mirror of
https://github.com/kata-containers/kata-containers.git
synced 2025-08-28 20:41:04 +00:00
kata-deploy: Make sure kata-deploy handles kata-deploy-cc content
This will also help us immensely on main -> CCv0 merges Signed-off-by: Fabiano Fidêncio <fabiano.fidencio@intel.com>
This commit is contained in:
Fabiano Fidêncio
parent
4e883fc5be
commit
6f552b010c
@ -1,30 +0,0 @@
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# Copyright Intel Corporation, 2022 IBM Corp.
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#
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# SPDX-License-Identifier: Apache-2.0
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# Specify alternative base image, e.g. clefos for s390x
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ARG BASE_IMAGE_NAME=ubuntu
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ARG BASE_IMAGE_TAG=20.04
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FROM $BASE_IMAGE_NAME:$BASE_IMAGE_TAG
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ENV DEBIAN_FRONTEND=noninteractive
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ARG KATA_ARTIFACTS=./kata-static.tar.xz
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ARG DESTINATION=/opt/kata-artifacts
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COPY ${KATA_ARTIFACTS} ${WORKDIR}
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SHELL ["/bin/bash", "-o", "pipefail", "-c"]
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RUN \
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apt-get update && \
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apt-get install -y --no-install-recommends apt-transport-https ca-certificates curl xz-utils systemd && \
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mkdir -p /etc/apt/keyrings/ && \
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curl -fsSLo /etc/apt/keyrings/kubernetes-archive-keyring.gpg https://dl.k8s.io/apt/doc/apt-key.gpg && \
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echo "deb [signed-by=/etc/apt/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | tee /etc/apt/sources.list.d/kubernetes.list && \
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apt-get update && \
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apt-get install -y --no-install-recommends kubectl && \
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apt-get clean && rm -rf /var/lib/apt/lists/ && \
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mkdir -p ${DESTINATION} && \
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tar xvf ${WORKDIR}/${KATA_ARTIFACTS} -C ${DESTINATION} && \
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rm -f ${WORKDIR}/${KATA_ARTIFACTS}
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COPY scripts ${DESTINATION}/scripts
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@ -1,384 +0,0 @@
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#!/usr/bin/env bash
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# Copyright (c) 2019 Intel Corporation
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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set -o errexit
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set -o pipefail
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set -o nounset
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crio_drop_in_conf_dir="/etc/crio/crio.conf.d/"
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crio_drop_in_conf_file="${crio_drop_in_conf_dir}/99-kata-deploy"
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containerd_conf_file="/etc/containerd/config.toml"
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containerd_conf_file_backup="${containerd_conf_file}.bak"
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shims=(
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"remote"
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"qemu"
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"qemu-tdx"
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"qemu-sev"
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"qemu-se"
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"qemu-snp"
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"clh"
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"clh-tdx"
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)
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default_shim="qemu"
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# If we fail for any reason a message will be displayed
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die() {
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msg="$*"
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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: $0 [install/cleanup/reset]"
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}
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function get_container_runtime() {
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local runtime=$(kubectl get node $NODE_NAME -o jsonpath='{.status.nodeInfo.containerRuntimeVersion}')
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if [ "$?" -ne 0 ]; then
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die "invalid node name"
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fi
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if echo "$runtime" | grep -qE 'containerd.*-k3s'; then
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if systemctl is-active --quiet rke2-agent; then
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echo "rke2-agent"
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elif systemctl is-active --quiet rke2-server; then
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echo "rke2-server"
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elif systemctl is-active --quiet k3s-agent; then
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echo "k3s-agent"
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else
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echo "k3s"
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fi
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else
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echo "$runtime" | awk -F '[:]' '{print $1}'
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fi
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}
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function install_artifacts() {
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echo "copying kata artifacts onto host"
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cp -a /opt/kata-artifacts/opt/confidential-containers/* /opt/confidential-containers/
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chmod +x /opt/confidential-containers/bin/*
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}
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function wait_till_node_is_ready() {
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local ready="False"
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while ! [[ "${ready}" == "True" ]]; do
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sleep 2s
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ready=$(kubectl get node $NODE_NAME -o jsonpath='{.status.conditions[?(@.type=="Ready")].status}')
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done
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}
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function configure_cri_runtime() {
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configure_different_shims_base
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case $1 in
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crio)
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configure_crio
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;;
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containerd | k3s | k3s-agent | rke2-agent | rke2-server)
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configure_containerd
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;;
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esac
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systemctl daemon-reload
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systemctl restart "$1"
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wait_till_node_is_ready
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}
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function backup_shim() {
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local shim_file="$1"
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local shim_backup="${shim_file}.bak"
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if [ -f "${shim_file}" ]; then
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echo "warning: ${shim_file} already exists" >&2
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if [ ! -f "${shim_backup}" ]; then
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mv "${shim_file}" "${shim_backup}"
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else
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rm "${shim_file}"
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fi
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fi
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}
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function configure_different_shims_base() {
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# Currently containerd has an assumption on the location of the shimv2 implementation
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# This forces kata-deploy to create files in a well-defined location that's part of
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# the PATH, pointing to the containerd-shim-kata-v2 binary in /opt/confidential-contaienrs/bin
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# Issues:
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# https://github.com/containerd/containerd/issues/3073
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# https://github.com/containerd/containerd/issues/5006
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local default_shim_file="/usr/local/bin/containerd-shim-kata-v2"
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mkdir -p /usr/local/bin
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for shim in "${shims[@]}"; do
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local shim_binary="containerd-shim-kata-${shim}-v2"
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local shim_file="/usr/local/bin/${shim_binary}"
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backup_shim "${shim_file}"
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ln -sf /opt/confidential-containers/bin/containerd-shim-kata-v2 "${shim_file}"
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chmod +x "$shim_file"
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if [ "${shim}" == "${default_shim}" ]; then
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backup_shim "${default_shim_file}"
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echo "Creating the default shim-v2 binary"
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ln -sf "${shim_file}" "${default_shim_file}"
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fi
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done
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}
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function restore_shim() {
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local shim_file="$1"
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local shim_backup="${shim_file}.bak"
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if [ -f "${shim_backup}" ]; then
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mv "$shim_backup" "$shim_file"
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fi
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}
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function cleanup_different_shims_base() {
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local default_shim_file="/usr/local/bin/containerd-shim-kata-v2"
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for shim in "${shims[@]}"; do
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local shim_binary="containerd-shim-kata-${shim}-v2"
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local shim_file="/usr/local/bin/${shim_binary}"
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rm "${shim_file}" || true
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restore_shim "${shim_file}"
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done
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rm "${default_shim_file}" || true
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restore_shim "${default_shim_file}"
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}
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function configure_crio_runtime() {
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local runtime="kata"
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local configuration="configuration"
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if [ -n "${1-}" ]; then
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runtime+="-$1"
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configuration+="-$1"
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fi
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local kata_path="/usr/local/bin/containerd-shim-${runtime}-v2"
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local kata_conf="crio.runtime.runtimes.${runtime}"
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local kata_config_path="/opt/confidential-containers/share/defaults/kata-containers/$configuration.toml"
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cat <<EOF | tee -a "$crio_drop_in_conf_file"
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[$kata_conf]
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runtime_path = "${kata_path}"
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runtime_type = "vm"
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runtime_root = "/run/vc"
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runtime_config_path = "${kata_config_path}"
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privileged_without_host_devices = true
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EOF
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}
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function configure_crio() {
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# Configure crio to use Kata:
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echo "Add Kata Containers as a supported runtime for CRIO:"
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# As we don't touch the original configuration file in any way,
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# let's just ensure we remove any exist configuration from a
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# previous deployment.
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mkdir -p "$crio_drop_in_conf_dir"
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rm -f "$crio_drop_in_conf_file"
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touch "$crio_drop_in_conf_file"
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configure_crio_runtime
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for shim in "${shims[@]}"; do
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configure_crio_runtime $shim
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done
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}
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function configure_containerd_runtime() {
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local runtime="kata"
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local configuration="configuration"
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if [ -n "${1-}" ]; then
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runtime+="-$1"
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configuration+="-$1"
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fi
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local pluginid=cri
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if grep -q "version = 2\>" $containerd_conf_file; then
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pluginid=\"io.containerd.grpc.v1.cri\"
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fi
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local runtime_table="plugins.${pluginid}.containerd.runtimes.$runtime"
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local runtime_type="io.containerd.$runtime.v2"
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local cri_handler_value="cc"
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if [ "$runtime" == "kata-remote" ]; then
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cri_handler_value=""
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fi
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local options_table="$runtime_table.options"
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local config_path="/opt/confidential-containers/share/defaults/kata-containers/$configuration.toml"
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if grep -q "\[$runtime_table\]" $containerd_conf_file; then
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echo "Configuration exists for $runtime_table, overwriting"
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sed -i "/\[$runtime_table\]/,+1s#runtime_type.*#runtime_type = \"${runtime_type}\"#" $containerd_conf_file
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else
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cat <<EOF | tee -a "$containerd_conf_file"
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[$runtime_table]
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cri_handler = "${cri_handler_value}"
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runtime_type = "${runtime_type}"
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privileged_without_host_devices = true
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pod_annotations = ["io.katacontainers.*"]
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EOF
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fi
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if grep -q "\[$options_table\]" $containerd_conf_file; then
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echo "Configuration exists for $options_table, overwriting"
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sed -i "/\[$options_table\]/,+1s#ConfigPath.*#ConfigPath = \"${config_path}\"#" $containerd_conf_file
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else
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cat <<EOF | tee -a "$containerd_conf_file"
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[$options_table]
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ConfigPath = "${config_path}"
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EOF
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fi
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}
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function configure_containerd() {
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# Configure containerd to use Kata:
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echo "Add Kata Containers as a supported runtime for containerd"
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mkdir -p /etc/containerd/
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if [ -f "$containerd_conf_file" ]; then
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# backup the config.toml only if a backup doesn't already exist (don't override original)
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cp -n "$containerd_conf_file" "$containerd_conf_file_backup"
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fi
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# Add default Kata runtime configuration
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configure_containerd_runtime
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for shim in "${shims[@]}"; do
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configure_containerd_runtime $shim
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done
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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 \
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/opt/confidential-containers/libexec/ \
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/opt/confidential-containers/share/ \
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/opt/confidential-containers/bin/kata-monitor \
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/opt/confidential-containers/bin/containerd-shim-kata-v2 \
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/opt/confidential-containers/bin/kata-runtime \
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/opt/confidential-containers/bin/kata-collect-data.sh \
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/opt/confidential-containers/bin/qemu-system-x86_64 \
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/opt/confidential-containers/bin/qemu-system-x86_64-snp-experimental \
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/opt/confidential-containers/bin/qemu-system-x86_64-tdx \
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/opt/confidential-containers/bin/qemu-system-s390x \
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/opt/confidential-containers/bin/cloud-hypervisor \
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/opt/confidential-containers/runtime-rs
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# Try to remove the /opt/confidential-containers directory.
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# If it's not empty, don't bother force removing it, as the
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# pre-install script also drops files here.
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rmdir --ignore-fail-on-non-empty -p /opt/confidential-containers/bin
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}
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function cleanup_cri_runtime() {
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cleanup_different_shims_base
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case $1 in
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crio)
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cleanup_crio
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;;
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containerd | k3s | k3s-agent | rke2-agent | rke2-server)
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cleanup_containerd
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;;
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esac
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}
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function cleanup_crio() {
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rm $crio_drop_in_conf_file
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}
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function cleanup_containerd() {
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rm -f $containerd_conf_file
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if [ -f "$containerd_conf_file_backup" ]; then
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mv "$containerd_conf_file_backup" "$containerd_conf_file"
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fi
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}
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function reset_runtime() {
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kubectl label node "$NODE_NAME" katacontainers.io/kata-runtime-
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systemctl daemon-reload
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systemctl restart "$1"
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if [ "$1" == "crio" ] || [ "$1" == "containerd" ]; then
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systemctl restart kubelet
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fi
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wait_till_node_is_ready
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}
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function main() {
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# script requires that user is root
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euid=$(id -u)
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if [[ $euid -ne 0 ]]; then
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die "This script must be run as root"
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fi
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runtime=$(get_container_runtime)
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# CRI-O isn't consistent with the naming -- let's use crio to match the service file
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if [ "$runtime" == "cri-o" ]; then
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runtime="crio"
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elif [ "$runtime" == "k3s" ] || [ "$runtime" == "k3s-agent" ] || [ "$runtime" == "rke2-agent" ] || [ "$runtime" == "rke2-server" ]; then
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containerd_conf_tmpl_file="${containerd_conf_file}.tmpl"
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if [ ! -f "$containerd_conf_tmpl_file" ]; then
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cp "$containerd_conf_file" "$containerd_conf_tmpl_file"
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fi
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containerd_conf_file="${containerd_conf_tmpl_file}"
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containerd_conf_file_backup="${containerd_conf_file}.bak"
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else
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# runtime == containerd
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if [ ! -f "$containerd_conf_file" ] && [ -d $(dirname "$containerd_conf_file") ] && \
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[ -x $(command -v containerd) ]; then
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containerd config default > "$containerd_conf_file"
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fi
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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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# only install / remove / update if we are dealing with CRIO or containerd
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if [[ "$runtime" =~ ^(crio|containerd|k3s|k3s-agent|rke2-agent|rke2-server)$ ]]; then
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case "$action" in
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install)
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install_artifacts
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configure_cri_runtime "$runtime"
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kubectl label node "$NODE_NAME" --overwrite katacontainers.io/kata-runtime=true
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;;
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cleanup)
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cleanup_cri_runtime "$runtime"
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kubectl label node "$NODE_NAME" --overwrite katacontainers.io/kata-runtime=cleanup
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remove_artifacts
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;;
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reset)
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reset_runtime $runtime
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;;
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*)
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echo invalid arguments
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print_usage
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;;
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esac
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fi
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#It is assumed this script will be called as a daemonset. As a result, do
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# not return, otherwise the daemon will restart and rexecute the script
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sleep infinity
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}
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main "$@"
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@ -11,7 +11,7 @@ set -o nounset
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set -o pipefail
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set -o errtrace
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KATA_DEPLOY_DIR="`dirname ${0}`/../../kata-deploy-cc"
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KATA_DEPLOY_DIR="`dirname ${0}`/../../kata-deploy"
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KATA_DEPLOY_ARTIFACT="${1:-"kata-static.tar.xz"}"
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REGISTRY="${2:-"quay.io/confidential-containers/runtime-payload"}"
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TAG="${3:-}"
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