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[golang] Use pre-installed go-fuzz dependencies (#2714). (#2736)

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Max Moroz 2019-08-21 12:08:22 -07:00 committed by GitHub
parent b33c276c0d
commit e944cdfbb8
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2 changed files with 31 additions and 56 deletions
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16
projects/golang/Dockerfile
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@ -17,18 +17,10 @@
FROM gcr.io/oss-fuzz-base/base-builder
MAINTAINER guidovranken@gmail.com
RUN apt-get update && apt-get install -y software-properties-common python-software-properties build-essential wget
# Golang 1.9 binaries are downloaded only to bootstrap the latest Golang from the development repository
RUN add-apt-repository -y ppa:gophers/archive && apt-get update && apt-get install -y golang-1.9-go
RUN ln -s /usr/lib/go-1.9/bin/go /usr/bin/go
# Get latest Golang
RUN git clone --depth 1 https://github.com/golang/go
RUN mkdir -p go/packages/src/github.com/dvyukov
RUN cd go/packages/src/github.com/dvyukov && git clone https://github.com/dvyukov/go-fuzz
RUN cd go/packages/src/github.com/dvyukov && git clone https://github.com/dvyukov/go-fuzz-corpus
RUN mkdir -p $GOPATH/src/github.com/dvyukov/ && \
cd $GOPATH/src/github.com/dvyukov/ && \
git clone https://github.com/dvyukov/go-fuzz-corpus
COPY build.sh $SRC/
WORKDIR $SRC/golang

71
projects/golang/build.sh
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@ -1,27 +1,8 @@
# Compile latest Go
cd go/src
./make.bash
cd $SRC
# Remove previous Go install (used for bootstrapping)
apt-get remove golang-1.9-go -y
rm /usr/bin/go
export GOROOT=`realpath go`
export GOPATH=$GOROOT/packages
export PATH=$GOROOT/bin:$PATH
# Dependency of go-fuzz
go get golang.org/x/tools/go/packages
# go-fuzz-build is the tool that instruments Go files
go build github.com/dvyukov/go-fuzz/go-fuzz-build
function compile_fuzzer {
fuzzer=$(basename $1)
# Instrument all Go files relevant to this fuzzer, compile and store in $fuzzer.a
./go-fuzz-build -libfuzzer -o $fuzzer.a github.com/dvyukov/go-fuzz-corpus/$fuzzer
go-fuzz-build -libfuzzer -o $fuzzer.a github.com/dvyukov/go-fuzz-corpus/$fuzzer
# Instrumented, compiled Go ($fuzzer.a) + libFuzzer = fuzzer binary
$CXX $CXXFLAGS -lFuzzingEngine $fuzzer.a -lpthread -o fuzzer-$fuzzer
@ -30,7 +11,8 @@ function compile_fuzzer {
cp fuzzer-$fuzzer $OUT
# Pack the seed corpus
zip -r fuzzer-${fuzzer}_seed_corpus.zip $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/$fuzzer/corpus
zip -r fuzzer-${fuzzer}_seed_corpus.zip \
$GOPATH/src/github.com/dvyukov/go-fuzz-corpus/$fuzzer/corpus
# Copy the seed corpus
cp fuzzer-${fuzzer}_seed_corpus.zip $OUT
@ -39,27 +21,28 @@ function compile_fuzzer {
export -f compile_fuzzer
# Use this to attempt to compile all
#find $GOPATH/src/github.com/dvyukov/go-fuzz-corpus -mindepth 1 -maxdepth 1 -type d -exec bash -c 'compile_fuzzer "$@"' bash {} \;
#find $SRC/go-fuzz-corpus -mindepth 1 -maxdepth 1 -type d -exec bash -c 'compile_fuzzer "$@"' bash {} \;
compile_fuzzer asn1
#compile_fuzzer bzip2
compile_fuzzer csv
compile_fuzzer elliptic
compile_fuzzer flate
compile_fuzzer fmt
#compile_fuzzer gif
compile_fuzzer gzip
compile_fuzzer httpreq
compile_fuzzer httpresp
compile_fuzzer jpeg
compile_fuzzer json
compile_fuzzer lzw
compile_fuzzer mime
compile_fuzzer multipart
compile_fuzzer png
compile_fuzzer tar
compile_fuzzer time
#compile_fuzzer url
compile_fuzzer xml
compile_fuzzer zip
compile_fuzzer zlib
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/asn1
#compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/bzip2
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/csv
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/elliptic
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/flate
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/fmt
#compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/gif
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/gzip
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/httpreq
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/httpresp
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/jpeg
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/json
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/lzw
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/mime
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/multipart
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/png
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/tar
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/time
#compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/url
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/xml
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/zip
compile_fuzzer $GOPATH/src/github.com/dvyukov/go-fuzz-corpus/zlib