initial commit

packaging/deb/prerm

@@ -0,0 +1,19 @@
+#!/bin/sh
+set -e
+
+# On removal, stop all instances while the helper script still exists, so each
+# server is sent "exit" and saves its world. (Without the script, systemd would
+# just kill them.) Upgrades leave running servers alone.
+case "$1" in
+    remove|deconfigure)
+        if [ -d /run/systemd/system ]; then
+            units=$(systemctl list-units --plain --no-legend --all 'terraria@*.service' | awk '{print $1}')
+            if [ -n "$units" ]; then
+                echo "Stopping Terraria instances: $units"
+                systemctl stop $units || true
+            fi
+        fi
+        ;;
+esac
+
+exit 0