150 lines
3.6 KiB
Bash
150 lines
3.6 KiB
Bash
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#!/bin/bash
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# Copyright (c) 2022 Huawei Device Co., Ltd.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -e
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objdir=${SYSROOT:-.}
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symbolizer=${SYMBOLIZER:-addr2line}
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help=no
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max_count=10000
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asan_logs=()
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while test -n "${1}"; do
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case "${1}" in
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-o | --objdir)
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objdir="${2}"
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shift
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;;
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-p | --symbolizer)
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symbolizer="${2}"
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shift
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;;
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--max-count)
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max_count="${2}"
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shift
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;;
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-h | --help)
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help=yes
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break
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;;
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-*)
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echo "$0: Warning: unsupported parameter $1" >&2
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;;
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*)
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asan_logs+=("$1")
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;;
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esac
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shift
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done
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print_help() {
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cat <<-END
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Usage: symbolize.sh [OPTION]...
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Translate call stack to symbolized forms.
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Options:
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-o, --objdir <objects_dir> dir that contains the call stack binaries.
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-p, --symbolizer <symbolizer> symbolizer for translating call stacks, default is addr2line.
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--max-count <max-count> max calls of symbolizer for translatings, default is 10000.
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-h, --help print help info
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END
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}
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test $help = yes && print_help && exit 0
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find_unstripped() {
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file="$(basename $1)"
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shift
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if [ "${file:0:8}" = "ld-musl-" ]; then
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file="libc.so"
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fi
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find "$@" -type f -name "$file" -exec sh -c 'test ${1##*/} = libclang_rt.asan.so -o ${1##*/} = libc++.so || file -bL $1 | grep -q "not stripped"' sh {} \; -print
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}
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find_file() {
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find_unstripped $1 $objdir
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}
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declare -A sym_cached
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declare -A files_found
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declare -A buildid_cache
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getsym2() {
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if [ -z "${files_found[$1]}" ]; then
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files_found[$1]=" $(find_file $1)"
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fi
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for file in ${files_found[$1]}; do
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if [ -z "${buildid_cache[$file]}" ]; then
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buildid_cache[$file]=" $(file -bL "${file}"|grep -o BuildID[^\ ,]*)"
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fi
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sym_cached[$1+$2]+=" $($symbolizer -Cfpie "${file}" $2 2>/dev/null)${buildid_cache[$file]}"
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done
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sym_cached[$1+$2]+=" "
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}
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getsym() {
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if [ $# -gt 0 ]; then
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if [ -z "${sym_cached[$1]}" ]; then
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getsym2 ${1%+*} ${1##*+}
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fi
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echo "${sym_cached[$1]%% }"
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else
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return 1
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fi
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}
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sym_sed_pattens=(
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's/([^[:space:]([{"]{4,})\s*[[:space:]:+]\s*(0x[0-9a-f]+)\b/>>>:\1+\2:<<</I;s/.*>>>:([^<>]+):<<<.*/\1/p'
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's/\b(0x)?0*([0-9a-f]{4,})\s+([^[:space:]([{"]{4,})\b/>>>:\3+0x\2:<<</I;s/.*>>>:([^<>]+):<<<.*/\1/p'
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)
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symbolize() {
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while IFS= read -r line || [ -n "$line" ]; do
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echo -n "$line"
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for patten in "${sym_sed_pattens[@]}"; do
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if getsym $(echo "$line" | sed -nE "${patten}"); then
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continue 2
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fi
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done
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echo ""
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done
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}
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symbolize_file() {
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f="$1"
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echo -n "Resolving $f ... "
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symbolize < "$f" > "${f%${f##*/}}resolved_${f##*/}"
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echo "Done!"
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}
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symbolize_dir() {
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dir="$1"
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for f in $(find "$dir" -type f -name asan.log.*); do
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symbolize_file "$f"
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done
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}
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if [ ${#asan_logs[@]} -gt 0 ]; then
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for f in "${asan_logs[@]}"; do
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if [ -d "$f" ]; then
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symbolize_dir "$f"
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else
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symbolize_file "$f"
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fi
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done
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else
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symbolize
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fi
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