test-suite-aimd.tcl
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- # Copyright (c) 1995 The Regents of the University of California.
- # All rights reserved.
- #
- # Redistribution and use in source and binary forms, with or without
- # modification, are permitted provided that the following conditions
- # are met:
- # 1. Redistributions of source code must retain the above copyright
- # notice, this list of conditions and the following disclaimer.
- # 2. Redistributions in binary form must reproduce the above copyright
- # notice, this list of conditions and the following disclaimer in the
- # documentation and/or other materials provided with the distribution.
- # 3. All advertising materials mentioning features or use of this software
- # must display the following acknowledgement:
- # This product includes software developed by the Computer Systems
- # Engineering Group at Lawrence Berkeley Laboratory.
- # 4. Neither the name of the University nor of the Laboratory may be used
- # to endorse or promote products derived from this software without
- # specific prior written permission.
- #
- # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- # ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- # SUCH DAMAGE.
- #
- # @(#) $Header: /cvsroot/nsnam/ns-2/tcl/test/test-suite-aimd.tcl,v 1.23 2006/01/25 22:02:04 sallyfloyd Exp $
- #
- source misc_simple.tcl
- remove-all-packet-headers ; # removes all except common
- add-packet-header Flags IP TCP ; # hdrs reqd for TCP
- 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.
- # 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
- Queue/RED set bytes_ false
- # default changed on 10/11/2004.
- Queue/RED set queue_in_bytes_ false
- # default changed on 10/11/2004.
- Queue/RED set q_weight_ 0.002
- Queue/RED set thresh_ 5
- Queue/RED set maxthresh_ 15
- # The RED parameter defaults are being changed for automatic configuration.
- 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
- #Agent/TCP set oldCode_ true
- 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_.
- # Uncomment the line below to use a random seed for the
- # random number generator.
- # ns-random 0
- TestSuite instproc finish file {
- global quiet PERL
- $self instvar cwnd_chan_
- exec $PERL ../../bin/getrc -s 2 -d 3 all.tr |
- $PERL ../../bin/raw2xg -s 0.01 -m 90 -t $file > temp1.rands
- if {$quiet == "false"} {
- exec xgraph -bb -tk -nl -m -x time -y packets temp1.rands &
- }
- if { [info exists cwnd_chan_] } {
- $self plot_cwnd
- exec cp temp.cwnd temp.rands
- }
- ## now use default graphing tool to make a data file
- ## if so desired
- # exec csh figure2.com $file
- # exec csh gnuplotA.com temp.rands $file
- ### exit 0
- }
- Class Topology
- Topology instproc node? num {
- $self instvar node_
- return $node_($num)
- }
- Class Topology/net2 -superclass Topology
- Topology/net2 instproc init ns {
- $self instvar node_
- set node_(s1) [$ns node]
- set node_(s2) [$ns node]
- set node_(r1) [$ns node]
- set node_(r2) [$ns node]
- set node_(s3) [$ns node]
- set node_(s4) [$ns node]
- $self next
- Queue/RED set gentle_ true
- $ns duplex-link $node_(s1) $node_(r1) 10Mb 2ms DropTail
- $ns duplex-link $node_(s2) $node_(r1) 10Mb 3ms DropTail
- $ns duplex-link $node_(r1) $node_(r2) 1.5Mb 5ms RED
- $ns queue-limit $node_(r1) $node_(r2) 50
- $ns queue-limit $node_(r2) $node_(r1) 50
- $ns duplex-link $node_(s3) $node_(r2) 10Mb 4ms DropTail
- $ns duplex-link $node_(s4) $node_(r2) 10Mb 5ms DropTail
- }
- Class Test/tcp -superclass TestSuite
- Test/tcp instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcp
- set guide_ "Sack TCP."
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- $self next pktTraceFile
- }
- Test/tcp instproc run {} {
- global quiet
- $self instvar ns_ node_ testName_ dumpfile_ sender_ receiver_ guide_
- puts "Guide: $guide_"
- $self setTopo
- Agent/TCP set window_ 20
- set stopTime 20.0
- set stopTime0 [expr $stopTime - 0.001]
- set stopTime2 [expr $stopTime + 0.001]
- if {$quiet == "false"} {
- set tracefile [open all.tr w]
- $ns_ trace-all $tracefile
- }
- set tcp1 [$ns_ create-connection $sender_ $node_(s1) $receiver_ $node_(s3) 0]
- set ftp1 [$tcp1 attach-app FTP]
- $self enable_tracecwnd $ns_ $tcp1
- $ns_ at 0.0 "$ftp1 start"
- $ns_ at $stopTime0 "$ftp1 stop"
- set tcp2 [$ns_ create-connection $sender_ $node_(s2) $receiver_ $node_(s4) 1]
- set ftp2 [$tcp2 attach-app FTP]
- $ns_ at 10.0 "$ftp2 start"
- $ns_ at 15.0 "$ftp2 stop"
- ###$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
- $ns_ at $stopTime "$self cleanupAll $testName_"
- if {$quiet == "false"} {
- $ns_ at $stopTime2 "close $tracefile"
- }
- ## $ns_ at $stopTime3 "exec cp temp.cwnd temp.rands; exit 0"
- $ns_ at $stopTime2 "exit 0"
- # trace only the bottleneck link
- $ns_ run
- }
- Class Test/tcpA -superclass TestSuite
- Test/tcpA instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA{increase_0.41,decrease_0.75}
- set guide_ "Sack TCP, increase_num_ 0.41, decrease_num_ 0.75"
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Test/tcpA instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_precise -superclass TestSuite
- Test/tcpA_precise instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_precise{increase_0.41,decrease_0.75}
- set guide_
- "Sack TCP, increase_num_ 0.41, decrease_num_ 0.75, precisionReduce_ true"
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Agent/TCP set precisionReduce_ true
- Test/tcpA_precise instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpB -superclass TestSuite
- Test/tcpB instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpB{increase_1.00,decrease_0.875}
- set guide_
- "Sack TCP, increase_num_ 1.0, decrease_num_ 0.875"
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set increase_num_ 1.0
- Agent/TCP set decrease_num_ 0.875
- Test/tcpB instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- TestSuite instproc emod {} {
- $self instvar lossylink_
- set errmodule [$lossylink_ errormodule]
- return $errmodule
- }
- TestSuite instproc set_lossylink {} {
- $self instvar lossylink_ ns_ node_
- set lossylink_ [$ns_ link $node_(r1) $node_(r2)]
- set em [new ErrorModule Fid]
- set errmodel [new ErrorModel/Periodic]
- $errmodel unit pkt
- $lossylink_ errormodule $em
- }
- # Drop the specified packet.
- TestSuite instproc drop_pkt { number } {
- $self instvar ns_ lossmodel
- set lossmodel [$self setloss]
- $lossmodel set offset_ $number
- $lossmodel set period_ 10000
- }
- TestSuite instproc drop_pkts pkts {
- $self instvar ns_
- set emod [$self emod]
- set errmodel1 [new ErrorModel/List]
- $errmodel1 droplist $pkts
- $emod insert $errmodel1
- $emod bind $errmodel1 0
- }
- # First retransmit timeout, ssthresh decreased by half.
- Class Test/ssthresh -superclass TestSuite
- Test/ssthresh instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ ssthresh
- set guide_ "Retransmit Timeout with Sack TCP."
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- $self next pktTraceFile
- }
- Test/ssthresh instproc run {} {
- global quiet
- $self instvar ns_ node_ testName_ dumpfile_ sender_ receiver_ guide_
- puts "Guide: $guide_"
- $self setTopo
- $self set_lossylink
- Agent/TCP set window_ 8
- set stopTime 2.0
- set stopTime0 [expr $stopTime - 0.001]
- set stopTime2 [expr $stopTime + 0.001]
- if {$quiet == "false"} {
- set tracefile [open all.tr w]
- $ns_ trace-all $tracefile
- }
- set tcp1 [$ns_ create-connection $sender_ $node_(s1) $receiver_ $node_(s3) 0]
- set ftp1 [$tcp1 attach-app FTP]
- $self enable_tracecwnd $ns_ $tcp1
- $self drop_pkts {30 31 32 33 34 35 36}
- $ns_ at 0.0 "$ftp1 start"
- $ns_ at $stopTime0 "$ftp1 stop"
-
- ###$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
- $ns_ at $stopTime "$self cleanupAll $testName_"
- if {$quiet == "false"} {
- $ns_ at $stopTime2 "close $tracefile"
- }
- ## $ns_ at $stopTime3 "exec cp temp.cwnd temp.rands; exit 0"
- $ns_ at $stopTime2 "exit 0"
- # trace only the bottleneck link
- $ns_ run
- }
- Class Test/ssthreshA -superclass TestSuite
- Test/ssthreshA instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ ssthreshA
- set guide_
- "Retransmit Timeout with Sack TCP, increase_num_ 0.41, decrease_num_ 0.75."
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Test/ssthreshA instproc run {} [Test/ssthresh info instbody run ]
- $self next pktTraceFile
- }
- # Second retransmit timeout, ssthresh_second decrease depends on decrease_num_.
- Class Test/ssthresh_second -superclass TestSuite
- Test/ssthresh_second instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ ssthresh_second
- set guide_ "Two Retransmit Timeouts with Sack TCP."
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- $self next pktTraceFile
- }
- Test/ssthresh_second instproc run {} {
- global quiet
- $self instvar ns_ node_ testName_ dumpfile_ sender_ receiver_ guide_
- puts "Guide: $guide_"
- $self setTopo
- $self set_lossylink
- Agent/TCP set window_ 8
- set stopTime 2.0
- set stopTime0 [expr $stopTime - 0.001]
- set stopTime2 [expr $stopTime + 0.001]
- if {$quiet == "false"} {
- set tracefile [open all.tr w]
- $ns_ trace-all $tracefile
- }
- set tcp1 [$ns_ create-connection $sender_ $node_(s1) $receiver_ $node_(s3) 0]
- set ftp1 [$tcp1 attach-app FTP]
- $self enable_tracecwnd $ns_ $tcp1
- $self drop_pkts {30 31 32 33 34 35 36 120 121 122 123 124 125 126}
- $ns_ at 0.0 "$ftp1 start"
- $ns_ at $stopTime0 "$ftp1 stop"
-
- ###$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
- $ns_ at $stopTime "$self cleanupAll $testName_"
- if {$quiet == "false"} {
- $ns_ at $stopTime2 "close $tracefile"
- }
- ## $ns_ at $stopTime3 "exec cp temp.cwnd temp.rands; exit 0"
- $ns_ at $stopTime2 "exit 0"
- # trace only the bottleneck link
- $ns_ run
- }
- Class Test/ssthresh_secondA -superclass TestSuite
- Test/ssthresh_secondA instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ ssthresh_secondA
- set guide_ "Two Retransmit Timeouts with Sack TCP,
- increase_num_ 0.41, decrease_num_ 0.75."
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Test/ssthresh_secondA instproc run {} [Test/ssthresh_second info instbody run ]
- $self next pktTraceFile
- }
- ###################################################3
- Class Test/tcp_tahoe -superclass TestSuite
- Test/tcp_tahoe instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcp_tahoe
- set guide_ "Tahoe TCP"
- set sender_ TCP
- set receiver_ TCPSink
- Test/tcp_tahoe instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_tahoe -superclass TestSuite
- Test/tcpA_tahoe instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_tahoe{increase_0.41,decrease_0.75}
- set guide_ "Tahoe TCP, increase_num_ 0.41, decrease_num_ 0.75"
- set sender_ TCP
- set receiver_ TCPSink
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Test/tcpA_tahoe instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_precise_tahoe -superclass TestSuite
- Test/tcpA_precise_tahoe instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_precise_tahoe{increase_0.41,decrease_0.75}
- set guide_
- "Tahoe TCP, increase_num_ 0.41, decrease_num_ 0.75, precisionReduce_ true"
- set sender_ TCP
- set receiver_ TCPSink
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Agent/TCP set precisionReduce_ true
- Test/tcpA_precise_tahoe instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcp_reno -superclass TestSuite
- Test/tcp_reno instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcp_reno
- set guide_ "Reno TCP"
- set sender_ TCP/Reno
- set receiver_ TCPSink
- Test/tcp_reno instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_reno -superclass TestSuite
- Test/tcpA_reno instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_reno{increase_0.41,decrease_0.75}
- set guide_ "Reno TCP, increase_num_ 0.41, decrease_num_ 0.75"
- set sender_ TCP/Reno
- set receiver_ TCPSink
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Test/tcpA_reno instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_precise_reno -superclass TestSuite
- Test/tcpA_precise_reno instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_precise_reno{increase_0.41,decrease_0.75}
- set guide_
- "Reno TCP, increase_num_ 0.41, decrease_num_ 0.75, precisionReduce_ true"
- set sender_ TCP/Reno
- set receiver_ TCPSink
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Agent/TCP set precisionReduce_ true
- Test/tcpA_precise_reno instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcp_newreno -superclass TestSuite
- Test/tcp_newreno instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcp_newreno
- set guide_ "NewReno TCP"
- set sender_ TCP/Newreno
- set receiver_ TCPSink
- Test/tcp_newreno instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_newreno -superclass TestSuite
- Test/tcpA_newreno instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_newreno{increase_0.41,decrease_0.75}
- set guide_ "NewReno TCP, increase_num_ 0.41, decrease_num_ 0.75"
- set sender_ TCP/Newreno
- set receiver_ TCPSink
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Test/tcpA_newreno instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- Class Test/tcpA_precise_newreno -superclass TestSuite
- Test/tcpA_precise_newreno instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ tcpA_precise_newreno{increase_0.41,decrease_0.75}
- set guide_
- "NewReno TCP, increase_num_ 0.41, decrease_num_ 0.75, precisionReduce_ true"
- set sender_ TCP/Newreno
- set receiver_ TCPSink
- Agent/TCP set increase_num_ 0.41
- Agent/TCP set decrease_num_ 0.75
- Agent/TCP set precisionReduce_ true
- Test/tcpA_precise_newreno instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- ############################################################
- # IIAD, Inverse Increase Additive Decrease
- Class Test/binomial1 -superclass TestSuite
- Test/binomial1 instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ binomial1{IIAD}
- set guide_ "TCP with IIAD"
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set decrease_num_ 0.33
- Agent/TCP set precisionReduce_ true
- Agent/TCP set k_parameter_ 1.0
- Agent/TCP set l_parameter_ 0.0
- Agent/TCP set windowOption_ 6
- Test/binomial1 instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- # SQRT, Square Root
- Class Test/binomial2 -superclass TestSuite
- Test/binomial2 instproc init {} {
- $self instvar net_ test_ sender_ receiver_ guide_
- set net_ net2
- set test_ binomial2{SQRT}
- set guide_ "TCP with SQRT"
- set sender_ TCP/Sack1
- set receiver_ TCPSink/Sack1
- Agent/TCP set decrease_num_ 0.33
- Agent/TCP set precisionReduce_ true
- Agent/TCP set k_parameter_ 0.5
- Agent/TCP set l_parameter_ 0.5
- Agent/TCP set windowOption_ 6
- Test/binomial2 instproc run {} [Test/tcp info instbody run ]
- $self next pktTraceFile
- }
- TestSuite runTest