Files
kata-containers/tools/packaging/static-build/cloud-hypervisor/build-static-clh.sh
Greg Kurz afbd60da27 packaging: Fix clh build from source fall-back
If we fail to download the clh binary, we fall-back to build from source.
Unfortunately, `pull_clh_released_binary()` leaves a `cloud_hypervisor`
directory behind, which causes `build_clh_from_source()` not to clone
the git repo:

    [ -d "${repo_dir}" ] || git clone "${cloud_hypervisor_repo}"

When building from a kata-containers git repo, the subsequent calls
to `git` in this function thus apply to the kata-containers repo and
eventually fail, e.g.:

+ git checkout v23.0
error: pathspec 'v23.0' did not match any file(s) known to git

It doesn't quite make sense actually to keep an existing directory the
content of which is arbitrary when we want to it to contain a specific
version of clh. Just remove it instead.

Fixes: #4151

Signed-off-by: Greg Kurz <groug@kaod.org>
2022-04-26 17:57:32 +02:00

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#!/usr/bin/env bash
#
# Copyright (c) 2019 Intel Corporation
#
# SPDX-License-Identifier: Apache-2.0
set -o errexit
set -o nounset
set -o pipefail
ARCH=$(uname -m)
# Currently, Cloud Hypervisor only support arm64 and x86_64
[ "${ARCH}" != "aarch64" ] && [ "${ARCH}" != "x86_64" ] && exit
script_dir=$(dirname $(readlink -f "$0"))
kata_version="${kata_version:-}"
force_build_from_source="${force_build_from_source:-false}"
features="${features:-}"
source "${script_dir}/../../scripts/lib.sh"
cloud_hypervisor_repo="${cloud_hypervisor_repo:-}"
cloud_hypervisor_version="${cloud_hypervisor_version:-}"
cloud_hypervisor_pr="${cloud_hypervisor_pr:-}"
cloud_hypervisor_pull_ref_branch="${cloud_hypervisor_pull_ref_branch:-main}"
if [ -z "$cloud_hypervisor_repo" ]; then
info "Get cloud_hypervisor information from runtime versions.yaml"
cloud_hypervisor_url=$(get_from_kata_deps "assets.hypervisor.cloud_hypervisor.url" "${kata_version}")
[ -n "$cloud_hypervisor_url" ] || die "failed to get cloud_hypervisor url"
cloud_hypervisor_repo="${cloud_hypervisor_url}.git"
fi
[ -n "$cloud_hypervisor_repo" ] || die "failed to get cloud_hypervisor repo"
if [ -n "$cloud_hypervisor_pr" ]; then
force_build_from_source=true
cloud_hypervisor_version="PR $cloud_hypervisor_pr"
else
[ -n "$cloud_hypervisor_version" ] || cloud_hypervisor_version=$(get_from_kata_deps "assets.hypervisor.cloud_hypervisor.version" "${kata_version}")
[ -n "$cloud_hypervisor_version" ] || die "failed to get cloud_hypervisor version"
fi
pull_clh_released_binary() {
info "Download cloud-hypervisor version: ${cloud_hypervisor_version}"
cloud_hypervisor_binary="https://github.com/cloud-hypervisor/cloud-hypervisor/releases/download/${cloud_hypervisor_version}/cloud-hypervisor-static"
curl --fail -L ${cloud_hypervisor_binary} -o cloud-hypervisor-static || return 1
mkdir -p cloud-hypervisor
mv -f cloud-hypervisor-static cloud-hypervisor/cloud-hypervisor
chmod +x cloud_hypervisor/cloud-hypervisor
}
build_clh_from_source() {
info "Build ${cloud_hypervisor_repo} version: ${cloud_hypervisor_version}"
repo_dir=$(basename "${cloud_hypervisor_repo}")
repo_dir="${repo_dir//.git}"
rm -rf "${repo_dir}"
git clone "${cloud_hypervisor_repo}"
pushd "${repo_dir}"
if [ -n "${cloud_hypervisor_pr}" ]; then
local pr_branch="PR_${cloud_hypervisor_pr}"
git fetch origin "pull/${cloud_hypervisor_pr}/head:${pr_branch}" || return 1
git checkout "${pr_branch}"
git rebase "origin/${cloud_hypervisor_pull_ref_branch}"
git log --oneline main~1..HEAD
else
git fetch || true
git checkout "${cloud_hypervisor_version}"
fi
if [ -n "${features}" ]; then
info "Build cloud-hypervisor enabling the following features: ${features}"
./scripts/dev_cli.sh build --release --libc musl --features "${features}"
else
./scripts/dev_cli.sh build --release --libc musl
fi
rm -f cloud-hypervisor
cp build/cargo_target/$(uname -m)-unknown-linux-musl/release/cloud-hypervisor .
popd
}
if [ "${ARCH}" == "aarch64" ]; then
info "aarch64 binaries are not distributed as part of the Cloud Hypervisor releases, forcing to build from source"
force_build_from_source="true"
fi
if [ -n "${features}" ]; then
info "As an extra build argument has been passed to the script, forcing to build from source"
force_build_from_source="true"
fi
if [ "${force_build_from_source}" == "true" ]; then
info "Build cloud-hypervisor from source as it's been request via the force_build_from_source flag"
build_clh_from_source
else
pull_clh_released_binary ||
(info "Failed to pull cloud-hypervisor released binary, trying to build from source" && build_clh_from_source)
fi