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nfs, docker, pxe boot integration test - all ready

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bogale 2026-10-03 19:14:58 +09:00
commit e5bd5aa61e
1 changed files with 68 additions and 43 deletions
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111
common.nix
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@ -83,7 +83,6 @@
jq
_7zz
sbctl
dracut
openssl
grub2_efi
];
@ -129,48 +128,74 @@
};
};
};
systemd.services.pxeboot = {
serviceConfig.Type = "oneshot";
wantedBy = [ "multi-user.target" ];
path = with pkgs; [ xz dracut grub2_efi util-linux ];
script = let
grubCfg = pkgs.writeText "grub.cfg" ''
set timeout=10
set path=(http,$net_default_server)/local/boot/pxe
set nfs="rw ifname=ens0:$net_default_mac ip=$net_default_ip::$net_default_server:255.255.0.0::ens0:none root=nfs4:$net_default_server:/srv/nfs"
menuentry Arch {
linux $path/arch/linux $nfs/arch/root
initrd $path/arch/initramfs
}
menuentry Fedora {
linux $path/fedora/linux $nfs/fedora/root selinux=0
initrd $path/fedora/initramfs
}
'';
in ''
if [ ! -e /srv/tftp/grubx64.efi ]; then
echo "Building grub"
grub-mkstandalone -O x86_64-efi --compress=xz --modules=efinet -o /srv/tftp/grubx64.efi /boot/grub/grub.cfg=${grubCfg}
fi
for distro in arch:arch/x86_64/airootfs.sfs fedora:LiveOS/squashfs.img; do
rootfs=''${distro#*:}
distro=''${distro%%:*}
cd /srv/nfs/$distro
mkdir -p loop lower upper work root
mountpoint -q loop || mount $distro.iso loop
mountpoint -q lower || mount loop/$rootfs lower
mountpoint -q root || mount -t overlay overlay -o lowerdir=lower,upperdir=upper,workdir=work,nfs_export=on root
cd /srv/http/local/boot/pxe
if [ ! -e $distro ]; then
mkdir $distro
modsDir=$OLDPWD/lower/usr/lib/modules/*
cp $modsDir/vmlinuz $distro/linux
dracut -Nvm "network-manager nfs" --zstd --kver $(basename $modsDir) -k $modsDir $distro/initramfs
chmod -R 640 $distro
chgrp -R php $distro
chmod ug+x $distro
virtualisation.oci-containers.containers.fedora-dracut = {
autoStart = false;
entrypoint = "bash";
autoRemoveOnStop = false;
image = "docker.io/fedora:latest";
cmd = [ "/data/workdir/entry.sh" ];
volumes = [
"/var/lib/podman-dracut:/data/workdir"
"/srv/nfs/arch/lower:/data/ro-arch:ro"
"/srv/nfs/fedora/lower:/data/ro-fedora:ro"
];
};
systemd = {
tmpfiles.rules = [ "d /var/lib/podman-dracut 0755 root root -" ];
services.pxeboot = {
serviceConfig.Type = "oneshot";
wantedBy = [ "multi-user.target" ];
path = with pkgs; [ xz grub2_efi util-linux ];
script = let
grubCfg = pkgs.writeText "grub.cfg" ''
set timeout=10
set path=(http,$net_default_server)/local/boot/pxe
set nfs="rw ifname=ens0:$net_default_mac ip=$net_default_ip::$net_default_server:255.255.0.0::ens0:none root=nfs4:$net_default_server:/srv/nfs"
. $path/grub.cfg
'';
in ''
cd /srv/tftp
if [ ! -e grubx64.efi ]; then
grub-mkstandalone -O x86_64-efi --compress=xz --modules=efinet -o grubx64.efi /boot/grub/grub.cfg=${grubCfg}
fi
done
'';
cat > /var/lib/podman-dracut/entry.sh <<'EOF'
set -e
dnf install -y dracut-network nfs-utils
cd /data/workdir
target=$(cat target)
modsDir=../ro-$target/usr/lib/modules/*
mkdir $target
cp $modsDir/vmlinuz $target
dracut -Nm "network-manager nfs" --zstd -k $modsDir --kver $(basename $modsDir) $target/initramfs
EOF
for distro in arch:arch/x86_64/airootfs.sfs: fedora:LiveOS/squashfs.img:selinux=0; do
cmdline=''${distro##*:}
distro=''${distro%:*}
rootfs=''${distro##*:}
distro=''${distro%:*}
cd /srv/nfs/$distro
mkdir -p loop lower upper work root
mountpoint -q loop || mount $distro.iso loop
mountpoint -q lower || mount loop/$rootfs lower
mountpoint -q root || mount -t overlay overlay -o lowerdir=lower,upperdir=upper,workdir=work,nfs_export=on root
cd /srv/http/local/boot/pxe
if [ ! -e $distro ]; then
echo $distro > /var/lib/podman-dracut/target
systemctl --wait restart podman-fedora-dracut.service
mv /var/lib/podman-dracut/$distro .
fi
if [ ! -e .grub.cfg.lock ]; then
echo "menuentry $distro {
linux \$path/$distro/vmlinuz \$nfs/$distro/root $cmdline
initrd \$path/$distro/initramfs
}" >> grub.cfg
fi
done
touch .grub.cfg.lock
chmod -R 640 .
chgrp -R php .
chmod ug+x $(find -type d)
'';
};
};
}