tangled.org
Tangled infrastructure definitions in Nix
nixify knot1
Signed-off-by: Anirudh Oppiliappan <anirudh@tangled.org>
anirudh.fi
+170
+11
flake.nix
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flake.nix
···
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];
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target = "spindle.alpha.tangled.sh";
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};
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+
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knot1 = {
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modules = [
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tangled.nixosModules.knot
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./hosts/knot1/services/knot.nix
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./hosts/knot1/services/nginx.nix
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];
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target = "knot1.alpha.tangled.sh";
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};
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};
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in
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{
···
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pds = mkHost "pds" hosts.pds.modules;
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nixery = mkHost "nixery" hosts.nixery.modules;
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spindle = mkHost "spindle" hosts.spindle.modules;
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knot1 = mkHost "knot1" hosts.knot1.modules;
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};
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# colmena uses this
···
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pds = mkColmenaHost "pds" hosts.pds.target hosts.pds.modules;
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nixery = mkColmenaHost "nixery" hosts.nixery.target hosts.nixery.modules;
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spindle = mkColmenaHost "spindle" hosts.spindle.target hosts.spindle.modules;
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knot1 = mkColmenaHost "knot1" hosts.knot1.target hosts.knot1.modules;
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};
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};
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}
+57
hosts/knot1/configuration.nix
+57
hosts/knot1/configuration.nix
···
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{ modulesPath
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, lib
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, pkgs
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, ...
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} @ args:
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{
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imports = [
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(modulesPath + "/installer/scan/not-detected.nix")
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(modulesPath + "/profiles/qemu-guest.nix")
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./disk-config.nix
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];
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boot.loader.grub = {
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# no need to set devices, disko will add all devices that have a EF02 partition to the list already
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# devices = [ ];
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efiSupport = true;
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efiInstallAsRemovable = true;
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};
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+
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networking.hostName = "knot1-ams";
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services = {
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openssh.enable = true;
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};
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+
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nix = {
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extraOptions = ''
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experimental-features = nix-command flakes ca-derivations
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warn-dirty = false
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keep-outputs = false
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'';
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};
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environment.systemPackages = map lib.lowPrio [
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pkgs.curl
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pkgs.gitMinimal
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];
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+
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users.users.tangler = {
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extraGroups = [ "networkmanager" "wheel" "docker" ];
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openssh.authorizedKeys.keys = args.commonArgs.sshKeys;
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isNormalUser = true;
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};
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+
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security.sudo.extraRules = [
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{
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users = [ "tangler" ];
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commands = [
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{
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command = "ALL";
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options = [ "NOPASSWD" ];
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}
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];
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}
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];
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system.stateVersion = "25.05";
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}
+56
hosts/knot1/disk-config.nix
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hosts/knot1/disk-config.nix
···
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# Example to create a bios compatible gpt partition
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{ lib, ... }:
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{
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disko.devices = {
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disk.disk1 = {
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device = lib.mkDefault "/dev/vda";
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type = "disk";
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content = {
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type = "gpt";
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partitions = {
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boot = {
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name = "boot";
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size = "1M";
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type = "EF02";
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};
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esp = {
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name = "ESP";
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size = "500M";
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type = "EF00";
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content = {
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type = "filesystem";
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format = "vfat";
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mountpoint = "/boot";
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};
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};
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root = {
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name = "root";
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size = "100%";
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content = {
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type = "lvm_pv";
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vg = "pool";
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};
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};
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};
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};
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};
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lvm_vg = {
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pool = {
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type = "lvm_vg";
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lvs = {
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root = {
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size = "100%FREE";
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content = {
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type = "filesystem";
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format = "ext4";
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mountpoint = "/";
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mountOptions = [
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"defaults"
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];
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};
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};
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};
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};
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};
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};
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}
+11
hosts/knot1/services/knot.nix
+11
hosts/knot1/services/knot.nix
+35
hosts/knot1/services/nginx.nix
+35
hosts/knot1/services/nginx.nix
···
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{
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services.nginx = {
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enable = true;
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virtualHosts = {
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"knot1.alpha.tangled.sh" = {
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forceSSL = true;
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enableACME = true;
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locations."/" = {
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proxyPass = "http://127.0.0.1:5555";
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+
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extraConfig = ''
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proxy_set_header X-Forwarded-For $remote_addr;
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-Proto $scheme;
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'';
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};
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locations."/events" = {
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proxyPass = "http://127.0.0.1:5555";
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extraConfig = ''
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proxy_set_header X-Forwarded-For $remote_addr;
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proxy_set_header Host $host;
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proxy_set_header Upgrade $http_upgrade;
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proxy_set_header Connection "upgrade";
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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.acme = {
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acceptTerms = true;
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defaults.email = "team@tangled.org";
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};
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networking.firewall.allowedTCPPorts = [ 80 443 ];
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}