snix/ops/modules/irccat.nix
Ilan Joselevich 91d02d8c84 style: Switch to nixfmt from nixpkgs-fmt
Most of the ecosystem has moved to this formatter,
and many people configured their editors to autoformat it with this formatter.

Closes: https://git.snix.dev/snix/snix/issues/62
Change-Id: Icf39e7836c91fc2ae49fbe22a40a639105bfb0bd
Reviewed-on: https://cl.snix.dev/c/snix/+/30671
Reviewed-by: Florian Klink <flokli@flokli.de>
Tested-by: besadii
Autosubmit: Ilan Joselevich <personal@ilanjoselevich.com>
2025-08-10 13:40:23 +00:00

66 lines
1.8 KiB
Nix

{
config,
lib,
pkgs,
...
}:
let
cfg = config.services.irccat;
description = "irccat - forward messages to IRC";
# irccat expects to read its configuration from the *current
# directory*, and its configuration contains secrets.
#
# To make this work we construct the JSON configuration file and
# then recursively merge it with an on-disk secret using jq on
# service launch.
configJson = pkgs.writeText "irccat.json" (builtins.toJSON cfg.config);
in
{
options.services.irccat = {
enable = lib.mkEnableOption description;
config = lib.mkOption {
type = lib.types.attrsOf lib.types.anything; # varying value types
description = "Configuration structure (unchecked!)";
};
secretsFile = lib.mkOption {
type = lib.types.str;
description = "Path to the secrets file to be merged";
};
};
config = lib.mkIf cfg.enable {
systemd.services.irccat = {
inherit description;
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
wants = [ "network.target" ];
serviceConfig = {
ExecStartPre = (
pkgs.writeShellScript "merge-irccat-config" ''
if [ ! -f "$CREDENTIALS_DIRECTORY/secrets" ]; then
echo "irccat secrets file is missing"
exit 1
fi
# jq's * is the recursive merge operator
${pkgs.jq}/bin/jq -s '.[0] * .[1]' ${configJson} "$CREDENTIALS_DIRECTORY/secrets" \
> /var/lib/irccat/irccat.json
''
);
ExecStart = "${pkgs.irccat}/bin/irccat";
DynamicUser = true;
StateDirectory = "irccat";
WorkingDirectory = "/var/lib/irccat";
LoadCredential = "secrets:${cfg.secretsFile}";
Restart = "on-failure";
RestartSec = "5s";
};
};
};
}