29027fd1e1
Using pkgs.lib on the spine of module evaluation is problematic because the pkgs argument depends on the result of module evaluation. To prevent an infinite recursion, pkgs and some of the modules are evaluated twice, which is inefficient. Using ‘with lib’ prevents this problem.
69 lines
1.4 KiB
Nix
69 lines
1.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.tor;
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torify = pkgs.writeTextFile {
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name = "torify";
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text = ''
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#!${pkgs.stdenv.shell}
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TSOCKS_CONF_FILE=${pkgs.writeText "tsocks.conf" cfg.torify.config} LD_PRELOAD="${pkgs.tsocks}/lib/libtsocks.so $LD_PRELOAD" "$@"
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'';
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executable = true;
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destination = "/bin/torify";
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};
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in
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{
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###### interface
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options = {
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services.tor.torify = {
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enable = mkOption {
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default = cfg.client.enable;
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description = ''
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Whether to build torify scipt to relay application traffic via TOR.
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'';
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};
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server = mkOption {
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default = "localhost:9050";
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example = "192.168.0.20";
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description = ''
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IP address of TOR client to use.
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'';
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};
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config = mkOption {
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default = "";
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description = ''
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Extra configuration. Contents will be added verbatim to TSocks
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configuration file.
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'';
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};
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};
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};
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###### implementation
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config = mkIf cfg.torify.enable {
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environment.systemPackages = [ torify ]; # expose it to the users
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services.tor.torify.config = ''
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server = ${toString(head (splitString ":" cfg.torify.server))}
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server_port = ${toString(tail (splitString ":" cfg.torify.server))}
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local = 127.0.0.0/255.128.0.0
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local = 127.128.0.0/255.192.0.0
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'';
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};
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}
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