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plasmagoat 2025-07-05 11:12:20 +02:00
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171
nixos/flake.nix
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@ -1,107 +1,106 @@
{
description = "Unified flake for Proxmox base image + live NixOS VMs";
description = "NixOS HomeLab";
inputs = {
# Nixpkgs repo for system packages
nixpkgs.url = "github:nixos/nixpkgs";
# nixos-generators lets us produce a "proxmox"-formatted image
nixos-generators = {
url = "github:nix-community/nixos-generators";
inputs.nixpkgs.follows = "nixpkgs";
};
# sops-nix secret management
sops-nix = {
url = "github:Mic92/sops-nix";
inputs.nixpkgs.follows = "nixpkgs";
};
nixarr.url = "github:rasmus-kirk/nixarr";
# simple-nixos-mailserver = {
# url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
# inputs.nixpkgs.follwos = "nixpkgs";
# };
};
outputs = { self, nixpkgs, nixos-generators, sops-nix,... }:
let
system = "x86_64-linux";
outputs = inputs @ {...}: let
system = "x86_64-linux";
################################################################################
# A) Define “live” NixOS VM configurations under nixosConfigurations
################################################################################
liveVMs = {
traefik = nixpkgs.lib.nixosSystem {
inherit system;
modules = [ ./hosts/traefik/host.nix ];
};
sandbox = nixpkgs.lib.nixosSystem {
inherit system;
modules = [ ./hosts/sandbox/host.nix ];
};
dns = nixpkgs.lib.nixosSystem {
inherit system;
modules = [ ./hosts/dns/host.nix ];
};
monitoring = nixpkgs.lib.nixosSystem {
inherit system;
modules = [ ./hosts/monitoring/host.nix sops-nix.nixosModules.sops ];
};
forgejo = nixpkgs.lib.nixosSystem {
inherit system;
modules = [ ./hosts/forgejo/host.nix sops-nix.nixosModules.sops ];
};
runner01 = nixpkgs.lib.nixosSystem {
inherit system;
modules = [ ./hosts/forgejo-runner/host.nix sops-nix.nixosModules.sops ];
specialArgs.runnerId = "01";
};
# dockerHost = pkgs.lib.nixosSystem {
# inherit system;
# modules = [
# ./configuration.nix
# ./users/plasmagoat.nix
# ./hosts/docker-host.nix # Docker‐Host VM settings (shown below)
# ];
# };
liveVMs = {
traefik = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/traefik/host.nix
inputs.sops-nix.nixosModules.sops
];
};
################################################################################
# B) Use nixos-generators to produce “template” images for Proxmox
################################################################################
# 1) Existing Proxmox “base” image generator
proxmoxTemplate = nixos-generators.nixosGenerate {
system = "x86_64-linux";
modules = [ ./base.nix ];
format = "proxmox"; # outputs a .vma.zst suitable for qmrestore
sandbox = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/sandbox/host.nix
inputs.sops-nix.nixosModules.sops
];
};
# 2) A “docker” generator which builds a Proxmox‐ready template
docker = nixos-generators.nixosGenerate {
system = "x86_64-linux";
modules = [ ./templates/docker.nix ];
format = "proxmox";
mail = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/mail/host.nix
inputs.sops-nix.nixosModules.sops
];
};
in
{
################################################################################
# 1) Export “live” VM configs so you can run:
# nixos-rebuild switch --flake .#traefik --target-host root@<traefik-IP>
# nixos-rebuild switch --flake .#sandbox --target-host root@<sandbox-IP>
# nixos-rebuild switch --flake .#dockerHost --target-host root@<dockerHost-IP>
################################################################################
nixosConfigurations = liveVMs;
keycloak = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/keycloak/host.nix
inputs.sops-nix.nixosModules.sops
];
};
################################################################################
# 2) Export Proxmox template images under packages.x86_64-linux:
#
# • proxmox → `nix build .#proxmox` (generic base)
# • docker → `nix build .#docker` (docker template)
################################################################################
packages.x86_64-linux = {
proxmoxTemplate = proxmoxTemplate;
docker = docker;
dns = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/dns/host.nix
inputs.sops-nix.nixosModules.sops
];
};
monitoring = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/monitoring/host.nix
inputs.sops-nix.nixosModules.sops
];
};
media = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/media/host.nix
inputs.sops-nix.nixosModules.sops
inputs.nixarr.nixosModules.default
];
};
forgejo = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/forgejo/host.nix
inputs.sops-nix.nixosModules.sops
];
};
runner01 = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/forgejo-runner/host.nix
inputs.sops-nix.nixosModules.sops
];
specialArgs.runnerId = "01";
};
builder = inputs.nixpkgs.lib.nixosSystem {
inherit system;
modules = [
./hosts/nixos-builder/host.nix
inputs.sops-nix.nixosModules.sops
];
};
};
in {
nixosConfigurations = liveVMs;
};
}