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script rewrite

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bogale 2026-10-04 01:28:56 +09:00
commit 3175211f7c
2 changed files with 42 additions and 30 deletions
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common.nix
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@ -129,15 +129,15 @@
}; };
}; };
virtualisation.oci-containers.containers.fedora-dracut = { virtualisation.oci-containers.containers.fedora-dracut = {
pull = "newer";
autoStart = false; autoStart = false;
entrypoint = "bash"; entrypoint = "bash";
autoRemoveOnStop = false;
image = "docker.io/fedora:latest"; image = "docker.io/fedora:latest";
cmd = [ "/data/workdir/entry.sh" ]; cmd = [ "/data/workdir/entry.sh" ];
volumes = [ volumes = [
"/var/lib/podman-dracut:/data/workdir" "/var/lib/podman-dracut:/data/workdir"
"/srv/nfs/arch/lower:/data/ro-arch:ro" "/srv/nfs/arch/lower:/data/arch:ro"
"/srv/nfs/fedora/lower:/data/ro-fedora:ro" "/srv/nfs/fedora/lower:/data/fedora:ro"
]; ];
}; };
systemd = { systemd = {
@ -145,32 +145,36 @@
services.pxeboot = { services.pxeboot = {
serviceConfig.Type = "oneshot"; serviceConfig.Type = "oneshot";
wantedBy = [ "multi-user.target" ]; wantedBy = [ "multi-user.target" ];
path = with pkgs; [ xz grub2_efi util-linux ]; path = with pkgs; [ xz e2fsprogs grub2_efi util-linux ];
script = let script = let
resolv = pkgs.writeText "resolv.conf" ''
nameserver fc02::1
nameserver 10.2.0.1
options edns0 trust-ad
'';
grubCfg = pkgs.writeText "grub.cfg" '' grubCfg = pkgs.writeText "grub.cfg" ''
set timeout=10 set timeout=10
set path=(http,$net_default_server)/local/boot/pxe set path=(http,$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" 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 . $path/grub.cfg
''; '';
entryScript = pkgs.writeText "entry.sh" ''
set -e
dnf install -y dracut-network nfs-utils
cd /data/workdir
for target in $(cd ..; ls | grep -v workdir); do
modsDir=../$target/usr/lib/modules/*
mkdir $target
cp $modsDir/vmlinuz $target
dracut -Nm "network-manager nfs" --zstd -k $modsDir --kver $(basename $modsDir) $target/initramfs
done
'';
in '' in ''
cd /srv/tftp cd /srv/tftp
if [ ! -e grubx64.efi ]; then if [ ! -e grubx64.efi ]; then
grub-mkstandalone -O x86_64-efi --compress=xz --modules=efinet -o grubx64.efi /boot/grub/grub.cfg=${grubCfg} grub-mkstandalone -O x86_64-efi --compress=xz --modules=efinet -o grubx64.efi /boot/grub/grub.cfg=${grubCfg}
fi fi
cat > /var/lib/podman-dracut/entry.sh <<'EOF' for distro in arch:arch/x86_64/airootfs.sfs fedora:LiveOS/squashfs.img; do
set -e
dnf install -y dracut-network nfs-utils
cd /data/workdir
target=$(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##*:} rootfs=''${distro##*:}
distro=''${distro%:*} distro=''${distro%:*}
cd /srv/nfs/$distro cd /srv/nfs/$distro
@ -178,23 +182,31 @@
mountpoint -q loop || mount $distro.iso loop mountpoint -q loop || mount $distro.iso loop
mountpoint -q lower || mount loop/$rootfs lower 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 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 upper/etc/resolv.conf ]; then
if [ ! -e $distro ]; then cd root/etc
echo $distro > /var/lib/podman-dracut/target rm -f resolv.conf
systemctl --wait restart podman-fedora-dracut.service cp ${resolv} resolv.conf
mv /var/lib/podman-dracut/$distro . chattr +i resolv.conf
fi fi
if [ ! -e .grub.cfg.lock ]; then done
cd /srv/http/local/boot
if [ ! -e pxe ]; then
mkdir pxe
cp ${entryScript} /var/lib/podman-dracut/entry.sh
systemctl --wait start podman-fedora-dracut.service
for distro in arch: fedora:selinux=0; do
cmdline=''${distro##*:}
distro=''${distro%:*}
mv /var/lib/podman-dracut/$distro pxe
echo "menuentry $distro { echo "menuentry $distro {
linux \$path/$distro/vmlinuz \$nfs/$distro/root $cmdline linux \$path/$distro/vmlinuz \$nfs/$distro/root $cmdline
initrd \$path/$distro/initramfs initrd \$path/$distro/initramfs
}" >> grub.cfg }" >> pxe/grub.cfg
fi
done done
touch .grub.cfg.lock chmod -R 640 pxe
chmod -R 640 . chgrp -R php pxe
chgrp -R php . chmod ug+x $(find pxe -type d)
chmod ug+x $(find -type d) fi
''; '';
}; };
}; };

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