#!/usr/bin/env bash

#   Copyright The containerd Authors.

#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at

#       http://www.apache.org/licenses/LICENSE-2.0

#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.

#
# Builds and installs critools including critest and crictl
# to /usr/local/bin.
#
set -eu -o pipefail

script_dir="$(cd -- "$(dirname -- "$0")" > /dev/null 2>&1; pwd -P)"

# e2e will fail with "sudo: command not found"
SUDO=''
if (( $EUID != 0 )); then
    # The actuated ARM64 env needs PATH=$PATH to get `go` path. Otherwise
    # `make install` recipe will fail.
    SUDO="sudo -E PATH=$PATH"
fi

cd "$(go env GOPATH)"
go install github.com/onsi/ginkgo/v2/ginkgo@v2.9.2

: "${CRITEST_COMMIT:=$(cat "${script_dir}/critools-version")}"
: "${DESTDIR:=""}"
: "${CRI_TOOLS_REPO:=https://github.com/kubernetes-sigs/cri-tools.git}"

TMPROOT=$(mktemp -d)
git clone "${CRI_TOOLS_REPO}" "${TMPROOT}/cri-tools"
pushd "${TMPROOT}"/cri-tools
git checkout "$CRITEST_COMMIT"
make
$SUDO make install -e DESTDIR="${DESTDIR}" BINDIR=/usr/local/bin

mkdir -p "${DESTDIR}/etc/"
$SUDO cat << EOF | $SUDO tee "${DESTDIR}/etc/crictl.yaml"
runtime-endpoint: unix:///run/containerd/containerd.sock
EOF

popd
rm -fR "${TMPROOT}"