src/tests/oss-fuzz.sh

   1 #!/bin/bash
   2
   3 set -ex
   4
   5 export SANITIZER=${SANITIZER:-address}
   6 flags="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION"
   7 coverage_flags="-fsanitize=fuzzer-no-link"
   8
   9 sanitizer_flags="-fsanitize=address -fsanitize-address-use-after-scope"
  10 if [[ "$SANITIZER" == "undefined" ]]; then
  11     sanitizer_flags="-fsanitize=undefined"
  12 elif [[ "$SANITIZER" == "memory" ]]; then
  13     sanitizer_flags="-fsanitize=memory -fsanitize-memory-track-origins"
  14 fi
  15
  16 export CC=${CC:-clang}
  17 export CFLAGS=${CFLAGS:-$flags $sanitizer_flags $coverage_flags}
  18
  19 export CXX=${CXX:-clang++}
  20 export CXXFLAGS=${CXXFLAGS:-$flags $sanitizer_flags $coverage_flags}
  21
  22 export OUT=${OUT:-$(pwd)/out}
  23 mkdir -p $OUT
  24
  25 export LIB_FUZZING_ENGINE=${LIB_FUZZING_ENGINE:--fsanitize=fuzzer}
  26
  27 # turn off the libutil dependency
  28 sed -i 's/^AC_CHECK_LIB(util/#/' configure.ac
  29
  30 ./autogen.sh
  31 ./configure \
  32     --disable-tools \
  33     --disable-commands \
  34     --disable-apparmor \
  35     --disable-openssl \
  36     --disable-selinux \
  37     --disable-seccomp \
  38     --disable-capabilities \
  39     --disable-no-undefined \
  40     --enable-tests \
  41     --enable-fuzzers
  42
  43 make -j$(nproc)
  44
  45 for fuzz_target_source in src/tests/fuzz-lxc*.c; do
  46     fuzz_target_name=$(basename "$fuzz_target_source" ".c")
  47     cp "src/tests/$fuzz_target_name" "$OUT"
  48 done
  49
  50 perl -lne 'if (/config_jump_table\[\]\s*=/../^}/) { /"([^"]+)"/ && print "$1=" }' src/lxc/confile.c >doc/examples/keys.conf
  51 [[ -s doc/examples/keys.conf ]]
  52
  53 perl -lne 'if (/config_jump_table_net\[\]\s*=/../^}/) { /"([^"]+)"/ && print "lxc.net.$1=" }' src/lxc/confile.c >doc/examples/lxc-net-keys.conf
  54 [[ -s doc/examples/lxc-net-keys.conf ]]
  55
  56 zip -r $OUT/fuzz-lxc-config-read_seed_corpus.zip doc/examples
  57
  58 mkdir fuzz-lxc-define-load_seed_corpus
  59 perl -lne '/([^=]+)/ && print "printf $1= >fuzz-lxc-define-load_seed_corpus/$1"' doc/examples/{keys,lxc-net-keys}.conf | bash
  60 zip -r $OUT/fuzz-lxc-define-load_seed_corpus.zip fuzz-lxc-define-load_seed_corpus