185 lines
4.2 KiB
Nix
185 lines
4.2 KiB
Nix
{ config, lib, pkgs, ... }:
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with builtins;
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with lib;
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let
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# "7.4.335" -> "74"
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majmin = x: concatStrings (take 2 (splitString "." x));
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in
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{
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krebs.enable = true;
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networking.hostName = config.krebs.build.host.name;
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imports = [
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{
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# TODO never put hashedPassword into the store
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users.extraUsers =
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mapAttrs (_: h: { hashedPassword = h; })
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(import <secrets/hashedPasswords.nix>);
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}
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{
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users.defaultUserShell = "/run/current-system/sw/bin/bash";
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users.mutableUsers = false;
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}
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{
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users.extraUsers = {
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root = {
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openssh.authorizedKeys.keys = [
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config.krebs.users.tv.pubkey
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];
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};
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tv = {
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uid = 1337;
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group = "users";
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home = "/home/tv";
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createHome = true;
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useDefaultShell = true;
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extraGroups = [
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"audio"
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"video"
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"wheel"
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];
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openssh.authorizedKeys.keys = [
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config.krebs.users.tv.pubkey
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];
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};
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};
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}
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{
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security.sudo.extraConfig = ''
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Defaults mailto="${config.krebs.users.tv.mail}"
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'';
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time.timeZone = "Europe/Berlin";
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}
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{
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# TODO check if both are required:
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nix.chrootDirs = [ "/etc/protocols" pkgs.iana_etc.outPath ];
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nix.trustedBinaryCaches = [
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"https://cache.nixos.org"
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"http://cache.nixos.org"
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"http://hydra.nixos.org"
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];
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nix.useChroot = true;
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}
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{
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# oldvim
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environment.systemPackages = with pkgs; [
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vim
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];
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environment.etc."vim/vimrc".text = ''
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set nocp
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'';
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environment.etc."vim/vim${majmin pkgs.vim.version}".source =
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"${pkgs.vim}/share/vim/vim${majmin pkgs.vim.version}";
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environment.variables.EDITOR = mkForce "vim";
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environment.variables.VIM = "/etc/vim";
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}
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{
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environment.systemPackages = with pkgs; [
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rxvt_unicode.terminfo
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];
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environment.shellAliases = mkForce {
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# alias cal='cal -m3'
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gp = "${pkgs.pari}/bin/gp -q";
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df = "df -h";
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du = "du -h";
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# alias grep='grep --color=auto'
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# TODO alias cannot contain #\'
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# "ps?" = "ps ax | head -n 1;ps ax | fgrep -v ' grep --color=auto ' | grep";
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# alias la='ls -lA'
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lAtr = "ls -lAtr";
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# alias ll='ls -l'
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ls = "ls -h --color=auto --group-directories-first";
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# alias vim='vim -p'
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# alias vi='vim'
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# alias view='vim -R'
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dmesg = "dmesg -L --reltime";
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};
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programs.bash = {
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interactiveShellInit = ''
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HISTCONTROL='erasedups:ignorespace'
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HISTSIZE=65536
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HISTFILESIZE=$HISTSIZE
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shopt -s checkhash
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shopt -s histappend histreedit histverify
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shopt -s no_empty_cmd_completion
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complete -d cd
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${readFile ./bash_completion.sh}
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# TODO source bridge
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'';
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promptInit = ''
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case $UID in
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0)
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PS1='\[\e[1;31m\]\w\[\e[0m\] '
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;;
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1337)
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PS1='\[\e[1;32m\]\w\[\e[0m\] '
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;;
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*)
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PS1='\[\e[1;35m\]\u \[\e[1;32m\]\w\[\e[0m\] '
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;;
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esac
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if test -n "$SSH_CLIENT"; then
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PS1='\[\e[35m\]\h'" $PS1"
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fi
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if test -n "$SSH_AGENT_PID"; then
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PS1="ssh-agent[$SSH_AGENT_PID] $PS1"
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fi
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'';
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};
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programs.ssh.startAgent = false;
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}
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{
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nixpkgs.config.packageOverrides = pkgs:
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{
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nano = pkgs.runCommand "empty" {} "mkdir -p $out";
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};
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services.cron.enable = false;
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services.nscd.enable = false;
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services.ntp.enable = false;
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}
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{
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boot.kernel.sysctl = {
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# Enable IPv6 Privacy Extensions
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"net.ipv6.conf.all.use_tempaddr" = 2;
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"net.ipv6.conf.default.use_tempaddr" = 2;
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};
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}
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{
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services.openssh = {
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enable = true;
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hostKeys = [
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{ type = "ed25519"; path = "/etc/ssh/ssh_host_ed25519_key"; }
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];
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};
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}
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{
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# TODO: exim
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security.setuidPrograms = [
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"sendmail" # for sudo
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];
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}
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];
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}
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