1#!/usr/bin/env bash 2# SPDX-License-Identifier: BSD-3-Clause 3# Copyright (C) 2021 Intel Corporation 4# All rights reserved. 5# 6 7set -e 8 9if [ $# -lt 2 ]; then 10 echo "usage: $0 <pid> <script>" 11 echo "" 12 echo "Environment variable BPF_OUTFILE can be set to save results to a file" 13 echo "rather than print to stdout." 14 exit 1 15fi 16SCRIPTS_DIR=$(readlink -f $(dirname $0)) 17BIN_PATH=$(readlink -f /proc/$1/exe) 18BPF_SCRIPT=$($SCRIPTS_DIR/bpf/gen.py -p $1 "${@:2}") 19BPF_SCRIPT+=$($SCRIPTS_DIR/bpf/gen_enums.sh) 20if [ -n "$ECHO_SCRIPT" ]; then 21 echo "$BPF_SCRIPT" 22fi 23 24bpftrace -p $1 -e "$BPF_SCRIPT" ${BPF_OUTFILE:+-o "$BPF_OUTFILE"} 25