efe6dd2904
This PR adds re-written difficulty calculators, which are based on uint256. It also adds a fuzzer + oss-fuzz integration for the new fuzzer. It does differential fuzzing between the new and old calculators. Note: this PR does not actually enable the new calculators.
75 lines
3.2 KiB
Bash
75 lines
3.2 KiB
Bash
#/bin/bash -eu
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# Copyright 2020 Google Inc.
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#
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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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#
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################################################################################
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# This file is for integration with Google OSS-Fuzz.
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# The following ENV variables are available when executing on OSS-fuzz:
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#
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# /out/ $OUT Directory to store build artifacts (fuzz targets, dictionaries, options files, seed corpus archives).
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# /src/ $SRC Directory to checkout source files.
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# /work/ $WORK Directory to store intermediate files.
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#
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# $CC, $CXX, $CCC The C and C++ compiler binaries.
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# $CFLAGS, $CXXFLAGS C and C++ compiler flags.
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# $LIB_FUZZING_ENGINE C++ compiler argument to link fuzz target against the prebuilt engine library (e.g. libFuzzer).
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function compile_fuzzer {
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path=$SRC/go-ethereum/$1
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func=$2
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fuzzer=$3
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corpusfile="${path}/testdata/${fuzzer}_seed_corpus.zip"
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echo "Building $fuzzer (expecting corpus at $corpusfile)"
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(cd $path && \
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go-fuzz -func $func -o $WORK/$fuzzer.a . && \
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echo "First stage built OK" && \
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$CXX $CXXFLAGS $LIB_FUZZING_ENGINE $WORK/$fuzzer.a -o $OUT/$fuzzer && \
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echo "Second stage built ok" )
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## Check if there exists a seed corpus file
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if [ -f $corpusfile ]
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then
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cp $corpusfile $OUT/
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echo "Found seed corpus: $corpusfile"
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fi
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}
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compile_fuzzer common/bitutil Fuzz fuzzBitutilCompress
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compile_fuzzer crypto/bn256 FuzzAdd fuzzBn256Add
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compile_fuzzer crypto/bn256 FuzzMul fuzzBn256Mul
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compile_fuzzer crypto/bn256 FuzzPair fuzzBn256Pair
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compile_fuzzer core/vm/runtime Fuzz fuzzVmRuntime
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compile_fuzzer crypto/blake2b Fuzz fuzzBlake2b
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compile_fuzzer tests/fuzzers/keystore Fuzz fuzzKeystore
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compile_fuzzer tests/fuzzers/txfetcher Fuzz fuzzTxfetcher
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compile_fuzzer tests/fuzzers/rlp Fuzz fuzzRlp
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compile_fuzzer tests/fuzzers/trie Fuzz fuzzTrie
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compile_fuzzer tests/fuzzers/stacktrie Fuzz fuzzStackTrie
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compile_fuzzer tests/fuzzers/difficulty Fuzz fuzzDifficulty
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compile_fuzzer tests/fuzzers/bls12381 FuzzG1Add fuzz_g1_add
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compile_fuzzer tests/fuzzers/bls12381 FuzzG1Mul fuzz_g1_mul
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compile_fuzzer tests/fuzzers/bls12381 FuzzG1MultiExp fuzz_g1_multiexp
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compile_fuzzer tests/fuzzers/bls12381 FuzzG2Add fuzz_g2_add
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compile_fuzzer tests/fuzzers/bls12381 FuzzG2Mul fuzz_g2_mul
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compile_fuzzer tests/fuzzers/bls12381 FuzzG2MultiExp fuzz_g2_multiexp
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compile_fuzzer tests/fuzzers/bls12381 FuzzPairing fuzz_pairing
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compile_fuzzer tests/fuzzers/bls12381 FuzzMapG1 fuzz_map_g1
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compile_fuzzer tests/fuzzers/bls12381 FuzzMapG2 fuzz_map_g2
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# This doesn't work very well @TODO
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#compile_fuzzertests/fuzzers/abi Fuzz fuzzAbi
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