From 5eca29edcfdb12b72b54ea288cd982c709283d76 Mon Sep 17 00:00:00 2001
From: markster <markster@f38db490-d61c-443f-a65b-d21fe96a405b>
Date: Sun, 27 Mar 2005 22:44:09 +0000
Subject: Add load tester (bug #3870)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@5280 f38db490-d61c-443f-a65b-d21fe96a405b
---
 contrib/scripts/loadtest.tcl | 148 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100755 contrib/scripts/loadtest.tcl

(limited to 'contrib')

diff --git a/contrib/scripts/loadtest.tcl b/contrib/scripts/loadtest.tcl
new file mode 100755
index 000000000..9c50be338
--- /dev/null
+++ b/contrib/scripts/loadtest.tcl
@@ -0,0 +1,148 @@
+#!/usr/bin/tclsh
+#
+# Usage (as root):
+#
+# $ tclsh loadtest.tcl
+#
+# Copyleft 2005 by Chris Maj <cmaj_at_freedomcorpse_dot_com>
+#
+# Create a (huge) bunch of call files to dial via pbx_spool.
+# Defaults are selected with 'Enter' and, if all defaults
+# are selected, you'll dial Zap/1/s into default|s|1
+#
+
+
+# where Asterisk's pbx/pbx_spool.c will be looking for work
+set SPOOLDIR /var/spool/asterisk/outgoing
+# pbx_spool is fairly aggresive, so make files here first
+set TEMPDIR /tmp
+
+if { ![file writable $SPOOLDIR] } {
+	puts "Do you need to be root to write to $SPOOLDIR ?"
+	exit
+}
+
+if { ![file readable $TEMPDIR] } {
+	puts "Do you need to be root to read from $TEMPDIR ?"
+	exit
+}
+
+if { ![file writable $TEMPDIR] } {
+	puts "Do you need to be root to write to $TEMPDIR ?"
+	exit
+}
+
+# gets some input from the user
+proc get {var_ default_ prompt_} {
+	global $var_
+	puts $prompt_
+	if { $default_ != "" } {
+		puts -nonewline "(default: $default_) ? "
+	} else {
+		puts -nonewline "? "
+	}
+	flush stdout
+	gets stdin $var_
+	if { [set $var_] == "" && $default_ != "" } {
+		set $var_ $default_
+	}
+}
+
+# puts the user requested channels into a neat, ordered list
+proc splitchans {inch_} {
+	global changroup
+	set outch [list]
+	foreach range [split $inch_ {, }] {
+		set start [lindex [split $range -] 0]
+		set stop [lindex [split $range -] end]
+		if { [string is digit $start] && [string is digit $stop] } {
+			set ::changroup "channel"
+			for {set ch $start} {$ch <= $stop} {incr ch} {
+				if { [lsearch $outch $ch] == -1 } {
+					lappend outch $ch
+				}
+			}
+		} else {
+			set ::changroup "group"
+			foreach ch [split $range -] {
+				lappend outch $ch
+			}
+		}
+	}
+	return [lsort -dictionary $outch]
+}
+
+# writes out a file in the temporary directory,
+# then changes the mtime of the file before
+# sticking it into the outgoing spool directory
+# (where pbx_spool will be looking)
+proc spool {channel_ callcnt_ when_} {
+	set callstr "
+Channel: $::technology/$channel_/$::destination
+Context: $::context
+Extension: $::extension
+Priority: $::priority
+WaitTime: $::timeout
+RetryTime: $::retrytime
+MaxRetries: $::maxretries
+Callerid: $::clid
+SetVar: $::astvar
+Account: $::account
+"
+	set fn "loadtest.call$callcnt_.ch$channel_"
+	set fd [open $::TEMPDIR/$fn w]
+	puts $fd $callstr
+	close $fd
+	file mtime $::TEMPDIR/$fn $when_
+	file rename -force $::TEMPDIR/$fn $::SPOOLDIR/$fn
+}
+
+# prompt the user for some info
+get technology "Zap" "\nEnter technology type
+Zap, IAX, SIP, etc."
+get chans "1" "\nEnter channel(s) or group to test in formats like
+2\n1-4\n3 5 7 9\n1-23,25-47,49-71,73-95\ng4\ng2,g1"
+set channels [splitchans $chans]
+
+get destination "s" "\nEnter destination number"
+get context "default" "\nEnter context"
+get extension "s" "\nEnter extension"
+get priority "1" "\nEnter priority"
+get timeout "45" "\nEnter timeout for call to be answered in seconds"
+get maxretries "0" "\nEnter maximum number of retries"
+
+if { $maxretries > 0 } {
+	get retrytime "300" "\nEnter time between retries in seconds"
+} else {
+	set retrytime 300
+}
+
+get clid "" "\nEnter callerid"
+get astvar "" "\nEnter some extra variables"
+get account "loadtest" "\nEnter account code"
+get calls "1" "\nEnter number of test calls per $changroup"
+get period "60" "\nEnter period between placing calls on a particular $changroup in seconds"
+
+if { [llength $channels] > 1 } {
+	get rate "0" "\nEnter period between placing each call in seconds
+0 will send a call on each $changroup every $period seconds
+1 will send a call on $changroup [lindex $channels 0] at [expr {$period + 0}]s, [lindex $channels 1] at [expr {$period + 1 }]s, etc.
+5 will send a call on $changroup [lindex $channels 0] at [expr {$period + 0}]s, [lindex $channels 1] at [expr {$period + 5 }]s, etc."
+} else {
+	set rate 0
+}
+
+puts -nonewline "\nCreating spooled call files...  "
+set now [clock seconds]
+set spoolcnt 0
+set spinner [list / - \\ |]
+for {set i 0} {$i < $calls} {incr i} {
+	foreach ch $channels {
+		set chidx [lsearch $channels $ch]
+		spool $ch [incr spoolcnt] [expr {$now + ($i * $period) + ($rate * $chidx)}]
+		puts -nonewline "\b"
+		puts -nonewline [lindex $spinner [expr {$spoolcnt % 4}]]
+		flush stdout
+	}
+}
+puts "\b$spoolcnt calls placed into $SPOOLDIR !"
-- 
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