nix-config/README.md
jasmine 4b462616bb
docs: update README and add justfile recipes
- Fix typos (necessarily, persistence, ephemeral)
- Add Hosts section describing fuchsia and viridian
- Update and reorganize Features list
  - Add snapper automated snapshots
  - Add Traefik reverse proxy with security middleware
  - Update backup and DNS descriptions
- Add Usage section documenting justfile commands
- Fix repository URL (dotfiles.nix → nix-config)
- Add update and update-input recipes to justfile
2025-12-21 21:45:35 +08:00

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Markdown

# NixOS & Home-Manager Configuration
My [NixOS](https://nixos.org/) and [Home-Manager](https://github.com/nix-community/home-manager) config files.
Based upon [Misterio77's starter configs](https://github.com/Misterio77/nix-starter-configs).
> This repo is often neglected and doesn't necessarily follow best practices.
> I recommend only using this repo for inspiration and instead use this
> [boilerplate](https://github.com/Misterio77/nix-starter-configs/tree/main/standard)
## Preview
![screenshot](assets/2024-01-18-224416_4480x1440_scrot.png)
## Hosts
* **fuchsia** - Desktop gaming and development machine with full desktop environment
* **viridian** - Server hosting multimedia services, git forge, and various web services
## Features
* __Opt-in persistence with ephemeral btrfs root and 14-day snapshot retention.__
* __Snapper automated snapshots with tiered retention (24h/7d/4w/12m).__
* __Automated borgbackup of mutable service and container data.__
* __Traefik reverse proxy with geoblock and crowdsec security middleware.__
* __Secrets managed with agenix and rekeyed with yubikey.__
* __Standalone nixvim configuration for neovim.__
* __Custom haskell packages for xmonad & xmobar.__
* __Declarative minecraft server with nix-minecraft.__
* __Media server with typical *arr stack.__
* __Private DNS with .home.arpa for all internal services.__
## Usage
Common tasks are available via the justfile:
```sh
just build <hostname> # Build configuration without switching
just switch <hostname> # Build and switch to new configuration
just deploy <hostname> # Deploy to remote host over SSH
just update # Update all flake inputs
just update-input <input> # Update specific flake input
```
## Installation
```sh
# Prepare disks, create an EFI System partition and Linux Filesystem partition
fdisk /dev/nvme0n1
# Create our filesystems
mkfs.fat -F32 -n ESP /dev/nvme0n1p1
mkfs.btrfs -L ${hostname} /dev/nvme0n1p2
# Create our subvolumes
mount /dev/nvme0n1p2 /mnt/btrfs
btrfs subvolume create /mnt/btrfs/{root,nix,persist,swap}
umount /mnt/btrfs
# Prepare for installation
mount -o compress=zstd,subvol={root,nix,persist,swap} /dev/nvme0n1p2 /mnt/{nix,persist,swap}
mount /dev/nvme0n1p1 /mnt/boot
# Clone the configuration files and enter repo
git clone https://github.com/sajenim/nix-config.git && cd nix-config
# Install our system configuration
nixos-install --flake .#hostname
```
## FAQ
* **What is nix?**
Nix is a tool that takes a unique approach to package management and system configuration.
* **Nix benefits**
Nix is reproducible, declarative and reliable.
* **Why flakes?**
Flakes allow you to specify your code's dependencies (e.g. remote Git repositories) in a declarative way,
simply by listing them inside a flake.nix file.
## Credit
### Boilerplate
* [Misterio77/nix-starter-configs](https://github.com/Misterio77/nix-starter-configs)
### Other Configs
* [fortuneteller2k/nix-config](https://github.com/fortuneteller2k/nix-config)
* [javacafe01/nix-config](https://github.com/javacafe01/nix-config)