From 420b4e49c9bf6b773052c8494bfaf0dc82a51dc4 Mon Sep 17 00:00:00 2001
From: Mikhail Grigorev <grigorev_mm@magnit.ru>
Date: Fri, 19 Dec 2025 18:03:30 +0500
Subject: [PATCH] Added support for older releases

---
 install.sh | 20 ++++++++++++--------
 update.sh  | 24 +++++++++++++++---------
 2 files changed, 27 insertions(+), 17 deletions(-)

diff --git a/install.sh b/install.sh
index 73d8ca1e..a8bb7422 100644
--- a/install.sh
+++ b/install.sh
@@ -230,14 +230,18 @@ install_x-ui() {
         rc-update add x-ui
         rc-service x-ui start
     else
-        case "${release}" in
-        ubuntu | debian | armbian)
-            cp -f x-ui.service.debian /etc/systemd/system/
-            ;;
-        *)
-            cp -f x-ui.service.rhel /etc/systemd/system/
-        ;;
-        esac
+        if [ -f "x-ui.service" ]; then
+            cp -f x-ui.service /etc/systemd/system/
+        else
+            case "${release}" in
+                ubuntu | debian | armbian)
+                    cp -f x-ui.service.debian /etc/systemd/system/
+                ;;
+                *)
+                    cp -f x-ui.service.rhel /etc/systemd/system/
+                ;;
+            esac
+        fi
         systemctl daemon-reload
         systemctl enable x-ui
         systemctl start x-ui
diff --git a/update.sh b/update.sh
index 151464fe..9c1fffc5 100755
--- a/update.sh
+++ b/update.sh
@@ -227,15 +227,21 @@ update_x-ui() {
         rc-update add x-ui >/dev/null 2>&1
         rc-service x-ui start >/dev/null 2>&1
     else
-        echo -e "${green}Installing systemd unit...${plain}"
-        case "${release}" in
-        ubuntu | debian | armbian)
-            cp -f x-ui.service.debian /etc/systemd/system/ >/dev/null 2>&1
-            ;;
-        *)
-            cp -f x-ui.service.rhel /etc/systemd/system/ >/dev/null 2>&1
-        ;;
-        esac
+        if [ -f "x-ui.service" ]; then
+            echo -e "${green}Installing systemd unit...${plain}"
+            cp -f x-ui.service /etc/systemd/system/ >/dev/null 2>&1
+        else
+            case "${release}" in
+                ubuntu | debian | armbian)
+                    echo -e "${green}Installing debian-like systemd unit...${plain}"
+                    cp -f x-ui.service.debian /etc/systemd/system/ >/dev/null 2>&1
+                ;;
+                *)
+                    echo -e "${green}Installing rhel-like systemd unit...${plain}"
+                    cp -f x-ui.service.rhel /etc/systemd/system/ >/dev/null 2>&1
+                ;;
+            esac
+        fi
         chown root:root /etc/systemd/system/x-ui.service >/dev/null 2>&1
         systemctl daemon-reload >/dev/null 2>&1
         systemctl enable x-ui >/dev/null 2>&1