mirror of
https://github.com/aljazceru/kata-containers.git
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782cd2ed10
git-subtree-dir: tools/packaging git-subtree-mainline:f818b46a41git-subtree-split:1f22d72d5dSigned-off-by: Peng Tao <bergwolf@hyper.sh>
120 lines
2.5 KiB
Bash
Executable File
120 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright (c) 2019 Intel Corporation
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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set -o errexit
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set -o pipefail
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set -o nounset
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conf_file="/etc/docker/daemon.json"
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conf_file_backup="${conf_file}.bak"
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snippet="${conf_file}.snip"
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tmp_file="${conf_file}.tmp"
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# If we fail for any reason a message will be displayed
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die() {
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msg="$*"
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echo "ERROR: $msg" >&2
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exit 1
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}
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function print_usage() {
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echo "Usage: $0 [install/remove]"
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}
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function install_artifacts() {
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echo "copying kata artifacts onto host"
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cp -a /opt/kata-artifacts/opt/kata/* /opt/kata/
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chmod +x /opt/kata/bin/*
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}
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function configure_docker() {
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echo "configuring docker"
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cat <<EOT | tee -a "$snippet"
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{
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"runtimes": {
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"kata-qemu": {
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"path": "/opt/kata/bin/kata-runtime",
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"runtimeArgs": [ "--kata-config", "/opt/kata/share/defaults/kata-containers/configuration-qemu.toml" ]
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},
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"kata-qemu-virtiofs": {
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"path": "/opt/kata/bin/kata-runtime",
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"runtimeArgs": [ "--kata-config", "/opt/kata/share/defaults/kata-containers/configuration-qemu-virtiofs.toml" ]
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},
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"kata-fc": {
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"path": "/opt/kata/bin/kata-runtime",
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"runtimeArgs": [ "--kata-config", "/opt/kata/share/defaults/kata-containers/configuration-fc.toml" ]
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},
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"kata-clh": {
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"path": "/opt/kata/bin/kata-runtime",
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"runtimeArgs": [ "--kata-config", "/opt/kata/share/defaults/kata-containers/configuration-clh.toml" ]
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}
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}
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}
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EOT
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if [ -f ${conf_file} ]; then
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cp -n "$conf_file" "$conf_file_backup"
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# Merge in the json snippet:
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jq -s '[.[] | to_entries] | flatten | reduce .[] as $dot ({}; .[$dot.key] += $dot.value)' "${conf_file}" "${snippet}" > "${tmp_file}"
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mv "${tmp_file}" "${conf_file}"
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rm "${snippet}"
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else
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mv "${snippet}" "${conf_file}"
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fi
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systemctl daemon-reload
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systemctl reload docker
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}
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function remove_artifacts() {
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echo "deleting kata artifacts"
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rm -rf /opt/kata/
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}
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function cleanup_runtime() {
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echo "cleanup docker"
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rm -f "${conf_file}"
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if [ -f "${conf_file_backup}" ]; then
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cp "${conf_file_backup}" "${conf_file}"
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fi
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systemctl daemon-reload
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systemctl reload docker
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}
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function main() {
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# script requires that user is root
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euid=`id -u`
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if [[ $euid -ne 0 ]]; then
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die "This script must be run as root"
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fi
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action=${1:-}
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if [ -z $action ]; then
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print_usage
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die "invalid arguments"
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fi
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case $action in
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install)
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install_artifacts
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configure_docker
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;;
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remove)
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cleanup_runtime
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remove_artifacts
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;;
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*)
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echo invalid arguments
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print_usage
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;;
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esac
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}
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main $@
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