test-suite-wireless-lan-ap.tcl
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上传日期:2015-12-11
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通讯编程
开发平台:
Visual C++
- # -*- Mode:tcl; tcl-indent-level:8; tab-width:8; indent-tabs-mode:t -*-
- Agent/TCP set tcpTick_ 0.1
- # The default for tcpTick_ is being changed to reflect a changing reality.
- Agent/TCP set rfc2988_ false
- # The default for rfc2988_ is being changed to true.
- #
- # Copyright (c) 1998,2000 University of Southern California.
- # All rights reserved.
- #
- # Redistribution and use in source and binary forms are permitted
- # provided that the above copyright notice and this paragraph are
- # duplicated in all such forms and that any documentation, advertising
- # materials, and other materials related to such distribution and use
- # acknowledge that the software was developed by the University of
- # Southern California, Information Sciences Institute. The name of the
- # University may not be used to endorse or promote products derived from
- # this software without specific prior written permission.
- #
- # THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
- # WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- #
- # $Header: /cvsroot/nsnam/ns-2/tcl/test/test-suite-wireless-lan-ap.tcl,v 1.3 2006/01/24 23:00:08 sallyfloyd Exp $
- # FOR UPDATING GLOBAL DEFAULTS:
- Agent/TCP set precisionReduce_ false ; # default changed on 2006/1/24.
- Agent/TCP set rtxcur_init_ 6.0 ; # Default changed on 2006/01/21
- Agent/TCP set updated_rttvar_ false ; # Variable added on 2006/1/21
- Agent/TCP set useHeaders_ false
- # The default is being changed to useHeaders_ true.
- Agent/TCP set windowInit_ 1
- # The default is being changed to 2.
- Agent/TCP set singledup_ 0
- # The default is being changed to 1
- # This test suite is for validating wireless lans with an AP
- # To run all tests: test-all-wireless-lan-ap
- # to run individual test:
- # ns test-suite-wireless-lan-newnode.tcl basic
- # ....
- #
- # To view a list of available test to run with this script:
- # ns test-suite-wireless-lan.tcl
- Agent/TCP set minrto_ 0
- # The default is being changed to minrto_ 1
- Agent/TCP set syn_ false
- Agent/TCP set delay_growth_ false
- # In preparation for changing the default values for syn_ and delay_growth_.
- Class TestSuite
- # Basic test.
- Class Test/basic -superclass TestSuite
- proc usage {} {
- global argv0
- puts stderr "usage: ns $argv0 <tests> "
- puts "Valid Tests: basic"
- exit 1
- }
- proc default_options {} {
- global opt
- set opt(chan) Channel/WirelessChannel
- set opt(prop) Propagation/TwoRayGround
- set opt(netif) Phy/WirelessPhy
- set opt(mac) Mac/802_11
- set opt(ifq) Queue/DropTail/PriQueue
- set opt(ll) LL
- set opt(ant) Antenna/OmniAntenna
- set opt(x) 670 ;# X dimension of the topography
- set opt(y) 670;# Y dimension of the topography
- set opt(ifqlen) 50 ;# max packet in ifq
- set opt(seed) 0.0
- set opt(tr) temp.rands ;# trace file
- set opt(lm) "OFF" ;# log movement
- set opt(eott) "ON" ;# eot trace
- }
- # =====================================================================
- # Other default settings
- LL set mindelay_ 50us
- LL set delay_ 25us
- LL set bandwidth_ 0 ;# not used
- Agent/Null set sport_ 0
- Agent/Null set dport_ 0
- Agent/CBR set sport_ 0
- Agent/CBR set dport_ 0
- Agent/TCPSink set sport_ 0
- Agent/TCPSink set dport_ 0
- Agent/TCP set sport_ 0
- Agent/TCP set dport_ 0
- Agent/TCP set packetSize_ 1460
- Queue/DropTail/PriQueue set Prefer_Routing_Protocols 1
- # unity gain, omni-directional antennas
- # set up the antennas to be centered in the node and 1.5 meters above it
- Antenna/OmniAntenna set X_ 0
- Antenna/OmniAntenna set Y_ 0
- Antenna/OmniAntenna set Z_ 1.5
- Antenna/OmniAntenna set Gt_ 1.0
- Antenna/OmniAntenna set Gr_ 1.0
- # Initialize the SharedMedia interface with parameters to make
- # it work like the 914MHz Lucent WaveLAN DSSS radio interface
- Phy/WirelessPhy set CPThresh_ 10.0
- Phy/WirelessPhy set CSThresh_ 1.559e-11
- Phy/WirelessPhy set RXThresh_ 3.652e-10
- Phy/WirelessPhy set Rb_ 2*1e6
- Phy/WirelessPhy set Pt_ 0.28183815
- Phy/WirelessPhy set freq_ 914e6
- Phy/WirelessPhy set L_ 1.0
- # =====================================================================
- TestSuite instproc init {} {
- global opt tracefd topo chan prop
- global node_ god_
- $self instvar ns_ testName_
- set ns_ [new Simulator]
- set topo [new Topography]
- set tracefd [open $opt(tr) w]
- $ns_ trace-all $tracefd
- $topo load_flatgrid $opt(x) $opt(y)
- puts $tracefd "M 0.0 nn:$opt(nn) x:$opt(x) y:$opt(y)"
- puts $tracefd "M 0.0 seed:$opt(seed)"
- puts $tracefd "M 0.0 prop:$opt(prop) ant:$opt(ant)"
- puts $tracefd "M 0.0 eott:$opt(eott)"
- set god_ [create-god $opt(nn)]
- }
- Test/basic instproc init {} {
- global opt node_ mac_ god_ chan topo
- $self instvar ns_ testName_
- set testName_ basic
- set opt(nn) 3
- set opt(stop) 1.0
- $self next
- $ns_ node-config -adhocRouting DSDV
- -llType $opt(ll)
- -macType $opt(mac)
- -ifqType $opt(ifq)
- -ifqLen $opt(ifqlen)
- -antType $opt(ant)
- -propType $opt(prop)
- -phyType $opt(netif)
- -channel [new $opt(chan)]
- -topoInstance $topo
- -agentTrace ON
- -routerTrace OFF
- -macTrace ON
- -movementTrace OFF
- -eotTrace $opt(eott)
- #
- # We set some parameters as default values, and some
- # we wait until after creating the node. No great reason
- # for the distinction - just want to test both options.
- # The values are based (roughly) on 11a
- #
- Mac/802_11 set CWMin_ 15
- Mac/802_11 set CWMax_ 1023
- Mac/802_11 set SlotTime_ 0.000009 ;# 9us
- Mac/802_11 set SIFS_ 0.000016 ;# 16us
- Mac/802_11 set PreambleLength_ 40 ;# wrong
- Mac/802_11 set PLCPHeaderLength_ 40 ;# wrong
- Mac/802_11 set PLCPDataRate_ 1.0e6 ;# 1Mbps
- Mac/802_11 set ShortRetryLimit_ 7 ;# retransmittions
- Mac/802_11 set LongRetryLimit_ 4 ;# retransmissions
- for {set i 0} {$i < $opt(nn) } {incr i} {
- set node_($i) [$ns_ node]
- $node_($i) random-motion 0 ;# disable random motion
- set mac_($i) [$node_($i) getMac 0]
- $mac_($i) set dataRate_ 54Mb
- $mac_($i) set basicRate_ 24Mb
- $mac_($i) set RTSThreshold_ 3000
- $node_($i) set X_ 0.0
- $node_($i) set Y_ 0.0
- $node_($i) set Z_ 0.0
- }
- # Tell everyone who the AP is
- set AP_ADDR [$mac_(0) id]
- for {set i 0} {$i < $opt(nn) } {incr i} {
- $mac_($i) bss_id $AP_ADDR
- }
- puts "Load complete..."
- $self create-tcp-traffic 0 $node_(1) $node_(2) 0.0001
- #
- # Tell all the nodes when the simulation ends
- #
- for {set i 0} {$i < $opt(nn) } {incr i} {
- $ns_ at $opt(stop).000000001 "$node_($i) reset";
- }
- $ns_ at $opt(stop).000000001 "puts "NS EXITING..." ;"
- $ns_ at $opt(stop).1 "$self finish"
- }
- Test/basic instproc run {} {
- $self instvar ns_
- puts "Starting Simulation..."
- $ns_ run
- }
- TestSuite instproc finish-basenode {} {
- $self instvar ns_
- global quiet opt tracefd
- flush $tracefd
- close $tracefd
- set tracefd [open $opt(tr) r]
- set tracefd2 [open $opt(tr).w w]
- while { [eof $tracefd] == 0 } {
- set line [gets $tracefd]
- set items [split $line " "]
- if { [lindex $items 0] == "M" } {
- puts $tracefd2 $line
- } else {
- if { [llength $items] > 15} {
- puts $tracefd2 $line
- }
- }
- }
- close $tracefd
- close $tracefd2
- exec mv $opt(tr).w $opt(tr)
- puts "finishing.."
- exit 0
- }
- TestSuite instproc finish {} {
- $self instvar ns_
- global quiet
- $ns_ flush-trace
- #if { !$quiet } {
- # puts "running nam..."
- # exec nam temp.rands.nam &
- #}
- puts "finishing.."
- exit 0
- }
- #TestSuite instproc log-movement {} {
- # global ns
- # $self instvar logtimer_ ns_
- #
- # set ns $ns_
- # source ../mobility/timer.tcl
- # Class LogTimer -superclass Timer
- # LogTimer instproc timeout {} {
- # global opt node_;
- # for {set i 0} {$i < $opt(nn)} {incr i} {
- # $node_($i) log-movement
- # }
- # $self sched 0.1
- # }
- #
- # set logtimer_ [new LogTimer]
- # $logtimer_ sched 0.1
- #}
- TestSuite instproc create-tcp-traffic {id src dst start} {
- $self instvar ns_
- set tcp_($id) [new Agent/TCP]
- $tcp_($id) set class_ 2
- set sink_($id) [new Agent/TCPSink]
- $ns_ attach-agent $src $tcp_($id)
- $ns_ attach-agent $dst $sink_($id)
- $ns_ connect $tcp_($id) $sink_($id)
- set ftp_($id) [new Application/FTP]
- $ftp_($id) attach-agent $tcp_($id)
- $ns_ at $start "$ftp_($id) start"
- }
- TestSuite instproc create-udp-traffic {id src dst start} {
- $self instvar ns_
- set udp_($id) [new Agent/UDP]
- $ns_ attach-agent $src $udp_($id)
- set null_($id) [new Agent/Null]
- $ns_ attach-agent $dst $null_($id)
- set cbr_($id) [new Application/Traffic/CBR]
- $cbr_($id) set packetSize_ 512
- $cbr_($id) set interval_ 4.0
- $cbr_($id) set random_ 1
- $cbr_($id) set maxpkts_ 10000
- $cbr_($id) attach-agent $udp_($id)
- $ns_ connect $udp_($id) $null_($id)
- $ns_ at $start "$cbr_($id) start"
- }
- proc runtest {arg} {
- global quiet
- set quiet 0
- set b [llength $arg]
- if {$b == 1} {
- set test $arg
- } elseif {$b == 2} {
- set test [lindex $arg 0]
- if {[lindex $arg 1] == "QUIET"} {
- set quiet 1
- }
- } else {
- usage
- }
- set t [new Test/$test]
- $t run
- }
- global argv arg0
- default_options
- runtest $argv