99 lines
2.5 KiB
Nix
99 lines
2.5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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{
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options = {
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services.xray = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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Whether to run xray server.
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Either `settingsFile` or `settings` must be specified.
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'';
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};
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package = mkOption {
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type = types.package;
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default = pkgs.xray;
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defaultText = literalExpression "pkgs.xray";
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description = lib.mdDoc ''
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Which xray package to use.
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'';
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};
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settingsFile = mkOption {
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type = types.nullOr types.path;
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default = null;
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example = "/etc/xray/config.json";
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description = lib.mdDoc ''
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The absolute path to the configuration file.
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Either `settingsFile` or `settings` must be specified.
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See <https://www.v2fly.org/en_US/config/overview.html>.
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'';
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};
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settings = mkOption {
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type = types.nullOr (types.attrsOf types.unspecified);
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default = null;
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example = {
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inbounds = [{
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port = 1080;
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listen = "127.0.0.1";
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protocol = "http";
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}];
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outbounds = [{
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protocol = "freedom";
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}];
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};
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description = lib.mdDoc ''
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The configuration object.
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Either `settingsFile` or `settings` must be specified.
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See <https://www.v2fly.org/en_US/config/overview.html>.
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'';
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};
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};
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};
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config = let
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cfg = config.services.xray;
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settingsFile = if cfg.settingsFile != null
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then cfg.settingsFile
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else pkgs.writeTextFile {
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name = "xray.json";
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text = builtins.toJSON cfg.settings;
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checkPhase = ''
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${cfg.package}/bin/xray -test -config $out
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'';
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};
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in mkIf cfg.enable {
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assertions = [
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{
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assertion = (cfg.settingsFile == null) != (cfg.settings == null);
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message = "Either but not both `settingsFile` and `settings` should be specified for xray.";
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}
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];
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systemd.services.xray = {
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description = "xray Daemon";
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after = [ "network.target" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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DynamicUser = true;
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ExecStart = "${cfg.package}/bin/xray -config ${settingsFile}";
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CapabilityBoundingSet = "CAP_NET_ADMIN CAP_NET_BIND_SERVICE";
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AmbientCapabilities = "CAP_NET_ADMIN CAP_NET_BIND_SERVICE";
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NoNewPrivileges = true;
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};
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};
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};
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}
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