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-rwxr-xr-xtools/randpkt-test.sh121
1 files changed, 121 insertions, 0 deletions
diff --git a/tools/randpkt-test.sh b/tools/randpkt-test.sh
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+#!/bin/bash
+#
+# $Id: randpkt-test.sh 18577 2006-06-26 19:49:27Z gerald $
+
+# Randpkt testing script for TShark
+#
+# This script uses Randpkt to generate capture files with randomized
+# content. It runs TShark on each generated file and checks for errors.
+# The files are processed repeatedly until an error is found.
+
+# Tweak the following to your liking.
+TSHARK=./tshark
+RANDPKT=./randpkt
+
+# This needs to point to a 'date' that supports %s.
+DATE=/bin/date
+BASE_NAME=rand-`$DATE +%Y-%m-%d`-$$
+
+# Temporary file directory and names.
+# (had problems with this on cygwin, tried TMP_DIR=./ which worked)
+TMP_DIR=/tmp
+TMP_FILE=$BASE_NAME.pcap
+ERR_FILE=$BASE_NAME.err
+
+# Loop this many times (< 1 loops forever)
+MAX_PASSES=0
+
+# These may be set to your liking
+# Stop the child process, if it's running longer than x seconds
+MAX_CPU_TIME=900
+# Stop the child process, if it's using more than y * 1024 bytes
+MAX_VMEM=500000
+# Trigger an abort if a dissector finds a bug.
+# Uncomment to disable
+WIRESHARK_ABORT_ON_DISSECTOR_BUG="True"
+
+PKT_TYPES=`$RANDPKT -h | awk '/^\t/ {print $1}'`
+
+# To do: add options for file names and limits
+while getopts ":d:p:t:" OPTCHAR ; do
+ case $OPTCHAR in
+ d) TMP_DIR=$OPTARG ;;
+ p) MAX_PASSES=$OPTARG ;;
+ t) PKT_TYPES=$OPTARG ;;
+ esac
+done
+shift $(($OPTIND - 1))
+
+# set some limits to the child processes, e.g. stop it if it's running longer then MAX_CPU_TIME seconds
+# (ulimit is not supported well on cygwin and probably other platforms, e.g. cygwin shows some warnings)
+ulimit -S -t $MAX_CPU_TIME -v $MAX_VMEM
+ulimit -c unlimited
+
+### usually you won't have to change anything below this line ###
+
+# TShark arguments (you won't have to change these)
+# n Disable network object name resolution
+# V Print a view of the details of the packet rather than a one-line summary of the packet
+# x Cause TShark to print a hex and ASCII dump of the packet data after printing the summary or details
+# r Read packet data from the following infile
+TSHARK_ARGS="-nVxr"
+RANDPKT_ARGS="-b 2000 -c 5000"
+
+NOTFOUND=0
+for i in "$TSHARK" "$RANDPKT" "$DATE" "$TMP_DIR" ; do
+ if [ ! -x $i ]; then
+ echo "Couldn't find $i"
+ NOTFOUND=1
+ fi
+done
+if [ $NOTFOUND -eq 1 ]; then
+ exit 1
+fi
+
+HOWMANY="forever"
+if [ $MAX_PASSES -gt 0 ]; then
+ HOWMANY="$MAX_PASSES passes"
+fi
+echo "Running $TSHARK with args: $TSHARK_ARGS ($HOWMANY)"
+echo "Running $RANDPKT with args: $RANDPKT_ARGS"
+echo ""
+
+# Not yet - properly handle empty filenames
+#trap "rm $TMP_DIR/$TMP_FILE $TMP_DIR/$RAND_FILE; exit 1" 1 2 15
+
+# Iterate over our capture files.
+PASS=0
+while [ $PASS -lt $MAX_PASSES -o $MAX_PASSES -lt 1 ] ; do
+ PASS=`expr $PASS + 1`
+ echo "Pass $PASS:"
+
+ for PKT_TYPE in $PKT_TYPES ; do
+ echo -n " $PKT_TYPE: "
+
+ DISSECTOR_BUG=0
+
+ "$RANDPKT" $RANDPKT_ARGS -t $PKT_TYPE $TMP_DIR/$TMP_FILE \
+ > /dev/null 2>&1
+
+ "$TSHARK" $TSHARK_ARGS $TMP_DIR/$TMP_FILE \
+ > /dev/null 2> $TMP_DIR/$ERR_FILE
+ RETVAL=$?
+ grep -i "dissector bug" $TMP_DIR/$ERR_FILE \
+ > /dev/null 2>&1 && DISSECTOR_BUG=1
+ if [ $RETVAL -ne 0 -o $DISSECTOR_BUG -ne 0 ] ; then
+ RAND_FILE="rand-`$DATE +%Y-%m-%d`-$$.pcap"
+ echo ""
+ echo " ERROR"
+ echo -e "Processing failed. Capture info follows:\n"
+ mv $TMP_DIR/$TMP_FILE $TMP_DIR/$RAND_FILE
+ echo " Output file: $TMP_DIR/$RAND_FILE"
+ if [ $DISSECTOR_BUG -ne 0 ] ; then
+ echo -e "stderr follows:\n"
+ cat $TMP_DIR/$ERR_FILE
+ fi
+ exit 1
+ fi
+ echo " OK"
+ rm -f $TMP_DIR/$TMP_FILE $TMP_DIR/$ERR_FILE
+ done
+done