kata-containers/ci/install_libseccomp.sh
Manabu Sugimoto 92f7d6bf8f ci: Use versions.yaml for the libseccomp
It would be nice to use `versions.yaml` for the maintainability.
Previously, we have been specified the `libseccomp` and the `gperf` version
directly in this script without using the `versions.yaml` because the current
snap workflow is incomplete and fails.
This is because snap CI environment does not have kata-cotnainers repository
under ${GOPATH}. To avoid the failure, the `rootfs.sh` extracts the libseccomp
version and url in advance and pass them to the `install_libseccomp.sh` as
environment variables.

Fixes: #4941

Signed-off-by: Manabu Sugimoto <Manabu.Sugimoto@sony.com>
2022-08-19 09:05:08 +09:00

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#!/usr/bin/env bash
#
# Copyright 2021 Sony Group Corporation
#
# SPDX-License-Identifier: Apache-2.0
#
set -o errexit
cidir=$(dirname "$0")
source "${cidir}/lib.sh"
clone_tests_repo
source "${tests_repo_dir}/.ci/lib.sh"
# The following variables if set on the environment will change the behavior
# of gperf and libseccomp configure scripts, that may lead this script to
# fail. So let's ensure they are unset here.
unset PREFIX DESTDIR
arch=${ARCH:-$(uname -m)}
workdir="$(mktemp -d --tmpdir build-libseccomp.XXXXX)"
# Variables for libseccomp
libseccomp_version="${LIBSECCOMP_VERSION:-""}"
if [ -z "${libseccomp_version}" ]; then
libseccomp_version=$(get_version "externals.libseccomp.version")
fi
libseccomp_url="${LIBSECCOMP_URL:-""}"
if [ -z "${libseccomp_url}" ]; then
libseccomp_url=$(get_version "externals.libseccomp.url")
fi
libseccomp_tarball="libseccomp-${libseccomp_version}.tar.gz"
libseccomp_tarball_url="${libseccomp_url}/releases/download/v${libseccomp_version}/${libseccomp_tarball}"
cflags="-O2"
# Variables for gperf
gperf_version="${GPERF_VERSION:-""}"
if [ -z "${gperf_version}" ]; then
gperf_version=$(get_version "externals.gperf.version")
fi
gperf_url="${GPERF_URL:-""}"
if [ -z "${gperf_url}" ]; then
gperf_url=$(get_version "externals.gperf.url")
fi
gperf_tarball="gperf-${gperf_version}.tar.gz"
gperf_tarball_url="${gperf_url}/${gperf_tarball}"
# We need to build the libseccomp library from sources to create a static library for the musl libc.
# However, ppc64le and s390x have no musl targets in Rust. Hence, we do not set cflags for the musl libc.
if ([ "${arch}" != "ppc64le" ] && [ "${arch}" != "s390x" ]); then
# Set FORTIFY_SOURCE=1 because the musl-libc does not have some functions about FORTIFY_SOURCE=2
cflags="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1 -O2"
fi
die() {
msg="$*"
echo "[Error] ${msg}" >&2
exit 1
}
finish() {
rm -rf "${workdir}"
}
trap finish EXIT
build_and_install_gperf() {
echo "Build and install gperf version ${gperf_version}"
mkdir -p "${gperf_install_dir}"
curl -sLO "${gperf_tarball_url}"
tar -xf "${gperf_tarball}"
pushd "gperf-${gperf_version}"
# Unset $CC for configure, we will always use native for gperf
CC= ./configure --prefix="${gperf_install_dir}"
make
make install
export PATH=$PATH:"${gperf_install_dir}"/bin
popd
echo "Gperf installed successfully"
}
build_and_install_libseccomp() {
echo "Build and install libseccomp version ${libseccomp_version}"
mkdir -p "${libseccomp_install_dir}"
curl -sLO "${libseccomp_tarball_url}"
tar -xf "${libseccomp_tarball}"
pushd "libseccomp-${libseccomp_version}"
./configure --prefix="${libseccomp_install_dir}" CFLAGS="${cflags}" --enable-static --host="${arch}"
make
make install
popd
echo "Libseccomp installed successfully"
}
main() {
local libseccomp_install_dir="${1:-}"
local gperf_install_dir="${2:-}"
if [ -z "${libseccomp_install_dir}" ] || [ -z "${gperf_install_dir}" ]; then
die "Usage: ${0} <libseccomp-install-dir> <gperf-install-dir>"
fi
pushd "$workdir"
# gperf is required for building the libseccomp.
build_and_install_gperf
build_and_install_libseccomp
popd
}
main "$@"