Patagia/patos
Patagia/patos
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More minimization work

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This commit is contained in:
Daniel Lundin 2024-10-13 23:39:56 +02:00
parent ac4309657b
commit 9470683ac7
Signed by: dln
SSH key fingerprint: SHA256:dQy1Xj3UiqJYpKR5ggQ2bxgz4jCH8IF+k3AB8o0kmdI
7 changed files with 47 additions and 17 deletions

32
flake.nix
View file

@ -36,15 +36,18 @@
{
nativeBuildInputs = with pkgs; [
erofs-utils
xz
zstd
];
}
''
mkdir -p $out
xz -1 -cz ${config.system.build.uki}/${config.system.boot.loader.ukiFile} \
> $out/${config.system.boot.loader.ukiFile}.xz
xz -1 -cz ${config.system.build.image}/${config.boot.uki.name}_${config.system.image.version}.store.raw \
> $out/${config.boot.uki.name}_${config.system.image.version}.img.xz
cp ${config.system.build.image}/${config.boot.uki.name}_${config.system.image.version}.store.raw $out/
zstd -9 ${config.system.build.uki}/${config.system.boot.loader.ukiFile} \
-o $out/${config.system.boot.loader.ukiFile}.zst
zstd -9 ${config.system.build.image}/${config.boot.uki.name}_${config.system.image.version}.store.raw \
-o $out/${config.boot.uki.name}_${config.system.image.version}.img.zst
'';
# Prepare a ready-to-boot disk image.
@ -56,20 +59,27 @@
pkgs.runCommand "update-${config.system.image.version}"
{
nativeBuildInputs = with pkgs; [
erofs-utils
qemu
zstd
];
}
''
mkdir -p $out
cp ${config.system.build.image}/${config.boot.uki.name}_${config.system.image.version}.raw $out/
qemu-img convert -f raw -O qcow2 -C ${config.system.build.image}/${config.boot.uki.name}_${config.system.image.version}.raw $out/disk.qcow2
zstd -9 ${config.system.build.image}/${config.boot.uki.name}_${config.system.image.version}.store.raw \
-o $out/${config.boot.uki.name}_${config.system.image.version}.img.zst
zstd -9 ${config.system.build.uki}/${config.system.boot.loader.ukiFile} \
-o $out/${config.system.boot.loader.ukiFile}.zst
'';
in
{
devShell = pkgs.mkShell {
packages = [
pkgs.erofs-utils
pkgs.just
packages = with pkgs; [
erofs-utils
just
self.packages.${system}.qemu-efi
];
};
@ -79,6 +89,8 @@
patos_image = mkInstallImage self.nixosConfigurations.${system}.patos;
patos_update = mkUpdate self.nixosConfigurations.${system}.patos;
image = system.build;
# FIXME: only do for x86_64
# A helper script to run the disk images above.
qemu-efi = pkgs.writeShellApplication {
@ -88,7 +100,7 @@
text = ''
qemu-system-x86_64 \
-smp 2 -m 2048 -machine q35,accel=kvm \
-smp 4 -m 2048 -machine q35,accel=kvm \
-bios ${pkgs.OVMF.fd}/FV/OVMF.fd \
-snapshot \
-display none \