Nix Configuration

Overview

This repository contains my Nix configuration for macOS.

Available Tasks

All tasks can be run using just <task>. To see a list of available tasks, run just.

Bootstrap System with Nix

just bootstrap

This task initializes a new macOS system by:

• Installing Xcode CLI Tools
• Installing Nix via the Determinate Systems installer

Note: This task should be run first on a new macOS system before other tasks.

Update Nix Packages

just nix-update

This task updates flake.lock file with the latest versions of all dependencies. This is useful when you want to:

• Update all packages to their latest versions from nixpkgs
• Get the latest updates from other flake inputs
• Update your system before rebuilding

Build Configuration

just nix-build

This task builds the Nix configuration but does not apply it. This is useful for:

• Testing if your Nix configuration builds successfully
• Reviewing what changes would be made
• Pre-building the Nix configuration before switching to it

Install Configuration

just nix-install

This task builds the Nix configuration and then switches the system to use it. This will:

• Build the new Nix configuration
• Apply all changes to your system
• Switch to the new Nix configuration immediately

Note: The nix-install tasks requires appropriate permissions (usually root/sudo) to apply system changes.

Rollback Configuration

just nix-rollback

This task rolls back to a previous system configuration. Use this if you encounter issues with the current configuration.

List Generations

just nix-list

This task lists all available system generations, showing when they were created and their status.

Clean Old Generations

just nix-clean

This task cleans up old system generations to free up disk space. It requires sudo privileges to remove old generations.