256 lines
8 KiB
Nix
256 lines
8 KiB
Nix
{ lib, pkgs, config, ... }:
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with lib;
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let
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cfg = config.services.rustus;
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in
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{
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meta.maintainers = with maintainers; [ happysalada ];
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options.services.rustus = {
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enable = mkEnableOption (lib.mdDoc "TUS protocol implementation in Rust");
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host = mkOption {
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type = types.str;
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description = lib.mdDoc ''
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The host that rustus will connect to.
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'';
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default = "127.0.0.1";
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example = "127.0.0.1";
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};
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port = mkOption {
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type = types.port;
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description = lib.mdDoc ''
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The port that rustus will connect to.
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'';
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default = 1081;
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example = 1081;
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};
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log_level = mkOption {
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type = types.enum [ "DEBUG" "INFO" "ERROR" ];
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description = lib.mdDoc ''
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Desired log level
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'';
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default = "INFO";
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example = "ERROR";
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};
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max_body_size = mkOption {
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type = types.str;
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description = lib.mdDoc ''
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Maximum body size in bytes
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'';
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default = "10000000"; # 10 mb
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example = "100000000";
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};
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url = mkOption {
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type = types.str;
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description = lib.mdDoc ''
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url path for uploads
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'';
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default = "/files";
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};
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disable_health_access_logs = mkOption {
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type = types.bool;
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description = lib.mdDoc ''
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disable access log for /health endpoint
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'';
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default = false;
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};
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cors = mkOption {
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type = types.listOf types.str;
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description = lib.mdDoc ''
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list of origins allowed to upload
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'';
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default = ["*"];
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example = ["*.staging.domain" "*.prod.domain"];
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};
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tus_extensions = mkOption {
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type = types.listOf (types.enum [
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"getting"
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"creation"
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"termination"
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"creation-with-upload"
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"creation-defer-length"
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"concatenation"
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"checksum"
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]);
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description = lib.mdDoc ''
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Since TUS protocol offers extensibility you can turn off some protocol extensions.
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'';
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default = [
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"getting"
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"creation"
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"termination"
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"creation-with-upload"
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"creation-defer-length"
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"concatenation"
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"checksum"
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];
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};
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remove_parts = mkOption {
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type = types.bool;
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description = lib.mdDoc ''
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remove parts files after successful concatenation
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'';
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default = true;
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example = false;
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};
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storage = lib.mkOption {
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description = lib.mdDoc ''
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Storages are used to actually store your files. You can configure where you want to store files.
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'';
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default = {};
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example = lib.literalExpression ''
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{
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type = "hybrid-s3"
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s3_access_key_file = konfig.age.secrets.R2_ACCESS_KEY.path;
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s3_secret_key_file = konfig.age.secrets.R2_SECRET_KEY.path;
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s3_bucket = "my_bucket";
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s3_url = "https://s3.example.com";
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}
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'';
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type = lib.types.submodule {
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options = {
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type = lib.mkOption {
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type = lib.types.enum ["file-storage" "hybrid-s3"];
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description = lib.mdDoc "Type of storage to use";
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};
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s3_access_key_file = lib.mkOption {
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type = lib.types.str;
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description = lib.mdDoc "File path that contains the S3 access key.";
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};
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s3_secret_key_file = lib.mkOption {
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type = lib.types.path;
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description = lib.mdDoc "File path that contains the S3 secret key.";
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};
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s3_region = lib.mkOption {
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type = lib.types.str;
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default = "us-east-1";
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description = lib.mdDoc "S3 region name.";
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};
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s3_bucket = lib.mkOption {
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type = lib.types.str;
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description = lib.mdDoc "S3 bucket.";
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};
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s3_url = lib.mkOption {
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type = lib.types.str;
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description = lib.mdDoc "S3 url.";
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};
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force_sync = lib.mkOption {
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type = lib.types.bool;
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description = lib.mdDoc "calls fsync system call after every write to disk in local storage";
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default = true;
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};
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data_dir = lib.mkOption {
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type = lib.types.str;
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description = lib.mdDoc "path to the local directory where all files are stored";
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default = "/var/lib/rustus";
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};
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dir_structure = lib.mkOption {
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type = lib.types.str;
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description = lib.mdDoc "pattern of a directory structure locally and on s3";
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default = "{year}/{month}/{day}";
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};
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};
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};
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};
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info_storage = lib.mkOption {
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description = lib.mdDoc ''
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Info storages are used to store information about file uploads. These storages must be persistent, because every time chunk is uploaded rustus updates information about upload. And when someone wants to download file, information about it requested from storage to get actual path of an upload.
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'';
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default = {};
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type = lib.types.submodule {
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options = {
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type = lib.mkOption {
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type = lib.types.enum ["file-info-storage"];
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description = lib.mdDoc "Type of info storage to use";
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default = "file-info-storage";
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};
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dir = lib.mkOption {
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type = lib.types.str;
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description = lib.mdDoc "directory to store info about uploads";
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default = "/var/lib/rustus";
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};
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};
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};
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};
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};
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config = lib.mkIf cfg.enable {
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systemd.services.rustus =
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let
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isHybridS3 = cfg.storage.type == "hybrid-s3";
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in
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{
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description = "Rustus server";
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documentation = [ "https://s3rius.github.io/rustus/" ];
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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environment = {
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RUSTUS_SERVER_HOST = cfg.host;
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RUSTUS_SERVER_PORT = toString cfg.port;
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RUSTUS_LOG_LEVEL = cfg.log_level;
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RUSTUS_MAX_BODY_SIZE = cfg.max_body_size;
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RUSTUS_URL = cfg.url;
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RUSTUS_DISABLE_HEALTH_ACCESS_LOG = lib.mkIf cfg.disable_health_access_logs "true";
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RUSTUS_CORS = lib.concatStringsSep "," cfg.cors;
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RUSTUS_TUS_EXTENSIONS = lib.concatStringsSep "," cfg.tus_extensions;
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RUSTUS_REMOVE_PARTS= if cfg.remove_parts then "true" else "false";
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RUSTUS_STORAGE = cfg.storage.type;
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RUSTUS_DATA_DIR = cfg.storage.data_dir;
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RUSTUS_DIR_STRUCTURE = cfg.storage.dir_structure;
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RUSTUS_FORCE_FSYNC = if cfg.storage.force_sync then "true" else "false";
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RUSTUS_S3_URL = mkIf isHybridS3 cfg.storage.s3_url;
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RUSTUS_S3_BUCKET = mkIf isHybridS3 cfg.storage.s3_bucket;
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RUSTUS_S3_REGION = mkIf isHybridS3 cfg.storage.s3_region;
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RUSTUS_S3_ACCESS_KEY_PATH = mkIf isHybridS3 "%d/S3_ACCESS_KEY_PATH";
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RUSTUS_S3_SECRET_KEY_PATH = mkIf isHybridS3 "%d/S3_SECRET_KEY_PATH";
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RUSTUS_INFO_STORAGE = cfg.info_storage.type;
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RUSTUS_INFO_DIR = cfg.info_storage.dir;
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};
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serviceConfig = {
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ExecStart = "${pkgs.rustus}/bin/rustus";
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StateDirectory = "rustus";
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# User name is defined here to enable restoring a backup for example
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# You will run the backup restore command as sudo -u rustus in order
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# to have write permissions to /var/lib
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User = "rustus";
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DynamicUser = true;
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LoadCredential = lib.optionals isHybridS3 [
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"S3_ACCESS_KEY_PATH:${cfg.storage.s3_access_key_file}"
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"S3_SECRET_KEY_PATH:${cfg.storage.s3_secret_key_file}"
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];
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# hardening
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RestrictRealtime=true;
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RestrictNamespaces=true;
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LockPersonality=true;
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ProtectKernelModules=true;
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ProtectKernelTunables=true;
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ProtectKernelLogs=true;
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ProtectControlGroups=true;
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ProtectHostUserNamespaces=true;
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ProtectClock=true;
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RestrictSUIDSGID=true;
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SystemCallArchitectures="native";
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CapabilityBoundingSet="";
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ProtectProc = "invisible";
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# TODO consider SystemCallFilter LimitAS ProcSubset
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};
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};
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};
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}
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