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Gabriel Fontes 2022-04-24 21:07:40 -03:00
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README.md
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@ -17,14 +17,15 @@ This is a simple nix flake for getting started with NixOS + home-manager.
# Getting started # Getting started
Assuming you have a basic NixOS booted up (either live or installed, anything Assuming you have a basic NixOS booted up (either live or installed, anything
works). Here's [a link to the latest NixOS downloads, just for works). [Here's a link to the latest NixOS downloads, just for
you](https://nixos.org/download#download-nixos) you](https://nixos.org/download#download-nixos).
## The repo ## The repo
- [Install git](https://nixos.wiki/wiki/git) - [Install git](https://nixos.wiki/wiki/git)
- Hit "Use this template" on this repo (or clone this down and push to any - [Hit "Use this
another git remote) template"](https://github.com/Misterio77/nix-starter-config/generate) on this
repo (or clone this down and push to any another git remote)
- Add stuff you currently have on `/etc/nixos/` to `nixos` (usually - Add stuff you currently have on `/etc/nixos/` to `nixos` (usually
`configuration.nix` and `hardware-configuration.nix`, when you're starting `configuration.nix` and `hardware-configuration.nix`, when you're starting
@ -110,9 +111,10 @@ If you don't want to set your password imperatively, you can also use
`passwordFile` for safely and declaratively setting a password from a file `passwordFile` for safely and declaratively setting a password from a file
outside the nix store. outside the nix store.
There's also more advanced options for secret management, including some that There's also [more advanced options for secret
can include them (encrypted) into your config repo and/or nix store, be sure to management](https://nixos.wiki/wiki/Comparison_of_secret_managing_schemes),
check them out if you're interested. including some that can include them (encrypted) into your config repo and/or
nix store, be sure to check them out if you're interested.
## Dotfile management with home-manager ## Dotfile management with home-manager
@ -136,8 +138,8 @@ if you change them in a whim to get something working and forget about it?
Boom, your system is not fully reproductible anymore. Boom, your system is not fully reproductible anymore.
You can instead fully delete your `/` and `/home` on every boot! Nix is okay You can instead fully delete your `/` and `/home` on every boot! Nix is okay
with a empty root on boot, and will happily reapply your configurations (as with a empty root on boot (all you need is `/boot` and `/nix`), and will
long as `/nix` is intact). happily reapply your configurations.
There's two main approaches to this: mount a `tmpfs` (RAM disk) to `/`, or There's two main approaches to this: mount a `tmpfs` (RAM disk) to `/`, or
(using a filesystem such as btrfs or zfs) mount a blank snapshot and reset it (using a filesystem such as btrfs or zfs) mount a blank snapshot and reset it
@ -149,6 +151,12 @@ for mounting stuff you to keep to a separate partition/volume (such as
`/nix/persist` or `/persist`). This makes everything vanish by default, and you `/nix/persist` or `/persist`). This makes everything vanish by default, and you
can keep track of what you specifically asked to be kept. can keep track of what you specifically asked to be kept.
Here's some awesome blog posts about it:
- [Erase your darlings](https://grahamc.com/blog/erase-your-darlings)
- [Encrypted BTRFS with Opt-In State on
NixOS](https://mt-caret.github.io/blog/posts/2020-06-29-optin-state.html)
- [NixOS: tmpfs as root](https://elis.nu/blog/2020/05/nixos-tmpfs-as-root/) and
[tmpfs as home](https://elis.nu/blog/2020/06/nixos-tmpfs-as-home/)
## Adding custom packages ## Adding custom packages