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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-tcpOptions.tcl,v 1.22 2006/01/25 22:02:05 sallyfloyd Exp $
#
# To view a list of available tests to run with this script:
# ns test-suite-tcpVariants.tcl
#
source misc_simple.tcl
remove-all-packet-headers ; # removes all except common
add-packet-header Flags IP TCP ; # hdrs reqd for TCP
# 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 minrto_ 1
# default changed on 10/14/2004.
source support.tcl
Agent/TCP set singledup_ 0
# The default is being changed to 1
Trace set show_tcphdr_ 1
set wrap 90
set wrap1 [expr $wrap * 512 + 40]
Class Topology
Topology instproc node? num {
$self instvar node_
return $node_($num)
}
#
# Links1 uses 8Mb, 5ms feeders, and a 800Kb 10ms bottleneck.
# Queue-limit on bottleneck is 2 packets.
#
Class Topology/net4 -superclass Topology
Topology/net4 instproc init ns {
$self instvar node_
set node_(s1) [$ns node]
set node_(s2) [$ns node]
set node_(r1) [$ns node]
set node_(k1) [$ns node]
$self next
$ns duplex-link $node_(s1) $node_(r1) 8Mb 0ms DropTail
$ns duplex-link $node_(s2) $node_(r1) 8Mb 0ms DropTail
$ns duplex-link $node_(r1) $node_(k1) 800Kb 100ms DropTail
$ns queue-limit $node_(r1) $node_(k1) 8
$ns queue-limit $node_(k1) $node_(r1) 8
$self instvar lossylink_
set lossylink_ [$ns link $node_(r1) $node_(k1)]
set em [new ErrorModule Fid]
set errmodel [new ErrorModel/Periodic]
$errmodel unit pkt
$lossylink_ errormodule $em
}
Class Topology/net4a -superclass Topology
Topology/net4a instproc init ns {
$self instvar node_
set node_(s1) [$ns node]
set node_(s2) [$ns node]
set node_(r1) [$ns node]
set node_(k1) [$ns node]
$self next
$ns duplex-link $node_(s1) $node_(r1) 8Mb 0ms DropTail
$ns duplex-link $node_(s2) $node_(r1) 8Mb 0ms DropTail
$ns duplex-link $node_(r1) $node_(k1) 800Kb 100ms DropTail
$ns queue-limit $node_(r1) $node_(k1) 8
$ns queue-limit $node_(k1) $node_(r1) 8
}
TestSuite instproc finish file {
global quiet wrap wrap1 PERL
set space 512
#exec $PERL ../../bin/set_flow_id -s all.tr | \
# $PERL ../../bin/getrc -s 2 -d 3 | \
# $PERL ../../bin/raw2xg -s 0.01 -m $wrap -t $file > temp.rands
if [string match {*full*} $file] {
exec $PERL ../../bin/getrc -s 2 -d 3 all.tr | \
$PERL ../../bin/raw2xg -c -n $space -s 0.01 -m $wrap1 -t $file > temp.rands
exec $PERL ../../bin/getrc -s 3 -d 2 all.tr | \
$PERL ../../bin/raw2xg -a -c -f -p -y -n $space -s 0.01 -m $wrap1 -t $file >> temp.rands
} else {
exec $PERL ../../bin/getrc -s 2 -d 3 all.tr | \
$PERL ../../bin/raw2xg -s 0.01 -m $wrap -t $file > temp.rands
exec $PERL ../../bin/getrc -s 3 -d 2 all.tr | \
$PERL ../../bin/raw2xg -a -c -p -y -s 0.01 -m $wrap -t $file \
>> temp.rands
}
if {$quiet == "false"} {
exec xgraph -bb -tk -nl -m -x time -y packets temp.rands &
}
## now use default graphing tool to make a data file
## if so desired
exit 0
}
TestSuite instproc printtimers { tcp time} {
global quiet
if {$quiet == "false"} {
puts "time: $time sRTT(in ticks): [$tcp set srtt_]/8 RTTvar(in ticks): [$tcp set rttvar_]/4 backoff: [$tcp set backoff_]"
}
}
TestSuite instproc printtimersAll { tcp time interval } {
$self instvar dump_inst_ ns_
if ![info exists dump_inst_($tcp)] {
set dump_inst_($tcp) 1
$ns_ at $time "$self printtimersAll $tcp $time $interval"
return
}
set newTime [expr [$ns_ now] + $interval]
$ns_ at $time "$self printtimers $tcp $time"
$ns_ at $newTime "$self printtimersAll $tcp $newTime $interval"
}
TestSuite instproc emod {} {
$self instvar topo_
$topo_ instvar lossylink_
set errmodule [$lossylink_ errormodule]
return $errmodule
}
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 1
}
TestSuite instproc setup {tcptype list} {
global wrap wrap1 quiet
$self instvar ns_ node_ testName_ guide_
$self setTopo
puts "Guide: $guide_"
Agent/TCP set bugFix_ false
set fid 1
# Set up TCP connection
if {$tcptype == "Tahoe"} {
set tcp1 [$ns_ create-connection TCP $node_(s1) \
TCPSink $node_(k1) $fid]
} elseif {$tcptype == "Sack1"} {
set tcp1 [$ns_ create-connection TCP/Sack1 $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "Fack"} {
set tcp1 [$ns_ create-connection TCP/Fack $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "SackRH"} {
set tcp1 [$ns_ create-connection TCP/SackRH $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "FullTcp"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp]
set sink [new Agent/TCP/FullTcp]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpTahoe"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Tahoe]
set sink [new Agent/TCP/FullTcp/Tahoe]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpNewreno"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Newreno]
set sink [new Agent/TCP/FullTcp/Newreno]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpSack1"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Sack]
set sink [new Agent/TCP/FullTcp/Sack]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} else {
set tcp1 [$ns_ create-connection TCP/$tcptype $node_(s1) \
TCPSink $node_(k1) $fid]
}
$tcp1 set window_ 50
set ftp1 [$tcp1 attach-app FTP]
$ns_ at 0.0 "$ftp1 start"
$self tcpDump $tcp1 2.0
$self drop_pkts $list
#$self traceQueues $node_(r1) [$self openTrace 2.0 $testName_]
$ns_ at 2.0 "$self cleanupAll $testName_"
$ns_ run
}
TestSuite instproc setup1 {tcptype list delay list1 delay1} {
global wrap wrap1 quiet
$self instvar ns_ node_ testName_ guide_
$self setTopo
puts "Guide: $guide_"
Agent/TCP set bugFix_ false
set fid 1
# Set up TCP connection
if {$tcptype == "Tahoe"} {
set tcp1 [$ns_ create-connection TCP $node_(s1) \
TCPSink $node_(k1) $fid]
} elseif {$tcptype == "Sack1"} {
set tcp1 [$ns_ create-connection TCP/Sack1 $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "Fack"} {
set tcp1 [$ns_ create-connection TCP/Fack $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "SackRH"} {
set tcp1 [$ns_ create-connection TCP/SackRH $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "FullTcp"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp]
set sink [new Agent/TCP/FullTcp]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpTahoe"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Tahoe]
set sink [new Agent/TCP/FullTcp/Tahoe]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpNewreno"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Newreno]
set sink [new Agent/TCP/FullTcp/Newreno]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpSack1"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Sack]
set sink [new Agent/TCP/FullTcp/Sack]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} else {
set tcp1 [$ns_ create-connection TCP/$tcptype $node_(s1) \
TCPSink $node_(k1) $fid]
}
$tcp1 set window_ 50
set ftp1 [$tcp1 attach-app FTP]
$ns_ at 0.0 "$ftp1 produce 22"
$self tcpDump $tcp1 2.0
$self dropPkts [$ns_ link $node_(k1) $node_(r1)] $fid $list true $delay
$self dropPkts [$ns_ link $node_(k1) $node_(r1)] $fid $list1 true $delay1
#$self traceQueues $node_(r1) [$self openTrace 2.0 $testName_]
$ns_ at 2.0 "$self cleanupAll $testName_"
$ns_ run
}
# Definition of test-suite tests
###################################################
## One drop, numdupacks
###################################################
Class Test/onedrop_tahoe -superclass TestSuite
Test/onedrop_tahoe instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_tahoe
set guide_ "Tahoe TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_tahoe instproc run {} {
$self setup Tahoe {3}
}
Class Test/onedrop_numdup4_tahoe -superclass TestSuite
Test/onedrop_numdup4_tahoe instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_tahoe
set guide_ "Tahoe TCP, numdupacks set to 4."
Agent/TCP set numdupacks_ 4
Test/onedrop_numdup4_tahoe instproc run {} [Test/onedrop_tahoe info instbody run ]
$self next pktTraceFile
}
Class Test/onedrop_tahoe_full -superclass TestSuite
Test/onedrop_tahoe_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_tahoe_full
set guide_ "Tahoe Full TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_tahoe_full instproc run {} {
$self setup FullTcpTahoe {4}
}
Class Test/onedrop_numdup4_tahoe_full -superclass TestSuite
Test/onedrop_numdup4_tahoe_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_tahoe_full
set guide_ "Tahoe Full TCP, numdupacks set to 4."
Agent/TCP/FullTcp set tcprexmtthresh_ 4
$self next pktTraceFile
}
Test/onedrop_numdup4_tahoe_full instproc run {} {
$self setup FullTcpTahoe {4}
}
Class Test/onedrop_reno -superclass TestSuite
Test/onedrop_reno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_reno
set guide_ "Reno TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_reno instproc run {} {
$self setup Reno {3}
}
Class Test/onedrop_numdup4_reno -superclass TestSuite
Test/onedrop_numdup4_reno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_reno
set guide_ "Reno TCP, numdupacks set to 4."
Agent/TCP set numdupacks_ 4
Test/onedrop_numdup4_reno instproc run {} [Test/onedrop_reno info instbody run ]
$self next pktTraceFile
}
Class Test/onedrop_reno_full -superclass TestSuite
Test/onedrop_reno_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_reno_full
set guide_ "Reno Full TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_reno_full instproc run {} {
$self setup FullTcp {4}
}
Class Test/onedrop_numdup4_reno_full -superclass TestSuite
Test/onedrop_numdup4_reno_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_reno_full
set guide_ "Reno Full TCP, numdupacks set to 4."
Agent/TCP/FullTcp set tcprexmtthresh_ 4
$self next pktTraceFile
}
Test/onedrop_numdup4_reno_full instproc run {} {
$self setup FullTcp {4}
}
Class Test/onedrop_newreno -superclass TestSuite
Test/onedrop_newreno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_newreno
set guide_ "NewReno TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_newreno instproc run {} {
$self setup Newreno {3}
}
Class Test/onedrop_numdup4_newreno -superclass TestSuite
Test/onedrop_numdup4_newreno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_newreno
set guide_ "NewReno TCP, numdupacks set to 4."
Agent/TCP set numdupacks_ 4
Test/onedrop_numdup4_newreno instproc run {} [Test/onedrop_newreno info instbody run ]
$self next pktTraceFile
}
Class Test/onedrop_newreno_full -superclass TestSuite
Test/onedrop_newreno_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_newreno_full
set guide_ "NewReno Full TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_newreno_full instproc run {} {
$self setup FullTcpNewreno {4}
}
Class Test/onedrop_numdup4_newreno_full -superclass TestSuite
Test/onedrop_numdup4_newreno_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_newreno_full
set guide_ "NewReno Full TCP, numdupacks set to 4."
Agent/TCP/FullTcp set tcprexmtthresh_ 4
$self next pktTraceFile
}
Test/onedrop_numdup4_newreno_full instproc run {} {
$self setup FullTcpNewreno {4}
}
Class Test/onedrop_sack -superclass TestSuite
Test/onedrop_sack instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_sack
set guide_ "Sack TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_sack instproc run {} {
$self setup Sack1 {3}
}
Class Test/onedrop_numdup4_sack -superclass TestSuite
Test/onedrop_numdup4_sack instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_sack
set guide_ "Sack TCP, numdupacks set to 4."
Agent/TCP set numdupacks_ 4
Test/onedrop_numdup4_sack instproc run {} [Test/onedrop_sack info instbody run ]
$self next pktTraceFile
}
# Why does the sender sent two packets for the Fast Restransmit?
Class Test/onedrop_sack_full -superclass TestSuite
Test/onedrop_sack_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_sack_full
set guide_ "Sack Full TCP, numdupacks set to 3."
$self next pktTraceFile
}
Test/onedrop_sack_full instproc run {} {
$self setup FullTcpSack1 {4}
}
Class Test/onedrop_numdup4_sack_full -superclass TestSuite
Test/onedrop_numdup4_sack_full instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ onedrop_numdup4_sack_full
set guide_ "Sack Full TCP, numdupacks set to 4."
Agent/TCP/FullTcp set tcprexmtthresh_ 4
$self next pktTraceFile
}
Test/onedrop_numdup4_sack_full instproc run {} {
$self setup FullTcpSack1 {4}
}
#############################################################
## Tests for aggressive_maxburst_, for sending packets after
## invalid ACKs.
#############################################################
Class Test/maxburst_tahoe -superclass TestSuite
Test/maxburst_tahoe instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_tahoe
set guide_ "Tahoe TCP, maxburst set to 3."
Agent/TCP set aggressive_maxburst_ 0
$self next pktTraceFile
}
Test/maxburst_tahoe instproc run {} {
Agent/TCP set maxburst_ 3
$self setup1 Tahoe {8 9 10 11 12 } {100} {13} {0.02}
}
Class Test/maxburst_tahoe1 -superclass TestSuite
Test/maxburst_tahoe1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_tahoe1
set guide_ "Tahoe TCP, maxburst set to 3, aggressive_maxburst_."
Agent/TCP set aggressive_maxburst_ 1
Test/maxburst_tahoe1 instproc run {} [Test/maxburst_tahoe info instbody run ]
$self next pktTraceFile
}
Class Test/maxburst_reno -superclass TestSuite
Test/maxburst_reno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_reno
set guide_ "Tahoe TCP, maxburst set to 3."
Agent/TCP set aggressive_maxburst_ 0
$self next pktTraceFile
}
Test/maxburst_reno instproc run {} {
Agent/TCP set maxburst_ 3
$self setup1 Reno {8 9 10 11 12 } {100} {13} {0.02}
}
Class Test/maxburst_reno1 -superclass TestSuite
Test/maxburst_reno1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_reno1
set guide_ "Reno TCP, maxburst set to 3, aggressive_maxburst_."
Agent/TCP set aggressive_maxburst_ 1
Test/maxburst_reno1 instproc run {} [Test/maxburst_reno info instbody run ]
$self next pktTraceFile
}
Class Test/maxburst_newreno -superclass TestSuite
Test/maxburst_newreno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_newreno
set guide_ "NewReno TCP, maxburst set to 3."
Agent/TCP set aggressive_maxburst_ 0
$self next pktTraceFile
}
Test/maxburst_newreno instproc run {} {
Agent/TCP set maxburst_ 3
$self setup1 Newreno {8 9 10 11 12 } {100} {13} {0.02}
}
Class Test/maxburst_newreno1 -superclass TestSuite
Test/maxburst_newreno1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_newreno1
set guide_ "NewReno TCP, maxburst set to 3, aggressive_maxburst_."
Agent/TCP set aggressive_maxburst_ 1
Test/maxburst_newreno1 instproc run {} [Test/maxburst_newreno info instbody run ]
$self next pktTraceFile
}
Class Test/maxburst_sack -superclass TestSuite
Test/maxburst_sack instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_sack
set guide_ "Sack TCP, maxburst set to 3."
Agent/TCP set aggressive_maxburst_ 0
$self next pktTraceFile
}
Test/maxburst_sack instproc run {} {
Agent/TCP set maxburst_ 3
$self setup1 Sack1 {8 9 10 11 12 } {100} {13} {0.02}
}
Class Test/maxburst_sack1 -superclass TestSuite
Test/maxburst_sack1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4a
set test_ maxburst_sack1
set guide_ "Sack TCP, maxburst set to 3, aggressive_maxburst_."
Agent/TCP set aggressive_maxburst_ 1
Test/maxburst_sack1 instproc run {} [Test/maxburst_sack info instbody run ]
$self next pktTraceFile
}
###################################################
## Timeout, from a list of packets dropped.
###################################################
TestSuite instproc setup2 {tcptype list endtime} {
global wrap wrap1 quiet
$self instvar ns_ node_ testName_ guide_
$self setTopo
puts "Guide: $guide_"
set fid 1
# Set up TCP connection
if {$tcptype == "Tahoe"} {
set tcp1 [$ns_ create-connection TCP $node_(s1) \
TCPSink $node_(k1) $fid]
} elseif {$tcptype == "Sack1"} {
set tcp1 [$ns_ create-connection TCP/Sack1 $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "Fack"} {
set tcp1 [$ns_ create-connection TCP/Fack $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "SackRH"} {
set tcp1 [$ns_ create-connection TCP/SackRH $node_(s1) \
TCPSink/Sack1 $node_(k1) $fid]
} elseif {$tcptype == "FullTcp"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp]
set sink [new Agent/TCP/FullTcp]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpTahoe"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Tahoe]
set sink [new Agent/TCP/FullTcp/Tahoe]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpNewreno"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Newreno]
set sink [new Agent/TCP/FullTcp/Newreno]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} elseif {$tcptype == "FullTcpSack1"} {
set wrap $wrap1
set tcp1 [new Agent/TCP/FullTcp/Sack]
set sink [new Agent/TCP/FullTcp/Sack]
$ns_ attach-agent $node_(s1) $tcp1
$ns_ attach-agent $node_(k1) $sink
$tcp1 set fid_ $fid
$sink set fid_ $fid
$ns_ connect $tcp1 $sink
# set up TCP-level connections
$sink listen ; # will figure out who its peer is
} else {
set tcp1 [$ns_ create-connection TCP/$tcptype $node_(s1) \
TCPSink $node_(k1) $fid]
}
$tcp1 set window_ 50
set ftp1 [$tcp1 attach-app FTP]
$ns_ at 0.0 "$ftp1 start"
$self tcpDump $tcp1 2.0
$self drop_pkts $list
#$self traceQueues $node_(r1) [$self openTrace 2.0 $testName_]
$ns_ at $endtime "$self cleanupAll $testName_"
$ns_ run
}
###################################################
## Timeouts, scenarios that are better without bugfix.
## This also includes tests for timestamps with ts_resetRTO_,
## to reset the RTO backoff after a valid RTT measurement.
###################################################
Class Test/timeouts_tahoe -superclass TestSuite
Test/timeouts_tahoe instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_tahoe
set guide_ "Tahoe, timeouts, bugfix"
$self next pktTraceFile
}
Test/timeouts_tahoe instproc run {} {
$self setup2 Tahoe {7 8 9 10 11 12 13 14 21} 8
}
Class Test/timeouts_tahoe1 -superclass TestSuite
Test/timeouts_tahoe1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_tahoe1
set guide_ "Tahoe, timeouts, better without bugfix"
Agent/TCP set bugFix_ false
Test/timeouts_tahoe1 instproc run {} [Test/timeouts_tahoe info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_tahoe2 -superclass TestSuite
Test/timeouts_tahoe2 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_tahoe2
set guide_ "Tahoe, timeouts, bugfix, with timestamps, new version"
Agent/TCP set timestamps_ true
Agent/TCP set ts_resetRTO_ true
Test/timeouts_tahoe2 instproc run {} [Test/timeouts_tahoe info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_tahoe3 -superclass TestSuite
Test/timeouts_tahoe3 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_tahoe3
set guide_ "Tahoe, timeouts, bugfix, with timestamps, old version"
Agent/TCP set timestamps_ true
#Agent/TCP set ts_resetRTO_ true
Test/timeouts_tahoe3 instproc run {} [Test/timeouts_tahoe info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_reno -superclass TestSuite
Test/timeouts_reno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_reno
set guide_ "Reno, timeouts, bugfix"
$self next pktTraceFile
}
Test/timeouts_reno instproc run {} {
$self setup2 Reno {7 8 9 10 11 12 13 14 21} 8
}
Class Test/timeouts_reno_noexitFR -superclass TestSuite
Test/timeouts_reno_noexitFR instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_reno_noexitFR
set guide_ "Reno, timeouts, bugfix, without exitFastRetrans_"
Agent/TCP set exitFastRetrans_ false
Test/timeouts_reno_noexitFR instproc run {} [Test/timeouts_reno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_reno1 -superclass TestSuite
Test/timeouts_reno1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_reno1
set guide_ "Reno, timeouts, better without bugfix"
Agent/TCP set bugFix_ false
Test/timeouts_reno1 instproc run {} [Test/timeouts_reno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_reno2 -superclass TestSuite
Test/timeouts_reno2 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_reno2
set guide_ "Reno, timeouts, bugfix, with timestamps, old version"
Agent/TCP set timestamps_ true
Agent/TCP set ts_resetRTO_ true
Test/timeouts_reno2 instproc run {} [Test/timeouts_reno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_reno3 -superclass TestSuite
Test/timeouts_reno3 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_reno3
set guide_ "Reno, timeouts, bugfix, with timestamps, new version"
Agent/TCP set timestamps_ true
#Agent/TCP set ts_resetRTO_ true
Test/timeouts_reno3 instproc run {} [Test/timeouts_reno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_newreno -superclass TestSuite
Test/timeouts_newreno instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_newreno
set guide_ "NewReno, timeouts, bugfix"
$self next pktTraceFile
}
Test/timeouts_newreno instproc run {} {
$self setup2 Newreno {7 8 9 10 11 12 13 14 21} 8
}
Class Test/timeouts_newreno_noexitFR -superclass TestSuite
Test/timeouts_newreno_noexitFR instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_newreno_noexitFR
set guide_ "NewReno, timeouts, bugfix, without exitFastRetrans_"
Agent/TCP set exitFastRetrans_ false
Test/timeouts_newreno_noexitFR instproc run {} [Test/timeouts_newreno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_newreno1 -superclass TestSuite
Test/timeouts_newreno1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_newreno1
set guide_ "NewReno, timeouts, better without bugfix"
Agent/TCP set bugFix_ false
Test/timeouts_newreno1 instproc run {} [Test/timeouts_newreno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_newreno2 -superclass TestSuite
Test/timeouts_newreno2 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_newreno2
set guide_ "NewReno, timeouts, bugfix, with timestamps, old version"
Agent/TCP set timestamps_ true
Agent/TCP set ts_resetRTO_ true
Test/timeouts_newreno2 instproc run {} [Test/timeouts_newreno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_newreno3 -superclass TestSuite
Test/timeouts_newreno3 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_newreno3
set guide_ "NewReno, timeouts, bugfix, with timestamps, new version"
Agent/TCP set timestamps_ true
#Agent/TCP set ts_resetRTO_ true
Test/timeouts_newreno3 instproc run {} [Test/timeouts_newreno info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_sack -superclass TestSuite
Test/timeouts_sack instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_sack
set guide_ "Sack, timeouts, bugfix"
$self next pktTraceFile
}
Test/timeouts_sack instproc run {} {
$self setup2 Sack1 {7 8 9 10 11 12 13 14 21} 8
}
Class Test/timeouts_sack1 -superclass TestSuite
Test/timeouts_sack1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_sack1
set guide_ "Sack, timeouts, better without bugfix"
Agent/TCP set bugFix_ false
Test/timeouts_sack1 instproc run {} [Test/timeouts_sack info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_sack2 -superclass TestSuite
Test/timeouts_sack2 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_sack2
set guide_ "Sack, timeouts, bugfix, with timestamps, old version"
Agent/TCP set timestamps_ true
Agent/TCP set ts_resetRTO_ true
Test/timeouts_sack2 instproc run {} [Test/timeouts_sack info instbody run ]
$self next pktTraceFile
}
Class Test/timeouts_sack3 -superclass TestSuite
Test/timeouts_sack3 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeouts_sack3
set guide_ "Sack, timeouts, bugfix, with timestamps, new version"
Agent/TCP set timestamps_ true
#Agent/TCP set ts_resetRTO_ true
Test/timeouts_sack3 instproc run {} [Test/timeouts_sack info instbody run ]
$self next pktTraceFile
}
###################################################
## Timeouts, scenarios that are better with bugfix.
###################################################
Class Test/timeoutsA_tahoe -superclass TestSuite
Test/timeoutsA_tahoe instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeoutsA_tahoe
set guide_ "Tahoe, timeoutsA, bugfix"
#Agent/TCP set bugFix_ false
$self next pktTraceFile
}
Test/timeoutsA_tahoe instproc run {} {
$self setup2 Tahoe {20 21 22 23 24 25 26 31 41} 5
}
Class Test/timeoutsA_tahoe1 -superclass TestSuite
Test/timeoutsA_tahoe1 instproc init {} {
$self instvar net_ test_ guide_
set net_ net4
set test_ timeoutsA_tahoe1
set guide_ "Tahoe, timeoutsA, worse without bugfix"
Agent/TCP set bugFix_ false
Test/timeoutsA_tahoe1 instproc run {} [Test/timeoutsA_tahoe info instbody run ]
$self next pktTraceFile
}
TestSuite runTest
|
