Tune centos image for 7

This commit is contained in:
fnux 2020-06-29 12:25:39 +02:00
parent afaa9ef712
commit 91ed6d57f2

View file

@ -6,23 +6,21 @@
# qemu-img util-linux coreutils dnf curl e2fsprogs cryptsetup
# Run locally (without network) with:
# qemu-system-x86_64 -enable-kvm -m 1G -drive file=$IMAGE,format=qcow2
# qemu-system-x86_64 -enable-kvm -m 1G -drive file=$IMAGE,format=raw
set -e
set -x
# XXX: Handle command-line arguments?
RELEASE=7
ARCH=x86_64
IMAGE_PATH=centos-$RELEASE-$(date --iso-8601).img
IMAGE_PATH=centos-luks-$RELEASE-$(date --iso-8601).img
IMAGE_SIZE=10G
LOOPBACK_DEVICE=/dev/loop0
LUKS_PASSPHRASE=secretsecretsecret
LUKS_PASSPHRASE=secret
LUKS_DEVICE_NAME=cryptroot
LUKS_DEVICE="/dev/mapper/$LUKS_DEVICE_NAME"
# TODO: find the package definition and built ourself, publish in some RPM repository.
ONE_CONTEXT_RPM_URL="https://github.com/OpenNebula/addon-context-linux/releases/download/v5.10.0/one-context-5.10.0-1.el8.noarch.rpm"
ONE_CONTEXT_RPM_URL="https://github.com/OpenNebula/addon-context-linux/releases/download/v5.10.0/one-context-5.10.0-1.el7.noarch.rpm"
ONE_CONTEXT_RPM_PATH=/root/one-context.rpm
cleanup() {
@ -82,13 +80,18 @@ mount "${LUKS_DEVICE}" /mnt
mkdir /mnt/boot
mount "${LOOPBACK_DEVICE}p1" /mnt/boot
# AppStream landed in CentOS 8.
if [ $RELEASE >= 8 ]; then
enabled_repos="--enablerepo=BaseOS --enablerepo=AppStream --enablerepo=extras"
else
enabled_repos="--enablerepo=Base --enablerepo=extras"
fi
dnf -y \
--releasever=$RELEASE \
--installroot=/mnt \
--disablerepo='*' \
--enablerepo=BaseOS \
--enablerepo=AppStream \
--enablerepo=extras \
$enabled_repos \
--setopt=install_weak_deps=False install \
bash basesystem systemd systemd-udev dnf centos-release
@ -147,6 +150,8 @@ kernel_version=$(ls /mnt/boot | grep "vmlinuz.*.$ARCH" | cut -d- -f2-)
run_root dracut --force --kver $kernel_version
# Configure grub2.
luks_uuid=$(blkid --match-tag UUID --output value "${LOOPBACK_DEVICE}p2")
echo "GRUB_CMDLINE_LINUX='rd.luks.uuid=$luks_uuid'" >> /mnt/etc/default/grub
run_root grub2-install --target=i386-pc "${LOOPBACK_DEVICE}"
run_root grub2-mkconfig -o /boot/grub2/grub.cfg