From 5cb99391b147b8ac7b6681af218f7b1f09f2adeb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nerijus=20Bali=C5=ABnas?= <nerijus@users.sourceforge.net>
Date: Mon, 13 Dec 2021 19:37:25 +0200
Subject: [PATCH] chore: restart service if it is already running and upgraded
 via RPM (#9970)

---
 scripts/rpm/post-remove.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/scripts/rpm/post-remove.sh b/scripts/rpm/post-remove.sh
index 90f34f95ffd2d..08eb190d35eb7 100644
--- a/scripts/rpm/post-remove.sh
+++ b/scripts/rpm/post-remove.sh
@@ -28,6 +28,13 @@ if [[ -f /etc/redhat-release ]] || [[ -f /etc/SuSE-release ]]; then
             disable_chkconfig
         fi
     fi
+    if [[ $1 -ge 1 ]]; then
+        # Package upgrade, not uninstall
+
+        if [[ "$(readlink /proc/1/exe)" == */systemd ]]; then
+            systemctl try-restart telegraf.service >/dev/null 2>&1 || :
+        fi
+    fi
 elif [[ -f /etc/os-release ]]; then
     source /etc/os-release
     if [[ "$ID" = "amzn" ]] && [[ "$1" = "0" ]]; then