104 lines
3.0 KiB
Nix
104 lines
3.0 KiB
Nix
{ pkgs, ... }:
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{
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time.timeZone = "Europe/Prague";
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fileSystems."/mnt/export1981" = {
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device = "172.16.128.47:/nas/5490";
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fsType = "nfs";
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options = [ "nofail" ];
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};
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nix = {
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extraOptions = ''
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experimental-features = nix-command flakes
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'';
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};
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security = {
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acme = {
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acceptTerms = true;
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defaults.email = "security@idimitrov.dev";
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};
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};
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networking = {
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firewall = pkgs.lib.mkForce {
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enable = true;
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allowedTCPPorts = [
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25 # smtp
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465 # smtps
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80 # http
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443 # https
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];
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allowedUDPPorts = [
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25
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465
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80
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443
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51820 # wireguard
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];
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extraCommands = ''
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iptables -N vpn # create a new chain named vpn
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iptables -A vpn --src 10.0.0.2 -j ACCEPT # allow
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iptables -A vpn --src 10.0.0.3 -j ACCEPT # allow
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iptables -A vpn --src 10.0.0.4 -j ACCEPT # allow
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iptables -A vpn -j DROP # drop everyone else
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iptables -I INPUT -m tcp -p tcp --dport 22 -j vpn
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'';
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extraStopCommands = ''
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iptables -F vpn
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iptables -D INPUT -m tcp -p tcp --dport 22 -j vpn
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iptables -X vpn
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'';
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};
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};
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users = {
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users.ivand = {
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isNormalUser = true;
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hashedPassword =
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"$2b$05$hPrPcewxj4qjLCRQpKBAu.FKvKZdIVlnyn4uYsWE8lc21Jhvc9jWG";
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extraGroups = [ "wheel" "adm" "mlocate" ];
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openssh.authorizedKeys.keys = [
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''
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ssh-rsa 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 ivand@nixos
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''
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];
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};
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extraGroups = { mlocate = { }; };
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};
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environment = {
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enableAllTerminfo = true;
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};
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services = {
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openssh = {
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enable = true;
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settings = {
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PermitRootLogin = "prohibit-password";
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};
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};
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};
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systemd = {
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timers = {
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bingwp = {
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnCalendar = "*-*-* 10:00:00";
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Persistent = true;
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};
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};
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};
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services = {
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bingwp = {
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description = "Download bing image of the day";
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script = ''
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${pkgs.nushell}/bin/nu -c "http get ('https://bing.com' + ((http get https://www.bing.com/HPImageArchive.aspx?format=js&n=1).images.0.url)) | save ('/var/pic' | path join ( [ (date now | format date '%Y-%m-%d'), '.png' ] | str join ))"
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${pkgs.nushell}/bin/nu -c "${pkgs.toybox}/bin/ln -sf (ls /var/pic | where type == file | get name | sort | last) /var/pic/latest.png"
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'';
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};
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};
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};
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}
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