test-suite-friendly.tcl

ns-2的文件包。多多下载

    set guide_  \
    "Smaller random delay added to sending times, with ca_."
    Agent/TFRC set overhead_ 0.1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    Test/randomized1CA instproc run {} [Test/slowStart info instbody run]
    $self next pktTraceFile
}

Class Test/slow -superclass TestSuite
Test/slow instproc init {} {
    $self instvar net_ test_ guide_
    set net_	net2a
    set test_	slow
    set guide_  \
    "Very slow path."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    $self next pktTraceFile
}

Test/slow instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
#    [$ns_ link $node_(r1) $node_(r2)] set bandwidth 0.001Mb
#    [$ns_ link $node_(r1) $node_(r2)] set queue-limit 5
    set interval_ 100
    set stopTime 4000.0
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    $ns_ at 0.0 "$tf1 start"

    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
    $ns_ at $stopTime "$self cleanupAll $testName_" 
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}

Class Test/twoDrops -superclass TestSuite
Test/twoDrops instproc init {} {
    $self instvar net_ test_ guide_ drops_ stopTime1_
    set net_	net2
    set test_	twoDrops
    set guide_  \
    "TFRC, with two packets dropped near the beginning."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    set drops_ " 2 3 "
    set stopTime1_ 5.0
    $self next pktTraceFile
}

Class Test/manyDrops -superclass TestSuite 
Test/manyDrops instproc init {} { 
    $self instvar net_ test_ guide_ drops_ stopTime1_
    set net_    net2
    set test_   manyDrops 
    set guide_  \
    "TFRC, with many packets dropped in the beginning."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
##  set stopTime1_ 100.0
    set stopTime1_ 100.0
#    set drops_ " 0 1 "
    set drops_ " 0 1 2 3 4 5 6 "
    Test/manyDrops instproc run {} [Test/twoDrops info instbody run ]
    $self next pktTraceFile
}

Test/twoDrops instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_ drops_ stopTime1_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 1
    set stopTime $stopTime1_
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set em [new ErrorModule Fid]
    set lossylink_ [$ns_ link $node_(r1) $node_(r2)]
    $lossylink_ errormodule $em
    $em default pass
    set emod [$lossylink_ errormodule]
    set errmodel [new ErrorModel/List]
    $errmodel unit pkt
    $errmodel droplist $drops_
    $emod insert $errmodel
    $emod bind $errmodel 0

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    $ns_ at 0.0 "$tf1 start"


    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
    $ns_ at $stopTime "$self cleanupAll $testName_" 
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}

Class Test/HighLoss -superclass TestSuite
Test/HighLoss instproc init {} {
    $self instvar net_ test_ guide_ stopTime1_
    set net_	net2
    set test_ HighLoss	
    set guide_  \
    "TFRC competing against a CBR flow, with high loss."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    set stopTime1_ 60
    $self next pktTraceFile
}
Test/HighLoss instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_ stopTime1_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 1
    set stopTime $stopTime1_
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    $ns_ at 0.0 "$tf1 start"

    set udp1 [$ns_ create-connection UDP $node_(s2) UDP $node_(s4) 1]
		set cbr1 [$udp1 attach-app Traffic/CBR]
		$cbr1 set rate_ 3Mb
		$ns_ at [expr $stopTime1_/3.0] "$cbr1 start"   
		$ns_ at [expr 2.0*$stopTime1_/3.0] "$cbr1 stop"   

    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
    $ns_ at $stopTime "$self cleanupAll $testName_" 
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}
  
# PreciseLoss_ is turned off
Class Test/HighLossImprecise -superclass TestSuite
Test/HighLossImprecise instproc init {} {
    $self instvar net_ test_ guide_ stopTime1_
    set net_	net2
    set test_ HighLossImprecise	
    set guide_  \
    "TFRC competing against a CBR flow, with PreciseLoss_ off."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    Agent/TFRCSink set PreciseLoss_ 0
    set stopTime1_ 80
    $self next pktTraceFile
}
Test/HighLossImprecise instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_ stopTime1_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 1
    set stopTime $stopTime1_
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    $ns_ at 0.0 "$tf1 start"

    set udp1 [$ns_ create-connection UDP $node_(s2) UDP $node_(s4) 1]
		set cbr1 [$udp1 attach-app Traffic/CBR]
		$cbr1 set rate_ 3Mb
		$ns_ at [expr $stopTime1_/4.0] "$cbr1 start"   
		$ns_ at [expr 2.0*$stopTime1_/4.0] "$cbr1 stop"   

    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
    $ns_ at $stopTime "$self cleanupAll $testName_" 
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}
  
Class Test/HighLossMinRTO -superclass TestSuite
Test/HighLossMinRTO instproc init {} {
    $self instvar net_ test_ guide_ stopTime1_
    set net_	net2
    set test_ HighLossMinRTO	
    set guide_  \
    "TFRC competing against a CBR flow, with high loss, high MinRTO."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    Agent/TFRC set minrto_ 1.0
    # Minimum RTO of one second.  This slows down the TFRC flow.
    set stopTime1_ 60
    Test/HighLossMinRTO instproc run {} [Test/HighLoss info instbody run ]
    $self next pktTraceFile
}
  
Class Test/HighLossConservative -superclass TestSuite
Test/HighLossConservative instproc init {} {
    $self instvar net_ test_ guide_ stopTime1_
    set net_	net2
    set test_ HighLossConservative	
    set guide_  \
    "TFRC and CBR, with a conservative_ response to heavy congestion."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    Agent/TFRC set conservative_ true
    set stopTime1_ 60
    # Test/HighLossConservative instproc run {} [Test/HighLoss info instbody run ]
    $self next pktTraceFile
}
Test/HighLossConservative instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_ stopTime1_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 1
    set stopTime $stopTime1_
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    $ns_ at 0.0 "$tf1 start"

    set udp1 [$ns_ create-connection UDP $node_(s2) UDP $node_(s4) 1]
		set cbr1 [$udp1 attach-app Traffic/CBR]
		$cbr1 set rate_ 3Mb
		$ns_ at [expr $stopTime1_/3.0] "$cbr1 start"   
		$ns_ at [expr 2.0*$stopTime1_/3.0] "$cbr1 stop"   

    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
    $ns_ at $stopTime "$self cleanupAll $testName_" 
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}


Class Test/HighLossTCP -superclass TestSuite
Test/HighLossTCP instproc init {} {
    $self instvar net_ test_ guide_ stopTime1_
    set net_	net2
    set test_ HighLossTCP	
    set guide_  \
    "TCP competing against a CBR flow."
    Agent/TFRCSink set discount_ 1
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    set stopTime1_ 60
    $self next pktTraceFile
}
Test/HighLossTCP instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_ stopTime1_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 1
    set stopTime $stopTime1_
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tcp1 [$ns_ create-connection TCP/Sack1 $node_(s1) TCPSink/Sack1 $node_(s3) 0]
    set ftp1 [$tcp1 attach-app FTP]
    $ns_ at 0.0 "$ftp1 start"

    set udp1 [$ns_ create-connection UDP $node_(s2) UDP $node_(s4) 1]
		set cbr1 [$udp1 attach-app Traffic/CBR]
		$cbr1 set rate_ 3Mb
		$ns_ at [expr $stopTime1_/3.0] "$cbr1 start"   
		$ns_ at [expr 2.0*$stopTime1_/3.0] "$cbr1 stop"   

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]
    $ns_ at $stopTime "$self cleanupAll $testName_"
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}

Class Test/TFRC_FTP -superclass TestSuite
Test/TFRC_FTP instproc init {} {
    $self instvar net_ test_ guide_ stopTime1_
    set net_	net2
    set test_ TFRC_FTP	
    set guide_  \
    "TFRC with a data source with limited, bursty data."
    Agent/TFRC set SndrType_ 1 
    Agent/TFRCSink set smooth_ 1
    Agent/TFRC set df_ 0.95
    Agent/TFRC set ca_ 1
    Agent/TFRC set discount_ 1
    Agent/TCP set oldCode_ false
    set stopTime1_ 15
    $self next pktTraceFile
}
Test/TFRC_FTP instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_ stopTime1_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 1
    set stopTime $stopTime1_
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    set ftp [new Application/FTP]
    $ftp attach-agent $tf1
    $ns_ at 0 "$ftp produce 100"
    $ns_ at 5 "$ftp producemore 100"

    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    $ns_ at $stopTime "$self cleanupAll $testName_" 
    if {$quiet == "false"} {
	$ns_ at $stopTime2 "close $tracefile"
    }
    $ns_ at $stopTime2 "exec cp temp2.rands temp.rands; exit 0"

    # trace only the bottleneck link
    $ns_ run
}
  
Class Test/printLosses -superclass TestSuite
Test/printLosses instproc init {} {
    $self instvar net_ test_ guide_
    set net_	net2
    set test_	printLosses
    set guide_  \
    "One TFRC flow, with the loss intervals from the TFRC receiver."
    Agent/TFRCSink set printLosses_ 1
    Agent/TFRCSink set printLoss_ 1
    $self next pktTraceFile
}
Test/printLosses instproc run {} {
    global quiet
    $self instvar ns_ node_ testName_ interval_ dumpfile_ guide_
    if {$quiet == "false"} {puts $guide_}
    $self setTopo
    set interval_ 0.1
    set stopTime 3.0
    set stopTime0 [expr $stopTime - 0.001]
    set stopTime2 [expr $stopTime + 0.001]

    set dumpfile_ [open temp.s w]
    if {$quiet == "false"} {
        set tracefile [open all.tr w]
        $ns_ trace-all $tracefile
    }

    set tf1 [$ns_ create-connection TFRC $node_(s1) TFRCSink $node_(s3) 0]
    $ns_ at 0.0 "$tf1 start"

    $self tfccDump 1 $tf1 $interval_ $dumpfile_

    $ns_ at $stopTime0 "close $dumpfile_; $self finish_1 $testName_"
    #$self traceQueues $node_(r1) [$self openTrace $stopTime $testName_]