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ci.sh
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#!/usr/bin/env bash
# Copyright (c) the JPEG XL Project Authors.
#
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file or at
# https://developers.google.com/open-source/licenses/bsd
# Continuous integration helper module. This module is meant to be called from
# workflows during the continuous integration build, as well as from the
# command line for developers.
set -eu
OS=`uname -s`
SELF=$(realpath "$0")
MYDIR=$(dirname "${SELF}")
### Environment parameters:
# TODO(eustas): tighten; only several items need more than 48KiB
TEST_STACK_LIMIT="${TEST_STACK_LIMIT:-96}"
BENCHMARK_NUM_THREADS="${BENCHMARK_NUM_THREADS:-0}"
BUILD_CONFIG=${BUILD_CONFIG:-}
CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE:-RelWithDebInfo}
CMAKE_PREFIX_PATH=${CMAKE_PREFIX_PATH:-}
CMAKE_C_COMPILER_LAUNCHER=${CMAKE_C_COMPILER_LAUNCHER:-}
CMAKE_CXX_COMPILER_LAUNCHER=${CMAKE_CXX_COMPILER_LAUNCHER:-}
CMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM:-}
SKIP_BUILD="${SKIP_BUILD:-0}"
SKIP_TEST="${SKIP_TEST:-0}"
FASTER_MSAN_BUILD="${FASTER_MSAN_BUILD:-0}"
TARGETS="${TARGETS:-all doc}"
TEST_SELECTOR="${TEST_SELECTOR:-}"
BUILD_TARGET="${BUILD_TARGET:-}"
ENABLE_WASM_SIMD="${ENABLE_WASM_SIMD:-0}"
CORPUS_DIR="${CORPUS_DIR:-}"
if [[ -n "${BUILD_TARGET}" ]]; then
BUILD_DIR="${BUILD_DIR:-${MYDIR}/build-${BUILD_TARGET%%-*}}"
else
BUILD_DIR="${BUILD_DIR:-${MYDIR}/build}"
fi
# Whether we should post a message in the MR when the build fails.
POST_MESSAGE_ON_ERROR="${POST_MESSAGE_ON_ERROR:-1}"
# By default, do a lightweight debian HWY package build.
HWY_PKG_OPTIONS="${HWY_PKG_OPTIONS:---set-envvar=HWY_EXTRA_CONFIG=-DBUILD_TESTING=OFF -DHWY_ENABLE_EXAMPLES=OFF -DHWY_ENABLE_CONTRIB=OFF}"
# Set default compilers to clang if not already set
export CC=${CC:-clang}
export CXX=${CXX:-clang++}
# Time limit for the "fuzz" command in seconds (0 means no limit).
FUZZER_MAX_TIME="${FUZZER_MAX_TIME:-0}"
SANITIZER="none"
if [[ "${BUILD_TARGET%%-*}" == "x86_64" ||
"${BUILD_TARGET%%-*}" == "i686" ]]; then
# Default to building all targets, even if compiler baseline is SSE4
HWY_BASELINE_TARGETS=${HWY_BASELINE_TARGETS:-HWY_EMU128}
else
HWY_BASELINE_TARGETS=${HWY_BASELINE_TARGETS:-}
fi
# Convenience flag to pass both CMAKE_C_FLAGS and CMAKE_CXX_FLAGS
CMAKE_FLAGS=${CMAKE_FLAGS:-}
CMAKE_C_FLAGS="${CMAKE_C_FLAGS:-} ${CMAKE_FLAGS}"
CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS:-} ${CMAKE_FLAGS}"
CMAKE_CROSSCOMPILING_EMULATOR=${CMAKE_CROSSCOMPILING_EMULATOR:-}
CMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS:-}
CMAKE_FIND_ROOT_PATH=${CMAKE_FIND_ROOT_PATH:-}
CMAKE_MODULE_LINKER_FLAGS=${CMAKE_MODULE_LINKER_FLAGS:-}
CMAKE_SHARED_LINKER_FLAGS=${CMAKE_SHARED_LINKER_FLAGS:-}
CMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE:-}
if [[ "${ENABLE_WASM_SIMD}" -ne "0" ]]; then
CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -msimd128"
CMAKE_C_FLAGS="${CMAKE_C_FLAGS} -msimd128"
CMAKE_EXE_LINKER_FLAGS="${CMAKE_EXE_LINKER_FLAGS} -msimd128"
fi
if [[ "${ENABLE_WASM_SIMD}" -eq "2" ]]; then
CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -DHWY_WANT_WASM2"
CMAKE_C_FLAGS="${CMAKE_C_FLAGS} -DHWY_WANT_WASM2"
fi
if [[ -z "${BUILD_CONFIG}" ]]; then
TOOLS_DIR="${BUILD_DIR}/tools"
else
TOOLS_DIR="${BUILD_DIR}/tools/${BUILD_CONFIG}"
fi
if [[ ! -z "${HWY_BASELINE_TARGETS}" ]]; then
CMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -DHWY_BASELINE_TARGETS=${HWY_BASELINE_TARGETS}"
fi
# Version inferred from the CI variables.
CI_COMMIT_SHA=${GITHUB_SHA:-}
JPEGXL_VERSION=${JPEGXL_VERSION:-}
# Benchmark parameters
STORE_IMAGES=${STORE_IMAGES:-1}
BENCHMARK_CORPORA="${MYDIR}/third_party/corpora"
# Local flags passed to sanitizers.
UBSAN_FLAGS=(
-fsanitize=alignment
-fsanitize=bool
-fsanitize=bounds
-fsanitize=builtin
-fsanitize=enum
-fsanitize=float-cast-overflow
-fsanitize=float-divide-by-zero
-fsanitize=integer-divide-by-zero
-fsanitize=null
-fsanitize=object-size
-fsanitize=pointer-overflow
-fsanitize=return
-fsanitize=returns-nonnull-attribute
-fsanitize=shift-base
-fsanitize=shift-exponent
-fsanitize=unreachable
-fsanitize=vla-bound
-fno-sanitize-recover=undefined
# Brunsli uses unaligned accesses to uint32_t, so alignment is just a warning.
-fsanitize-recover=alignment
)
# -fsanitize=function doesn't work on aarch64 and arm.
if [[ "${BUILD_TARGET%%-*}" != "aarch64" &&
"${BUILD_TARGET%%-*}" != "arm" ]]; then
UBSAN_FLAGS+=(
-fsanitize=function
)
fi
if [[ "${BUILD_TARGET%%-*}" != "arm" ]]; then
UBSAN_FLAGS+=(
-fsanitize=signed-integer-overflow
)
fi
CLANG_TIDY_BIN_CANDIDATES=(
clang-tidy
clang-tidy-6.0
clang-tidy-7
clang-tidy-8
clang-tidy-9
clang-tidy-10
clang-tidy-11
clang-tidy-12
clang-tidy-13
clang-tidy-14
clang-tidy-15
clang-tidy-16
clang-tidy-17
clang-tidy-18
)
CLANG_TIDY_BIN=${CLANG_TIDY_BIN:-$(which ${CLANG_TIDY_BIN_CANDIDATES[@]} 2>/dev/null | tail -n 1)}
# Default to "cat" if "colordiff" is not installed or if stdout is not a tty.
if [[ -t 1 ]]; then
COLORDIFF_BIN=$(which colordiff cat 2>/dev/null | head -n 1)
else
COLORDIFF_BIN="cat"
fi
FIND_BIN=$(which gfind find 2>/dev/null | head -n 1)
# "false" will disable wine64 when not installed. This won't allow
# cross-compiling.
WINE_BIN=$(which wine64 false 2>/dev/null | head -n 1)
CLANG_VERSION="${CLANG_VERSION:-}"
# Detect the clang version suffix and store it in CLANG_VERSION. For example,
# "6.0" for clang 6 or "7" for clang 7.
detect_clang_version() {
if [[ -n "${CLANG_VERSION}" ]]; then
return 0
fi
local clang_version=$("${CC:-clang}" --version | head -n1)
clang_version=${clang_version#"Debian "}
clang_version=${clang_version#"Ubuntu "}
local llvm_tag
case "${clang_version}" in
"clang version 6."*)
CLANG_VERSION="6.0"
;;
"clang version "*)
# Any other clang version uses just the major version number.
local suffix="${clang_version#clang version }"
CLANG_VERSION="${suffix%%.*}"
;;
"emcc"*)
# We can't use asan or msan in the emcc case.
;;
*)
echo "Unknown clang version: ${clang_version}" >&2
return 1
esac
}
# Temporary files cleanup hooks.
CLEANUP_FILES=()
cleanup() {
if [[ ${#CLEANUP_FILES[@]} -ne 0 ]]; then
rm -fr "${CLEANUP_FILES[@]}"
fi
}
# Executed on exit.
on_exit() {
local retcode="$1"
# Always cleanup the CLEANUP_FILES.
cleanup
}
trap 'retcode=$?; { set +x; } 2>/dev/null; on_exit ${retcode}' INT TERM EXIT
# These variables are populated when calling merge_request_commits().
# The current hash at the top of the current branch or merge request branch (if
# running from a merge request pipeline).
MR_HEAD_SHA=""
# The common ancestor between the current commit and the tracked branch, such
# as main. This includes a list
MR_ANCESTOR_SHA=""
# Populate MR_HEAD_SHA and MR_ANCESTOR_SHA.
merge_request_commits() {
{ set +x; } 2>/dev/null
# GITHUB_SHA is the current reference being build in GitHub Actions.
if [[ -n "${GITHUB_SHA:-}" ]]; then
# GitHub normally does a checkout of a merge commit on a shallow repository
# by default. We want to get a bit more of the history to be able to diff
# changes on the Pull Request if needed. This fetches 10 more commits which
# should be enough given that PR normally should have 1 commit.
git -C "${MYDIR}" fetch -q origin "${GITHUB_SHA}" --depth 10
if [ "${GITHUB_EVENT_NAME}" = "pull_request" ]; then
MR_HEAD_SHA="$(git rev-parse "FETCH_HEAD^2" 2>/dev/null ||
echo "${GITHUB_SHA}")"
else
MR_HEAD_SHA="${GITHUB_SHA}"
fi
else
MR_HEAD_SHA=$(git -C "${MYDIR}" rev-parse -q "HEAD")
fi
if [[ -n "${GITHUB_BASE_REF:-}" ]]; then
# Pull request workflow in GitHub Actions. GitHub checkout action uses
# "origin" as the remote for the git checkout.
git -C "${MYDIR}" fetch -q origin "${GITHUB_BASE_REF}"
MR_ANCESTOR_SHA=$(git -C "${MYDIR}" rev-parse -q FETCH_HEAD)
else
# We are in a local branch, not a pull request workflow.
MR_ANCESTOR_SHA=$(git -C "${MYDIR}" rev-parse -q HEAD@{upstream} || true)
fi
if [[ -z "${MR_ANCESTOR_SHA}" ]]; then
echo "Warning, not tracking any branch, using the last commit in HEAD.">&2
# This prints the return value with just HEAD.
MR_ANCESTOR_SHA=$(git -C "${MYDIR}" rev-parse -q "${MR_HEAD_SHA}^")
else
# GitHub runs the pipeline on a merge commit, no need to look for the common
# ancestor in that case.
if [[ -z "${GITHUB_BASE_REF:-}" ]]; then
MR_ANCESTOR_SHA=$(git -C "${MYDIR}" merge-base \
"${MR_ANCESTOR_SHA}" "${MR_HEAD_SHA}")
fi
fi
set -x
}
# Set up and export the environment variables needed by the child processes.
export_env() {
if [[ "${BUILD_TARGET}" == *mingw32 ]]; then
# Wine needs to know the paths to the mingw dlls. These should be
# separated by ';'.
WINEPATH=$("${CC:-clang}" -print-search-dirs --target="${BUILD_TARGET}" \
| grep -F 'libraries: =' | cut -f 2- -d '=' | tr ':' ';')
# We also need our own libraries in the wine path.
local real_build_dir=$(realpath "${BUILD_DIR}")
# Some library .dll dependencies are installed in /bin:
export WINEPATH="${WINEPATH};${real_build_dir};${real_build_dir}/third_party/brotli;/usr/${BUILD_TARGET}/bin"
local prefix="${BUILD_DIR}/wineprefix"
mkdir -p "${prefix}"
export WINEPREFIX=$(realpath "${prefix}")
fi
# Sanitizers need these variables to print and properly format the stack
# traces:
LLVM_SYMBOLIZER=$("${CC:-clang}" -print-prog-name=llvm-symbolizer || true)
if [[ -n "${LLVM_SYMBOLIZER}" ]]; then
export ASAN_SYMBOLIZER_PATH="${LLVM_SYMBOLIZER}"
export MSAN_SYMBOLIZER_PATH="${LLVM_SYMBOLIZER}"
export UBSAN_SYMBOLIZER_PATH="${LLVM_SYMBOLIZER}"
fi
}
cmake_configure() {
export_env
if [[ "${EMIT_STACK_SIZES:-0}" == 1 ]]; then
# Dump the stack size of each function in the .stack_sizes section for
# analysis.
CMAKE_C_FLAGS+=" -fstack-size-section"
CMAKE_CXX_FLAGS+=" -fstack-size-section"
fi
local args=(
-B"${BUILD_DIR}" -H"${MYDIR}"
-DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}"
-G Ninja
-DCMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS}"
-DCMAKE_C_FLAGS="${CMAKE_C_FLAGS}"
-DCMAKE_EXE_LINKER_FLAGS="${CMAKE_EXE_LINKER_FLAGS}"
-DCMAKE_MODULE_LINKER_FLAGS="${CMAKE_MODULE_LINKER_FLAGS}"
-DCMAKE_SHARED_LINKER_FLAGS="${CMAKE_SHARED_LINKER_FLAGS}"
-DJPEGXL_VERSION="${JPEGXL_VERSION}"
-DSANITIZER="${SANITIZER}"
# These are not enabled by default in cmake.
-DJPEGXL_ENABLE_VIEWERS=ON
-DJPEGXL_ENABLE_PLUGINS=ON
-DJPEGXL_ENABLE_DEVTOOLS=ON
# We always use libfuzzer in the ci.sh wrapper.
-DJPEGXL_FUZZER_LINK_FLAGS="-fsanitize=fuzzer"
)
if [[ "${BUILD_TARGET}" != *mingw32 ]]; then
args+=(
-DJPEGXL_WARNINGS_AS_ERRORS=ON
)
fi
if [[ -n "${BUILD_TARGET}" ]]; then
local system_name="Linux"
if [[ "${BUILD_TARGET}" == *mingw32 ]]; then
# When cross-compiling with mingw the target must be set to Windows and
# run programs with wine.
system_name="Windows"
args+=(
-DCMAKE_CROSSCOMPILING_EMULATOR="${WINE_BIN}"
# Normally CMake automatically defines MINGW=1 when building with the
# mingw compiler (x86_64-w64-mingw32-gcc) but we are normally compiling
# with clang.
-DMINGW=1
)
fi
# EMSCRIPTEN toolchain sets the right values itself
if [[ "${BUILD_TARGET}" != wasm* ]]; then
# If set, BUILD_TARGET must be the target triplet such as
# x86_64-unknown-linux-gnu.
args+=(
-DCMAKE_C_COMPILER_TARGET="${BUILD_TARGET}"
-DCMAKE_CXX_COMPILER_TARGET="${BUILD_TARGET}"
# Only the first element of the target triplet.
-DCMAKE_SYSTEM_PROCESSOR="${BUILD_TARGET%%-*}"
-DCMAKE_SYSTEM_NAME="${system_name}"
-DCMAKE_TOOLCHAIN_FILE="${CMAKE_TOOLCHAIN_FILE}"
)
else
args+=(
# sjpeg confuses WASM SIMD with SSE.
-DSJPEG_ENABLE_SIMD=OFF
# Building shared libs is not very useful for WASM.
-DBUILD_SHARED_LIBS=OFF
)
fi
args+=(
# These are needed to make googletest work when cross-compiling.
-DCMAKE_CROSSCOMPILING=1
-DHAVE_STD_REGEX=0
-DHAVE_POSIX_REGEX=0
-DHAVE_GNU_POSIX_REGEX=0
-DHAVE_STEADY_CLOCK=0
-DHAVE_THREAD_SAFETY_ATTRIBUTES=0
)
if [[ -z "${CMAKE_FIND_ROOT_PATH}" ]]; then
# find_package() will look in this prefix for libraries.
CMAKE_FIND_ROOT_PATH="/usr/${BUILD_TARGET}"
fi
if [[ -z "${CMAKE_PREFIX_PATH}" ]]; then
CMAKE_PREFIX_PATH="/usr/${BUILD_TARGET}"
fi
# Use pkg-config for the target. If there's no pkg-config available for the
# target we can set the PKG_CONFIG_PATH to the appropriate path in most
# linux distributions.
local pkg_config=$(which "${BUILD_TARGET}-pkg-config" || true)
if [[ -z "${pkg_config}" ]]; then
pkg_config=$(which pkg-config)
export PKG_CONFIG_LIBDIR="/usr/${BUILD_TARGET}/lib/pkgconfig"
fi
if [[ -n "${pkg_config}" ]]; then
args+=(-DPKG_CONFIG_EXECUTABLE="${pkg_config}")
fi
fi
if [[ -n "${CMAKE_CROSSCOMPILING_EMULATOR}" ]]; then
args+=(
-DCMAKE_CROSSCOMPILING_EMULATOR="${CMAKE_CROSSCOMPILING_EMULATOR}"
)
fi
if [[ -n "${CMAKE_FIND_ROOT_PATH}" ]]; then
args+=(
-DCMAKE_FIND_ROOT_PATH="${CMAKE_FIND_ROOT_PATH}"
)
fi
if [[ -n "${CMAKE_PREFIX_PATH}" ]]; then
args+=(
-DCMAKE_PREFIX_PATH="${CMAKE_PREFIX_PATH}"
)
fi
if [[ -n "${CMAKE_C_COMPILER_LAUNCHER}" ]]; then
args+=(
-DCMAKE_C_COMPILER_LAUNCHER="${CMAKE_C_COMPILER_LAUNCHER}"
)
fi
if [[ -n "${CMAKE_CXX_COMPILER_LAUNCHER}" ]]; then
args+=(
-DCMAKE_CXX_COMPILER_LAUNCHER="${CMAKE_CXX_COMPILER_LAUNCHER}"
)
fi
if [[ -n "${CMAKE_MAKE_PROGRAM}" ]]; then
args+=(
-DCMAKE_MAKE_PROGRAM="${CMAKE_MAKE_PROGRAM}"
)
fi
if [[ "${BUILD_TARGET}" == wasm* ]]; then
emcmake cmake "${args[@]}" "$@"
else
cmake "${args[@]}" "$@"
fi
}
cmake_build_and_test() {
if [[ "${SKIP_BUILD}" -eq "1" ]]; then
return 0
fi
# gtest_discover_tests() runs the test binaries to discover the list of tests
# at build time, which fails under qemu.
ASAN_OPTIONS=detect_leaks=0 cmake --build "${BUILD_DIR}" -- $TARGETS
# Pack test binaries if requested.
if [[ "${PACK_TEST:-}" == "1" ]]; then
(cd "${BUILD_DIR}"
${FIND_BIN} -name '*.cmake' -a '!' -path '*CMakeFiles*'
# gtest / gtest_main shared libs
${FIND_BIN} lib/ -name 'libg*.so*'
${FIND_BIN} -type d -name tests -a '!' -path '*CMakeFiles*'
) | tar -C "${BUILD_DIR}" -cf "${BUILD_DIR}/tests.tar.xz" -T - \
--use-compress-program="xz --threads=$(nproc --all || echo 1) -6"
du -h "${BUILD_DIR}/tests.tar.xz"
# Pack coverage data if also available.
touch "${BUILD_DIR}/gcno.sentinel"
(cd "${BUILD_DIR}"; echo gcno.sentinel; ${FIND_BIN} -name '*gcno') | \
tar -C "${BUILD_DIR}" -cvf "${BUILD_DIR}/gcno.tar.xz" -T - \
--use-compress-program="xz --threads=$(nproc --all || echo 1) -6"
fi
if [[ "${SKIP_TEST}" -ne "1" ]]; then
(cd "${BUILD_DIR}"
export UBSAN_OPTIONS=print_stacktrace=1
[[ "${TEST_STACK_LIMIT}" == "none" ]] || ulimit -s "${TEST_STACK_LIMIT}"
ctest -j $(nproc --all || echo 1) ${TEST_SELECTOR} --output-on-failure)
fi
}
# Configure the build to strip unused functions. This considerably reduces the
# output size, specially for tests which only use a small part of the whole
# library.
strip_dead_code() {
# Emscripten does tree shaking without any extra flags.
if [[ "${BUILD_TARGET}" == wasm* ]]; then
return 0
fi
# -ffunction-sections, -fdata-sections and -Wl,--gc-sections effectively
# discard all unreachable code, reducing the code size. For this to work, we
# need to also pass --no-export-dynamic to prevent it from exporting all the
# internal symbols (like functions) making them all reachable and thus not a
# candidate for removal.
CMAKE_CXX_FLAGS+=" -ffunction-sections -fdata-sections"
CMAKE_C_FLAGS+=" -ffunction-sections -fdata-sections"
if [[ "${OS}" == "Darwin" ]]; then
CMAKE_EXE_LINKER_FLAGS+=" -dead_strip"
CMAKE_SHARED_LINKER_FLAGS+=" -dead_strip"
else
CMAKE_EXE_LINKER_FLAGS+=" -Wl,--gc-sections -Wl,--no-export-dynamic"
CMAKE_SHARED_LINKER_FLAGS+=" -Wl,--gc-sections -Wl,--no-export-dynamic"
fi
}
### Externally visible commands
cmd_debug() {
CMAKE_BUILD_TYPE="DebugOpt"
cmake_configure "$@"
cmake_build_and_test
}
cmd_release() {
CMAKE_BUILD_TYPE="Release"
strip_dead_code
cmake_configure "$@"
cmake_build_and_test
}
cmd_opt() {
CMAKE_BUILD_TYPE="RelWithDebInfo"
CMAKE_CXX_FLAGS+=" -DJXL_IS_DEBUG_BUILD"
cmake_configure "$@"
cmake_build_and_test
}
cmd_coverage() {
# -O0 prohibits stack space reuse -> causes stack-overflow on dozens of tests.
TEST_STACK_LIMIT="none"
cmd_release -DJPEGXL_ENABLE_COVERAGE=ON "$@"
if [[ "${SKIP_TEST}" -ne "1" ]]; then
# If we didn't run the test we also don't print a coverage report.
cmd_coverage_report
fi
}
cmd_coverage_report() {
LLVM_COV=$("${CC:-clang}" -print-prog-name=llvm-cov)
local real_build_dir=$(realpath "${BUILD_DIR}")
local gcovr_args=(
-r "${real_build_dir}"
--gcov-executable "${LLVM_COV} gcov"
--gcov-ignore-parse-errors suspicious_hits.warn_once_per_file
# Only print coverage information for the libjxl directories. The rest
# is not part of the code under test.
--filter '.*jxl/.*'
--exclude '.*_gbench.cc'
--exclude '.*_test.cc'
--exclude '.*_testonly..*'
--exclude '.*_debug.*'
--exclude '.*test_utils..*'
--object-directory "${real_build_dir}"
)
(
cd "${real_build_dir}"
gcovr "${gcovr_args[@]}" --html --html-details \
--output="${real_build_dir}/coverage.html"
gcovr "${gcovr_args[@]}" --print-summary |
tee "${real_build_dir}/coverage.txt"
gcovr "${gcovr_args[@]}" --xml --output="${real_build_dir}/coverage.xml"
)
}
cmd_test() {
export_env
# Unpack tests if needed.
if [[ -e "${BUILD_DIR}/tests.tar.xz" && ! -d "${BUILD_DIR}/tests" ]]; then
tar -C "${BUILD_DIR}" -Jxvf "${BUILD_DIR}/tests.tar.xz"
fi
if [[ -e "${BUILD_DIR}/gcno.tar.xz" && ! -d "${BUILD_DIR}/gcno.sentinel" ]]; then
tar -C "${BUILD_DIR}" -Jxvf "${BUILD_DIR}/gcno.tar.xz"
fi
(cd "${BUILD_DIR}"
export UBSAN_OPTIONS=print_stacktrace=1
[[ "${TEST_STACK_LIMIT}" == "none" ]] || ulimit -s "${TEST_STACK_LIMIT}"
ctest -j $(nproc --all || echo 1) ${TEST_SELECTOR} --output-on-failure "$@")
}
cmd_gbench() {
export_env
(cd "${BUILD_DIR}"
export UBSAN_OPTIONS=print_stacktrace=1
lib/jxl_gbench \
--benchmark_counters_tabular=true \
--benchmark_out_format=json \
--benchmark_out=gbench.json "$@"
)
}
cmd_asanfuzz() {
CMAKE_CXX_FLAGS+=" -fsanitize=fuzzer-no-link -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION=1"
CMAKE_C_FLAGS+=" -fsanitize=fuzzer-no-link -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION=1"
cmd_asan -DJPEGXL_ENABLE_FUZZERS=ON "$@"
}
cmd_msanfuzz() {
# Install msan if needed before changing the flags.
detect_clang_version
local msan_prefix="${HOME}/.msan/${CLANG_VERSION}"
# TODO(eustas): why libc++abi.a is bad?
if [[ ! -d "${msan_prefix}" || -e "${msan_prefix}/lib/libc++abi.a" ]]; then
# Install msan libraries for this version if needed or if an older version
# with libc++abi was installed.
cmd_msan_install
fi
CMAKE_CXX_FLAGS+=" -fsanitize=fuzzer-no-link -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION=1"
CMAKE_C_FLAGS+=" -fsanitize=fuzzer-no-link -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION=1"
cmd_msan -DJPEGXL_ENABLE_FUZZERS=ON "$@"
}
cmd_asan() {
SANITIZER="asan"
CMAKE_C_FLAGS+=" -g -DADDRESS_SANITIZER \
-fsanitize=address ${UBSAN_FLAGS[@]}"
CMAKE_CXX_FLAGS+=" -g -DADDRESS_SANITIZER \
-fsanitize=address ${UBSAN_FLAGS[@]}"
strip_dead_code
cmake_configure "$@" -DJPEGXL_ENABLE_TCMALLOC=OFF
cmake_build_and_test
}
cmd_tsan() {
SANITIZER="tsan"
local tsan_args=(
-g
-DTHREAD_SANITIZER
-fsanitize=thread
)
CMAKE_C_FLAGS+=" ${tsan_args[@]}"
CMAKE_CXX_FLAGS+=" ${tsan_args[@]}"
cmake_configure "$@" -DJPEGXL_ENABLE_TCMALLOC=OFF
cmake_build_and_test
}
cmd_msan() {
SANITIZER="msan"
detect_clang_version
local msan_prefix="${HOME}/.msan/${CLANG_VERSION}"
if [[ ! -d "${msan_prefix}" || -e "${msan_prefix}/lib/libc++abi.a" ]]; then
# Install msan libraries for this version if needed or if an older version
# with libc++abi was installed.
cmd_msan_install
fi
local msan_c_flags=(
-fsanitize=memory
-fno-omit-frame-pointer
-g
-DMEMORY_SANITIZER
# Force gtest to not use the cxxbai.
-DGTEST_HAS_CXXABI_H_=0
)
if [[ "${FASTER_MSAN_BUILD}" -ne "1" ]]; then
msan_c_flags=(
"${msan_c_flags[@]}"
-fsanitize-memory-track-origins
)
fi
local msan_cxx_flags=(
"${msan_c_flags[@]}"
# Some C++ sources don't use the std at all, so the -stdlib=libc++ is unused
# in those cases. Ignore the warning.
-Wno-unused-command-line-argument
-stdlib=libc++
# We include the libc++ from the msan directory instead, so we don't want
# the std includes.
-nostdinc++
-cxx-isystem"${msan_prefix}/include/c++/v1"
)
local msan_linker_flags=(
-L"${msan_prefix}"/lib
-Wl,-rpath -Wl,"${msan_prefix}"/lib/
)
CMAKE_C_FLAGS+=" ${msan_c_flags[@]}"
CMAKE_CXX_FLAGS+=" ${msan_cxx_flags[@]}"
CMAKE_EXE_LINKER_FLAGS+=" ${msan_linker_flags[@]}"
CMAKE_MODULE_LINKER_FLAGS+=" ${msan_linker_flags[@]}"
CMAKE_SHARED_LINKER_FLAGS+=" ${msan_linker_flags[@]}"
strip_dead_code
# MSAN share of stack size is non-negligible.
TEST_STACK_LIMIT="none"
# TODO(eustas): investigate why fuzzers do not link when MSAN libc++ is used
cmake_configure "$@" \
-DCMAKE_CROSSCOMPILING=1 -DRUN_HAVE_STD_REGEX=0 -DRUN_HAVE_POSIX_REGEX=0 \
-DJPEGXL_ENABLE_TCMALLOC=OFF -DJPEGXL_WARNINGS_AS_ERRORS=OFF \
-DCMAKE_REQUIRED_LINK_OPTIONS="${msan_linker_flags[@]}" \
-DJPEGXL_ENABLE_FUZZERS=OFF
cmake_build_and_test
}
# Install libc++ libraries compiled with msan in the msan_prefix for the current
# compiler version.
cmd_msan_install() {
local tmpdir=$(mktemp -d)
CLEANUP_FILES+=("${tmpdir}")
local msan_root="${HOME}/.msan"
mkdir -p "${msan_root}"
# Detect the llvm to install:
export CC="${CC:-clang}"
export CXX="${CXX:-clang++}"
detect_clang_version
# Allow overriding the LLVM checkout.
local llvm_root="${LLVM_ROOT:-}"
if [ -z "${llvm_root}" ]; then
declare -A llvm_tag_by_version=(
["6.0"]="6.0.1"
["7"]="7.1.0"
["8"]="8.0.1"
["9"]="9.0.2"
["10"]="10.0.1"
["11"]="11.1.0"
["12"]="12.0.1"
["13"]="13.0.1"
["14"]="14.0.6"
["15"]="15.0.7"
["16"]="16.0.6"
["17"]="17.0.6"
["18"]="18.1.6"
)
local llvm_tag="${CLANG_VERSION}.0.0"
if [[ -n "${llvm_tag_by_version["${CLANG_VERSION}"]}" ]]; then
llvm_tag=${llvm_tag_by_version["${CLANG_VERSION}"]}
fi
llvm_tag="llvmorg-${llvm_tag}"
local llvm_targz="${msan_root}/${llvm_tag}.tar.gz"
if [ ! -f "${llvm_targz}" ]; then
curl -L --show-error -o "${llvm_targz}" \
"https://github.com/llvm/llvm-project/archive/${llvm_tag}.tar.gz"
fi
tar -C "${tmpdir}" -zxf "${llvm_targz}"
llvm_root="${tmpdir}/llvm-project-${llvm_tag}"
fi
local msan_prefix="${msan_root}/${CLANG_VERSION}"
rm -rf "${msan_prefix}"
local TARGET_OPTS=""
if [[ -n "${BUILD_TARGET}" ]]; then
TARGET_OPTS=" \
-DCMAKE_C_COMPILER_TARGET=\"${BUILD_TARGET}\" \
-DCMAKE_CXX_COMPILER_TARGET=\"${BUILD_TARGET}\" \
-DCMAKE_SYSTEM_PROCESSOR=\"${BUILD_TARGET%%-*}\" \
"
fi
local build_dir="${tmpdir}/build-llvm"
mkdir -p "${build_dir}"
cd ${llvm_root}
cmake -B"${build_dir}" \
-G Ninja \
-S runtimes \
-DCMAKE_BUILD_TYPE=Release \
-DLLVM_USE_SANITIZER=Memory \
-DLLVM_ENABLE_RUNTIMES="libcxx;libcxxabi;libunwind;compiler-rt" \
-DLIBCXXABI_ENABLE_SHARED=ON \
-DLIBCXXABI_ENABLE_STATIC=OFF \
-DLIBCXX_ENABLE_SHARED=ON \
-DLIBCXX_ENABLE_STATIC=OFF \
-DCMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS}" \
-DCMAKE_C_FLAGS="${CMAKE_C_FLAGS}" \
-DCMAKE_EXE_LINKER_FLAGS="${CMAKE_EXE_LINKER_FLAGS}" \
-DCMAKE_SHARED_LINKER_FLAGS="${CMAKE_SHARED_LINKER_FLAGS}" \
-DCMAKE_INSTALL_PREFIX="${msan_prefix}" \
-DLLVM_PATH="${llvm_root}/llvm" \
-DLLVM_CONFIG_PATH="$(which llvm-config-${CLANG_VERSION} llvm-config | head -n1)" \
${TARGET_OPTS}
cmake --build "${build_dir}"
ninja -C "${build_dir}" install
}
# Internal build step shared between all cmd_ossfuzz_* commands.
_cmd_ossfuzz() {
local sanitizer="$1"
shift
mkdir -p "${BUILD_DIR}"
local real_build_dir=$(realpath "${BUILD_DIR}")
# oss-fuzz defines three directories:
# * /work, with the working directory to do re-builds
# * /src, with the source code to build
# * /out, with the output directory where to copy over the built files.
# We use $BUILD_DIR as the /work and the script directory as the /src. The
# /out directory is ignored as developers are used to look for the fuzzers in
# $BUILD_DIR/tools/ directly.
if [[ "${sanitizer}" = "memory" && ! -d "${BUILD_DIR}/msan" ]]; then
sudo docker run --rm -i \
--user $(id -u):$(id -g) \
-v "${real_build_dir}":/work \
gcr.io/oss-fuzz-base/msan-libs-builder \
bash -c "cp -r /msan /work"
fi
# Args passed to ninja. These will be evaluated as a string separated by
# spaces.
local jpegxl_extra_args="$@"
sudo docker run --rm -i \
-e JPEGXL_UID=$(id -u) \
-e JPEGXL_GID=$(id -g) \
-e FUZZING_ENGINE="${FUZZING_ENGINE:-libfuzzer}" \
-e SANITIZER="${sanitizer}" \
-e ARCHITECTURE=x86_64 \
-e FUZZING_LANGUAGE=c++ \
-e MSAN_LIBS_PATH="/work/msan" \
-e JPEGXL_EXTRA_ARGS="${jpegxl_extra_args}" \
-v "${MYDIR}":/src/libjxl \
-v "${MYDIR}/tools/scripts/ossfuzz-build.sh":/src/build.sh \
-v "${real_build_dir}":/work \
gcr.io/oss-fuzz/libjxl
}
cmd_ossfuzz_asan() {
_cmd_ossfuzz address "$@"
}
cmd_ossfuzz_msan() {
_cmd_ossfuzz memory "$@"
}
cmd_ossfuzz_ubsan() {
_cmd_ossfuzz undefined "$@"
}
cmd_ossfuzz_ninja() {
[[ -e "${BUILD_DIR}/build.ninja" ]]
local real_build_dir=$(realpath "${BUILD_DIR}")
if [[ -e "${BUILD_DIR}/msan" ]]; then
echo "ossfuzz_ninja doesn't work with msan builds. Use ossfuzz_msan." >&2
exit 1
fi
sudo docker run --rm -i \
--user $(id -u):$(id -g) \
-v "${MYDIR}":/src/libjxl \
-v "${real_build_dir}":/work \
gcr.io/oss-fuzz/libjxl \
ninja -C /work "$@"
}
cmd_fast_benchmark() {
local small_corpus_tar="${BENCHMARK_CORPORA}/jyrki-full.tar"
local small_corpus_url="https://storage.googleapis.com/artifacts.jpegxl.appspot.com/corpora/jyrki-full.tar"
mkdir -p "${BENCHMARK_CORPORA}"
if [ -f "${small_corpus_tar}" ]; then
curl --show-error -o "${small_corpus_tar}" -z "${small_corpus_tar}" "${small_corpus_url}"
else
curl --show-error -o "${small_corpus_tar}" "${small_corpus_url}"
fi
local corpus_dir="${CORPUS_DIR}"
if [[ -z "${CORPUS_DIR}" ]]; then
corpus_dir=$(mktemp -d)
CLEANUP_FILES+=("${corpus_dir}")
else
mkdir -p "${corpus_dir}"
fi
tar -xf "${small_corpus_tar}" -C "${corpus_dir}"
run_benchmark "${corpus_dir}" 1048576
}
cmd_benchmark() {
local nikon_corpus_tar="${BENCHMARK_CORPORA}/nikon-subset.tar"
mkdir -p "${BENCHMARK_CORPORA}"
curl --show-error -o "${nikon_corpus_tar}" -z "${nikon_corpus_tar}" \
"https://storage.googleapis.com/artifacts.jpegxl.appspot.com/corpora/nikon-subset.tar"
local corpus_dir="${CORPUS_DIR}"
if [[ -z "${CORPUS_DIR}" ]]; then
corpus_dir=$(mktemp -d)
CLEANUP_FILES+=("${corpus_dir}")
else
mkdir -p "${corpus_dir}"
fi
tar -xvf "${nikon_corpus_tar}" -C "${corpus_dir}"
local sem_id="jpegxl_benchmark-$$"
local nprocs=$(nproc --all || echo 1)
images=()
local filename
while IFS= read -r filename; do
# This removes the './'
filename="${filename:2}"
local mode
if [[ "${filename:0:4}" == "srgb" ]]; then
mode="RGB_D65_SRG_Rel_SRG"
elif [[ "${filename:0:5}" == "adobe" ]]; then
mode="RGB_D65_Ado_Rel_Ado"
else
echo "Unknown image colorspace: ${filename}" >&2
exit 1
fi
png_filename="${filename%.ppm}.png"
png_filename=$(echo "${png_filename}" | tr '/' '_')
sem --bg --id "${sem_id}" -j"${nprocs}" -- \
"${TOOLS_DIR}/decode_and_encode" \
"${corpus_dir}/${filename}" "${mode}" "${corpus_dir}/${png_filename}"
images+=( "${png_filename}" )
done < <(cd "${corpus_dir}"; ${FIND_BIN} . -name '*.ppm' -type f)
sem --id "${sem_id}" --wait
# We need about 10 GiB per thread on these images.
run_benchmark "${corpus_dir}" 10485760
}
get_mem_available() {
if [[ "${OS}" == "Darwin" ]]; then
echo $(vm_stat | grep -F 'Pages free:' | awk '{print $3 * 4}')
elif [[ "${OS}" == MINGW* ]]; then
echo $(vmstat | tail -n 1 | awk '{print $4 * 4}')
else
echo $(grep -F MemAvailable: /proc/meminfo | awk '{print $2}')
fi
}
run_benchmark() {
local src_img_dir="$1"
local mem_per_thread="${2:-10485760}"
local output_dir="${BUILD_DIR}/benchmark_results"
mkdir -p "${output_dir}"
if [[ "${OS}" == MINGW* ]]; then
src_img_dir=`cygpath -w "${src_img_dir}"`
fi
local num_threads=1
if [[ ${BENCHMARK_NUM_THREADS} -gt 0 ]]; then
num_threads=${BENCHMARK_NUM_THREADS}
else
# The memory available at the beginning of the benchmark run in kB. The number
# of threads depends on the available memory, and the passed memory per
# thread. We also add a 2 GiB of constant memory.
local mem_available="$(get_mem_available)"
# Check that we actually have a MemAvailable value.
[[ -n "${mem_available}" ]]
num_threads=$(( (${mem_available} - 1048576) / ${mem_per_thread} ))
if [[ ${num_threads} -le 0 ]]; then
num_threads=1
fi
fi
local benchmark_args=(
--input "${src_img_dir}/*.png"
--codec=jpeg:enc-jpegli:dec-jpegli:yuv420:q85
--output_dir "${output_dir}"
--show_progress
--num_threads="${num_threads}"
--decode_reps=11
--encode_reps=11
)
if [[ "${STORE_IMAGES}" == "1" ]]; then
benchmark_args+=(--save_decompressed --save_compressed)
fi
(
[[ "${TEST_STACK_LIMIT}" == "none" ]] || ulimit -s "${TEST_STACK_LIMIT}"
"${TOOLS_DIR}/benchmark_xl" "${benchmark_args[@]}" | \
tee "${output_dir}/results.txt"
# Check error code for benchmark_xl command. This will exit if not.
return ${PIPESTATUS[0]}
)
}
# Helper function to wait for the CPU temperature to cool down on ARM.
wait_for_temp() {
{ set +x; } 2>/dev/null
local temp_limit=${1:-38000}
if [[ -z "${THERMAL_FILE:-}" ]]; then
echo "Must define the THERMAL_FILE with the thermal_zoneX/temp file" \
"to read the temperature from. This is normally set in the runner." >&2
exit 1
fi
local org_temp=$(cat "${THERMAL_FILE}")
if [[ "${org_temp}" -ge "${temp_limit}" ]]; then
echo -n "Waiting for temp to get down from ${org_temp}... "
fi
local temp="${org_temp}"
local secs=0
while [[ "${temp}" -ge "${temp_limit}" ]]; do
sleep 1
temp=$(cat "${THERMAL_FILE}")
echo -n "${temp} "
secs=$((secs + 1))
if [[ ${secs} -ge 5 ]]; then
break
fi
done
if [[ "${org_temp}" -ge "${temp_limit}" ]]; then
echo "Done, temp=${temp}"
fi
set -x
}
# Helper function to set the cpuset restriction of the current process.
cmd_cpuset() {
[[ "${SKIP_CPUSET:-}" != "1" ]] || return 0
local newset="$1"
local mycpuset=$(cat /proc/self/cpuset)
mycpuset="/dev/cpuset${mycpuset}"
# Check that the directory exists: