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# I must override the module to allow having runtime secrets
{ config, lib, pkgs, utils, ... }:
let
cfg = config.services.nginx.sso;
pkg = lib.getBin cfg.package;
confPath = "/var/lib/nginx-sso/config.json";
in
{
disabledModules = [ "services/security/nginx-sso.nix" ];
options.services.nginx.sso = with lib; {
enable = mkEnableOption "nginx-sso service";
package = mkOption {
type = types.package;
default = pkgs.nginx-sso;
defaultText = "pkgs.nginx-sso";
description = ''
The nginx-sso package that should be used.
'';
};
configuration = mkOption {
type = types.attrsOf types.unspecified;
default = { };
example = literalExample ''
{
listen = { addr = "127.0.0.1"; port = 8080; };
providers.token.tokens = {
myuser = "MyToken";
};
acl = {
rule_sets = [
{
rules = [ { field = "x-application"; equals = "MyApp"; } ];
allow = [ "myuser" ];
}
];
};
}
'';
description = ''
nginx-sso configuration
(<link xlink:href="https://github.com/Luzifer/nginx-sso/wiki/Main-Configuration">documentation</link>)
as a Nix attribute set.
'';
};
};
config = lib.mkIf cfg.enable {
systemd.services.nginx-sso = {
description = "Nginx SSO Backend";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
StateDirectory = "nginx-sso";
WorkingDirectory = "/var/lib/nginx-sso";
# The files to be merged might not have the correct permissions
ExecStartPre = "+${
pkgs.writeScript "merge-nginx-sso-config" ''
#!${pkgs.bash}/bin/bash
rm -f '${confPath}'
${utils.genJqSecretsReplacementSnippet cfg.configuration confPath}
# Fix permissions
chown nginx-sso:nginx-sso ${confPath}
chmod 0600 ${confPath}
''
}";
ExecStart = lib.mkForce ''
${pkg}/bin/nginx-sso \
--config ${confPath} \
--frontend-dir ${pkg}/share/frontend
'';
Restart = "always";
User = "nginx-sso";
Group = "nginx-sso";
};
};
users.users.nginx-sso = {
isSystemUser = true;
group = "nginx-sso";
};
users.groups.nginx-sso = { };
};
}
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