examples/omf/iminds_omf6_vlc.py

   1 #!/usr/bin/env python
   2
   3 ###############################################################################
   4 #
   5 #    NEPI, a framework to manage network experiments
   6 #    Copyright (C) 2013 INRIA
   7 #
   8 #    This program is free software: you can redistribute it and/or modify
   9 #    it under the terms of the GNU General Public License version 2 as
  10 #    published by the Free Software Foundation;
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 # Authors: Alina Quereilhac <alina.quereilhac@inria.fr>
  21 #         Julien Tribino <julien.tribino@inria.fr>
  22 #
  23 ###############################################################################
  24
  25 # Topology
  26 #
  27 #
  28 #  Testbed : iMinds
  29 #
  30 #     Node
  31 #     node0ZZ
  32 #     0
  33 #     |
  34 #     |
  35 #     0
  36 #     Node
  37 #     node0ZZ
  38 #     PING
  39 #
  40 #
  41 #      - Experiment:
  42 #        - t0 : Deployment
  43 #        - t1 : Ping Start
  44 #        - t2 (t1 + 10s) : Ping stop
  45 #        - t3 (t2 + 2s) : Kill the application
  46 #
  47
  48 from nepi.execution.resource import ResourceAction, ResourceState
  49 from nepi.execution.ec import ExperimentController
  50
  51 from optparse import OptionParser
  52 import os
  53
  54 usage = ("usage: %prog -x <nodex> -z <nodez> -s <slice-name> -c <channel>")
  55
  56 parser = OptionParser(usage = usage)
  57 parser.add_option("-x", "--nodex", dest="nodex",
  58         help="w-iLab.t first reserved node "
  59             "(must be of form:  "
  60             " nodex.<experiment_id>.<project_id>.wilab2.ilabt.iminds.be"
  61             " all letters in lowercase )",
  62         type="str")
  63 parser.add_option("-z", "--nodez", dest="nodez",
  64         help="w-iLab.t first reserved node "
  65              "(must be of form:  "
  66             " nodex.<experiment_id>.<project_id>.wilab2.ilabt.iminds.be"
  67             " all letters in lowercase )",
  68         type="str")
  69 parser.add_option("-c", "--channel", dest="channel",
  70         help="Nitos reserved channel",
  71         type="str")
  72 parser.add_option("-s", "--slice-name", dest="slicename",
  73         help="Nitos slice name", type="str")
  74 (options, args) = parser.parse_args()
  75
  76 nodex = options.nodex
  77 nodez = options.nodez
  78 slicename = options.slicename
  79 chan = options.channel
  80
  81 # Create the EC
  82 ec = ExperimentController(exp_id="iminds_omf6_ping")
  83
  84 # Create and Configure the Nodes
  85
  86 node1 = ec.register_resource("omf::Node")
  87 ec.set(node1, "hostname", nodex)
  88 ec.set(node1, "xmppUser", slicename)
  89 ec.set(node1, "xmppServer", "xmpp.ilabt.iminds.be")
  90 ec.set(node1, "xmppPort", "5222")
  91 ec.set(node1, "xmppPassword", "1234")
  92
  93 iface1 = ec.register_resource("omf::WifiInterface")
  94 ec.set(iface1, "name", "wlan0")
  95 ec.set(iface1, "mode", "adhoc")
  96 ec.set(iface1, "hw_mode", "g")
  97 ec.set(iface1, "essid", "vlc")
  98 ec.set(iface1, "ip", "192.168.0.1/24")
  99 ec.register_connection(iface1, node1)
 100
 101 node2 = ec.register_resource("omf::Node")
 102 ec.set(node2, "hostname", nodez)
 103 ec.set(node2, "xmppUser", slicename)
 104 ec.set(node2, "xmppServer", "xmpp.ilabt.iminds.be")
 105 ec.set(node2, "xmppPort", "5222")
 106 ec.set(node2, "xmppPassword", "1234")
 107
 108 iface2 = ec.register_resource("omf::WifiInterface")
 109 ec.set(iface2, "name", "wlan0")
 110 ec.set(iface2, "mode", "adhoc")
 111 ec.set(iface2, "hw_mode", "g")
 112 ec.set(iface2, "essid", "vlc")
 113 ec.set(iface2, "ip", "192.168.0.2/24")
 114 ec.register_connection(iface2, node2)
 115
 116 channel = ec.register_resource("omf::Channel")
 117 ec.set(channel, "channel", "6")
 118 ec.register_connection(iface1, channel)
 119 ec.register_connection(iface2, channel)
 120
 121 client_ip = "192.168.0.2"
 122
 123 # Create and Configure the Application
 124 app1 = ec.register_resource("omf::Application")
 125 ec.set(app1, "command",
 126     "/root/vlc/vlc-1.1.13/cvlc /root/10-by-p0d.avi --sout '#rtp{dst=%s,port=5004,mux=ts}'" % client_ip)
 127 ec.register_connection(app1, node1)
 128
 129 ## Add a OMFApplication to run the client VLC
 130 app2 = ec.register_resource("omf::Application")
 131 ## Send the transmitted video to a file.
 132 ec.set(app2, "command", "/root/vlc/vlc-1.1.13/cvlc rtp://%s:5004 --sout '#standard{access=file,mux=ts,dst=/root/video.ts}'" % client_ip)
 133 ec.register_connection(app2, node2)
 134
 135 ## Add a OMFApplication to count the number of bytes in the transmitted video
 136 app3 = ec.register_resource("omf::Application")
 137 ## Send the transmitted video to a file.
 138 ec.set(app3, "command", "ls -lah /root/video.ts")
 139 ec.register_connection(app3, node2)
 140
 141 app4 = ec.register_resource("omf::Application")
 142 ec.set(app4, "command", "/usr/bin/killall vlc_app")
 143 ec.register_connection(app4, node1)
 144
 145 app5 = ec.register_resource("omf::Application")
 146 ec.set(app5, "command", "/usr/bin/killall vlc_app")
 147 ec.register_connection(app5, node2)
 148
 149 ## start app2 5s after app1
 150 ec.register_condition(app2, ResourceAction.START, app1, ResourceState.STARTED , "5s")
 151 # start app3 after app2 stopped
 152 ec.register_condition(app3, ResourceAction.START, app2, ResourceState.STOPPED , "5s")
 153 # start the kill of vlc processes after they stopped
 154 ec.register_condition(app4, ResourceAction.START, app1, ResourceState.STOPPED , "5s")
 155 ec.register_condition(app5, ResourceAction.START, app2, ResourceState.STOPPED , "5s")
 156
 157 ## We need to explicitly STOP all applications
 158 ## stop app1 65s after it started
 159 ec.register_condition(app1, ResourceAction.STOP, app1, ResourceState.STARTED , "65s")
 160 ## stop app2 5 seconds after app2
 161 ec.register_condition(app2, ResourceAction.STOP, app1, ResourceState.STOPPED , "5s")
 162 # stop app3 after 5s
 163 ec.register_condition(app3, ResourceAction.STOP, app3, ResourceState.STOPPED , "5s")
 164 # stop app4
 165 ec.register_condition(app4, ResourceAction.STOP, app4, ResourceState.STARTED , "5s")
 166 # stop app5
 167 ec.register_condition(app5, ResourceAction.STOP, app5, ResourceState.STARTED , "5s")
 168
 169 # Deploy
 170 ec.deploy()
 171
 172 # DO NOT WAIT FOR THE VLC applications or it will never stop
 173 ec.wait_finished([app4, app5])
 174
 175 # Retrieve the bytes transmitted output and print it
 176 byte_count = ec.trace(app3, "stdout")
 177 print "BYTES transmitted", byte_count
 178
 179 # Stop Experiment
 180 ec.shutdown()
 181