| 1 | ############# Topology-2 ###############################
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| 2 | # Author: Sachin Ganu
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| 3 | #
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| 4 | #
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| 5 | # This script defines a sample hotspot topology
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| 6 | # that has one AP and 10 clients such that the clients
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| 7 | # experience different link qualities (reflected by the PHY
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| 8 | # rates)
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| 9 | #
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| 10 | # All nodes- 802.11a channel 36
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| 11 | # CBR UDP flow at 4 Mbps (1024 byte packets) from each client to the AP
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| 12 | # AP reports system throughput
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| 13 | ############################################################
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| 14 |
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| 15 |
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| 16 | Experiment.name = "Hotspot-AP"
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| 17 | Experiment.project = "orbit:mapping"
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| 18 |
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| 19 | ######
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| 20 | #To define the experiment-parameters such as send rate and packet size
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| 21 | #These values are passed on to the traffic generator when defining the
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| 22 | #group properties
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| 23 | ######
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| 24 | Experiment.defProperty('rate', 10000, 'KBits per second sent from sender')
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| 25 | Experiment.defProperty('packetSize', 1024, 'Size of packets sent from sender')
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| 26 |
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| 27 | #####
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| 28 | # Define nodes used in experiment - A corner node is chosen as the AP
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| 29 | # and 10 other clients are chosen from nearby to faraway nodes so as to
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| 30 | # get a distribution of different PHY rates to the AP
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| 31 | #####
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| 32 | defNodes('AP1', [1,2]) {|node|
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| 33 | node.image = nil # assume the right image to be on disk
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| 34 | node.prototype("test:proto:receiver", {
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| 35 | 'protocol' => 'udp',
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| 36 | 'hostname' => '192.168.1.2'
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| 37 |
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| 38 | })
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| 39 | node.net.w0.type = 'a'
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| 40 | node.net.w0.ip = "%192.168.%x.%y"
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| 41 | node.net.w0.essid = "verizon"
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| 42 | node.net.w0.mode = "master"
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| 43 | }
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| 44 |
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| 45 | #####
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| 46 | # First group of nearby nodes (with 54 Mbps links to AP)
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| 47 | #####
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| 48 | defNodes('group1', [[3,2],[5,3],[1,3]]){|node|
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| 49 | node.image = nil # assume the right image to be on disk
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| 50 | node.prototype("test:proto:sender", {
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| 51 | 'destinationHost' => '192.168.1.2',
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| 52 | 'packetSize' => Experiment.property("packetSize"),
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| 53 | 'rate' => Experiment.property("rate")
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| 54 | })
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| 55 | node.net.w0.type = 'a'
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| 56 | node.net.w0.ip = "%192.168.%x.%y"
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| 57 | node.net.w0.essid = "verizon"
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| 58 | node.net.w0.mode = "Managed"
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| 59 | node.net.w0.rate = "54M"
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| 60 | }
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| 61 |
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| 62 | #####
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| 63 | # Second group of clients (with 24 Mbps links to AP)
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| 64 | #####
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| 65 | defNodes('group2', [[7,3],[1,7],[4,6]]){|node|
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| 66 | node.image = nil # assume the right image to be on disk
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| 67 | node.prototype("test:proto:sender", {
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| 68 | 'destinationHost' => '192.168.1.2',
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| 69 | 'packetSize' => Experiment.property("packetSize"),
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| 70 | 'rate' => Experiment.property("rate")
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| 71 | })
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| 72 |
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| 73 | node.net.w0.type = 'a'
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| 74 | node.net.w0.ip = "%192.168.%x.%y"
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| 75 | node.net.w0.essid = "verizon"
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| 76 | node.net.w0.mode = "Managed"
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| 77 | node.net.w0.rate = "24M"
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| 78 | }
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| 79 |
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| 80 | #####
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| 81 | # Third group of clients (with 12 Mbps links to AP)
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| 82 | #####
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| 83 | defNodes('group3', [[11,2],[13,5],[3,13]]){|node|
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| 84 | node.image = nil # assume the right image to be on disk
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| 85 | node.prototype("test:proto:sender", {
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| 86 | 'destinationHost' => '192.168.1.2',
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| 87 | 'packetSize' => Experiment.property("packetSize"),
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| 88 | 'rate' => Experiment.property("rate")
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| 89 | })
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| 90 |
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| 91 | node.net.w0.type = 'a'
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| 92 | node.net.w0.ip = "%192.168.%x.%y"
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| 93 | node.net.w0.essid = "verizon"
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| 94 | node.net.w0.mode = "Managed"
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| 95 | node.net.w0.rate = "12M"
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| 96 | }
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| 97 |
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| 98 | #####
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| 99 | # Fourth group of faraway clients (with 6 Mbps links to AP)
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| 100 | #####
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| 101 | defNodes('group4', [18,4]){|node|
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| 102 | node.image = nil # assume the right image to be on disk
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| 103 | node.prototype("test:proto:sender", {
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| 104 | 'destinationHost' => '192.168.1.2',
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| 105 | 'packetSize' => Experiment.property("packetSize"),
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| 106 | 'rate' => Experiment.property("rate")
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| 107 | })
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| 108 |
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| 109 | node.net.w0.type = 'a'
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| 110 | node.net.w0.ip = "%192.168.%x.%y"
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| 111 | node.net.w0.essid = "verizon"
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| 112 | node.net.w0.mode = "Managed"
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| 113 | node.net.w0.rate = "6M"
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| 114 | }
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| 115 |
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| 116 | defNodes('clients' , ['group1', 'group2', 'group3' , 'group4'])
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| 117 | #
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| 118 | # Now, start the experiment
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| 119 | #
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| 120 | whenAllInstalled() {
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| 121 | #Let all the client latch on to the AP cell
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| 122 | wait 10
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| 123 |
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| 124 | #Start AP (receiver app)
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| 125 | nodes('AP1').startApplications
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| 126 | wait 5
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| 127 |
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| 128 | #Start clients (sender app)
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| 129 | nodes('clients').startApplications
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| 130 |
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| 131 | #Wait for 2 minutes
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| 132 | wait 120
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| 133 |
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| 134 | Experiment.done
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| 135 | }
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