unifi-controller: patchelf unifi's sdnotify

Fixes the following in server.log:

<launcher> ERROR sdnotify - failed to load ubnt_sdnotify_jni

java.lang.UnsatisfiedLinkError:
/var/lib/unifi/lib/native/Linux/x86_64/libubnt_sdnotify_jni.so:
libsystemd.so.0: cannot open shared object file: No such file or
directory

Author: qubitnano

pkgs/by-name/un/unifi/package.nix

@@ -4,6 +4,7 @@
   dpkg,
   fetchurl,
   nixosTests,
+  systemd,
 }:
 
 stdenv.mkDerivation rec {
@@ -28,6 +29,18 @@ stdenv.mkDerivation rec {
     runHook postInstall
   '';
 
+  postInstall =
+    if stdenv.hostPlatform.system == "x86_64-linux" then
+      ''
+        patchelf --add-needed "${systemd}/lib/libsystemd.so.0" "$out/lib/native/Linux/x86_64/libubnt_sdnotify_jni.so"
+      ''
+    else if stdenv.hostPlatform.system == "aarch64-linux" then
+      ''
+        patchelf --add-needed "${systemd}/lib/libsystemd.so.0" "$out/lib/native/Linux/aarch64/libubnt_sdnotify_jni.so"
+      ''
+    else
+      null;
+
   passthru.tests = {
     unifi = nixosTests.unifi;
   };