_set(6, "user", user)
  82         instance.defer_add_trace(6, "stdout")
  83         instance.defer_connect(6, "node", 2, "apps")
  84
  85         instance.do_setup()
  86         instance.do_create()
  87         instance.do_connect_init()
  88         instance.do_connect_compl()
  89         instance.do_preconfigure()
  90         instance.do_configure()
  91         instance.do_prestart()
  92         instance.start()
  93         while instance.status(6) != AS.STATUS_FINISHED:
  94             time.sleep(0.5)
  95         ping_result = instance.trace(6, "stdout")
  96         comp_result = """PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.
  97
  98 --- 10.0.0.2 ping statistics ---
  99 1 packets transmitted, 1 received, 0% packet loss, time 0ms
 100 """
 101         self.assertTrue(ping_result.startswith(comp_result))
 102         instance.stop()
 103         instance.shutdown()
 104
 105     @test_util.skipUnless(os.getuid() == 0, "Test requires root privileges")
 106     def test_run_ping_routing(self):
 107         user = getpass.getuser()
 108         instance = netns.TestbedController()
 109         instance.defer_configure("homeDirectory", self.root_dir)
 110         instance.defer_create(2, "Node")
 111         instance.defer_create(3, "Node")
 112         instance.defer_create(4, "Node")
 113         instance.defer_create(5, "NodeInterface")
 114         instance.defer_create_set(5, "up", True)
 115         instance.defer_connect(2, "devs", 5, "node")
 116         instance.defer_add_address(5, "10.0.0.1", 24, None)
 117         instance.defer_create(6, "NodeInterface")
 118         instance.defer_create_set(6, "up", True)
 119         instance.defer_connect(3, "devs", 6, "node")
 120         instance.defer_add_address(6, "10.0.0.2", 24, None)
 121         instance.defer_create(7, "NodeInterface")
 122         instance.defer_create_set(7, "up", True)
 123         instance.defer_connect(3, "devs", 7, "node")
 124         instance.defer_add_address(7, "10.0.1.1", 24, None)
 125         instance.defer_create(8, "NodeInterface")
 126         instance.defer_create_set(8, "up", True)
 127         instance.defer_connect(4, "devs", 8, "node")
 128         instance.defer_add_address(8, "10.0.1.2", 24, None)
 129         instance.defer_create(9, "Switch")
 130         instance.defer_create_set(9, "up", True)
 131         instance.defer_connect(5, "switch", 9, "devs")
 132         instance.defer_connect(6, "switch", 9, "devs")
 133         instance.defer_create(10, "Switch")
 134         instance.defer_create_set(10, "up", True)
 135         instance.defer_connect(7, "switch", 10, "devs")
 136         instance.defer_connect(8, "switch", 10, "devs")
 137         instance.defer_create(11, "Application")
 138         instance.defer_create_set(11, "command", "ping -qc1 10.0.1.2")
 139         instance.defer_create_set(11, "user", user)
 140         instance.defer_add_trace(11, "stdout")
 141         instance.defer_connect(11, "node", 2, "apps")
 142
 143         instance.defer_add_route(2, "10.0.1.0", 24, "10.0.0.2")
 144         instance.defer_add_route(4, "10.0.0.0", 24, "10.0.1.1")
 145
 146         instance.do_setup()
 147         instance.do_create()
 148         instance.do_connect_init()
 149         instance.do_connect_compl()
 150         instance.do_preconfigure()
 151         instance.do_configure()
 152         instance.do_prestart()
 153         instance.start()
 154         while instance.status(11) != AS.STATUS_FINISHED:
 155             time.sleep(0.5)
 156         ping_result = instance.trace(11, "stdout")
 157         comp_result = """PING 10.0.1.2 (10.0.1.2) 56(84) bytes of data.
 158
 159 --- 10.0.1.2 ping statistics ---
 160 1 packets transmitted, 1 received, 0% packet loss, time 0ms
 161 """
 162         self.assertTrue(ping_result.startswith(comp_result))
 163         instance.stop()
 164         instance.shutdown()
 165
 166     @test_util.skipUnless(os.getuid() == 0, "Test requires root privileges")
 167     def test_node_pcap_trace(self):
 168         user = getpass.getuser()
 169         instance = netns.TestbedController()
 170         instance.defer_configure("homeDirectory", self.root_dir)
 171         instance.defer_create(2, "Node")
 172         instance.defer_add_trace(2, "pcap")
 173         instance.defer_create(3, "Node")
 174         instance.defer_create(4, "P2PNodeInterface")
 175         instance.defer_create_set(4, "up", True)
 176         instance.defer_connect(2, "devs", 4, "node")
 177         instance.defer_add_address(4, "10.0.0.1", 24, None)
 178         instance.defer_create(5, "P2PNodeInterface")
 179         instance.defer_create_set(5, "up", True)
 180         instance.defer_connect(3, "devs", 5, "node")
 181         instance.defer_add_address(5, "10.0.0.2", 24, None)
 182         instance.defer_connect(4, "p2p", 5, "p2p")
 183         instance.defer_create(6, "Application")
 184         instance.defer_add_trace(6, "stdout")
 185         instance.defer_create_set(6, "command", "ping -qc5 10.0.0.2")
 186         instance.defer_create_set(6, "user", user)
 187         instance.defer_connect(6, "node", 2, "apps")
 188
 189         instance.do_setup()
 190         instance.do_create()
 191         instance.do_connect_init()
 192         instance.do_connect_compl()
 193         instance.do_preconfigure()
 194         instance.do_configure()
 195         instance.do_prestart()
 196         instance.start()
 197         while instance.status(6) != AS.STATUS_FINISHED:
 198             time.sleep(0.5)
 199         pcap_result = instance.trace(2, "pcap")
 200         self.assertEquals(len(pcap_result), 1024)
 201         instance.stop()
 202         instance.shutdown()
 203
 204     def tearDown(self):
 205         try:
 206             shutil.rmtree(self.root_dir)
 207         except:
 208             # retry
 209             time.sleep(0.1)
 210             shutil.rmtree(self.root_dir)
 211
 212 if __name__ == '__main__':
 213     unittest.main()
 214