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6ad72aa37e
Add missing $ to try files directive. This fixes pixelfed federation and search, amongst presumably many other things!
479 lines
16 KiB
Nix
479 lines
16 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.pixelfed;
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user = cfg.user;
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group = cfg.group;
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pixelfed = cfg.package.override { inherit (cfg) dataDir runtimeDir; };
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# https://github.com/pixelfed/pixelfed/blob/dev/app/Console/Commands/Installer.php#L185-L190
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extraPrograms = with pkgs; [ jpegoptim optipng pngquant gifsicle ffmpeg ];
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# Ensure PHP extensions: https://github.com/pixelfed/pixelfed/blob/dev/app/Console/Commands/Installer.php#L135-L147
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phpPackage = cfg.phpPackage.buildEnv {
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extensions = { enabled, all }:
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enabled
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++ (with all; [ bcmath ctype curl mbstring gd intl zip redis imagick ]);
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};
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configFile =
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pkgs.writeText "pixelfed-env" (lib.generators.toKeyValue { } cfg.settings);
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# Management script
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pixelfed-manage = pkgs.writeShellScriptBin "pixelfed-manage" ''
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cd ${pixelfed}
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sudo=exec
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if [[ "$USER" != ${user} ]]; then
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sudo='exec /run/wrappers/bin/sudo -u ${user}'
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fi
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$sudo ${cfg.phpPackage}/bin/php artisan "$@"
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'';
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dbSocket = {
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"pgsql" = "/run/postgresql";
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"mysql" = "/run/mysqld/mysqld.sock";
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}.${cfg.database.type};
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dbService = {
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"pgsql" = "postgresql.service";
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"mysql" = "mysql.service";
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}.${cfg.database.type};
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redisService = "redis-pixelfed.service";
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in {
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options.services = {
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pixelfed = {
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enable = mkEnableOption (lib.mdDoc "a Pixelfed instance");
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package = mkPackageOptionMD pkgs "pixelfed" { };
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phpPackage = mkPackageOptionMD pkgs "php81" { };
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user = mkOption {
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type = types.str;
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default = "pixelfed";
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description = lib.mdDoc ''
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User account under which pixelfed runs.
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::: {.note}
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If left as the default value this user will automatically be created
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on system activation, otherwise you are responsible for
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ensuring the user exists before the pixelfed application starts.
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:::
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'';
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};
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group = mkOption {
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type = types.str;
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default = "pixelfed";
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description = lib.mdDoc ''
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Group account under which pixelfed runs.
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::: {.note}
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If left as the default value this group will automatically be created
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on system activation, otherwise you are responsible for
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ensuring the group exists before the pixelfed application starts.
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:::
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'';
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};
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domain = mkOption {
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type = types.str;
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description = lib.mdDoc ''
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FQDN for the Pixelfed instance.
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'';
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};
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secretFile = mkOption {
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type = types.path;
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description = lib.mdDoc ''
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A secret file to be sourced for the .env settings.
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Place `APP_KEY` and other settings that should not end up in the Nix store here.
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'';
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};
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settings = mkOption {
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type = with types; (attrsOf (oneOf [ bool int str ]));
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description = lib.mdDoc ''
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.env settings for Pixelfed.
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Secrets should use `secretFile` option instead.
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'';
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};
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nginx = mkOption {
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type = types.nullOr (types.submodule
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(import ../web-servers/nginx/vhost-options.nix {
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inherit config lib;
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}));
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default = null;
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example = lib.literalExpression ''
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{
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serverAliases = [
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"pics.''${config.networking.domain}"
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];
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enableACME = true;
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forceHttps = true;
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}
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'';
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description = lib.mdDoc ''
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With this option, you can customize an nginx virtual host which already has sensible defaults for Dolibarr.
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Set to {} if you do not need any customization to the virtual host.
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If enabled, then by default, the {option}`serverName` is
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`''${domain}`,
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If this is set to null (the default), no nginx virtualHost will be configured.
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'';
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};
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redis.createLocally = mkEnableOption
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(lib.mdDoc "a local Redis database using UNIX socket authentication")
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// {
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default = true;
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};
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database = {
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createLocally = mkEnableOption
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(lib.mdDoc "a local database using UNIX socket authentication") // {
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default = true;
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};
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automaticMigrations = mkEnableOption
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(lib.mdDoc "automatic migrations for database schema and data") // {
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default = true;
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};
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type = mkOption {
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type = types.enum [ "mysql" "pgsql" ];
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example = "pgsql";
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default = "mysql";
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description = lib.mdDoc ''
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Database engine to use.
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Note that PGSQL is not well supported: https://github.com/pixelfed/pixelfed/issues/2727
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'';
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};
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name = mkOption {
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type = types.str;
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default = "pixelfed";
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description = lib.mdDoc "Database name.";
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};
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};
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maxUploadSize = mkOption {
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type = types.str;
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default = "8M";
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description = lib.mdDoc ''
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Max upload size with units.
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'';
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};
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poolConfig = mkOption {
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type = with types; attrsOf (oneOf [ int str bool ]);
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default = { };
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description = lib.mdDoc ''
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Options for Pixelfed's PHP-FPM pool.
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'';
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};
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dataDir = mkOption {
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type = types.str;
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default = "/var/lib/pixelfed";
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description = lib.mdDoc ''
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State directory of the `pixelfed` user which holds
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the application's state and data.
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'';
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};
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runtimeDir = mkOption {
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type = types.str;
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default = "/run/pixelfed";
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description = lib.mdDoc ''
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Ruutime directory of the `pixelfed` user which holds
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the application's caches and temporary files.
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'';
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};
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schedulerInterval = mkOption {
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type = types.str;
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default = "1d";
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description = lib.mdDoc "How often the Pixelfed cron task should run";
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};
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};
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};
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config = mkIf cfg.enable {
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users.users.pixelfed = mkIf (cfg.user == "pixelfed") {
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isSystemUser = true;
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group = cfg.group;
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extraGroups = lib.optional cfg.redis.createLocally "redis-pixelfed";
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};
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users.groups.pixelfed = mkIf (cfg.group == "pixelfed") { };
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services.redis.servers.pixelfed.enable = lib.mkIf cfg.redis.createLocally true;
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services.pixelfed.settings = mkMerge [
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({
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APP_ENV = mkDefault "production";
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APP_DEBUG = mkDefault false;
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# https://github.com/pixelfed/pixelfed/blob/dev/app/Console/Commands/Installer.php#L312-L316
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APP_URL = mkDefault "https://${cfg.domain}";
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ADMIN_DOMAIN = mkDefault cfg.domain;
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APP_DOMAIN = mkDefault cfg.domain;
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SESSION_DOMAIN = mkDefault cfg.domain;
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SESSION_SECURE_COOKIE = mkDefault true;
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OPEN_REGISTRATION = mkDefault false;
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# ActivityPub: https://github.com/pixelfed/pixelfed/blob/dev/app/Console/Commands/Installer.php#L360-L364
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ACTIVITY_PUB = mkDefault true;
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AP_REMOTE_FOLLOW = mkDefault true;
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AP_INBOX = mkDefault true;
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AP_OUTBOX = mkDefault true;
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AP_SHAREDINBOX = mkDefault true;
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# Image optimization: https://github.com/pixelfed/pixelfed/blob/dev/app/Console/Commands/Installer.php#L367-L404
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PF_OPTIMIZE_IMAGES = mkDefault true;
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IMAGE_DRIVER = mkDefault "imagick";
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# Mobile APIs
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OAUTH_ENABLED = mkDefault true;
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# https://github.com/pixelfed/pixelfed/blob/dev/app/Console/Commands/Installer.php#L351
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EXP_EMC = mkDefault true;
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# Defer to systemd
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LOG_CHANNEL = mkDefault "stderr";
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# TODO: find out the correct syntax?
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# TRUST_PROXIES = mkDefault "127.0.0.1/8, ::1/128";
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})
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(mkIf (cfg.redis.createLocally) {
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BROADCAST_DRIVER = mkDefault "redis";
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CACHE_DRIVER = mkDefault "redis";
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QUEUE_DRIVER = mkDefault "redis";
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SESSION_DRIVER = mkDefault "redis";
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WEBSOCKET_REPLICATION_MODE = mkDefault "redis";
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# Support phpredis and predis configuration-style.
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REDIS_SCHEME = "unix";
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REDIS_HOST = config.services.redis.servers.pixelfed.unixSocket;
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REDIS_PATH = config.services.redis.servers.pixelfed.unixSocket;
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})
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(mkIf (cfg.database.createLocally) {
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DB_CONNECTION = cfg.database.type;
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DB_SOCKET = dbSocket;
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DB_DATABASE = cfg.database.name;
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DB_USERNAME = user;
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# No TCP/IP connection.
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DB_PORT = 0;
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})
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];
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environment.systemPackages = [ pixelfed-manage ];
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services.mysql =
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mkIf (cfg.database.createLocally && cfg.database.type == "mysql") {
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enable = mkDefault true;
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package = mkDefault pkgs.mariadb;
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ensureDatabases = [ cfg.database.name ];
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ensureUsers = [{
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name = user;
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ensurePermissions = { "${cfg.database.name}.*" = "ALL PRIVILEGES"; };
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}];
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};
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services.postgresql =
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mkIf (cfg.database.createLocally && cfg.database.type == "pgsql") {
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enable = mkDefault true;
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ensureDatabases = [ cfg.database.name ];
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ensureUsers = [{
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name = user;
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ensurePermissions = { };
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}];
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};
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# Make each individual option overridable with lib.mkDefault.
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services.pixelfed.poolConfig = lib.mapAttrs' (n: v: lib.nameValuePair n (lib.mkDefault v)) {
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"pm" = "dynamic";
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"php_admin_value[error_log]" = "stderr";
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"php_admin_flag[log_errors]" = true;
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"catch_workers_output" = true;
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"pm.max_children" = "32";
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"pm.start_servers" = "2";
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"pm.min_spare_servers" = "2";
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"pm.max_spare_servers" = "4";
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"pm.max_requests" = "500";
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};
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services.phpfpm.pools.pixelfed = {
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inherit user group;
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inherit phpPackage;
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phpOptions = ''
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post_max_size = ${toString cfg.maxUploadSize}
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upload_max_filesize = ${toString cfg.maxUploadSize}
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max_execution_time = 600;
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'';
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settings = {
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"listen.owner" = user;
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"listen.group" = group;
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"listen.mode" = "0660";
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"catch_workers_output" = "yes";
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} // cfg.poolConfig;
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};
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systemd.services.phpfpm-pixelfed.after = [ "pixelfed-data-setup.service" ];
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systemd.services.phpfpm-pixelfed.requires =
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[ "pixelfed-horizon.service" "pixelfed-data-setup.service" ]
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++ lib.optional cfg.database.createLocally dbService
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++ lib.optional cfg.redis.createLocally redisService;
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# Ensure image optimizations programs are available.
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systemd.services.phpfpm-pixelfed.path = extraPrograms;
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systemd.services.pixelfed-horizon = {
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description = "Pixelfed task queueing via Laravel Horizon framework";
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after = [ "network.target" "pixelfed-data-setup.service" ];
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requires = [ "pixelfed-data-setup.service" ]
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++ (lib.optional cfg.database.createLocally dbService)
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++ (lib.optional cfg.redis.createLocally redisService);
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wantedBy = [ "multi-user.target" ];
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# Ensure image optimizations programs are available.
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path = extraPrograms;
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serviceConfig = {
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Type = "simple";
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ExecStart = "${pixelfed-manage}/bin/pixelfed-manage horizon";
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StateDirectory =
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lib.mkIf (cfg.dataDir == "/var/lib/pixelfed") "pixelfed";
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User = user;
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Group = group;
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Restart = "on-failure";
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};
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};
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systemd.timers.pixelfed-cron = {
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description = "Pixelfed periodic tasks timer";
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after = [ "pixelfed-data-setup.service" ];
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requires = [ "phpfpm-pixelfed.service" ];
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnBootSec = cfg.schedulerInterval;
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OnUnitActiveSec = cfg.schedulerInterval;
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};
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};
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systemd.services.pixelfed-cron = {
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description = "Pixelfed periodic tasks";
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# Ensure image optimizations programs are available.
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path = extraPrograms;
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serviceConfig = {
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ExecStart = "${pixelfed-manage}/bin/pixelfed-manage schedule:run";
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User = user;
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Group = group;
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StateDirectory = cfg.dataDir;
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};
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};
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systemd.services.pixelfed-data-setup = {
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description =
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"Pixelfed setup: migrations, environment file update, cache reload, data changes";
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wantedBy = [ "multi-user.target" ];
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after = lib.optional cfg.database.createLocally dbService;
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requires = lib.optional cfg.database.createLocally dbService;
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path = with pkgs; [ bash pixelfed-manage rsync ] ++ extraPrograms;
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serviceConfig = {
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Type = "oneshot";
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User = user;
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Group = group;
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StateDirectory =
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lib.mkIf (cfg.dataDir == "/var/lib/pixelfed") "pixelfed";
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LoadCredential = "env-secrets:${cfg.secretFile}";
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UMask = "077";
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};
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script = ''
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# Concatenate non-secret .env and secret .env
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rm -f ${cfg.dataDir}/.env
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cp --no-preserve=all ${configFile} ${cfg.dataDir}/.env
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echo -e '\n' >> ${cfg.dataDir}/.env
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cat "$CREDENTIALS_DIRECTORY/env-secrets" >> ${cfg.dataDir}/.env
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# Link the static storage (package provided) to the runtime storage
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# Necessary for cities.json and static images.
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mkdir -p ${cfg.dataDir}/storage
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rsync -av --no-perms ${pixelfed}/storage-static/ ${cfg.dataDir}/storage
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chmod -R +w ${cfg.dataDir}/storage
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# Link the app.php in the runtime folder.
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# We cannot link the cache folder only because bootstrap folder needs to be writeable.
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ln -sf ${pixelfed}/bootstrap-static/app.php ${cfg.runtimeDir}/app.php
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# https://laravel.com/docs/10.x/filesystem#the-public-disk
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# Creating the public/storage → storage/app/public link
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# is unnecessary as it's part of the installPhase of pixelfed.
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# Install Horizon
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# FIXME: require write access to public/ — should be done as part of install — pixelfed-manage horizon:publish
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# Before running any PHP program, cleanup the bootstrap.
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# It's necessary if you upgrade the application otherwise you might
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# try to import non-existent modules.
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rm -rf ${cfg.runtimeDir}/bootstrap/*
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# Perform the first migration.
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[[ ! -f ${cfg.dataDir}/.initial-migration ]] && pixelfed-manage migrate --force && touch ${cfg.dataDir}/.initial-migration
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${lib.optionalString cfg.database.automaticMigrations ''
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# Force migrate the database.
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pixelfed-manage migrate --force
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''}
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# Import location data
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pixelfed-manage import:cities
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${lib.optionalString cfg.settings.ACTIVITY_PUB ''
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# ActivityPub federation bookkeeping
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[[ ! -f ${cfg.dataDir}/.instance-actor-created ]] && pixelfed-manage instance:actor && touch ${cfg.dataDir}/.instance-actor-created
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''}
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${lib.optionalString cfg.settings.OAUTH_ENABLED ''
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# Generate Passport encryption keys
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[[ ! -f ${cfg.dataDir}/.passport-keys-generated ]] && pixelfed-manage passport:keys && touch ${cfg.dataDir}/.passport-keys-generated
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''}
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pixelfed-manage route:cache
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pixelfed-manage view:cache
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pixelfed-manage config:cache
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'';
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};
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systemd.tmpfiles.rules = [
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# Cache must live across multiple systemd units runtimes.
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"d ${cfg.runtimeDir}/ 0700 ${user} ${group} - -"
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"d ${cfg.runtimeDir}/cache 0700 ${user} ${group} - -"
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];
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# Enable NGINX to access our phpfpm-socket.
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users.users."${config.services.nginx.group}".extraGroups = [ cfg.group ];
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services.nginx = mkIf (cfg.nginx != null) {
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enable = true;
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virtualHosts."${cfg.domain}" = mkMerge [
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cfg.nginx
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{
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root = lib.mkForce "${pixelfed}/public/";
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locations."/".tryFiles = "$uri $uri/ /index.php?$query_string";
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locations."/favicon.ico".extraConfig = ''
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access_log off; log_not_found off;
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'';
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locations."/robots.txt".extraConfig = ''
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access_log off; log_not_found off;
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'';
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locations."~ \\.php$".extraConfig = ''
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fastcgi_split_path_info ^(.+\.php)(/.+)$;
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fastcgi_pass unix:${config.services.phpfpm.pools.pixelfed.socket};
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fastcgi_index index.php;
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'';
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locations."~ /\\.(?!well-known).*".extraConfig = ''
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deny all;
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'';
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extraConfig = ''
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add_header X-Frame-Options "SAMEORIGIN";
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add_header X-XSS-Protection "1; mode=block";
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add_header X-Content-Type-Options "nosniff";
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index index.html index.htm index.php;
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error_page 404 /index.php;
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client_max_body_size ${toString cfg.maxUploadSize};
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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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