diff options
author | Nikolay Amiantov <ab@fmap.me> | 2018-04-13 13:00:10 +0300 |
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committer | Nikolay Amiantov <ab@fmap.me> | 2018-04-13 13:39:21 +0300 |
commit | f7651b35b8c7c8fc804f597ba22eb470da665940 (patch) | |
tree | fb4d3fb0c7c3f5536e8d34344815247120f8e389 /nixos | |
parent | ee7351d889a7d25ea107fa900d4f218467887d4d (diff) |
shadowsocks service: init
Diffstat (limited to 'nixos')
-rw-r--r-- | nixos/modules/module-list.nix | 1 | ||||
-rw-r--r-- | nixos/modules/services/networking/shadowsocks.nix | 112 |
2 files changed, 113 insertions, 0 deletions
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix index 3a9a2bf86616e..0bbb1d2e534eb 100644 --- a/nixos/modules/module-list.nix +++ b/nixos/modules/module-list.nix @@ -547,6 +547,7 @@ ./services/networking/searx.nix ./services/networking/seeks.nix ./services/networking/skydns.nix + ./services/networking/shadowsocks.nix ./services/networking/shairport-sync.nix ./services/networking/shout.nix ./services/networking/sniproxy.nix diff --git a/nixos/modules/services/networking/shadowsocks.nix b/nixos/modules/services/networking/shadowsocks.nix new file mode 100644 index 0000000000000..fe6d65a5f963a --- /dev/null +++ b/nixos/modules/services/networking/shadowsocks.nix @@ -0,0 +1,112 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.services.shadowsocks; + + opts = { + server = cfg.localAddress; + server_port = cfg.port; + method = cfg.encryptionMethod; + mode = cfg.mode; + user = "nobody"; + fast_open = true; + } // optionalAttrs (cfg.password != null) { password = cfg.password; }; + + configFile = pkgs.writeText "shadowsocks.json" (builtins.toJSON opts); + +in + +{ + + ###### interface + + options = { + + services.shadowsocks = { + + enable = mkOption { + type = types.bool; + default = false; + description = '' + Whether to run shadowsocks-libev shadowsocks server. + ''; + }; + + localAddress = mkOption { + type = types.str; + default = "0.0.0.0"; + description = '' + Local address to which the server binds. + ''; + }; + + port = mkOption { + type = types.int; + default = 8388; + description = '' + Port which the server uses. + ''; + }; + + password = mkOption { + type = types.nullOr types.str; + default = null; + description = '' + Password for connecting clients. + ''; + }; + + passwordFile = mkOption { + type = types.nullOr types.path; + default = null; + description = '' + Password file with a password for connecting clients. + ''; + }; + + mode = mkOption { + type = types.enum [ "tcp_only" "tcp_and_udp" "udp_only" ]; + default = "tcp_and_udp"; + description = '' + Relay protocols. + ''; + }; + + encryptionMethod = mkOption { + type = types.str; + default = "chacha20-ietf-poly1305"; + description = '' + Encryption method. See <link xlink:href="https://github.com/shadowsocks/shadowsocks-org/wiki/AEAD-Ciphers"/>. + ''; + }; + + }; + + }; + + + ###### implementation + + config = mkIf cfg.enable { + assertions = singleton + { assertion = cfg.password == null || cfg.passwordFile == null; + message = "Cannot use both password and passwordFile for shadowsocks-libev"; + }; + + systemd.services.shadowsocks-libev = { + description = "shadowsocks-libev Daemon"; + after = [ "network.target" ]; + wantedBy = [ "multi-user.target" ]; + path = [ pkgs.shadowsocks-libev ] ++ optional (cfg.passwordFile != null) pkgs.jq; + serviceConfig.PrivateTmp = true; + script = '' + ${optionalString (cfg.passwordFile != null) '' + cat ${configFile} | jq --arg password "$(cat "${cfg.passwordFile}")" '. + { password: $password }' > /tmp/shadowsocks.json + ''} + exec ss-server -c ${if cfg.passwordFile != null then "/tmp/shadowsocks.json" else configFile} + ''; + }; + }; +} |