nixos/bitwarden_rs: add environmentFile option

Add the option `environmentFile` to allow passing secrets to the service
without adding them to the Nix store, while keeping the current
configuration via the existing environment file intact.

Changed files
+18 -1
nixos
modules
services
security
bitwarden_rs
+18 -1
nixos/modules/services/security/bitwarden_rs/default.nix
···
<link xlink:href="https://github.com/dani-garcia/bitwarden_rs/blob/${bitwarden_rs.version}/.env.template">the environment template file</link>.
'';
};
+
+
environmentFile = mkOption {
+
type = with types; nullOr path;
+
default = null;
+
example = "/root/bitwarden_rs.env";
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description = ''
+
Additional environment file as defined in <citerefentry>
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<refentrytitle>systemd.exec</refentrytitle><manvolnum>5</manvolnum>
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</citerefentry>.
+
+
Secrets like <envar>ADMIN_TOKEN</envar> and <envar>SMTP_PASSWORD</envar>
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may be passed to the service without adding them to the world-readable Nix store.
+
+
Note that this file needs to be available on the host on which
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<literal>bitwarden_rs</literal> is running.
+
'';
+
};
};
config = mkIf cfg.enable {
···
serviceConfig = {
User = user;
Group = group;
-
EnvironmentFile = configFile;
+
EnvironmentFile = [ configFile ] ++ optional (cfg.environmentFile != null) cfg.environmentFile;
ExecStart = "${bitwarden_rs}/bin/bitwarden_rs";
LimitNOFILE = "1048576";
LimitNPROC = "64";