166 lines
4.4 KiB
Nix
166 lines
4.4 KiB
Nix
![]() |
{ config, lib, pkgs, ... }:
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with import <stockholm/lib>;
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{
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imports = [
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../2configs/nixpkgs.nix
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{
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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.extraUsers = {
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root = {
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openssh.authorizedKeys.keys = [
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config.krebs.users.nin.pubkey
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];
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};
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mainUser = {
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name = "nin";
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uid = 1337;
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home = "/home/nin";
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group = "users";
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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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"fuse"
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];
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openssh.authorizedKeys.keys = [
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config.krebs.users.nin.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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environment.variables = {
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NIX_PATH = mkForce "secrets=/var/src/stockholm/null:/var/src";
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};
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}
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(let ca-bundle = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt"; in {
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environment.variables = {
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CURL_CA_BUNDLE = ca-bundle;
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GIT_SSL_CAINFO = ca-bundle;
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SSL_CERT_FILE = ca-bundle;
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};
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})
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];
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networking.hostName = config.krebs.build.host.name;
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nix.maxJobs = config.krebs.build.host.cores;
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krebs = {
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enable = true;
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search-domain = "retiolum";
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build = {
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user = config.krebs.users.nin;
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source = let inherit (config.krebs.build) host; in {
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nixos-config.symlink = "stockholm/nin/1systems/${host.name}.nix";
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secrets.file = "/home/nin/secrets/${host.name}";
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stockholm.file = getEnv "PWD";
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};
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};
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};
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nix.useSandbox = true;
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services.timesyncd.enable = true;
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#why is this on in the first place?
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services.nscd.enable = false;
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boot.tmpOnTmpfs = true;
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# see tmpfiles.d(5)
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systemd.tmpfiles.rules = [
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"d /tmp 1777 root root - -"
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];
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# multiple-definition-problem when defining environment.variables.EDITOR
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environment.extraInit = ''
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EDITOR=vim
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MANPAGER=most
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'';
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nixpkgs.config.allowUnfree = true;
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environment.systemPackages = with pkgs; [
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#stockholm
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git
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gnumake
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jq
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proot
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populate
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p7zip
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unzip
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unrar
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];
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programs.bash = {
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enableCompletion = true;
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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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'';
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promptInit = ''
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if test $UID = 0; then
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PS1='\[\033[1;31m\]\w\[\033[0m\] '
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elif test $UID = 1337; then
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PS1='\[\033[1;32m\]\w\[\033[0m\] '
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else
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PS1='\[\033[1;33m\]\u@\w\[\033[0m\] '
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fi
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if test -n "$SSH_CLIENT"; then
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PS1='\[\033[35m\]\h'" $PS1"
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fi
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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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# XXX bits here make no science
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{ bits = 8192; type = "ed25519"; path = "/etc/ssh/ssh_host_ed25519_key"; }
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];
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};
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services.journald.extraConfig = ''
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SystemMaxUse=1G
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RuntimeMaxUse=128M
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'';
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krebs.iptables = {
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enable = true;
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tables = {
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nat.PREROUTING.rules = [
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{ predicate = "! -i retiolum -p tcp -m tcp --dport 22"; target = "REDIRECT --to-ports 0"; precedence = 100; }
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{ predicate = "-p tcp -m tcp --dport 45621"; target = "REDIRECT --to-ports 22"; precedence = 99; }
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];
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nat.OUTPUT.rules = [
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{ predicate = "-o lo -p tcp -m tcp --dport 45621"; target = "REDIRECT --to-ports 22"; precedence = 100; }
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];
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filter.INPUT.policy = "DROP";
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filter.FORWARD.policy = "DROP";
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filter.INPUT.rules = [
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{ predicate = "-m conntrack --ctstate RELATED,ESTABLISHED"; target = "ACCEPT"; precedence = 10001; }
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{ predicate = "-p icmp"; target = "ACCEPT"; precedence = 10000; }
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{ predicate = "-i lo"; target = "ACCEPT"; precedence = 9999; }
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{ predicate = "-p tcp --dport 22"; target = "ACCEPT"; precedence = 9998; }
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{ predicate = "-p tcp -i retiolum"; target = "REJECT --reject-with tcp-reset"; precedence = -10000; }
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{ predicate = "-p udp -i retiolum"; target = "REJECT --reject-with icmp-port-unreachable"; v6 = false; precedence = -10000; }
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{ predicate = "-i retiolum"; target = "REJECT --reject-with icmp-proto-unreachable"; v6 = false; precedence = -10000; }
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];
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};
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};
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networking.dhcpcd.extraConfig = ''
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noipv4ll
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'';
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}
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