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homelab-deploy/flake.nix
Torjus Håkestad fa49e9322a feat: implement NATS-based NixOS deployment system
Implement the complete homelab-deploy system with three operational modes:

- Listener mode: Runs on NixOS hosts as a systemd service, subscribes to
  NATS subjects with configurable templates, executes nixos-rebuild on
  deployment requests with concurrency control

- MCP mode: MCP server exposing deploy, deploy_admin, and list_hosts
  tools for AI assistants with tiered access control

- CLI mode: Manual deployment commands with subject alias support via
  environment variables

Key components:
- internal/messages: Request/response types with validation
- internal/nats: Client wrapper with NKey authentication
- internal/deploy: Executor with timeout and lock for concurrency
- internal/listener: Subject template expansion and request handling
- internal/cli: Deploy logic with alias resolution
- internal/mcp: MCP server with mcp-go integration
- nixos/module.nix: NixOS module with hardened systemd service

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-07 04:19:47 +01:00

51 lines
1.3 KiB
Nix

{
description = "Message-based NixOS deployment system using NATS";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
};
outputs = { self, nixpkgs }:
let
supportedSystems = [ "x86_64-linux" "aarch64-linux" ];
forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
pkgsFor = system: nixpkgs.legacyPackages.${system};
in
{
packages = forAllSystems (system:
let
pkgs = pkgsFor system;
in
{
homelab-deploy = pkgs.buildGoModule {
pname = "homelab-deploy";
version = "0.1.0";
src = ./.;
vendorHash = "sha256-JXa+obN62zrrwXlplqojY7dvEunUqDdSTee6N8c5JTg=";
subPackages = [ "cmd/homelab-deploy" ];
};
default = self.packages.${system}.homelab-deploy;
});
devShells = forAllSystems (system:
let
pkgs = pkgsFor system;
in
{
default = pkgs.mkShell {
buildInputs = with pkgs; [
go
gopls
gotools
golangci-lint
govulncheck
delve
];
};
});
nixosModules.default = import ./nixos/module.nix;
nixosModules.homelab-deploy = self.nixosModules.default;
};
}