diff --git a/projects/botocore/Dockerfile b/projects/botocore/Dockerfile new file mode 100644 index 000000000..3f0952b14 --- /dev/null +++ b/projects/botocore/Dockerfile @@ -0,0 +1,18 @@ +#!/usr/bin/python3 +# Copyright 2022 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +FROM gcr.io/oss-fuzz-base/base-builder-python +RUN git clone --depth=1 https://github.com/boto/botocore botocore +COPY *.sh *py $SRC/ +WORKDIR $SRC/botocore diff --git a/projects/botocore/build.sh b/projects/botocore/build.sh new file mode 100644 index 000000000..338e12e52 --- /dev/null +++ b/projects/botocore/build.sh @@ -0,0 +1,22 @@ +#!/bin/bash -eu +# Copyright 2022 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +################################################################################ +pip3 install . + +# Build fuzzers in $OUT. +for fuzzer in $(find $SRC -name 'fuzz_*.py'); do + compile_python_fuzzer $fuzzer +done diff --git a/projects/botocore/fuzz_serialization.py b/projects/botocore/fuzz_serialization.py new file mode 100644 index 000000000..6513b1922 --- /dev/null +++ b/projects/botocore/fuzz_serialization.py @@ -0,0 +1,81 @@ +#!/usr/bin/python3 +# Copyright 2022 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +import sys +import atheris + +import io +import botocore +from botocore import serialize +from botocore.model import ServiceModel + + +def TestOneInput(data): + fdp = atheris.FuzzedDataProvider(data) + protocols = [ + 'rest-xml', 'json', 'query' + ] + protocol_str = protocols[fdp.ConsumeIntInRange(0, len(protocols)-1)] + + # Simple model with a single shape of type blob + model = { + 'metadata': {'protocol': protocol_str, 'apiVersion': '2022-01-01'}, + 'documentation': '', + 'operations': { + 'FuzzOperation': { + 'name': 'FuzzOperation', + 'http': { + 'method': 'POST', + 'requestUri': '/', + }, + 'input': {'shape': 'FuzzInputShape'}, + } + }, + 'shapes': { + 'FuzzInputShape': { + 'type': 'structure', + 'members': { + 'Blob': {'shape': 'BlobType'}, + }, + }, + 'BlobType': { + 'type': 'blob', + }, + }, + } + + service_model = ServiceModel(model) + request_serializer = serialize.create_serializer( + service_model.metadata['protocol'] + ) + body = io.BytesIO(data) + try: + request_serializer.serialize_to_request( + body, + service_model.operation_model('FuzzOperation') + ) + except botocore.exceptions.ParamValidationError: + pass + + +def main(): + atheris.instrument_all() + atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True) + atheris.Fuzz() + + +if __name__ == "__main__": + main() + diff --git a/projects/botocore/project.yaml b/projects/botocore/project.yaml new file mode 100644 index 000000000..59881a89a --- /dev/null +++ b/projects/botocore/project.yaml @@ -0,0 +1,10 @@ +fuzzing_engines: +- libfuzzer +homepage: https://github.com/boto/botocore +language: python +main_repo: https://github.com/boto/botocore +sanitizers: +- address +- undefined +vendor_ccs: +- david@adalogics.com