From bd0d34d99a31937ee90197d16a4814cddfc0826e Mon Sep 17 00:00:00 2001
From: Emery Hemingway <ehmry@posteo.net>
Date: Thu, 15 Apr 2021 09:28:52 +0200
Subject: [PATCH] nixos: support arbitrary child binaries

Allow child binaries to be ERIS URNs or otherwise arbitrary strings.
---
 nixos-modules/lib/children.nix | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/nixos-modules/lib/children.nix b/nixos-modules/lib/children.nix
index 10f1c13..9f03f60 100644
--- a/nixos-modules/lib/children.nix
+++ b/nixos-modules/lib/children.nix
@@ -16,9 +16,7 @@
                 description =
                   "Program binary for this child. Must be an ERIS URN.";
                 default = null;
-                type = types.nullOr (types.str // {
-                  check = lib.strings.hasPrefix "urn:erisx2:";
-                });
+                type = types.nullOr types.str;
                 example =
                   "urn:erisx2:AEAU4KT7AGJLA5BHPWFZ7HX2OVVNVFGDM2SIS726OPZBGXDED64QIDPHN2M5P5HIMOG3YDSWBGDPNUMZKCG4CRVU4DI5BOS5IJRFCSLQQY";
               };