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Diffstat (limited to 'tools/valgrind-wireshark.sh')
| -rwxr-xr-x | tools/valgrind-wireshark.sh | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/tools/valgrind-wireshark.sh b/tools/valgrind-wireshark.sh new file mode 100755 index 00000000..c5592e0b --- /dev/null +++ b/tools/valgrind-wireshark.sh @@ -0,0 +1,123 @@ +#!/bin/bash + +# A small script to export some variables and run tshark or wireshark in +# valgrind on a given capture file. +# +# Copyright 2012 Jeff Morriss <jeff.morriss.ws [AT] gmail.com> +# +# Wireshark - Network traffic analyzer +# By Gerald Combs <gerald@wireshark.org> +# Copyright 1998 Gerald Combs +# +# SPDX-License-Identifier: GPL-2.0-or-later + +# Directory containing tshark or wireshark. Default: cmake run directory. +if [ -z "$WIRESHARK_BIN_DIR" ]; then + WIRESHARK_BIN_DIR=run +fi + +# Use tshark by default +COMMAND=tshark +COMMAND_ARGS="-nr" +COMMAND_ARGS2= +VALID=0 +PCAP="" +TOOL="memcheck" + +while getopts ":2a:b:C:lmnpP:rstTYwcevWdG" OPTCHAR ; do + case $OPTCHAR in + 2) COMMAND_ARGS="-2 $COMMAND_ARGS" ;; + a) ADDITIONAL_SUPPRESSION_FILE="$ADDITIONAL_SUPPRESSION_FILE --suppressions=$OPTARG" ;; + b) WIRESHARK_BIN_DIR=$OPTARG ;; + C) COMMAND_ARGS="-C $OPTARG $COMMAND_ARGS" ;; + l) LEAK_CHECK="--leak-check=full" ;; + m) TOOL="massif" ;; + n) COMMAND_ARGS="-v" + VALID=1 ;; + p) TOOL="callgrind" ;; + P) TOOL="callgrind" + CALLGRIND_OUT_FILE="--callgrind-out-file=$OPTARG" ;; + r) REACHABLE="--show-reachable=yes" ;; + s) GEN_SUPPRESSIONS="--gen-suppressions=yes" ;; + t) TRACK_ORIGINS="--track-origins=yes" ;; + T) COMMAND_ARGS="-Vx $COMMAND_ARGS" ;; # "build the Tree" + Y) COMMAND_ARGS="-Y frame $COMMAND_ARGS" ;; # Run with a read filter (but no tree) + w) COMMAND=wireshark + COMMAND_ARGS="-nr" ;; + c) COMMAND=capinfos + COMMAND_ARGS="" ;; + e) COMMAND=editcap + COMMAND_ARGS="-E 0.02" + # We don't care about the output of editcap + COMMAND_ARGS2="/dev/null" ;; + v) VERBOSE="--num-callers=256 -v" ;; + W) COMMAND=wireshark + COMMAND_ARGS="" + VALID=1 ;; + d) COMMAND=dumpcap + COMMAND_ARGS="-i eth1 -c 3000" + VALID=1 ;; + *) printf "Unknown option: %s\\n" "$OPTARG" + exit ;; + esac +done +shift $(( OPTIND - 1 )) + +# Sanitize parameters +if [ "$COMMAND" != "tshark" ] && [[ $COMMAND_ARGS =~ Vx ]] +then + printf "\\nYou can't use -T if you're not using tshark\\n\\n" >&2 + exit 1 +fi + +if [ $# -ge 1 ] +then + PCAP=$1 + VALID=1 +fi + +if [ $VALID -eq 0 ] +then + printf "\\nUsage: %s [-2] [-a file] [-b bin_dir] [-c] [-e] [-C config_profile] " "$(basename "$0")" + printf "[-l] [-m] [-n] [-p] [-r] [-s] [-t] [-T] [-w] [-v] /path/to/file.pcap\\n" + printf "\\n" + printf "[-2]: run tshark with 2-pass analysis\\n" + printf "[-a]: additional valgrind suppression file\\n" + printf "[-b]: tshark binary dir\\n" + printf "[-e]: use 'editcap -E 0.02' instead of tshark\\n" + printf "[-c]: use capinfos instead of tshark\\n" + printf "[-C]: binary profile file\\n" + printf "[-l]: add valgrind option --leak-check=full\\n" + printf "[-m]: use valgrind massif tool\\n" + printf "[-n]: print binary version\\n" + printf "[-p]: use callgrind massif tool\\n" + printf "[-r]: add valgrind option --show-reachable=yes\\n" + printf "[-s]: add valgrind option --gen-suppressions=yes\\n" + printf "[-t]: add valgrind option --track-origins=yes\\n" + printf "[-T]: build the tshark tree (-Vx)\\n" + printf "[-w]: use wireshark instead of tshark\\n" + printf "[-v]: run in verbose mode (--num-callers=256)\\n" + exit 1 +fi + +if [ "$WIRESHARK_BIN_DIR" = "." ]; then + export WIRESHARK_RUN_FROM_BUILD_DIRECTORY= +fi + +if [ "$TOOL" != "callgrind" ]; then + export WIRESHARK_DEBUG_WMEM_OVERRIDE=simple + export G_SLICE=always-malloc # or debug-blocks +fi + +COMMAND="$WIRESHARK_BIN_DIR/$COMMAND" + +cmdline="valgrind --suppressions=$( dirname "$0" )/vg-suppressions $ADDITIONAL_SUPPRESSION_FILE \ +--tool=$TOOL $CALLGRIND_OUT_FILE $VERBOSE $LEAK_CHECK $REACHABLE $GEN_SUPPRESSIONS $TRACK_ORIGINS \ +$COMMAND $COMMAND_ARGS $PCAP $COMMAND_ARGS2" + +if [ "$VERBOSE" != "" ];then + echo -e "\\n$cmdline\\n" +fi + +# shellcheck disable=SC2086 +exec $cmdline > /dev/null |