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ci(fuzz): Bug fixes and tweaks for fuzz scripts

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Chris Hennick 2024-06-06 15:18:29 -07:00
parent ca37dbc74e
commit d6d7145cd0
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GPG key ID: DA47AABA4961C509
2 changed files with 17 additions and 2 deletions
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13
fuzz-until-converged.sh Executable file
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@ -0,0 +1,13 @@
#!/bin/bash
rm -r "fuzz/corpus/fuzz_$1_old"
updated=1
while [[ $updated ]]; do
updated=0
cp -r "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_old"
cargo fuzz run --all-features "fuzz_$1" "fuzz/corpus/fuzz_$1" -- \
-dict=fuzz/fuzz.dict -max_len="$2" -rss_limit_mb=8192 \
-fork="$(nproc || getconf NPROCESSORS_ONLN)" -runs=1000000
./recursive-fuzz-cmin.sh "$1" "$2"
updated=$(diff "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_old")
rm -r "fuzz/corpus/fuzz_$1_old"
done

6
recursive-fuzz-cmin.sh
View file

@ -1,6 +1,7 @@
#!/bin/bash
cp -r "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_iter_0"
i=0
find fuzz/corpus -iname "fuzz_$1_iter_*" -exec rm -r {} +
cp -r "fuzz/corpus/fuzz_$1" "fuzz/corpus/fuzz_$1_iter_0"
while true; do
j=$((i + 1))
cp -r "fuzz/corpus/fuzz_$1_iter_${i}" "fuzz/corpus/fuzz_$1_iter_${i}.bak"
@ -11,7 +12,8 @@ while true; do
# Last iteration made no difference, so we're done
rm -r "fuzz/corpus/fuzz_$1"
mv "fuzz/corpus/fuzz_$1_iter_${j}" "fuzz/corpus/fuzz_$1"
find fuzz/corpus -iname "fuzz_$1_iter_*" -exec rm -r {} +
exit 0
fi
i=$j
done
done