openstack/diskimage-builder
Code Issues Proposed changes

Add support for CentOS 8 Stream

Browse Source 
This patch adds support for CentOS 8 Stream [1] to the centos-minimal
element. Users should set DIB_RELEASE=8-stream.

[1] https://www.centos.org/stream/

Change-Id: Id0825de735ab957c10daf35fb3c641f850cc6847
This commit is contained in:
Carlos Goncalves 2020-02-19 10:37:26 +01:00
parent 6822090e22
commit 367dfc9294
18 changed files with 79 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
.zuul.d/jobs.yaml
View File

@ -23,6 +23,8 @@
- apt-sources/test-sources
- centos-minimal/7-build-succeeds
- centos-minimal/8-build-succeeds
# TODO: enable when CentOS 8 Stream repos mirrored.
# - centos-minimal/8-stream-build-succeeds
- fedora/build-succeeds
- ubuntu-minimal/xenial-build-succeeds
- ubuntu-minimal/bionic-build-succeeds
@ -161,6 +163,19 @@
release: '8'
mirror: "http://{{ zuul_site_mirror_fqdn }}/centos"
- job:
name: dib-nodepool-functional-openstack-centos-8-stream-src
description: |
Test building and booting a Centos 8 Stream image with Nodepool and
OpenStack.
parent: dib-nodepool-functional-src-base
vars:
nodepool_diskimage:
base_element: centos-minimal
release: '8-stream'
# TODO: set when CentOS 8 Stream repos mirrored.
# mirror: "http://{{ zuul_site_mirror_fqdn }}/centos"
- job:
name: dib-nodepool-functional-openstack-fedora-30-src
description: |

2
.zuul.d/project.yaml
View File

@ -16,6 +16,7 @@
- nodepool-build-image-siblings
- dib-nodepool-functional-openstack-centos-7-src
- dib-nodepool-functional-openstack-centos-8-src
- dib-nodepool-functional-openstack-centos-8-stream-src
- dib-nodepool-functional-openstack-fedora-31-src
- dib-nodepool-functional-openstack-ubuntu-xenial-src
- dib-nodepool-functional-openstack-ubuntu-bionic-src
@ -46,6 +47,7 @@
- nodepool-build-image-siblings
- dib-nodepool-functional-openstack-centos-7-src
- dib-nodepool-functional-openstack-centos-8-src
- dib-nodepool-functional-openstack-centos-8-stream-src
- dib-nodepool-functional-openstack-fedora-31-src
- dib-nodepool-functional-openstack-ubuntu-xenial-src
- dib-nodepool-functional-openstack-ubuntu-bionic-src

8
diskimage_builder/elements/centos-minimal/README.rst
View File

@ -6,8 +6,8 @@ Create a minimal image based on CentOS
Use of this element will require 'yum' and 'yum-utils' to be installed on
Ubuntu and Debian. Nothing additional is needed on Fedora or CentOS.
By default this builds CentOS 7 images. Set ``DIB_RELEASE`` to ``7``
or ``8`` to explicitly select the release.
By default this builds CentOS 7 images. Set ``DIB_RELEASE`` to ``7``,
``8`` or ``8-stream`` to explicitly select the release.
For CentOS 7, by default, ``DIB_YUM_MINIMAL_CREATE_INTERFACES`` is set
to enable the creation of
@ -15,5 +15,5 @@ to enable the creation of
DHCP on the ``eth0`` & ``eth1`` interfaces. If you do not have these
interfaces, or if you are using something else to setup the network
such as cloud-init, glean or network-manager, you would want to set
this to ``0``. For CentOS 8, this is set to ``0`` by default as the
system uses NetworkManager by default.
this to ``0``. For CentOS 8 and CentOS 8 Stream, this is set to ``0`` by
default as the system uses NetworkManager by default.

2
diskimage_builder/elements/centos-minimal/environment.d/10-centos-distro-name.bash
View File

@ -4,7 +4,7 @@ export DIB_RELEASE=${DIB_RELEASE:-7}
# by default, enable DHCP configuration of eth0 & eth1 in network
# scripts for centos 7. See yum-minimal for full details. CentOS 8
# does not come with network-scripts by default so avoid this there.
if [[ ${DIB_RELEASE} -le 7 ]]; then
if [[ "${DIB_RELEASE}" < "8" ]]; then
export DIB_YUM_MINIMAL_CREATE_INTERFACES=${DIB_YUM_MINIMAL_CREATE_INTERFACES:-1}
else
export DIB_YUM_MINIMAL_CREATE_INTERFACES=${DIB_YUM_MINIMAL_CREATE_INTERFACES:-0}

6
diskimage_builder/elements/centos-minimal/environment.d/11-yum-dnf.bash
View File

@ -1,5 +1,5 @@
if [ $DIB_RELEASE -ge 8 ]; then
export YUM=dnf
else
if [[ $DIB_RELEASE == "7" ]]; then
export YUM=yum
else
export YUM=dnf
fi

1
diskimage_builder/elements/centos-minimal/test-elements/8-stream-build-succeeds/README.rst Normal file
View File

@ -0,0 +1 @@
Verify we can build a centos-minimal image.

1
diskimage_builder/elements/centos-minimal/test-elements/8-stream-build-succeeds/element-deps Normal file
View File

@ -0,0 +1 @@
openstack-ci-mirrors

1
diskimage_builder/elements/centos-minimal/test-elements/8-stream-build-succeeds/environment.d/09-set-distro.bash Normal file
View File

@ -0,0 +1 @@
export DIB_RELEASE='8-stream'

5
diskimage_builder/elements/centos-minimal/yum.repos.d/8-stream/appstream.repo Normal file
View File

@ -0,0 +1,5 @@
[Stream-AppStream]
name=CentOS-Stream - AppStream
mirrorlist=http://mirrorlist.centos.org/?release=8-stream&arch=$basearch&repo=AppStream
gpgcheck=0

5
diskimage_builder/elements/centos-minimal/yum.repos.d/8-stream/base.repo Normal file
View File

@ -0,0 +1,5 @@
[Stream-BaseOS]
name=CentOS-Stream - Base
mirrorlist=http://mirrorlist.centos.org/?release=8-stream&arch=$basearch&repo=BaseOS
gpgcheck=0

4
diskimage_builder/elements/dib-python/environment.d/50-dib-python-version
View File

@ -16,9 +16,9 @@ if [ -z "${DIB_PYTHON_VERSION:-}" ]; then
# TODO(nmagnezi): Remove this when the 'rhel7' element gets replaced by 'rhel'
DIB_PYTHON_VERSION=2
elif [[ "$DISTRO_NAME" =~ (rhel|centos) ]]; then
if [ "$DIB_RELEASE" -le 7 ]; then
if [[ "${DIB_RELEASE}" == "7" ]]; then
DIB_PYTHON_VERSION=2
elif [ "$DIB_RELEASE" -ge 8 ]; then
else
DIB_PYTHON_VERSION=3
fi
elif [ "$DISTRO_NAME" == "opensuse" ]; then

2
diskimage_builder/elements/dib-python/pre-install.d/01-dib-python
View File

@ -6,7 +6,7 @@ fi
set -eu
set -o pipefail
if [[ ${DISTRO_NAME} =~ (centos|rhel) && ${DIB_RELEASE} == 8 ]]; then
if [[ ${DISTRO_NAME} =~ (centos|rhel) && ${DIB_RELEASE} > 7 ]]; then
# RHEL8 has a system python, separate from the user python. What
# a good idea, abstracting the python binary for system scripts!
# :) Use it for dib-python.

2
diskimage_builder/elements/pip-and-virtualenv/environment.d/51-pip-and-virutalenv-default.bash
View File

@ -2,7 +2,7 @@
# upgrading packaged system pip/setuptools/virtualenv binaries with
# upstream non-packaged versions, we wish to avoid this completely on
# modern distros.
if [[ $DISTRO_NAME =~ (centos|rhel) && $DIB_RELEASE -ge 8 ]]; then
if [[ $DISTRO_NAME =~ (centos|rhel) && $DIB_RELEASE > 7 ]]; then
export DIB_INSTALLTYPE_pip_and_virtualenv=${DIB_INSTALLTYPE_pip_and_virtualenv:-package}
if [[ ${DIB_INSTALLTYPE_pip_and_virtualenv} == "source" ]]; then

9
diskimage_builder/elements/pkg-map/bin/pkg-map
View File

@ -38,6 +38,12 @@ def os_family(distro):
return family
def os_major_release(release):
if release in ['8-stream']:
return '8'
return release
def main():
parser = argparse.ArgumentParser(
description="Translate package name to distro specific name."
@ -164,7 +170,8 @@ def main():
if 'release' in package_names:
try:
# release is a sub-concept of distro
release_map = package_names['release'][args.distro][args.release]
release = os_major_release(args.release)
release_map = package_names['release'][args.distro][release]
name_map.update(release_map)
except KeyError:
pass

2
diskimage_builder/elements/simple-init/environment.d/15-simple-init-networkmanager
View File

@ -4,7 +4,7 @@ else
export DIB_SIMPLE_INIT_NETWORKMANAGER=${DIB_SIMPLE_INIT_NETWORKMANAGER:-0}
fi
if [[ ${DISTRO_NAME} == "centos" && $DIB_RELEASE -ge 8 ]] || [[ ${DISTRO_NAME} == "fedora" ]]; then
if [[ ${DISTRO_NAME} == "centos" && $DIB_RELEASE > 7 ]] || [[ ${DISTRO_NAME} == "fedora" ]]; then
if [[ $DIB_SIMPLE_INIT_NETWORKMANAGER == 0 ]]; then
echo "simple-init only supports NetworkManager mode on Fedora and CentOS 8"
exit 1

10
diskimage_builder/elements/simple-init/post-install.d/80-simple-init
View File

@ -12,15 +12,13 @@ case "$DIB_INIT_SYSTEM" in
exit 0
;;
systemd)
if [[ ${DISTRO_NAME} == centos && ${DIB_RELEASE} -eq 7 ]]; then
if [[ ${DISTRO_NAME} == centos && ${DIB_RELEASE} == 7 ]]; then
if [[ ${DIB_SIMPLE_INIT_NETWORKMANAGER} != 1 ]]; then
# NOTE(pabelanger): Glean requires network.service for
# these platforms when not using networkmanager
if [[ ${DIB_RELEASE} -lt 8 ]]; then
# Not available on Centos 8
# NOTE(ianw) we should evaluate if Fedora needs this
systemctl enable network.service
fi
# Not available on Centos 8
# NOTE(ianw) we should evaluate if Fedora needs this
systemctl enable network.service
fi
elif [[ ${DISTRO_NAME} =~ (opensuse) ]]; then
# on suse, this is named wicked.service, but it's the same

24
diskimage_builder/elements/yum-minimal/root.d/08-yum-chroot
View File

@ -90,8 +90,11 @@ function _install_repos {
fi
# CentOS 8.1 split repositories and GPG keys out into subpackages
if [[ ${DISTRO_NAME} = centos && ${DIB_RELEASE} -ge 8 ]]; then
if [[ ${DISTRO_NAME} = centos && ${DIB_RELEASE} > "7" ]]; then
packages+="centos-repos centos-gpg-keys "
if [[ "$DIB_RELEASE" =~ (stream) ]]; then
packages+="centos-release-stream "
fi
fi
# By default, parent elements (fedora-minimal, centos-minimal)
@ -117,7 +120,7 @@ function _install_repos {
local temp_tmp
temp_tmp=$(mktemp -d)
TMPDIR=${temp_tmp} yumdownloader --verbose \
--releasever=$DIB_RELEASE \
--releasever=${DIB_RELEASE/-*/} \
--setopt=reposdir=$repo \
--setopt=cachedir=$temp_tmp \
--destdir=$WORKING \
@ -190,7 +193,7 @@ function _install_pkg_manager {
local _extra_pkgs=""
if [[ $DISTRO_NAME == "fedora" ]] || \
[[ $DISTRO_NAME == "centos" && $DIB_RELEASE -ge 8 ]]; then
[[ $DISTRO_NAME == "centos" && $DIB_RELEASE > "7" ]]; then
# glibc from F24 onwards has split locales into "langpack"
# packages. Host yum doesn't understand the
# weak-dependencies glibc now uses to get the
@ -209,14 +212,25 @@ function _install_pkg_manager {
# Really all we can do is pre-install the right thing
_extra_pkgs+="coreutils "
# Legacy yum reads vars from directory /etc/yum/vars and, unlike dnf,
# does not provide setopt=varsdir. So, if $YUM is legacy yum and our
# target root is dnf, symlink dnf vars.
if [[ ! -d $TARGET_ROOT/etc/yum/vars ]]; then
sudo mkdir -p $TARGET_ROOT/etc/yum
sudo ln -s $TARGET_ROOT/etc/dnf/vars $TARGET_ROOT/etc/yum/vars
fi
sudo -E yum -y \
--disableexcludes=all \
--setopt=cachedir=$YUM_CACHE/$ARCH/$DIB_RELEASE \
--setopt=reposdir=$TARGET_ROOT/etc/yum.repos.d \
--releasever=$DIB_RELEASE \
--releasever=${DIB_RELEASE/-*/} \
--installroot $TARGET_ROOT \
install $@ ${_lang_pack} ${_extra_pkgs} && rc=$? || rc=$?
# we may have symlinked yum/vars -> dnf/vars, unset if so
sudo unset $TARGET_ROOT/etc/yum/vars 2>/dev/null || true
# Note we've modified the base system's .rpmmacros. Ensure we
# clean it up *always*
# sed makes it easy to remove last line, but not last n lines...
@ -276,7 +290,7 @@ _install_repos
# seemingly mismatched libraries.
if [[ ${DISTRO_NAME} == 'fedora' ]]; then
_install_pkg_manager dnf dnf-plugins-core curl
elif [[ ${DISTRO_NAME} == centos && $DIB_RELEASE -ge 8 ]]; then
elif [[ ${DISTRO_NAME} == centos && $DIB_RELEASE > "7" ]]; then
_install_pkg_manager dnf dnf-plugins-core curl libcurl
else
_install_pkg_manager yum

5
releasenotes/notes/centos-minimal-8-stream-97021a2c92463dde.yaml Normal file
View File

@ -0,0 +1,5 @@
---
features:
- |
The ``centos-minimal`` supports CentOS 8 Stream builds when run with
``DIB_RELEASE=8-stream``