nixos/flake.nix

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{
inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/release-23.11";
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nixos-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
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local-unstable.url = "path:///home/giulio/dev/nixpkgs";
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home-manager = {
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url = "github:nix-community/home-manager/release-23.11";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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};
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outputs = { self, nixpkgs, nixos-unstable, local-unstable, home-manager }:
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let
sysLinuxX64 = "x86_64-linux";
sysDarwin = "aarch64-darwin";
sysLinuxAarch = "aarch64-linux";
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wrapPkgsSystem = { system, cudaSupport ? false }:
let
config = {
inherit cudaSupport;
allowUnfree = true;
};
in
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import nixpkgs rec {
inherit system config;
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unstablePkgs = import nixos-unstable {
inherit system config;
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};
localPkgs = import local-unstable {
inherit system config;
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};
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overlays = [
(final: prev: { inherit unstablePkgs; })
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(final: prev: { inherit localPkgs; })
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];
};
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wrapUtils = { pkgs, system }:
let
inherit (pkgs.lib) makeScope;
inherit (pkgs) newScope;
in
makeScope newScope (self: rec {
inherit nixpkgs home-manager nixos-unstable;
inherit (self.callPackage ./lib/utils.nix { }) mkSysRole mkHomeRole;
inherit (user) mkUser;
user = self.callPackage ./lib/user.nix { };
host = self.callPackage ./lib/host.nix { };
});
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pkgsLinuxX64Cuda = wrapPkgsSystem { system = sysLinuxX64; cudaSupport = true; };
utilsLinuxX64Cuda = wrapUtils { system = sysLinuxX64; pkgs = pkgsLinuxX64Cuda; };
pkgsLinuxAarch = wrapPkgsSystem { system = sysLinuxAarch; };
utilsLinuxAarch = wrapUtils { system = sysLinuxAarch; pkgs = pkgsLinuxAarch; };
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pkgsDarwin = wrapPkgsSystem { system = sysDarwin; };
utilsDarwin = wrapUtils { system = sysDarwin; pkgs = pkgsDarwin; };
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in
{
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nixosConfigurations = {
architect = utilsLinuxX64Cuda.host.mkHost {
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name = "architect";
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users = [{
user = "giulio";
roles = [ ];
}];
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};
gAluminum = utilsLinuxX64Cuda.host.mkHost {
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name = "gAluminum";
users = [{
user = "giulio";
roles = [ "desktop" "ssh" "git" ];
}];
roles = [ "gnome" ];
};
};
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homeConfigurations = {
giulioMac = utilsDarwin.user.mkHMUser {
name = "giulio";
roles = [ "ssh" ];
};
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giulioAarch = utilsLinuxAarch.user.mkHMUser {
name = "giulio";
roles = [ "ssh" ];
};
giulioX64 = utilsLinuxX64Cuda.user.mkHMUser {
name = "giulio";
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roles = [ "ssh" "go" ];
};
giulioX64NoSSH = utilsLinuxX64Cuda.user.mkHMUser {
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name = "giulio";
roles = [ "go" ];
};
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};
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defaultTemplate = self.templates.basicShell;
templates = {
basicShell = {
path = ./templates/basicShell;
description = "A barebone shell with custom defined packages";
};
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};
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};
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}