commit f7651b35b8c7c8fc804f597ba22eb470da665940 · pyrox.dev/nixpkgs

nixos/modules/module-list.nix

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         ./services/networking/searx.nix

     

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         ./services/networking/seeks.nix

     

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         ./services/networking/skydns.nix

     

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         ./services/networking/shadowsocks.nix

     

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         ./services/networking/shairport-sync.nix

     

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         ./services/networking/shout.nix

     

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         ./services/networking/sniproxy.nix

+112

nixos/modules/services/networking/shadowsocks.nix

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       { config, lib, pkgs, ... }:

     

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       with lib;

     

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       let

     

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         cfg = config.services.shadowsocks;

     

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         opts = {

     

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           server = cfg.localAddress;

     

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           server_port = cfg.port;

     

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           method = cfg.encryptionMethod;

     

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           mode = cfg.mode;

     

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           user = "nobody";

     

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           fast_open = true;

     

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         } // optionalAttrs (cfg.password != null) { password = cfg.password; };

     

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         configFile = pkgs.writeText "shadowsocks.json" (builtins.toJSON opts);

     

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       in

     

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       {

     

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         ###### interface

     

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         options = {

     

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           services.shadowsocks = {

     

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             enable = mkOption {

     

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               type = types.bool;

     

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               default = false;

     

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               description = ''

     

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                 Whether to run shadowsocks-libev shadowsocks server.

     

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               '';

     

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             };

     

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       +
       

     

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             localAddress = mkOption {

     

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               type = types.str;

     

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               default = "0.0.0.0";

     

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               description = ''

     

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                 Local address to which the server binds.

     

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               '';

     

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             };

     

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             port = mkOption {

     

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               type = types.int;

     

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               default = 8388;

     

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               description = ''

     

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                 Port which the server uses.

     

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               '';

     

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             };

     

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             password = mkOption {

     

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               type = types.nullOr types.str;

     

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               default = null;

     

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               description = ''

     

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                 Password for connecting clients.

     

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               '';

     

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             };

     

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             passwordFile = mkOption {

     

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               type = types.nullOr types.path;

     

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               default = null;

     

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               description = ''

     

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                 Password file with a password for connecting clients.

     

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               '';

     

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             };

     

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             mode = mkOption {

     

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               type = types.enum [ "tcp_only" "tcp_and_udp" "udp_only" ];

     

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               default = "tcp_and_udp";

     

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               description = ''

     

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                 Relay protocols.

     

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               '';

     

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             };

     

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             encryptionMethod = mkOption {

     

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               type = types.str;

     

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               default = "chacha20-ietf-poly1305";

     

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               description = ''

     

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                 Encryption method. See <link xlink:href="https://github.com/shadowsocks/shadowsocks-org/wiki/AEAD-Ciphers"/>.

     

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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.enable {

     

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           assertions = singleton

     

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             { assertion = cfg.password == null || cfg.passwordFile == null;

     

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               message = "Cannot use both password and passwordFile for shadowsocks-libev";

     

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             };

     

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           systemd.services.shadowsocks-libev = {

     

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             description = "shadowsocks-libev Daemon";

     

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             after = [ "network.target" ];

     

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             wantedBy = [ "multi-user.target" ];

     

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             path = [ pkgs.shadowsocks-libev ] ++ optional (cfg.passwordFile != null) pkgs.jq;

     

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             serviceConfig.PrivateTmp = true;

     

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             script = ''

     

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               ${optionalString (cfg.passwordFile != null) ''

     

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                 cat ${configFile} | jq --arg password "$(cat "${cfg.passwordFile}")" '. + { password: $password }' > /tmp/shadowsocks.json

     

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               ''}

     

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               exec ss-server -c ${if cfg.passwordFile != null then "/tmp/shadowsocks.json" else configFile}

     

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             '';

     

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           };

     

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         };

     

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       }