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|
{ config, lib, pkgs, ... }:
with lib;
let
nncpCfgFile = "/run/nncp.hjson";
programCfg = config.programs.nncp;
callerCfg = config.services.nncp.caller;
daemonCfg = config.services.nncp.daemon;
settingsFormat = pkgs.formats.json { };
jsonCfgFile = settingsFormat.generate "nncp.json" programCfg.settings;
pkg = programCfg.package;
in {
options = {
services.nncp = {
caller = {
enable = mkEnableOption ''
cron'ed NNCP TCP daemon caller.
The daemon will take configuration from
[](#opt-programs.nncp.settings)
'';
extraArgs = mkOption {
type = with types; listOf str;
description = "Extra command-line arguments to pass to caller.";
default = [ ];
example = [ "-autotoss" ];
};
};
daemon = {
enable = mkEnableOption ''
NNCP TCP synronization daemon.
The daemon will take configuration from
[](#opt-programs.nncp.settings)
'';
socketActivation = {
enable = mkEnableOption ''
Whether to run nncp-daemon persistently or socket-activated.
'';
listenStreams = mkOption {
type = with types; listOf str;
description = lib.mdDoc ''
TCP sockets to bind to.
See [](#opt-systemd.sockets._name_.listenStreams).
'';
default = [ "5400" ];
};
};
extraArgs = mkOption {
type = with types; listOf str;
description = "Extra command-line arguments to pass to daemon.";
default = [ ];
example = [ "-autotoss" ];
};
};
};
};
config = mkIf (programCfg.enable or callerCfg.enable or daemonCfg.enable) {
assertions = [{
assertion = with builtins;
let
callerCongfigured =
let neigh = config.programs.nncp.settings.neigh or { };
in lib.lists.any (x: hasAttr "calls" x && x.calls != [ ])
(attrValues neigh);
in !callerCfg.enable || callerCongfigured;
message = "NNCP caller enabled but call configuration is missing";
}];
systemd.services."nncp-caller" = {
inherit (callerCfg) enable;
description = "Croned NNCP TCP daemon caller.";
documentation = [ "http://www.nncpgo.org/nncp_002dcaller.html" ];
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = ''
${pkg}/bin/nncp-caller -noprogress -cfg "${nncpCfgFile}" ${
lib.strings.escapeShellArgs callerCfg.extraArgs
}'';
Group = "uucp";
UMask = "0002";
};
};
systemd.services."nncp-daemon" = mkIf daemonCfg.enable {
enable = !daemonCfg.socketActivation.enable;
description = "NNCP TCP syncronization daemon.";
documentation = [ "http://www.nncpgo.org/nncp_002ddaemon.html" ];
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = ''
${pkg}/bin/nncp-daemon -noprogress -cfg "${nncpCfgFile}" ${
lib.strings.escapeShellArgs daemonCfg.extraArgs
}'';
Restart = "on-failure";
Group = "uucp";
UMask = "0002";
};
};
systemd.services."nncp-daemon@" = mkIf daemonCfg.socketActivation.enable {
description = "NNCP TCP syncronization daemon.";
documentation = [ "http://www.nncpgo.org/nncp_002ddaemon.html" ];
after = [ "network.target" ];
serviceConfig = {
ExecStart = ''
${pkg}/bin/nncp-daemon -noprogress -ucspi -cfg "${nncpCfgFile}" ${
lib.strings.escapeShellArgs daemonCfg.extraArgs
}'';
Group = "uucp";
UMask = "0002";
StandardInput = "socket";
StandardOutput = "inherit";
StandardError = "journal";
};
};
systemd.sockets.nncp-daemon = mkIf daemonCfg.socketActivation.enable {
inherit (daemonCfg.socketActivation) listenStreams;
description = "socket for NNCP TCP syncronization.";
conflicts = [ "nncp-daemon.service" ];
wantedBy = [ "sockets.target" ];
socketConfig.Accept = true;
};
};
}
|