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-rwxr-xr-xtest/dissector_fuzz.sh68
1 files changed, 68 insertions, 0 deletions
diff --git a/test/dissector_fuzz.sh b/test/dissector_fuzz.sh
new file mode 100755
index 0000000..87d8b8b
--- /dev/null
+++ b/test/dissector_fuzz.sh
@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+
+# Note: build and _install_ the toolkit first!
+
+set -u
+
+if [ ${BASH_VERSINFO} -lt 3 ] ; then
+ echo 'Error: Your bash need to be version 3 or newer. Exiting.'
+ exit 1 # operators like =~ produce errors silently in old bash versions, so exit here
+fi
+
+archive='ftp://wireshark.org/automated/captures/'
+show_output='' # empty string evaluates to false
+run_through='' # empty string evaluates to false
+count_cores=0
+count_files=0
+netsniff_ng_opts=''
+
+if [ $# -gt 0 ] ; then
+ if [ "$1" = '-h' -o "$1" = '--help' -o "$1" = '--usage' ] ; then
+ echo 'Usage: dissector_fuzz [-s (show netsniff-ng output, default: no)] [-r (keep running on errors, default: no)] [netsniff-ng long-args]'
+ exit 0
+ fi
+
+ for opt in $@ ; do
+ if [ "${opt}" = '-s' ] ; then
+ show_output='true'
+ elif [ "${opt}" = '-r' ] ; then
+ run_through='true'
+ else
+ netsniff_ng_opts="${netsniff_ng_opts} ${opt}";
+ fi
+ done
+fi
+
+mkdir -p fuzzing
+cd fuzzing
+wget -r -Nc -np -nd -A.pcap "$archive" |& grep -E "%|^--"
+ulimit -c unlimited
+rm -f core
+for file in *.pcap
+do
+ echo "Testing file $file ..."
+ if [ $show_output ]; then
+ netsniff-ng --in "$file" "${netsniff_ng_opts}"
+ else
+ netsniff-ng --in "$file" "${netsniff_ng_opts}" > /dev/null
+ fi
+ if [ -e core ]; then
+ echo "Fuck, core dumped on $file!"
+ let count_cores=count_cores+1
+ if [ $run_through ]; then
+ rm core
+ else
+ exit
+ fi
+ fi
+done
+
+if which cowsay > /dev/null ; then
+ echo_cmd='cowsay'
+else
+ echo_cmd='echo'
+fi
+
+${echo_cmd} 'Your fuckup Score'
+echo " * tested pcaps: $count_files"
+echo " * core dumps: $count_cores"