Files
kata-containers/rootfs-builder/alpine/rootfs_lib.sh
Peng Tao c8403836c0 rootfs: add alpine rootfs support
Fixes: #52
Signed-off-by: Peng Tao <bergwolf@gmail.com>
2018-02-05 17:18:52 +08:00

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1.1 KiB
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#!/bin/bash
#
# Copyright (c) 2018 HyperHQ Inc.
#
# SPDX-License-Identifier: Apache-2.0
check_root()
{
if [ "$(id -u)" != "0" ]; then
echo "Root is needed"
exit 1
fi
}
# - Arguments
# rootfs_dir=$1
#
# - Optional environment variables
#
# EXTRA_PKGS: Variable to add extra PKGS provided by the user
#
# BIN_AGENT: Name of the Kata-Agent binary
#
# Any other configuration variable for a specific distro must be added
# and documented on its own config.sh
#
# - Expected result
#
# rootfs_dir populated with rootfs pkgs
# It must provide a binary in /sbin/init
build_rootfs() {
# Mandatory
local ROOTFS_DIR=$1
# In case of support EXTRA packages, use it to allow
# users add more packages to the base rootfs
local EXTRA_PKGS=${EXTRA_PKGS:-}
# Populate ROOTFS_DIR
check_root
mkdir -p "${ROOTFS_DIR}"
/sbin/apk.static \
-X ${MIRROR}/${OS_VERSION}/main \
-U \
--allow-untrusted \
--root ${ROOTFS_DIR}\
--initdb add ${BASE_PACKAGES} ${EXTRA_PKGS} ${PACKAGES}
mkdir -p ${ROOTFS_DIR}{/root,/etc/apk,/proc}
echo "${MIRROR}/${OS_VERSION}/main" > ${ROOTFS_DIR}/etc/apk/repositories
}