1# Copyright (c) 2019 Yubico AB. All rights reserved. 2# Use of this source code is governed by a BSD-style 3# license that can be found in the LICENSE file. 4 5IMAGE := libfido2-coverage:1.3.0 6RUNNER := libfido2-runner 7PROFDATA := llvm-profdata-9 8COV := llvm-cov-9 9TARGETS := fuzz_assert fuzz_bio fuzz_cred fuzz_credman fuzz_mgmt 10CORPORA := $(foreach f,${TARGETS},${f}/corpus) 11MINIFY := $(foreach f,${TARGETS},/minify/${f}/corpus) 12REMOTE := gs://libfido2-corpus.clusterfuzz-external.appspot.com 13.DEFAULT_GOAL := all 14 15all: ${TARGETS} 16 17build: 18 docker build -t ${IMAGE} - < Dockerfile 19 20run: build 21 -docker run -it -d --name ${RUNNER} ${IMAGE} 22 docker start ${RUNNER} 23 24sync: run 25 tar Ccf .. - src fuzz | docker exec -i ${RUNNER} tar Cxf /libfido2 - 26 docker exec ${RUNNER} make -C libfido2/build 27 28corpus: sync 29 docker exec ${RUNNER} /bin/bash -c 'cd /libfido2/fuzz && rm -rf ${TARGETS}' 30 docker exec ${RUNNER} tar Czxf /libfido2/fuzz /libfido2/fuzz/corpus.tgz 31 32${TARGETS}: corpus sync 33 docker exec -e LLVM_PROFILE_FILE=/profraw/$@ ${RUNNER} \ 34 /bin/bash -c 'rm -f /profraw/$@ && /libfido2/build/fuzz/$@ \ 35 -runs=1 /libfido2/fuzz/$@' 36 37${MINIFY}: /minify/%/corpus: % 38 docker exec ${RUNNER} /bin/bash -c 'rm -rf $@ && mkdir -p $@ && \ 39 /libfido2/build/fuzz/$< -use_value_profile=1 -merge=1 $@ \ 40 /libfido2/fuzz/$</corpus' 41 42corpus.tgz-: ${MINIFY} 43 docker exec -i ${RUNNER} tar Czcf /minify - ${TARGETS} > $@ 44 45profdata: run 46 docker exec ${RUNNER} /bin/bash -c 'rm -f /$@ && ${PROFDATA} \ 47 merge -sparse profraw/* -o $@' 48 49report.tgz: profdata 50 docker exec ${RUNNER} /bin/bash -c 'rm -rf /report && mkdir /report && \ 51 ${COV} show -format=html -tab-size=8 -instr-profile=/$< \ 52 -output-dir=/report /libfido2/build/src/libfido2.so' 53 docker exec -i ${RUNNER} tar Czcf / - report > $@ 54 55summary.txt: profdata 56 docker exec ${RUNNER} ${COV} report -use-color=false \ 57 /libfido2/build/src/libfido2.so -instr-profile=/$< > $@ 58 59functions.txt: profdata 60 docker exec ${RUNNER} /bin/bash -c '${COV} report -use-color=false \ 61 -show-functions -instr-profile=/$< \ 62 /libfido2/build/src/libfido2.so /libfido2/src/*.[ch]' > $@ 63 64clean: run 65 docker exec ${RUNNER} /bin/bash -c 'rm -rf /profraw /profdata && \ 66 make -C /libfido2/build clean' 67 -docker stop ${RUNNER} 68 rm -rf ${TARGETS} 69 70${CORPORA}: 71 -mkdir -p $@ 72 gsutil -q -m rsync -d -r ${REMOTE}/libFuzzer/libfido2_$(@:/corpus=) $@ 73 74corpus.tgz: ${CORPORA} 75 tar zcf $@ ${TARGETS} 76 77.PHONY: build run sync corpus ${TARGETS} ${CORPORA} 78.PHONY: report.tgz summary.txt functions.txt 79