bc192d95ca
Build each language fuzzer in two modes (halt_on_error=true and halt_on_error=false) and use different timeouts for each fuzzer. Also merge the run-fuzzer and reproduce scripts so they use identical values of ASAN_OPTIONS/UBSAN_OPTIONS/etc0
53 lines
1.3 KiB
Bash
Executable file
53 lines
1.3 KiB
Bash
Executable file
#!/bin/bash
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set -eux
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root=$(dirname "$0")/..
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export ASAN_OPTIONS="quarantine_size_mb=10:detect_leaks=1:symbolize=1"
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export UBSAN="print_stacktrace=1:halt_on_error=1:symbolize=1"
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declare -A mode_config=( ["halt"]="-timeout=1 -rss_limit_mb=256" ["recover"]="-timeout=10 -rss_limit_mb=256" )
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run_fuzzer() {
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if [ "$#" -lt 2 ]; then
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echo "usage: $0 <language> <halt|recover> <libFuzzer args...>"
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exit 1
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fi
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lang="$1"
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shift
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mode="$1"
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shift
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# Treat remainder of arguments as libFuzzer arguments
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# Fuzzing logs and testcases are always written to `pwd`, so `cd` there first
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results="${root}/out/fuzz-results/${lang}_${mode}"
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mkdir -p "${results}"
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cd "${results}"
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# Create a corpus directory, so new discoveries are stored on disk. These will
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# then be loaded on subsequent fuzzing runs
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mkdir -p corpus
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"../../${lang}_fuzzer_${mode}" "-dict=../../${lang}.dict" "-artifact_prefix=${lang}_${mode}_" -max_len=2048 ${mode_config[$mode]} "./corpus" "$@"
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}
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reproduce() {
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if [ ! "$#" == 3 ]; then
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echo "usage: $0 <language> (halt|recover) <testcase>"
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exit 1
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fi
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lang="$1"
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mode="$2"
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testcase="$3"
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"${root}/out/${lang}_fuzzer_${mode}" ${mode_config[$mode]} -runs=1 "${testcase}"
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}
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script=$(basename "$0")
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if [ "$script" == "run-fuzzer" ]; then
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run_fuzzer "$@"
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elif [ "$script" == "reproduce" ]; then
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reproduce "$@"
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fi
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