base.nix: split into multiple files
This commit is contained in:
parent
bd42412b94
commit
3a5b775029
GPG Key ID:
9F2F7D8250F35146
190
base.nix
190
base.nix
@ -1,190 +0,0 @@
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{ config, lib, pkgs, inputs, values, ... }:
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{
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imports = [
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./users
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./modules/snakeoil-certs.nix
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];
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networking.domain = "pvv.ntnu.no";
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networking.useDHCP = false;
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# networking.search = [ "pvv.ntnu.no" "pvv.org" ];
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# networking.nameservers = lib.mkDefault [ "129.241.0.200" "129.241.0.201" ];
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# networking.tempAddresses = lib.mkDefault "disabled";
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# networking.defaultGateway = values.hosts.gateway;
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systemd.network.enable = true;
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services.resolved = {
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enable = lib.mkDefault true;
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dnssec = "false"; # Supposdly this keeps breaking and the default is to allow downgrades anyways...
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};
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time.timeZone = "Europe/Oslo";
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i18n.defaultLocale = "en_US.UTF-8";
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console = {
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font = "Lat2-Terminus16";
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keyMap = "no";
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};
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system.autoUpgrade = {
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enable = true;
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flake = "git+https://git.pvv.ntnu.no/Drift/pvv-nixos-config.git";
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flags = [
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"--update-input" "nixpkgs"
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"--update-input" "nixpkgs-unstable"
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"--no-write-lock-file"
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];
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};
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nix.gc.automatic = true;
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nix.gc.options = "--delete-older-than 2d";
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nix.settings.experimental-features = [ "nix-command" "flakes" ];
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/* This makes commandline tools like
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** nix run nixpkgs#hello
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** and nix-shell -p hello
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** use the same channel the system
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** was built with
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*/
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nix.registry = {
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nixpkgs.flake = inputs.nixpkgs;
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};
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nix.nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];
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environment.systemPackages = with pkgs; [
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file
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git
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gnupg
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htop
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nano
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ripgrep
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rsync
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screen
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tmux
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vim
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wget
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kitty.terminfo
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];
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programs.zsh.enable = true;
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users.groups."drift".name = "drift";
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# Trusted users on the nix builder machines
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users.groups."nix-builder-users".name = "nix-builder-users";
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# Let's not thermal throttle
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services.thermald.enable = lib.mkIf (lib.all (x: x) [
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(config.nixpkgs.system == "x86_64-linux")
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(!config.boot.isContainer or false)
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]) true;
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services.openssh = {
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enable = true;
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extraConfig = ''
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PubkeyAcceptedAlgorithms=+ssh-rsa
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Match Group wheel
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PasswordAuthentication no
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Match All
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'';
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settings.PermitRootLogin = "yes";
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};
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# nginx return 444 for all nonexistent virtualhosts
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systemd.services.nginx.after = [ "generate-snakeoil-certs.service" ];
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environment.snakeoil-certs = lib.mkIf config.services.nginx.enable {
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"/etc/certs/nginx" = {
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owner = "nginx";
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group = "nginx";
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};
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};
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services.nginx = {
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recommendedTlsSettings = true;
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recommendedProxySettings = true;
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recommendedOptimisation = true;
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recommendedGzipSettings = true;
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appendConfig = ''
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pcre_jit on;
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worker_processes auto;
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worker_rlimit_nofile 100000;
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'';
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eventsConfig = ''
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worker_connections 2048;
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use epoll;
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multi_accept on;
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'';
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};
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systemd.services.nginx.serviceConfig = lib.mkIf config.services.nginx.enable {
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LimitNOFILE = 65536;
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};
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services.nginx.virtualHosts."_" = lib.mkIf config.services.nginx.enable {
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sslCertificate = "/etc/certs/nginx.crt";
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sslCertificateKey = "/etc/certs/nginx.key";
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addSSL = true;
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extraConfig = "return 444;";
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};
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# source: https://github.com/logrotate/logrotate/blob/main/examples/logrotate.service
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systemd.services.logrotate = {
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documentation = [ "man:logrotate(8)" "man:logrotate.conf(5)" ];
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unitConfig.RequiresMountsFor = "/var/log";
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serviceConfig = {
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Nice = 19;
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IOSchedulingClass = "best-effort";
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IOSchedulingPriority = 7;
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ReadWritePaths = [ "/var/log" ];
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AmbientCapabilities = [ "" ];
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CapabilityBoundingSet = [ "" ];
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DeviceAllow = [ "" ];
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LockPersonality = true;
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true; # disable for third party rotate scripts
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PrivateDevices = true;
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PrivateNetwork = true; # disable for mail delivery
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PrivateTmp = true;
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true; # disable for userdir logs
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectProc = "invisible";
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ProtectSystem = "full";
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true; # disable for creating setgid directories
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SocketBindDeny = [ "any" ];
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"@system-service"
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];
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};
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};
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networking.firewall.allowedTCPPorts = lib.mkIf config.services.nginx.enable [ 80 443 ];
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security.acme = {
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acceptTerms = true;
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defaults.email = "drift@pvv.ntnu.no";
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};
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# Let's not spam LetsEncrypt in `nixos-rebuild build-vm` mode:
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virtualisation.vmVariant = {
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security.acme.defaults.server = "https://127.0.0.1";
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security.acme.preliminarySelfsigned = true;
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users.users.root.initialPassword = "root";
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};
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}
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50
base/default.nix
Normal file
50
base/default.nix
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@ -0,0 +1,50 @@
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{ config, lib, pkgs, inputs, values, ... }:
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{
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imports = [
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../users
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../modules/snakeoil-certs.nix
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./networking.nix
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./nix.nix
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./services/acme.nix
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./services/auto-update.nix
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./services/logrotate.nix
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./services/nginx.nix
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./services/openssh.nix
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./services/thermald.nix
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];
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time.timeZone = "Europe/Oslo";
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i18n.defaultLocale = "en_US.UTF-8";
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console = {
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font = "Lat2-Terminus16";
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keyMap = "no";
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};
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environment.systemPackages = with pkgs; [
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file
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git
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gnupg
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htop
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nano
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ripgrep
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rsync
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screen
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tmux
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vim
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wget
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kitty.terminfo
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];
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programs.zsh.enable = true;
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users.groups."drift".name = "drift";
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# Trusted users on the nix builder machines
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users.groups."nix-builder-users".name = "nix-builder-users";
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}
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16
base/networking.nix
Normal file
16
base/networking.nix
Normal file
@ -0,0 +1,16 @@
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{ ... }:
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{
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networking.domain = "pvv.ntnu.no";
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networking.useDHCP = false;
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# networking.search = [ "pvv.ntnu.no" "pvv.org" ];
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# networking.nameservers = lib.mkDefault [ "129.241.0.200" "129.241.0.201" ];
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# networking.tempAddresses = lib.mkDefault "disabled";
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# networking.defaultGateway = values.hosts.gateway;
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systemd.network.enable = true;
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services.resolved = {
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enable = lib.mkDefault true;
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dnssec = "false"; # Supposdly this keeps breaking and the default is to allow downgrades anyways...
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};
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}
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17
base/nix.nix
Normal file
17
base/nix.nix
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@ -0,0 +1,17 @@
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{ ... }:
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{
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nix.gc.automatic = true;
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nix.gc.options = "--delete-older-than 2d";
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nix.settings.experimental-features = [ "nix-command" "flakes" ];
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/* This makes commandline tools like
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** nix run nixpkgs#hello
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** and nix-shell -p hello
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** use the same channel the system
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** was built with
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*/
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nix.registry = {
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nixpkgs.flake = inputs.nixpkgs;
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};
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nix.nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];
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}
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15
base/services/acme.nix
Normal file
15
base/services/acme.nix
Normal file
@ -0,0 +1,15 @@
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{ ... }:
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{
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security.acme = {
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acceptTerms = true;
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defaults.email = "drift@pvv.ntnu.no";
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};
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# Let's not spam LetsEncrypt in `nixos-rebuild build-vm` mode:
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virtualisation.vmVariant = {
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security.acme.defaults.server = "https://127.0.0.1";
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security.acme.preliminarySelfsigned = true;
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users.users.root.initialPassword = "root";
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};
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}
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12
base/services/auto-upgrade.nix
Normal file
12
base/services/auto-upgrade.nix
Normal file
@ -0,0 +1,12 @@
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{ ... }:
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{
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system.autoUpgrade = {
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enable = true;
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flake = "git+https://git.pvv.ntnu.no/Drift/pvv-nixos-config.git";
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flags = [
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"--update-input" "nixpkgs"
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"--update-input" "nixpkgs-unstable"
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"--no-write-lock-file"
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];
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};
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}
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42
base/services/logrotate.nix
Normal file
42
base/services/logrotate.nix
Normal file
@ -0,0 +1,42 @@
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{ ... }:
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{
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# source: https://github.com/logrotate/logrotate/blob/main/examples/logrotate.service
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systemd.services.logrotate = {
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documentation = [ "man:logrotate(8)" "man:logrotate.conf(5)" ];
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unitConfig.RequiresMountsFor = "/var/log";
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serviceConfig = {
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Nice = 19;
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IOSchedulingClass = "best-effort";
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IOSchedulingPriority = 7;
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ReadWritePaths = [ "/var/log" ];
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AmbientCapabilities = [ "" ];
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CapabilityBoundingSet = [ "" ];
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DeviceAllow = [ "" ];
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LockPersonality = true;
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MemoryDenyWriteExecute = true;
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NoNewPrivileges = true; # disable for third party rotate scripts
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PrivateDevices = true;
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PrivateNetwork = true; # disable for mail delivery
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PrivateTmp = true;
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ProtectClock = true;
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ProtectControlGroups = true;
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ProtectHome = true; # disable for userdir logs
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectProc = "invisible";
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ProtectSystem = "full";
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RestrictNamespaces = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true; # disable for creating setgid directories
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SocketBindDeny = [ "any" ];
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SystemCallArchitectures = "native";
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SystemCallFilter = [
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"@system-service"
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];
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};
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};
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}
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44
base/services/nginx.nix
Normal file
44
base/services/nginx.nix
Normal file
@ -0,0 +1,44 @@
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{ config, lib, ... }:
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{
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# nginx return 444 for all nonexistent virtualhosts
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systemd.services.nginx.after = [ "generate-snakeoil-certs.service" ];
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environment.snakeoil-certs = lib.mkIf config.services.nginx.enable {
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"/etc/certs/nginx" = {
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owner = "nginx";
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group = "nginx";
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};
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};
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networking.firewall.allowedTCPPorts = lib.mkIf config.services.nginx.enable [ 80 443 ];
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services.nginx = {
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recommendedTlsSettings = true;
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recommendedProxySettings = true;
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recommendedOptimisation = true;
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recommendedGzipSettings = true;
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appendConfig = ''
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pcre_jit on;
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worker_processes auto;
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worker_rlimit_nofile 100000;
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'';
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eventsConfig = ''
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worker_connections 2048;
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use epoll;
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multi_accept on;
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'';
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};
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systemd.services.nginx.serviceConfig = lib.mkIf config.services.nginx.enable {
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LimitNOFILE = 65536;
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};
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services.nginx.virtualHosts."_" = lib.mkIf config.services.nginx.enable {
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sslCertificate = "/etc/certs/nginx.crt";
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sslCertificateKey = "/etc/certs/nginx.key";
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addSSL = true;
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extraConfig = "return 444;";
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};
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}
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13
base/services/openssh.nix
Normal file
13
base/services/openssh.nix
Normal file
@ -0,0 +1,13 @@
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{ ... }:
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{
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services.openssh = {
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enable = true;
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extraConfig = ''
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PubkeyAcceptedAlgorithms=+ssh-rsa
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Match Group wheel
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PasswordAuthentication no
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Match All
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'';
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settings.PermitRootLogin = "yes";
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};
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}
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8
base/services/thermald.nix
Normal file
8
base/services/thermald.nix
Normal file
@ -0,0 +1,8 @@
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{ config, lib, ... }:
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{
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# Let's not thermal throttle
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services.thermald.enable = lib.mkIf (lib.all (x: x) [
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(config.nixpkgs.system == "x86_64-linux")
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(!config.boot.isContainer or false)
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]) true;
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}
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@ -3,7 +3,7 @@
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imports = [
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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./services/gitea/default.nix
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@ -3,7 +3,7 @@
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imports = [
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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./services/nginx
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@ -3,7 +3,7 @@
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imports = [
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# Include the results of the hardware scan.
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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./disks.nix
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@ -3,7 +3,7 @@
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imports = [
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# Include the results of the hardware scan.
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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./services/grzegorz.nix
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@ -2,7 +2,7 @@
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{
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imports = [
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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./services/libvirt.nix
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@ -3,7 +3,7 @@
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imports = [
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# Include the results of the hardware scan.
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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../../modules/grzegorz.nix
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@ -3,7 +3,7 @@
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imports = [
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# Include the results of the hardware scan.
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./hardware-configuration.nix
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../../base.nix
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../../base
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../../misc/metrics-exporters.nix
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./services/monitoring
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@ -3,7 +3,7 @@
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imports = [
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# Include the results of the hardware scan.
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./hardware-configuration.nix
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../../base.nix
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../../base
|
||||
../../misc/metrics-exporters.nix
|
||||
];
|
||||
|
||||
|
||||
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