test.tcl

CBRP协议（移动adhoc中基于分簇的路由协议）ns2下的源码

# ======================================================================
# Default Script Options
# ======================================================================
set opt(chan)		Channel
set opt(prop)		Propagation/TwoRayGround
set opt(netif)		NetIf/WaveLAN
set opt(mac)		Mac/802_11
set opt(ifq)		Queue/DropTail/PriQueue
set opt(ll)		LL

set opt(x)		0		;# X dimension of the topography
set opt(y)		0		;# Y dimension of the topography
set opt(cp)		""		;# connection pattern file
set opt(sc)		""		;# scenario file

set opt(ifqlen)		50		;# max packet in ifq
set opt(nn)		50		;# number of nodes
set opt(seed)		0.0
set opt(stop)		900.0		;# simulation time
set opt(tr)		out.tr		;# trace file

# ======================================================================

set AgentTrace			ON
set RouterTrace			ON
set MacTrace			ON

LL set delay_			5us
LL set bandwidth_		0	;# not used
LL set off_prune_		0	;# not used
LL set off_CtrMcast_		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

source cmu/scripts/mobile_node.tcl
source cmu/tora/tora.tcl
source cmu/scripts/cmu-trace.tcl

# ======================================================================

proc usage { argv0 }  {
	puts "Usage: $argv0"
	puts "\tmandatory arguments:"
	puts "\t\t\[-cp conn pattern\] \[-sc scenario\] \[-x MAXX\] \[-y MAXY]\]"
	puts "\toptional arguments:"
	puts "\t\t\[-nn nodes\] \[-seed seed\] \[-stop sec\] \[-tr tracefile\]\n"
}


proc getopt {argc argv} {
	global opt
	lappend optlist cp nn seed sc stop tr x y

	for {set i 0} {$i < $argc} {incr i} {
		set arg [lindex $argv $i]
		if {[string range $arg 0 0] != "-"} continue

		set name [string range $arg 1 end]
		set opt($name) [lindex $argv [expr $i+1]]
	}
}


proc cmu-trace { ttype atype nodeid } {
	global ns_ tracefd

	if { $tracefd == "" } {
		return ""
	}
	set T [new CMUTrace/$ttype $atype]
	$T target [$ns_ set nullAgent_]
	$T attach $tracefd
	$T set src_ $nodeid
	return $T
}


proc create-god { nodes } {
	global ns_ god_ tracefd

	set godtrace     [new Trace/Generic]
	$godtrace target [$ns_ set nullAgent_]
	$godtrace attach $tracefd

	set god_        [new God]
	$god_ num_nodes $nodes
	$god_ tracetarget $godtrace
}


# ======================================================================
# Main Program
# ======================================================================
getopt $argc $argv

if { $opt(x) == 0 || $opt(y) == 0 } {
	usage $argv0
	exit 1
}

if {$opt(seed) > 0} {
	puts "Seeding Random number generator with $opt(seed)\n"
	ns-random $opt(seed)
}

#
# Initialize Global Variables
#
set ns_		[new Simulator]
set chan	[new $opt(chan)]
set prop	[new $opt(prop)]
set topo	[new Topography]
set tracefd	[open $opt(tr) w]

$topo load_flatgrid [expr $opt(x)./100] [expr $opt(y)./100] 100

#
# Create God
#
create-god $opt(nn)


#
#  Create the specified number of nodes $opt(nn) and "attach" them
#  the channel.
#
for {set i 1} {$i <= $opt(nn) } {incr i} {
	create-mobile-node $i
}


#
# Source the Connection and Movement scripts
#
if { $opt(cp) == "" } {
	puts "*** NOTE: no connection pattern specified."
} else {
	source $opt(cp)
}

if { $opt(sc) == "" } {
	puts "*** NOTE: no scenario file specified."
} else {
	source $opt(sc)
}

source cmu/tora/comm-box.tcl

$ns_ at $opt(stop) "puts \"NS EXITING...\" ; exit"

puts "Starting Simulation..."

$ns_ run