• 58. Writing a NixOS service module

    2022-03-16
    • #nixos

    Let’s write an nbd service module for NixOS. We’ll look at the shape of NixOS modules, define the service’s options, generate the configuration for the server, write tests, and see how upstreaming into nixpkgs works.

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  • 55. Generating secrets with nix flakes and cfssl

    2022-02-05
    • #infra
    • #nixos

    Many recent distributed programs like etcd or Kubernetes require TLS certificates to communicate securely. Creating these by hand is tedious, so let’s see how to automate it with a nix flake.

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  • 54. NixOS 21.11 and nftables

    2022-01-01
    • #networking
    • #nixos

    NixOS 21.11 switched to the nf_tables backend for iptables. Let’s see what this means, and what new things we can and cannot do.

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