urchin/environments/nixos-container/configuration.nix

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# A NixOS container to protect against accidental fork bombs
#
# Put this in /var/lib/containers/test/etc/nixos/configuration.nix
# See https://nixos.org/wiki/NixOS:Containers
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{ config, lib, pkgs, ... }:
with lib;
{ boot.isContainer = true;
networking.hostName = mkDefault "urchin";
networking.useDHCP = false;
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environment.systemPackages = with pkgs; [
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# Urchin
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bash dash mksh zsh
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busybox
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# Other
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vim git rsync tmux
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];
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security.pam.loginLimits = [
# Prevent accidental fork bombs.
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{ domain = "*"; item = "nproc"; type = "hard"; value = "200"; }
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];
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services.openssh = {
enable = true;
passwordAuthentication = false;
};
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users.extraUsers.user = {
name = "tlevine";
uid = 1000;
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isNormalUser = true;
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home = "/home/tlevine";
extraGroups = [ "users" "wheel" ];
openssh.authorizedKeys.keys = [
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDGvQyzr42/96acUTUedaeM2ee+DMt9bkxeurdeXji9sNE10MjjAUFtxPmSI8/BUZW2/a9ByblfaJEI+H+kFVPjVr+QGKXZluxcFMj2BLbH53fi9xLgoQRjb2aAXutb2Bp74/E8R1K+CuFfRRGQ5Spdnv44SLt04D6JbBLcLIcWTpQ4v5RaYr2U27jfiF9z0m+/opxvowEy2gnqlEXFxFk8jZHT4K0uLWm2ENjT6OpyOx8hWcKeAN2vRVRex3pJfSzswn0LpuCrM1rUZ4DRE+FABi8N21Q3MBaMRkwnZPwaZwKzv06q8bu23jYTqK5BrUPtOXeeVuroQXMc12H/6/Nh laptop"
];
};
}