From 0b6f4a29df29c083c41418f4809f14eea3fae9b7 Mon Sep 17 00:00:00 2001
From: qubitnano <146656568+qubitnano@users.noreply.github.com>
Date: Tue, 3 Dec 2024 18:03:37 -0500
Subject: [PATCH 1/3] 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
---
 pkgs/by-name/un/unifi/package.nix | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/pkgs/by-name/un/unifi/package.nix b/pkgs/by-name/un/unifi/package.nix
index 6af57d380923..85c1ee1d7192 100644
--- a/pkgs/by-name/un/unifi/package.nix
+++ b/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;
   };

From e5b5cf80c5d78dc7c4921dc4725cddb2c1c3b8b7 Mon Sep 17 00:00:00 2001
From: qubitnano <146656568+qubitnano@users.noreply.github.com>
Date: Wed, 4 Dec 2024 00:29:49 -0500
Subject: [PATCH 2/3] nixos/unifi: enable sd_notify

Let's use unifi's sd_notify now that it's patched
---
 nixos/modules/services/networking/unifi.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/services/networking/unifi.nix b/nixos/modules/services/networking/unifi.nix
index 8c5bc82ffcb1..5d302e9502b9 100644
--- a/nixos/modules/services/networking/unifi.nix
+++ b/nixos/modules/services/networking/unifi.nix
@@ -143,7 +143,7 @@ in
       restartTriggers = [ cfg.unifiPackage cfg.mongodbPackage ];
 
       serviceConfig = {
-        Type = "simple";
+        Type = "notify";
         ExecStart = "${cmd} start";
         ExecStop = "${cmd} stop";
         Restart = "on-failure";

From 5d10e2bedb74e11d69acafa5823538114c346a2e Mon Sep 17 00:00:00 2001
From: qubitnano <146656568+qubitnano@users.noreply.github.com>
Date: Wed, 4 Dec 2024 00:30:16 -0500
Subject: [PATCH 3/3] nixos/unifi: always restart service

This allows the controller to restart when restoring from a backup
---
 nixos/modules/services/networking/unifi.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/services/networking/unifi.nix b/nixos/modules/services/networking/unifi.nix
index 5d302e9502b9..8570d0ee377d 100644
--- a/nixos/modules/services/networking/unifi.nix
+++ b/nixos/modules/services/networking/unifi.nix
@@ -146,7 +146,7 @@ in
         Type = "notify";
         ExecStart = "${cmd} start";
         ExecStop = "${cmd} stop";
-        Restart = "on-failure";
+        Restart = "always";
         TimeoutSec = "5min";
         User = "unifi";
         UMask = "0077";