From c55d69780b70d9cce78a4ec65b7276a9bca0efb6 Mon Sep 17 00:00:00 2001
From: Gerald Combs <gerald@wireshark.org>
Date: Tue, 7 Oct 2014 10:11:45 -0700
Subject: Try to speed up ping-dependent capture tests.

Ping four times a second for ~60 seconds. Save the subprocess PID so that
we can kill it when we're done with each test instead of waiting for it
to finish.

Change-Id: I64f889c700e8a6fa1bc1c3916ef045341ef59cc6
Reviewed-on: https://code.wireshark.org/review/4557
Reviewed-by: Gerald Combs <gerald@wireshark.org>
---
 test/suite-capture.sh | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

(limited to 'test/suite-capture.sh')

diff --git a/test/suite-capture.sh b/test/suite-capture.sh
index 8c6958a777..b624b7074b 100755
--- a/test/suite-capture.sh
+++ b/test/suite-capture.sh
@@ -30,6 +30,8 @@ EXIT_ERROR=2
 WIRESHARK_CMD="$WIRESHARK -o gui.update.enabled:FALSE -k"
 WIRESHARK_GTK_CMD="$WIRESHARK_GTK -o gui.update.enabled:FALSE -k"
 
+PING_PID=
+
 capture_test_output_print() {
 	wait
 	for f in "$@"; do
@@ -43,30 +45,33 @@ capture_test_output_print() {
 
 traffic_gen_ping() {
 	# Generate some traffic for quiet networks.
-	# This will have to be adjusted for non-Windows systems.
-
-	# the following will run in the background and return immediately
+	# The following will run in the background and return immediately
 	{
 	date
-	for (( x=28; x<=58; x++ )) # in effect: number the packets
+	for sweep_size in {1..240} # try to number the packets
 	do
 		# How does ping _not_ have a standard set of arguments?
 		case $WS_SYSTEM in
 			Windows)
-				ping -n 1 -l $x www.wireshark.org	;;
+				ping -n 1 -l $sweep_size www.wireshark.org	;;
 			SunOS)
-				/usr/sbin/ping www.wireshark.org $x 1		;;
+				/usr/sbin/ping www.wireshark.org $sweep_size 1		;;
 			*) # *BSD, Linux
-				ping -c 1 -s $x www.wireshark.org	;;
+				ping -c 1 -s $sweep_size www.wireshark.org	;;
 		esac
-		sleep 0.1
+		sleep 0.25 # 240 * 0.25 = 60-ish seconds
 	done
 	date
 	} > ./testout_ping.txt 2>&1 &
+        PING_PID=$!
 }
 
 ping_cleanup() {
-	wait
+	if [ -n "$PING_PID" ] ; then
+		kill $PING_PID
+		PING_PID=
+	fi
+	wait 2> /dev/null
 	rm -f ./testout_ping.txt
 }
 
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