tangled.org
Tangled infrastructure definitions in Nix
nixify appview
Signed-off-by: Anirudh Oppiliappan <anirudh@tangled.org>
anirudh.fi
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flake.lock
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-4
flake.lock
···
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"sqlite-lib-src": "sqlite-lib-src"
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},
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"locked": {
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-
"lastModified": 1758898964,
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"narHash": "sha256-UFCO4KN7EzT058WcJtjiQiIaoKwSP2ddkhPK74S8zug=",
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"lastModified": 1762506184,
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"narHash": "sha256-4NqqrAHQXMUasM5Vw7BUUgjvXA1xrfYkhaKu6YNxFpo=",
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"ref": "refs/heads/master",
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"rev": "7ddfed41ed0e2241dbb2edb9b0f69fce7e40f820",
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"revCount": 1450,
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"rev": "30d281f77d830b1c45104a44c9e7e5eafb52b354",
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"revCount": 1611,
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"type": "git",
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"url": "https://tangled.org/@tangled.org/core"
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},
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flake.nix
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flake.nix
···
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};
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nixosConfigurations.pds = nixpkgs.lib.nixosSystem {
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system = "x86_64-linux";
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specialArgs = {
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commonArgs = import ./common/ssh.nix;
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};
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modules = [
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disko.nixosModules.disko
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./hosts/pds/configuration.nix
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];
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};
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nixosConfigurations.appview = nixpkgs.lib.nixosSystem {
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system = "x86_64-linux";
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specialArgs = {
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commonArgs = import ./common/ssh.nix;
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};
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modules = [
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disko.nixosModules.disko
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./hosts/appview/configuration.nix
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];
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};
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···
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environment.systemPackages = [
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pkgs.curl
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];
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};
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appview = { pkgs, ... }: {
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deployment = {
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targetHost = "alpha.tangled.sh";
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targetPort = 22;
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targetUser = "tangler";
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buildOnTarget = true;
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};
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nixpkgs.system = "x86_64-linux";
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imports = [
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disko.nixosModules.disko
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tangled.nixosModules.appview
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./hosts/appview/configuration.nix
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./hosts/appview/services/appview.nix
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./hosts/appview/services/nginx-alpha.nix
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];
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time.timeZone = "Europe/Helsinki";
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};
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pds = { pkgs, ... }: {
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deployment = {
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hosts/appview/configuration.nix
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hosts/appview/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 = "appview-arn";
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services = {
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openssh.enable = true;
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};
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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" ];
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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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}
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hosts/appview/disk-config.nix
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hosts/appview/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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}
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hosts/appview/services/appview.nix
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hosts/appview/services/appview.nix
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hosts/appview/services/nginx-alpha.nix
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hosts/appview/services/nginx-alpha.nix
···
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{ config, pkgs, ... }:
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{
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services.nginx = {
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enable = true;
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recommendedTlsSettings = true;
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recommendedOptimisation = true;
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recommendedGzipSettings = true;
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# Fix proxy headers hash warnings
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appendHttpConfig = ''
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proxy_headers_hash_max_size 1024;
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proxy_headers_hash_bucket_size 128;
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'';
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virtualHosts = {
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# AppView service on alpha.tangled.sh
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"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://127.0.0.1:3000";
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extraConfig = ''
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proxy_http_version 1.1;
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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-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto $scheme;
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client_max_body_size 100M;
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'';
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};
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+
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# WebSocket support for /logs endpoint
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locations."~ /logs$" = {
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proxyPass = "http://127.0.0.1:3000";
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proxyWebsockets = true;
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extraConfig = ''
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proxy_read_timeout 86400;
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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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# Open firewall ports
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networking.firewall.allowedTCPPorts = [ 80 443 ];
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+
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# ACME configuration for Let's Encrypt
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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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}
+93
hosts/appview/services/nginx.nix
+93
hosts/appview/services/nginx.nix
···
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{ config, pkgs, ... }:
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{
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services.nginx = {
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enable = true;
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recommendedProxySettings = true;
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recommendedTlsSettings = true;
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recommendedOptimisation = true;
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recommendedGzipSettings = true;
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+
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virtualHosts = {
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# Redirect tangled.sh → tangled.org
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"tangled.sh" = {
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serverAliases = [ "www.tangled.sh" ];
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locations."/" = {
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return = "301 https://tangled.org$request_uri";
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};
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forceSSL = true;
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enableACME = true;
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};
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+
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# Redirect strings.tangled.sh → tangled.org/strings/*
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"strings.tangled.sh" = {
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locations."/" = {
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return = "301 https://tangled.org/strings$request_uri";
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};
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forceSSL = true;
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enableACME = true;
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};
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+
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# Redirect strings.tangled.org → tangled.org/strings/*
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"strings.tangled.org" = {
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locations."/" = {
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return = "301 https://tangled.org/strings$request_uri";
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};
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forceSSL = true;
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enableACME = true;
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};
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+
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# Main app on tangled.org
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"tangled.org" = {
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serverAliases = [ "www.tangled.org" ];
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+
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forceSSL = true;
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+
enableACME = true;
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+
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+
extraConfig = ''
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+
# Redirect www → bare domain
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+
if ($host = www.tangled.org) {
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+
return 301 https://tangled.org$request_uri;
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+
}
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+
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client_max_body_size 100M;
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+
'';
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+
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+
locations."~ ^/@tangled\\.sh(/.*)?$" = {
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+
return = "301 https://tangled.org/@tangled.org$1$is_args$args";
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+
};
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+
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locations."~ ^/tangled\\.sh(/.*)?$" = {
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+
return = "301 https://tangled.org/tangled.org$1$is_args$args";
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+
};
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+
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+
locations."~ /logs$" = {
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+
proxyPass = "http://127.0.0.1:3000";
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+
proxyWebsockets = true;
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+
extraConfig = ''
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+
proxy_read_timeout 86400;
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+
'';
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+
};
70
+
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+
locations."/" = {
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+
proxyPass = "http://127.0.0.1:3000";
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+
extraConfig = ''
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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-For $proxy_add_x_forwarded_for;
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+
proxy_set_header X-Forwarded-Proto $scheme;
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+
include ${config.services.nginx.package}/conf/mime.types;
79
+
'';
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+
};
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+
};
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+
};
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+
};
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+
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+
# Open firewall ports
86
+
networking.firewall.allowedTCPPorts = [ 80 443 ];
87
+
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+
# ACME configuration for Let's Encrypt
89
+
security.acme = {
90
+
acceptTerms = true;
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+
defaults.email = "team@tangled.org";
92
+
};
93
+
}