131 lines
3.7 KiB
Nix
131 lines
3.7 KiB
Nix
{
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description = "PatOS is a minimal, immutable Linux distribution specialized for the Patagia Platform.";
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inputs = {
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flake-utils.url = "github:numtide/flake-utils";
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nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
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};
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outputs =
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{
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self,
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flake-utils,
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nixpkgs,
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}:
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flake-utils.lib.eachDefaultSystem (
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system:
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let
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pkgs = import nixpkgs { inherit system; };
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in
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{
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packages = {
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default = self.packages.${system}.image;
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image = pkgs.writeShellScriptBin "image" ''
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echo "make UKI..."
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${self.packages.${system}.systemd.out}/bin/ukify build \
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--linux ${self.packages.${system}.kernel.kernel}/bzImage \
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--initrd ./out/initrd.gz \
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--cmdline "console=ttyS0" \
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-o patos.uki
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'';
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kernel = pkgs.callPackage ./kernel { };
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initrd = pkgs.writeShellScriptBin "mkinitrd" ''
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echo "make initrd..."
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mkdir -p out/lib
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# copy systemd
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cp -r ${self.packages.${system}.systemd.out}/* out/
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pushd out
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chmod 755 etc
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echo patos > ./etc/hostname
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cat <<EOF > ./etc/os-release
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NAME="Patos"
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PRETTY_NAME="Patos Platform"
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ID=patos
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EOF
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cat <<EOF > ./etc/passwd
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root::0:0:root:/root:/bin/sh
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bin:x:1:1:bin:/bin:/usr/bin/nologin
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daemon:x:2:2:daemon:/:/usr/bin/nologin
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mail:x:8:12:mail:/var/spool/mail:/usr/bin/nologin
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ftp:x:14:11:ftp:/srv/ftp:/usr/bin/nologin
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http:x:33:33:http:/srv/http:/usr/bin/nologin
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uuidd:x:68:68:uuidd:/:/usr/bin/nologin
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dbus:x:81:81:dbus:/:/usr/bin/nologin
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nobody:x:99:99:nobody:/:/usr/bin/nologin
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EOF
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chmod 644 ./etc/passwd
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cat <<EOF > ./etc/group
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root:x:0:root
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bin:x:1:root,bin,daemon
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daemon:x:2:root,bin,daemon
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sys:x:3:root,bin
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adm:x:4:root,daemon
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tty:x:5:
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disk:x:6:root
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lp:x:7:daemon
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mem:x:8:
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kmem:x:9:
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wheel:x:10:root
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ftp:x:11:
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mail:x:12:
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uucp:x:14:
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log:x:19:root
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utmp:x:20:
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locate:x:21:
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rfkill:x:24:
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smmsp:x:25:
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proc:x:26:
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http:x:33:
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games:x:50:
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lock:x:54:
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uuidd:x:68:
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dbus:x:81:
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network:x:90:
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video:x:91:
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audio:x:92:
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optical:x:93:
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floppy:x:94:
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storage:x:95:
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scanner:x:96:
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input:x:97:
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power:x:98:
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nobody:x:99:
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EOF
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chmod 644 ./etc/group
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# get shared libs
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find . -type f -executable | xargs ldd | awk '{print $3}' | grep -v systemd | sort -u | xargs cp -t lib
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# gen initrd
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find . -print0 | ${pkgs.lib.getExe pkgs.cpio} --null --owner=root:root -o --format=newc | ${pkgs.lib.getExe pkgs.gzip} -9 > initrd.gz
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'';
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systemd = pkgs.callPackage ./systemd { };
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};
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checks = {
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simple-test = pkgs.runCommand "simple-test" { } ''
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${self.packages.${system}.default}/bin/my-program
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touch $out
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'';
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};
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formatter = pkgs.nixpkgs-fmt;
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devShells.default = pkgs.mkShell {
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buildInputs = with pkgs; [
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erofs-utils
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just
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nixd
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nixfmt-rfc-style
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squashfs-tools-ng
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];
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};
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}
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);
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}
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