- #
- # Copyright (C) 1997 by USC/ISI
- # 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.
- #
- #
- # Maintainer: Kannan Varadhan <kannan@isi.edu>
- # Version Date: $Date: 2000/02/18 10:41:50 $
- #
- # @(#) $Header: /cvsroot/nsnam/ns-2/tcl/ex/srm.tcl,v 1.9 2000/02/18 10:41:50 polly Exp $ (USC/ISI)
- #
- # updated to use -multicast on and allocaddr by Lloyd Wood
- if [string match {*.tcl} $argv0] {
- set prog [string range $argv0 0 [expr [string length $argv0] - 5]]
- } else {
- set prog $argv0
- }
- source ../mcast/srm-nam.tcl ;# to separate control messages.
- #source ../mcast/srm-debug.tcl ;# to trace delay compute fcn. details.
- set ns [new Simulator -multicast on]
- $ns trace-all [open out.tr w]
- $ns namtrace-all [open out.nam w]
- $ns color 0 white ;# data source
- $ns color 40 blue ;# session
- $ns color 41 red ;# request
- $ns color 42 green ;# repair
- $ns color 1 Khaki ;# source node
- $ns color 2 goldenrod
- $ns color 3 sienna
- $ns color 4 HotPink
- $ns color 5 maroon
- $ns color 6 orchid
- $ns color 7 purple
- $ns color 8 snow4
- $ns color 9 PeachPuff1
- # make the nodes
- for {set i 0} {$i <= 3} {incr i} {
- set n($i) [$ns node]
- }
- $n(0) shape "other"
- # now the links
- for {set i 1} {$i <= 3} {incr i} {
- $ns duplex-link $n($i) $n(0) 1.5Mb 10ms DropTail
- }
- $ns duplex-link-op $n(0) $n(1) orient left
- $ns duplex-link-op $n(0) $n(2) orient right-up
- $ns duplex-link-op $n(0) $n(3) orient right-down
- set group [Node allocaddr]
- set mh [$ns mrtproto DM {}]
- #$ns at 0.3 "$mh switch-treetype $group" ;# for centralised multicast
- # now the multicast, and the agents
- set srmStats [open srmStats.tr w]
- set srmEvents [open srmEvents.tr w]
- set fid 0
- foreach i [array names n] {
- set srm($i) [new Agent/SRM]
- $srm($i) set dst_addr_ $group
- $srm($i) set dst_port_ 0
- $srm($i) set fid_ [incr fid]
- $srm($i) log $srmStats
- $srm($i) trace $srmEvents
- # $ns at 1.0 "$srm($i) start"
- $ns attach-agent $n($i) $srm($i)
- }
- # Attach a data source to srm(0)
- set packetSize 210
- set exp0 [new Application/Traffic/Exponential]
- $exp0 set packetSize_ $packetSize
- $exp0 set burst_time_ 500ms
- $exp0 set idle_time_ 500ms
- $exp0 set rate_ 100k
- $exp0 attach-agent $srm(0)
- $srm(0) set tg_ $exp0
- $srm(0) set app_fid_ 0
- $srm(0) set packetSize_ $packetSize ;# so repairs are correct
- $ns at 0.5 "$srm(0) start; $srm(0) start-source"
- $ns at 1.0 "$srm(1) start"
- $ns at 1.1 "$srm(2) start"
- $ns at 1.2 "$srm(3) start"
- proc distDump interval {
- global ns srm
- foreach i [array names srm] {
- set dist [$srm($i) distances?]
- if {$dist != ""} {
- puts "[format %7.4f [$ns now]] distances $dist"
- }
- }
- $ns at [expr [$ns now] + $interval] "distDump $interval"
- }
- $ns at 0.0 "distDump 1"
- proc finish src {
- $src stop
- global prog ns srmStats srmEvents
- $ns flush-trace
- close $srmStats
- close $srmEvents
- puts "running nam..."
- exec nam out.nam &
- exit 0
- }
- $ns at 5.0 "finish $exp0"
- #$ns gen-map
- $ns run