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osbuilder: Add support for CBL-Mariner

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Add osbuilder support to build a rootfs and image
based on the CBL-Mariner Linux distro

Fixes: #6462

Signed-off-by: Dallas Delaney <dadelan@microsoft.com>
This commit is contained in:
Dallas Delaney 2023-01-26 14:58:55 -08:00
parent f06f72b5e9
commit 74ec38cf02
4 changed files with 58 additions and 7 deletions
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14
tools/osbuilder/README.md
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@ -80,7 +80,7 @@ filesystem components to generate an initrd.
3. When generating an image, the initrd is extracted to obtain the base rootfs for
the image.
Ubuntu is the default distro for building the rootfs, to use a different one, you can set `DISTRO=alpine|clearlinux|debian|ubuntu`.
Ubuntu is the default distro for building the rootfs, to use a different one, you can set `DISTRO=alpine|clearlinux|debian|ubuntu|cbl-mariner`.
For example `make USE_DOCKER=true DISTRO=alpine rootfs` will make an Alpine rootfs using Docker.
### Rootfs creation
@ -209,9 +209,9 @@ of the the osbuilder distributions.
> Note: this table is not relevant for the dracut build method, since it supports
any Linux distribution and architecture where dracut is available.
| |Alpine |CentOS Stream |Clear Linux |Debian/Ubuntu |
|-- |-- |-- |-- |-- |
|**ARM64** |:heavy_check_mark:|:heavy_check_mark:| | |
|**PPC64le**| |:heavy_check_mark:| |:heavy_check_mark:|
|**s390x** | |:heavy_check_mark:| |:heavy_check_mark:|
|**x86_64** |:heavy_check_mark:|:heavy_check_mark:|:heavy_check_mark:|:heavy_check_mark:|
| |Alpine |CentOS Stream |Clear Linux |Debian/Ubuntu |CBL-Mariner |
|-- |-- |-- |-- |-- |-- |
|**ARM64** |:heavy_check_mark:|:heavy_check_mark:| | | |
|**PPC64le**| |:heavy_check_mark:| |:heavy_check_mark:| |
|**s390x** | |:heavy_check_mark:| |:heavy_check_mark:| |
|**x86_64** |:heavy_check_mark:|:heavy_check_mark:|:heavy_check_mark:|:heavy_check_mark:|:heavy_check_mark:|

15
tools/osbuilder/rootfs-builder/cbl-mariner/Dockerfile.in Normal file
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@ -0,0 +1,15 @@
# Copyright (c) 2023 Microsoft Corporation
#
# SPDX-License-Identifier: Apache-2.0
ARG IMAGE_REGISTRY=mcr.microsoft.com
FROM ${IMAGE_REGISTRY}/cbl-mariner/base/core:@OS_VERSION@
RUN tdnf -y install \
ca-certificates \
build-essential \
dnf \
git \
tar
@INSTALL_RUST@

10
tools/osbuilder/rootfs-builder/cbl-mariner/config.sh Normal file
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@ -0,0 +1,10 @@
# Copyright (c) 2023 Microsoft Corporation
#
# SPDX-License-Identifier: Apache-2.0
OS_NAME=cbl-mariner
OS_VERSION=${OS_VERSION:-2.0}
LIBC="gnu"
PACKAGES="core-packages-base-image ca-certificates"
[ "$AGENT_INIT" = no ] && PACKAGES+=" systemd"
[ "$SECCOMP" = yes ] && PACKAGES+=" libseccomp"

26
tools/osbuilder/rootfs-builder/cbl-mariner/rootfs_lib.sh Normal file
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@ -0,0 +1,26 @@
# Copyright (c) 2023 Microsoft Corporation
#
# SPDX-License-Identifier: Apache-2.0
build_rootfs()
{
# Mandatory
local ROOTFS_DIR="$1"
[ -z "$ROOTFS_DIR" ] && die "need rootfs"
# In case of support EXTRA packages, use it to allow
# users add more packages to the base rootfs
local EXTRA_PKGS=${EXTRA_PKGS:-""}
check_root
mkdir -p "${ROOTFS_DIR}"
PKG_MANAGER="tdnf"
DNF="${PKG_MANAGER} -y --installroot=${ROOTFS_DIR} --noplugins --releasever=${OS_VERSION}"
info "install packages for rootfs"
$DNF install ${EXTRA_PKGS} ${PACKAGES}
rm -rf ${ROOTFS_DIR}/usr/share/{bash-completion,cracklib,doc,info,locale,man,misc,pixmaps,terminfo,zoneinfo,zsh}
}